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:
May. 15, 2001
Filed:
Dec. 31, 1998
Applicant:
Inventors:
John S. Razzano, Cohoes, NY (US);
Nancy E. Gosh, East Greenbush, NY (US);
Assignee:
General Electric Company, Pittsfield, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 7/708 ; C08G 7/706 ; C08G 7/724 ;
U.S. Cl.
CPC ...
C08G 7/708 ; C08G 7/706 ; C08G 7/724 ;
Abstract
A process for making organosilyl end-stopped diorganopolysiloxane fluid is provided comprising the steps of reacting an organic end-stopping compound with a fluorosilicone trimer in the presence of a catalytic amount of linear phosphonitrilic acid, and inactivating the linear phosphonitrilic acid, thereby forming organosilyl end-stopped diorganopolysiloxane fluid.