NL8103517A - Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling. - Google Patents

Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling. Download PDF

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Publication number
NL8103517A
NL8103517A NL8103517A NL8103517A NL8103517A NL 8103517 A NL8103517 A NL 8103517A NL 8103517 A NL8103517 A NL 8103517A NL 8103517 A NL8103517 A NL 8103517A NL 8103517 A NL8103517 A NL 8103517A
Authority
NL
Netherlands
Prior art keywords
acid
acids
column
mixtures
mixture
Prior art date
Application number
NL8103517A
Other languages
English (en)
Dutch (nl)
Original Assignee
Badger Bv
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 Badger Bv filed Critical Badger Bv
Priority to NL8103517A priority Critical patent/NL8103517A/nl
Priority to EP82200898A priority patent/EP0071293B1/fr
Priority to DE8282200898T priority patent/DE3263393D1/de
Priority to CA000407962A priority patent/CA1178917A/fr
Priority to JP57128806A priority patent/JPS5874634A/ja
Publication of NL8103517A publication Critical patent/NL8103517A/nl
Priority to US06/617,701 priority patent/US4576683A/en

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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/22—Accessories

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrrole Compounds (AREA)
NL8103517A 1981-07-24 1981-07-24 Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling. NL8103517A (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL8103517A NL8103517A (nl) 1981-07-24 1981-07-24 Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling.
EP82200898A EP0071293B1 (fr) 1981-07-24 1982-07-14 Méthode de séparation d'acides carboxyliques à partir de mélanges contenant des non-acides par un traitement d'absorption et strippage
DE8282200898T DE3263393D1 (en) 1981-07-24 1982-07-14 A method for separating carboxylic acids from mixtures with non-acids by an absorption-stripping treatment
CA000407962A CA1178917A (fr) 1981-07-24 1982-07-23 Methode pour separer des acides carboxyliques de melanges avec des non-acides
JP57128806A JPS5874634A (ja) 1981-07-24 1982-07-23 カルボン酸の分離方法
US06/617,701 US4576683A (en) 1981-07-24 1984-06-06 Method for separating carboxylic acids from mixtures with non-acids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8103517A NL8103517A (nl) 1981-07-24 1981-07-24 Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling.
NL8103517 1981-07-24

Publications (1)

Publication Number Publication Date
NL8103517A true NL8103517A (nl) 1983-02-16

Family

ID=19837852

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8103517A NL8103517A (nl) 1981-07-24 1981-07-24 Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling.

Country Status (6)

Country Link
US (1) US4576683A (fr)
EP (1) EP0071293B1 (fr)
JP (1) JPS5874634A (fr)
CA (1) CA1178917A (fr)
DE (1) DE3263393D1 (fr)
NL (1) NL8103517A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642166A (en) * 1986-02-10 1987-02-10 Lloyd Berg Dehydration of formic acid by extractive distillation
US4735690A (en) * 1986-03-10 1988-04-05 Lloyd Berg Dehydration of impure formic acid by extractive distillation
US4670105A (en) * 1986-04-07 1987-06-02 Lloyd Berg Dehydration of propanoic acid by extractive distillation
US4692219A (en) * 1986-12-03 1987-09-08 Celanese Chemical Co. Separation of formic acid from acetic acid by extractive distillation
US4909907A (en) * 1987-09-21 1990-03-20 Hoechst Celanese Chemical Co. Separation of formic acid from acetic acid by extractive distillation with acetyl salicylic acid
US4894482A (en) * 1988-12-06 1990-01-16 Hoechst Celanese Corporation Process for drying hydrogen fluoride-carboxylic acid mixtures
DE4023353A1 (de) * 1990-07-23 1992-01-30 Basf Ag Verfahren zur gewinnung von carbonsaeuren aus ihren waessrigen loesungen
US5154800A (en) * 1992-01-31 1992-10-13 Lloyd Berg Dehydration of acrylic acid by extractive distillation
US5167774A (en) * 1992-02-06 1992-12-01 Lloyd Berg Dehydration of acetic acid by extractive distillation
US5227029A (en) * 1993-01-29 1993-07-13 Lloyd Berg Separation of formic acid from acetic acid by extractive distillation
US5492625A (en) * 1994-04-07 1996-02-20 Glitsch, Inc. Method of recovering carboxylic acids from dilute solutions
DE19501326A1 (de) * 1995-01-18 1996-07-25 Basf Ag Verfahren der rektifikativen Abtrennung von (Meth)acrylsäure aus einem (Meth)acrylsäure als Hauptbestandteil und niedere Aldehyde als Nebenbestandteile enthaltenden Gemisch in einer aus Abtriebsteil und Verstärkerteil bestehenden Rektifiaktionskolonne
DE19627850A1 (de) * 1996-07-10 1998-01-15 Basf Ag Verfahren zur Herstellung von Acrylsäure und Methacrylsäure
US6180827B1 (en) * 1998-02-03 2001-01-30 Hfm International, Inc. Recovery of acrylic acid from process or waste water streams
US6946060B2 (en) * 2002-07-01 2005-09-20 Mallinckrodt Inc. Purification of N,N-dimethylacetamide
JP6009455B2 (ja) 2010-12-21 2016-10-19 アッヴィ・インコーポレイテッド Ｉｌ−１アルファおよびベータ二重特異的二重可変ドメイン免疫グロブリンおよびその使用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1795977A (en) * 1931-03-10 Hebmaktkt sttida
US3478093A (en) * 1966-02-19 1969-11-11 Basf Ag Separation of methacrylic acid and acrylic acid
BE793981A (fr) * 1972-01-15 1973-05-02 Huels Chemische Werke Ag Procede d'isolement de l'acide acetique par rectification extractive
DE2408011A1 (de) * 1974-02-20 1975-09-04 Hoechst Ag Verfahren zur gewinnung von technisch reiner essigsaeure durch extraktivdestillation
DE2545730A1 (de) * 1975-10-11 1977-04-21 Basf Ag Verfahren zur reindarstellung von ameisensaeure
US4217460A (en) * 1975-10-11 1980-08-12 Basf Aktiengesellschaft Isolation of formic acid from its aqueous solutions
DE2545658C2 (de) * 1975-10-11 1985-12-19 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung von Carbonsäuren aus ihren wäßrigen Lösungen
DE2853991A1 (de) * 1978-12-14 1980-07-03 Basf Ag Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure
JPS55120537A (en) * 1979-03-09 1980-09-17 Asahi Chem Ind Co Ltd Recovery of acetic acid
DE2914671A1 (de) * 1979-04-11 1980-10-23 Basf Ag Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure

Also Published As

Publication number Publication date
CA1178917A (fr) 1984-12-04
EP0071293B1 (fr) 1985-05-02
EP0071293A1 (fr) 1983-02-09
JPS5874634A (ja) 1983-05-06
DE3263393D1 (en) 1985-06-05
US4576683A (en) 1986-03-18

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed