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:
Oct. 04, 1994
Filed:
Apr. 23, 1992
Applicant:
Inventors:
Takashi Matsumoto, Kagawa, JP;
Hiroaki Ogura, Kagawa, JP;
Osamu Okada, Kagawa, JP;
Shinsuke Goda, Kagawa, JP;
Assignee:
Toyo Tanso Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427228 ; 427377 ; 427379 ; 4273855 ;
Abstract
There is provided a method for producing a carbon material coated with carbon film comprising the steps of dissolving an aromatic polyamide imide resin in an organic solvent to obtain a solution, applying this solution to a carbon material or impregnating the carbon material with the solution, curing the material at 300 to 400%, and carbonizing and/or graphitizing the material by baking under non-oxidizing atmosphere. There is also provided a carbon material coated with an amorphous carbon film which is a product of thermal decomposition of aromatic polyamide imide.