Filling materials
    8.
    发明授权
    Filling materials 失效
    灌装材料

    公开(公告)号:US07247796B2

    公开(公告)日:2007-07-24

    申请号:US11015047

    申请日:2004-12-17

    IPC分类号: H01B7/00

    CPC分类号: C08L53/02

    摘要: The present invention relates to a filler material useful for communication cables, such as electrical cables and optical cables. In one embodiment, (a) from about 50 to 95 percent by weight mineral oil; (b) less than about 10 percent by weight block copolymer selected from the group consisting of styrene-ethylene/butylene, styrene-ethylene/propylene, styrene-butadiene-styrene, styrene-isoprene-styrene, styrene-ethylene/butylene-styrene, styrene-ethylene/propylene-styrene, and combinations thereof; (c) less than about 35 percent by weight petroleum wax; (d) less than about 20 percent by weight hollow glass microspheres; and (e) less than about 10 percent by weight thixotropic agent selected from the group consisting of clay, colloidal metal oxide, fumed metal oxide, and combinations thereof.

    摘要翻译: 本发明涉及一种用于诸如电缆和光缆的通信电缆的填充材料。 在一个实施方案中,(a)约50至95重量%的矿物油; (b)小于约10重量%的嵌段共聚物,选自苯乙烯 - 乙烯/丁烯,苯乙烯 - 乙烯/丙烯,苯乙烯 - 丁二烯 - 苯乙烯,苯乙烯 - 异戊二烯 - 苯乙烯,苯乙烯 - 乙烯/丁烯 - 苯乙烯, 苯乙烯 - 乙烯/丙烯 - 苯乙烯及其组合; (c)小于约35重量%的石油蜡; (d)小于约20重量%的中空玻璃微球; 和(e)小于约10重量%的触变剂,其选自粘土,胶体金属氧化物,热解金属氧化物及其组合。