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:
Aug. 13, 2019
Filed:
Mar. 30, 2016
Applicant:
Zeon Corporation, Chiyoda-ku, Tokyo, JP;
Inventors:
Naohiro Yasuda, Tokyo, JP;
Yujiro Toyoda, Tokyo, JP;
Assignee:
ZEON CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F 7/02 (2006.01); H01M 2/16 (2006.01); B01D 71/02 (2006.01); H01M 2/14 (2006.01); H01M 10/0525 (2010.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H01M 2/166 (2013.01); B01D 71/022 (2013.01); C01F 7/02 (2013.01); C01F 7/026 (2013.01); H01M 2/145 (2013.01); H01M 2/1686 (2013.01); H01M 10/0525 (2013.01); H01M 10/4235 (2013.01);
Abstract
The purpose of the present disclosure is to provide a composition for a second battery porous membrane having an excellent redispersibility. The disclosed composition for a second battery porous membrane contains α-alumina-based modified particles, a particulate binder and water, and each α-alumina-based modified particle has a peak in a region from 3500 cmto 3600 cmin an infrared diffuse reflectance spectrometry.