Process for reducing unsaturation on polyols
US5288921A · kind A · utility
1Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1993 |
| Grant date | Feb 22, 1994 |
| Priority date | — |
| Expiry date | Feb 24, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G65/30
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The level of unsaturation in certain polyols can be reduced by extraction with certain low molecular weight polyols like ethylene glycol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.