DD54354A5 - - Google Patents
Info
- Publication number
- DD54354A5 DD54354A5 DD11753866A DD11753866A DD54354A5 DD 54354 A5 DD54354 A5 DD 54354A5 DD 11753866 A DD11753866 A DD 11753866A DD 11753866 A DD11753866 A DD 11753866A DD 54354 A5 DD54354 A5 DD 54354A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED0048165 | 1965-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD54354A5 true DD54354A5 (xx) | 1967-03-05 |
Family
ID=7050947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD11753866A DD54354A5 (xx) | 1965-09-09 | 1966-05-12 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3534091A (xx) |
| BE (1) | BE686626A (xx) |
| DD (1) | DD54354A5 (xx) |
| DE (1) | DE1518721A1 (xx) |
| GB (1) | GB1117168A (xx) |
| LU (1) | LU51906A1 (xx) |
| NL (1) | NL6612655A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2121123C3 (de) * | 1971-04-29 | 1980-06-12 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Abtrennen von Wasser aus wäßrigen Lösungen von Acrylsäure durch azeotrope Destillation |
| EP2321626A4 (en) * | 2008-09-03 | 2012-07-25 | Arkema Inc | PROCESS FOR RECOVERING CARBOXYLIC ACIDS FROM DILUTED AQUEOUS CURRENTS |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3337740A (en) * | 1962-02-13 | 1967-08-22 | Deering Milliken Res Corp | Process for separating acrylic acid from impurities |
| GB995472A (en) * | 1963-05-16 | 1965-06-16 | Distillers Co Yeast Ltd | Improvements in or relating to acrylic acid production |
-
1965
- 1965-09-09 DE DE19651518721 patent/DE1518721A1/de active Pending
-
1966
- 1966-05-12 DD DD11753866A patent/DD54354A5/xx unknown
- 1966-09-07 US US577607A patent/US3534091A/en not_active Expired - Lifetime
- 1966-09-08 LU LU51906A patent/LU51906A1/xx unknown
- 1966-09-08 BE BE686626D patent/BE686626A/xx unknown
- 1966-09-08 NL NL6612655A patent/NL6612655A/xx unknown
- 1966-09-09 GB GB40498/66A patent/GB1117168A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3534091A (en) | 1970-10-13 |
| DE1518721A1 (de) | 1969-06-12 |
| LU51906A1 (xx) | 1966-11-08 |
| NL6612655A (xx) | 1967-03-10 |
| GB1117168A (en) | 1968-06-19 |
| BE686626A (xx) | 1967-03-08 |