Patent · US Expired

Polymerization reactor operability using static charge modifier agents

US7307130B2 · kind B2 · utility

1Cited by
30References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 2005
Grant dateDec 11, 2007
Priority date
Expiry dateMar 16, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/943
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a static charge modifier. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.

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