Invention Grant
- Patent Title: Positive electrode active material and nonaqueous electrolyte secondary battery including positive electrode active material
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Application No.: US16749237Application Date: 2020-01-22
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Publication No.: US11417876B2Publication Date: 2022-08-16
- Inventor: Daisuke Horikawa
- Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
- Applicant Address: JP Toyota
- Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
- Current Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
- Current Assignee Address: JP Toyota
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2019-014819 20190130
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M10/0525 ; H01M4/485 ; H01M4/62 ; H01M4/02
Abstract:
A positive electrode active material used for a nonaqueous electrolyte secondary battery, includes a base portion, a dielectric, and a carbonate compound. The base portion is formed of a compound storing and releasing a charge carrier. The dielectric is disposed on at least a part of a surface of the base portion. The carbonate compound is disposed on at least a part of the surface of the base portion.
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