Invention Publication
- Patent Title: NITRATE SALT CATHODE ADDITIVES AND METHODS OF USING AND FORMING THE SAME
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Application No.: US17880528Application Date: 2022-08-03
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Publication No.: US20240047673A1Publication Date: 2024-02-08
- Inventor: Yifan ZHAO , Xingcheng XIAO
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Main IPC: H01M4/58
- IPC: H01M4/58 ; H01M10/0568 ; H01M4/505 ; H01M4/38 ; H01M10/0525 ; H01M4/36 ; H01M4/525

Abstract:
The present disclosure provides an electrochemical cell that cycles lithium ions. The electrochemical cell includes a first electrode including a first electroactive material, a second electrode including a second electroactive material, and a separating layer disposed therebetween. The second electroactive material include a plurality of electroactive material particles, where at least a portion of the electroactive material particles have a surface coating that includes a nitrate salt. The first electroactive material can include a lithium metal, and the electrochemical cell can further include a carbonate-based solvent.
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