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    • 3. 发明申请
    • NONAQUEOUS ELECTROLYTE BATTERY
    • 非电解电解质电池
    • US20110059357A1
    • 2011-03-10
    • US12875316
    • 2010-09-03
    • Izaya OkaeShinya WakitaMasayuki Ihara
    • Izaya OkaeShinya WakitaMasayuki Ihara
    • H01M10/02
    • H01M4/525H01M4/505H01M10/0525H01M10/0567H01M10/4235H01M2004/021
    • A nonaqueous electrolyte battery includes: a positive electrode containing a positive electrode active material composed of a lithium complex oxide; a negative electrode; and a nonaqueous electrolyte containing a nonaqueous solvent, an electrolyte salt and at least one additive selected from the group consisting of a sulfone compound (1) represented by the following general formula (1) and a sulfone compound (2) represented by the following general formula (2) wherein R1 represents CmH2m-nXn; X represents a halogen; m represents an integer of 2 or more and not more than 4; and n represents an integer of 0 or more and not more than 2m, and wherein R2 represents CjH2j-kXk; X represents a halogen; j represents an integer of 2 or more and not more than 4; and k represents an integer of 0 or more and not more than 2j.
    • 非水电解质电池包括:含有由锂复合氧化物构成的正极活性物质的正极; 负极; 和含有非水溶剂,电解质盐和至少一种选自下述通式(1)表示的砜化合物(1)和下述通式(1)表示的砜化合物(2)的添加剂的非水电解质, 式(2)其中R1表示CmH2m-nXn; X表示卤素; m表示2以上且4以下的整数, n表示0以上且2以下的整数,R 2表示C j H 2j-k X k, X表示卤素; j表示2以上且4以下的整数, k表示0以上2以下的整数。
    • 5. 发明申请
    • NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
    • 非电解电解质二次电池
    • US20100221604A1
    • 2010-09-02
    • US12710036
    • 2010-02-22
    • Shinya WakitaMasayuki IharaMasanori SomaIzaya Okae
    • Shinya WakitaMasayuki IharaMasanori SomaIzaya Okae
    • H01M6/14
    • H01M10/052H01M4/366H01M4/5825H01M10/0566H01M10/0567H01M2004/028H01M2300/0045H01M2300/0091
    • A nonaqueous electrolyte secondary battery includes a positive electrode having a positive electrode active material layer provided on a positive electrode collector, a negative electrode having a negative electrode active material layer provided on a negative electrode collector, and a nonaqueous electrolyte. The nonaqueous electrolyte contains at least one member selected from the group consisting of sulfone compounds represented by the following formulae (1) and (2); and an inorganic phosphorus compound represented by the following formula (3) exists on the surface of a positive electrode active material: R1 represents CmH2m-n1Xn2; X represents a halogen; m represents an integer of from 2 to 7; each of n1 and n2 independently represents an integer of from 0 to 2m; R2 represents CjH2j-k1Zk2; Z represents a halogen; j represents an integer of from 2 to 7; each of k1 and k2 independently represents an integer of from 0 to 2j; each of R3, R4 and R5 independently represents H or OH; and a is 0 or 1.
    • 非水电解质二次电池包括具有设置在正极集电体上的正极活性物质层的正极和设置在负极集电体上的负极活性物质层的负极和非水电解质。 非水电解质含有选自由下式(1)和(2)表示的砜化合物中的至少一种; 和由下式(3)表示的无机磷化合物存在于正极活性物质的表面上:R1表示CmH2m-n1Xn2; X表示卤素; m表示2〜7的整数, n1和n2各自独立地表示0〜2m的整数; R2表示CjH2j-k1Zk2; Z表示卤素; j表示2〜7的整数, k1和k2各自独立地表示0〜2j的整数, R 3,R 4和R 5各自独立地表示H或OH; a是0或1。