Benzotriazole-sulfurized olefin compositions and lubricants...

Details Benzotriazole-sulfurized olefin compositions and lubricants... Benzotriazole-sulfurized olefin compositions and lubricants...

C - Chemistry, Metallurgy

10

M

253/57

C10M 141/08 (2006.01)

Patent

CA 1168222

-36- BENZOTRIAZOLE-SULFURIZED OLEFIN COMPOSITIONS AND LUBRICANTS AND CONCENTRATES CONTAINING THEM Abstract Compositions comprising (A) at least one benzo- triazole or reaction product thereof with an aliphatic amine and (B) a sulfurization product of at least one aliphatic or alicyclic olefinic compound are useful in lubricants, espe- cially gear lubricants, as additives capable of affording long-lasting extreme pressure properties and antiwear capability and having relative inertness to copper parts. Component A is preferably benzotriazole or tolyltriazole, and component B is preferably the reaction product of a sulfur-hydrogen sulfide mixture with propene, isobutene, or a dimer, trimer or tetramer thereof.

372094

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