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    • 73. 发明授权
    • Secondary batteries using room-temperature molten non-aqueous
electrolytes containing 1,2,3-trialkylimidazolium halides or
1,3-dialkylimidazolium halide
    • 使用含有1,2,3-三烷基咪唑鎓卤化物或1,3-二烷基咪唑鎓卤化物的室温熔融非水电解质的二次电池
    • US4463071A
    • 1984-07-31
    • US556496
    • 1983-11-30
    • Paul R. GiffordLawrence W. ShackletteJames E. TothJames F. Wolf
    • Paul R. GiffordLawrence W. ShackletteJames E. TothJames F. Wolf
    • H01M4/36H01M4/60H01M6/14H01M10/36
    • H01M6/14H01M10/36H01M4/36H01M4/60
    • Batteries and especially secondary batteries employing selected anodes and cathodes such as conjugated backbone polymers and transition metal chalcogenides inserted with alkali metal cations (especially lithium) and molten, non-aqueous electrolyte compositions containing admixture of aluminum halide and at least one of 1,2,3-trialkylimidazolium halide and 1,3-dialkylimidazolium halide having the formulae TimX and DimX, respectively: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, and R.sub.5 are independently alkyl groups of 1 to 12 carbons and X is independently halide, e.g., chloride and bromide and in some instances an alkali metal and/or tetraalkylammonium salt which may also be incorporated into the electrolyte composition are disclosed. The molar ratio of aluminum to trialkylimidazolium or to dialkylimidazolium in the electrolyte, may be varied over a wide range so as to make the molten electrolyte composition basic or neutral and as such the electrolyte is useful in batteries, especially secondary batteries comprising anodes of reduced conjugated backbone polymers or lithiated transition-metal chalcogenides such as Li.sub.x WO.sub.2 and a variety of cathodes such as oxidized conjugated backbone polymers or lithiated transition-metal chalcogenides such as Li.sub.x CoO.sub.2.
    • 电池,特别是使用插入有碱金属阳离子(特别是锂)的共轭主链聚合物和过渡金属硫族化合物的选定阳极和阴极以及阴极,其包含铝卤化物和至少一种1,2的混合物的熔融的非水电解质组合物, 3-三烷基咪唑鎓卤化物和具有式TimX和DimX的1,3-二烷基咪唑鎓卤化物:其中R 1,R 2,R 3,R 4和R 5独立地为1至12个碳的烷基,X独立地为卤素,例如 ,氯化物和溴化物,并且在一些情况下,还可以并入电解质组合物中的碱金属和/或四烷基铵盐。 电解质中铝与三烷基咪唑或二烷基咪唑的摩尔比可以在很宽的范围内变化,以使熔融电解质组合物成为碱性或中性,因此电解质可用于电池,尤其是包含还原共轭阳极的二次电池 骨架聚合物或锂化过渡金属硫族化物如LixWO2和各种阴极如氧化共轭主链聚合物或锂化过渡金属硫族化物如LixCoO2。
    • 75. 发明授权
    • Electrochemical cell with two rate battery stacks
    • 电化学电池与两个电池堆叠
    • US4447504A
    • 1984-05-08
    • US455090
    • 1983-01-03
    • Franz Goebel
    • Franz Goebel
    • H01M6/14H01M6/46H01M12/00H01M2/02H01M2/08H01M4/36
    • H01M6/14H01M6/46
    • A primary electrochemical cell capable of selective operation at one of several possible discharge rates. The electrochemical cell in accordance with the present invention includes a pair of battery stacks positioned one above the other in a housing of the cell in a spaced-apart relationship. One of the battery stacks includes a first plurality of anode structures of first thicknesses and a first plurality of carbon electrode structures of first thicknesses arranged in alternation with the first plurality of anode structures. Similarly, the other battery stack includes a second plurality of anode structures of second thicknesses and a second plurality of carbon electrode structures of second thicknesses arranged in alternation with the second plurality of anode structures. The relative thicknesses of the abovementioned components of the two stacks, together with the number of components in the two stacks, can be controlled so as to achieve different discharge rates and durations of discharge of the cell at the different rates. The battery stacks may be operated during discharge either individually or together to achieve three possible discharge rates for the cell.
    • 能够以几种可能的放电速率之一选择性操作的主电化学电池。 根据本发明的电化学电池包括一对电池堆,它们以间隔开的关系一个在电池的壳体中彼此上下放置。 电池堆中的一个包括第一厚度的第一多个阳极结构和与第一多个阳极结构交替布置的第一厚度的第一多个碳电极结构。 类似地,另一个电池堆包括第二厚度的第二多个阳极结构和与第二多个阳极结构交替布置的第二厚度的第二多个碳电极结构。 可以控制两个堆叠的上述组分的相对厚度以及两个堆叠中的组分的数量,以便以不同的速率实现不同的放电速率和电池的放电持续时间。 电池堆可以在放电期间单独地或一起操作以实现电池的三种可能的放电速率。
    • 79. 发明授权
    • Extremely high rate flat cell
    • 极高的扁平电池
    • US4356240A
    • 1982-10-26
    • US200819
    • 1980-10-27
    • Arabinda N. DeyNoble E. Hamilton
    • Arabinda N. DeyNoble E. Hamilton
    • H01M6/14H01M6/46H01M4/36
    • H01M6/46H01M6/14
    • An extremely high rate flat cell and a method of fabrication thereof with the cell comprising successive stacked anode and cathode layers within a cell container comprised of two members with co-fitting external flanges. Each cathode layer embodies a metallic extension or tab therefrom for external terminal connection. The extensions of all the cathode layers are substantially symmetrically positioned between said co-fitting external flanges with said flanges and metallic extensions all being simultaneously welded together and electrically interconnected during cell sealing. The anode layers are electrically connected together, preferably by pressure contacting layers to each other adjacent to a metallic terminal member for said anode. Such a cell having a lithium anode, a carbon cathode and a thionyl chloride electrolyte solvent/cathode depolarizer (3" diameter.times.0.90" height) safely provides a short circuit current in excess of 1500 amperes at a voltage above 1 volt and about 14 ampere hours at a constant current of 100 amperes.
    • 一种极高速率的扁平电池及其制造方法,电池包括在具有共同外部凸缘的两个构件的电池容器内的连续堆叠的阳极和阴极层。 每个阴极层体现了用于外部端子连接的金属延伸件或突片。 所有阴极层的延伸部基本上对称地位于所述共同的外部凸缘之间,其中所述凸缘和金属延伸部同时被焊接在一起并在电池密封期间电连接。 阳极层电连接在一起,优选地通过相邻的金属端子构件彼此压力接触层。 这种具有锂阳极,碳阴极和亚硫酰氯电解质溶剂/阴极去极化器(3“直径高0.85”)的电池在高于1伏特和约1伏特的电压下安全地提供超过1500安培的短路电流 在安培恒定电流为安培时为14安培小时。
    • 80. 发明授权
    • Electrochemical cell with improved cathode current collector and method
    • 具有改进的阴极集电器和方法的电化学电池
    • US4352866A
    • 1982-10-05
    • US116721
    • 1980-01-30
    • Keith A. KlinedinstFrancis G. Murphy
    • Keith A. KlinedinstFrancis G. Murphy
    • H01M4/86H01M6/14
    • H01M6/14H01M4/86
    • Disclosed is a primary electrochemical cell having an improved cathode current collector and a method for making the current collector. The cell comprises an oxidizable active anode material; and electrolytic solution comprising a reducible soluble cathode and an electrolyte solute dissolved therein; and a cathode current collector comprising a layer of finely-divided catalyst for reducing the solvent, bonded to an inert, electrically-conductive substrate. Preferably, a bonding layer, comprising a finely-divided polymer and a minor amount of conductive material, bonds the catalyst layer to the substrate. The bonding and catalyst layers preferably can be formed by sequentially applying respective dispersions thereof to the substrate, drying, and heating to bond the materials. Soluble cathode cells employing cathode current collectors of the type described have exceptionally rapid discharge properties.
    • 公开了具有改进的阴极集电器和制造集电器的方法的主电化学电池。 电池包括可氧化的活性阳极材料; 和包含可还原的可溶性阴极和溶解在其中的电解质溶质的电解液; 以及阴极集电器,其包括用于还原溶剂的细分催化剂层,结合到惰性导电基材上。 优选地,包含细碎聚合物和少量导电材料的粘合层将催化剂层粘合到基底上。 接合和催化剂层优选可以通过将其各自的分散体依次施加到基材上,干燥和加热以形成粘合材料。 使用所述类型的阴极集电器的可溶性阴极电池具有非常快速的放电特性。