Ethylene-alpha-olefin copolymer
    21.
    发明申请
    Ethylene-alpha-olefin copolymer 失效
    乙烯-α-烯烃共聚物

    公开(公告)号:US20060089476A1

    公开(公告)日:2006-04-27

    申请号:US11255867

    申请日:2005-10-24

    IPC分类号: C08F210/00

    摘要: An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a heat quantity of fusion of a cold xylene soluble part of 30 J/g or more, and satisfying specific relations among a rate of the cold xylene soluble part in the copolymer, the density, a melt flow rate and a characteristic relaxation time.

    摘要翻译: 具有衍生自乙烯的单体单元和衍生自3-20个碳原子的α-烯烃的单体单元,密度为906至970kg / m 3的乙烯-α-烯烃共聚物,活化能 的流动为50kJ / mol以上,冷二甲苯可溶部分的熔融热量为30J / g以上,满足共聚物中冷二甲苯可溶部分的比例,密度,a 熔体流动速率和特征弛豫时间。