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:
Feb. 28, 1989
Filed:
Jun. 18, 1987
Applicant:
Inventors:
James A Cella, Clifton Park, NY (US);
Patrick E Gallagher, Pittsfield, MA (US);
Gary K Shank, Clifton Park, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 27 ; 528 26 ; 528 28 ; 528 38 ;
Abstract
Silicone-polyimides having improved flexibility can be obtained, by sequentially intercondensing organic diamine, aminoorgano terminated polydiorganosiloxane and aromatic bisanhydride. A decrease in flexural modulus and an increase in elongation percent is effected while flame retardance remains substantially unchanged.