- 专利标题： LITHIUM SECONDARY BATTERY INCLUDING ALKOXY PHOSPHINE-BASED ADDITIVE
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申请号： EP20157630.3申请日： 2020-02-17
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公开(公告)号： EP3699985A1公开(公告)日： 2020-08-26
- 发明人: Cho, Wonseok , Shatunov, Pavel , Tsay, Olga , Kang, Younghye , Kim, Aeran , Park, Hyejin , Shin, Jeongmin , Woo, Myungheui , You, Duckjae , Lee, Taejin , Lee, Harim , Lim, Jinhyeok , Choi, Hyunbong
- 申请人： Samsung SDI Co., Ltd.
- 申请人地址： 150-20 Gongse-ro, Giheung-gu, Yongin-si, Gyeonggi-do 17084 KR
- 专利权人： Samsung SDI Co., Ltd.
- 当前专利权人： Samsung SDI Co., Ltd.
- 当前专利权人地址： 150-20 Gongse-ro, Giheung-gu, Yongin-si, Gyeonggi-do 17084 KR
- 代理机构： Gulde & Partner
- 优先权： KR20190019188 20190219
- 主分类号： H01M4/131
- IPC分类号： H01M4/131 ; H01M10/056 ; H01M10/0567
摘要：
A lithium secondary battery includes: a cathode, an anode; and an electrolyte between the cathode and the anode, wherein the cathode includes a cathode active material represented by Formula 1 below, and the electrolyte includes a lithium salt, a nonaqueous solvent, and a compound represented by Formula 2, where x, y, z, M, A, L1, a1, and R 1 to R 4 are defined as described in the disclosure.
Formula 1 Li x Ni y M 1-y O 2-z A z
Formula 1 Li x Ni y M 1-y O 2-z A z
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