Catalyzed esterification process
US5426199A · kind A · utility
26Cited by
10References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1992 |
| Grant date | Jun 20, 1995 |
| Priority date | — |
| Expiry date | Dec 14, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Esters may be produced with a minimum formation of ether by-product by reacting an organic acid or ester with an alcohol at elevated temperatures in the presence of vinylaromatic polymer beads which are surface functionalized with strongly acidic functional groups, the inner volume of the polymer beads remaining unfunctionalized.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.