Rhodium catalyst regeneration by thermal treatment
US4224235A · kind A · utility
5Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1978 |
| Grant date | Sep 23, 1980 |
| Priority date | — |
| Expiry date | Dec 11, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to the continuous production of alkane polyols by the reaction of hydrogen and oxides of carbon in a homogeneous liquid phase mixture containing a rhodium carbonyl complex catalyst wherein the improvement comprises periodically lowering the temperature of the liquid phase mixture and thereafter raising it to about its former value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.