Hydrogenation of chemically derived 1,3-propanediol
US7084311B2 · kind B2 · utility
7Cited by
11References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2003 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Aug 13, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C29/90
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a process comprising contacting chemical 1,3-propanediol with hydrogen in the presence of a hydrogenation catalyst. Preferably, the chemical 1,3-propanediol, before the contacting has an initial color and, after the contacting, has a color that is lower than the initial color.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.