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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：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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公开(公告)号：US11043698B2
公开(公告)日：2021-06-22
申请号：US16470611
申请日：2017-11-01
发明人： Shigeaki Yamazaki , Kenzou Takahashi , Hiroyuki Arima , Hideo Sakata , Masakazu Kinoshita , Shinichi Kinoshita
IPC分类号： H01M10/0567 , H01M10/0525 , H01M10/0569 , C07F9/28 , C07D317/38 , C07C317/04
摘要： An electrolyte solution whose residual capacity is less likely to decrease and whose percentage increase in resistance is less likely to change even after stored at high temperature. The electrolyte solution contains a compound (1) represented by the following formula (1): R11CFX11(CH2)n11COOR12 wherein R11 is H, F, a C1-C3 non-fluorinated alkyl group, or a C1-C3 fluorinated alkyl group; X11 is H or F; R12 is a C1-C3 non-fluorinated alkyl group or a C1-C3 fluorinated alkyl group; and n11 is an integer of 0 to 3; a fluorinated carbonate; and a specific additive.
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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：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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7.发明授权公开(公告)号：US12107225B2
公开(公告)日：2024-10-01
申请号：US17041717
申请日：2019-03-11
发明人： Masakazu Kinoshita , Tomoya Hidaka , Yoshiko Kuwajima , Yuuki Suzuki , Akiyoshi Yamauchi , Kotaro Hayashi , Shigeaki Yamazaki , Kenzou Takahashi , Takaya Yamada
IPC分类号： H01M10/0568 , H01M10/0525 , H01M10/0567 , H01M10/0569
CPC分类号： H01M10/0568 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M2300/0034
摘要： An electrolyte solution containing a compound represented by the following formula (1). In the formula, R101 and R102 are each individually a substituent such as a C1-C7 alkyl group, the substituent optionally contains at least one divalent to hexavalent hetero atom in a structure or optionally has a structure obtained by replacing at least one hydrogen atom by a fluorine atom or a C0-C7 functional group, and at least one selected from the group consisting of R101 and R102 when both being an alkyl group, contains at least one divalent to hexavalent hetero atom in the structure or has a structure obtained by replacing at least one hydrogen atom by a fluorine atom or a C0-C7 functional group:
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公开(公告)号：US12015121B2
公开(公告)日：2024-06-18
申请号：US17050517
申请日：2019-04-11
发明人： Tomoya Hidaka , Masakazu Kinoshita , Yoshiko Kuwajima , Takaya Yamada , Shigeaki Yamazaki , Kenzou Takahashi , Yuuki Suzuki
IPC分类号： H01M10/0567 , H01M10/0525
CPC分类号： H01M10/0567 , H01M10/0525 , H01M2300/0025
摘要： An electrolyte solution containing at least one compound (1) selected from the group consisting of a compound represented by the following formula (1-1) (wherein R111 to R113 are each individually a C1-C4 linear or branched alkyl group, and at least one selected from R111 to R113 is a C1-C4 branched alkyl group) and a compound represented by the following formula (1-2) (wherein R121 to R123 are each individually a C1-C4 linear or branched alkyl group, and at least one selected from R121 to R123 is a C1-C4 branched alkyl group). 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：US11201353B2
公开(公告)日：2021-12-14
申请号：US16470608
申请日：2017-11-21
发明人： Masakazu Kinoshita , Kenzou Takahashi , Hideo Sakata , Shigeaki Yamazaki , Hiroyuki Arima , Shinichi Kinoshita
IPC分类号： H01M10/0567 , H01G11/60 , H01G11/62 , H01G11/64 , H01M10/0525 , H01M10/0569
摘要： An electrolyte solution applicable to high-voltage electrochemical devices and capable of improving the cycle characteristics of electrochemical devices even at high voltage, and an electrochemical device. The electrolyte solution contains a fluorinated diether and a metal salt having a specific structure. The fluorinated diether is represented by CFR11R12—O—CH2CH2—O—R13, wherein R11 and R12 are each individually H, CH3, F, CH2F, CHF2, or CF3; and R13 is a C1 or C2 non-fluorinated alkyl group or a C1 or C2 fluorinated alkyl group.
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公开(公告)号：US11916195B2
公开(公告)日：2024-02-27
申请号：US17041721
申请日：2019-03-11
发明人： Masakazu Kinoshita , Tomoya Hidaka , Toshiharu Shimooka , Shigeaki Yamazaki , Hisako Nakamura , Takaya Yamada , Yuuki Suzuki , Yoshiko Kuwajima , Kenzou Takahashi , Akiyoshi Yamauchi , Kotaro Hayashi
IPC分类号： H01M10/0567 , H01G11/64 , H01M10/0525 , H01G11/62
CPC分类号： H01M10/0567 , H01G11/64 , H01M10/0525 , H01G11/62 , H01M2300/0037
摘要： An electrolyte solution containing a compound (1) represented by the formula (1), (wherein R101 and R102 are each individually a substituent such as a C1-C7 alkyl group, and the substituent optionally contains at least one divalent to hexavalent hetero atom in a structure or optionally has a structure obtained by replacing at least one hydrogen atom by a fluorine atom or a C0-C7 functional group) and at least one compound (11) selected from compounds such as a compound represented by formula (11-1) (wherein R111 and R112 are the same as or different from each other and are each a hydrogen atom or the like, and R113 is an alkyl group free from a fluorine atom or the like):
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