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    • 7. 发明申请
    • BIMETALLIC METALLOCENE CATALYST FOR ISOTACTIC POLYPROPYLENE POLYMERISATION
    • 用于异构聚丙烯聚合的双金属茂金属催化剂
    • WO00035929A1
    • 2000-06-22
    • PCT/EP1999/009855
    • 1999-12-13
    • C07F7/00C07F17/00C08F4/44C08F4/62C08F4/622C08F4/639C08F4/6392C08F4/642C08F4/6592C08F10/00C08F110/06
    • C07F17/00C08F4/63908C08F4/63912C08F4/63916C08F4/6392C08F110/06Y10S526/943C08F2500/03C08F2500/15
    • A metallocene compound having general formula: CpAXMQ1Q2Cp'A'X'M'Q1'Q2' wherein Cp and Cp' are each independently a substituted or unsubstituted cyclopentadienyl moiety; M and M' are each independently a metal chosen from Group IV B transition metals and vanadium, and coordinate to Cp and Cp' respectively; X and X' are each independently a substituted or unsubstituted Group VA or VIA heteroatom and coordinate to M and M' respectively; A and A' are bridging groups between Cp and X and between Cp' and X' respectively and are independently chosen from -SiR'2-O-SiR'2-, -SinR'm-, -CnR'm- and -CR'2-SiR'2-CR'2-SiR'2-, in which each R' is independently H or hydrocarbyl having 1 to 20 carbon atoms, n is an integer in the range 1 to 4 and m = 2n; each Q1, Q2 and Q1' and Q2' is independently a coordinating group which is hydrogen, halogen or hydrocarbyl having 1 to 20 carbon atoms and each of Q1 and Q1' is coordinated to both M and M'.
    • 具有以下通式的茂金属化合物:CpAXMQ1Q2Cp'A'X'M'Q1'Q2'其中Cp和Cp'各自独立地为取代或未取代的环戊二烯基部分; M和M'各自独立地选自ⅣB族过渡金属和钒,分别与Cp和Cp'配位; X和X'各自独立地为取代或未取代的基团VA或VIA杂原子,分别与M和M'配位; A和A'分别是Cp和X之间以及Cp'和X'之间的桥连基团,独立地选自-SiR'2-O-SiR'2-,-SinR'm-,-CnR'm-和-CR '2-SiR'2-CR'2-SiR'2-,其中每个R'独立地为H或具有1至20个碳原子的烃基,n为1至4的整数,m = 2n; 每个Q1,Q2和Q1'和Q2'独立地是配位基团,其是氢,卤素或具有1至20个碳原子的烃基,并且Q1和Q1'中的每一个与M和M'配位。