Supported Lewis acid catalyst polymerization process
US5902919A · kind A · utility
23Cited by
1References
2Claims
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Key dates
| Filing date | Jun 2, 1998 |
| Grant date | May 11, 1999 |
| Priority date | — |
| Expiry date | Jun 2, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2231/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A supported Lewis acid catalyst, which comprises an inorganic oxide substrate having immobilized thereon at least one Lewis acid and a modifying agent containing at least one functional moiety capable of reacting with surface hydroxyl groups originally present on said substrate and which is effective as a catalyst for hydrocarbon conversion reactions including cationic polymerization, alkylation, isomerization and cracking reactions is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.