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    • 3. 发明申请
    • Separator-electrode unit for lithium-ion batteries, method for the production and use thereof in lithium batteries
    • 锂离子电池用隔膜电极单元,锂电池的制造方法及其制造方法
    • US20050221192A1
    • 2005-10-06
    • US10524665
    • 2003-07-04
    • Volker HennigeChristian HyingGerhard HorpelSven Augustin
    • Volker HennigeChristian HyingGerhard HorpelSven Augustin
    • B05D5/12H01M2/14H01M2/16H01M4/13H01M10/0525H01M10/36H01M10/42H01M10/50
    • H01M10/0525H01M2/1646H01M2/1673H01M2/1686H01M4/0402H01M4/0471H01M4/13H01M10/052H01M10/0562H01M10/4235
    • The present invention relates to separator-electrode units for lithium batteries and also to a process for their production. The separator-electrode units comprise a porous electrode which is useful as a positive electrode (cathode) or negative electrode (anode) in a lithium battery and a separator layer applied to this electrode and are characterized in that the separator-electrode units comprise a purely inorganic separator layer which comprises at least two fractions of metal oxide particles which differ from each other in their average particle size and/or in the metal. More particularly, the separator layer comprises metal oxide particles having an average particle size (Dg) which is greater than the average pore size (d) of the pores of the porous positive electrode that are bonded together by metal oxide particles having a particle size (Dk) which is smaller than the pores of the porous electrode. The separator-electrode unit of the invention has the advantage that it is simple to manufacture as one component and, since the step of laminating the separator onto the electrode can be omitted, that it can comprise a large variation of materials. In addition, a separator-electrode unit according to the invention possesses excellent mechanical stability and a very low separator thickness, which is why it can even be used in lithium high energy batteries.
    • 本发明涉及锂电池用隔膜电极单元及其制造方法。 分离电极单元包括可用作锂电池中的正电极(阴极)或负电极(阳极)的多孔电极和施加到该电极上的隔板层,其特征在于,隔板电极单元包括纯 无机分离器层,其包含在其平均粒度和/或金属中彼此不同的金属氧化物颗粒的至少两个级分。 更具体地说,隔板层包含平均粒径(D≤G)的金属氧化物颗粒,该平均粒径大于多孔正极的孔的平均孔径(d) 具有比多孔电极的孔更小的粒径(D >k)的金属氧化物颗粒。 本发明的隔膜 - 电极单元的优点在于,作为一个部件制造简单,并且由于可以省略将隔膜层压到电极上的步骤,所以可以包括大的材料变化。 此外,根据本发明的隔膜 - 电极单元具有优异的机械稳定性和非常低的隔板厚度,这就是为什么甚至可以用于锂高能电池中的原因。
    • 4. 发明申请
    • Ion conducting battery separator for lithium batteries, method for the production and use thereof
    • 用于锂电池的离子导电电池隔板,其制造和使用方法
    • US20060166085A1
    • 2006-07-27
    • US10519097
    • 2003-07-21
    • Volker HennigeChristian HyingGerhard Horpel
    • Volker HennigeChristian HyingGerhard Horpel
    • H01M4/00H01M2/14B05D5/12B05D3/12B05D1/02B05D1/18
    • H01M2/162H01B1/122H01M2/145H01M2/1646H01M2/1666H01M10/0525H01M10/4235
    • The invention relates to separators for lithium batteries and to a process for producing them, and also to their use. The separators of the invention for lithium batteries, based on a sheetlike flexible substrate provided with a plurality of openings and having a porous inorganic electrically insulating coating on and in said substrate, said coating closing the openings in the substrate, the material of the substrate being selected from woven or non-woven electrically nonconductive polymeric fibers and the inorganic electrically conductive coating comprising metal oxide particles, are notable for the fact that the separators have lithium ion conducting properties without the presence of an electrolyte. After filling them with an additional lithium ion conducting electrolyte, the resulting ion conduction is much higher than in the case of conventional combinations of non-lithium ion conducting separators and electrolyte. The separators of the invention are especially suitable for use in high power lithium batteries.
    • 本发明涉及锂电池用隔膜及其制造方法,也涉及其用途。 本发明的用于锂电池的隔板基于设置有多个开口的片状柔性基板,并且在所述基板上和之上具有多孔无机电绝缘涂层,所述涂层封闭基板中的开口,基板的材料为 选自织造或非织造非导电聚合物纤维和包含金属氧化物颗粒的无机导电涂层是显着的,因为隔板具有锂离子传导性能而不存在电解质。 在用额外的锂离子传导电解质填充它们之后,所得到的离子传导比非传统的非锂离子传导隔离物和电解质的组合的情况高得多。 本发明的分离器特别适用于大功率锂电池。
    • 7. 发明申请
    • Electric separator, method for the production and use thereof
    • 电分离器,其生产和使用方法
    • US20050084761A1
    • 2005-04-21
    • US10504144
    • 2003-01-15
    • Volker HennigeChristian HyingGerhard Horpel
    • Volker HennigeChristian HyingGerhard Horpel
    • H01M2/14H01M2/16
    • H01M2/162H01M2/1646H01M2/1666
    • The present invention relates to electrical separators and to a process for making them. An electrical separator is a separator used in batteries and other arrangements in which electrodes have to be separated from each other while maintaining ion conductivity for example. The separator is preferably a thin porous insulating material possessing high ion permeability, good mechanical strength and long-term stability to the chemicals and solvents used in the system, for example in the electrolyte of the battery. In batteries, the separator should fully electrically insulate the cathode from the anode. Moreover, the separator has to be permanently elastic and to follow movements in the system, for example in the electrode pack in the course of charging and discharging. This object is achieved by an electrical separator according to the invention, comprising a sheetlike flexible substrate having a multiplicity of openings and having a coating on and in said substrate, said substrate being a polymeric nonwoven and said coating being a porous electrically insulating ceramic coating, said separator being characterized by a thickness of less than 80 μm.
    • 本发明涉及电动分离器及其制造方法。 电分离器是用于电池和其它布置的隔板,其中电极必须彼此分离,同时保持例如离子传导性。 隔膜优选是具有高离子渗透性,良好的机械强度和对系统中使用的化学品和溶剂的长期稳定性的薄多孔绝缘材料,例如在电池的电解质中。 在电池中,分离器应使阴极与阳极完全电绝缘。 此外,分离器必须是永久的弹性的并且可以跟随系统中的运动,例如在充电和放电过程中的电极组中。 该目的通过根据本发明的电气分离器实现,其包括具有多个开口的片状柔性基底,并且在所述基底上和所述基底中具有涂层,所述基底是聚合物非织造材料,所述涂层是多孔电绝缘陶瓷涂层, 所述分离器的特征在于小于80μm的厚度。