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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.:

US 11158905 B1

PDFFull Text
Date of Patent:
Oct. 26, 2021

Filed:

May. 10, 2018

Coating slurries for preparing separators, separators for electrochemical devices and preparation methods therefor

Applicant:

Shanghai Energy New Materials Technology Co., Ltd., Shanghai, CN;

Inventors:

Alex Cheng, Shanghai, CN;

Honggui Deng, Shanghai, CN;

Yongle Chen, Shanghai, CN;

Fangbo He, Shanghai, CN;

Hui Chen, Shanghai, CN;

Assignee:

SHANGHAI ENERGY NEW MATERIALS TECHNOLOGY CO., LTD., Shanghai, CN;

Attorney:

WPAT, PC

Primary Examiner:

Jacob B Marks

Int. Cl.
CPC ...
H01M 4/02 (2006.01); H01M 50/446 (2021.01); H01M 50/403 (2021.01); H01M 50/426 (2021.01); H01M 50/431 (2021.01); C09D 127/16 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
H01M 50/446 (2021.01); C09D 127/16 (2013.01); H01M 50/403 (2021.01); H01M 50/426 (2021.01); H01M 50/431 (2021.01); C08K 3/22 (2013.01); C08K 2003/2227 (2013.01);
Abstract

Disclosed are a coating slurry for preparing a separator for an electrochemical device, comprising at least one polymer having an intrinsic viscosity ranging from 0.5 to 3.0 mL/g, at least one inorganic filler, and at least one solvent; a method for preparing the coating slurry; and a method for preparing a separator for an electrochemical device using the coating slurry; as well as a separator and an electrochemical device comprising the separator.

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Cheng, Alex. (2021). Coating slurries for preparing separators, separators for electrochemical devices and preparation methods therefor (U.S. Patent No. 11158905). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11158905

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