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    • 1. 发明授权
    • Integrated carbon/insulator structure and method for fabricating same
    • 集成碳/绝缘体结构及其制造方法
    • US4296187A
    • 1981-10-20
    • US159266
    • 1980-06-13
    • John E. BarnesFranz GoebelWilliam T. McHugh
    • John E. BarnesFranz GoebelWilliam T. McHugh
    • H01M4/06H01M4/64H01M4/96H01M6/14
    • H01M6/14H01M4/64H01M4/96
    • A thin, integrated carbon/insulator structure, and a method for fabricating same, for use in a primary electrochemical cell. A quantity of a wet carbon slurry material including a mixture of carbon black, water and/or isopropyl alcohol, and a binder such as finely-divided "Teflon" in suspension, is deposited onto a porous fiberglass substrate and rolled to a prescribed thickness. The rolling operation causes a portion of the slurry material to diffuse into the surface of the porous fiberglass substrate and permanently adhere to and unite with a surface portion of the fiberglass substrate in an integrated, interlocking fashion.The fiberglass substrate having the layer of carbon slurry material integrated therewith is then dried to cause the layer of carbon slurry material to dry and shrink to the form of a layer of carbon plaque having a network of cracks produced therethrough in a random pattern as a result of the shrinkage during drying. The layer of carbon plaque at this stage represents an aggregation of porous carbon globules. The layer of carbon plaque is re-rolled to close cracks at the upper surface of the layer while simultaneously establishing a desired thickness for the layer. After curing the above arrangement to increase adherence of the carbon globules to each other and to the fiberglass substrate, an integrated carbon/insulator structure of a desired size and configuration for use in a primary electrochemical cell can be cut out from the abovedescribed arrangement.
    • 薄的集成碳/绝缘体结构及其制造方法,用于初级电化学电池。 将一定数量的包含炭黑,水和/或异丙醇的混合物的湿碳浆料和悬浮液中细碎的“特氟纶”的粘合剂沉积在多孔玻璃纤维基材上并轧制至规定的厚度。 轧制操作导致一部分浆料材料扩散到多孔玻璃纤维基材的表面,并以一体化的互锁方式永久地粘合并与玻璃纤维基材的表面部分结合。 然后将具有与其一体化的碳浆料材料层的玻璃纤维基材干燥以使碳浆料材料层干燥并收缩成具有随机图案产生的裂纹网络的碳斑块的形式,结果 的干燥期间的收缩。 该阶段的碳斑层表示多孔碳球的聚集体。 碳层的层被重新卷起以在层的上表面处闭合裂纹,同时为该层确定所需的厚度。 在固化上述布置以增加碳球彼此和玻璃纤维基材的粘附性之后,可以从上述布置中切出用于初级电化学电池的所需尺寸和构型的整体碳/绝缘体结构。
    • 2. 发明授权
    • Integrated carbon/insulator structure and method for fabricating same
    • 集成碳/绝缘体结构及其制造方法
    • US4377033A
    • 1983-03-22
    • US251622
    • 1981-04-06
    • John E. BarnesFranz GoebelWilliam T. McHugh
    • John E. BarnesFranz GoebelWilliam T. McHugh
    • H01M4/64H01M4/96H01M6/14
    • H01M4/64H01M4/96H01M6/14Y10T29/49108Y10T29/49115
    • A thin, integrated carbon/insulator structure, and a method for fabricating same, for use in a primary electrochemical cell. A quantity of a wet carbon slurry material including a mixture of carbon black, water and/or isopropyl alcohol, and a binder such as finely-divided "Teflon" in suspension, is deposited onto a porous fiberglass substrate and rolled to a prescribed thickness. The rolling operation causes a portion of the slurry material to diffuse into the surface of the porous fiberglass substrate and permanently adhere to and unite with a surface portion of the fiberglass substrate in an integrated, interlocking fashion. The fiberglass substrate having the layer of carbon slurry material integrated therewith is then dried to cause the layer of carbon slurry material to dry and shrink to the form of a layer of carbon plaque having a network of cracks produced therethrough in a random pattern as a result of the shrinkage during drying. The layer of carbon plaque at this stage represents an aggregation of porous carbon globules. The layer of carbon plaque is re-rolled to close cracks at the upper surface of the layer while simultaneously establishing a desired thickness for the layer. After curing the above arrangement to increase adherence of the carbon globules to each other and to the fiberglass substrate, an integrated carbon/insulator structure of a desired size and configuration for use in a primary electrochemical cell can be cut out from the abovedescribed arrangement.
    • 薄的集成碳/绝缘体结构及其制造方法,用于初级电化学电池。 将一定数量的包含炭黑,水和/或异丙醇的混合物的湿碳浆料和悬浮液中细碎的“特氟纶”的粘合剂沉积在多孔玻璃纤维基材上并轧制至规定的厚度。 轧制操作导致一部分浆料材料扩散到多孔玻璃纤维基材的表面,并以一体化的互锁方式永久地粘合并与玻璃纤维基材的表面部分结合。 然后将具有与其一体化的碳浆料材料层的玻璃纤维基材干燥以使碳浆料材料层干燥并收缩成具有随机图案产生的裂纹网络的碳斑块的形式,结果 的干燥期间的收缩。 该阶段的碳斑层表示多孔碳球的聚集体。 碳层的层被重新卷起以在层的上表面处闭合裂纹,同时为该层确定所需的厚度。 在固化上述布置以增加碳球彼此和玻璃纤维基材的粘附性之后,可以从上述布置中切出用于初级电化学电池的所需尺寸和构型的整体碳/绝缘体结构。
    • 5. 发明授权
    • Electrochemical cell
    • 电化学电池
    • US4284691A
    • 1981-08-18
    • US159271
    • 1980-06-13
    • Franz GoebelWilliam T. McHugh
    • Franz GoebelWilliam T. McHugh
    • H01M4/64H01M6/12H01M6/14H01M6/46H01M2/26
    • H01M4/64H01M6/12H01M6/14H01M6/46
    • A high-rate, low-temperature, primary electrochemical cell. The cell in accordance with the invention includes an elongated cylindrical metal housing within which a vertical array of battery stack components is disposed and exposed to a cathodelectrolyte solution. Each of the battery stack components has an opening therein through which an elongated metal rod located centrally within the housing passes and serves as an electrical terminal for the cell.The components of the battery stack include a plurality of thin, flat, circular, lithium anode discs secured to the metal rod, and a plurality of carbon current collector cathode/insulator structures arranged in the array in alternation with the lithium anode discs. Each of the carbon current collector cathode/insulator structures includes a generally circular, thin, metal current collector spaced from the metal rod by way of the opening therein and having a size and shape so as to generally conform to the interior configuration of the housing and make direct physical contact with an interior wall of the housing. First and second circular, flat, thin, porous carbon layers are disposed on opposite sides of the metal current collector and spaced from the metal rod by way of the openings therein. First and second circular, flat, porous fiberglass insulators integrated with the first and second porous carbon layers, respectively, are in direct physical contact with adjacent ones of the lithium anode discs and separate the porous carbon layers from the adjacent lithium anode discs.
    • 高速率,低温,初级电化学电池。 根据本发明的电池包括细长的圆柱形金属外壳,其中电池堆组件的垂直阵列布置在其中并暴露于阴极电解液。 每个电池堆组件具有开口,通过该开口,位于壳体中心的细长金属杆通过该开口,并且用作电池的电端子。 电池堆的组件包括固定到金属棒的多个薄的平坦的圆形锂阳极盘,以及与锂阳极盘交替排列成阵列的多个碳集电极阴极/绝缘体结构。 每个碳电集流体阴极/绝缘体结构包括大致圆形,薄的金属集流体,其通过其中的开口与金属棒间隔开,并具有尺寸和形状,以便大致符合壳体的内部结构, 与外壳的内墙直接接触。 第一和第二圆形,扁平,薄的多孔碳层设置在金属集流体的相对侧上,并通过其中的开口与金属棒间隔开。 与第一和第二多孔碳层分别集成的第一和第二圆形,平坦,多孔的玻璃纤维绝缘体与相邻的锂阳极盘直接物理接触,并将多孔碳层与相邻的锂阳极盘分开。
    • 7. 发明授权
    • Metal substrate for an electrochemical cell
    • 用于电化学电池的金属基底
    • US4315060A
    • 1982-02-09
    • US159267
    • 1980-06-13
    • Franz GoebelWilliam T. McHugh
    • Franz GoebelWilliam T. McHugh
    • H01M2/22H01M2/26H01M4/70H01M6/14H01M6/46H01M6/00
    • H01M6/46H01M4/70
    • A metal current collector substrate adapted to be inserted into an elongated cylindrical housing of a primary electrochemical cell. The metal current collector substrate is employed together with porous carbon and fiberglass separator elements to form a carbon current collector electrode/separator assembly for use in the electrochemical cell.The metal current collector substrate in accordance with the invention comprises a thin, circular, metal disc (e.g., of nickel) having a plurality of curved notches around its periphery. The notches are equally-spaced about the periphery of the disc (e.g., at 45.degree. intervals) and define a plurality of deflective, resilient arcuate portions intermediate to the notches. Prior to insertion into the housing of the cell, the disc is flat and has a diameter greater than the internal diameter of the housing. The disc is inserted into the housing by pushing the disc longitudinally into the housing whereupon the arcuate portions are deflected upwardly by physical contact with the interior wall of the housing. This deflection causes the arcuate portions to move toward each other and in turn to cause the disc to generally conform to the interior cross section of the housing. The arcuate portions following the deflection thereof are at acute angles with respect to the interior wall of the housing and make direct physical contact with the wall of the housing. In addition, due to the adjacency of the notches in the disc to the wall of the housing, a plurality of passageways are established between the disc and the interior wall of the housing.
    • 金属集电器基板,适于插入主电化学电池的细长圆柱形外壳中。 金属集流体基板与多孔碳和玻璃纤维分离器元件一起使用以形成用于电化学电池的碳集电极电极/分离器组件。 根据本发明的金属集电器基板包括薄的圆形金属盘(例如镍),其周围具有多个弯曲的凹口。 凹口围绕圆周的周边等间隔(例如,以45°间隔),并且在凹口之间限定多个弯曲的,有弹性的弧形部分。 在插入电池壳体之前,该盘是扁平的并且具有大于壳体内径的直径。 通过将盘纵向推入壳体而将盘插入壳体中,由此弓形部分通过与壳体的内壁物理接触而向上偏转。 这种偏转导致弓形部分朝向彼此移动,并且继而导致盘基本上符合壳体的内部横截面。 其偏转之后的弓形部分相对于壳体的内壁呈锐角,并与壳体的壁直接物理接触。 此外,由于盘中的凹口与壳体的壁相邻,在盘和壳体的内壁之间建立了多个通道。