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:
Jun. 25, 2002
Filed:
Feb. 07, 2001
Applicant:
Inventors:
Shinichi Sato, Usui-gun, JP;
Masatoshi Arai, Usui-gun, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08L 8/308 ;
U.S. Cl.
CPC ...
C08L 8/308 ;
Abstract
A curable rubber composition comprising a curable organopolysiloxane or perfluoropolyether group-containing organosilicon compound, a curing agent therefor, and a silica filler having a mean particle size of 0.001-10 &mgr;m is cured into a cured rubber. For improving compression set, the cured rubber is post treated with a hydrolyzable aminosilane or amidosilane having a Si—N bond.