The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 16, 1993
Filed:
Jan. 28, 1991
Applicant:
Inventors:
Nobuo Aoki, Yokohama, JP;
Shinichiro Suzuki, Yokohama, JP;
Assignee:
Nippon Oil Co., Ltd., , JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 50 ; 252 / ; 252 / ; 585 10 ; 585 13 ;
Abstract
Lubricant compositions of high lubrication and light coloration characteristics are made up essentially of a selected mineral or synthetic oil and a selected polybutadiene. The polymeric component contains greater than 20% by mol of vinyl bonds in terms of its monomeric unit and has crosslinked more than 10% of the vinyl bond content.