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:
Feb. 16, 2016
Filed:
Aug. 22, 2013
Applicant:
Daramic, Llc, Charlotte, NC (US);
Inventor:
John R. Timmons, Owensboro, KY (US);
Assignee:
Daramic, LLC, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 10/06 (2006.01); H01M 10/18 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1633 (2013.01); H01M 2/1646 (2013.01); H01M 2/1666 (2013.01); H01M 10/06 (2013.01); H01M 10/18 (2013.01); Y02E 60/126 (2013.01); Y02T 10/7016 (2013.01);
Abstract
In one embodiment, battery separator for a lead acid battery includes a gel impregnated nonwoven. The nonwoven includes an acid dissolvable fiber and a non-acid dissolvable fiber. The gel may have a basis weight in a range of about 20-160% of the nonwoven's basis weight. In another embodiment, battery separator for a lead acid battery includes a microporous membrane with the gel impregnated nonwoven adhered thereto.