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    An electric insulation material, an electric device comprising the insulation material and a transformer
    1.
    发明公开
    An electric insulation material, an electric device comprising the insulation material and a transformer 有权
    Elektrisches Isoliermaterial，elektrische Vorrichtung mit dem Isoliermaterial und Wandler

    公开(公告)号：EP2075801A1

    公开(公告)日：2009-07-01

    申请号：EP07124090.7

    申请日：2007-12-27

    申请人： ABB Research Ltd.

    发明人： Rongsheng, Liu ,  Hjortstam, Olof ,  Jaksts, Albert ,  Pettersson, Leif A.

    IPC分类号： H01B3/20 ,  H01B3/52

    CPC分类号： H01B3/20 ,  H01B3/52

    摘要： According to the invention is defined an electric insulation material (1) for an electric device comprising one or several electrical conductors and an electric insulation material arranged around the conductor or between the conductors, and which insulation material is impregnated with a dielectric insulation liquid. The electric insulation material comprises a main layer (2) that is provided with a surface layer (3) that has a dielectric constant that is lower than the dielectric constant of the main layer.

    摘要翻译： 根据本发明，定义了一种用于电气设备的电绝缘材料（1），其包括一个或多个电导体和布置在导体周围或导体之间的电绝缘材料，并且绝缘材料被介电绝缘液体浸渍。 电绝缘材料包括主层（2），其设有具有低于主层的介电常数的介电常数的表面层（3）。