Lubricant base stocks based on block copolymers and processes for making
Provided is a block copolymer having an “A” block of a functionalized hydrocarbon moiety including one or more functional end groups selected from the group consisting of: epoxides, amines, acids, acid chlorides, acid anhydrides, halogens, vinyl or vinylidene double bond, aromatic rings and thiols, and a “B” block of a functionalized polyether moiety including one or more functional end groups selected from the group consisting: epoxides, amines, acids, acid chlorides, acid anhydrides, halogens, vinyl or vinylidene double bond, aromatic rings and thiols. The end group of the polyether moiety is different than the end group of the hydrocarbon moiety, and the hydrocarbon moiety and the polyether moiety are copolymerizable therewith. Preferably, the hydrocarbon moiety is a poly-α-olefin and the polyether moiety is a polyalkylene glycol.
ExxonMobil Research and Egineering Company
C C C C C C C C C C C C C C C C C C C C C C
C10N C10M C10N C10M C08G C10N C10M C08G C10N C10M C08G C10M C10M C10N C10N C08G C10M C10N C10N C10M C08G C10M
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Man Kit Abhimanyu Onkar Satish Margaret May-Som
Ng Patil Bodige Wu