公开(公告)号：US08236191B2

公开(公告)日：2012-08-07

申请号：US12522635

申请日：2008-01-11

申请人： Meiten Koh ,  Akiyoshi Yamauchi ,  Rumi Takeuchi ,  Michiru Tanaka

发明人： Meiten Koh ,  Akiyoshi Yamauchi ,  Rumi Takeuchi ,  Michiru Tanaka

IPC分类号： H01G9/038 ,  H01G9/058 ,  B82B1/00

CPC分类号： H01G9/038 ,  H01G9/155 ,  H01G11/60 ,  H01G11/64 ,  Y02E60/13

摘要： The present invention provides an electrical double layer capacity comprising a non-aqueous electrolytic solution comprising (A) a solvent comprising a specific fluorine-containing cyclic carbonate and (B) an electrolyte salt comprising a cyclic quaternary onium salt comprising cyclic quaternary onium cation and PF6−, (CF3SO2)2N− or (C2F5SO2)2N−, and (C) a polarizable electrode, and having high withstanding voltage and assuring excellent solubility in a wide range of solvents for dissolving an electrolyte salt.

摘要翻译： 本发明提供一种电双层容量，其包含非水电解液，其包含（A）包含特定含氟环状碳酸酯的溶剂和（B）包含环状季铵阳离子和PF 6的环状季鎓盐的电解质盐 - ，（CF 3 SO 2）2 N - 或（C 2 F 5 SO 2）2 N - 和（C）可极化电极，并且具有高耐压并且确保在宽范围的溶剂中溶解电解质盐的优异溶解性。

公开(公告)号：US20100033899A1

公开(公告)日：2010-02-11

申请号：US12522635

申请日：2008-01-11

申请人： Meiten Koh ,  Akiyoshi Yamauchi ,  Rumi Takeuchi ,  Michiru Tanaka

发明人： Meiten Koh ,  Akiyoshi Yamauchi ,  Rumi Takeuchi ,  Michiru Tanaka

IPC分类号： H01G9/038

CPC分类号： H01G9/038 ,  H01G9/155 ,  H01G11/60 ,  H01G11/64 ,  Y02E60/13

摘要： The present invention provides an electrical double layer capacity comprising a non-aqueous electrolytic solution comprising (A) a solvent comprising a specific fluorine-containing cyclic carbonate and (B) an electrolyte salt comprising a cyclic quaternary onium salt comprising cyclic quaternary onium cation and PF6−, (CF3SO2)2N− or (C2F5SO2)2N−, and (C) a polarizable electrode, and having high withstanding voltage and assuring excellent solubility in a wide range of solvents for dissolving an electrolyte salt.

摘要翻译： 本发明提供一种电双层容量，其包含非水电解液，其包含（A）包含特定含氟环状碳酸酯的溶剂和（B）包含环状季铵阳离子和PF 6的环状季鎓盐的电解质盐 - ，（CF 3 SO 2）2 N - 或（C 2 F 5 SO 2）2 N - 和（C）可极化电极，并且具有高耐压并且确保在宽范围的溶剂中溶解电解质盐的优异溶解性。

公开(公告)号：US20100062344A1

公开(公告)日：2010-03-11

申请号：US12525685

申请日：2008-02-05

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

IPC分类号： H01M6/16

CPC分类号： H01M10/0569 ,  H01M4/131 ,  H01M4/505 ,  H01M4/525 ,  H01M10/052 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/028 ,  H01M2220/20 ,  H01M2300/0034 ,  H01M2300/0037 ,  H01M2300/004 ,  H01M2300/0042 ,  Y02E60/122 ,  Y02T10/7011

摘要： There is provided a non-aqueous electrolytic solution comprising an electrolyte salt, a specific fluorine-containing solvent and a fluorine-containing cyclic carbonate represented by the formula (A1): wherein X1 to X4 are the same or different and each is —H, —F, —CF3, —CHF2, —CH2F, —CF2CF3, —CH2CF3 or —CH2OCH2CF2CF3; at least one of X1 to X4 is —F, —CF3, —CF2CF3, —CH2CF3 or —CH2OCH2CF2CF3, and the non-aqueous electrolytic solution has further excellent noncombustibility and is suitable for lithium secondary batteries.

摘要翻译： 提供一种非水电解液，其包含电解质盐，特定含氟溶剂和由式（A1）表示的含氟环状碳酸酯：其中X1至X4相同或不同，并且各自为-H， -F，-CF 3，-CHF 2，-CH 2 F，-CF 2 CF 3，-CH 2 CF 3或-CH 2 OCH 2 CF 2 CF 3; X 1〜X 4中的至少一个为-F，-CF 3，-CF 2 CF 3，-CH 2 CF 3或-CH 2 OCH 2 CF 2 CF 3，非水电解液具有更好的不燃性，适用于锂二次电池。

公开(公告)号：US20090305144A1

公开(公告)日：2009-12-10

申请号：US12373442

申请日：2007-07-12

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

IPC分类号： H01M6/16

CPC分类号： H01M10/0567 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0025

摘要： There is provided an electrochemical device provided with an electrolytic solution comprising (I) a solvent for dissolving an electrolyte salt comprising (A) a fluorine-containing ether represented by the formula (1): Rf1—O—Rf2 wherein Rf1 and Rf2 are the same or different and each is a fluorine-containing alkyl group having 3 to 6 carbon atoms, (B) a cyclic carbonate, and (C) a chain carbonate being compatible with both of the fluorine-containing ether (A) and the cyclic carbonate (B), and (II) an electrolyte salt, in which the solvent (I) for dissolving an electrolyte salt comprises 30 to 60% by volume of the fluorine-containing ether (A), 3 to 40% by volume of the cyclic carbonate (B) and 10 to 67% by volume of the chain carbonate (C) based on the whole solvent (I), and when the electrochemical device is provided with such an electrolytic solution, no phase separation occurs even at low temperature, flame retardancy and heat resistance are excellent, solubility of an electrolyte salt is high, discharge capacity is large, and charge and discharge cycle characteristics are satisfactory.

摘要翻译： 提供一种具有电解溶液的电化学装置，其包含（I）用于溶解电解质盐的溶剂，其包含（A）由式（1）表示的含氟醚：Rf1-O-Rf2，其中Rf1和Rf2为 相同或不同，分别为具有3〜6个碳原子的含氟烷基，（B）环状碳酸酯，（C）与含氟醚（A）和环状碳酸酯 （B）和（II）电解质盐，其中溶解电解质盐的溶剂（I）含有30〜60体积％的含氟醚（A），3〜40体积％的环状 碳酸酯（B）和基于整个溶剂（I）的链状碳酸酯（C）的10至67体积％，并且当电化学装置设置有这种电解液时，即使在低温下也不发生相分离，火焰 阻燃性和耐热性优异，电解质sal的溶解性 t高，放电容量大，充放电循环特性令人满意。

公开(公告)号：US20110008681A1

公开(公告)日：2011-01-13

申请号：US12677397

申请日：2008-09-12

申请人： Meiten Koh ,  Hitomi Nakazawa ,  Hideo Sakata ,  Michiru Tanaka ,  Akiyoshi Yamauchi ,  Aoi Nakazono

发明人： Meiten Koh ,  Hitomi Nakazawa ,  Hideo Sakata ,  Michiru Tanaka ,  Akiyoshi Yamauchi ,  Aoi Nakazono

IPC分类号： H01M10/05

CPC分类号： H01M10/0525 ,  H01G9/038 ,  H01G11/58 ,  H01G11/60 ,  H01G11/64 ,  H01M6/164 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0025 ,  H01M2300/0034 ,  H01M2300/004 ,  H01M2300/0042 ,  Y02E60/13 ,  Y02T10/7011 ,  Y02T10/7022

摘要： There is provided an electrolytic solution causing no phase separation even at low temperatures, being excellent in flame retardancy and noncombustibility, assuring high solubility of an electrolyte salt, having a high discharge capacity, being excellent in charge-discharge cycle characteristics and being suitable for electrochemical devices such as lithium ion secondary batteries. The electrolytic solution comprises a solvent (I) for dissolving an electrolyte salt comprising a fluorine-containing ether (A) represented by the formula: Rf1—O—Rf2 (Rf1 and Rf2 are the same or different, Rf1 is a fluorine-containing alkyl group having 3 to 6 carbon atoms, Rf2 is a fluorine-containing alkyl group having 2 to 6 carbon atoms), at least one fluorine-containing solvent (B) selected from the group consisting of a fluorine-containing cyclic carbonate (B1) and a fluorine-containing lactone (B2), and at least one non-fluorine-containing carbonate (C) selected from the group consisting of (C1) a non-fluorine-containing cyclic carbonate and (C2) a non-fluorine-containing chain carbonate, and an electrolyte salt (II), and the solvent (I) for dissolving an electrolyte salt comprises 20 to 60% by volume of the fluorine-containing ether (A), 0.5 to 30% by volume of the fluorine-containing solvent (B), and 5 to 40% by volume of the non-fluorine-containing cyclic carbonate (C1) and/or 10 to 74.5% by volume of the non-fluorine-containing chain carbonate (C2) based on the whole solvent (I).

摘要翻译： 提供即使在低温下也不会产生相分离的电解液，阻燃性和不燃性优异，确保电解质盐的高溶解度，具有高放电容量，充放电循环特性优异，适用于电化学 设备如锂离子二次电池。 电解液包含用于溶解包含下式所示的含氟醚（A）的电解质盐的溶剂（I）：Rf1-O-Rf2（Rf1和Rf2相同或不同，Rf1是含氟烷基 具有3至6个碳原子的基团，Rf 2是具有2至6个碳原子的含氟烷基），至少一种选自以下的含氟溶剂（B）：含氟环状碳酸酯（B1）和 含氟内酯（B2）和至少一种选自（C1）非氟类环状碳酸酯和（C2）非氟系链中的非氟碳酸酯（C） 碳酸酯和电解质盐（II），溶解电解质盐的溶剂（I）含有20〜60体积％的含氟醚（A），0.5〜30体积％的含氟溶剂 （B）和5〜40体积％的无氟环状碳酸酯（C1）a nd /或10〜74.5体积％的无氟链状碳酸酯（C2）。

公开(公告)号：US08871384B2

公开(公告)日：2014-10-28

申请号：US12525685

申请日：2008-02-05

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

IPC分类号： H01M6/14 ,  H01M10/0569 ,  H01M10/0567 ,  H01M10/0568 ,  H01M4/131 ,  H01M4/505 ,  H01M4/525 ,  H01M10/052 ,  H01M4/02 ,  H01M10/42

CPC分类号： H01M10/0569 ,  H01M4/131 ,  H01M4/505 ,  H01M4/525 ,  H01M10/052 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/028 ,  H01M2220/20 ,  H01M2300/0034 ,  H01M2300/0037 ,  H01M2300/004 ,  H01M2300/0042 ,  Y02E60/122 ,  Y02T10/7011

摘要： There is provided a non-aqueous electrolytic solution comprising an electrolyte salt, a specific fluorine-containing solvent and a fluorine-containing cyclic carbonate represented by the formula (A1): wherein X1 to X4 are the same or different and each is —H, —F, —CF3, —CHF2, —CH2F, —CF2CF3, —CH2CF3 or —CH2OCH2CF2CF3; at least one of X1 to X4 is —F, —CF3, —CF2CF3, —CH2CF3 or —CH2OCH2CF2CF3, and the non-aqueous electrolytic solution has further excellent noncombustibility and is suitable for lithium secondary batteries.

摘要翻译： 提供一种非水电解液，其包含电解质盐，特定含氟溶剂和由式（A1）表示的含氟环状碳酸酯：其中X1至X4相同或不同，并且各自为-H， -F，-CF 3，-CHF 2，-CH 2 F，-CF 2 CF 3，-CH 2 CF 3或-CH 2 OCH 2 CF 2 CF 3; X 1〜X 4中的至少一个为-F，-CF 3，-CF 2 CF 3，-CH 2 CF 3或-CH 2 OCH 2 CF 2 CF 3，非水电解液具有更好的不燃性，适用于锂二次电池。

公开(公告)号：US08163422B2

公开(公告)日：2012-04-24

申请号：US12373442

申请日：2007-07-12

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Michiru Tanaka ,  Akiyoshi Yamauchi

IPC分类号： H01M6/04

CPC分类号： H01M10/0567 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0025

摘要： There is provided an electrochemical device provided with an electrolytic solution comprising (I) a solvent for dissolving an electrolyte salt comprising (A) a fluorine-containing ether represented by the formula (1): Rf1—O—Rf2 wherein Rf1 and Rf2 are the same or different and each is a fluorine-containing alkyl group having 3 to 6 carbon atoms, (B) a cyclic carbonate, and (C) a chain carbonate being compatible with both of the fluorine-containing ether (A) and the cyclic carbonate (B), and (II) an electrolyte salt, in which the solvent (I) for dissolving an electrolyte salt comprises 30 to 60% by volume of the fluorine-containing ether (A), 3 to 40% by volume of the cyclic carbonate (B) and 10 to 67% by volume of the chain carbonate (C) based on the whole solvent (I), and when the electrochemical device is provided with such an electrolytic solution, no phase separation occurs even at low temperature, flame retardancy and heat resistance are excellent, solubility of an electrolyte salt is high, discharge capacity is large, and charge and discharge cycle characteristics are satisfactory.

摘要翻译： 提供一种具有电解溶液的电化学装置，其包含（I）用于溶解电解质盐的溶剂，其包含（A）由式（1）表示的含氟醚：Rf1-O-Rf2，其中Rf1和Rf2为 相同或不同，分别为具有3〜6个碳原子的含氟烷基，（B）环状碳酸酯，（C）与含氟醚（A）和环状碳酸酯 （B）和（II）电解质盐，其中溶解电解质盐的溶剂（I）含有30〜60体积％的含氟醚（A），3〜40体积％的环状 碳酸酯（B）和基于整个溶剂（I）的链状碳酸酯（C）的10至67体积％，并且当电化学装置设置有这种电解液时，即使在低温下也不发生相分离，火焰 阻燃性和耐热性优异，电解质的溶解性 盐高，放电容量大，充放电循环特性令人满意。

公开(公告)号：US09455474B2

公开(公告)日：2016-09-27

申请号：US14008350

申请日：2012-04-02

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Tomoyo Sanagi ,  Kyouhei Sawaki ,  Akiyoshi Yamauchi ,  Aoi Nakazono ,  Yuki Adachi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Tomoyo Sanagi ,  Kyouhei Sawaki ,  Akiyoshi Yamauchi ,  Aoi Nakazono ,  Yuki Adachi

IPC分类号： H01M10/0567 ,  H01G9/022 ,  H01G11/54 ,  H01M10/0569 ,  H01G9/035 ,  H01M10/0525

CPC分类号： H01M10/0567 ,  H01G9/035 ,  H01G9/038 ,  H01G11/54 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2300/0034 ,  H01M2300/0037 ,  Y02E10/542 ,  Y02E60/122 ,  Y02E60/13

摘要： Provided is an electrolytic solution exhibiting excellent withstand voltage and satisfactory characteristics even at low and high temperatures. The invention is an electrolytic solution that includes a cyclic carbonate (I-1) represented by formula (I-1): (in the formula, R is an alkyl group having two or more carbon atoms, a fluorine-containing alkyl group having two or more carbon atoms, an alkoxy group or a fluorine-containing alkoxy group, in which an oxygen atom may be inserted between carbon atoms); a cyclic carbonate (I-2) different from the cyclic carbonate (I-1); and an electrolyte salt (II)).

公开(公告)号：US20130224606A1

公开(公告)日：2013-08-29

申请号：US13880233

申请日：2011-10-11

申请人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Kyouhei Sawaki ,  Tomoyo Sanagi ,  Akiyoshi Yamauchi ,  Aoi Nakazono ,  Akinori Tani ,  Masahiro Tomita ,  Yuki Adachi

发明人： Meiten Koh ,  Hideo Sakata ,  Hitomi Nakazawa ,  Kyouhei Sawaki ,  Tomoyo Sanagi ,  Akiyoshi Yamauchi ,  Aoi Nakazono ,  Akinori Tani ,  Masahiro Tomita ,  Yuki Adachi

IPC分类号： H01M10/0569 ,  H01G9/035 ,  H01M10/0525

CPC分类号： H01M10/0569 ,  H01G9/035 ,  H01G11/62 ,  H01G11/64 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  Y02E60/122 ,  Y02E60/13 ,  Y02T10/7011 ,  Y02T10/7022

摘要： The present invention directs to a non-aqueous electrolyte solution, including (I) at least one compound selected from the group consisting of fluorinated linear sulfones and fluorinated linear sulfonic acid esters, and (II) an electrolyte salt. Such a non-aqueous electrolyte solution has high oxidation resistance, minimizes its decomposition even when hydrofluoric acid is produced. Also, the solution is less likely to cause, in the case of being used for a secondary cell, swelling of the cell and lowering of the battery performance.

摘要翻译： 本发明涉及非水电解质溶液，其包括（I）至少一种选自氟化线性砜和氟化线性磺酸酯的化合物，和（II）电解质盐。 这种非水电解质溶液具有高抗氧化性，即使在产生氢氟酸时也使其分解最小化。 此外，在用于二次电池的情况下，该溶液不太可能导致电池膨胀并且降低电池性能。

公开(公告)号：US20110123872A1

公开(公告)日：2011-05-26

申请号：US13003286

申请日：2009-07-06

申请人： Meiten Koh ,  Hitomi Nakazawa ,  Hideo Sakata ,  Michiru Kagawa ,  Akiyoshi Yamauchi

发明人： Meiten Koh ,  Hitomi Nakazawa ,  Hideo Sakata ,  Michiru Kagawa ,  Akiyoshi Yamauchi

IPC分类号： H01M10/0564

CPC分类号： H01M10/0569 ,  H01M10/052 ,  H01M10/0568 ,  H01M2300/0025 ,  H01M2300/0034 ,  H01M2300/004 ,  Y02T10/7011

摘要： There is provided a non-aqueous electrolytic solution assuring good solubility of an electrolyte salt and having enough cell characteristics (charge and discharge cycle characteristic, discharge capacity, and the like), and the non-aqueous electrolytic solution comprises a solvent for dissolving an electrolyte salt comprising (A) at least one fluorine-containing solvent selected from the group consisting of fluorine-containing ethers and fluorine-containing carbonates, (B) a non-fluorine-containing cyclic carbonate and (C) a chain ester represented by the formula (C): R1COOR2, wherein R1 is an alkyl group having 2 to 4 carbon atoms; R2 is an alkyl group having 1 to 4 carbon atoms or a fluorine-containing alkyl group having 1 to 4 carbon atoms, and (II) an electrolyte salt.

摘要翻译： 提供了一种确保电解质盐的良好溶解性并具有足够的电池特性（充放电循环特性，放电容量等）的非水电解液，非水电解液包含溶解电解质的溶剂 盐，其包含（A）至少一种选自含氟醚和含氟碳酸酯的含氟溶剂，（B）非含氟环状碳酸酯和（C）由式 （C）：R1COOR2，其中R1是具有2至4个碳原子的烷基; R2是碳原子数1〜4的烷基或碳原子数1〜4的含氟烷基，（II）电解质盐。