Patent · US Expired

Polymerisation process

US7759457B2 · kind B2 · utility

16Cited by
3References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 4, 2005
Grant dateJul 20, 2010
Priority date
Expiry dateMay 6, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/909
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for the polymerisation of olefins is disclosed wherein at least part of a stream, preferably a catalytically active stream, withdrawn from a polymerisation reactor is passed through a fractionator so as to remove hydrogen and active fines.

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