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. 12, 1999
Filed:
Aug. 22, 1997
Applicant:
Inventors:
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
4292182 ; 429223 ; 420900 ;
Abstract
Provided is a hydrogen absorbing alloy electrode having on a conductive support surface a hydrogen absorbing alloy layer which comprises a hydrogen absorbing alloy powder capable of absorbing and desorbing hydrogen electrochemically and a binder; with the hydrogen absorbing alloy layer having a surface coated spotwise with an amorphous water-repelling fluoropolymer at a total coverage of 0.001 mg/cm.sup.2 to 5 mg/cm.sup.2, wherein a solution of the fluoropolymer in a solvent having a boiling point of 50.degree.-110.degree. C. is spray-coated on the alloy layer surface.