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. 16, 1996
Filed:
Jun. 02, 1994
Applicant:
Inventors:
Assignee:
Mitsubishi Chemical Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; D06M / ; H01M / ;
U.S. Cl.
CPC ...
428224 ; 811554 ; 81492 ; 428288 ; 429250 ; 429251 ;
Abstract
A fluorine-containing, polyolefin fiber non-woven fabric having enhanced resistance to degradation when exposed to a potassium hydride solution is produced by exposing a polyolefin fiber non-woven fabric to a gaseous atmosphere comprising F.sub.2 and O.sub.2 gases in certain volumetric ratios.