公开(公告)号：US08722255B2

公开(公告)日：2014-05-13

申请号：US13430791

申请日：2012-03-27

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

IPC: H01M6/16

CPC classification number: H01M10/0525 ,  H01M4/131 ,  H01M4/133 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M4/661 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2300/0025 ,  H01M2300/0091

Abstract: A non-aqueous electrolytic solution is advantageously used in preparation of a lithium secondary battery excellent in cycle characteristics. In the non-aqueous electrolytic solution for a lithium secondary battery, an electrolyte salt is dissolved in a non-aqueous solvent. The non-aqueous electrolytic solution further contains a vinylene carbonate compound in an amount of 0.01 to 10 wt. %, and an alkyne compound in an amount of 0.01 to 10 wt. %.

Abstract translation: 非水电解液有利地用于制备循环特性优异的锂二次电池。 在锂二次电池用非水电解液中，将电解质盐溶解在非水溶剂中。 非水电解液还含有碳酸亚乙烯酯化合物，其量为0.01〜10重量％。 ％，炔化合物的量为0.01〜10重量％。 ％。

公开(公告)号：US08512897B2

公开(公告)日：2013-08-20

申请号：US12740122

申请日：2008-10-24

Applicant: Koji Abe ,  Kazuhiro Miyoshi

Inventor： Koji Abe ,  Kazuhiro Miyoshi

IPC: H01M6/14

CPC classification number: H01M10/0567 ,  C07C309/65 ,  C07C309/66 ,  H01M4/131 ,  H01M4/133 ,  H01M10/0525 ,  H01M2300/004 ,  Y02T10/7011

Abstract: Provided are (1) a novel phenyl sulfonate compound, (2) a nonaqueous electrolytic solution comprising an electrolyte salt dissolved in a nonaqueous solvent and containing a phenyl sulfonate compound of the following general formula (II) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution, and (3) a lithium battery containing the nonaqueous electrolytic solution and excellent in low-temperature cycle property. (wherein X1 to X5 each independently represents a fluorine atom or a hydrogen atom, and from one to four of these are fluorine atoms; R2 represents a linear or branched alkyl group having from 1 to 6 carbon atoms, a linear or branched alkyl group having from 1 to 6 carbon atoms in which at least one hydrogen atom is substituted with a halogen atom, or an aryl group having from 6 to 9 carbon atoms).

Abstract translation: 提供了（1）一种新的苯基磺酸盐化合物，（2）一种非水电解液，其包含溶解在非水溶剂中的电解质盐，并含有0.01至10％的下列通式（II）的苯基磺酸盐化合物： 的非水电解液，（3）含有非水电解液的锂电池，低温循环性优异。 （其中X1至X5各自独立地表示氟原子或氢原子，并且其中1至4个为氟原子; R2表示具有1至6个碳原子的直链或支链烷基，直链或支链烷基具有 1至6个碳原子，其中至少一个氢原子被卤素原子取代，或具有6至9个碳原子的芳基）。

公开(公告)号：US20110045361A1

公开(公告)日：2011-02-24

申请号：US12935691

申请日：2009-03-18

Applicant: Koji Abe ,  Kazuhiro Miyoshi

Inventor： Koji Abe ,  Kazuhiro Miyoshi

IPC: H01M10/0564

CPC classification number: H01M10/0568 ,  H01M10/0569

Abstract: A nonaqueous electrolytic solution for lithium battery comprises an electrolyte salt dissolved in a nonaqueous solvent and contains a carboxylate compound represented by the following general formula (I) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution. (In the formula R1 and R2 each independently represent a hydrogen atom, or an alkyl group having from 1 to 6 carbon atoms; R3 represents a hydrogen atom, a methyl group, or a group —CH2CO2CR1R2C≡CH (R1 and R2 have the same meaning as above) .) A lithium battery uses the nonaqueous electrolytic solution having excellent cycle property and storage property.

Abstract translation: 用于锂电池的非水电解液包含溶解在非水溶剂中的电解质盐，并且含有由以下通式（I）表示的羧酸盐化合物，其量为非水电解液的0.01至10质量％。 （式中，R 1和R 2各自独立地表示氢原子或碳原子数1〜6的烷基，R 3表示氢原子，甲基或基团-CH 2 CO 2 CR 1 R 2C≡CH（R 1和R 2相同 如上所述）。锂电池使用具有优异的循环性能和储存性能的非水电解液。

公开(公告)号：US20100255384A1

公开(公告)日：2010-10-07

申请号：US12801631

申请日：2010-06-17

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Yasufumi Takahashi ,  Hiroyuki Fujimoto ,  Akira Kinoshita ,  Shingo Tode ,  Ikuro Nakane ,  Shin Fujitani

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Yasufumi Takahashi ,  Hiroyuki Fujimoto ,  Akira Kinoshita ,  Shingo Tode ,  Ikuro Nakane ,  Shin Fujitani

IPC: H01M10/0564

CPC classification number: H01M10/0525 ,  H01M4/131 ,  H01M4/485 ,  H01M4/525 ,  H01M4/587 ,  H01M10/0567 ,  H01M10/0569 ,  H01M2010/4292 ,  H01M2300/0025

Abstract: A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode containing lithium cobalt oxide as a main component of the positive active material and a nonaqueous electrolyte solution, the battery being characterized in that the lithium cobalt oxide contains a group IVA element selected from the group consisting of Ti, Zr and Hf and a group IIA element of the periodic table, the nonaqueous electrolyte solution contains 0.2-1.5% by weight of a sulfonyl-containing compound and preferably further contains 0.5-4% by weight of vinylene carbonate.

Abstract translation: 包含含有作为负极活性物质的石墨材料的负极，含有钴酸锂作为正极活性物质的主要成分的正极和非水电解液的非水电解质二次电池，其特征在于，所述锂钴 氧化物含有选自Ti，Zr和Hf的IVA族元素和周期表的IIA族元素，非水电解质溶液含有0.2-1.5重量％的含磺酰基化合物，优选还含有0.5- 4重量％的碳酸亚乙烯酯。

公开(公告)号：US20100092872A1

公开(公告)日：2010-04-15

申请号：US12596300

申请日：2008-04-15

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Yoshihiro Ushigoe ,  Manabu Takase ,  Kazuyuki Kawabe

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Yoshihiro Ushigoe ,  Manabu Takase ,  Kazuyuki Kawabe

IPC: H01M10/0564

CPC classification number: C07C317/08 ,  C07C317/18 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0569 ,  H01M10/4235 ,  Y02T10/7011

Abstract: The present invention provides (1) a sulfone compounds having a propargyl group, (2) a nonaqueous electrolytic solution for lithium secondary batteries, which comprises an electrolyte salt dissolved in a nonaqueous solvent and contains a sulfone compound having a specific structure that has an SO2 group with a propargyl group or a vinyl group bonding thereto, in an amount of from 0.01 to 10% by weight of the nonaqueous electrolytic solution, and which can prevent gas generation and is excellent in battery characteristics such as cycle property and the like, and (3) a lithium secondary battery comprising a positive electrode, a negative electrode and a nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, wherein the nonaqueous electrolytic solution contains a sulfone compound having a specific structure, in an amount of from 0.01 to 10% by weight of the nonaqueous electrolytic solution.

Abstract translation: 本发明提供（1）具有炔丙基的砜化合物，（2）锂二次电池用非水电解液，其包含溶解在非水溶剂中的电解质盐，并含有具有SO 2的特定结构的砜化合物 与非水电解液的重量比为0.01〜10重量％的炔丙基或与其结合的乙烯基，能够防止气体产生，并且电池特性如循环特性等优异， （3）一种锂二次电池，其包含正极，负极和溶解在非水溶剂中的电解质盐的非水电解液，其中所述非水电解液含有特定结构的砜化合物，其量为0.01 至10重量％的非水电解液。

公开(公告)号：US20070172730A1

公开(公告)日：2007-07-26

申请号：US11656486

申请日：2007-01-23

Applicant: Masato Iwanaga ,  Yukihiro Oki ,  Koji Abe ,  Kazuhiro Miyoshi

Inventor： Masato Iwanaga ,  Yukihiro Oki ,  Koji Abe ,  Kazuhiro Miyoshi

IPC: H01M10/40 ,  H01M4/50 ,  H01M4/52

CPC classification number: H01M10/0567 ,  H01M4/131 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0569 ,  H01M2300/004

Abstract: A nonaqueous electrolyte secondary battery of the invention has a positive electrode having a positive electrode active material, a negative electrode, and a nonaqueous electrolyte having electrolyte salt in a nonaqueous solvent. The electric potential of the positive electrode active material is 4.4 to 4.6 V relative to lithium, and the nonaqueous electrolyte contains a compound expressed by structural formula (I) below. The quantity of compound added is preferably 0.1% to 2% by mass. Also, the positive electrode active material preferably comprises a mixture of a lithium-cobalt composite oxide which is LiCoO2 containing at least both zirconium and magnesium and a lithium-manganese-nickel composite oxide that has a layer structure and contains at least both manganese and nickel. Thanks to such structure, a nonaqueous electrolyte secondary battery can be provided that is charged to charging termination potential of 4.4 to 4.6 V relative to lithium and that has enhanced overcharging safety.[Chemical Formula 1]

Abstract translation: 本发明的非水电解质二次电池具有正极，具有正极活性物质，负极和非水电解质，在非水溶剂中具有电解质盐。 正极活性物质的电位相对于锂为4.4〜4.6V，非水电解质含有下述结构式（I）表示的化合物。 化合物的添加量优选为0.1质量％〜2质量％。 此外，正极活性物质优选含有至少含有锆和镁两者的LiCoO 2 2的锂 - 钴复合氧化物和具有层结构的锂 - 锰 - 镍复合氧化物的混合物 并且至少含有锰和镍。 由于这样的结构，可以提供非水电解质二次电池，其相对于锂充电至4.4至4.6V的充电终止电位，并且具有增强的过充电安全性。 [化学式1]

公开(公告)号：US09240614B2

公开(公告)日：2016-01-19

申请号：US13701193

申请日：2011-06-03

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Shoji Shikita ,  Kei Shimamoto

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Shoji Shikita ,  Kei Shimamoto

IPC: H01M10/0567 ,  H01G11/58 ,  H01M10/0569 ,  H01M10/052 ,  H01M10/0566

CPC classification number: H01M10/0567 ,  H01G11/58 ,  H01M10/052 ,  H01M10/0566 ,  H01M10/0569 ,  H01M2300/0025 ,  Y02E60/122 ,  Y02E60/13 ,  Y02T10/7011 ,  Y02T10/7022

Abstract: The present invention provides a nonaqueous electrolytic solution which can improve the electrochemical characteristics in a broad temperature range, an electrochemical element produced by using the same and a sulfonic ester compound having a branched structure which is used for the same.The present invention relates to a nonaqueous electrolytic solution prepared by dissolving an electrolyte salt in a nonaqueous solvent, which comprises a sulfonic ester compound represented by the following Formula (I) in an amount of 0.001 to 5% by mass of the nonaqueous electrolytic solution: (wherein R represents an alkyl group or an aryl group; A represents a >CH group or a >SiZ group (Z represents an alkyl group or an aryl group); X represents an alkyl group, a cycloalkyl group or an aryl group; Y represents a cycloalkyl group, a -L1CHRaOSO2Rb group or a —Si(Rc)(Rd)OSO2Rb group; W represents 1 or 2; Ra represents an alkyl group; Rb, Rc and Rd represent an alkyl group or an aryl group; L1 represents an alkylene group in which at least one hydrogen atom may be substituted with —OSO2Re (Re has the same meaning as that of R), a divalent linkage group containing at least one ether bond or a single bond).

Abstract translation: 本发明提供一种可以提高宽温度范围内的电化学特性的非水电解液，使用该电解质的电化学元件和具有分支结构的磺酸酯化合物。 本发明涉及通过将电解质盐溶解在非水溶剂中而制备的非水电解液，该非水溶剂包含以下式（I）表示的磺酸酯化合物：非水电解液的0.001〜5质量％ （其中R表示烷基或芳基; A表示> CH基或> SiZ基（Z表示烷基或芳基）; X表示烷基，环烷基或芳基; Y 表示环烷基，-L1CHRaOSO2Rb基或-Si（Rc）（Rd）OSO2Rb基; W表示1或2; Ra表示烷基; Rb，Rc和Rd表示烷基或芳基; L1表示 其中至少一个氢原子可以被-OSO 2 Re取代的亚烷基（Re具有与R相同的含义），含有至少一个醚键或单键的二价连接基团）。

公开(公告)号：US08568932B2

公开(公告)日：2013-10-29

申请号：US12064181

申请日：2006-08-10

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Chisen Hashimoto ,  Masahide Kondo

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Chisen Hashimoto ,  Masahide Kondo

IPC: H01M6/16

CPC classification number: H01M10/0525 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0025 ,  H01M2300/0037 ,  H01M2300/004 ,  H01M2300/0042

Abstract: The present invention provides a nonaqueous electrolytic solution in which an electrolyte salt is dissolved in a nonaqueous solvent, containing 0.01% to 30% by weight of a 1,2-cyclohexanediol derivative having a specific structure; and a lithium secondary battery using the nonaqueous electrolytic solution. The lithium secondary battery exhibits excellent battery characteristics such as electrical capacity, cycle property, and storage property and can maintain excellent long-term battery performance.

Abstract translation: 本发明提供一种非水电解液，其中电解质盐溶解在非水溶剂中，其含有0.01重量％至30重量％的具有特定结构的1,2-环己二醇衍生物; 以及使用非水电解液的锂二次电池。 锂二次电池具有优异的电池特性，例如电容，循环特性和存储性能，并且可以保持优异的长期电池性能。

公开(公告)号：US20120183864A1

公开(公告)日：2012-07-19

申请号：US13430791

申请日：2012-03-27

Applicant: Koji ABE ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

Inventor： Koji ABE ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

IPC: H01M10/056

CPC classification number: H01M10/0525 ,  H01M4/131 ,  H01M4/133 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M4/661 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2300/0025 ,  H01M2300/0091

Abstract: A non-aqueous electrolytic solution is advantageously used in preparation of a lithium secondary battery excellent in cycle characteristics. In the non-aqueous electrolytic solution for a lithium secondary battery, an electrolyte salt is dissolved in a non-aqueous solvent. The non-aqueous electrolytic solution further contains a vinylene carbonate compound in an amount of 0.01 to 10 wt. %, and an alkyne compound in an amount of 0.01 to 10 wt. %.

Abstract translation: 非水电解液有利地用于制备循环特性优异的锂二次电池。 在锂二次电池用非水电解液中，将电解质盐溶解在非水溶剂中。 非水电解液还含有碳酸亚乙烯酯化合物，其量为0.01〜10重量％。 ％，炔化合物的量为0.01〜10重量％。 ％。

公开(公告)号：US08124273B2

公开(公告)日：2012-02-28

申请号：US12064337

申请日：2006-08-11

Applicant: Koji Abe ,  Kazuhiro Miyoshi ,  Masahide Kondo ,  Manabu Takase

Inventor： Koji Abe ,  Kazuhiro Miyoshi ,  Masahide Kondo ,  Manabu Takase

IPC: H01M4/36

CPC classification number: H01M10/0525 ,  H01M10/0567 ,  H01M10/0569 ,  H01M2300/004

Abstract: The present invention provides a nonaqueous electrolytic solution exhibiting excellent electrical capacity, long-term cycle property, and storage property in a charged state; and a lithium secondary battery using the nonaqueous electrolytic solution.The nonaqueous electrolytic solution in which an electrolyte salt is dissolved in a nonaqueous solvent, comprises 0.001% to 5% by weight of a tin compound represented by the following general formula (I) and/or (II), on the basis of the weight of the nonaqueous electrolytic solution: R1R2R3Sn-MR4R5R6  (I) where R1 to R3 each represent a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, or an aryloxy group; R4 to R6 each represent a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an alkynyl group, or an aryl group; M represents Si or Ge; and SnX2  (II) where X represents β-diketonate.

Abstract translation: 本发明提供一种在充电状态下显示出优异的电容，长期循环性能和储存性能的非水电解液。 以及使用非水电解液的锂二次电池。 其中电解质盐溶解在非水溶剂中的非水电解液包含0.001重量％至5重量％的由以下通式（I）和/或（II）表示的锡化合物，基于重量 的非水电解液：R1R2R3Sn-MR4R5R6（I）其中R1至R3各自表示氢原子，卤素原子，烷基，烯基，炔基，芳基或芳氧基; R4至R6各自表示氢原子，卤素原子，烷基，烯基，炔基或芳基; M表示Si或Ge; 和SnX2（II），其中X表示＆bgr; - 酮。