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    • 1. 发明申请
    • NONAQUEOUS ELECTROLYTE SOLUTION AND ELECTROCHEMICAL ELEMENT USING SAME
    • 非电解电解质溶液和电化学元素
    • US20120171581A1
    • 2012-07-05
    • US13395660
    • 2010-09-14
    • Koji AbeShoji ShikitaKazuyuki KawabeMasahide KondoTatsuo Fujino
    • Koji AbeShoji ShikitaKazuyuki KawabeMasahide KondoTatsuo Fujino
    • H01M10/0564C07C255/23H01G9/155C07C69/66C07C317/46H01G9/022C07F7/18C07C69/675
    • H01M10/0567C07C69/67C07C69/96C07C255/16C07C255/19C07C309/66C07F7/1804C07F9/11H01M6/168H01M10/052H01M10/0566H01M10/0569H01M2300/0017Y02E60/122Y02T10/7011
    • Disclosed are a nonaqueous electrolytic solution of an electrolyte dissolved in a nonaqueous solvent, which contains a carboxylate represented by the following general formula (I) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution; and an electrochemical element using it. (In the formula, R1 represents an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, or a cyanoalkyl group; R2 represents a hydrogen atom, an alkoxy group, a formyloxy group, an acyloxy group, an alkoxycarbonyloxy group, an alkanesulfonyloxy group, an arylsulfonyloxy group, an alkylsilyloxy group, a dialkylphosphoryloxy group, an alkoxy(alkyl)phosphoryloxy group, or a dialkoxyphosphoryloxy group; R3 represents a hydrogen atom, —CH2COOR6, or an alkyl group; R4 represents a hydrogen atom or an alkyl group; R5 has the same meaning as R2, or represents a hydrogen atom, an alkyl group, or —CH2COOR7; R6 and R7 each independently represent an alkyl group, an alkenyl group, an alkynyl group, or a cycloalkyl group; X represents —OR8, -A2-C≡Y2, -A2-C(═O)O-A3-C≡Y2, -A2-C(═O)O-A4 or COOR1; R5 is the same as R1; A1 to A3 each independently represent an alkylene group; A4 represents an alkyl group; Y2 represents CH or N; m indicates an integer of from 0 to 4; n indicates 0 or 1.)
    • 公开了溶解在非水溶剂中的电解质的非水电解液,其含有由以下通式(I)表示的羧酸盐,其量为非水电解液的0.01〜10质量% 和使用它的电化学元件。 (式中,R 1表示烷基,烯基,炔基,环烷基或氰基烷基; R 2表示氢原子,烷氧基,甲酰氧基,酰氧基,烷氧基羰基氧基, 烷基磺酰氧基,芳基磺酰氧基,烷基甲硅烷氧基,二烷基磷酰氧基,烷氧基(烷基)磷酰氧基或二烷氧基磷酰氧基; R3表示氢原子,-CH2COOR6或烷基; R4表示氢原子或 烷基; R5表示与R2相同的含义,或表示氢原子,烷基或-CH 2 COOR 7; R 6和R 7各自独立地表示烷基,烯基,炔基或环烷基; X表示 -OR8,-A2-C≡Y2,-A2-C(= O)O-A3-C≡Y2,-A2-C(= O)O-A4或COOR1; R5与R1相同; A1〜A3 各自独立地表示亚烷基; A4表示烷基; Y2表示CH或N; m表示0〜4的整数; n表示 0或1)
    • 3. 发明申请
    • NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
    • 非电解电解质二次电池
    • US20110223490A1
    • 2011-09-15
    • US13042543
    • 2011-03-08
    • Kazushi AndouKoji AbeKazuhiro MiyoshiMasahide Kondo
    • Kazushi AndouKoji AbeKazuhiro MiyoshiMasahide Kondo
    • H01M10/0564H01M10/056
    • H01M10/0567H01M4/364H01M4/505H01M4/525H01M10/052H01M10/0569H01M2300/0025H01M2300/0034H01M2300/0037H01M2300/004
    • In the nonaqueous electrolyte secondary battery, the positive electrode active material is composed of a mixture of a lithium-cobalt composite oxide containing at least both zirconium and magnesium, and a lithium-manganese-nickel composite oxide containing at least both manganese and nickel. The nonaqueous electrolyte includes fluoroethylene carbonate and dimethyl carbonate as a nonaqueous solvent and further includes an additive expressed by General Formula (1), which having a capability to form an SEI surface film, and a higher oxidation resistance than that of VC. Thus, the negative electrode active material is unlikely to react with the organic solvent. Therefore, decomposition of the organic solvent is suppressed. Thus the battery having a long cycling life even when it is charged at a positive electrode charging potential of 4.4 to 4.6 V based on lithium and having a high residual capacity after storage at high temperature in a charged state is provided.
    • 在非水电解质二次电池中,正极活性物质由至少含有锆和镁两者的锂 - 钴复合氧化物和至少含有锰和镍两者的锂 - 锰 - 镍复合氧化物的混合物构成。 非水电解质包括氟代碳酸亚乙酯和作为非水溶剂的碳酸二甲酯,并且还包括具有形成SEI表面膜的能力和比VC更高的抗氧化性的由通式(1)表示的添加剂。 因此,负极活性物质不可能与有机溶剂发生反应。 因此,有机溶剂的分解被抑制。 因此,电池具有长的循环寿命,即使在基于锂的正极充电电位为4.4〜4.6V下充电,并且在充电状态下在高温下保存后具有高剩余容量。
    • 5. 发明申请
    • NONAQUEOUS ELECTROLYTE AND ELECTROCHEMICAL ELEMENT USING THE SAME
    • 非电解电解质和电化学元素
    • US20120282529A1
    • 2012-11-08
    • US13522625
    • 2011-01-18
    • Koji AbeMasahide Kondo
    • Koji AbeMasahide Kondo
    • H01M10/056H01M10/0567H01M10/0525
    • H01M10/0569H01G9/038H01G11/58H01G11/60H01G11/62H01M6/164H01M6/168H01M10/0567H01M2300/0037Y02E60/13Y02T10/7022
    • A nonaqueous electrolytic solution capable of improving the low-temperature cycle properties, which is a nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, wherein the nonaqueous solvent contains at least two cyclic carbonates selected from ethylene carbonate, 1,2-butylene carbonate, a cyclic carbonate having a methyl group at least at 4-position of ethylene carbonate, and a cyclic carbonate having a fluorine atom at least at 4-position of ethylene carbonate, and the content of the cyclic carbonate having a methyl group at least at 4-position of ethylene carbonate and/or the cyclic carbonate having a fluorine atom at least at 4-position of ethylene carbonate is from 1 to 40% by volume of the total volume of the nonaqueous solvent, and which contains trimethylene glycol sulfite in an amount of from 0.1 to 5% by mass, and an electrochemical element using the same.
    • 一种能够提高低温循环性能的非水电解液,其是溶解在非水溶剂中的电解质盐的非水电解液,其中非水溶剂含有至少两种选自碳酸亚乙酯,1,2-亚丁基 碳酸酯,具有甲基至少在碳酸亚乙酯的4-位的环状碳酸酯和至少在碳酸亚乙酯的4-位具有氟原子的环状碳酸酯,并且至少具有甲基的环状碳酸酯的含量至少 在碳酸亚乙酯的4-位和/或至少在碳酸亚乙酯的4-位具有氟原子的环状碳酸酯为非水溶剂的总体积的1〜40体积%,并且其中含有亚硫酸甘油酯 0.1〜5质量%的量,使用该电化学元素的电化学元素。
    • 7. 发明申请
    • NONAQUEOUS ELECTROLYTE SOLUTION AND LITHIUM SECONDARY BATTERY USING SAME
    • 非电解电解液和锂二次电池使用相同
    • US20090280404A1
    • 2009-11-12
    • US12064337
    • 2006-08-11
    • Koji AbeKazuhiro MiyoshiMasahide KondoManabu Takase
    • Koji AbeKazuhiro MiyoshiMasahide KondoManabu Takase
    • H01M6/14H01M6/16
    • H01M10/0525H01M10/0567H01M10/0569H01M2300/004
    • 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.
    • 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SnX 2(II),其中X代表β-二酮。
    • 9. 发明授权
    • Nonaqueous electrolyte solution and lithium secondary battery using same
    • 非水电解液和锂二次电池使用相同
    • US08124273B2
    • 2012-02-28
    • US12064337
    • 2006-08-11
    • Koji AbeKazuhiro MiyoshiMasahide KondoManabu Takase
    • Koji AbeKazuhiro MiyoshiMasahide KondoManabu Takase
    • H01M4/36
    • H01M10/0525H01M10/0567H01M10/0569H01M2300/004
    • 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.
    • 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。