Propylene oxide recovery process
US7718040B2 · kind B2 · utility
1Cited by
10References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 23, 2007 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Aug 4, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D301/32
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Product propylene oxide in a reaction mixture resulting from the reaction of propylene, oxygen and hydrogen or from the reaction of propylene and hydrogen peroxide is separated from propylene and/or propane by extractive distillation using methanol and/or water extractive distillation solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.