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 negative electrode active material according to one embodiment includes a titanium oxide compound having a crystal structure of monoclinic system titanium dioxide. The titanium oxide compound is modified by at least one kind of ion selected from the group consisting of an alkali metal cation, an alkali earth metal cation, a transition metal cation, a sulfide ion, a sulfuric acid ion and a chloride ion.
摘要:
According to one embodiment, there is provided an electrode. The electrode includes a current collector and an active material layer provided on the current collector. The active material layer contains an active material and an acrylic based polymer.
摘要:
According to one embodiment, a negative electrode active material includes monoclinic system titanium dioxide having an average pore diameter falling within a range of 8 nm to 25 nm. A volume of pores having a diameter of 10 nm or less falls within a range of 10% to 30% of a total pore volume.
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:
A nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The positive electrode contains active material particles and a coating material. The active material particles are represented by any one of the following formulae (1) to (3) and have an average particle diameter of 0.1 to 10 μm. The coating material comprises at least particles having an average particle diameter of 60 nm or less or layers having an average thickness of 60 nm or less. The particles or the layers contain at least one element selected from the group consisting of Mg, Ti, Zr, Ba, B and C. LixM1yO2 (1) LizM22wO4 (2) LisM3tPO4 (3)