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. 28, 1995
Filed:
Dec. 21, 1992
Applicant:
Inventors:
Hiroshi Yamamoto, Moriguchi, JP;
Taro Fukui, Osaka, JP;
Assignee:
Matsushita Electric Works, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525426 ; 525436 ; 525928 ; 525425 ; 528353 ;
Abstract
A thermosetting polyimide composition is provided with a sufficient heat resistance and excellent mechanical and electrical characteristics in toughness, flexibility and so on and under severe environmental conditions, by adding to a polyfunctional unsaturated imide a thermosetting resin selected from the group consisting of polyetherimide, polyarylate and polyamideimide which are in a miscibility region with the polyfunctional unsaturated imide and have an excellent glass transition point and a number-average molecular weight of more than 10,000.