PROCESS FOR THE PREPARATION OF ETHYLENE COPOLYMERS
    5.
    发明申请
    PROCESS FOR THE PREPARATION OF ETHYLENE COPOLYMERS 审中-公开
    制备乙烯共聚物的方法

    公开(公告)号:WO2007122098A1

    公开(公告)日:2007-11-01

    申请号:PCT/EP2007/053429

    申请日:2007-04-06

    Abstract: A polymerization process comprising contacting under polymerization conditions ethylene and at least one alpha olefin of fo rmu la CH2=CHA wherein A is a C 2 -C 20 alkyl radical to obtain a copolymer containing from 95% by mol to 50% by mol of ethylene derived units in the presence of a catalyst system obtainable by contacting: b) at least a metallocene compound of formu la (I) b) alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally c) an organo aluminum compound; wherein the groups R 1 -R 4 , L, M and W are described in the text.

    Abstract translation: 一种聚合方法,包括在聚合条件下使乙烯和至少一种其中A为C 2 -C 20烷基的α-烯烃,其中A为C 2 -C 20烷基, 共聚物在催化剂体系的存在下含有95摩尔%至50摩尔%的乙烯衍生单元,所述催化剂体系可以通过以下方式获得:b)至少一种式Ia(I)的茂金属化合物:铝氧烷或能够形成 烷基茂金属阳离子; 和任选地c)有机铝化合物; 其中基团R 1 -R 4,L,M和W在文中描述。

    PROCESS FOR THE PREPARATION OF ETHYLENE PROPYLENE COPOLYMERS
    6.
    发明申请
    PROCESS FOR THE PREPARATION OF ETHYLENE PROPYLENE COPOLYMERS 审中-公开
    制备乙烯丙烯共聚物的方法

    公开(公告)号:WO2007122097A1

    公开(公告)日:2007-11-01

    申请号:PCT/EP2007/053424

    申请日:2007-04-06

    Abstract: A polymerization process comprising contacting under polymerization conditions ethylene and at least propylene to obtain a copolymer containing from 96% by mol to 71% by mol of ethylene derived units, in the presence of a catalyst system obtainable by contacting: b) at least a metallocene compound of formula (I), b) alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally c) an organo aluminum compound; wherein the groups R 1 -R 4 , L, M and W are described in the text.

    Abstract translation: 一种聚合方法,包括在聚合条件下使乙烯和至少丙烯接触,以获得含有衍生自乙烯的单元的96摩尔%至71摩尔%的乙烯衍生单元的共聚物,所述催化剂体系可以通过以下方式获得:b)至少一种茂金属 式(I)化合物,b)铝氧烷或能够形成烷基金属茂阳离子的化合物; 和任选地c)有机铝化合物; 其中基团R 1 -R 4,L,M和W在文中描述。

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