Title:
【発明の名称】潤滑油組成物およびそれに使用する官能性重合体
Document Type and Number:
Japanese Patent JP2866682
Kind Code:
B2
Abstract:
Lubricating oil composition comprising a major proportion of a mineral lubricating oil and, as viscosity index improver, a hydrogenated block copolymer or olefin copolymer functionalised by the presence of carboxyl groups attached to the polymer chain by a sulphonamido linkage. As novel products, carboxyl functionalised hydrogenated polyalkadienes and star copolymers.
Inventors:
ARIE FUAN ZON
TERANSU UIRIAMU BEITSU
TERANSU UIRIAMU BEITSU
Application Number:
JP28983289A
Publication Date:
March 08, 1999
Filing Date:
November 07, 1989
Export Citation:
Assignee:
SHERU INTERN RISAACHI MAACHATSUPII BV
International Classes:
C08F8/34; C08F297/04; C10M143/00; C10M143/10; C10M143/12; C10M151/02; C10M151/04; C10M135/10; C10M159/12; C10N30/02; C10N40/25; C10N60/10; C10N70/00; (IPC1-7): C10M159/12; C10M151/04
Attorney, Agent or Firm:
Yoshio Kawaguchi (2 outside)