FI964123A - Amidokarboksyylihapon puhdistaminen neste/nesteuutolla - Google Patents
Amidokarboksyylihapon puhdistaminen neste/nesteuutolla Download PDFInfo
- Publication number
- FI964123A FI964123A FI964123A FI964123A FI964123A FI 964123 A FI964123 A FI 964123A FI 964123 A FI964123 A FI 964123A FI 964123 A FI964123 A FI 964123A FI 964123 A FI964123 A FI 964123A
- Authority
- FI
- Finland
- Prior art keywords
- liquid
- purification
- amidocarboxylic acid
- extraction
- liquid extraction
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/22—Separation; Purification; Stabilisation; Use of additives
- C07C231/24—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/228,612 US5393905A (en) | 1994-04-15 | 1994-04-15 | Purification of amido-carboxylic acids |
PCT/US1995/004336 WO1995028383A1 (en) | 1994-04-15 | 1995-04-07 | Purification of amido-carboxylic acid by liquid/liquid extraction |
Publications (2)
Publication Number | Publication Date |
---|---|
FI964123A true FI964123A (fi) | 1996-10-14 |
FI964123A0 FI964123A0 (fi) | 1996-10-14 |
Family
ID=22857905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI964123A FI964123A0 (fi) | 1994-04-15 | 1996-10-14 | Amidokarboksyylihapon puhdistaminen neste/nesteuutolla |
Country Status (7)
Country | Link |
---|---|
US (1) | US5393905A (fi) |
EP (1) | EP0755377A1 (fi) |
JP (1) | JPH10500941A (fi) |
CN (1) | CN1146200A (fi) |
AU (1) | AU686372B2 (fi) |
FI (1) | FI964123A0 (fi) |
WO (1) | WO1995028383A1 (fi) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR9713583A (pt) | 1996-12-17 | 2000-04-04 | Procter & Gamble | Processo para preparação de n(alcanoil)aminoalcanoiloxibenzenossulfonatos |
AR031516A1 (es) | 1998-11-20 | 2003-09-24 | Procter & Gamble | Proceso para preparar 4-sulfofenil-[(1-oxialcanoil)amino] alcanoato, dicho compuesto y composicion de limpieza que lo contiene |
WO2001092209A2 (en) | 2000-06-02 | 2001-12-06 | Eastman Chemical Company | Process for hydrolyzing amido-carboxylic acid esters into amido-carboxylic acids |
US6498124B2 (en) | 2000-06-02 | 2002-12-24 | Eastman Chemical Company | Isolation of phenyl ester salts from mixtures comprising sulfolane |
US6500973B2 (en) | 2000-06-02 | 2002-12-31 | Eastman Chemical Company | Extractive solution crystallization of chemical compounds |
WO2001092216A2 (en) | 2000-06-02 | 2001-12-06 | Eastman Chemical Company | Improved purification of phenyl ester salts |
US6660712B2 (en) * | 2000-06-02 | 2003-12-09 | Dale Elbert Van Sickle | Stabilization of amido acids with antioxidants |
CN101977664B (zh) * | 2008-03-20 | 2014-02-26 | 塔特和莱利技术有限公司 | 从叔酰胺溶剂中去除酸 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2453234A (en) * | 1946-08-14 | 1948-11-09 | American Enka Corp | Process for the preparation of amino-carboxylic-acids from lactams |
GB648889A (en) * | 1946-08-14 | 1951-01-17 | Algemene Kunstzijde Unie Nv | Improved process for the preparation of amino-carboxylic-acids from lactams |
US2881193A (en) * | 1955-05-09 | 1959-04-07 | Colgatepalmolive Company | Purification of n-higher fatty acid amides of lower monoaminocarboxylic acids |
US2956068A (en) * | 1956-08-28 | 1960-10-11 | Henkel & Compagnie G M B H | Preparation of acylamino carboxylic acids |
US3444219A (en) * | 1966-11-14 | 1969-05-13 | Dow Chemical Co | Purification of 9- (and 10-)acrylamidostearic acid |
GB1197672A (en) * | 1968-01-26 | 1970-07-08 | Colgate Palmolive Co | Process for Preparing Fatty Acyl Derivatives of Amino Acids. |
-
1994
- 1994-04-15 US US08/228,612 patent/US5393905A/en not_active Expired - Fee Related
-
1995
- 1995-04-07 AU AU22816/95A patent/AU686372B2/en not_active Ceased
- 1995-04-07 CN CN95192594A patent/CN1146200A/zh active Pending
- 1995-04-07 EP EP95916250A patent/EP0755377A1/en not_active Withdrawn
- 1995-04-07 JP JP7527028A patent/JPH10500941A/ja not_active Ceased
- 1995-04-07 WO PCT/US1995/004336 patent/WO1995028383A1/en not_active Application Discontinuation
-
1996
- 1996-10-14 FI FI964123A patent/FI964123A0/fi unknown
Also Published As
Publication number | Publication date |
---|---|
AU686372B2 (en) | 1998-02-05 |
JPH10500941A (ja) | 1998-01-27 |
CN1146200A (zh) | 1997-03-26 |
US5393905A (en) | 1995-02-28 |
AU2281695A (en) | 1995-11-10 |
FI964123A0 (fi) | 1996-10-14 |
EP0755377A1 (en) | 1997-01-29 |
WO1995028383A1 (en) | 1995-10-26 |
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