Patent · US Expired

Gas phase polymerization process

US5453471A · kind A · utility

167Cited by
16References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 1994
Grant dateSep 26, 1995
Priority date
Expiry dateAug 2, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/901
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for producing polymers in a gas phase reactor by continuously introducing a stream of monomer and gas into a polymerization zone while maintaining the temperature within the polymerization zone below the dew point temperature of at least one monomer present in said polymerization zone.

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