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. 12, 2013
Filed:
Jul. 22, 2010
Applicant:
Fumio Tanno, Chiba, JP;
Inventor:
Fumio Tanno, Chiba, JP;
Assignee:
Nisshinbo Chemical Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B28B 7/36 (2006.01); C04B 28/36 (2006.01); C09J 11/06 (2006.01); D21H 21/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a fuel cell separator that has excellent resistance to heat and hot water and has a glass transition temperature between 140° C. and 165° C. Said fuel cell separator is formed by curing a composition containing a graphite material and a binder component resin. The binder component resin contains a cresol novolac epoxy resin having a hydrolysable chlorine content of at most 450 ppm and an epoxy equivalent weight of 192-210 g/eq, a phenol resin having a hydroxyl equivalent weight of 103-106 g/eq, and an imidazole compound having a molecular weight between 140 and 180.