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1. 发明申请

US20170040612A1 BINDER FOR LITHIUM CELL 审中-公开
标题翻译：锂电池的粘合剂
公开(公告)号：US20170040612A1
公开(公告)日：2017-02-09
申请号：US15305521
申请日：2015-04-21
申请人： WAKO PURE CHEMICAL INDUSTRIES, LTD. , TOKYO UNIVERSITY OF SCIENCE FOUNDATION
发明人： Shinichi Komaba , Kiyofumi Yamagiwa , Shoko Aoki , Kuniaki Okamoto , Takahiro Kiyosu , Yasuyoshi Mori , Takatoshi Matsuura , Michihiko Sato
IPC分类号： H01M4/62 , H01M10/0525 , H01M4/38 , H01M4/134 , H01M4/587
CPC分类号： H01M4/622 , C08F220/06 , C08F220/18 , C08F220/56 , H01M4/134 , H01M4/36 , H01M4/38 , H01M4/386 , H01M4/587 , H01M4/62 , H01M10/0525 , C08F220/20 , C08F216/125 , C08F220/54 , C08F2220/286 , C08F2220/1841 , C08F220/24
摘要： It is an object of the present invention to provide an electrode having superior charge-discharge capacity, even in the case of using an active material containing silicon.The present invention relates to “a binder for a lithium cell comprises a polymer having a monomer unit derived from acrylic acid, and 1 to 2 kinds of monomer units derived from the compound shown by the general formula (I), the general formula (II), or the general formula (III), as constituents, and cross-linked by a cross-linking agent selected from the compounds described by the following general formulae [1] to [13], and the polymer described by the following general formula [14]”, “a composition for producing an electrode of a lithium cell comprising 1) an active material containing silicon, 2) a conductive assistant, and 3) the above-described binder for a cell”, and “an electrode for a lithium cell having 1) an active material containing silicon, 2) a conductive assistant, 3) the above-described binder for a cell, and (4) a current collector”.
摘要翻译：本发明涉及“锂电池用粘合剂”，其具有来自丙烯酸的单体单元的聚合物和由通式（I），通式（II）表示的化合物衍生的1〜2种单体单元，）或通式（III）作为组分，并且通过选自以下通式[1]至[13]所述的化合物的交联剂交联，并且由以下通式 [14]“，”锂电池电极的制造用组合物，其包含1）含有硅的活性物质，2）导电助剂，以及3）上述电池用粘合剂“，” 锂电池，其具有1）含硅的活性物质，2）导电助剂，3）上述电池用粘结剂，（4）集电体。

2. 发明授权

US10044040B2 Binder for lithium cell, composition for producing electrode, and electrode 有权
公开(公告)号：US10044040B2
公开(公告)日：2018-08-07
申请号：US14438481
申请日：2013-10-25
申请人： WAKO PURE CHEMICAL INDUSTRIES, LTD. , Tokyo University of Science Foundation
发明人： Shinichi Komaba , Naoaki Yabuuchi , Zhen-Ji Han , Takeo Sasaki , Shota Hashimoto , Kuniaki Okamoto , Tsuneaki Maesawa
IPC分类号： C08F122/00 , C08G18/00 , H01M4/62 , C08G59/40 , C08L63/00 , H01M4/134 , H01M4/38 , C08G18/02 , C08F122/02 , H01M10/0525 , C08L33/02 , C08L79/00 , H01M10/052 , C08K5/00 , H01M4/02
摘要： It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.The present invention relates to “a binder for a lithium cell, the binder comprising polyacrylic acid cross-liked by a cross-linking agent selected from the compounds described in the general formulae [1] to [13] and the polymer described in the general formula [14] (provided that the one which includes a functional group-containing vinylidene fluoride-based polymer is excluded)”; a “composition for producing an electrode of a lithium cell, the composition comprising 1) an active material containing silicon, 2) a conductive assistant and 3) a cross-linked-type polyacrylic acid (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”; and an “electrode for a lithium cell, the electrode comprising 1) an active material containing silicon, 2) a conductive assistant, 3) a cross-linked-type polyacrylic acid, and 4) a current collector (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”.

3. 发明申请

US20180138508A1 BINDER FOR LITHIUM CELL, COMPOSITION FOR PRODUCING ELECTRODE, AND ELECTRODE 审中-公开
公开(公告)号：US20180138508A1
公开(公告)日：2018-05-17
申请号：US15819452
申请日：2017-11-21
申请人： WAKO PURE CHEMICAL INDUSTRIES,LTD. , TOKYO UNIVERSITY OF SCIENCE FOUNDATION
发明人： Shinichi Komaba , Naoaki Yabuuchi , Zhen-ji Han , Takeo Sasaki , Shota Hashimoto , Kuniaki Okamoto , Tsuneaki Maesawa
IPC分类号： H01M4/62 , C08F220/06 , C08F222/10 , C08G18/02 , C08G59/40 , C08F122/02 , H01M4/38 , H01M4/134 , H01M10/0525 , C08L63/00 , C08K5/00 , C08L33/02 , C08L79/00 , H01M10/052 , H01M4/02
CPC分类号： H01M4/622 , C08F122/02 , C08G18/025 , C08G59/40 , C08K5/0025 , C08L33/02 , C08L63/00 , C08L79/00 , H01M4/134 , H01M4/386 , H01M4/625 , H01M10/052 , H01M10/0525 , H01M2004/027 , H01M2220/20 , C08F220/06 , C08F222/1006
摘要： It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.The present invention relates to “a binder for a lithium cell, the binder comprising polyacrylic acid cross-linked by a cross-linking agent selected from the compounds described in the general formulae [1] to [13] and the polymer described in the general formula [14] (provided that the one which includes a functional group-containing vinylidene fluoride-based polymer is excluded)”; a “composition for producing an electrode of a lithium cell, the composition comprising 1) an active material containing silicon, 2) a conductive assistant and 3) a cross-linked-type polyacrylic acid (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”; and an “electrode for a lithium cell, the electrode comprising 1) an active material containing silicon, 2) a conductive assistant, 3) a cross-linked-type polyacrylic acid, and 4) a current collector (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”.

4. 发明申请

US20150287993A1 BINDER FOR LITHIUM CELL, COMPOSITION FOR PRODUCING ELECTRODE, AND ELECTRODE 审中-公开
标题翻译：用于锂电池的粘合剂，用于生产电极的组合物和电极
公开(公告)号：US20150287993A1
公开(公告)日：2015-10-08
申请号：US14438481
申请日：2013-10-25
申请人： WAKO PURE CHEMICAL INDUSTRIES, LTD. , TOKYO UNIVERSITY OF SCIENCE FOUNDATION
发明人： Shinichi Komaba , Naoaki Yabuuchi , Zhen-Ji Han , Takeo Sasaki , Shota Hashimoto , Kuniaki Okamoto , Tsuneaki Maesawa
IPC分类号： H01M4/62 , H01M4/38 , H01M10/0525 , C08F122/02
CPC分类号： H01M4/622 , C08F122/02 , C08G18/025 , C08G59/40 , C08K5/0025 , C08L33/02 , C08L63/00 , C08L79/00 , H01M4/134 , H01M4/386 , H01M4/625 , H01M10/052 , H01M10/0525 , H01M2004/027 , H01M2220/20 , C08F220/06 , C08F222/1006
摘要： It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.The present invention relates to “a binder for a lithium cell, the binder comprising polyacrylic acid cross-liked by a cross-linking agent selected from the compounds described in the general formulae [1] to [13] and the polymer described in the general formula [14] (provided that the one which includes a functional group-containing vinylidene fluoride-based polymer is excluded)”; a “composition for producing an electrode of a lithium cell, the composition comprising 1) an active material containing silicon, 2) a conductive assistant and 3) a cross-linked-type polyacrylic acid (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”; and an “electrode for a lithium cell, the electrode comprising 1) an active material containing silicon, 2) a conductive assistant, 3) a cross-linked-type polyacrylic acid, and 4) a current collector (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”.
摘要翻译：本发明的目的是提供一种即使在使用包括硅的活性材料的情况下，也能够保持优异的电极保持性而不破坏电极结构的电极。本发明涉及“用于锂电池的粘合剂，所述粘合剂包含由选自通式[1]至[13]所述的化合物的交联剂交联的聚丙烯酸和通式式[14]（条件是不包括含有含官能团的偏二氟乙烯系聚合物的物质）“; “锂电池电极的制造用组合物”，该组合物含有1）含有硅的活性物质，2）导电助剂，3）交联型聚丙烯酸（含有含官能团的聚合物偏氟乙烯基聚合物除外）“; 和“锂电池用电极”，该电极包含1）含有硅的活性物质，2）导电助剂，3）交联型聚丙烯酸，4）集电体（设置为含有不含官能团的偏氟乙烯类聚合物）“。

5. 发明申请

US20150244028A1 NONAQUEOUS SECONDARY CELL, AND FIRE-RETARDANT AGENT AND ADDITIVE FOR NONAQUEOUS SECONDARY CELL 审中-公开
标题翻译：非质子二次电池，非阻燃二次电池及消防剂
公开(公告)号：US20150244028A1
公开(公告)日：2015-08-27
申请号：US14429708
申请日：2013-09-19
申请人： SHARP KABUSHIKI KAISHA , WAKO PURE CHEMICAL INDUSTRIES, LTD.
发明人： Hisayuki Utsumi , Takehito Mitate , Naoto Nishimura , Takahiro Kiyosu , Kuniaki Okamoto , Tsutomu Watahiki
IPC分类号： H01M10/0567 , H01M10/0569
CPC分类号： H01M10/0567 , H01M10/052 , H01M10/0569 , H01M10/4235 , H01M2300/0025 , H01M2300/0028
摘要： A nonaqueous secondary cell comprising a positive electrode, a negative electrode, and a nonaqueous electrolytic solution, wherein the nonaqueous electrolytic solution contains at least a cyclic nitrogen-containing compound represented by the following general formula (1): wherein R1 is selected from a halogen atom, a lower alkyl group, a lower alkenyl group, a lower alkoxy group, a lower alkoxycarbonyl group, a lower alkylcarbonyl group and an aryl group, and R2 is selected from a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkenyl group, a lower alkoxy group, a lower alkoxycarbonyl group, a lower alkylcarbonyl group and an aryl group; or R1 and R2 are bonded together and are selected from a ring structure containing any of a methylene group, a vinylene group and a divalent linking group containing a hetero atom.
摘要翻译：一种非水系二次电池，其包含正极，负极和非水电解液，其中所述非水电解液至少含有由以下通式（1）表示的环状含氮化合物：其中R1选自卤素原子，低级烷基，低级烯基，低级烷氧基，低级烷氧基羰基，低级烷基羰基和芳基，R2选自氢原子，卤素原子，低级烷基，低级烷基低级烯基，低级烷氧基，低级烷氧基羰基，低级烷基羰基和芳基; 或R 1和R 2结合在一起，并且选自含有亚甲基，亚乙烯基和含有杂原子的二价连接基团的环结构。

6. 发明授权

US08969591B2 Method for producing cyclic sulfonic acid ester and intermediate thereof 有权
标题翻译：环状磺酸酯及其中间体的制备方法
公开(公告)号：US08969591B2
公开(公告)日：2015-03-03
申请号：US14163682
申请日：2014-01-24
申请人： Wako Pure Chemical Industries, Ltd.
发明人： Ayako Kuramoto , Kuniaki Okamoto , Tsutomu Watahiki , Motoshige Sumino
IPC分类号： C07D327/10 , C07D327/04
CPC分类号： C07D327/04 , C07D327/10
摘要： The present invention is directed to provide an efficient production method which is capable of not only obtaining a cyclic sulfonic acid ester (sultone) at low cost and in high yield, but also the sulfonic acid ester (sultone) stably even in a commercial scale. The present invention relates to a method for producing hydroxysultone comprising a first step where a diol having a specified structure and a thionyl halide are reacted to obtain a cyclic sulfite having a specified structure, and a second step where the cyclic sulfite is reacted with water or/and alcohol; a method for producing an unsaturated sultone having a specified structure comprising a third step where a hydroxylsultone having a specified structure is reacted with an acid halide or an acid anhydride to obtain an intermediate, subsequently the intermediate is treated with a base; as well as a cyclic sulfite having a specified structure.
摘要翻译：本发明的目的在于提供一种能够以低成本，高收率地获得环状磺酸酯（磺内酯），而且能够以工业规模稳定地获得磺酸酯（磺内酯）的有效的制造方法。本发明涉及一种生产羟基培养基的方法，包括第一步骤，其中具有特定结构的二醇和亚硫酰卤反应得到具有特定结构的环状亚硫酸盐，第二步是将环状亚硫酸盐与水或 /和酒精; 一种具有特定结构的不饱和磺内酯的制造方法，其特征在于，具有将具有规定结构的羟基磺内酯与酰卤或酸酐反应得到中间体的第3工序，接着用碱处理中间体; 以及具有特定结构的环状亚硫酸盐。

7. 发明申请

US20150364792A1 ELECTROLYTE SOLUTION FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE 审中-公开
标题翻译：电化学装置的电解质溶液和电化学装置
公开(公告)号：US20150364792A1
公开(公告)日：2015-12-17
申请号：US14762578
申请日：2014-01-22
申请人： WAKO PURE CHEMICAL INDUSTRIES, LTD.
发明人： Tsutomu Watahiki , Takahiro Kiyosu , Kazuhiko Sato , Goro Mori , Kuniaki Okamoto
IPC分类号： H01M10/0566 , H01M10/054 , H01M10/0568 , H01M10/0569
CPC分类号： H01M10/0566 , H01M10/054 , H01M10/0568 , H01M10/0569 , H01M2300/0028
摘要： It is an object of the present invention to provide an electrochemical device having an electrolytic solution having high current density, as well as high safety, where dissolution and deposition of magnesium progress repeatedly and stably. Furthermore, the present invention relates to an electrolytic solution for an electrochemical device, comprising (1) a supporting electrolyte comprising a magnesium salt, and (2) at least one or more kinds of the compound represented by following general formula (I) (wherein n represents an integer of 0 to 6, and n pieces of R1 and n pieces of R2 each independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or a halogenoalkyl group having 1 to 6 carbon atoms. A1 and A2 each independently represent —C(═O)—R3, —O—R5, —N(R4)—R3, —S—R3, —C(═O)—OR3, —O—C(═O)—R3, —C(═O)—N(R4)—R3, —N(R4)—C(═O)—R3, —SO2—R3, —N(R4)—SO2—R3, —O—B(OR5)2, —O—P(═O)(OR5)2, —CN, a monocyclic heterocyclic group, a group derived from cyclic acetal, a group derived from a cyclic carbonate ester, a group derived from a cyclic carboxylate ester).
摘要翻译：本发明的目的是提供一种具有高电流密度的电解液以及高安全性的电化学装置，其中镁的溶解和沉积反复稳定地进行。此外，本发明涉及一种电化学装置用电解液，其特征在于，包括：（1）包含镁盐的支持电解质，和（2）至少一种以上通式（I）表示的化合物（其中， n表示0〜6的整数，n个R 1和n各自独立地表示氢原子，碳原子数1〜6的烷基或碳原子数1〜6的卤代烷基，A1和A2 各自独立地表示-C（= O）-R3，-O-R5，-N（R4）-R3，-S-R3，-C（= O）-OR3，-O-C（= O）-R3， -C（= O）-N（R4）-R3，-N（R4）-C（= O）-R3，-SO2-R3，-N（R4）-SO2-R3，-O-B（OR5） 2，-O-P（= O）（OR 5）2，-CN，单环杂环基，衍生自环状缩醛的基团，衍生自环状碳酸酯的基团，衍生自环状羧酸酯的基团）。

8. 发明授权

US10439252B2 Electrolyte solution for electrochemical device, and electrochemical device 有权
公开(公告)号：US10439252B2
公开(公告)日：2019-10-08
申请号：US14762578
申请日：2014-01-22
申请人： WAKO PURE CHEMICAL INDUSTRIES, LTD.
发明人： Tsutomu Watahiki , Takahiro Kiyosu , Kazuhiko Sato , Goro Mori , Kuniaki Okamoto
IPC分类号： H01M10/0566 , H01M10/0569 , H01M10/054 , H01M10/0568
摘要： It is an object of the present invention to provide an electrochemical device having an electrolytic solution having high current density, as well as high safety, where dissolution and deposition of magnesium progress repeatedly and stably. Furthermore, the present invention relates to an electrolytic solution for an electrochemical device, comprising (1) a supporting electrolyte comprising a magnesium salt, and (2) at least one or more kinds of the compound represented by following general formula (I) (wherein n represents an integer of 0 to 6, and n pieces of R1 and n pieces of R2 each independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or a halogenoalkyl group having 1 to 6 carbon atoms. A1 and A2 each independently represent —C(═O)—R3, —O—R5, —N(R4)—R3, —S—R3, —C(═O)—OR3, —O—C(═O)—R3, —C(═O)—N(R4)—R3, —N(R4)—C(═O)—R3, —SO2—R3, —N(R4)—SO2—R3, —O—B(OR5)2, —O—P(═O)(OR5)2, —CN, a monocyclic heterocyclic group, a group derived from cyclic acetal, a group derived from a cyclic carbonate ester, a group derived from a cyclic carboxylate ester).

9. 发明授权

US10862127B2 Binder for lithium cell, composition for producing electrode, and electrode 有权
公开(公告)号：US10862127B2
公开(公告)日：2020-12-08
申请号：US15819452
申请日：2017-11-21
申请人： FUJIFILM WAKO PURE CHEMICAL CORPORATION , TOKYO UNIVERSITY OF SCIENCE FOUNDATION
发明人： Shinichi Komaba , Naoaki Yabuuchi , Zhen-ji Han , Takeo Sasaki , Shota Hashimoto , Kuniaki Okamoto , Tsuneaki Maesawa
IPC分类号： H01M4/62 , C08G59/40 , C08L63/00 , H01M4/134 , H01M4/38 , C08G18/02 , H01B1/12 , C08F122/02 , H01M10/0525 , C08L33/02 , C08L79/00 , H01M10/052 , C08K5/00 , H01M4/02
摘要： It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.The present invention relates to “a binder for a lithium cell, the binder comprising polyacrylic acid cross-linked by a cross-linking agent selected from the compounds described in the general formulae [1] to [13] and the polymer described in the general formula [14] (provided that the one which includes a functional group-containing vinylidene fluoride-based polymer is excluded)”; a “composition for producing an electrode of a lithium cell, the composition comprising 1) an active material containing silicon, 2) a conductive assistant and 3) a cross-linked-type polyacrylic acid (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”; and an “electrode for a lithium cell, the electrode comprising 1) an active material containing silicon, 2) a conductive assistant, 3) a cross-linked-type polyacrylic acid, and 4) a current collector (provided that the one containing a functional group-containing vinylidene fluoride-based polymer is excluded)”.

10. 发明授权

US10854881B2 Binder for lithium cell 有权
公开(公告)号：US10854881B2
公开(公告)日：2020-12-01
申请号：US15305521
申请日：2015-04-21
申请人： FUJIFILM WAKO PURE CHEMICAL CORPORATION , TOKYO UNIVERSITY OF SCIENCE FOUNDATION
发明人： Shinichi Komaba , Kiyofumi Yamagiwa , Shoko Aoki , Kuniaki Okamoto , Takahiro Kiyosu , Yasuyoshi Mori , Takatoshi Matsuura , Michihiko Sato
IPC分类号： H01M4/62 , H01M4/134 , H01M4/587 , C08F220/56 , H01M4/36 , H01M4/38 , C08F220/18 , C08F220/06 , H01M10/0525
摘要： It is an object of the present invention to provide an electrode having superior charge-discharge capacity, even in the case of using an active material containing silicon.The present invention relates to “a binder for a lithium cell comprises a polymer having a monomer unit derived from acrylic acid, and 1 to 2 kinds of monomer units derived from the compound shown by the general formula (I), the general formula (II), or the general formula (III), as constituents, and cross-linked by a cross-linking agent selected from the compounds described by the following general formulae [1] to [13], and the polymer described by the following general formula [14]”, “a composition for producing an electrode of a lithium cell comprising 1) an active material containing silicon, 2) a conductive assistant, and 3) the above-described binder for a cell”, and “an electrode for a lithium cell having 1) an active material containing silicon, 2) a conductive assistant, 3) the above-described binder for a cell, and (4) a current collector”.

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