Catalyst systems for preparing 1-hexene and/or 1-octene from ethylene
US9375709B2 · kind B2 · utility
1Cited by
9References
20Claims
0Family size
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Key dates
| Filing date | Mar 15, 2013 |
| Grant date | Jun 28, 2016 |
| Priority date | — |
| Expiry date | Jul 16, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2531/34
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This invention relates to a catalyst system for selective oligomerization of ethylene, which includes (i) a chromium compound; (ii) a ligand having a P—C—C—P backbone structure; and (iii) an activator, thus preparing 1-hexene and/or 1-octene with high activity and selectivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.