Sulfurized polyisobutylene based wear and oxidation inhibitors

Details Sulfurized polyisobutylene based wear and oxidation inhibitors Sulfurized polyisobutylene based wear and oxidation inhibitors

C - Chemistry, Metallurgy

07

D

C07D 339/04 (2006.01) C08F 8/34 (2006.01) C08F 10/10 (2006.01) C08L 23/22 (2006.01) C08L 23/32 (2006.01) C10M 101/00 (2006.01) C10M 135/04 (2006.01) C10M 137/14 (2006.01) C10M 151/04 (2006.01)

Patent

CA 2454714

ABSTRACT Sulfurized olefin compositions and components are prepared from sulfurizing high methylvinylidene polyisobutylene(s) having at least 25% methylvinylidene and a number average molecular weight in the range of about 120 to about 600, at suitable temperatures and pressures. The resulting sulfurized reaction product and polyisobutyl-1,2-dithiole-4- cyclopentene-3-thione compounds and derivatives are useful in lubricating oils. 40

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