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:
Jun. 18, 2024
Filed:
Mar. 23, 2022
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Daniel Esken, Erlensee, DE;
Michael Glagla, Kahl a. Main, DE;
Rainer Bussar, Ohrdruf, DE;
Micha Kirchgessner, Erfurt, DE;
Ian Klein, Bad Harzburg, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/14 (2006.01); H01M 4/02 (2006.01); H01M 4/21 (2006.01);
U.S. Cl.
CPC ...
H01M 4/14 (2013.01); H01M 4/21 (2013.01); H01M 2004/021 (2013.01);
Abstract
Core-shell particles may be based on red lead coated with pyrogenically produced titanium dioxide and/or a pyrogenically produced aluminum oxide, and a process may prepare such core-shell particles which may be used in lead-acid batteries. The red lead may include PbOin a range of from 25 to 32 wt. %.