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:
Nov. 30, 1999
Filed:
Oct. 30, 1998
Applicant:
Inventors:
Masahiko Ogawa, Gunma-ken, JP;
Kenichi Isobe, Gunma-ken, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
556 11 ; 556 12 ; 556136 ; 502158 ;
Abstract
A specific amount of a low molecular weight vinyl siloxane is blended with a platinum-vinyl siloxane complex to provide a platinum complex catalyst, which is prevented from deterioration with time at elevated temperatures and from blackening and precipitation, and maintains its catalytic activity unaffected.