Inhibition of butadiene-polymerization during the conversion of butadiene to vinylcyclohexene
US5043504A · kind A · utility
4Cited by
15References
15Claims
0Family size
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Key dates
| Filing date | Sep 5, 1990 |
| Grant date | Aug 27, 1991 |
| Priority date | — |
| Expiry date | Sep 5, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In a process of cyclodimerizing a conjugated diene to form a cycloalkene using a soluble iron complex as catalyst, the improvement comprises using as an inhibitor of diene polymerization, at least one hindered phenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.