Patent · US Active

Polymerisation control process

US9394381B2 · kind B2 · utility

0Cited by

4References

46Claims

0Family size

Assignee

INEOS SALES (UK) LIMITED · GB

Inventors

Jean-Louis Chamayou · Châteauneuf-les-Martigues, FR
Daniel Marissal · Braine-le-Comte, BE

Key dates

Filing date	Nov 16, 2011
Grant date	Jul 19, 2016
Priority date	—
Expiry date	Apr 3, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/582
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for maintaining a continuous gas-phase (co-) polymerization of olefins in a large fluidized bed reactor in a homogeneous mode while operating at high space time yield and condensation rate in the presence of a polymerization catalyst.

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