Patent · US Expired

Process and apparatus for the polymerization of propylene

US7524903B2 · kind B2 · utility

6Cited by
10References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 2005
Grant dateApr 28, 2009
Priority date
Expiry dateDec 9, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F210/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for preparing heterophasic propylene copolymers by polymerizing propylene in the presence of a polymerization catalyst and hydrogen as a molecular weight regulator, the process comprising the following steps:

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