CA1020170A - Process for continuously purifying crude monochloroacetic acid - Google Patents

Process for continuously purifying crude monochloroacetic acid

Info

Publication number
CA1020170A
CA1020170A CA198,955A CA198955A CA1020170A CA 1020170 A CA1020170 A CA 1020170A CA 198955 A CA198955 A CA 198955A CA 1020170 A CA1020170 A CA 1020170A
Authority
CA
Canada
Prior art keywords
monochloroacetic acid
purifying crude
continuously purifying
crude monochloroacetic
continuously
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.)
Expired
Application number
CA198,955A
Other versions
CA198955S (en
Inventor
Manfred Gscheidmeier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of CA1020170A publication Critical patent/CA1020170A/en
Expired legal-status Critical Current

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)
CA198,955A 1973-05-11 1974-04-30 Process for continuously purifying crude monochloroacetic acid Expired CA1020170A (en)

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 (1)

Publication Number Publication Date
CA1020170A true CA1020170A (en) 1977-11-01

Family

ID=5880598

Family Applications (1)

Application Number Title Priority Date Filing Date
CA198,955A Expired CA1020170A (en) 1973-05-11 1974-04-30 Process for continuously purifying crude monochloroacetic acid

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104649887A (en) * 2015-02-05 2015-05-27 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
US10155714B2 (en) 2015-03-17 2018-12-18 Akzo Nobel Chemicals International B.V. Process for the purification of monochloroacetic acid

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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
CN1242974C (en) * 2001-12-04 2006-02-22 阿克佐诺贝尔股份有限公司 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
CN105646190A (en) 2011-10-20 2016-06-08 阿克佐诺贝尔化学国际公司 Process for the hydrodechlorination of aliquid feed comprising dichloroacetic acid
JP5829340B2 (en) 2011-10-20 2015-12-09 アクゾ ノーベル ケミカルズ インターナショナル ベスローテン フエンノートシャップＡｋｚｏ Ｎｏｂｅｌ Ｃｈｅｍｉｃａｌｓ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｂ．Ｖ． Method for purifying a liquid feed comprising MCA and DCA

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104649887A (en) * 2015-02-05 2015-05-27 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
US10155714B2 (en) 2015-03-17 2018-12-18 Akzo Nobel Chemicals International B.V. Process for the purification of monochloroacetic acid

Also Published As

Publication number Publication date
JPS5030828A (en) 1975-03-27
DE2323777C2 (en) 1975-01-16
IT1012211B (en) 1977-03-10
NL7406061A (en) 1974-11-13
BE814923A (en) 1974-11-13
FR2228759A1 (en) 1974-12-06
FR2228759B1 (en) 1978-01-27
GB1411214A (en) 1975-10-22
DE2323777B1 (en) 1974-06-06

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