Catalyst deactivation
US6180730A · kind A · utility
16Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1998 |
| Grant date | Jan 30, 2001 |
| Priority date | — |
| Expiry date | Dec 12, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F6/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A particulate deactivator is used to pacify halogen-containing catalyst residues from a medium pressure solution polymerization process. The deactivator is added post-reactor preferably in the form of a suspension. The particulate deactivator may also be used in conjunction with a secondary, soluble deactivator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.