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:
Jun. 03, 2014
Filed:
Nov. 24, 2010
Applicants:
Kenichi Ishizuka, Kanagawa, JP;
Nobuhiro Nishita, Kanagawa, JP;
Inventors:
Kenichi Ishizuka, Kanagawa, JP;
Nobuhiro Nishita, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/36 (2006.01); B01D 63/00 (2006.01); B01D 67/00 (2006.01); B01D 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A crystalline polymer microporous membrane containing a crystalline polymer microporous film containing a crystalline polymer, and having an asymmetric pore structure; fluorine alcohol covering at least part of an exposed surface of the crystalline polymer microporous film; and a crosslinking agent, wherein the fluorine alcohol is crosslinked with assistance of the crosslinking agent.