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    • 4. 发明专利
    • Lithium ion secondary battery
    • 锂离子二次电池
    • JP2013037823A
    • 2013-02-21
    • JP2011171481
    • 2011-08-05
    • Toyota Industries Corp株式会社豊田自動織機
    • MIZUNO KAYOHAYASHI KEIICHIINOUE TOSHIKIOMORI OSAMUHIROSE TAKAYUKI
    • H01M10/0567H01M4/48H01M4/505H01M10/0525
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a lithium ion secondary battery which is difficult to deteriorate in charge/discharge capacity even after storage, the lithium ion secondary battery using a lithium manganese-based composite oxide exhibiting high capacity while needing activation treatment, as a positive electrode active material.SOLUTION: In the lithium ion secondary battery, SiOis used as a negative electrode active material, and at least one compound selected from the group consisting of a polycyclic hydrocarbon compound represented by the following general formula (1) (in the formula, R represents a mono- or poly-cyclic hydrocarbon group having 5 or more carbon atoms and including an alicyclic hydrocarbon group and/or an aromatic hydrocarbon group) and derivatives thereof is added in an electrolyte. Deterioration in charge/discharge capacity after storage can be suppressed by the cooperation of SiOand the additive.
    • 解决问题:为了提供即使在保存后也难以使充放电能力劣化的锂离子二次电池,在需要活化处理时使用表现出高容量的锂锰系复合氧化物的锂离子二次电池, 作为正极活性物质。 解决方案:在锂离子二次电池中,使用SiO x 作为负极活性物质,并且使用至少一种选自多环烃化合物 由下述通式(1)表示(式中,R表示碳原子数为5以上,含有脂环族烃基和/或芳香族烃基的单环或多环烃基),其衍生物 在电解液中。 储存后的充放电容量的恶化可以通过与SiO x 和添加剂的配合来抑制。 版权所有(C)2013,JPO&INPIT
    • 9. 发明专利
    • Polyacetylene derivative, positive electrode active material and positive electrode for nonaqueous secondary battery, nonaqueous secondary battery, and vehicle
    • 聚氨酯衍生物,阳极电极活性材料和非极性二次电池的非极性电极,非电解二次电池和车辆
    • JP2013116948A
    • 2013-06-13
    • JP2011264168
    • 2011-12-02
    • Toyota Industries Corp株式会社豊田自動織機
    • OMORI OSAMUSHIMA AKIKO
    • C08F38/00H01M4/60
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide: a polyacetylene derivative for a lightweight and high-capacity nonaqueous secondary battery positive electrode active material; a positive electrode active material; a positive electrode; a nonaqueous secondary battery; and a vehicle equipped with the nonaqueous secondary battery.SOLUTION: The polyacetylene derivative is represented by general formula (I) and can be used in a nonaqueous secondary battery as a positive electrode active material for the nonaqueous secondary battery, and the nonaqueous secondary battery can be incorporated into a vehicle. [In general formula (I): Rdenotes a single bond or a group comprising one or more kinds selected from the group of substituted or unsubstituted aliphatic hydrocarbon groups and substituted or unsubstituted aromatic hydrocarbon groups; R, Rand Reach independently denote a group comprising one or more kinds selected from the group of substituted or unsubstituted aliphatic hydrocarbon groups, substituted or unsubstituted aromatic hydrocarbon groups, substituents and a hydrogen group; Xand Xeach independently denote a substituent or a hydrogen group; n is an integer of ≥2 denoting a polymerization degree; and Rand Ror/and Rand Rmay bond to each other to form a ring].
    • 要解决的问题:提供:一种用于轻质和高容量非水二次电池正极活性材料的聚乙炔衍生物; 正极活性物质; 正极; 非水二次电池; 以及配备有非水系二次电池的车辆。 解决方案:聚乙炔衍生物由通式(I)表示,可用于非水二次电池作为非水系二次电池用正极活性物质,非水系二次电池可以并入车辆。 [通式(I)中,R 1 表示单键或选自取代或未取代的脂族烃基和取代或未取代的芳香族基团中的一种以上的基团 烃基; R 2 ,R 3 和R 4 各自独立地表示包括 取代或未取代的脂族烃基,取代或未取代的芳族烃基,取代基和氢基团中的一种或多种; X 1 和X 2 各自独立地表示取代基或氢基团; n为≥2的整数,表示聚合度; 和R 1 和R 2 或/和R 3 < SB POS =“POST”> 4 可以彼此结合形成环]。 版权所有(C)2013,JPO&INPIT