Patent · US Expired

Titanated chromium/silica-aluminophosphate catalyst

US6423663B1 · kind B1 · utility

37Cited by
16References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 23, 2001
Grant dateJul 23, 2002
Priority date
Expiry dateJan 23, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2410/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a chromium/silica-aluminophosphate catalyst, titanated under specific conditions and used for the homopolymerisation or the copolymerisation of ethylene. The polyethylene obtained with this catalyst has a high melt potential and a high shear resistance. The catalyst has a high level of activity.

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