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:
Nov. 25, 2014
Filed:
Mar. 31, 2010
Applicants:
Tetsuji Hirano, Chiba, JP;
Toru Kidosaki, Chiba, JP;
Inventors:
Tetsuji Hirano, Chiba, JP;
Toru Kidosaki, Chiba, JP;
Assignee:
Ube Industries, Ltd., Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01G 11/38 (2013.01); H01G 11/50 (2013.01); H01M 4/04 (2006.01); H01M 4/133 (2010.01); H01M 4/134 (2010.01); H01M 4/1393 (2010.01); H01M 4/1395 (2010.01); H01G 11/28 (2013.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01G 11/38 (2013.01); H01G 11/50 (2013.01); H01M 4/0404 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/1393 (2013.01); H01M 4/1395 (2013.01); H01M 4/621 (2013.01); H01G 11/28 (2013.01); H01M 10/052 (2013.01); Y02E 60/122 (2013.01); Y02E 60/13 (2013.01);
Abstract
A binder resin precursor solution composition for electrode containing at least (A) a polyamic acid having repeating units represented by chemical formulae (1) and (2) in a (1) to (2) molar ratio of 2:8 to 8.5:1.5 and having a tetracarboxylic acid component to diamine component molar ratio of 0.94 to 0.99, (B) a carboxylic acid compound having two pairs of carboxyl groups in the molecule thereof or an ester thereof, and (C) a solvent.