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:
Dec. 14, 2021
Filed:
Sep. 10, 2018
Applicants:
Volkswagen Ag, Wolfsburg, DE;
Audi Ag, Ingolstadt, DE;
Dr. Ing. H.c. F. Porsche Ag, Stuttgart, DE;
Inventors:
Mirko Herrmann, Mountain View, CA (US);
Angela Speidel, Wolfsburg, DE;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/449 (2021.01); H01M 4/38 (2006.01); H01M 10/052 (2010.01); H01M 10/0562 (2010.01); H01M 10/0565 (2010.01); H01M 10/0585 (2010.01); H01M 50/411 (2021.01); H01M 50/431 (2021.01);
U.S. Cl.
CPC ...
H01M 50/449 (2021.01); H01M 4/382 (2013.01); H01M 10/052 (2013.01); H01M 10/0562 (2013.01); H01M 10/0565 (2013.01); H01M 10/0585 (2013.01); H01M 50/411 (2021.01); H01M 50/431 (2021.01); H01M 2300/0074 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0085 (2013.01); H01M 2300/0094 (2013.01);
Abstract
A separator for an electric battery includes a first solid electrolyte layer; a plastic separator film impregnated with a liquid or gel electrolyte; and a second solid electrolyte layer, the first and second electrolyte layers sealing the liquid or gel electrolyte in the plastic separator. Also disclosed is a separator where first and second electrolyte layers sealing a plastic separator film and have a porosity less than 5%. A method for manufacturing a separator, an electric battery and a vehicle are also provided.