logo

For the Inventor, By the Inventor

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 12785101 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

May. 26, 2023

Aqueous positive electrode sheet, and secondary battery including the electrode sheet, and power consumption apparatus

Applicant:

Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, HK;

Inventors:

Cong Cheng, Ningde, CN;

Haile Pei, Ningde, CN;

Junguang Chen, Ningde, CN;

Shengwu Zhang, Ningde, CN;

Xinghui Wang, Ningde, CN;

Shisong Li, Ningde, CN;

Assignee:

CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong, CN;

Attorney:

Ladas & Parry, LLP

Primary Examiner:

Christopher P Domone

Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/136 (2010.01); H01M 4/58 (2010.01); H01M 4/66 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/622 (2013.01); H01M 4/136 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 4/661 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01);
Abstract

The present application relates to an aqueous positive electrode sheet, including a current collector and a positive electrode active substance layer provided on at least one surface of the current collector, the positive electrode active substance layer including an aqueous binder, where bond strength AT between the positive electrode active substance layer and the current collector and cohesive CT of the positive electrode active substance layer itself satisfy the following relationship: 1≤CT/AT≤10. The present application further relates to a secondary battery including the aqueous positive electrode sheet, a battery pack including the secondary battery, and a power consumption apparatus including the battery pack.

Find Patent Forward Citations

Quick Actions:

Cheng, Cong. (2026). Aqueous positive electrode sheet, and secondary battery including the electrode sheet, and power consumption apparatus (U.S. Patent No. 12785101). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785101

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…