JPS5029445B1 - - Google Patents

Info

Publication number
JPS5029445B1
JPS5029445B1 JP46047991A JP4799171A JPS5029445B1 JP S5029445 B1 JPS5029445 B1 JP S5029445B1 JP 46047991 A JP46047991 A JP 46047991A JP 4799171 A JP4799171 A JP 4799171A JP S5029445 B1 JPS5029445 B1 JP S5029445B1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP46047991A
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 JPS5029445B1 publication Critical patent/JPS5029445B1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • 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
    • Y10S203/10—Vinyl acetate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
JP46047991A 1970-07-01 1971-06-30 Pending JPS5029445B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2685370 1970-07-01

Publications (1)

Publication Number Publication Date
JPS5029445B1 true JPS5029445B1 (ja) 1975-09-23

Family

ID=11220377

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46047991A Pending JPS5029445B1 (ja) 1970-07-01 1971-06-30

Country Status (6)

Country Link
US (1) US3738915A (ja)
JP (1) JPS5029445B1 (ja)
DE (1) DE2132362A1 (ja)
FR (1) FR2105798A5 (ja)
GB (1) GB1308718A (ja)
NL (1) NL7108886A (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951756A (en) * 1974-11-08 1976-04-20 Celanese Corporation Purification of alkyl esters
DE2610624C2 (de) * 1976-03-13 1985-02-14 Hoechst Ag, 6230 Frankfurt Verfahren zur Gewinnung von Vinylacetat aus den Gasgemischen, die bei dessen Herstellung anfallen
FR2453166A1 (fr) * 1979-04-06 1980-10-31 Propylox Sa Procede pour l'epuration d'oxydes d'olefines
US4283254A (en) * 1980-04-03 1981-08-11 E. I. Du Pont De Nemours And Company Methylamines purification by distillation and purge
DE3422575A1 (de) * 1984-06-18 1985-12-19 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von vinylacetat
FI79107C (fi) * 1984-06-25 1989-11-10 Orion Yhtymae Oy Foerfarande foer framstaellning av stabil -form av prazosinhydroklorid.
DE3606121A1 (de) * 1986-02-26 1987-08-27 Texaco Ag Verfahren zur kontinuierlichen abtrennung von wasser aus gemischen mit organischen substanzen
GB9112623D0 (en) * 1991-06-12 1991-07-31 Bp Chem Int Ltd Separation process
US5208367A (en) * 1991-12-17 1993-05-04 Exxon Chemical Patents Inc. Process for recovery of vinyl acetate
DE4425918C2 (de) * 1994-07-21 1996-10-02 Wacker Chemie Gmbh Verfahren zur Rückgewinnung von nicht umgesetzten Vinylacetat-Monomer nach Polymerisationsreaktionen
DE102010001097A1 (de) 2010-01-21 2011-07-28 Wacker Chemie AG, 81737 Verfahren zur Herstellung von Vinylacetat
DE102011077010A1 (de) * 2011-06-06 2012-12-06 Wacker Chemie Ag Verfahren zur Aufbereitung von Abwässern und Abgaskondensaten aus der Polymerisation von Vinylacetat und Ethylen in wässrigem Medium

Also Published As

Publication number Publication date
FR2105798A5 (ja) 1972-04-28
DE2132362A1 (de) 1972-01-13
NL7108886A (ja) 1972-01-04
GB1308718A (en) 1973-03-07
US3738915A (en) 1973-06-12

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