Self limiting catalyst composition and propylene polymerization process
    7.
    发明授权
    Self limiting catalyst composition and propylene polymerization process 有权
    自限催化剂组合物和丙烯聚合方法

    公开(公告)号:US07491670B2

    公开(公告)日:2009-02-17

    申请号:US10568930

    申请日:2004-09-17

    IPC分类号: C08F4/642

    摘要: A catalyst composition for the polymerization of propylene comprising one or more Ziegler-Natta procatalyst compositions comprising one or more transition metal compounds and one or more esters of aromatic dicarboxylic acid internal electron donors; one or more aluminum containing cocatalysts; a selectivity control agent (SCA) comprising at least one silicon containing compound containing at least one C1-10 alkoxy group bonded to a silicon atom, and one or more activity limiting agent (ALA) compounds comprising one or more aliphatic or cycloaliphatic carboxylic acids; alkyl-, cycloalkyl- or alkyl(poly)(oxyalkyl)-(poly)ester derivatives thereof; or inertly substituted derivatives of the foregoing.

    摘要翻译: 一种用于丙烯聚合的催化剂组合物,其包含一种或多种齐格勒 - 纳塔前催化剂组合物,其包含一种或多种过渡金属化合物和一种或多种芳族二羧酸内电子给体的酯; 一种或多种含铝助催化剂; 包含至少一种含有至少一个与硅原子键合的C 1-10烷氧基的含硅化合物的选择性控制剂(SCA)和一种或多种包含一种或多种脂族或脂环族羧酸的活性限制剂(ALA)化合物; 烷基 - ,环烷基 - 或烷基(聚)(烷氧基) - (聚)酯衍生物; 或惰性取代的衍生物。

    Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization process
    8.
    发明授权
    Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization process 失效
    二羧酸酯内给体和丙烯聚合过程的自限催化剂组成

    公开(公告)号:US07381779B2

    公开(公告)日:2008-06-03

    申请号:US10568931

    申请日:2004-08-18

    IPC分类号: C08F4/642

    摘要: A catalyst composition for the polymerization of propylene comprising one or more Ziegler-Natta procatalyst compositions comprising one or more transition metal compounds and one or more esters of aromatic dicarboxylic acid internal electron donors; one or more aluminum containing cocatalysts; and a mixture of two or more different selectivity control agents, said SCA mixture comprising from 1 to 99 percent of one or more esters of one or more aromatic monocarboxylic acids or substituted derivatives thereof, and from 99 to 1 percent of one or more alkoxysilane compounds.

    摘要翻译: 一种用于丙烯聚合的催化剂组合物,其包含一种或多种齐格勒 - 纳塔前催化剂组合物,其包含一种或多种过渡金属化合物和一种或多种芳族二羧酸内电子给体的酯; 一种或多种含铝助催化剂; 和两种或更多种不同选择性控制剂的混合物,所述SCA混合物包含1至99%的一种或多种一种或多种芳族单羧酸或其取代衍生物的酯,以及99至1%的一种或多种烷氧基硅烷化合物 。