NL7216556A - - Google Patents
Info
- Publication number
- NL7216556A NL7216556A NL7216556A NL7216556A NL7216556A NL 7216556 A NL7216556 A NL 7216556A NL 7216556 A NL7216556 A NL 7216556A NL 7216556 A NL7216556 A NL 7216556A NL 7216556 A NL7216556 A NL 7216556A
- Authority
- NL
- Netherlands
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
- C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic 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 |
|---|---|---|---|
| JP9924871A JPS4862712A (cs) | 1971-12-07 | 1971-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7216556A true NL7216556A (cs) | 1973-06-12 |
Family
ID=14242385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7216556A NL7216556A (cs) | 1971-12-07 | 1972-12-06 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4862712A (cs) |
| DE (1) | DE2259501A1 (cs) |
| FR (1) | FR2162486A1 (cs) |
| NL (1) | NL7216556A (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8001385A (nl) * | 1979-03-15 | 1980-09-17 | Halcon Res & Dev | Werkwijze voor de bereiding van methacrylzuur. |
| US4599144A (en) * | 1984-06-25 | 1986-07-08 | Standard Oil Company (Indiana) | Process for recovery of methacrylic acid |
| JP5066309B2 (ja) * | 1999-04-05 | 2012-11-07 | 株式会社日本触媒 | 易重合性物質含有物の精製方法 |
| DE102014108980A1 (de) * | 2014-06-26 | 2015-12-31 | L'Air Liquide Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Verfahren und Anlage zur Aufreinigung von Acrylsäure |
| WO2025131819A2 (en) | 2023-12-19 | 2025-06-26 | IFP Energies Nouvelles | Process for production of bio-acrylic acid |
-
1971
- 1971-12-07 JP JP9924871A patent/JPS4862712A/ja active Pending
-
1972
- 1972-12-05 DE DE19722259501 patent/DE2259501A1/de active Pending
- 1972-12-06 NL NL7216556A patent/NL7216556A/xx unknown
- 1972-12-06 FR FR7243367A patent/FR2162486A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2259501A1 (de) | 1973-06-14 |
| FR2162486A1 (en) | 1973-07-20 |
| JPS4862712A (cs) | 1973-09-01 |
| FR2162486B1 (cs) | 1975-10-17 |