Patent · US Expired

Polymerization catalysts and methods

US4524141A · kind A · utility

8Cited by
8References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 1983
Grant dateJun 18, 1985
Priority date
Expiry dateApr 21, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F10/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A catalyst and method in which the catalyst is active with a cocatalyst in the polymerization and copolymerization of 1-olefins and is prepared by reacting together one or more of a specific class of organic silicon compounds, a porous support or a silicon compound treated porous support, a Group IIA organometallic compound, and a Group IVB, VB transition metal compound or mixture thereof.

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