Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David John St. Clair0
Date of Patent
December 1, 2009
0Patent Application Number
117151000
Date Filed
March 7, 2007
0Patent Primary Examiner
Patent abstract
A polymeric viscosity index improver that includes a hydrogenated block copolymer having at least one controlled distribution block copolymer having a minimized crystallinity is provided. An oil composition including at least a base oil and the aforementioned viscosity index improver is also provided. A polymeric concentrate including the aforementioned viscosity index improver is further provided.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
