CS198231B2 - Method of the partial separation of water from gas mixture arising in vinyl acetate preparation - Google Patents

Method of the partial separation of water from gas mixture arising in vinyl acetate preparation Download PDF

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Publication number
CS198231B2
CS198231B2 CS771657A CS165777A CS198231B2 CS 198231 B2 CS198231 B2 CS 198231B2 CS 771657 A CS771657 A CS 771657A CS 165777 A CS165777 A CS 165777A CS 198231 B2 CS198231 B2 CS 198231B2
Authority
CS
Czechoslovakia
Prior art keywords
vinyl acetate
water
acetic acid
column
gas
Prior art date
Application number
CS771657A
Other languages
Czech (cs)
English (en)
Inventor
Guenter Roscher
Heinz Schmitz
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of CS198231B2 publication Critical patent/CS198231B2/cs

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/04Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/52Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/52Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS771657A 1976-03-13 1977-03-11 Method of the partial separation of water from gas mixture arising in vinyl acetate preparation CS198231B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2610624A DE2610624C2 (de) 1976-03-13 1976-03-13 Verfahren zur Gewinnung von Vinylacetat aus den Gasgemischen, die bei dessen Herstellung anfallen

Publications (1)

Publication Number Publication Date
CS198231B2 true CS198231B2 (en) 1980-05-30

Family

ID=5972364

Family Applications (1)

Application Number Title Priority Date Filing Date
CS771657A CS198231B2 (en) 1976-03-13 1977-03-11 Method of the partial separation of water from gas mixture arising in vinyl acetate preparation

Country Status (21)

Country Link
US (1) US4156632A (no)
JP (1) JPS52111511A (no)
AR (1) AR213515A1 (no)
AU (1) AU506270B2 (no)
BE (1) BE852429A (no)
BR (1) BR7701489A (no)
CA (1) CA1095453A (no)
CS (1) CS198231B2 (no)
DD (1) DD128618A5 (no)
DE (1) DE2610624C2 (no)
ES (1) ES456581A1 (no)
FR (1) FR2343714A1 (no)
GB (1) GB1561603A (no)
IT (1) IT1085877B (no)
MX (1) MX145319A (no)
NL (1) NL7702486A (no)
NO (1) NO147242C (no)
PL (1) PL106072B1 (no)
SE (1) SE414924B (no)
YU (1) YU40897B (no)
ZA (1) ZA771476B (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2943985A1 (de) * 1979-10-31 1981-05-14 Hoechst Ag, 6000 Frankfurt Verfahren zur abtrennung von wasser aus gemischen mit vinylacetat und essigsaeure
DE3422575A1 (de) * 1984-06-18 1985-12-19 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von vinylacetat
JPS61114163A (ja) * 1984-11-08 1986-05-31 Jeol Ltd 液体クロマトグラフイ−分析方法
US4654801A (en) * 1984-11-30 1987-03-31 Phillips Petroleum Company Control of a vinyl acetate process
DE3934614A1 (de) * 1989-10-17 1991-04-18 Hoechst Ag Verfahren zur isolierung von vinylacetat
DE102005036930B4 (de) * 2005-08-05 2014-01-23 Celanese Chemicals Europe Gmbh Verfahren zur Isolierung von Vinylacetat
AU2009326550A1 (en) * 2008-12-13 2011-07-07 Celanese Chemicals Europe Gmbh Process for the manufacturing of vinyl acetate
DE102010001097A1 (de) 2010-01-21 2011-07-28 Wacker Chemie AG, 81737 Verfahren zur Herstellung von Vinylacetat
US9193663B2 (en) 2010-10-28 2015-11-24 Celanese International Corporation Methods for producing a vinyl acetate composition having a low impurity content
DE102016205487A1 (de) 2016-04-04 2017-10-05 Wacker Chemie Ag Verfahren zur Herstellung von Vinylacetat
CN112694399A (zh) * 2021-01-07 2021-04-23 太原理工大学 一种节能型直接压缩式热泵醋酸精馏工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB586489A (en) * 1944-09-25 1947-03-20 Henry Reginald Clive Pratt Improvements in and relating to the purification of vinyl esters
US3404177A (en) * 1965-09-02 1968-10-01 Nat Distillers Chem Corp Producing and recovering vinyl acetate from a gaseous mixture by fractional distillation
DE1282014C2 (de) * 1967-01-12 1969-07-17 Hoechst Ag Verfahren zur Gewinnung von Vinylestern und Carbonsaeuren
DE1278430C2 (de) * 1967-02-25 1974-05-30 Verfahren zur abtrennung der mischung eines vinylesters im molaren ueberschuss mit der entsprechenden carbonsaeure
US3905875A (en) * 1968-05-10 1975-09-16 Bayer Ag Process for the purification of crude liquid vinyl acetate
US3530043A (en) * 1968-07-04 1970-09-22 Ici Ltd Purification of vinyl or allyl acetate by treatment with alkali metal compounds during distillation and evaporation with purging of concentrate streams
US3692636A (en) * 1969-11-28 1972-09-19 Celanese Corp Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation
GB1308718A (en) * 1970-07-01 1973-03-07 Sir Soc Italiana Resine Spa Method of separating vinyl acetate from liquid mixtures

Also Published As

Publication number Publication date
PL106072B1 (pl) 1979-11-30
JPS52111511A (en) 1977-09-19
SE7702768L (sv) 1977-09-14
BR7701489A (pt) 1978-01-03
ES456581A1 (es) 1978-02-01
ZA771476B (en) 1978-02-22
AR213515A1 (es) 1979-02-15
IT1085877B (it) 1985-05-28
DE2610624A1 (de) 1977-09-15
AU506270B2 (en) 1979-12-20
NO147242B (no) 1982-11-22
NL7702486A (nl) 1977-09-15
YU40897B (en) 1986-08-31
GB1561603A (en) 1980-02-27
YU64377A (en) 1982-06-30
BE852429A (fr) 1977-09-14
FR2343714A1 (fr) 1977-10-07
NO147242C (no) 1983-03-09
CA1095453A (en) 1981-02-10
JPS615465B2 (no) 1986-02-18
US4156632A (en) 1979-05-29
DE2610624C2 (de) 1985-02-14
MX145319A (es) 1982-01-27
DD128618A5 (de) 1977-11-30
SE414924B (sv) 1980-08-25
FR2343714B1 (no) 1983-10-28
AU2317977A (en) 1978-09-14
NO770873L (no) 1977-09-14

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