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    • 1. 发明申请
    • CATALYST COMPOSITION INCLUDING TRANSITION METAL COMPLEXES AND OLEFIN POLYMERIZATION USING THE SAME
    • 催化剂组合物,包括过渡金属络合物和使用其的烯烃聚合
    • US20070179046A1
    • 2007-08-02
    • US11670259
    • 2007-02-01
    • Eunjung LEEChoong Hoon LEESeungwhan JUNGJung A LEEBoram LEE
    • Eunjung LEEChoong Hoon LEESeungwhan JUNGJung A LEEBoram LEE
    • C08F4/02
    • C08F10/00C08F4/65908C08F4/65912C08F210/16C08F2410/03C08F2420/02Y10S526/943C08F4/6592C08F4/65904C08F210/14C08F2500/12C08F2500/08
    • Provided is catalyst composition including a transition metal complex precatalyst represented by Formula 1; a first cocatalyst represented by Formula 2 which is an alkylaluminum compound; and a second cocatalyst represented by Formula 3 which is a salt compound comprising a Bronsted acid cation and a noncoordinating, compatible anion. Here, R1, R2, R3, R4, E, Q1, Q2 and M are defined in the specification. Al(R6)3 Formula 2 Here, R6 is defined in the specification. [L-H]+[ZA4]− Here, L, [L-H]+, Z and A are defined in the specification.A catalyst composition including binuclear transition metal complexes, an alkylaluminum compound, and a salt compound including a Bronsted acid cation, and a noncoordinating, compatible anion, and a method of preparing the catalyst composition are provided. The activity of the catalyst composition has been improved. The catalyst composition can be effectively used for copolymerization of ethylene with monomers having structural inherence, and a polyolefin copolymer having a very low density less than 0.910 g/cc can be obtained by using the catalyst composition.
    • 提供了包含式1表示的过渡金属络合物预催化剂的催化剂组合物; 由式2表示的作为烷基铝化合物的第一助催化剂; 和由式3表示的第二助催化剂,其是包含布朗斯台德酸阳离子和非配位的相容阴离子的盐化合物。 这里,R 1,R 2,R 3,R 4,E,Q 1, / SUB>,Q 2和M在说明书中定义。 <?in-line-formula description =“In-line formula”end =“lead”?> Al(R 6)3式2 < 公式描述=“在线公式”end =“tail”?>这里,在说明书中定义了R 6。 <?in-line-formula description =“In-line Formulas”end =“lead”?> [LH] + [ZA SUP> <?in-line-formula description =“In-line Formulas”end =“tail”?>这里,L,[LH] +,Z和A在本说明书中定义。 提供了包含双核过渡金属配合物,烷基铝化合物和包含布朗斯台德酸阳离子和非配位相容性阴离子的盐化合物的催化剂组合物和制备该催化剂组合物的方法。 催化剂组合物的活性得到改善。 催化剂组合物可以有效地用于乙烯与具有结构相干性的单体的共聚,并且通过使用催化剂组合物可以获得具有非常低的密度小于0.910g / cc的聚烯烃共聚物。