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:
Jul. 08, 2025
Filed:
Dec. 06, 2019
Applicant:
Carl Freudenberg KG, Weinheim, DE;
Inventors:
Michael Roth, Mainz, DE;
Iain Smith, Dursley, GB;
Christian Waschinski, Heidelberg, DE;
Sandra Falusi, Viernheim, DE;
Marco Sutter, Weinheim, DE;
Assignee:
CARL FREUDENBERG KG, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 290/06 (2006.01); C25B 13/08 (2006.01); H01G 11/52 (2013.01); H01G 11/84 (2013.01); H01M 8/0239 (2016.01); H01M 8/10 (2016.01); H01M 8/1023 (2016.01); H01M 8/18 (2006.01); H01M 50/403 (2021.01); H01M 50/414 (2021.01); H01M 50/417 (2021.01); H01M 50/42 (2021.01); H01M 50/44 (2021.01); H01M 50/489 (2021.01);
U.S. Cl.
CPC ...
C08F 290/062 (2013.01); C25B 13/08 (2013.01); H01G 11/52 (2013.01); H01G 11/84 (2013.01); H01M 8/0239 (2013.01); H01M 8/1023 (2013.01); H01M 8/18 (2013.01); H01M 50/403 (2021.01); H01M 50/414 (2021.01); H01M 50/417 (2021.01); H01M 50/42 (2021.01); H01M 50/44 (2021.01); H01M 50/489 (2021.01); C08F 2810/20 (2013.01); H01M 2008/1095 (2013.01);
Abstract
A separator for at least one of electrochemical energy accumulators or converters includes: a porous substrate with a comb polymer, the comb polymer containing a polymer main chain along several lateral chains that are covalently bonded to the polymer main chain. At least one of the lateral chains has at least one Lewis-acid or Lewis-base functionality.