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US 2016/0040088 A1Published application
Natural oil derivative based thickener components used in grease compositions and processes for making such compositions
AssigneeElevance Renewable Sciences, Inc.
InventorPaul A. Bertin
Life of this patent
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Abstract
A grease composition is disclosed, having from 75 to 85 weight percent of a lubricating base oil, from 15 to 25 weight percent of a thickener component including one or more of (i) one or more natural oil derivatives comprising octadecanedioic acid dimethyl esters, (ii) one or more carboxylic acids and/or derivatives thereof, comprising 12-hydroxystearic acid, and (iii) one or more of a metal base compound comprising lithium hydroxide, and from 1 to 15 weight percent of one or more optional additives. Processes for making grease compositions are also disclosed.
Claims9
A grease composition comprising:
- (a) about 75 to 85 weight percent of a lubricating base oil comprising a polyalphaolefin base oil,
- (b) about 15 to 25 weight percent of a thickener component comprising one or more of (i) one or more natural oil derivatives comprising octadecanedioic acid dimethyl esters, (ii) one or more carboxylic acids and/or derivatives thereof comprising 12-hydroxystearic acid, and (iii) one or more of a metal base compound comprising lithium hydroxide;
- and
- (c) from 1 to 15 weight percent of one or more optional additives selected from the group consisting of metal deactivators, antioxidants, antiwear agents, rust inhibitors, viscosity modifiers, extreme pressure agents, and corrosion inhibitors
1 more element
Dependencies are inferred from the claim text.