Titanated chromium/silica-aluminophosphate catalyst
US6482901B1 · kind B1 · utility
38Cited by
12References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 2001 |
| Grant date | Nov 19, 2002 |
| Priority date | — |
| Expiry date | Apr 20, 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/silca-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.