WO2012010360A1 - Witterungsbeständige rückseitenfolien - Google Patents
Witterungsbeständige rückseitenfolien Download PDFInfo
- Publication number
- WO2012010360A1 WO2012010360A1 PCT/EP2011/058880 EP2011058880W WO2012010360A1 WO 2012010360 A1 WO2012010360 A1 WO 2012010360A1 EP 2011058880 W EP2011058880 W EP 2011058880W WO 2012010360 A1 WO2012010360 A1 WO 2012010360A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- film
- pmma
- backsheet
- protective layer
- Prior art date
Links
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 70
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 69
- 230000004888 barrier function Effects 0.000 claims abstract description 39
- 229920000098 polyolefin Polymers 0.000 claims abstract description 28
- 238000003475 lamination Methods 0.000 claims abstract description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- 229910052809 inorganic oxide Inorganic materials 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000007765 extrusion coating Methods 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 160
- 239000010408 film Substances 0.000 claims description 146
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- 239000000945 filler Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 20
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- 239000002033 PVDF binder Substances 0.000 claims description 19
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000011888 foil Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
- 238000007738 vacuum evaporation Methods 0.000 claims description 12
- 229920000193 polymethacrylate Polymers 0.000 claims description 10
- 229920006254 polymer film Polymers 0.000 claims description 8
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 7
- 238000004544 sputter deposition Methods 0.000 claims description 7
- 239000004831 Hot glue Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- 239000011256 inorganic filler Substances 0.000 claims description 5
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 5
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 4
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 2
- 229920006228 ethylene acrylate copolymer Polymers 0.000 claims description 2
- 238000013086 organic photovoltaic Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 11
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- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract 1
- 239000006096 absorbing agent Substances 0.000 description 21
- 229920000139 polyethylene terephthalate Polymers 0.000 description 14
- 239000005020 polyethylene terephthalate Substances 0.000 description 14
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- 239000004033 plastic Substances 0.000 description 7
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- -1 polypropylene Polymers 0.000 description 6
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
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- 239000000377 silicon dioxide Substances 0.000 description 5
- 230000006750 UV protection Effects 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 4
- 239000006120 scratch resistant coating Substances 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 238000001771 vacuum deposition Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000012963 UV stabilizer Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000012766 organic filler Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002516 radical scavenger Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- FCKXGFANXSHGAW-DTXPUJKBSA-N (2s)-n,n'-bis[(2s)-1-(2-chloro-4-nitroanilino)-1-oxo-3-phenylpropan-2-yl]-2-hydroxybutanediamide Chemical compound C([C@H](NC(=O)C[C@H](O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)NC=1C(=CC(=CC=1)[N+]([O-])=O)Cl)C(=O)NC=1C(=CC(=CC=1)[N+]([O-])=O)Cl)C1=CC=CC=C1 FCKXGFANXSHGAW-DTXPUJKBSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
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- 239000006229 carbon black Substances 0.000 description 2
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- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical group C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 235000012254 magnesium hydroxide Nutrition 0.000 description 2
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- 239000000516 sunscreening agent Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 1
- YAXWOADCWUUUNX-UHFFFAOYSA-N 1,2,2,3-tetramethylpiperidine Chemical group CC1CCCN(C)C1(C)C YAXWOADCWUUUNX-UHFFFAOYSA-N 0.000 description 1
- HWRLEEPNFJNTOP-UHFFFAOYSA-N 2-(1,3,5-triazin-2-yl)phenol Chemical class OC1=CC=CC=C1C1=NC=NC=N1 HWRLEEPNFJNTOP-UHFFFAOYSA-N 0.000 description 1
- JQOWEGFTJQAHAV-UHFFFAOYSA-N 2-(2-hydroxypiperidin-1-yl)butanedioic acid Chemical compound OC1N(CCCC1)C(CC(=O)O)C(=O)O JQOWEGFTJQAHAV-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 description 1
- 229920003313 Bynel® Polymers 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229940123457 Free radical scavenger Drugs 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- 239000004609 Impact Modifier Substances 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
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- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 235000010210 aluminium Nutrition 0.000 description 1
- IUKQLMGVFMDQDP-UHFFFAOYSA-N azane;piperidine Chemical compound N.C1CCNCC1 IUKQLMGVFMDQDP-UHFFFAOYSA-N 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 150000001565 benzotriazoles Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- RSOILICUEWXSLA-UHFFFAOYSA-N bis(1,2,2,6,6-pentamethylpiperidin-4-yl) decanedioate Chemical compound C1C(C)(C)N(C)C(C)(C)CC1OC(=O)CCCCCCCCC(=O)OC1CC(C)(C)N(C)C(C)(C)C1 RSOILICUEWXSLA-UHFFFAOYSA-N 0.000 description 1
- GOJOVSYIGHASEI-UHFFFAOYSA-N bis(2,2,6,6-tetramethylpiperidin-4-yl) butanedioate Chemical compound C1C(C)(C)NC(C)(C)CC1OC(=O)CCC(=O)OC1CC(C)(C)NC(C)(C)C1 GOJOVSYIGHASEI-UHFFFAOYSA-N 0.000 description 1
- XITRBUPOXXBIJN-UHFFFAOYSA-N bis(2,2,6,6-tetramethylpiperidin-4-yl) decanedioate Chemical compound C1C(C)(C)NC(C)(C)CC1OC(=O)CCCCCCCCC(=O)OC1CC(C)(C)NC(C)(C)C1 XITRBUPOXXBIJN-UHFFFAOYSA-N 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
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- 239000011111 cardboard Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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- 229920006147 copolyamide elastomer Polymers 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 229910002026 crystalline silica Inorganic materials 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- GMSCBRSQMRDRCD-UHFFFAOYSA-N dodecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCOC(=O)C(C)=C GMSCBRSQMRDRCD-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- IAJNXBNRYMEYAZ-UHFFFAOYSA-N ethyl 2-cyano-3,3-diphenylprop-2-enoate Chemical compound C=1C=CC=CC=1C(=C(C#N)C(=O)OCC)C1=CC=CC=C1 IAJNXBNRYMEYAZ-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
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- 238000009499 grossing Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
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- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N oxalic acid Substances OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000013500 performance material Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- FCJSHPDYVMKCHI-UHFFFAOYSA-N phenyl benzoate Chemical compound C=1C=CC=CC=1C(=O)OC1=CC=CC=C1 FCJSHPDYVMKCHI-UHFFFAOYSA-N 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 125000005373 siloxane group Chemical group [SiH2](O*)* 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/049—Protective back sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
- B32B2255/205—Metallic coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/41—Opaque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/712—Weather resistant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
- B32B2307/7244—Oxygen barrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
- B32B2307/7246—Water vapor barrier
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
Definitions
- Multilayer foils in flexible photovoltaic systems as well as the production of these foils by extrusion coating, extrusion lamination (adhesive, melting or
- a thin, inorganic coated film e.g. made of PET
- a weather-resistant film e.g. PMMA or PMMA polyolefin coextrudate, laminated or coextruded.
- laminates are produced in which at least one of the two layers is not transparent.
- An optional inorganic oxide or metal layer has the property of high barrier to water vapor and oxygen, while the PMMA layer has the high barrier to water vapor and oxygen
- Photovoltaic modules are now very thin and have a very high transparency. These photovoltaic modules are usually around
- laminates can be deposited at the German Patent and Trademark Office on 19.05.2009
- Photovoltaic applications is the weather resistance and thus the protection against negative effects of UV radiation, temperature fluctuations or humidity. Depending on
- Photovoltaic systems In addition, the UV protection plays a major role, especially in very thin, flexible systems with a relevant light transmission. Thus, the back of a photovoltaic system can be quite alone due to the penetrating UV radiation in
- transparent, impact-resistant films are ideally carried out by extrusion of the melt through a slot die and smoothing on a roll mill. Such films
- Such films are characterized by permanent clarity, insensitivity to heat and cold, weather resistance, low yellowing and embrittlement and low whiteness when kinking or folding and are therefore suitable for example as a window in tarpaulins, car covers or sails.
- Such films have a thickness of less than 1 mm
- Extrusion coating can be an extruded strand applied to the surface of the substrate and smoothed by a roller. If a thermoplastic material serves as the substrate itself, there is the possibility of coextrusion of both masses to form a
- This inorganic oxide layer (SiO x or A 10 x ) is used in the vacuum deposition method (Chemical, JP-A-10025357, JP-A-07074378, Thermal or Electron Beam Vaporizing, Sputtering, EP 1 018 166 B1, JP 2000-307136 A, WO 2005-029601 A2) applied.
- EP 1018166 Bl it is shown that the UV absorption of the SiO x layer can be influenced via the ratio of silicon to oxygen of the SiO x layer. This is important to protect underlying layers from UV radiation.
- the disadvantage is that as the ratio of silicon to oxygen changes, the barrier property also changes. It can so transparency and barrier are not varied independently.
- the inorganic oxide layer is sometimes applied mainly to polyesters and polyolefins, since these
- the inorganic oxide layer adheres well to polyesters and
- Polyolefins the latter being subjected to a corona treatment before coating.
- these materials are not weather-stable, they are often laminated with halogenated films, such as in
- WO 94/29106 is described. However, halogenated films are problematic for environmental reasons.
- Polyolefins weather-resistant.
- EP 2 124 261 describes PET films filled with titanium dioxide or carbon black as backsheet films.
- EP 2 124 261 does not teach any improvement in the efficiency.
- the invention was thus the object of a
- novel barrier film to reduce the overall light transmission of flexible photovoltaic systems.
- the problem is solved by a multi-layered, non-transparent barrier film, the at least one
- barrier film around a backsheet in a photovoltaic module, especially in a flexible one
- Photovoltaic system The properties are achieved by a multilayer film, wherein the individual layers by vacuum deposition, lamination, extrusion Lamination (adhesive, melt or Hotmeltkaschtechnik) or
- Backsheet for photovoltaic modules composed of at least the following layers:
- Filler mixtures which are contained in at least one of the layers a), b) or d) causes.
- the fillers are preferably in the weather-resistant protective layer or the carrier film, more preferably in the carrier film
- fillers can also be used in the
- the backsheet is from outside to inside
- a protective layer at least composed of a protective layer, an optional adhesive layer, a barrier layer and a Carrier film. It is preferably in the
- Polyester or a PM A PVDF, PMMA polyolefin or a PMMA PET two-layer film The barrier layer is predominantly of an inorganic oxide or a
- the carrier film is preferably a polyester or a polyester
- the fillers are organic or inorganic fillers that are sufficiently large to break or reflect the light.
- the backsheet according to the invention settles
- a carrier foil with a thickness between 10 ym and 10 cm, preferably between 50 ym and 10 mm and particularly preferred between 100 and 400 ym, one
- Adhesive layer with a thickness between 1 and 100 ym
- a protective layer with a thickness between 10 ym and 10 cm, preferably between 20 ym and 10 mm and preferably between 50 and 400 ym together.
- the backsheets according to the invention for solar systems can not only, albeit preferably in flexible
- photovoltaic systems as they are well known in the art.
- the term backsheet in which the carrier film and / or the protective layer can each have a thickness of up to 10 cm, the term backsheet is synonymous with a backsheet that has virtually no flexibility.
- the backsheets of the invention are in photovoltaic systems, regardless of their concrete
- Embodiment whether rigid or flexible on the back of the photoactive semiconductor layer is the outside.
- the carrier film facing the semiconductor layer and the protective layer is the outside.
- Use form is preferably the carrier film with the
- Filled filler This has in the structure primarily the
- the rear-side film according to the invention is applied either directly onto the semiconductor layer or onto a metallic or polymeric protective layer additionally applied to the rear side of the semiconductor layer. This is usually done by gluing, e.g. with adhesive layer2.
- the protective layer in particular the PMMA protective layer, fulfills the property of weathering stability
- Carrier film leads to the stability of the laminate.
- the carrier film is required to provide a durable and strong bond the, optionally on the surface of an inorganic layer bearing, barrier laminate to ensure.
- the PMMA layer in turn protects the polyester or polyolefin carrier film from the effects of weathering.
- the function of protection against UV radiation should no longer be taken over by the inorganic oxide layer, as in the prior art, but by the P MA layer.
- the oxide layer can be optimized exclusively according to optical criteria.
- the back sheet according to the invention is particularly
- the backsheet according to the invention has a high barrier to water vapor and oxygen ( ⁇ 0.05 g / (m 2 d), for metal layers even ⁇ 0.0001 g / (m 2 d)).
- the backsheet according to the invention protects
- the backsheet according to the invention can be any material.
- the backsheet according to the invention can be simple
- the backsheet according to the invention has a
- Wavelength range from 300 nm to 1200 nm.
- the PMMA protective layer is the PMMA protective layer
- films of preferably polymethylmethacrylate (PMMA) or impact-resistant PMMA (sz-PMMA) are used. Also coextrudates off
- Polymethacrylates and polyolefins or polyesters can be used. In this case, coextrudates of polypropylene and PMMA are preferred.
- PVDF / PMMA two-layer films or films of PVDF / PMMA blends can also be used as the protective layer.
- Two-layer film of PMMA and a polyolefin, preferably polypropylene or PMMA and PET are used.
- These bilayer films also include systems consisting of a PET or polyolefin layer and a blend or coextrudate of PMMA and PVDF.
- the two-layer films can be produced by means of film coextrusion by lamination. in case of a
- Laminates are the intermediate films with an adhesive connected with each other. The choice of an adhesive
- Adhesive layer 3 results from the substrates to be bonded together and high demands on the
- the adhesive layer 3 generally has a thickness between 10 and 100 ⁇ m, preferably between 20 and 80 ⁇ m and particularly preferably between 40 and 70 ⁇ m.
- the filler present in the backsheet according to the invention may be present in one of the two or even in both layers of the polyolefin-PMMA, PET-P MA or PVDF-PMMA two-layer film.
- the two-layer film is bonded to a filler-containing carrier film, neither of the two layers can contain a filler.
- the PVDF layer is preferably on the outside of the
- the PMMA layer is preferably on the outside of the two-layer and thus the
- the protective layer has a thickness of 10 ⁇ to 10 cm, preferably, the thickness is 20 ⁇ to 10 mm and most preferably at 50 ⁇ to 1000 ⁇ . At strengths of more than 1000 ⁇ the films are no longer flexible and you can also speak of PMMA plates.
- composition of suitable impact-modified poly (meth) acrylate plastics can be found in EP 1 963 415. The used
- Impact modifiers for polymethacrylate plastics are z. In EP 0 113 924, EP 0 522 351, EP 0 465 049, and EP 0 683 028, preferably described in EP 0 528 196.
- sunscreen agents can be added to the carrier film.
- Sunscreen agents are understood to mean UV absorbers, UV stabilizers and free-radical scavengers.
- UV absorbers examples include z. B. derivatives of
- Benzophenone whose substituents such as hydroxyl and / or alkoxy groups are usually in 2- and / or
- Benzotriazoles are very suitable as UV absorbers. Furthermore, a UV absorber class of the
- UV absorbers are 2-cyano-3,3-diphenylacrylic acid ethyl ester, 2-ethoxy-2'-ethyl-oxalic acid bisanilide, 2-ethoxy-5-t-butyl-2'-ethyl- oxalic bisanilide and substituted
- the UV absorbers can be used as low molecular weight compounds, as indicated above, in the
- Matrix polymer molecules covalently after copolymerization with polymerizable UV absorption compounds such as.
- acrylic, methacrylic or allyl derivatives of benzophenone or Benztriazolderivaten be bound.
- the proportion of UV absorbers is generally 0% by weight to 10% by weight, especially up to 5% by weight, in particular up to 2% by weight. % based on the polymer.
- the UV absorber is preferably in the PMMA layer, but it may also be included in the PVDF, polyolefin, or polyester layer.
- radical scavenger / UV stabilizers here are sterically hindered amines, which are called HALS
- HALS Stabilizer
- They can be used for the inhibition of aging processes in paints and plastics, in particular in polyolefin plastics (Kunstscher, 74 (1984) 10, pp. 620 to 623; Paint + Varnish, 96 Volume, 9/1990, pp. 689 to 693 ).
- the stabilizing effect of the HALS compounds is the tetramethylpiperidine group contained therein
- This class of connection can be on
- Piperidine nitrogen both unsubstituted and be substituted with alkyl or acyl groups.
- the sterically hindered amines do not absorb in the UV range. you trap formed radicals, which the UV absorbers can not do.
- stabilizing HALS compounds which can also be used as mixtures are:
- UV-absorbers are, for example, Tinuvin ® 234, Tinuvin ® 360, Chimasorb ® 119 or Irganox ® 1076th
- the radical scavengers / UV stabilizers are used in the polymer blends according to the invention in amounts of from 0% by weight to 15% by weight, especially in amounts of up to 10% by weight, in particular in amounts of up to 5% by weight, based on the
- the UV absorber is preferably in the PMMA layer, but it may also be contained in the PVDF, polyolefin or polyester layer.
- the outside of the protective layer may additionally
- the protective layer may have a scratch-resistant coating.
- Scratch-resistant coating is understood in the context of this invention as a collective term for coatings that are applied to reduce surface scratching and / or to improve the abrasion resistance.
- the film laminates e.g. in
- Photovoltaic plant is particularly high
- Scratch-resistant coating may include polysiloxanes, such as
- Paint formulations are e.g. about rollcoating
- Coating technologies include PVD (physical vapor deposition) and CVD plasma (chemical vapor deposition;
- anti-soiling coatings generally known to the person skilled in the art can be applied to the film.
- the carrier foil is the carrier foil
- carrier films are as described above optional component of the backsheets of the invention.
- a carrier film are preferably films of preferably
- Polyesters PET, PET-G, PEN
- polyolefins PE, PP
- the choice of carrier film is determined by the following mandatory properties: The film must be flexible and heat-resistant. Polyester films, in particular coextruded, biaxially oriented polyethylene terephthalate films (PET), have proven to be films with such a property profile.
- PET coextruded, biaxially oriented polyethylene terephthalate films
- the carrier film has a thickness between 10 .mu.m and 10 cm, preferably the thickness is between 50 .mu.m and 10 mm and very particularly preferably between 100 and 1000 .mu.m. In no longer flexible films, for example, with a thickness greater than 1000 ⁇ , one can also speak of carrier plates.
- the Fillers used according to the invention are polymer matrices
- Wavelength range between 380 nm and 1200 nm, to scatter or reflect, but also contribute positively to the gas barrier properties, especially with respect
- Fillers are all materials which are known, for example, from the plastics industry. In the prior art are as already stated
- titanium dioxide or carbon black described.
- Light spectrum reflective fillers are particularly suitable. These can be organic or inorganic in nature. Examples of particularly suitable organic fillers are, above all, elastomer particles or thermoplastics immiscible in the matrix.
- the inorganic fillers may be any organic fillers.
- the inorganic fillers may be any organic fillers.
- silicates such as talc, mica or silica
- carbonates such as chalk
- sulfates oxides
- quartz calcium or zinc oxide
- hydroxides such as crystalline silica, aluminum or magnesium hydroxide.
- Synthetic inorganic fillers may be, for example, precipitated silica, pyrogenic
- the fillers may be added to the respective material for forming the carrier film, adhesive layer or protective layer prior to processing.
- commercially available filled films e.g. made of PET or PP
- a filled carrier film contains between 1.0 and 50% by weight, preferably between 1.0 and 30% by weight of filler. The same value limits also apply to the adhesive layer or the protective layer.
- the barrier layer
- the barrier layer is applied to the carrier film and preferably consists of inorganic oxides,
- SiO x or A10 x for example SiO x or A10 x .
- other inorganic matters for example, SiN, SiN x O y, ZrO, T1O 2, ZnO, Fe x O y, transparent organometallic
- SiO x layers preference is given to using layers having an x value of from 1 to 2, preferably from 1.3 to 1.7.
- the layer thickness is 5 nm - 300 nm, preferably 10 nm - 100 nm, particularly preferably 20 nm - 80 nm.
- the layer thickness is 5 nm - 300 nm, preferably 10 nm - 100 nm, particularly preferably 20 nm - 80 nm.
- the inorganic oxides can by means of physical
- Vacuum deposition (electron beam or thermal
- Vacuum deposition can be applied. This can be reactive (under oxygen supply) or non-reactive. Flame, plasma or corona pretreatment is also possible.
- the barrier layer also by a
- Metal film can be realized. It can be made of
- a copper, silver or aluminum, preferably an aluminum film act for example, a copper, silver or aluminum, preferably an aluminum film act.
- Metal layer can be applied to the various ways Carrier film are applied.
- a metal foil can be glued or the carrier film can be extruded onto a metal foil.
- a metal layer to be sputtered or applied to the vacuum via a vacuum method
- Carrier film is evaporated.
- Metal films not only have the advantages of being more cost effective than oxide layers, and of having a significantly better barrier effect. Metal films additionally bring a reflection of that
- the layer thickness of the metal film is 5 nm to 300 nm, preferably 10 nm to 100 nm.
- the filler When a metal film is used, the filler naturally has to be in a layer between the adhesive layer 2 connecting the back sheet to the substrate and the metal film. Thus, the filler in the
- Carrier film may be included.
- the adhesive layer may be included.
- the adhesive layer is between protective layer and
- the adhesive layer has a thickness of 1 to 100 ⁇ m, preferably 2 to 50 ⁇ m, particularly preferably 5 to 20 ⁇ m.
- the adhesive layer can be formed from a paint formulation which is subsequently cured. This is preferably done by UV radiation, but can also be done thermally.
- the adhesive layer contains 1-80% by weight
- polyfunctional acrylates e.g. B. Hexandioldimethycrylat used.
- monofunctional acrylates or methacrylates are added, for example, hydroxyethyl methacrylate or
- the adhesive layer optionally contains a component which improves the adhesion to SiOx, for example containing siloxane groups
- the silanoxane-containing acrylates or methacrylates may be present at 0-48% by weight in the adhesive layer.
- Adhesive layer contains 0.1 to 10 wt .-%, preferably 0.5 to 5 wt .-%, particularly preferably 1 to 3 wt .-% initiator, z. B. Irgacure ® 184 or Irgacure ® 651.
- the adhesive layer may contain as regulator also 0 - 10 wt .-%, preferably 0.1 - 10 wt .-%, particularly preferably 0.5 - 5 wt .-% sulfur compounds.
- a variant is, a part of
- Main component by 0 - 30 wt .-% prepolymer to replace.
- the adhesive component optionally contains 0-40% by weight of the additives customary for adhesives.
- the adhesive layer is preferably formed from a hot melt adhesive. This can consist of polyamides, polyolefins,
- Thermoplastic elastomers (polyester, polyurethane or copolyamide elastomers) or consist of copolymers. Preferred are ethylene-vinyl acetate copolymers or
- the adhesive layer can by means of
- the film laminate can be adhered to a substrate by means of a further adhesive layer of adhesive 2, which is applied on the underside, ie the side of the carrier film facing away from the protective layer.
- the substrate may be, for example, a semiconductor such as silicon.
- the adhesive may be a hotmelt such as, for example, an ethylane-vinyl acetate EVA, and the hotmelt layers generally have a thickness between 100 and 200 ym.
- the protective film is provided with the filler during manufacture. In the case of a two-layer film, this is by means of
- Embodiment with a particularly strong barrier effect is the polymer film, the later carrier film coated on both sides inorganically. a) A polymer film, the later carrier film is coated by means of vacuum evaporation or sputtering one or both sides inorganically and then with the
- Protective layer combined by lamination, extrusion lamination or extrusion coating. At least one of the three layers is filled with filler.
- a polymer film, the later carrier film is coated by means of vacuum evaporation or sputtering one or both sides inorganically and this film by means of a
- Adhesive layer with the protective layer in the form of a Foil is used, connected. At least one of the three layers is filled with filler. c) For the physical in a) or b) mentioned
- the carrier film Since the direct inorganic coating of PMMA according to the prior art is not possible, the carrier film, so a polyester or polyolefin film, with the
- Protective layer e.g. a PMMA film laminated or
- the PMMA layer protects the
- Polyester or polyolefin film from the weather is achieved by an adhesive, e.g. a UV-curable and siloxane-containing acrylate adhesive prepared.
- an adhesive e.g. a UV-curable and siloxane-containing acrylate adhesive prepared.
- the use of a hot melt adhesive is also possible.
- the PMMA layer also preferably contains a UV absorber which protects the polyester or polyolefin film from UV radiation. However, the UV absorber may also be present in the polyester or polyolefin layer.
- Metal film can be made alternatively to the points a) to d).
- the metal film may also be in the form of a metal foil, e.g. an aluminum foil are used and with the carrier film by means
- Laminating, laminating or extrusion of the Carrier sheet material can be made on the metal foil.
- Substrate usually glued to the semiconductor.
- organic photovoltaic used in the thin-film photovoltaic and in crystalline silicon modules.
- the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules. These can be both thick-film and thin-film photovoltaic modules. These can be both rigid and flexible. Furthermore, the laminates are used in photovoltaic modules.
- the developed film laminates can also be used in OLEDs, displays or even in
- Protective layer sz-PMMA (layer thickness: 150 ym) + 2% UV absorber CGX UVA 006 + 15% Ti0 2
- Adhesive layer 2 Etimex Vistasolar 486 Preparation of the protective layer by extrusion of the UV-absorber and TiO 2 -filled sz-PMMA molding compound. Lamination of the sz-PMMA film to the substrate using the standard lamination process known to those skilled in the art using Vistasolar film
- Protective layer coextrudate of PVDF (layer thickness: 10 ym) and sz-PMMA (layer thickness: 50 ym), the sz-PMMA containing 1.5% UV absorber CGX UVA 006 + 10% Ti0 2
- Adhesive Layer 2 Etimex Vistasolar 486
- Adhesive layer 6 Bynel 22E780 (layer thickness: 40 ym) and layer 1b: PP Clyrell RC124H (layer thickness: 200 ym) + 15% Ti0 2
- the protective layer is prepared by coextrusion with adhesive layer 3 as a primer.
- Laminate of carrier film, barrier layer and single-layer PMMA protective layer Laminate of carrier film, barrier layer and single-layer PMMA protective layer
- Protective layer sz-PMMA (layer thickness: 50 ym)
- Adhesive layer two-component system Liofol LA 2692-21 and hardener UR 7395-22 from Henkel
- Carrier film biaxially oriented PET (Hostaphan RNK
- the barrier layer of alumina is through
- This carrier sheet is made using the
- Example 5 Two-component system laminated to the protective layer.
- Example 5 (see FIG. 5)
- Protective layer coextrudate of PVDF (layer thickness: 10 ym) and sz-PMMA (layer thickness: 50 ym), the sz-PMMA containing 1.5% UV absorber CGX UVA 006 + 10% Ti0 2
- Adhesive layer two-component system Liofol LA 2692-21 and hardener UR 7395-22 from Henkel
- Carrier film biaxially oriented PET (Hostaphan RNK
- Adhesive Layer 2 Etimex Vistasolar 486
- the barrier layer of SiOx is applied by vacuum evaporation on the carrier film.
- This carrier sheet is applied to the two-component system using the two-component system
- Fig.l pure protective layer with adhesive layer 2 for
- Fig.2 Protective layer of two-layer film with PVDF layer (Ex.2)
- FIG. 5 Backsheet according to claim 3 with protective layer of a two-layer film with PVDF layer (example 5)
- Fig.6 Protective layer of two-layer film with PET or polyolefin layer
- FIG. 7 Backsheet according to claim 3 with protective layer of a two-layer film with PET or polyolefin layer
- Fillers are not shown. As described, these are located per drawing in at least one of the layers 1, 1a, 1b, 2 or 3.
Abstract
Description
Claims
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG2013004593A SG187153A1 (en) | 2010-07-22 | 2011-05-31 | Weather-resistant backing films |
BR112013001520A BR112013001520A2 (pt) | 2010-07-22 | 2011-05-31 | filmes de proteção resistentes a intempéries |
KR1020137004351A KR20130132755A (ko) | 2010-07-22 | 2011-05-31 | 내후성 백킹 필름 |
CA2806311A CA2806311A1 (en) | 2010-07-22 | 2011-05-31 | Weather-resistant backing films |
MX2013000741A MX2013000741A (es) | 2010-07-22 | 2011-05-31 | Peliculas de refuerzo resistentes a la intemperie. |
AU2011281876A AU2011281876A1 (en) | 2010-07-22 | 2011-05-31 | Weather-resistant backing films |
US13/810,725 US20130112272A1 (en) | 2010-07-22 | 2011-05-31 | Weathering-resistant backing films |
JP2013520024A JP2013538444A (ja) | 2010-07-22 | 2011-05-31 | 耐候性の裏面フィルム |
EP11725658.6A EP2595804A1 (de) | 2010-07-22 | 2011-05-31 | Witterungsbeständige rückseitenfolien |
CN201180023751XA CN102892578A (zh) | 2010-07-22 | 2011-05-31 | 耐候性背衬膜 |
ZA2013/00540A ZA201300540B (en) | 2010-07-22 | 2013-01-21 | Weather-resistant backing films |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010038292.2 | 2010-07-22 | ||
DE102010038292A DE102010038292A1 (de) | 2010-07-22 | 2010-07-22 | Witterungsbeständige Rückseitenfolien |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012010360A1 true WO2012010360A1 (de) | 2012-01-26 |
Family
ID=44479821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/058880 WO2012010360A1 (de) | 2010-07-22 | 2011-05-31 | Witterungsbeständige rückseitenfolien |
Country Status (14)
Country | Link |
---|---|
US (1) | US20130112272A1 (de) |
EP (1) | EP2595804A1 (de) |
JP (1) | JP2013538444A (de) |
KR (1) | KR20130132755A (de) |
CN (1) | CN102892578A (de) |
AU (1) | AU2011281876A1 (de) |
BR (1) | BR112013001520A2 (de) |
CA (1) | CA2806311A1 (de) |
DE (1) | DE102010038292A1 (de) |
MX (1) | MX2013000741A (de) |
SG (1) | SG187153A1 (de) |
TW (1) | TW201217172A (de) |
WO (1) | WO2012010360A1 (de) |
ZA (1) | ZA201300540B (de) |
Cited By (4)
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WO2012140585A1 (en) * | 2011-04-13 | 2012-10-18 | M.G. Lavorazione Materie Plastiche S.P.A. | Encapsulating polymeric multilayer film for cells for photovoltaic modules, and protective integrated sheet, of the type of a backsheet or frontsheet, comprising such film |
WO2013019463A1 (en) | 2011-08-04 | 2013-02-07 | 3M Innovative Properties Company | Edge protected barrier assemblies |
WO2015172989A1 (de) * | 2014-05-16 | 2015-11-19 | Basf Coatings Gmbh | Verwendung eines beschichtungsmittels zur beschichtung der rückseitenfolie eines photovoltaikmoduls und photovoltaikmodul |
US9394390B2 (en) | 2013-02-07 | 2016-07-19 | The University Of Massachusetts | Coumarin-functionalized polyolefin and associated cyclodimerization products, preparation methods, and electronic devices |
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DE102010038288A1 (de) * | 2010-07-22 | 2012-01-26 | Evonik Röhm Gmbh | Transparente, witterungsbeständige Barrierefolie mit verbesserter Barrierewirkung und Kratzfesteigenschaften |
US9614113B2 (en) | 2011-08-04 | 2017-04-04 | 3M Innovative Properties Company | Edge protected barrier assemblies |
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MX2016014225A (es) * | 2014-04-29 | 2017-02-14 | Basf Se | Pelicula multicapa y su uso. |
WO2016031315A1 (ja) * | 2014-08-27 | 2016-03-03 | 株式会社Moresco | 太陽光発電モジュール |
CN106476388A (zh) * | 2015-08-21 | 2017-03-08 | 汉能新材料科技有限公司 | 一种高阻隔膜及复合膜 |
US10224445B2 (en) * | 2015-11-02 | 2019-03-05 | S-Energy Co., Ltd. | Back sheet, method of manufacturing the same, solar cell module using the same and method of manufacturing solar cell |
US20200357944A1 (en) * | 2018-01-30 | 2020-11-12 | 3M Innovative Properties Company | Solar cell module |
PL3659798T3 (pl) * | 2018-11-29 | 2022-01-17 | Röhm Gmbh | Folie akrylowe o ulepszonych właściwościach ochrony przed UV |
ES1235931Y (es) * | 2019-08-09 | 2020-01-09 | Povedano Gonzalez Vicens | Recubrimiento protector para exteriores. |
CN113147106A (zh) * | 2021-03-22 | 2021-07-23 | 长春工业大学 | 一种高防潮性稳定的室温气体传感器制备方法 |
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- 2011-05-31 SG SG2013004593A patent/SG187153A1/en unknown
- 2011-05-31 US US13/810,725 patent/US20130112272A1/en not_active Abandoned
- 2011-05-31 MX MX2013000741A patent/MX2013000741A/es not_active Application Discontinuation
- 2011-05-31 EP EP11725658.6A patent/EP2595804A1/de not_active Withdrawn
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012140585A1 (en) * | 2011-04-13 | 2012-10-18 | M.G. Lavorazione Materie Plastiche S.P.A. | Encapsulating polymeric multilayer film for cells for photovoltaic modules, and protective integrated sheet, of the type of a backsheet or frontsheet, comprising such film |
WO2013019463A1 (en) | 2011-08-04 | 2013-02-07 | 3M Innovative Properties Company | Edge protected barrier assemblies |
EP2740328A4 (de) * | 2011-08-04 | 2015-05-06 | 3M Innovative Properties Co | Sperrvorrichtung mit kantenschutz |
US9394390B2 (en) | 2013-02-07 | 2016-07-19 | The University Of Massachusetts | Coumarin-functionalized polyolefin and associated cyclodimerization products, preparation methods, and electronic devices |
WO2015172989A1 (de) * | 2014-05-16 | 2015-11-19 | Basf Coatings Gmbh | Verwendung eines beschichtungsmittels zur beschichtung der rückseitenfolie eines photovoltaikmoduls und photovoltaikmodul |
Also Published As
Publication number | Publication date |
---|---|
JP2013538444A (ja) | 2013-10-10 |
DE102010038292A1 (de) | 2012-01-26 |
MX2013000741A (es) | 2013-03-07 |
AU2011281876A1 (en) | 2013-03-07 |
BR112013001520A2 (pt) | 2016-06-07 |
TW201217172A (en) | 2012-05-01 |
US20130112272A1 (en) | 2013-05-09 |
ZA201300540B (en) | 2013-09-25 |
EP2595804A1 (de) | 2013-05-29 |
CN102892578A (zh) | 2013-01-23 |
SG187153A1 (en) | 2013-02-28 |
KR20130132755A (ko) | 2013-12-05 |
CA2806311A1 (en) | 2012-01-26 |
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