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    • 8. 发明授权
    • Nonaqueous electrolyte solution and secondary battery using the electrolyte solution
    • 非水电解液和二次电池使用电解液
    • US07799469B2
    • 2010-09-21
    • US11783961
    • 2007-04-13
    • Kouhei YamamotoSatoru SuzukiManabu YamadaTakayuki TakiAtsuo TomitaHiroto Asano
    • Kouhei YamamotoSatoru SuzukiManabu YamadaTakayuki TakiAtsuo TomitaHiroto Asano
    • H01M6/16
    • H01M10/0567H01M2300/0025
    • A nonaqueous electrolyte solution in which an electrolyte salt is dissolved in an organic solvent includes, includes at least one or more compounds selected from the silicon compounds represented by general formula (1), (2), or (3) below: (In the formulae, each of R1, R2, and R3 independently represents a C1-8 alkyl, C2-8 alkenyl, C2-8 alkynyl, or C6-8 aryl group; R4 represents a C1-8 alkylene, C2-8 alkenylene, C2-8 alkynylene, or C6-8 arylene group; and n represents 1 or 2. When n is 1, X represents a fluorine atom, trifluoromethyl group, C1-8 alkoxy group, C2-8 alkenyloxy group, C6-8 aryloxy group, or C2-8 acyloxy group, C1-8 sulfonyloxy group, isocyanato group, isothiocyanato group, or cyano group. When n is 2, X represents a C1-8 alkylene group, C1-8 alkylenedioxy group, C2-8 alkenylene group, C2-8 alkenylenedioxy group, C2-8 alkynylene group, C2-8 alkynylenedioxy group, C6-8 arylene group, C6-8 arylenedioxy group, C2-8 diacyloxy group, oxygen atom, or direct bond.)
    • 其中电解质盐溶解在有机溶剂中的非水电解质溶液包括选自由以下通式(1),(2)或(3)表示的硅化合物中的至少一种或多种化合物:(在 式中,R 1,R 2和R 3各自独立地表示C 1-8烷基,C 2-8烯基,C 2-8炔基或C 6-8芳基; R 4表示C 1-8亚烷基,C 2-8亚烯基, 8亚炔基或C6-8亚芳基; n表示1或2.当n为1时,X表示氟原子,三氟甲基,C 1-8烷氧基,C 2-8烯氧基,C 6-8芳氧基或 C2-8酰氧基,C1-8磺酰氧基,异氰酸基,异硫氰酸酯基或氰基,当n为2时,X表示C1-8亚烷基,C1-8亚烷基二氧基,C2-8亚烯基,C2- 8亚烯基二氧基,C 2-8亚炔基,C 2-8炔二氧基,C 6-8亚芳基,C 6-8亚芳基二氧基,C 2-8二酰氧基,氧原子或直接键。