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Class 508/490 - With hydrocarbon polymer


Subclass of Class 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
Definition: Compositions which contain, in addition to the specified
No. of patents: 8
Last issue date: 09/05/2006


NumberTitleIssue Date
7101928Polymeric thickeners for oil-containing compositions
Novel thickeners for oil-containing compositions are crystalline polymers, preferably side chain crystalline polymers, which (a) have a crystalline melting point, Tp, and an onset of melting temperature, To, such that Tp−To
09/05/2006
6485659Electrical apparatus with dielectric fluid blend of polyalphaolefins and polyol esters or triglycerides
The present invention comprises a mixture of hydrocarbons having a well-defined chemical composition that is suitable for use as a dielectric coolant in electrical equipment in general, and specifically in transformers. The dielectric coolants of the pres...
11/26/2002
5858934Enhanced biodegradable vegetable oil grease
An enhanced biodegradable grease composition that is environmentally friendly, as well as several processes for preparing the grease composition is described which comprises (A) a base oil wherein the base oil is a natural oil or synthetic triglyceride of...
01/12/1999
5747433Oil concentrates of polymers with improved viscosity
A composition of about 2 to about 20 percent of a hydrogenated diene/vinyl aromatic block copolymer and a non-ionic surface active agent, soluble in said oil, comprising at least one ester or ether group, in a medium of oil of lubricating viscosity, exhib...
05/05/1998
5091100Fatty triglyceride-in-water solid film high temperature prelube emulsion for hot rolled steel
High temperature prelube emulsions, particularly advantageous for lubricating hot roll steel comprise a solid film prelube emulsion comprising a fatty acid triglyceride-in-water emulsion having the following formula: ____________________________...
02/25/1992
4601840Mist lubrication process
An improved mist lubrication process whereby excellent lubrication and misting properties are obtained utilizing synthetic ester mist lubricants derived from specific polyol esters, trimellitate esters and dimer diesters and a mixture of polyisobutylene p...
07/22/1986
4589990Mist lubricant compositions
Improved mist lubricant compositions containing specific synthetic esters and a mixture of polyisobutylene polymers having different molecular weights are provided. Synthetic esters employed for the compositions are polyol esters, trimellitate esters, and...
05/20/1986
3953179Lubricating compositions
A lubricating composition for 2-stroke, internal combustion engines comprising 90 to 97% by weight of a lubricant mixture comprising 15 to 80% by weight of a polymer selected from the group consisting of hydrogenated and non-hydrogenated polybutene, polyi...
04/27/1976
 
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