| 摘要 |
A catalyst for the polymerisation and copolymerisation of 1-olefins is disclosed which comprises 1) a late transition metal complex 2) optionally an activating quantity of an activator compound, and 3) a support which has been impregnated with titanium or aluminium, and calcined at a temperature of between 200 DEG C and 1000 DEG C, said calcining being after impregnation in the case of aluminium. |
