Patent · US Expired

Catalysts and components of catalysts for polymerizing olefins

US4439540A · kind A · utility

67Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1981
Grant dateMar 27, 1984
Priority date
Expiry dateSep 29, 2001

Classification

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

Abstract

New components of catalysts for the polymerization of alpha-olefins, e.g., olefins containing three or more carbon atoms, and mixtures thereof with ethylene, are disclosed, said catalysts comprising a Mg dihalide and, chemically fixed thereto, a Ti compound and an electron-donor compound.

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