CA2254110A1 - Purification of glycidyl esters by thin film evaporation - Google Patents
Purification of glycidyl esters by thin film evaporationInfo
- Publication number
- CA2254110A1 CA2254110A1 CA002254110A CA2254110A CA2254110A1 CA 2254110 A1 CA2254110 A1 CA 2254110A1 CA 002254110 A CA002254110 A CA 002254110A CA 2254110 A CA2254110 A CA 2254110A CA 2254110 A1 CA2254110 A1 CA 2254110A1
- Authority
- CA
- Canada
- Prior art keywords
- thin film
- reaction product
- purification
- distillation
- glycidyl esters
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Epoxy Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
A process for the distillation of the glycidyl ester reaction product of a straight or branched chain saturated monocarboxylic acid or salt thereof and a halosubstituted monoepoxide is disclosed, wherein the reaction product is subjected to conditions of temperature and vacuum in a thin film, short pass distillation apparatus such as a wiped film evaporator. The product distillate has significantly reduced color than the reaction product prior to distillation, and has improved heat and color stability.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1807396P | 1996-05-21 | 1996-05-21 | |
US60/018,073 | 1996-05-21 | ||
PCT/US1997/008927 WO1997044335A1 (en) | 1996-05-21 | 1997-05-20 | Purification of glycidyl esters by thin film evaporation |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2254110A1 true CA2254110A1 (en) | 1997-11-27 |
CA2254110C CA2254110C (en) | 2006-03-21 |
Family
ID=36101595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002254110A Expired - Fee Related CA2254110C (en) | 1996-05-21 | 1997-05-20 | Purification of glycidyl esters by thin film evaporation |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2254110C (en) |
-
1997
- 1997-05-20 CA CA002254110A patent/CA2254110C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2254110C (en) | 2006-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20130521 |