发明公开
- 专利标题: LITHIUM ION SECONDARY BATTERY
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申请号: EP18916669.7申请日: 2018-04-23
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公开(公告)号: EP3787073A1公开(公告)日: 2021-03-03
- 发明人: ASAKAWA, Yuichiro , UESAKA Shinichi , LAFLEUR-LAMBERT Antoine , ZAGHIB Karim
- 申请人: Murata Manufacturing Co., Ltd. , HYDRO-QUEBEC
- 申请人地址: JP Nagaokakyo-shi, Kyoto 617-8555 10-1, Higashikotari 1-chome,; CA Montréal, Québec H2Z 1A4 75, Boulevard René-Lévesque Ouest
- 代理机构: Witte, Weller & Partner Patentanwälte mbB
- 国际公布: WO2019207616 20191031
- 主分类号: H01M4/36
- IPC分类号: H01M4/36 ; H01M4/485 ; H01M4/505 ; H01M4/525 ; H01M10/052
摘要:
A lithium ion secondary battery includes an electrolytic solution together with a positive electrode and a negative electrode. At least one of the positive electrode and the negative electrode includes a plurality of active material particles and a coating film that covers an entire surface of at least one of the plurality of active material particles. The coating film contains at least one of a first pyrrole compound, a second pyrrole compound and a third pyrrole compound.
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