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. 02, 2015
Filed:
Dec. 15, 2010
Applicants:
Kazuhiro Yamada, Nasushiobara, JP;
Shintaro Kikuchi, Nasushiobara, JP;
Junko Takita, Nasushiobara, JP;
Inventors:
Kazuhiro Yamada, Nasushiobara, JP;
Kotaro Takita, Nasushiobara, JP;
Shintaro Kikuchi, Nasushiobara, JP;
Assignee:
Toray Battery Separator Film Co., LTD., Tochigi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/02 (2006.01); B01D 69/12 (2006.01); B01D 71/26 (2006.01); H01M 2/16 (2006.01); B01D 67/00 (2006.01); H01M 2/14 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
B01D 71/26 (2013.01); B01D 67/0027 (2013.01); B01D 69/02 (2013.01); B01D 69/12 (2013.01); H01M 2/145 (2013.01); H01M 2/1653 (2013.01); H01M 2/1686 (2013.01); H01M 10/052 (2013.01); B01D 2323/08 (2013.01); B01D 2323/12 (2013.01); B01D 2325/04 (2013.01); B01D 2325/22 (2013.01); B01D 2325/26 (2013.01); B01D 2325/34 (2013.01);
Abstract
The invention relates to microporous polymeric membranes suitable for use as battery separator film. The invention also relates to a method for producing such a membrane, batteries containing such membranes as battery separators, methods for making such batteries, and methods for using such batteries.