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. 19, 2018
Filed:
Nov. 17, 2006
Applicants:
Ronald W. Call, Rock Hill, SC (US);
C. William Fulk, Jr., Charlotte, NC (US);
Lie Shi, Charlotte, NC (US);
Xiaomin Zhang, Charlotte, NC (US);
Khuy V. Nguyen, Charlotte, NC (US);
Inventors:
Ronald W. Call, Rock Hill, SC (US);
C. William Fulk, Jr., Charlotte, NC (US);
Lie Shi, Charlotte, NC (US);
Xiaomin Zhang, Charlotte, NC (US);
Khuy V. Nguyen, Charlotte, NC (US);
Assignee:
Celgard, LLC, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/04 (2006.01); B29C 47/00 (2006.01); H01M 2/16 (2006.01); B29C 47/14 (2006.01); B29C 47/20 (2006.01); B29C 47/06 (2006.01); B29C 47/12 (2006.01); B29K 23/00 (2006.01); B29K 27/00 (2006.01); B29K 27/18 (2006.01); B29K 29/00 (2006.01); B29K 31/00 (2006.01); B29K 59/00 (2006.01); B29K 67/00 (2006.01); B29K 77/00 (2006.01); B29K 81/00 (2006.01); B29K 105/00 (2006.01); B29K 105/04 (2006.01); B29K 105/06 (2006.01); B29K 105/16 (2006.01); B29L 9/00 (2006.01); B29L 28/00 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1653 (2013.01); B29C 47/14 (2013.01); B29C 47/20 (2013.01); H01M 2/1686 (2013.01); B29C 47/0004 (2013.01); B29C 47/0021 (2013.01); B29C 47/0033 (2013.01); B29C 47/0042 (2013.01); B29C 47/0057 (2013.01); B29C 47/04 (2013.01); B29C 47/043 (2013.01); B29C 47/065 (2013.01); B29C 47/12 (2013.01); B29C 47/145 (2013.01); B29K 2023/06 (2013.01); B29K 2023/065 (2013.01); B29K 2023/0625 (2013.01); B29K 2023/0633 (2013.01); B29K 2023/0683 (2013.01); B29K 2023/12 (2013.01); B29K 2027/08 (2013.01); B29K 2027/16 (2013.01); B29K 2027/18 (2013.01); B29K 2029/04 (2013.01); B29K 2031/00 (2013.01); B29K 2059/00 (2013.01); B29K 2067/00 (2013.01); B29K 2067/006 (2013.01); B29K 2077/00 (2013.01); B29K 2081/04 (2013.01); B29K 2105/0008 (2013.01); B29K 2105/0026 (2013.01); B29K 2105/0032 (2013.01); B29K 2105/04 (2013.01); B29K 2105/06 (2013.01); B29K 2105/16 (2013.01); B29K 2105/256 (2013.01); B29L 2009/00 (2013.01); B29L 2028/00 (2013.01); H01M 10/0525 (2013.01);
Abstract
A battery separator comprises a co-extruded, microporous membrane having at least two layers made of extrudable polymers and having: a uniform thickness defined by a standard deviation of <0.80 microns (μm); or an interply adhesion as defined by a peel strength >60 grams.