NO148068C - Fremgangsmaate til utvinning av karboksylsyrer fra vandige loesninger derav ved ekstraksjon med sekundaere amider som ekstraksjonsmidler - Google Patents

Fremgangsmaate til utvinning av karboksylsyrer fra vandige loesninger derav ved ekstraksjon med sekundaere amider som ekstraksjonsmidler

Info

Publication number
NO148068C
NO148068C NO763447A NO763447A NO148068C NO 148068 C NO148068 C NO 148068C NO 763447 A NO763447 A NO 763447A NO 763447 A NO763447 A NO 763447A NO 148068 C NO148068 C NO 148068C
Authority
NO
Norway
Prior art keywords
amids
recovery
extraction
procedure
aqueous solutions
Prior art date
Application number
NO763447A
Other languages
English (en)
Norwegian (no)
Other versions
NO148068B (no
NO763447L (fr
Inventor
Heinz Hohenschutz
Johannes E Schmidt
Hans Kiefer
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of NO763447L publication Critical patent/NO763447L/no
Publication of NO148068B publication Critical patent/NO148068B/no
Publication of NO148068C publication Critical patent/NO148068C/no

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
NO763447A 1975-10-11 1976-10-08 Fremgangsmaate til utvinning av karboksylsyrer fra vandige loesninger derav ved ekstraksjon med sekundaere amider som ekstraksjonsmidler NO148068C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2545658A DE2545658C2 (de) 1975-10-11 1975-10-11 Verfahren zur Gewinnung von Carbonsäuren aus ihren wäßrigen Lösungen

Publications (3)

Publication Number Publication Date
NO763447L NO763447L (fr) 1977-04-13
NO148068B NO148068B (no) 1983-04-25
NO148068C true NO148068C (no) 1983-08-03

Family

ID=5958936

Family Applications (1)

Application Number Title Priority Date Filing Date
NO763447A NO148068C (no) 1975-10-11 1976-10-08 Fremgangsmaate til utvinning av karboksylsyrer fra vandige loesninger derav ved ekstraksjon med sekundaere amider som ekstraksjonsmidler

Country Status (11)

Country Link
JP (1) JPS6016410B2 (fr)
BE (1) BE847154A (fr)
BR (1) BR7606734A (fr)
CA (1) CA1065889A (fr)
DE (1) DE2545658C2 (fr)
ES (1) ES452288A1 (fr)
FR (1) FR2327215A1 (fr)
GB (1) GB1554172A (fr)
IT (1) IT1068121B (fr)
NL (1) NL188405C (fr)
NO (1) NO148068C (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853991A1 (de) * 1978-12-14 1980-07-03 Basf Ag Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure
DE2914671A1 (de) * 1979-04-11 1980-10-23 Basf Ag Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure
NL8103517A (nl) * 1981-07-24 1983-02-16 Badger Bv Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling.
DE3411384A1 (de) * 1984-03-28 1985-10-10 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure durch hydrolyse von methylformiat
DE3417790A1 (de) * 1984-05-14 1985-11-14 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von ameisensaeure
DE4023353A1 (de) * 1990-07-23 1992-01-30 Basf Ag Verfahren zur gewinnung von carbonsaeuren aus ihren waessrigen loesungen
DE4211141A1 (de) * 1992-04-03 1993-10-07 Basf Ag Verfahren zur Herstellung von Ameisensäure durch thermische Spaltung von quartären Ammoniumformiaten
US5728872A (en) * 1994-06-27 1998-03-17 Lutz Riemenschneider Stabilized acrylic acid compositions
DE10002793A1 (de) * 2000-01-24 2001-07-26 Basf Ag Verwendung eines Extraktionsmittels bei der Herstellung von wasserfreier Ameisensäure
DE102008053315A1 (de) 2008-10-27 2010-04-29 Kiefer, Hans, Dr. Verbessertes Verfahren zur Herstellung von Tetrahydrofuran (THF)
US8901350B2 (en) 2010-06-29 2014-12-02 Basf Se Process for the preparation of formic acid
SG186264A1 (en) 2010-06-29 2013-01-30 Basf Se Method for producing formic acid
CA2856959A1 (fr) 2011-12-20 2013-06-27 Basf Se Procede de preparation d'acide formique
US8889905B2 (en) 2011-12-20 2014-11-18 Basf Se Process for preparing formic acid
US8835683B2 (en) 2011-12-20 2014-09-16 Basf Se Process for preparing formic acid
EP2794540A1 (fr) 2011-12-20 2014-10-29 Basf Se Procédé de production d'acide formique
CN104812731A (zh) 2012-11-27 2015-07-29 巴斯夫欧洲公司 生产甲酸的方法
US9428438B2 (en) 2012-11-27 2016-08-30 Basf Se Process for preparing formic acid
CN109053421A (zh) * 2018-09-18 2018-12-21 福建师范大学福清分校 一种萃取-分隔壁精馏处理羧酸纤维素中混合酸废水的设备及方法
EP4339183B8 (fr) 2021-05-14 2026-05-20 Crane Inc. Procédé de collecte d'acide carboxylique
EP4624642A1 (fr) 2022-11-16 2025-10-01 Spiber Inc. Procédé de production d'un corps façonné contenant une protéine et procédé de récupération d'acide carboxylique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2408011A1 (de) * 1974-02-20 1975-09-04 Hoechst Ag Verfahren zur gewinnung von technisch reiner essigsaeure durch extraktivdestillation

Also Published As

Publication number Publication date
NL7611111A (nl) 1977-04-13
FR2327215B1 (fr) 1980-05-09
DE2545658C2 (de) 1985-12-19
NO148068B (no) 1983-04-25
GB1554172A (en) 1979-10-17
ES452288A1 (es) 1978-03-01
NL188405C (nl) 1992-06-16
DE2545658A1 (de) 1977-04-21
BE847154A (fr) 1977-04-12
BR7606734A (pt) 1977-11-16
IT1068121B (it) 1985-03-21
JPS6016410B2 (ja) 1985-04-25
JPS5248614A (en) 1977-04-18
FR2327215A1 (fr) 1977-05-06
NO763447L (fr) 1977-04-13
CA1065889A (fr) 1979-11-06

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