C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
253/104, 44/26,
C10L 1/22 (2006.01) C07C 271/10 (2006.01) C10M 133/56 (2006.01)
Patent
CA 1341005
Disclosed are alkylphenyl poly(oxyalkylene) aminocarbamates having at least one basic nitrogen and an, average molecular weight of about 800 to 6,000 and wherein the alkyl group contains at least 40 carbon atoms. Also disclosed are lubricating oil compositions and concentrates containing said alkylphenyl poly(oxyalkylene) aminocarbamates. Also disclosed is a fuel composition comprising a hydrocarbon boiling in the gasoline or diesel range and from about 30 to about 5,000 parts per million of a fuel-soluble alkylphenyl poly(oxyalkylene) aminocarbamate having at least one basic nitrogen and an average molecular weight of about 800 to 6,000 and wherein the alkyl group contains at least 40 carbon atoms. The instant invention is based on the discovery that use of the unique hydrocarbyl group, i.e., an alkylphenyl group wherein the alkyl group contains at least 40 carbon atoms provides for improved lubricating oil compatibility.
580895
Chevron Research And Technology Company
Sim & Mcburney
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