Ethylene alpha-olefin copolymer substituted mannich base...

Details Ethylene alpha-olefin copolymer substituted mannich base... Ethylene alpha-olefin copolymer substituted mannich base...

C - Chemistry, Metallurgy

07

C

253/102, 402/361

C07C 39/06 (2006.01) C07C 215/50 (2006.01) C08F 8/02 (2006.01) C08F 8/32 (2006.01) C10M 159/16 (2006.01) C08F 210/16 (2006.01)

Patent

CA 1329218

ABSTRACT OF THE DISCLOSURE The present invention is directed to oil-soluble lubricating oil additives comprising Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of 300 to 10,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The Mannich Base condensates of this invention are useful as dispersants.

605716

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