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1. PL2723705 - PROCESS FOR SEPARATING MONOCHLOROACETIC ACID AND DICHLOROACETIC ACID VIA EXTRACTIVE DISTILLATION

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Poland
Application Number 12708331
Application Date 13.03.2012
Publication Number 2723705
Publication Date 30.04.2020
Publication Kind T3
IPC
C07C 51/44
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides, or anhydrides
42Separation; Purification; Stabilisation; Use of additives
43by change of the physical state, e.g. crystallisation
44by distillation
C07C 51/62
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides, or anhydrides
58Preparation of carboxylic acid halides
62by reactions not involving the carboxylic acid halide group
C07C 51/48
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides, or anhydrides
42Separation; Purification; Stabilisation; Use of additives
48by liquid-liquid treatment
C07C 53/16
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
53Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
15containing halogen
16Halogenated acetic acids
CPC
C07C 51/44
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
42Separation; Purification; Stabilisation; Use of additives
43by change of the physical state, e.g. crystallisation
44by distillation
C07C 51/48
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
42Separation; Purification; Stabilisation; Use of additives
48by liquid-liquid treatment
C07C 51/62
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
58Preparation of carboxylic acid halides
62by reactions not involving the carboxylic acid halide group
C07C 51/46
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
42Separation; Purification; Stabilisation; Use of additives
43by change of the physical state, e.g. crystallisation
44by distillation
46by azeotropic distillation
C07C 53/16
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
53Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
15containing halogen
16Halogenated acetic acids
C07C 51/50
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
42Separation; Purification; Stabilisation; Use of additives
50Use of additives, e.g. for stabilisation
Inventors MARK THEODORUS GERARDUS JONGMANS
JOHANNES JOSEF PRAGT
GERRALD BARGEMAN
BOELO SCHUUR
JACOBUS THEODORUS JOSEF AALDERING
ANDRÉ BANIER DE HAAN
MELLE RINZE NIEUWHOF
PAUL VERWER
ANTON ALEXANDRU KISS
ANTOON JACOB BEREND TEN KATE
CORNELIS JOHANNES GOVARDUS VAN STRIEN
Agents Ogólne / Magdalena Tyrała
Priority Data 11170773 21.06.2011 EP
201161504422 P 05.07.2011 US
Title
(EN) PROCESS FOR SEPARATING MONOCHLOROACETIC ACID AND DICHLOROACETIC ACID VIA EXTRACTIVE DISTILLATION
(PL) PROCES ODDZIELANIA KWASU MONOCHLOROACETYCZNEGO I KWASU DICHLOROACETYCZNEGO POPRZEZ DESTYLACJĘ EKSTRAKCYJNĄ
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