CATALYST SYSTEM
    1.
    发明申请
    CATALYST SYSTEM 有权
    催化剂体系

    公开(公告)号:US20160244543A1

    公开(公告)日:2016-08-25

    申请号:US15027707

    申请日:2014-10-07

    Abstract: A catalyst system comprising a) a metal complex of the formula CyLMZp, wherein M is a group 4 metal Z is an anionic ligand, p is number of 1 to 2, preferably 2 Cy is a cyclopentadienyl-type ligand and, L is a ligand of the formula wherein each A is independently selected from the group consisting of nitrogen and phosphorus and R1, R2, and R4 are independently selected from the group consisting of hydrogen, unsubstituted or substituted hydrocarbyl, unsubstituted or substituted silyl and unsubstituted or substituted germyl residues, and b) a boron containing activator, characterized in that the molar ratio of the boron of the activator to M of the metal complex is greater than 2.5.

    Abstract translation: 一种催化剂体系,其包括a)式CyLMZp的金属络合物,其中M为第4族金属Z为阴离子配体,p为1至2的数,优选2个为环戊二烯基型配体,L为配体 其中每个A独立地选自氮和磷,并且R 1,R 2和R 4独立地选自氢,未取代或取代的烃基,未取代或取代的甲硅烷基和未取代或取代的己基残基, 和b)含硼活化剂,其特征在于活化剂的硼与金属络合物的M的摩尔比大于2.5。

    METAL COMPLEX COMPRISING AMIDINE AND INDOLE FUSED CYCLOPENTADIENYL LIGANDS

    公开(公告)号:US20210269465A1

    公开(公告)日:2021-09-02

    申请号:US17048042

    申请日:2019-04-15

    Abstract: A metal complex of the formula (1) InCyLMZp  (1), wherein M is a group 4 metal Z is an anionic ligand, p is number of 1 to 2, preferably 2, InCy is an indole fused cyclopentadienyl-type ligand of the formula (2) wherein R1 means for each index m individually a C1-C4-alkyl that substitutes a hydrogen atom of the benzene ring, m is a number of 0 to 4, preferably 0 to 2, in particular 0, R2 means C1-C10-alkyl, C5-C10-cycloalkyl, and an unsubstituted or C1-C10-alkyl or C1-C4-dialkyl amino substituted C6-C10-aryl, in particular C1-C4-alkyl substituted phenyl, more preferably methyl, phenyl or di-C1-C4-alkyl substituted phenyl, in particular di-tert.-butyl-phenyl, R3, R4 and R5 being individually selected from the group of hydrogen, C1-C4-alkyl, unsubstituted or C1-C4-alkyl and/or halogen, in particular chlorine or fluorine substituted C6-C10-aryl, in particular unsubstituted or C1-C4-alkyl substituted phenyl whereby preferably R3, R4 and R5 being individually selected from the group of hydrogen, C1-C4-alkyl, unsubstituted or C1-C4-alkyl and/or halogen, in particular chlorine or fluorine substituted C6-C10-aryl, in particular C1-C4-alkyl substituted phenyl, more preferably at least one of the radicals R3 to R5 shall mean C1-C4-alkyl, in particular methyl, i-propyl and phenyl and, L is an amidinate ligand of the formula (3) wherein the amidine-containing ligand is covalently bonded to the metal M via the imine nitrogen atom, and Sub1 is an unsubstituted or C1-C4-alkyl and/or halogen, in particular chlorine or fluorine substituted C6-C10-aromatic substituent, in particular phenyl and Sub2 is a substituent comprising a heteroatom of group 15, through which Sub2 is bonded to the imine carbon atom or Sub1 and Sub2 together with the imino group they are connected to form a ligand of formula (3a) wherein the amidine-containing ligand (3a) is covalently bonded to the metal M via the imine nitrogen atom N2, wherein the benzo ring fused to the amidine ring may be unsubstituted or contain further substituents R7, which are individually of the index “q” selected from the group of hydrogen, C1-C4-alkyl and halogen and whereby q is a number of 0 to 4, preferably 0 to 2, most preferably 0, Sub4 is an aliphatic or aromatic cyclic or linear substituent comprising a group 14 atom through which Sub4 is bonded to the amino nitrogen atom N1, preferably Sub4 is a C6-C10-aromatic ring, preferably phenyl which is unsubstituted or substituted by one or more substituents from the group selected from halogen, in particular Cl or F and C1-C4-alkyl, preferably Sub4 is a 2,6-di-fluorophenyl.

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