Patent · US Expired

Catalyst modifiers and their use in the polymerization of olefins(s)

US6346584B1 · kind B1 · utility

14Cited by
2References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 1999
Grant dateFeb 12, 2002
Priority date
Expiry dateSep 9, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F4/65927
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to the use of at least one acid and at least one base and/or at least one reductant and at least one oxidant that when used with a polymerization catalyst in a polymerization process results in the controllable generation of a catalyst inhibitor that renders the polymerization catalyst substantially or completely inactive.

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