C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 293/00 (2006.01) C08F 297/00 (2006.01) C08F 299/00 (2006.01) C08G 81/02 (2006.01) C10M 143/00 (2006.01) C10M 143/10 (2006.01)
Patent
CA 2145811
The present invention provides star-shaped polymers comprising cores of polymerised diisopropenylbenzene and at least three polymeric arms connected to each core, the polymeric arms comprising polyisobutylene; a process for their preparation; and lubricating oil compositions containing them.
Chisholm Bret Ja
Du Bois Donn Anthony
Handlin Dale Lee Jr.
Storey Robson Freeland
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Shell Internationale Research Maatschappij B.v.
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