Patent · US Expired

Propylene polymer catalyst donor component

US7491781B2 · kind B2 · utility

13Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2006
Grant dateFeb 17, 2009
Priority date
Expiry dateMar 1, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F110/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure:

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