Patent · US Expired

Process for the preparation of 1-butene/propylene copolymers

US7531609B2 · kind B2 · utility

3Cited by
22References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 2005
Grant dateMay 12, 2009
Priority date
Expiry dateOct 20, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F210/10
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A solution polymerization process for obtaining isotactic, crystalline or crystallizable 1-butene/propylene polymers comprising contacting under polymerization conditions at a temperature ranging from 50° C. to 90° C. 1-butene and propylene in the presence of a catalyst system obtainable by contacting:

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