logo

For the Inventor, By the Inventor

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.:

US 10069127 B1

PDFFull Text
Date of Patent:
Sep. 04, 2018

Filed:

Jan. 08, 2013

Porous separation film for secondary battery including cellulose fiber and silica, and method for manufacturing same

Applicant:

Korea Forest Research Institute, Seoul, KR;

Inventors:

Sun Young Lee, Seoul, KR;

Sang Young Lee, Chuncheon-si, KR;

Sang Jin Chun, Namyangju-si, KR;

Sang Bum Park, Seoul, KR;

Don Ha Choi, Seoul, KR;

Assignee:

Korea Forest Research Institute, Seoul, KR;

Attorney:
Primary Examiner:

Eli S Mekhlin

Int. Cl.
CPC ...
H01M 6/16 (2006.01); H01M 2/16 (2006.01); H01M 10/0525 (2010.01); H01M 10/0566 (2010.01); C08J 5/18 (2006.01); H01M 2/14 (2006.01); B29D 7/01 (2006.01); H01M 10/052 (2010.01); B01D 71/10 (2006.01); B01D 67/00 (2006.01); B01D 69/14 (2006.01); B01D 71/02 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1626 (2013.01); B29D 7/01 (2013.01); C08J 5/18 (2013.01); H01M 2/145 (2013.01); H01M 2/1646 (2013.01); H01M 10/0525 (2013.01); H01M 10/0566 (2013.01); B01D 67/0079 (2013.01); B01D 69/148 (2013.01); B01D 71/027 (2013.01); B01D 71/10 (2013.01); H01M 10/052 (2013.01); H01M 2300/0028 (2013.01);
Abstract

The present invention relates to a composite separation film comprising cellulose fiber and silica, a method for manufacturing the separation film, and a secondary battery including the separation film, wherein the separation film has excellent thermal stability, dimensional stability, wettability and electrochemical stability and has a simplified manufacturing process such that the unit cost of production can be reduced.

Find Patent Forward Citations

Lee, Sun. (2018). Porous separation film for secondary battery including cellulose fiber and silica, and method for manufacturing same (U.S. Patent No. 10069127). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10069127

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…