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    • 92. 发明授权
    • Position insensitive battery
    • 位置不敏感的电池
    • US4166884A
    • 1979-09-04
    • US942844
    • 1978-09-15
    • Joseph F. McCartneyWilliam H. Shipman
    • Joseph F. McCartneyWilliam H. Shipman
    • H01M2/36H01M6/14H01M6/50H01M6/02
    • H01M2/361H01M6/14H01M6/50
    • An improvement is provided for a battery which has an anode and a cathode, pair of spaced apart concentric tubes, a piston mounted in the inner tube, an electrolyte disposed in the inner tube between one side of the piston and one end of the inner tube, and a device disposed in the inner tube between the other side of the piston and the other end of the inner tube for biasing the piston toward the one end of the inner tube. The improvement includes the cathode being porous and being mounted in the annular space, and an electrolyte which substantially completely fills the pores of the cathode. The volume of the electrolyte within the porous cathode is substantially only sufficient for stoichiometry. A passageway is provided for communicating the electrolyte side of the inner tube with the annular space. The volume of the electrolyte within the inner tube is substantially only sufficient for filling the voids left within the annular space as the products react. With this arrangement the anode of the battery will be substantially completely reacted regardless of the position of the battery, thus resulting in a higher energy density.
    • 对于具有阳极和阴极的电池,一对间隔开的同心管,安装在内管中的活塞,设置在活塞的一侧和内部的一端之间的内部电解质的电池, 管和设置在内管中的活塞的另一侧和内管的另一端之间的装置,用于将活塞朝向内管的一端偏压。 该改进包括阴极是多孔的并且被安装在环形空间中,并且电解质基本上完全填充阴极的孔。 多孔阴极内的电解质的体积基本上仅足以达到化学计量。 设置有用于将内管的电解质侧与环形空间连通的通道。 内管中的电解质的体积基本上仅足以填充随着产物反应而留在环形空间内的空隙。 通过这种布置,无论电池的位置如何,电池的阳极将基本上完全反应,从而导致更高的能量密度。
    • 94. 发明授权
    • Primary electrochemical cell
    • 主要电化学电池
    • US4118334A
    • 1978-10-03
    • US803127
    • 1977-06-03
    • Franz Goebel
    • Franz Goebel
    • H01M4/06H01M4/96H01M6/14H01M4/00
    • H01M4/06H01M4/96H01M6/14
    • A primary electrochemical cell is described in which a novel granular cathode material is utilized. The cathode is formed from about 40 to 99 weight percent of carbon black, at least 1 weight percent of a binder which is inert in the primary electrochemical cell and the remainder thereof is graphite. The cathode material may be formed by mixing the individual components together with a quantity of a suitable liquid to form a uniform slurry. The slurry is then dried at room temperature to remove the liquid. The dried mixture is crumbled into fine particles. The particles are cured at an elevated temperature to stablize the binder. The resulting material when utilized as the cathode material of a primary electrochemical cell provides a porous carbon structure of high surface area in which a network of large channels exists for continual diffusion of electrolytic solution to the carbon cathodic particles throughout the entire volume of the cell cathode regardless of the cell size.
    • 描述了一种主要的电化学电池,其中使用了新的粒状阴极材料。 阴极由约40至99重量%的炭黑形成,至少1重量%的在主电化学电池中为惰性的粘合剂,其余为石墨。 阴极材料可以通过将各个组分与一定量的合适液体混合以形成均匀的浆料而形成。 然后将浆液在室温下干燥以除去液体。 将干燥的混合物粉碎成细颗粒。 颗粒在升高的温度下固化以稳定粘合剂。 当用作主要电化学电池的阴极材料时,所得到的材料提供了高表面积的多孔碳结构,其中存在大通道的网络,用于在电池阴极的整个体积中电解溶液连续扩散到碳阴极颗粒 不管细胞大小。
    • 95. 发明授权
    • Lithium electric cell
    • 锂电池
    • US4086402A
    • 1978-04-25
    • US777801
    • 1977-03-15
    • Georges Feuillade
    • Georges Feuillade
    • H01M6/14
    • H01M6/14
    • The invention relates to a lithium electric cell comprising, in a first embodiment, a lithium negative electrode and a positive electrode made in particular of copper sulphide, the electrolyte comprising a salt such as tetralkylammonium having predominantly anionic conductivity and, in a second embodiment, said cell comprises between the electrodes a separation membrane made of an anionic exchanger material such as quaternized polyvinylpyridine, the electrolyte of the cathode compartment being tetralkylammonium chloride, the electrolyte of the anode compartment being a salt such as lithium perchlorate having predominantly cationic conductivity. The invention is implemented in cells in thin layers.
    • 本发明涉及锂电池,其在第一个实施方案中包括锂负极和特别是硫化铜制成的正电极,该电解质包含盐,例如主要具有阴离子导电性的四烷基铵,并且在第二个实施方案中,所述 电极之间包含由阴离子交换材料如季铵化聚乙烯吡啶制成的分离膜,阴极室的电解质是四烷基氯化铵,阳极室的电解质是主要具有阳离子导电性的高氯酸锂。 本发明在薄层细胞中实现。
    • 98. 发明授权
    • Primary electrochemical cell capable of high discharge rates
    • 主要电化学电池能够高放电率
    • US4020248A
    • 1977-04-26
    • US614451
    • 1975-09-18
    • Franz Goebel
    • Franz Goebel
    • H01M4/06H01M4/64H01M6/14
    • H01M6/14H01M4/06H01M4/64
    • A primary electrochemical cell is described which is capable of achieving high discharge currents. The primary electrochemical cell incorporates a novel cathode structure. That cathode structure has a cathode current collector which is comprised with a plurality of electrically interconnected layers of a porous metallic material such as a nickel screen. Interposed between the layers of the cathode current collector are layers of globules of a cathode material. This material has a composition of from about 40 to 99 weight percent of carbon black, at least 1 weight percent of a mechanical binder which is inert in the primary electrochemical cell and the remainder is graphite. When such a cathode structure is incorporated into a primary electrochemical cell, two features are obtained which contribute to the high discharge current capability of the cell. Firstly, because a multitude of globules of cathode material are utilized in the cathode structure along with a porous current collector, large channels are maintained throughout the cathode structure thereby greatly facilitating the diffusion of the electrolytic solution of the cell, throughout the cathode structure. Secondly, the conductive cathode current collector extends throughout the cathode structure and is in close contact with all of the cathode material.
    • 描述了能够实现高放电电流的主电化学电池。 主要的电化学电池结合了新颖的阴极结构。 该阴极结构具有阴极集电器,阴极集电器包括多个金属材料如镍屏蔽的电互连层。 阴极集电体的层之间插入有阴极材料的小球。 该材料具有约40至99重量%的炭黑,至少1重量%的在主要电化学电池中为惰性的机械粘合剂,其余为石墨的组合物。 当将这种阴极结构并入初级电化学电池中时,获得有助于电池的高放电电流能力的两个特征。 首先,由于阴极材料的多个小球与多孔集电器一起用于阴极结构,因此在整个阴极结构中保持大的通道,从而极大地促进电池的电解溶液在整个阴极结构中的扩散。 其次,导电阴极集电体延伸贯穿阴极结构并与所有阴极材料紧密接触。