CA2097029A1 - Triglycerides as friction modifiers in engine oil for improved fuel economy - Google Patents

Triglycerides as friction modifiers in engine oil for improved fuel economy

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Publication number
CA2097029A1
CA2097029A1 CA002097029A CA2097029A CA2097029A1 CA 2097029 A1 CA2097029 A1 CA 2097029A1 CA 002097029 A CA002097029 A CA 002097029A CA 2097029 A CA2097029 A CA 2097029A CA 2097029 A1 CA2097029 A1 CA 2097029A1
Authority
CA
Canada
Prior art keywords
triglycerides
engine oil
fuel economy
oil
friction modifiers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002097029A
Other languages
French (fr)
Other versions
CA2097029C (en
Inventor
Brent R. Dohner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lubrizol Corp
Original Assignee
Lubrizol Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lubrizol Corp filed Critical Lubrizol Corp
Publication of CA2097029A1 publication Critical patent/CA2097029A1/en
Application granted granted Critical
Publication of CA2097029C publication Critical patent/CA2097029C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/02—Natural products
    • C10M159/08—Fatty oils
    • C—CHEMISTRY; METALLURGY
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    • C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
    • C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
    • C10M129/68—Esters
    • C10M129/74—Esters of polyhydroxy compounds
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    • C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
    • C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
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    • C10M159/12—Reaction products
    • C10M159/20—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
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    • C10M159/12—Reaction products
    • C10M159/20—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
    • C10M159/22—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing phenol radicals
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    • C10M159/12—Reaction products
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    • C10M159/24—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing sulfonic radicals
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    • C10N2070/00—Specific manufacturing methods for lubricant compositions
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Abstract

1. A friction modifier composition is disclosed that comprises an oil of lubricating viscosity and containing a friction-reducing amount of an additive comprising;
(A) at least one natural oil comprising an animal oil or vegetable oil comprising a triglyceride of the formula (see Formula I) (A') a diglyceride of the formula (see Formula II, or II) wherein R1, R2 and R3 are independently saturated or unsaturated aliphatic hydrocarbyl groups containing from about 8 to about 24 carbon atoms and (B) at least one metal overbased composition.
CA002097029A 1992-06-02 1993-05-26 Triglycerides as friction modifiers in engine oil for improved fuel economy Expired - Lifetime CA2097029C (en)

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US896,073 1992-06-02
US07/896,073 US6074995A (en) 1992-06-02 1992-06-02 Triglycerides as friction modifiers in engine oil for improved fuel economy

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EP0573231A1 (en) 1993-12-08
EP0573231B1 (en) 1999-04-07
AU3996393A (en) 1993-12-09
MX9303048A (en) 1994-06-30
ES2131092T3 (en) 1999-07-16
ATE178648T1 (en) 1999-04-15
US6074995A (en) 2000-06-13
AU666544B2 (en) 1996-02-15
DE69324295T2 (en) 1999-08-26
DE69324295D1 (en) 1999-05-12
CA2097029C (en) 2003-07-29
JPH0633083A (en) 1994-02-08

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