SE318268B - - Google Patents

Info

Publication number
SE318268B
SE318268B SE262/68A SE26268A SE318268B SE 318268 B SE318268 B SE 318268B SE 262/68 A SE262/68 A SE 262/68A SE 26268 A SE26268 A SE 26268A SE 318268 B SE318268 B SE 318268B
Authority
SE
Sweden
Application number
SE262/68A
Inventor
G Roscher
K Guenther
J Scholderer
O Probst
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 SE318268B publication Critical patent/SE318268B/xx

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
    • 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
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE262/68A 1967-01-12 1968-01-09 SE318268B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1967F0051238 DE1282014C2 (de) 1967-01-12 1967-01-12 Verfahren zur Gewinnung von Vinylestern und Carbonsaeuren

Publications (1)

Publication Number Publication Date
SE318268B true SE318268B (zh) 1969-12-08

Family

ID=7104452

Family Applications (1)

Application Number Title Priority Date Filing Date
SE262/68A SE318268B (zh) 1967-01-12 1968-01-09

Country Status (11)

Country Link
US (1) US3438870A (zh)
JP (1) JPS5318011B1 (zh)
AT (1) AT276333B (zh)
BE (1) BE709322A (zh)
BR (1) BR6896157D0 (zh)
CH (1) CH494726A (zh)
DE (1) DE1282014C2 (zh)
FR (1) FR1550857A (zh)
GB (1) GB1208167A (zh)
NL (1) NL159652B (zh)
SE (1) SE318268B (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905875A (en) * 1968-05-10 1975-09-16 Bayer Ag Process for the purification of crude liquid vinyl acetate
US4331513A (en) * 1971-03-22 1982-05-25 Deuterium Corporation Apparatus for purifying a vaporizable liquid
RO69229A (ro) * 1973-07-13 1980-12-30 Farbwerke Hoechst Ag,De Procedeu de separare a apei din amestecurile organice
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
US4352940A (en) * 1980-04-28 1982-10-05 E. I. Du Pont De Nemours And Company Hydrolysis of methyl acetate
US4414063A (en) * 1982-04-12 1983-11-08 E. I. Du Pont De Nemours & Co. Removing residual acrylonitrile in aqueous dispersions
US4623432A (en) * 1984-04-23 1986-11-18 Amoco Corporation Removal of brominated organics from acetic acid obtained by oxidation of liquid butane in presence of Co-Br or Co-Mn-Br system catalysis
KR900008691B1 (ko) * 1984-04-26 1990-11-27 신니쯔 데쯔가가꾸 가부시끼가이샤 스틸렌류의 증류방법
DE3422575A1 (de) * 1984-06-18 1985-12-19 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von vinylacetat
US4566947A (en) * 1984-09-27 1986-01-28 Hidemasa Tsuruta Method of separating a mixed liquid into light and heavy fractions by distillation
DE3934614A1 (de) * 1989-10-17 1991-04-18 Hoechst Ag Verfahren zur isolierung von vinylacetat
JP3005638B2 (ja) * 1990-06-04 2000-01-31 日本水産株式会社 高濃度エイコサペンタエン酸またはそのエステルの製造方法
JP3040136B2 (ja) * 1990-06-04 2000-05-08 日本水産株式会社 エイコサペンタエン酸またはそのエステルの製造方法
ECSP910793A (es) * 1990-11-30 1992-12-21 Union Carbide Chem Plastics Co Inc La tecnologia de transvinilacion ayudada azeotropica
DE102010001097A1 (de) 2010-01-21 2011-07-28 Wacker Chemie AG, 81737 Verfahren zur Herstellung von Vinylacetat
EP2890670B1 (en) 2012-08-30 2016-09-21 Celanese International Corporation Process for vinyl acetate production having sidecar reactor for predehydrating column

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997495A (en) * 1956-08-27 1961-08-22 Air Reduction Preparation of vinyl esters
US3113851A (en) * 1959-09-05 1963-12-10 Kurashiki Rayon Co Process for recovering vapors
US3052610A (en) * 1960-05-19 1962-09-04 Kurashiki Rayon Co Concentration of acetic acid
US3277158A (en) * 1963-06-11 1966-10-04 Union Oil Co Production of vinyl acetate from ethylene
US3277159A (en) * 1963-06-18 1966-10-04 Union Oil Company Of America Process for the production of unsaturated esters and acetals from olefins
US3290362A (en) * 1963-08-05 1966-12-06 Union Oil Co Process for preparing esters and acetals by the oxidation of olefins

Also Published As

Publication number Publication date
FR1550857A (zh) 1968-12-20
NL159652B (nl) 1979-03-15
CH494726A (de) 1970-08-15
BR6896157D0 (pt) 1973-01-02
DE1282014C2 (de) 1969-07-17
JPS5318011B1 (zh) 1978-06-13
US3438870A (en) 1969-04-15
DE1282014B (de) 1968-11-07
AT276333B (de) 1969-11-25
GB1208167A (en) 1970-10-07
BE709322A (zh) 1968-07-12
NL6717316A (zh) 1968-07-15

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