NL7300525A - - Google Patents

Info

Publication number
NL7300525A
NL7300525A NL7300525A NL7300525A NL7300525A NL 7300525 A NL7300525 A NL 7300525A NL 7300525 A NL7300525 A NL 7300525A NL 7300525 A NL7300525 A NL 7300525A NL 7300525 A NL7300525 A NL 7300525A
Authority
NL
Netherlands
Application number
NL7300525A
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 filed Critical
Publication of NL7300525A publication Critical patent/NL7300525A/xx

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
    • C07C51/43—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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
NL7300525A 1972-01-15 1973-01-12 NL7300525A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2201827A DE2201827C3 (de) 1972-01-15 1972-01-15 Verfahren zur Gewinnung von Essigsäure durch Extrakffvrektifikation

Publications (1)

Publication Number Publication Date
NL7300525A true NL7300525A (xx) 1973-07-17

Family

ID=5833076

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7300525A NL7300525A (xx) 1972-01-15 1973-01-12

Country Status (8)

Country Link
US (1) US3878241A (xx)
JP (1) JPS5320488B2 (xx)
BE (1) BE793981A (xx)
DE (1) DE2201827C3 (xx)
FR (1) FR2168314B1 (xx)
GB (1) GB1407523A (xx)
IT (1) IT976825B (xx)
NL (1) NL7300525A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545730A1 (de) * 1975-10-11 1977-04-21 Basf Ag Verfahren zur reindarstellung von ameisensaeure
FR2466448A1 (fr) * 1979-10-01 1981-04-10 Propylox Sa Procede pour la recuperation d'acides carboxyliques a partir de melanges contenant des esters de glycols derives de ces acides
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.
EP2470491A4 (en) 2009-08-27 2015-02-25 Iogen Energy Corp RECOVERY OF VOLATILE CARBOXYLIC ACIDS BY EXTRACTIVE EVAPORATION
EP2470490A1 (en) 2009-08-27 2012-07-04 Iogen Energy Corporation Recovery of volatile carboxylic acids by a stripper- extractor system
CN101704734B (zh) * 2009-11-20 2013-03-06 南京昂扬化工有限公司 一种偏苯三酸酐生产过程中稀醋酸的回收方法
US8864950B2 (en) * 2011-10-03 2014-10-21 Celanese International Corporation Processes for producing acrylic acids and acrylates
WO2016135630A1 (en) * 2015-02-25 2016-09-01 Sabic Global Technologies B.V. Process for removing impurities from acetic acid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2126611A (en) * 1937-03-31 1938-08-09 Dow Chemical Co Purification and decolorization of acetic acid
US2313386A (en) * 1941-02-08 1943-03-09 Levesque Jean Process for concentration and extraction of acetic acid in aqueous solutions

Also Published As

Publication number Publication date
JPS5320488B2 (xx) 1978-06-27
IT976825B (it) 1974-09-10
DE2201827A1 (de) 1973-07-19
FR2168314A1 (xx) 1973-08-31
US3878241A (en) 1975-04-15
FR2168314B1 (xx) 1977-02-04
GB1407523A (en) 1975-09-24
DE2201827B2 (xx) 1974-09-05
BE793981A (fr) 1973-05-02
JPS4880510A (xx) 1973-10-29
DE2201827C3 (de) 1975-05-22

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Legal Events

Date Code Title Description
BV The patent application has lapsed