摘要:
Provided are an electric storage device in which a current collector is not easily broken even when vibration is applied, and a vehicle having this electric storage device. This electric storage device includes a case having a first inner surface and a second inner surface adjacent to the first inner surface, an electrode assembly housed in the case and including a positive electrode plate and a negative electrode plate insulated from each other, an electrode terminal disposed outside the case, and a current collector housed in the case and electrically connecting the electrode assembly and the electrode terminal to each other. A distal end edge of a distal end portion of the current collector is supported on the first inner surface of the case.
摘要:
Provided are an electric storage device in which a current collector is not easily broken even when vibration is applied, and a vehicle having this electric storage device. This electric storage device includes a case having a first inner surface and a second inner surface adjacent to the first inner surface, an electrode assembly housed in the case and including a positive electrode plate and a negative electrode plate insulated from each other, an electrode terminal disposed outside the case, and a current collector housed in the case and electrically connecting the electrode assembly and the electrode terminal to each other. A distal end edge of a distal end portion of the current collector is supported on the first inner surface of the case.
摘要:
The present invention provides a Li3V2(PO4)3-based positive active material for a lithium secondary battery, which has high discharge capacity and excellent storage performance, particularly high-temperature storage performance; and a lithium secondary battery made using the positive active material. The positive active material for a lithium secondary battery has general formula Li3V2(PO4)3−x(BO3)x (0
摘要翻译:本发明提供一种锂二次电池用Li3V2(PO4)3系正极活性物质,其放电容量大,存储性能优异,特别是高温保存性能; 以及使用正极活性物质制造的锂二次电池。 锂二次电池用正极活性物质具有通式Li 3 V 2(PO 4)3-x(BO 3)x(0
摘要:
Disclosed is a mixed material of lithium iron phosphate and carbon, which contains secondary particles as aggregates of lithium iron phosphate primary particles and a fibrous carbon which is present inside the secondary particles. An electrode containing such a mixed material, a battery comprising such an electrode, a method for producing such a mixed material, and a method for producing a battery are also disclosed.
摘要:
The active material for a lithium secondary battery includes a solid solution of a lithium transition metal composite oxide having an α-NaFeO2 type crystal structure, in which the composition ratio of Li, Co, Ni, and Mn contained in the solid solution satisfies Li1+(1/3)xCo1−x−yNi(1/2)yMn(2/3)x+(1/2)y (x+y≦1, 0≦y and 1−x−y=z); in an Li[Li1/3Mn2/3]O2(x)-LiNi1/2Mn1/2O2(y)-LiCoO2(z) type ternary phase diagram, (x, y, z) is represented by values in a range present on or within a line of a heptagon (ABCDEFG) defined by the vertexes; point A(0.45, 0.55, 0), point B(0.63, 0.37, 0), point C(0.7, 0.25, 0.05), point D(0.67, 0.18, 0.15), point E(0.75, 0, 0.25), point F(0.55, 0, 0.45), and point G(0.45, 0.2, 0.35); and the intensity ratio between the diffraction peaks on (003) plane and (104) plane measured by X-ray diffractometry before charge-discharge is I(003)/I(104)≧1.56 and at the end of discharge is I(003)/I(104)>1.
摘要:
An object is to provide a positive active material for nonaqueous electrolyte secondary battery, which is capable of providing a battery with excellent cycle performance. Provided are a positive active material for nonaqueous electrolyte secondary battery, which includes an Fe-containing lithium vanadium phosphate compound having a NASICON-type structure, wherein in the Fe-containing lithium vanadium phosphate compound, the percentage of iron atoms relative to the sum of vanadium and iron atoms is 2% or more and 20% or less; and the like.
摘要:
It is an object of the present invention to provide an active material for a lithium secondary battery having high discharge capacity and excellent in high rate discharge characteristics and a lithium secondary battery using the same. The active material for a lithium secondary battery containing a solid solution of a lithium-transition metal composite oxide having an α-NaFeO2 type crystal structure and the lithium secondary battery using the same have features that the composition ratios of the metal elements contained in the solid solution satisfy Li1+(x/3)Co1−x−y−zNiy/2Mgz/2Mn(2x/3)+(y/2)+(z/2) (x>0; y>0; z>0; x+y+z
摘要:
The present invention provides a Li3V2(PO4)3-based positive active material for a lithium secondary battery, which has high discharge capacity and excellent storage performance, particularly high-temperature storage performance; and a lithium secondary battery made using the positive active material. The positive active material for a lithium secondary battery has general formula Li3V2(PO4)3-x(BO3)x (0
摘要翻译:本发明提供一种锂二次电池用Li3V2(PO4)3系正极活性物质,其放电容量大,储存性能优异,特别是高温保存性能; 以及使用正极活性物质制造的锂二次电池。 锂二次电池用正极活性物质具有通式Li 3 V 2(PO 4)3-x(BO 3)x(0
摘要:
An additive typified by tris(trimethylsilyl)phosphate, tris(trimethylsilyl)borate, and tetrakis(trimethylsiloxy)titanium (Chem. 3) are applied to a nonaqueous electrolyte containing a chain carbonate and/or a chain carboxylate as a main solvent (contained at a ratio of 70 volume % or higher). It is preferable that 0≦a
摘要翻译:将以三(三甲基甲硅烷基)磷酸酯,三(三甲基甲硅烷基)硼酸盐和四(三甲基甲硅烷氧基)钛(化学式3)为代表的添加剂施加到含有链碳酸酯和/或链羧酸酯作为主要溶剂的非水电解质 比例为70体积%以上)。 优选0&lt; nlE; a <30,其中“a”表示在没有碳碳的碳酸酯中,在整个体积中没有碳 - 碳双键的碳酸酯中的环状碳酸酯的体积定义为100 非水电解液中含有的非水溶剂中的双键和链羧酸盐(0
摘要:
It is an object of the present invention to provide an electrochemical device adopting lithium titanate as an active material and having a sufficient output characteristic. It is another object of the present invention to provide a production method of an electrode material, an electrode, and a production method of the electrode material, to be used for the device.There can be obtained an electrochemical device-oriented electrode material, containing 90% or more of lithium titanate, and having a bulk density of 1.5 g/cm3 or more and a volume resistivity of 16 Ω·cm or less, by mixing the lithium titanate with an organic substance followed by heat treatment. Usage thereof allows for achievement of the objects.
摘要翻译:本发明的目的是提供一种采用钛酸锂作为活性材料并具有足够输出特性的电化学装置。 本发明的另一个目的是提供一种用于该装置的电极材料的制造方法,电极和电极材料的制造方法。 通过混合钛酸锂可以获得含有90%或更多的钛酸锂并且具有1.5g / cm 3以上的体积密度和16Ω·cm·cm以下的体积电阻率的电化学器件取向电极材料 用有机物质进行热处理。 其用途允许实现物体。