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公开(公告)号：US12002926B2
公开(公告)日：2024-06-04
申请号：US16768471
申请日：2018-10-02
发明人： Masakazu Kinoshita , Yuuki Suzuki , Shigeaki Yamazaki , Kenzou Takahashi , Tomoya Hidaka , Yoshiko Kuwajima , Akiyoshi Yamauchi , Kotaro Hayashi
IPC分类号： H01M10/0568 , H01G11/34 , H01G11/62 , H01M10/0525
CPC分类号： H01M10/0568 , H01M10/0525 , H01G11/34 , H01G11/62 , H01M2300/0037
摘要： An electrolyte solution containing LiFSO3 and a compound (1) represented by the following formula (1): LiZ, wherein Z is PF6, BF4, N(FSO2)2, N(CF3SO2)2, N(C2F5SO2)2, PO2F2, or B(C2O4)2. The electrolyte solution has a ratio [FSO3]/[Z] of a molar content of FSO3 [FSO3] to a molar content of Z [Z] of 3 to 1000. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the electrochemical device.
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公开(公告)号：US11605509B2
公开(公告)日：2023-03-14
申请号：US16500499
申请日：2018-03-01
IPC分类号： H01G11/64 , H01G9/035 , H01M10/0525 , H01M10/0567 , H01M10/0568 , H01M50/20 , H01G11/06
摘要： An electrolyte solution containing a solvent and a compound represented by the following formula (1), wherein R1 is a C1-C5 linear or branched non-fluorinated alkyl group optionally containing an ether bond. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the electrochemical device or lithium ion secondary battery.
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公开(公告)号：US11594761B2
公开(公告)日：2023-02-28
申请号：US16762574
申请日：2018-10-26
发明人： Yoshiko Kuwajima , Kotaro Hayashi , Hisako Nakamura , Takaya Yamada , Yuuki Suzuki , Shigeaki Yamazaki , Akiyoshi Yamauchi , Kenzou Takahashi
IPC分类号： H01M10/0569 , H01M10/0525 , C07C69/36 , H01G11/58
摘要： An electrolyte solution containing at least one selected from a compound represented by the following formula (1-1) (wherein Rf111s are the same as or different from each other and are each a C2-C4 fluorinated alkenyl group), a compound represented by the following formula (1-2) (wherein R121 is a C1-C4 alkyl group; and Rf121 is a C2-C4 fluorinated alkenyl group), and a compound represented by the following formula (1-3) (wherein Rf131 is a C1-C3 fluorinated alkyl group; and R131 is a C6-C12 aryl group):
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公开(公告)号：US11374259B2
公开(公告)日：2022-06-28
申请号：US16626754
申请日：2018-05-30
IPC分类号： H01M10/0567 , C07D307/33 , H01G11/60 , H01G11/62 , H01M10/0569
摘要： An electrolyte solution contains tris(trimethylsilyl) phosphite and at least one fluorinated saturated cyclic carbonate (1) selected from pentafluoropropylethylene carbonate and heptafluoroisobutylethylene carbonate. Also disclosed is an electrochemical device including the electrolyte solution.
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公开(公告)号：US11929461B2
公开(公告)日：2024-03-12
申请号：US16092634
申请日：2017-04-05
IPC分类号： H01M10/0567 , H01G9/20 , H01G11/60 , H01G11/62 , H01G11/64 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M10/0569
CPC分类号： H01M10/0567 , H01G11/60 , H01G11/62 , H01G11/64 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M10/0569 , H01G9/20 , H01M2300/0025 , Y02E60/10 , Y02E60/13 , Y02T10/70
摘要： The present invention provides an electrolytic solution capable of providing an electrochemical device, such as a lithium ion secondary battery, or a module that has excellent high-temperature storage performance. The electrolytic solution contains: a homocyclic compound other than aromatic compounds; and a cyclic dicarbonyl compound. The homocyclic compound contains at least one group selected from the group consisting of a nitrile group and an isocyanate group.
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公开(公告)号：US11888122B2
公开(公告)日：2024-01-30
申请号：US17950036
申请日：2022-09-21
IPC分类号： H01M10/0569 , C07C69/63 , C07C69/96 , C07D317/38 , H01G11/60 , H01M10/0525
CPC分类号： H01M10/0569 , C07C69/63 , C07C69/96 , C07D317/38 , H01G11/60 , H01M10/0525 , H01M2300/0037
摘要： An electrolyte solution including a solvent, the solvent containing a compound (1a) represented by the following formula (1a); and
a compound (2) represented by the following formula (2):
wherein Re is a C1-C5 linear or branched alkyl group optionally containing an ether bond; Rf is a C1-C5 linear or branched alkyl group optionally containing an ether bond; and at least one of Re or Rf contains a fluorine atom. Also disclosed is an electrochemical device including the electrolyte solution, a lithium-ion secondary battery including the electrolyte solution, and a module including the electrochemical device or the lithium-ion secondary battery.-
公开(公告)号：US11664534B2
公开(公告)日：2023-05-30
申请号：US16765198
申请日：2018-10-04
发明人： Hisako Nakamura , Takaya Yamada , Shigeaki Yamazaki , Yuuki Suzuki , Kenzou Takahashi , Akiyoshi Yamauchi , Kotaro Hayashi
IPC分类号： H01M10/0567 , H01M10/0525 , H01G11/64 , C07C69/003 , C07D317/38 , H01G11/62
CPC分类号： H01M10/0567 , C07C69/003 , C07D317/38 , H01G11/62 , H01G11/64 , H01M10/0525 , H01M2300/004
摘要： An electrolyte solution containing a compound represented by the following formula (1):
wherein R101 and R102 are the same as or different from each other and are each a hydrogen atom, a fluorine atom, or an alkyl group optionally containing a fluorine atom; and R103 is an alkyl group or an organic group containing an unsaturated carbon-carbon bond. Also disclosed is an electrochemical device and lithium ion secondary battery including the electrolyte solution, and a module including the electrochemical device or lithium ion secondary battery.-
公开(公告)号：US11996522B2
公开(公告)日：2024-05-28
申请号：US17054718
申请日：2019-03-18
发明人： Yoshiko Kuwajima , Tomoya Hidaka , Masakazu Kinoshita , Yuuki Suzuki , Toshiharu Shimooka , Hisako Nakamura , Takaya Yamada , Shigeaki Yamazaki , Akiyoshi Yamauchi , Kotaro Hayashi , Yoshihiro Yamamoto , Kenzou Takahashi
IPC分类号： H01M10/0569 , H01M10/0525 , H01M10/0567 , H01M10/0568
CPC分类号： H01M10/0569 , H01M10/0525 , H01M10/0567 , H01M10/0568 , H01M2300/0028
摘要： An electrolyte solution containing a compound represented by formula (1) and a compound represented, for example, by formula (11-1), the formula (1) being:
wherein M101 is P or P═O; R101 is a group such as a C1-C11 alkylsilyloxy group; n101 is an oxidation number of M101 minus 1 or an oxidation number of M101 minus 3; and R102 to R104 are each individually a group such as a C1-C11 alkyl group; the formula (11-1) being:
wherein R111 and R112 are the same as or different from each other and are each an atom or group such as a hydrogen atom; and R113 is a group such as an alkyl group free from a fluorine atom.-
公开(公告)号：US11945776B2
公开(公告)日：2024-04-02
申请号：US16965361
申请日：2019-01-09
发明人： Yoshiko Kuwajima , Akiyoshi Yamauchi , Kotaro Hayashi , Hisako Nakamura , Toshiharu Shimooka , Takaya Yamada , Yoshihiro Yamamoto , Shigeaki Yamazaki , Kenzou Takahashi
IPC分类号： C07C69/63 , C07F7/08 , H01M10/0525 , H01M10/0568 , H01M10/0569
CPC分类号： C07C69/63 , C07F7/081 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M2300/0034
摘要： An electrolyte solution containing a compound represented by the following formula (1). In the formula, Rf101 is CF3—, CF2H—, or CFH2—, and R101 is an optionally fluorinated C2-C5 alkenyl group or an optionally fluorinated C2-C8 alkynyl group and optionally contains Si in a structure:
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公开(公告)号：US11631894B2
公开(公告)日：2023-04-18
申请号：US16626755
申请日：2018-05-30
IPC分类号： H01M10/0567 , H01G9/035 , H01M10/0568 , H01M10/0569
摘要： An electrolyte solution containing at least one selected from a compound (I) represented by the following formula (I) and specific compounds (II). The formula (I) is as follows: wherein R11 is a C2-C6 alkyl group. Also disclosed are a secondary battery containing the electrolyte solution and a module including the electrochemical device or the secondary battery.
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