摘要:
A nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The negative electrode contains a titanium-containing oxide. The nonaqueous electrolyte contains a compound having a functional group represented by the formula (1) below and a sultone having an unsaturated hydrocarbon group.[Chem.]
摘要:
A method of producing an electrode including decreasing a yield stress of a slurry containing an active material to two-thirds or less, and applying the slurry to a current collector.
摘要:
The invention provides a nonaqueous-electrolyte battery which has a positive electrode 3 including a positive active material, a negative electrode 4 including a negative active material having a lithium insertion/release potential higher than 1.0 V (vs. Li/Li+), and a nonaqueous electrolyte, wherein an organic compound having one or more isocyanato groups has been added to the nonaqueous electrolyte.
摘要翻译:本发明提供一种非水电解质电池,其具有包含正极活性物质的正极3,负极4,其具有高于1.0V(相对于Li / Li +)的锂插入/释放电位的负极活性物质, 非水电解质,其中具有一个或多个异氰酸酯基的有机化合物已被加入非水电解质中。
摘要:
A nonaqueous electrolyte battery includes a negative electrode and a nonaqueous electrolyte. The negative electrode comprises an active material having a lithium ion insertion potential of 0.4V (vs Li/Li+) or more, a conductive agent and a current collector. The nonaqueous electrolyte contains first sultones having an unsaturated hydrocarbon group. A diameter distribution of pores of the negative electrode when measured by mercury porosimetry has a first peak having a mode diameter of 0.01 to 0.2 μm and a second peak having a mode diameter of 0.003 to 0.02 μm. A volume of pores having a diameter of 0.01 to 0.2 μm and a volume of pores having a diameter of 0.003 to 0.02 μm, which are measured by the mercury porosimetery, are 0.05 to 0.5 mL and 0.0001 to 0.02 mL, respectively, per g of the negative electrode excluding the current collector.
摘要翻译:非水电解质电池包括负极和非水电解质。 负极包含锂离子插入电位为0.4V(相对于Li / Li +)以上的活性物质,导电剂和集电体。 非水电解质含有具有不饱和烃基的第一磺内酯。 当通过水银孔率法测量时,负极的孔的直径分布具有模直径为0.01至0.2μm的第一峰和具有0.003至0.02μm的模式直径的第二峰。 通过水银孔隙率测量的直径为0.01至0.2μm的孔体积和直径为0.003至0.02μm的孔的体积分别为每g的0.05至0.5mL和0.0001至0.02mL 不包括集电器的负极。
摘要:
A nonaqueous-electrolyte battery has a positive electrode 3 including a positive active material, a negative electrode 4 including a negative active material having a lithium insertion/release potential higher than 1.0 V (vs. Li/Li+), and a nonaqueous electrolyte, wherein the nonaqueous electrolyte contains a compound having pyridine groups and a compound having one or more silyl groups.
摘要翻译:非水电解质电池具有包含正极活性物质的正极3,具有高于1.0V(相对于Li / Li +)的锂插入/释放电位的负极活性物质的负极4和非水电解质,其中, 非水电解质含有具有吡啶基的化合物和具有一个或多个甲硅烷基的化合物。
摘要:
According to one embodiment, an active material includes a lithium-titanium composite oxide. The lithium-titanium composite oxide includes a lithium compound including at least one of lithium carbonate and lithium hydroxide. A lithium amount of the lithium compound is within a range of 0.017 to 0.073 mass %.
摘要:
According to one embodiment, there is provided an electrode for battery. The electrode includes a current collector and an active material layer provided on the current collector. The active material layer includes a first powder of a monoclinic titanium dioxide compound and a second powder a monoclinic titanium dioxide compound. The first powder has a minor-axis average dimension of primary particles in the range from 0.5 μm to 5 μm and a major-axis average dimension of primary particles in the range from 0.5 μm to 20 μm. The second powder has a minor-axis average dimension of primary particles in the range from 0.01 μm to 0.3 μm and a major-axis average dimension of primary particles in the range from 0.5 μm to 1 μm.
摘要:
According to one embodiment, a nonaqueous electrolyte battery including a negative electrode and a nonaqueous electrolyte is provided. The negative electrode includes a negative electrode active material having a lithium absorption potential of 1.0 V (vs Li/Li+) or more. The nonaqueous electrolyte includes a first compound having a functional group represented by The chemical formula (I) and a second compound having an isothiocyanato group.
摘要翻译:根据一个实施方案,提供了包含负极和非水电解质的非水电解质电池。 负极包括锂吸收电位为1.0V(相对于Li / Li +)以上的负极活性物质。 非水电解质包括具有由化学式(I)表示的官能团的第一化合物和具有异硫氰酸酯基的第二化合物。
摘要:
A secondary battery includes a positive electrode, a negative electrode containing a metal compound having a lithium ion absorption potential of 0.2V (vs.Li/Li+) or more, a separator and a nonaqueous electrolyte. The separator is provided between the positive electrode and the negative electrode. The separator comprises cellulose fibers and pores having a specific surface area of 5 to 15 m2/g. The separator has a porosity of 55 to 80%, and a pore diameter distribution having a first peak in a pore diameter range of 0.2 μm (inclusive) to 2 μm (exclusive) and a second peak in a pore diameter range of 2 to 30 μm.