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Class Information
Number: 585/12
Name: Chemistry of hydrocarbon compounds > Product blend, e.g., composition, etc., or blending process per se > Component of indefinite molecular weight greater than 150 > Polymer > Plural polymers or copolymer of specified olefins
Description: Subject matter wherein the composition contains two or more different polymers or contains a polymer made by joint polymerization of two or more different, identified olefins.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8642523 Method for improving the fuel efficiency of engine oil compositions for large low and medium speed engines by reducing the traction coefficient Feb. 4, 2014
8546306 Microcapsules comprising a lipophilic surfactant and oil Oct. 1, 2013
8546628 Hydroisomerization process using molecular sieve SSZ-81 Oct. 1, 2013
8530712 Process for producing novel synthetic basestocks Sep. 10, 2013
8524968 Process to make base oil by oligomerizing low boiling olefins Sep. 3, 2013
8502002 Microscope immersion oil Aug. 6, 2013
8415284 Olefin copolymer VI improvers and lubricant compositions and uses thereof Apr. 9, 2013
8399390 HVI-PAO in industrial lubricant and grease compositions Mar. 19, 2013
8389780 Polyalphaolefins and processes for forming polyalphaolefins Mar. 5, 2013
8389451 Lubricant air release rates Mar. 5, 2013
8357829 .alpha.-olefin/isobutene diblock copolymers Jan. 22, 2013
8318993 Lubricant blend composition Nov. 27, 2012
8299007 Base stock lubricant blends Oct. 30, 2012
8252955 Trimerization Aug. 28, 2012
8193135 Ethylene-propylene copolymers suitable for the modification of lubricating oils and process for the preparation thereof Jun. 5, 2012
8105992 Viscosity index modifiers and lubricant compositions containing such viscosity index modifiers Jan. 31, 2012
7981990 Synthesis of a liquid polymer and a functionalized polymer Jul. 19, 2011
7956226 Traction drive fluid compositions Jun. 7, 2011
7884256 Polymerizable higher diamondoid derivatives Feb. 8, 2011
7851422 Quenching oil for reduced pressure quenching and method for quenching Dec. 14, 2010
7820607 Viscosity modifier for lubricating oils, additive composition for lubricating oils, and lubricating oil compositions Oct. 26, 2010
7795194 Synthetic lubricating oil and lubricating oil composition Sep. 14, 2010
7402235 Viscosity improver compositions providing improved low temperature characteristics to lubricating oils Jul. 22, 2008
7342143 Polyalphaolefin having a low halide concentration and a method of manufacturing thereof Mar. 11, 2008
7259286 Attrition resistant bulk iron catalysts and processes for preparing and using same Aug. 21, 2007
7208543 Ethylene-propylene copolymers with an improved shape stability suitable for modifying lubricating oils and process for the preparation thereof Apr. 24, 2007
7163913 Viscosity index improvers for lubricating oil compositions Jan. 16, 2007
7129197 Synthesis of poly-alpha olefin and use thereof Oct. 31, 2006
7018962 Viscosity index improver concentrates Mar. 28, 2006
7015255 Medium oil for slurry-bed reaction process and process of producing dimethyl ether Mar. 21, 2006
6858765 Polyolefin wax for coating materials and printing ink composition Feb. 22, 2005
6835698 Ethylene-base copolymers, process for producing the same and lubricating oil compositions containing the same Dec. 28, 2004
6764985 Viscosity modifier for lubricating oil and lubricating oil composition Jul. 20, 2004
6753381 Polymer blends and their application as viscosity index improvers Jun. 22, 2004
6730818 Ethylene alpha-olefin polymers, process and uses May. 4, 2004
6713438 High performance engine oil Mar. 30, 2004
6703356 Synthetic hydrocarbon fluids Mar. 9, 2004
6699813 Lanthanide-based catalyst composition for the manufacture of polydienes Mar. 2, 2004
6608155 Metal halide solid acids and supported metal halides as catalysts for the preparation of hydrocarbon resins Aug. 19, 2003
6589920 Viscosity modifier for lubricating oil and lubricating oil composition Jul. 8, 2003
6586541 Process for production of polyolefins Jul. 1, 2003
6586646 Vinylidene-containing polymers and uses thereof Jul. 1, 2003
6525007 Viscosity modifier for lubricating oil and lubricating oil composition Feb. 25, 2003
6459005 Ethylene/.alpha.-olefin copolymer, method for producing the same, and use thereof Oct. 1, 2002
6444773 Preparation of vinyl-containing macromers Sep. 3, 2002
6437205 Low molecular weight high-cis polybutadienes and their use in high molecular weight-low molecular weight high-cis polybutadiene blends Aug. 20, 2002
6417416 Ethylene-alpha-olefin polymers, processes and uses Jul. 9, 2002
6399550 Extreme pressure lubricant Jun. 4, 2002
6388148 Ethylene-alpha-olefin polymers, processes and uses May. 14, 2002
6384290 Oil-extended copolymers for sponge May. 7, 2002

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