Patent · US Expired

Electron donor containing compositions

US5968865A · kind A · utility

7Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1997
Grant dateOct 19, 1999
Priority date
Expiry dateDec 10, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F10/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A composition containing a magnesium component, a titanium component, a halide and a 1,2-dialkoxybenzene, wherein at least one alkoxy group has at least two carbon atoms, and the manufacture of the composition are taught by the present invention. The compositions are useful as Ziegler-Natta catalysts in the production of olefin polymers.

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