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Patent Searching and Data


Title:
【発明の名称】官能基導入ポリマーを含むオイル組成物
Document Type and Number:
Japanese Patent JP3037460
Kind Code:
B2
Abstract:
The invention provides an oil composition comprising a major amount of an oil and, as viscosity index improver a minor amount of a selectively hydrogenated carboxyl functionalised polymer of general formula B-A-B, wherein each B, prior to hydrogenation, is a conjugated diolefin polymer block and A is a monoalkenyl aromatic hydrocarbon polymer block, said polymer being carboxyl functionalised in the aromatic hydrocarbon polymer block thereof.

Inventors:
Robert Youth Sutherland
Application Number:
JP11767491A
Publication Date:
April 24, 2000
Filing Date:
May 22, 1991
Export Citation:
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Assignee:
Ciel International Research Mart Shats Pay BV
International Classes:
C08L53/02; C08F8/00; C08F8/04; C08L53/00; C10L1/16; C10L1/196; C10M143/12; C10M143/18; C10M145/10; C10N20/04; C10N30/02; C10N40/25; C10N60/02; C10N60/04; (IPC1-7): C10M143/18; C08L53/02
Attorney, Agent or Firm:
Yoshio Kawaguchi (2 outside)