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:
Dec. 20, 2011
Filed:
Oct. 18, 2006
Applicants:
Ryutaro Tanaka, Kita-ku, JP;
Makoto Uchida, Kita-ku, JP;
Hiroo Koyanagi, Kita-ku, JP;
Inventors:
Assignee:
Kippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/38 (2006.01); C08G 69/26 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is related to a thermosetting resin composition which comprises a polyimide resin (A) having a phenolic hydroxyl group, preferably a polyimide resin (A) produced from an aminophenol (a), a diamino compound (b) and a tetrabasic acid dianhydride (c), and an epoxy resin (B); and a cured product thereof. The resin composition is excellent in storage stability, and gives a cured product excellent in flame retardancy and heat resistance. Furthermore, when the cured product is in a film form, the product has sufficient flexibility and excellent folding endurance.