Process for reducing sheeting during polymerization of alpha-olefins
US5034479A · kind A · utility
15Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 1990 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Jul 30, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/901
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for reducing sheeting during gas phase polymerization of alpha-olefins utilizing catalysts prone to cause sheeting wherein the gaseous feed stream containing monomer comonomer hydrogen and inert gas is introduced into the reactor through the recycle stream to the reactor at a point prior to cooling the recycle stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.