IT1012211B - Processo per la purificazione conti nua di acido monocloro acetico grez zo - Google Patents

Processo per la purificazione conti nua di acido monocloro acetico grez zo

Info

Publication number
IT1012211B
IT1012211B IT2249874A IT2249874A IT1012211B IT 1012211 B IT1012211 B IT 1012211B IT 2249874 A IT2249874 A IT 2249874A IT 2249874 A IT2249874 A IT 2249874A IT 1012211 B IT1012211 B IT 1012211B
Authority
IT
Italy
Prior art keywords
monocloro
grez
purification
acetic acid
acetic
Prior art date
Application number
IT2249874A
Other languages
English (en)
Italian (it)
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 IT1012211B publication Critical patent/IT1012211B/it

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)
IT2249874A 1973-05-11 1974-05-09 Processo per la purificazione conti nua di acido monocloro acetico grez zo IT1012211B (it)

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 (1)

Publication Number Publication Date
IT1012211B true IT1012211B (it) 1977-03-10

Family

ID=5880598

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2249874A IT1012211B (it) 1973-05-11 1974-05-09 Processo per la purificazione conti nua di acido monocloro acetico grez zo

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
DE69306826T2 (de) * 1992-02-19 1997-05-28 Atochem Elf Sa Katalysator zur Enthalogenierung von Alpha-halogenierten Carbonsäuren und seine Verwendung zur Reinigung von Monochloressigsäure
RU2119476C1 (ru) * 1996-11-28 1998-09-27 Волгоградское открытое акционерное общество "Химпром" Способ выделения трифторуксусной кислоты из водных реакционных смесей
JP4210600B2 (ja) * 2001-12-04 2009-01-21 アクゾ ノーベル ナムローゼ フェンノートシャップ モノクロル酢酸の製造方法
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
BR112014008207B1 (pt) 2011-10-20 2019-09-10 Akzo Nobel Chemicals Int Bv processo para a purificação de uma alimentação líquida
MX349701B (es) * 2011-10-20 2017-08-08 Akzo Nobel Chemicals Int Bv Proceso para la hidrodecloracion de una alimentacion liquida que comprende acido dicloroacetico.
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
AU2016232404B2 (en) 2015-03-17 2019-11-07 Akzo Nobel Chemicals International B.V. Process for the purification of monochloroacetic acid

Also Published As

Publication number Publication date
DE2323777C2 (de) 1975-01-16
BE814923A (fr) 1974-11-13
CA1020170A (en) 1977-11-01
NL7406061A (enrdf_load_stackoverflow) 1974-11-13
DE2323777B1 (enrdf_load_stackoverflow) 1974-06-06
FR2228759B1 (enrdf_load_stackoverflow) 1978-01-27
FR2228759A1 (enrdf_load_stackoverflow) 1974-12-06
JPS5030828A (enrdf_load_stackoverflow) 1975-03-27
GB1411214A (en) 1975-10-22

Similar Documents

Publication Publication Date Title
IT1018739B (it) Procedimento per produrre acido carbossilico aromatico
IT1089271B (it) Processo per la produzione di acido tereftalico
IT1002937B (it) Purificazione di acido idrossiace tico
IT1012211B (it) Processo per la purificazione conti nua di acido monocloro acetico grez zo
IT1206587B (it) Processo per la produzione di acido acetico.
IT1025896B (it) Procedimento migliorato per la fabbricazione di acido borico
IT1008992B (it) Processo per la produzione di composti azoici
IT1005317B (it) Standard di acido urico
BR7405372A (pt) Processo para purificar acido fosforico
BR7404850D0 (pt) Processo para a regeneracao de acido sulfurico
BR7405932D0 (pt) Processo de purificacao de acido fosforico
IT1019661B (it) Processo per la purificazione di acido sorbico
IT1037316B (it) Processo per la produzione di acido acetico
BR7400251D0 (pt) Aperfeicoamento em processo de purificacao de acido fosforico
IT1009613B (it) Processo di purificazione di aci do fosforico
IT1006968B (it) Processo per la purificazione di azopigmenti
BR7403946D0 (pt) Processo para a fabricacao de esteres de acido 5-oxo-carboxilico
BR7405005D0 (pt) Processo para preparacao de acido 3-ceto-glutarico
IT1017857B (it) Procedimento per la lavorazione di acido solforico acquoso di scarto
BR7407605D0 (pt) Processo para a preparacao de nitrila de acido ciclo-propanocarboxilico
IT1089250B (it) Processo per la produzione di acido tereftalico
IT1006490B (it) Processo per la preparazione di amidi di acidi carbossilici
IT1010464B (it) Processo per la purificazione di estere dimetilico dell acido te reptalico
BR7403693D0 (pt) Aperfeicoamento em processo para a purificacao de acido fosforico bruto
IT1016796B (it) Procedimento per la produzione di acido l glutamico