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:
Sep. 28, 2021
Filed:
May. 12, 2016
Applicant:
Energizer Brands, Llc, St. Louis, MO (US);
Inventors:
M. Edgar Armacanqui, Madison, WI (US);
Wen Li, Madison, WI (US);
Donald Raymond Crowe, Dodgeville, WI (US);
Andrew J. Roszkowski, Waunakee, WI (US);
John Hadley, Madison, WI (US);
Janna Rose, Oregon, WI (US);
Assignee:
Energizer Brands, LLC, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/62 (2006.01); H01M 4/06 (2006.01); H01M 6/06 (2006.01); H01M 4/42 (2006.01); H01M 4/38 (2006.01); H01M 6/08 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01M 4/06 (2013.01); H01M 4/38 (2013.01); H01M 4/42 (2013.01); H01M 4/62 (2013.01); H01M 6/06 (2013.01); H01M 6/085 (2013.01); H01M 2004/023 (2013.01);
Abstract
A gelled anode for an alkaline electrochemical cell contains zinc-based particles, an alkaline electrolyte, a gelling agent, and two or more additives selected from the group consisting of an alkali metal hydroxide, an organic phosphate ester surfactant, a metal oxide, and tin, which as reduced cell gassing properties relative to cells lacking such additives.