Patent · US Expired

Polymerisation catalyst

US6492293B1 · kind B1 · utility

2Cited by
6References
44Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 1, 2000
Grant dateDec 10, 2002
Priority date
Expiry dateNov 1, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F110/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A catalyst for the polymerisation and copolymerisation of 1-olefins is disclosed which comprises1) a late transition metal complex2) optionally an activating quantity of an activator compound, and3) a support which has been impregnated with titanium or aluminium, and calcined at a temperature of between 200° C. and 1000° C., said calcining being after impregnation in the case of aluminium.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.