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US 11,124,727 B2Granted
Low VOC lubricant compositions
AssigneeDow Global Technologies LLC
InventorsJohn B. Cuthbert, Felipe A. Donate, Matthew W. Entorf, Ashish Kotnis, Ellen D. Hock, Lindsey A. Clark
Life of this patent
Estimating the term…
Abstract
Certain glycol ether diesters have improved lubrication properties.
Claims10
A lubricant composition comprising:
- (A) a base stock comprising a glycol ether diester compound of Formula I:
- wherein R3 is a straight or branched alkylene chain containing 0 to 4 carbon atoms, each R1 and R4 is independently a C1 to C13 straight or branched alkyl, phenyl, benzyl, or alkylated phenyl moiety, each R2 is independently methyl or ethyl or a combination thereof, and each n independently has an average value of from 2 to 4 with the proviso that the total number of carbon atoms in the each moiety R1—(O—CH2CHR2)n and R4—(O—CH2 CHR2)n is at least 10;
- and (B) an effective amount of an antioxidant.
Dependencies are inferred from the claim text.