2)C9H6}Zr(η-C5Me5)Cl2], [M(C5H4CMe2C9H7)}(η-C5H5)Cl2](M = Zr or Hf) and [ZrC5H4CMe2(C9H7}(η-C 5H5)Me2] have been prepared and characterised. The activity of the metallocenes as cocatalysts for the polymerisation of ethene and propene has been evaluated.
新的柄-metallocenes [M 我2 C(η-C 5 H ^ 4)(η 2 -C 9 ħ 6)}(η-C 5 H ^ 5)CL] [M = Zr的(晶体结构),或者,
铪],[M (CH 2)5 C(η-C 5 H ^ 4)(η 2 -C 9 ħ 6)}(η-C 5 H ^ 5)CL]·0.5C 6 H ^ 5我[M = Zr的(晶体结构)或Hf],[Zr的我2 C(η-C 5 H ^ 4)(η 3 -C 13ħ 8)}(η-C 5 H ^ 5)CL](晶体结构),[M 我2 C(η-C 5 H ^ 4)2 }(η-C 5 H ^ 5)CL] [M = Zr或HF(晶体结构)],[X 2(η-C 5 H ^ 5)M C 5 ħ 4(
CME 2)C 9 H ^ 6)} M *(η-C 5 H ^ 5)X 2 }](X = Cl,M,M * = Zr,Zr; Hf,Hf; Zr,Hf;或Hf,Zr;