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:
Apr. 09, 2019
Filed:
Sep. 22, 2016
Applicant:
Grst International Limited, Hong Kong, HK;
Inventors:
Assignee:
GRST International Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/14 (2006.01); F26B 5/04 (2006.01); H01M 4/04 (2006.01); H01M 4/62 (2006.01); H01M 2/16 (2006.01); H01M 10/058 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
F26B 5/04 (2013.01); H01M 2/162 (2013.01); H01M 4/0404 (2013.01); H01M 4/0471 (2013.01); H01M 4/622 (2013.01); H01M 10/058 (2013.01); H01M 4/623 (2013.01); H01M 10/0525 (2013.01);
Abstract
Provided herein is a method of drying an electrode assembly of lithium-ion battery, comprising drying the electrode assembly in two successive stages under vacuum at elevated temperature; filling the oven with hot, dry air or inert gas; repeating the steps of vacuum drying and gas filling several times. The method disclosed herein is particularly suitable for drying electrode assemblies using aqueous binders.