IT1068121B - PROCESS FOR OBTAINING CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS - Google Patents

PROCESS FOR OBTAINING CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS

Info

Publication number
IT1068121B
IT1068121B IT27806/76A IT2780676A IT1068121B IT 1068121 B IT1068121 B IT 1068121B IT 27806/76 A IT27806/76 A IT 27806/76A IT 2780676 A IT2780676 A IT 2780676A IT 1068121 B IT1068121 B IT 1068121B
Authority
IT
Italy
Prior art keywords
carboxylic acids
aqueous solutions
obtaining carboxylic
obtaining
aqueous
Prior art date
Application number
IT27806/76A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1068121B publication Critical patent/IT1068121B/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

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)
IT27806/76A 1975-10-11 1976-09-29 PROCESS FOR OBTAINING CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS IT1068121B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2545658A DE2545658C2 (en) 1975-10-11 1975-10-11 Process for the production of carboxylic acids from their aqueous solutions

Publications (1)

Publication Number Publication Date
IT1068121B true IT1068121B (en) 1985-03-21

Family

ID=5958936

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27806/76A IT1068121B (en) 1975-10-11 1976-09-29 PROCESS FOR OBTAINING CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS

Country Status (11)

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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853991A1 (en) * 1978-12-14 1980-07-03 Basf Ag METHOD FOR DETERMINING WATER-FREE OR MOSTLY WATER-FREE FORMIC ACID
DE2914671A1 (en) * 1979-04-11 1980-10-23 Basf Ag METHOD FOR DETERMINING WATER-FREE OR MOSTLY WATER-FREE FORMIC ACID
NL8103517A (en) * 1981-07-24 1983-02-16 Badger Bv METHOD FOR SEPARATING CARBONIC ACIDS FROM MIXTURES WITH NON-ACIDS BY AN ABSORPTION STRIP TREATMENT.
DE3411384A1 (en) * 1984-03-28 1985-10-10 Basf Ag, 6700 Ludwigshafen METHOD FOR THE EXTRACTION OF WATER-FREE OR MOSTLY WATER-FREE FORMIC ACID BY HYDROLYSIS OF METHYLFORMIAT
DE3417790A1 (en) * 1984-05-14 1985-11-14 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING FORMIC ACID
DE4023353A1 (en) * 1990-07-23 1992-01-30 Basf Ag METHOD FOR OBTAINING CARBONIC ACIDS FROM THEIR AQUEOUS SOLUTIONS
DE4211141A1 (en) * 1992-04-03 1993-10-07 Basf Ag Process for the preparation of formic acid by thermal cleavage of quaternary ammonium formates
US5728872A (en) * 1994-06-27 1998-03-17 Lutz Riemenschneider Stabilized acrylic acid compositions
DE10002793A1 (en) * 2000-01-24 2001-07-26 Basf Ag Production of anhydrous formic acid involves hydrolysis of methyl formate followed by distillation, extraction with amide and further distillations, using the amide also as a foam suppressant in first distillation stage
DE102008053315A1 (en) 2008-10-27 2010-04-29 Kiefer, Hans, Dr. Preparation of tetrahydrofuran, comprises heating 1,4-diacetoxy butane in the presence of a strong acid and excess water to reflux and continuously separating the formed tetrahydrofuran by rectification
WO2012000964A1 (en) 2010-06-29 2012-01-05 Basf Se Method for producing formic acid
US8901350B2 (en) 2010-06-29 2014-12-02 Basf Se Process for the preparation of formic acid
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
KR20140103341A (en) 2011-12-20 2014-08-26 바스프 에스이 Method for producing formic acid
SG11201402587UA (en) 2011-12-20 2014-09-26 Basf Se Process for preparing formic acid
CN104812731A (en) 2012-11-27 2015-07-29 巴斯夫欧洲公司 Method for producing formic acid
US9428438B2 (en) 2012-11-27 2016-08-30 Basf Se Process for preparing formic acid
CN109053421A (en) * 2018-09-18 2018-12-21 福建师范大学福清分校 The device and method of mixed acid waste water during a kind of extraction-partition wall rectification process Carboxylic Acid Fibre is plain
WO2022239847A1 (en) 2021-05-14 2022-11-17 リファインホールディングス株式会社 Method for collecting carboxylic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2408011A1 (en) * 1974-02-20 1975-09-04 Hoechst Ag METHOD FOR OBTAINING TECHNICALLY PURE ACETIC ACID BY EXTRACTIVE DISTILLATION

Also Published As

Publication number Publication date
DE2545658C2 (en) 1985-12-19
JPS6016410B2 (en) 1985-04-25
FR2327215A1 (en) 1977-05-06
NL7611111A (en) 1977-04-13
NO148068C (en) 1983-08-03
BR7606734A (en) 1977-11-16
NO148068B (en) 1983-04-25
NO763447L (en) 1977-04-13
GB1554172A (en) 1979-10-17
JPS5248614A (en) 1977-04-18
NL188405C (en) 1992-06-16
BE847154A (en) 1977-04-12
CA1065889A (en) 1979-11-06
DE2545658A1 (en) 1977-04-21
FR2327215B1 (en) 1980-05-09
ES452288A1 (en) 1978-03-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950928