BE852429A - Procede de separation d'eau contenue dans des melanges de gaz formes au cours de la fabrication d'acetate de vinyle - Google Patents

Procede de separation d'eau contenue dans des melanges de gaz formes au cours de la fabrication d'acetate de vinyle

Info

Publication number
BE852429A
BE852429A BE175760A BE175760A BE852429A BE 852429 A BE852429 A BE 852429A BE 175760 A BE175760 A BE 175760A BE 175760 A BE175760 A BE 175760A BE 852429 A BE852429 A BE 852429A
Authority
BE
Belgium
Prior art keywords
manufacture
vinyl acetate
formed during
water contained
gas mixtures
Prior art date
Application number
BE175760A
Other languages
English (en)
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 BE852429A publication Critical patent/BE852429A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055—Preparation 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE175760A 1976-03-13 1977-03-14 Procede de separation d'eau contenue dans des melanges de gaz formes au cours de la fabrication d'acetate de vinyle BE852429A (fr)

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
BE852429A true BE852429A (fr) 1977-09-14

Family

ID=5972364

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175760A BE852429A (fr) 1976-03-13 1977-03-14 Procede de separation d'eau contenue dans des melanges de gaz formes au cours de la fabrication d'acetate de vinyle

Country Status (21)

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

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
BRPI0923432A2 (pt) * 2008-12-13 2018-09-11 Celanese Chemicals Europe Gmbh processo para a fabricacao de acetato de vinila
DE102010001097A1 (de) 2010-01-21 2011-07-28 Wacker Chemie AG, 81737 Verfahren zur Herstellung von Vinylacetat
WO2012058196A1 (fr) * 2010-10-28 2012-05-03 Celanese International Corporation Procédés d'obtention de composition d'acétate de vinyle avec faible teneur en impuretés
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
AU506270B2 (en) 1979-12-20
MX145319A (es) 1982-01-27
IT1085877B (it) 1985-05-28
DD128618A5 (de) 1977-11-30
NL7702486A (nl) 1977-09-15
AU2317977A (en) 1978-09-14
BR7701489A (pt) 1978-01-03
PL106072B1 (pl) 1979-11-30
YU64377A (en) 1982-06-30
NO147242C (no) 1983-03-09
SE7702768L (sv) 1977-09-14
FR2343714A1 (fr) 1977-10-07
NO770873L (no) 1977-09-14
ZA771476B (en) 1978-02-22
GB1561603A (en) 1980-02-27
ES456581A1 (es) 1978-02-01
DE2610624C2 (de) 1985-02-14
SE414924B (sv) 1980-08-25
AR213515A1 (es) 1979-02-15
US4156632A (en) 1979-05-29
JPS52111511A (en) 1977-09-19
CA1095453A (fr) 1981-02-10
DE2610624A1 (de) 1977-09-15
CS198231B2 (en) 1980-05-30
FR2343714B1 (fr) 1983-10-28
YU40897B (en) 1986-08-31
JPS615465B2 (fr) 1986-02-18
NO147242B (no) 1982-11-22

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19870331