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    • 4. 发明申请
    • COMPOSITE SUITABLE FOR USE IN ELECTROCHEMICAL CELLS
    • 复合材料适用于电化学电池
    • WO9919917A3
    • 1999-06-24
    • PCT/EP9806394
    • 1998-10-08
    • BASF AGGS JAPAN STORAGEBAUER STEPHANBRONSTERT BERNDMOEHWALD HELMUTSTEPHAN OSKARTUKAMOTO HISASHI
    • BAUER STEPHANBRONSTERT BERNDMOEHWALD HELMUTSTEPHAN OSKARTUKAMOTO HISASHI
    • H01G9/155C09K9/02H01B5/14H01G9/02H01G9/04H01M2/16H01M4/13H01M4/48H01M4/485H01M4/62H01M6/18H01M6/40H01M10/0525H01M10/0565H01M10/0569H01M10/36H01M10/40H01M10/04
    • H01M4/13C09K9/02H01G9/02H01G9/04H01M2/164H01M2/1673H01M4/0435H01M4/485H01M4/62H01M4/622H01M6/188H01M6/40H01M10/0525H01M10/0565H01M10/0569H01M2300/0085
    • A composite comprises Aa) at least one first layer which comprises a mixture Ia, comprising a mix IIa consisting of a) from 1 to 95 % by weight of a solid III, preferably a basic solid III, having a primary particle size of from 5 nm to 20 mu m and b) from 5 to 99 % by weight of a polymeric composition IV obtainable by polymerization of b1) from 5 to 100 % by weight, based on the composition IV, of a condensation product V of alpha ) at least one compound VI which is able to react with a carboxylic acid or a sulfonic acid or a derivative or a mixture of two or more thereof, and beta ) at least 1 mol per mol of the compound VI of a carboxylic acid or sulfonic acid VII which contains at least one free-radically polymerizable functional group, or a derivative thereof or a mixture of two or more thereof, and b2) from 0 to 95 % by weight, based on the composition IV, of a further compound VIII having a mean molecular weight (number average) of at least 5000 and polyether segments in the main chain or a side chain, where the proportion by weight of the mix IIa in the mixture Ia is from 1 to 100 % by weight, and the layer is free of an electron-conducting, electrochemically active compound, and B) at least one second layer which comprises an electron-conducting, electrochemically active compound, wherein the first layer or layers and the second layer or layers are joined to one another by one of the two methods V1 or V2: V1) Lamination of the first layer or layers with the second layer or layers under the action of heat or pressure or under the action of heat and pressure, or V2 Corona treatment of the first layer or layers, the second layer or layers or the first layer or layers and the second layer or layers and subsequent bringing together of the corona-treated first layer or layers with the corona-treated or untreated second layer or layers.
    • 复合材料包括Aa)至少一个包含混合物Ia的第一层,其包含混合物IIa,混合物IIa由以下组分组成:a)1至95重量%的固体III,优选碱性固体III,其初级粒度为5 nm至20μm,和b)5至99重量%的聚合物组合物IV,其可通过以b1)5至100重量%(基于组合物IV)将α缩合产物V至少 一种化合物VI,其能够与羧酸或磺酸或其两种或多种的衍生物或其混合物反应,并且β)每摩尔化合物VI至少1摩尔的羧酸或磺酸VII,其中 含有至少一个可自由基聚合的官能团,或其衍生物或其两种或多种的混合物,和b2)0至95重量%(基于组合物IV)的另一种化合物VIII具有平均分子量 重量(数均)至少5000和聚醚片段在。 n链或侧链,其中混合物Ia中混合物IIa的重量比例为1至100重量%,并且该层不含电子传导的电化学活性化合物,和B)至少一个 第二层,其包括电子传导的电化学活性化合物,其中第一层或第二层或第二层或两层通过两种方法V1或V2之一彼此连接:V1)第一层或第二层与第 在热或压力作用下或在热和压力的作用下的第二层或第二层,或V2电晕处理第一层或第二层或第二层或第一层或第二层或第二层或第二层或 随后将电晕处理的第一层或多层与电晕处理或未经处理的第二层或多层组合在一起。