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. 30, 2010
Filed:
Sep. 09, 2005
Masahiro Naiki, Yamaguchi, JP;
Ryoichi Takasawa, Yamaguchi, JP;
Shuichi Maeda, Yamaguchi, JP;
Tetsuji Hirano, Yamaguchi, JP;
Masayuki Kinouchi, Yamaguchi, JP;
Masahiro Naiki, Yamaguchi, JP;
Ryoichi Takasawa, Yamaguchi, JP;
Shuichi Maeda, Yamaguchi, JP;
Tetsuji Hirano, Yamaguchi, JP;
Masayuki Kinouchi, Yamaguchi, JP;
Ube Industries, Inc., Ube-shi, Yamaguchi, JP;
Abstract
A modified polyimide resin favorably employable for manufacturing an insulation film of an electric-electronic device is composed of recurring units (I) derived from a biphenyltetracarboxylic acid compound, a diamine compound, and a monoamine compound having at least one hydroxyl group and recurring units (II) derived from diisocyanate and polybutadiene having hydroxyl group at each terminal, which optionally contains further recurring units (III) derived from diisocyanate and a compound having hydroxyl group at each terminal and further having a reactive substituent.