Invention Publication
- Patent Title: POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, LITHIUM ION SECONDARY BATTERY, COMPOSITE ACTIVE SUBSTANCE, METHOD FOR PRODUCING POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, AND METHOD FOR PRODUCING LITHIUM ION SECONDARY BATTERY
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Application No.: US18035598Application Date: 2021-09-10
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Publication No.: US20240014451A1Publication Date: 2024-01-11
- Inventor: Mitsuyasu Imazaki , Junichi Imaizumi , Takashi Kikuchi , Masashi Tokizane
- Applicant: KANEKA CORPORATION
- Applicant Address: JP Osaka
- Assignee: KANEKA CORPORATION
- Current Assignee: KANEKA CORPORATION
- Current Assignee Address: JP Osaka
- Priority: JP 20184772 2020.11.05 JP 21029276 2021.02.25 JP 21047542 2021.03.22 JP 21057714 2021.03.30
- International Application: PCT/JP2021/033264 2021.09.10
- Date entered country: 2023-05-05
- Main IPC: H01M10/42
- IPC: H01M10/42 ; H01M10/0562 ; H01M4/525 ; H01M4/505 ; H01M4/131 ; H01M10/0525 ; H01M4/04 ; C01G53/00 ; C01B25/45
Abstract:
A positive electrode composite active material, a lithium ion secondary battery, a method for producing a positive electrode composite active material, a method for producing a lithium ion secondary battery, and a composite active material is provided. The positive electrode composite active material includes a positive electrode active material and an oxide-based solid electrolyte. The positive electrode active material is coated with the oxide-based solid electrolyte. The oxide-based solid electrolyte is represented by Li1+p+q+rAlpGaq(Ti,Ge)2−p−qSirP3−rO12 (0
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