C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
253/92, 260/463.
C07C 333/20 (2006.01) C10M 135/18 (2006.01) C10M 173/00 (2006.01)
Patent
CA 1340256
Compounds which improve extreme pressure and anti-wear properties of lubricating compositions are described. The compounds include the compounds of the following formula as well as statistical mixtures of those compounds: (see fig. I) wherein R1 is hydrogen or hydrocarbyl; R2 is hydrocarbyl having at least 4 carbon atoms or together with R1 forms a heterocyclic radical, wherein R3, R4, R7 and R8 are each independently hydrogen or alkyl; wherein a is 0 or 1; wherein n is 1, 2 or 3; wherein X is oxygen or sulfur; wherein R5 is hydrogen or hydrocarbyl; and when n is 1, R6 is selected from the group consisting of -ROH, -ROR, -RSR, -R", and (see fig. II) and when n is 2, R6 is selected from the group consisting of -R-O-R-, -R-S-R-, (see fig. III), (see fig. IV), (see fig. V), -R-, -R"- and when n is 3, R6 is (see fig. VI) wherein R is independently an alkyl moiety, alkylene or alkylidene moiety containing 1 to 12 carbon atoms, R' is hydrogen or alkyl moiety, alkylene, alkylidene or carboxyl containing 1 to 60 carbon atoms, and R" is aryl or substituted aryl.
612632
Ridout & Maybee Llp
The Lubrizol Corporation
LandOfFree
Carbamate additives for lubricating compositions does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Carbamate additives for lubricating compositions, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Carbamate additives for lubricating compositions will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1261013