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    ELECTROLYTE FOR SECONDARY BATTERY AND SECONDARY BATTERY INCLUDING THE SAME
    4.
    发明公开
    ELECTROLYTE FOR SECONDARY BATTERY AND SECONDARY BATTERY INCLUDING THE SAME 审中-公开
    SEKUNDÄRBATTERIEDAMIT的ELEKTROLYTFÜRSEKUNDÄRBATTERIE

    公开(公告)号：EP3145020A1

    公开(公告)日：2017-03-22

    申请号：EP16181298.7

    申请日：2016-07-26

    申请人： Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

    发明人： PARK, Insun ,  PARK, Hosang ,  SEO, Jinah ,  KANG, Yoonsok ,  KIM, Dongyoung ,  PARK, Minsik

    IPC分类号： H01M10/0567 ,  H01M10/0525 ,  H01M10/0569

    CPC分类号： H01M10/0525 ,  H01M4/13 ,  H01M4/366 ,  H01M10/0567 ,  H01M10/0569 ,  H01M10/4235

    摘要： An electrolyte for a secondary battery includes a non-aqueous solvent; a lithium salt; and a heterocyclic compound represented by Formula 1:

    wherein, in Formula 1, R 1 and R 2 are each independently selected from hydrogen, a halogen group, a cyano group, a hydroxy group, a nitro group, -C(=O)R a , - C(=O)OR a ,
    -OCO(OR a ), -C=N(R a ), a substituted or unsubstituted C 1 -C 20 alkyl group, and a combination thereof, wherein R a is selected from hydrogen and a C 1 -C 10 alkyl group, and, provided that at least one selected from R 1 and R 2 is selected from a halogen group, a cyano group, a hydroxy group, a nitro group, -C(=O)R a , -C(=O)OR a , a substituted or unsubstituted C 1 -C 20 alkyl group, and a combination thereof.

    摘要翻译： 用于二次电池的电解质包括非水溶剂; 锂盐; 和式1表示的杂环化合物：其中，在式1中，R 1和R 2各自独立地选自氢，卤素基，氰基，羟基，硝基，-C（= O）R a，-C（= O）OR a，-OCO（OR a），-C = N（R a），取代或未取代的C 1 -C 20烷基及其组合，其中R a选自 氢和C 1 -C 10烷基，并且条件是选自R 1和R 2中的至少一个选自卤素基，氰基，羟基，硝基，-C（= O） R a，-C（= O）OR a，取代或未取代的C 1 -C 20烷基，及其组合。

    ORGANIC ELECTROLYTE SOLUTION AND LITHIUM BATTERY INCLUDING THE SAME
    6.
    发明公开
    ORGANIC ELECTROLYTE SOLUTION AND LITHIUM BATTERY INCLUDING THE SAME 审中-公开

    公开(公告)号：EP3506411A1

    公开(公告)日：2019-07-03

    申请号：EP18207196.9

    申请日：2018-11-20

    申请人： Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

    发明人： PARK, Insun ,  KOH, Myongchun ,  KIM, Dongyoung ,  PARK, Eunha ,  JANG, Jihyun ,  CHUNG, Yeonji

    IPC分类号： H01M10/0567 ,  H01M10/0569 ,  H01M10/0525

    摘要： An organic electrolyte solution includes a lithium salt; an organic solvent; and a fluorine-containing phosphate compound represented by Formula 1:

    wherein, in Formula 1,
    R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 R 11 , R 12 , R 13 , R 14 , and R 15 are each independently a hydrogen atom, a fluorine atom, a C1-C5 alkyl group substituted or not substituted with a halogen atom, a C4-C10 cycloalkyl group substituted or not substituted with a halogen atom, a C6-C10 aryl group substituted or not substituted with a halogen atom, a C2-C10 heteroaryl group substituted or not substituted with a halogen atom, or a C2-C10 alkenyl group substituted or not substituted with a halogen atom,
    at least one of R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , Rg, R 10 , R 11 , R 12 , R 13 , R 14 , or R 15 is a fluorine atom, and
    at least one phenyl group does not have a fluorine atom.

    LITHIUM SECONDARY BATTERY INCLUDING AN ELECTROLYTE ADDITIVE AND METHOD OF PREPARING THE LITHIUM SECONDARY BATTERY
    7.
    发明公开
    LITHIUM SECONDARY BATTERY INCLUDING AN ELECTROLYTE ADDITIVE AND METHOD OF PREPARING THE LITHIUM SECONDARY BATTERY 审中-公开

    公开(公告)号：EP3444879A1

    公开(公告)日：2019-02-20

    申请号：EP18188875.1

    申请日：2018-08-14

    申请人： Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

    发明人： KOH, Myongchun ,  PARK, Insun ,  JANG, Jihyun ,  CHUNG, Yeonji

    IPC分类号： H01M4/505 ,  H01M4/525 ,  H01M10/0567

    摘要： The present invention relates to a lithium secondary battery including an electrolyte additive and method of preparing the lithium secondary battery. A lithium secondary battery includes: a positive electrode; a negative electrode; and an electrolyte between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, and the electrolyte includes a lithium salt, a non-aqueous solvent, and a sulfone compound represented by Formula 2.

             Formula 1     Li x Ni y M 1-y O 2-z A z



    wherein, in Formula 1, 0.9≤x≤1.2, 0.7≤y≤0.98, 0≤z 1 and R 2 are each independently a halogen, an unsubstituted C 1 -C 10 alkyl group, or a C 1 -C 10 alkyl group substituted with a halogen, and a1 and a2 are each independently an integer from 0 to 5.