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    • 1. 发明申请
    • HIGH PERFORMANCE MEMBRANE
    • 高性能膜
    • WO2009063067A3
    • 2009-07-30
    • PCT/EP2008065593
    • 2008-11-14
    • DSM IP ASSETS BVQIU JUNRULKENS RUDYKAMP OP DEN JOHANNES LEONARDUS MARIATHIES JENS CHRISTOPH
    • QIU JUNRULKENS RUDYKAMP OP DEN JOHANNES LEONARDUS MARIATHIES JENS CHRISTOPH
    • B01D67/00B01D69/12
    • B01D67/0088B01D69/02B01D71/26B01D71/56B01D2323/02B01D2325/22B01D2325/24H01M2/145H01M2/1653
    • The invention relates to a micro-porous membrane comprising a porous membrane carrier made of a first polymeric material (A) and comprising a second polymeric material (B) intimately divided throughout the porous membrane carrier, wherein the porous membrane carrier comprises a plurality of interconnected polymeric fibers, fibrils, filaments and/or lamellae having a thickness of less than 1 µm, the porous membrane carrier has an interconnected open porous structure formed by the plurality of interconnected polymeric fibers, fibrils, filaments and/or lamellae and a porosity of at least 50%; and the polymeric material (B) comprises a thermoplastic polycondensation polymer and is present in an amount of at most 30 wt.%, relative to the total weight of (A) and (B). The invention also relates to a process for preparing such a micro-porous membrane comprising steps wherein (i) a porous membrane carrier made of a first polymeric material (A) is impregnated with a polymer solution comprising a second polymeric material (B) in a solvent system (X), and (ii) the resulting impregnated membrane carrier is quenched in a non-solvent system (Y), thereby precipitating at least part of the second polymeric material (B).
    • 本发明涉及一种微孔膜,其包含由第一聚合物材料(A)制成的多孔膜载体并且包含紧密分散在整个多孔膜载体中的第二聚合物材料(B),其中所述多孔膜载体包含多个互连的 厚度小于1μm的聚合物纤维,原纤维,长丝和/或薄片,多孔膜载体具有由多个相互连接的聚合物纤维,原纤维,长丝和/或薄片形成的互连的开放多孔结构,孔隙率为 至少50%; 并且聚合物材料(B)包含热塑性缩聚聚合物并且以相对于(A)和(B)的总重量计至多30重量%的量存在。 本发明还涉及制备这种微孔膜的方法,其包括以下步骤:(i)用包含第二聚合物材料(B)的聚合物溶液浸渍由第一聚合物材料(A)制成的多孔膜载体, 溶剂系统(X),和(ii)所得浸渍膜载体在非溶剂体系(Y)中骤冷,由此沉淀至少部分第二聚合物材料(B)。
    • 2. 发明申请
    • ELECTRICAL DEVICES
    • 电气设备
    • WO2009012931A2
    • 2009-01-29
    • PCT/EP2008005862
    • 2008-07-17
    • DSM IP ASSETS BVRULKENS RUDYPELT VAN WILFRED WILHELMUS GERDUFOUR PETER REMCOYOSHIMOTO YUDAI
    • RULKENS RUDYPELT VAN WILFRED WILHELMUS GERDUFOUR PETER REMCOYOSHIMOTO YUDAI
    • H01B3/30C08L77/00H01H1/023
    • H01B3/305C08G69/265H01H1/023H01H2201/024H01H2201/03
    • The invention relates to an electrical device, comprising an electrically conductive element and a plastic part in contact with the conductive element, wherein at least a part of the electrically conductive element is made of a silver comprising composition and wherein the plastic part, partially or integrally, is made of polymer composition comprising a semi-aromatic polyamide (X) comprising units derived from aliphatic diamines and dicarboxylic acids, wherein (a) the dicarboxylic acids (A) consist of a mixture of 5-65 mole% aliphatic dicarboxylic acid and/or aromatic dicarboxylic acid other than terephthalic acid (A1 ) and 35-95 mole % terephthalic acid (A2); (b) the aliphatic diamines (B) consist a mixture of 10-70 mole% of a short chain aliphatic diamine with 2-5 C atoms (B1 ) and 30-90 mole % of a long chain aliphatic diamine with at least 6 C atoms (B2); and (c) the combined molar amount of terephthalic acid (A2) and the long chain aliphatic diamine (B2) is at least 60 mole %, relative to the total molar amount of the dicarboxylic acids and diamines.
    • 本发明涉及一种电气设备,包括导电元件和与导电元件接触的塑料部件,其中导电元件的至少一部分由含银组合物制成,并且其中塑料部分部分或整体地 由包含衍生自脂肪族二胺和二羧酸的单元的半芳族聚酰胺(X)的聚合物组合物制成,其中(a)二羧酸(A)由5-65摩尔%脂族二羧酸和/ 或除对苯二甲酸(A1)和35-95摩尔%对苯二甲酸(A2)之外的芳族二羧酸; (b)脂肪族二胺(B)由10-70摩尔%短链脂族二胺与2-5个碳原子(B1)和30-90摩尔%长链脂族二胺与至少6个碳原子的混合物组成 原子(B2); 和(c)相对于二羧酸和二胺的总摩尔量,对苯二甲酸(A2)和长链脂族二胺(B2)的组合摩尔量为至少60摩尔%。