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. 31, 2002
Filed:
Feb. 16, 2000
Hitoshi Yamada, Shizuoka, JP;
Kazuki Morimoto, Shizuoka, JP;
Katsuya Kusuno, Shizuoka, JP;
Shuichiro Wada, Shizuoka, JP;
Kazuo Nishimoto, Shizuoka, JP;
Nichias Corporation, Tokyo, JP;
Abstract
The present invention provides a resin composition which can contain a large amount of a filler, has excellent moldability, can provide a molded product having both high electrical conductivity and mechanical strength, and is especially useful for a fuel cell separator and a sealing material. The resin composition comprises A) 100 parts by weight of a resin composed of 0 to 99 parts by weight of an epoxy resin and 1 to 100 parts by weight of a polyimide resin, with the proviso that the total amount of the epoxy resin and the polyimide resin is 100 parts by weight, and B) 40 to 900 parts by weight of at least one filler selected from the group consisting of graphite, ketjen black, acetylene black, furnace carbon black and thermal carbon black.