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    • 1. 发明公开
    • Catalysts
    • Katalysatoren
    • EP2746289A1
    • 2014-06-25
    • EP12199261.4
    • 2012-12-21
    • Borealis AG
    • Resconi, LuigiCastro, PascalVirkkunen, VilleIzmer, Vyatcheslav V.Kononovich, Dmitry S.Kulyabin, Pavel SergeevichVoskoboynikov, Alexander Z.
    • C07F17/00C07F7/08C08F10/06C08F4/6592
    • C08F4/65927C07C1/321C07C17/16C07C45/00C07C51/00C07F7/0818C07F7/082C07F17/00C08F210/06C08F10/06C08F4/65912C08F210/16C08F2500/03C08F2500/12
    • An asymmetric complex of formula (I)

      wherein
      M is zirconium or hafnium;
      each X is a sigma ligand;
      L is a divalent bridge selected from -R' 2 C-, -R' 2 C-CR' 2 -, -R' 2 Si-, -R' 2 Si-SiR' 2 -, -R' 2 Ge-, wherein each R' is independently a hydrogen atom, C1-C20-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl;
      R 2 and R 2' are each independently a C 1 -C 20 hydrocarbyl radical;
      R 5' is a C 1-20 hydrocarbyl group;
      R 5 is hydrogen, or a C 1-20 hydrocarbyl group;
      R 6 is a non tertiary C 1-10 alkyl group or C6-10-aryl group or C7-10 arylalkyl group or ZR 3 ;
      R 6' is a tertiary C 4-20 alkyl group;
      R 3 is a C1-20 hydrocarbyl group optionally substituted with halo;
      Ar is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R 1 ;
      Ar' is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R 1 ;
      each R 1 is a C 1-20 hydrocarbyl group or two R 1 groups on adjacent carbon atoms taken together can form a fused 5 or 6 membered ring with the Ar group, said ring being itself optionally substituted with one or more groups R 4 ; and
      each R 4 is a C 1-20 hydrocarbyl group.
    • 式(I)的不对称配合物,其中M是锆或铪; 每个X是σ配体; L是选自-R'2 C-,-R'2 C-CR'2 - ,-R'2 Si-,-R'2 Si-SiR'2 - ,-R'2 Ge-, 其中每个R'独立地为氢原子,C 1 -C 20 - 烷基,三(C 1 -C 20 - 烷基)甲硅烷基,C 6 -C 20 - 芳基,C 7 -C 20 - 芳基烷基或C 7 -C 20 - 烷基芳基; R 2和R 2'各自独立地为C 1 -C 20烃基; R 5'是C 1-20烃基; R 5是氢或C 1-20烃基; R 6是非叔C 1-10烷基或C 6-10 - 芳基或C 7-10芳烷基或ZR 3; R 6'是叔C 4-20烷基; R 3是任选被卤素取代的C 1-20烃基; Ar是任选被一个或多个R 1基团取代的具有至多20个碳原子的芳基或杂芳基; Ar'是任选被一个或多个R 1基团取代的具有至多20个碳原子的芳基或杂芳基; 每个R 1是C 1-20烃基或相邻碳原子上的两个R 1基团可以一起形成与Ar基团稠合的5或6元环,所述环本身任选被一个或多个R 4基团取代; 并且每个R 4是C 1-20烃基。
    • 2. 发明公开
    • Catalyst
    • 催化剂
    • EP2746301A1
    • 2014-06-25
    • EP12199255.6
    • 2012-12-21
    • Borealis AG
    • Resconi, LuigiCastro, PascalVirkkunen, VilleIzmer, Vyatcheslav VKononovich, Dimitry S.Kulyabin, Pavel SergeevichVoskoboynikov, Alexander Z.
    • C08F10/06C08F4/6592C07F17/00C07F7/08
    • C08F110/06C07C1/326C07C2531/18C07F7/0818C07F17/00C08F4/65912C08F4/65927C08F10/06C08F4/02C08F2500/03C08F2500/12C08F2500/15C08F210/06C08F210/16
    • A catalyst comprising
      (i) an asymmetric complex of formula (I)

      wherein
      M is zirconium or hafnium;
      each X is a sigma ligand;
      L is a divalent bridge selected from -R' 2 C-, -R' 2 C-CR' 2 -, -R' 2 Si-, -R' 2 Si-SiR' 2 -, -R' 2 Ge-, wherein each R' is independently a hydrogen atom, C1-C20-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl;
      R 2 and R 2' are each independently linear C 1-10 hydrocarbyl;
      R 5 and R 5' are each independently hydrogen or a C 1-20 hydrocarbyl group;
      R 6 and R 6' are each independently hydrogen or a C1-20 hydrocarbyl group;
      R 7 is hydrogen or a C1-20 hydrocarbyl group or is ZR 3 ;
      Z is O or S, preferably O;
      R 3 is a C1-10 hydrocarbyl group;
      Ar is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R 8 ;
      Ar' is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R 8' ;
      R 8 and R 8' are each independently is a C1-20 hydrocarbyl group;
      with the proviso that at least one of R 6 or R 7 is not H;
      and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. boron.
    • 一种催化剂,其包含(i)其中M为锆或铪的式(I)的不对称配合物; 每个X是σ配体; L是选自-R'2C - , - R'2C-CR'2 - , - R'2Si-,-R'2Si-SiR'2-,-R'2Ge-的二价桥,其中每个R'是 独立地为氢原子,C 1 -C 20烷基,三(C 1 -C 20烷基)甲硅烷基,C 6 -C 20芳基,C 7 -C 20芳烷基或C 7 -C 20烷芳基; R2和R2'各自独立地为直链C1-10烃基; R5和R5'各自独立地为氢或C 1-20烃基; R6和R6'各自独立地为氢或C1-20烃基; R7是氢或C1-20烃基或是ZR3; Z是O或S,优选O; R3是C1-10烃基; Ar是任选地被一个或多个基团R8取代的具有至多20个碳原子的芳基或杂芳基; Ar'是具有至多20个碳原子的芳基或杂芳基,其任选地被一个或多个基团R8'取代; R8和R8'各自独立地为C1-20烃基; 条件是R6或R7中的至少一个不是H; 和(ii)包含13族金属化合物的助催化剂,例如, 硼。