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:
Jan. 19, 1993
Filed:
Sep. 19, 1991
Applicant:
Inventors:
Bob G Rowland, Corvallis, OR (US);
George E Monigold, Jr, Corvallis, OR (US);
Robert L Brendle, Sweet Home, OR (US);
Francis V Rosse, Corvallis, OR (US);
Assignee:
Evanite Fiber Corporation, Corvallis, OR (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429252 ; 429143 ; 429144 ; 429145 ; 429254 ;
Abstract
A battery separator comprises a fibrous mat which is filled with a mixture of very fine mineral powder and a binder resin. The mat may be either woven or nonwoven and the filler material generally comprises silicon materials. The binder in selected from a group of organic resinous or plastic materials, such as latex. The separator may further comprise a second attached mat of mineral or organic fibers or ribs. Further, the separator may be crimped or embossed if desired.