Semiconductive polymer compositions
    2.
    发明授权
    Semiconductive polymer compositions 有权
    半导体聚合物组合物

    公开(公告)号:US07767741B2

    公开(公告)日:2010-08-03

    申请号:US11572475

    申请日:2005-06-21

    IPC分类号: C08K5/00 H01B1/06

    CPC分类号: H01B1/24

    摘要: The present invention relates to a semiconductive polymer composition comprising an olefin homo- or copolymer wherein the composition has a direct current volume resistivity of less than 1000 Ohm·cm at 90° C., an elongation at break which after aging for 240 hours at 135° C. does not change by more than 25%, and a total number of structures of 20 or less in the SIED test. Furthermore, the present invention relates to an electric power cable comprising a conductor, a semiconducting layer and, adjacent to the semiconducting layer, an insulation layer, wherein the semiconducting layer is formed by said semiconductive polymer composition and to the use of said semiconducting polymer composition for the production of a semiconductive layer of an electric power cable.

    摘要翻译: 本发明涉及一种包含烯烃均聚物或共聚物的半导体聚合物组合物,其中组合物在90℃下的直流体积电阻率小于1000欧姆·厘米,断裂伸长率在135℃老化240小时后 在SIED测试中,不会改变25%以上的结构总数,或20以下的结构。 此外,本发明涉及一种电力电缆,其包括导体,半导电层,并且与半导电层相邻的绝缘层,其中所述半导体层由所述半导体聚合物组合物形成,并且使用所述半导体聚合物组合物 用于生产电力电缆的半导体层。

    Semiconductive Polymer Compositions
    8.
    发明申请
    Semiconductive Polymer Compositions 有权
    半导体聚合物组合物

    公开(公告)号:US20080157028A1

    公开(公告)日:2008-07-03

    申请号:US11572475

    申请日:2005-06-21

    IPC分类号: H01B1/24 H01B1/12 H01B9/00

    CPC分类号: H01B1/24

    摘要: The present invention relates to a semiconductive polymer composition comprising a olefin homo- or copolymer wherein the composition has a direct current volume resistivity of less than 1000 Ohm.cm at 90 ° C., an elongation at break which after aging for 240 hours at 135 ° C. does not change by more than 25%, and a total number of structures of 20 or less in the SIED test. Furthermore, the present invention relates to an electric power cable comprising a conductor, a semicoducting layer and, adjacent to the semiconducting layer, an insulation layer, wherein the semiconducting layer is formed by said semiconductive polymer composition and to the use of said semiconducting polymer composition for the production of a semiconductive layer of an electric power cable.

    摘要翻译: 本发明涉及包含烯烃均聚物或共聚物的半导体聚合物组合物,其中组合物在90℃下的直流体积电阻率小于1000欧姆·厘米,断裂伸长率在135℃老化240小时后 在SIED测试中,不会改变25%以上的结构总数,或20以下的结构。 此外,本发明涉及一种电力电缆,其包括导体,半导体层,并且与半导电层相邻的绝缘层,其中所述半导体层由所述半导体聚合物组合物形成,并且使用所述半导体聚合物组合物 用于生产电力电缆的半导体层。