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
Application number
FR7416427A
Other languages
French (fr)
Other versions
FR2228759A1 (enrdf_load_stackoverflow
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
Publication of FR2228759A1 publication Critical patent/FR2228759A1/fr
Application granted granted Critical
Publication of FR2228759B1 publication Critical patent/FR2228759B1/fr
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)
FR7416427A 1973-05-11 1974-05-13 Expired FR2228759B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732323777 DE2323777C2 (de) 1973-05-11 1973-05-11 Verfahren zur kontinuierlichen Reinigung von roher Monochloressigsäure

Publications (2)

Publication Number Publication Date
FR2228759A1 FR2228759A1 (enrdf_load_stackoverflow) 1974-12-06
FR2228759B1 true FR2228759B1 (enrdf_load_stackoverflow) 1978-01-27

Family

ID=5880598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416427A Expired FR2228759B1 (enrdf_load_stackoverflow) 1973-05-11 1974-05-13

Country Status (8)

Country Link
JP (1) JPS5030828A (enrdf_load_stackoverflow)
BE (1) BE814923A (enrdf_load_stackoverflow)
CA (1) CA1020170A (enrdf_load_stackoverflow)
DE (1) DE2323777C2 (enrdf_load_stackoverflow)
FR (1) FR2228759B1 (enrdf_load_stackoverflow)
GB (1) GB1411214A (enrdf_load_stackoverflow)
IT (1) IT1012211B (enrdf_load_stackoverflow)
NL (1) NL7406061A (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4844748A (enrdf_load_stackoverflow) * 1971-05-18 1973-06-27
FR2582645B1 (fr) * 1985-05-31 1988-09-16 Rhone Poulenc Spec Chim Procede de purification de l'acide chloro-2 propionique et/ou de ses esters
JPS62296773A (ja) * 1986-06-16 1987-12-24 Yokogawa Electric Corp 正弦波コンバ−タ
FR2647032B1 (fr) * 1989-04-07 1993-12-10 Atochem Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes
FR2645531B1 (fr) * 1989-04-07 1991-06-07 Atochem Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes
EP0557169B1 (fr) * 1992-02-19 1996-12-27 Elf Atochem S.A. Catalyseur de déshalogénation d'acides carboxyliques alphahalogénés, son utilisation pour purifier l'acide monochloracétique
RU2119476C1 (ru) * 1996-11-28 1998-09-27 Волгоградское открытое акционерное общество "Химпром" Способ выделения трифторуксусной кислоты из водных реакционных смесей
ES2345768T3 (es) * 2001-12-04 2010-10-01 Akzo Nobel N.V. Procedimiento para preparar acidos monocloroacetico.
JP4659056B2 (ja) * 2008-03-04 2011-03-30 ダイセル化学工業株式会社 脱ハロゲン化触媒の製造方法
EP2748139B1 (en) 2011-10-20 2017-04-26 Akzo Nobel Chemicals International B.V. Process for the hydrodechlorination of a liquid feed comprising dichloroacetic acid
US9505694B2 (en) 2011-10-20 2016-11-29 Akzo Nobel Chemicals International B.V. Process for the purification of a liquid feed comprising MCA and DCA
CN104649887B (zh) * 2015-02-05 2017-05-03 中国天辰工程有限公司 一种氯乙酸生产方法及回收其生产过程中催化剂的方法
MX380594B (es) 2015-03-17 2025-03-12 Akzo Nobel Chemicals Int Bv Proceso para la purificacion de acido monocloroacetico.

Also Published As

Publication number Publication date
DE2323777B1 (enrdf_load_stackoverflow) 1974-06-06
IT1012211B (it) 1977-03-10
CA1020170A (en) 1977-11-01
GB1411214A (en) 1975-10-22
DE2323777C2 (de) 1975-01-16
BE814923A (fr) 1974-11-13
JPS5030828A (enrdf_load_stackoverflow) 1975-03-27
NL7406061A (enrdf_load_stackoverflow) 1974-11-13
FR2228759A1 (enrdf_load_stackoverflow) 1974-12-06

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Legal Events

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