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    • 2. 发明授权
    • Ansa group 4 metal bis (.mu.-substituted) aluminum complexes
    • Ansa组4金属双(μ-取代)铝络合物
    • US6140521A
    • 2000-10-31
    • US330672
    • 1999-06-11
    • Eugene Y. ChenWilliam J. Kruper, Jr.Peter N. NickiasDavid R. Wilson
    • Eugene Y. ChenWilliam J. Kruper, Jr.Peter N. NickiasDavid R. Wilson
    • C07F5/06C07F7/10C07F7/28C07F17/00C07F19/00C08F4/642C08F4/659C08F4/6592C08F10/00C07F7/00C08F4/64
    • C08F10/00C07F17/00C07F5/066C08F210/16C08F4/65908C08F4/6592C08F4/65927Y10S526/943
    • Ansa bis(.mu.-substituted) Group 4 metal and aluminum compounds comprising a single Group 4 metal atom and two aluminum metal atoms corresponding to the formula: ##STR1## wherein: L' is a .pi.-bonded group,M is a Group 4 metal,J is nitrogen or phosphorus;Z is a divalent bridging group causing the complex to have an ansa structure,R' is an inert monovalent ligand;r is one or two;X independently each occurrence is a Lewis basic ligand group able to form a .mu.-bridging ligand group, and optionally the two X groups may be joined together, andA' independently each occurrence is an aluminum containing Lewis acid compound that forms an adduct with the metal complex by means of the .mu.-bridging groups, and optionally two A' groups may be joined together thereby forming a single difunctional Lewis acid containing compound, and a method of preparation comprising contacting a charge-neutral Group IV metal coordination complex having at least two Lewis basic groups with at least two molar equivalents of charge-neutral aluminum coordination complexes having Lewis acidic aluminum atoms such that at least two of the aluminum atoms of the aluminum coordination complexes bond to at least two of the Lewis basic groups of the Group IV coordination complex.
    • Ansa双(μ-取代的)第4族金属和铝化合物,其包含对应于下式的单个第4族金属原子和两个铝金属原子:其中:L'是π键合基团,M是第4族金属,J是 氮或磷; Z是使络合物具有ansa结构的二价桥连基团,R'是惰性单价配体; r是一两个; 独立地,X独立地是能够形成mu-桥接配体基团的路易斯碱性配体基团,并且任选地两个X基团可以连接在一起,并且A'独立地是含铝的路易斯酸化合物,其与 金属络合物,并且任选地两个A'基团可以连接在一起,从而形成单一双官能路易斯酸化合物,以及制备方法,包括使具有至少一个电荷的中性IV族金属配位络合物 两个路易斯碱性基团,其具有至少两摩尔当量的具有路易斯酸性铝原子的电荷 - 中性铝配位络合物,使得铝配位络合物的至少两个铝原子与至少两个第IV族的路易斯碱性基团键合 协调综合体
    • 5. 发明授权
    • Highly activated bimetallic complexes and polymerization process
    • 高活性双金属络合物和聚合过程
    • US06284698B1
    • 2001-09-04
    • US09528787
    • 2000-03-17
    • Eugene Y. ChenShaoguang S. FengDavid D. GrafJasson T. PattonDavid R. Wilson
    • Eugene Y. ChenShaoguang S. FengDavid D. GrafJasson T. PattonDavid R. Wilson
    • B01J3100
    • C07F17/00C08F4/65908C08F4/65912C08F10/00C08F2410/03C08F4/6592
    • Catalyst compositions comprising 1) one or more bimetallic Group 3-6 or Lanthanide metal complexes corresponding to the formula:  wherein: M and M′ are independently Group 3, 4, 5, 6, or Lanthanide metals; L is a divalent group (or trivalent group if bound to Q) having up to 50 nonhydrogen atoms and containing an aromatic &pgr;-system through which the group is bound to M, said L also being bound to Z; L′ is a monovalent group or a divalent group (if bound to L″ or Q), or a trivalent group (if bound to both L″ and Q) having up to 50 nonhydrogen atoms and containing an aromatic &pgr;-system through which the group is bound to M′; L″ is a monovalent group or a divalent group (if bound to L′ or Q), or a trivalent group (if bound to both L′ and Q) having up to 50 nonhydrogen atoms and containing an aromatic &pgr;-system through which the group is bound to M′, or L″ is a moiety comprising boron or a member of Group 14 of the Periodic Table of the Elements, and optionally also comprising nitrogen, phosphorus, sulfur or oxygen, said L″ having up to 20 non-hydrogen atoms; Z is a moiety comprising boron or a member of Group 14 of the Periodic Table of the Elements, and also comprising nitrogen, phosphorus, sulfur or oxygen, said Z having up to 20 non-hydrogen atoms; X, X′ and X″ are as defined in the specification; Q is a divalent anionic ligand group bound at one terminus to either Z or L and bound at the remaining terminus to either L′ or L″, said Q having up to 20 nonhydrogen atoms; and x, x′, and x″ are independently integers from 0 to 3; and 2) one or more activating cocatalysts; wherein activating cocatalyst component 2) causes both metal centers, M and M′, of the one or more bimetallic metal complexes 1) to be catalytically active for the polymerization of addition polymerizable monomers.
    • 催化剂组合物包含1)一种或多种对应于下式的双金属组3-6或镧系元素金属络合物:其中:M和M'独立地为第3,4,5,6族或镧系金属; L为二价基团(或三价 基团如果结合Q)具有多达50个非氢原子并且含有基团与M结合的芳族π系统,所述L也与Z结合; L'是一价基团或二价基团(如果与 L“或Q)或三价基团(如果与L”和Q两者结合),其具有多达50个非氢原子并且含有该基团通过其与M'结合的芳族π系统; L“是 一价基团或二价基团(如果与L'或Q键合)或三价基团(如果与L'和Q两者结合)具有多达50个非氢原子并含有芳族π-系统,通过该基团键合该基团 M'或L“是包含元素周期表第14族的硼或元素的部分,并且任选地也包含氮,磷 所述L“具有多达20个非氢原子; Z是包含元素周期表第14族的硼或元素的部分,并且还包含氮,磷,硫或氧, 所述Z具有至多20个非氢原子; X,X'和X“如说明书中所定义; Q是在一个末端与Z或L结合的二价阴离子配体基团,并在剩余的末端结合至 L'或L“,所述Q具有至多20个非氢原子; 和x,x'独立地为0至3的整数; 和2)一种或多种活化助催化剂;其中活化助催化剂组分2)使得一种或多种双金属金属络合物1)的金属中心M和M'两者对于可加聚单体的聚合具有催化活性。