FR2228759B1 - - Google Patents
Info
- Publication number
- FR2228759B1 FR2228759B1 FR7416427A FR7416427A FR2228759B1 FR 2228759 B1 FR2228759 B1 FR 2228759B1 FR 7416427 A FR7416427 A FR 7416427A FR 7416427 A FR7416427 A FR 7416427A FR 2228759 B1 FR2228759 B1 FR 2228759B1
- Authority
- FR
- France
- 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.)
- Expired
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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732323777 DE2323777C2 (en) | 1973-05-11 | 1973-05-11 | Process for the continuous purification of crude monochloroacetic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2228759A1 FR2228759A1 (en) | 1974-12-06 |
| FR2228759B1 true FR2228759B1 (en) | 1978-01-27 |
Family
ID=5880598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7416427A Expired FR2228759B1 (en) | 1973-05-11 | 1974-05-13 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5030828A (en) |
| BE (1) | BE814923A (en) |
| CA (1) | CA1020170A (en) |
| DE (1) | DE2323777C2 (en) |
| FR (1) | FR2228759B1 (en) |
| GB (1) | GB1411214A (en) |
| IT (1) | IT1012211B (en) |
| NL (1) | NL7406061A (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844748A (en) * | 1971-05-18 | 1973-06-27 | ||
| FR2582645B1 (en) * | 1985-05-31 | 1988-09-16 | Rhone Poulenc Spec Chim | PROCESS FOR THE PURIFICATION OF CHLORO-2 PROPIONIC ACID AND / OR ITS ESTERS |
| JPS62296773A (en) * | 1986-06-16 | 1987-12-24 | Yokogawa Electric Corp | Sine wave converter |
| FR2645531B1 (en) * | 1989-04-07 | 1991-06-07 | Atochem | PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS |
| FR2647032B1 (en) * | 1989-04-07 | 1993-12-10 | Atochem | PROCESS AND CATALYST FOR DEHALOGENATION OF ALPHAHALOGENIC CARBOXYLIC ACIDS |
| EP0557169B1 (en) * | 1992-02-19 | 1996-12-27 | Elf Atochem S.A. | Catalyst for the dehalogenation of alpha-halogenated carboxylic acids and the use thereof for purifying monochloroacetic acid |
| EP1451136B1 (en) * | 2001-12-04 | 2010-06-02 | Akzo Nobel N.V. | Process for preparing monochloroacetic acid |
| JP4659056B2 (en) * | 2008-03-04 | 2011-03-30 | ダイセル化学工業株式会社 | Method for producing dehalogenation catalyst |
| PL2748138T3 (en) | 2011-10-20 | 2017-09-29 | Akzo Nobel Chemicals International B.V. | Process for the purification of a liquid feed comprising mca and dca |
| ES2625050T3 (en) * | 2011-10-20 | 2017-07-18 | Akzo Nobel Chemicals International B.V. | Process for hydrochlorination of a liquid feed comprising dichloroacetic acid |
| CN104649887B (en) * | 2015-02-05 | 2017-05-03 | 中国天辰工程有限公司 | Production method of chloroacetic acid and method for recovering catalysts in production process of chloroacetic acid |
| JP6815325B2 (en) | 2015-03-17 | 2021-01-20 | ヌーリオン ケミカルズ インターナショナル ベスローテン フェノーツハップＮｏｕｒｙｏｎ Ｃｈｅｍｉｃａｌｓ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｂ．Ｖ． | Process for purification of monochloroacetic acid |
-
1973
- 1973-05-11 DE DE19732323777 patent/DE2323777C2/en not_active Expired
-
1974
- 1974-04-30 CA CA198,955A patent/CA1020170A/en not_active Expired
- 1974-05-06 NL NL7406061A patent/NL7406061A/xx not_active Application Discontinuation
- 1974-05-08 GB GB2024274A patent/GB1411214A/en not_active Expired
- 1974-05-09 IT IT2249874A patent/IT1012211B/en active
- 1974-05-10 JP JP5138074A patent/JPS5030828A/ja active Pending
- 1974-05-13 FR FR7416427A patent/FR2228759B1/fr not_active Expired
- 1974-05-13 BE BE144229A patent/BE814923A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2323777B1 (en) | 1974-06-06 |
| DE2323777C2 (en) | 1975-01-16 |
| FR2228759A1 (en) | 1974-12-06 |
| IT1012211B (en) | 1977-03-10 |
| BE814923A (en) | 1974-11-13 |
| JPS5030828A (en) | 1975-03-27 |
| CA1020170A (en) | 1977-11-01 |
| NL7406061A (en) | 1974-11-13 |
| GB1411214A (en) | 1975-10-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |