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    • 19. 发明授权
    • Allyl containing metal complexes and olefin polymerization process
    • 烯烃聚合催化剂包含含有4族金属络合物的烯丙基
    • US5994255A
    • 1999-11-30
    • US114109
    • 1998-07-11
    • Peter N. NickiasFrancis J. TimmersDavid D. Devore
    • Peter N. NickiasFrancis J. TimmersDavid D. Devore
    • C07F17/00C08F4/02C08F4/06C08F4/60C08F4/619C08F4/6192C08F4/64C08F4/642C08F4/659C08F10/00B01V31/00B01J37/00
    • C08F10/00C07F17/00C08F4/619C08F4/61912C08F4/61916C08F4/6192C08F4/65912Y10S526/943
    • Catalysts for olefin polymeriztion comprising metal complexes corresponding to the formula: ##STR1## or a dimer, solvated adduct, chelated derivative or mixture thereof, wherein:L is a cyclic group or Y*, that is bound to M by means of a delocalized .pi.-bond, said group containing up to 50 nonhydrogen atoms;L' is a cyclic group or Y* that is bound to M by means of a delocalized .pi.-bond, said group containing up to 50 nonhydrogen atoms;M is a metal of Group 4 of the Periodic Table of the Elements;Z is a covalently bound, divalent substituent of up to 50 non-hydrogen atoms having the formula, --(ER.sub.2).sub.m --, wherein E independently each occurrence is carbon, silicon or germanium, R independently each occurrence is selected from the group consisting of hydrocarbyl, hydrocarbyloxy, silyl, and germyl of up to 20 atoms other than hydrogen, and m is an integer from 1 to 3;Y* is an allyl or a hydrocarbyl-, silyl- or germyl-substituted allyl group containing up to 20 nonhydrogen atoms bonded to Z and bonded via an .eta..sup.3 -.pi. bond to M;where Y' is an allyl group or a hydrocarbyl-, silyl-, or germyl-substituted allyl group containing up to 20 nonhydrogen atoms bonded via an .eta..sup.3 -.pi. bond to M;X' is a neutral conjugated diene ligand having up to 20 non-hydrogen atoms;X" independently each occurrence is a monovalent, anionic moiety selected from hydride, halo, hydrocarbyl, silyl, germyl, hydrocarbyloxy, amide, siloxy, halohydrocarbyl, halosilyl, silylhydrocarbyl, and aminohydrocarbyl having up to 20 non-hydrogen atoms, or two X" groups together form a divalent hydrocarbadiyl group;n is a number from 0 to 3; andp is an integer from 0 to 2.
    • 用于烯烃聚合的催化剂,其包含对应于下式的金属络合物:二聚体,溶剂化加合物,螯合衍生物或其混合物,其中:L是通过离域π键与M结合的环状基团或Y * 该基团含有多达50个非氢原子; L'是通过离域pi键与M结合的环状基团或Y *,所述基团含有多达50个非氢原子; M是元素周期表第4族的金属; Z是具有式 - (ER 2)m - 的多达50个非氢原子的共价结合的二价取代基,其中E独立地每次出现为碳,硅或锗,R各自独立地选自 烃基,烃氧基,甲硅烷基和除氢以外的至多20个原子的甲锗烷基,m是1至3的整数; Y *是含有至多20个非氢原子的烯丙基或烃基 - 甲硅烷基或甲锗烷基取代的烯丙基,其与Z键合并通过η3键连接至M; 其中Y'是含有至多20个非氢原子的烯基或烃基,甲硅烷基或或锗基取代的烯丙基,其通过η3键与M键合; X'是具有至多20个非氢原子的中性共轭二烯配体; X“独立地是选自氢化物,卤素,烃基,甲硅烷基,甲硅烷基,烃氧基,酰胺,甲硅烷氧基,卤代烃基,卤代甲硅烷基,甲硅烷基烃基和具有至多20个非氢原子的氨基烃基的一价阴离子部分,或两个X 一起形成二价烃基; n是从0到3的数字; p为0〜2的整数。