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:
Oct. 15, 2019
Filed:
Jan. 11, 2016
Applicant:
Spectrum Brands, Inc., Middleton, WI (US);
Inventors:
M. Edgar Armacanqui, Madison, WI (US);
Wen Li, Madison, WI (US);
John Hadley, Madison, WI (US);
Matthew Hennek, Stoughton, WI (US);
Assignee:
Energizer Brands, LLC, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/24 (2006.01); H01M 4/42 (2006.01); H01M 4/62 (2006.01); H01M 10/24 (2006.01); B22F 1/00 (2006.01); H01M 4/12 (2006.01); H01M 6/50 (2006.01); H01M 6/04 (2006.01);
U.S. Cl.
CPC ...
H01M 4/244 (2013.01); B22F 1/0007 (2013.01); B22F 1/0014 (2013.01); H01M 4/12 (2013.01); H01M 4/42 (2013.01); H01M 4/62 (2013.01); H01M 4/628 (2013.01); H01M 6/5072 (2013.01); H01M 10/24 (2013.01); H01M 6/04 (2013.01);
Abstract
A negative electrode for an alkaline battery cell which includes zinc-based particles, wherein less than 20% of the zinc-based particles, by weight relative to the total zinc in the electrode, have a particle size of greater than about 150 micrometers, is provided. An alkaline electrochemical cell that includes the negative electrode and a method for reducing the gassing of the electrochemical cell is also provided.