FR2300066A1 - Procede de purification de l'anhydride acetique brut par distillation fractionnee continue - Google Patents

Procede de purification de l'anhydride acetique brut par distillation fractionnee continue

Info

Publication number
FR2300066A1
FR2300066A1 FR7603398A FR7603398A FR2300066A1 FR 2300066 A1 FR2300066 A1 FR 2300066A1 FR 7603398 A FR7603398 A FR 7603398A FR 7603398 A FR7603398 A FR 7603398A FR 2300066 A1 FR2300066 A1 FR 2300066A1
Authority
FR
France
Prior art keywords
acetic anhydride
fractional distillation
purifying crude
crude acetic
continuous fractional
Prior art date
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.)
Granted
Application number
FR7603398A
Other languages
English (en)
Other versions
FR2300066B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wacker Chemie AG
Original Assignee
Wacker Chemie 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 Wacker Chemie AG filed Critical Wacker Chemie AG
Publication of FR2300066A1 publication Critical patent/FR2300066A1/fr
Application granted granted Critical
Publication of FR2300066B1 publication Critical patent/FR2300066B1/fr
Granted legal-status Critical Current

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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives
    • 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
    • Y10S203/20—Power plant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7603398A 1975-02-10 1976-02-09 Procede de purification de l'anhydride acetique brut par distillation fractionnee continue Granted FR2300066A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2505471A DE2505471C3 (de) 1975-02-10 1975-02-10 Verfahren zur Gewinnung von Essigsäureanhydrid durch kontinuierliche fraktionierte Destillation von Rohessigsäureanhydrid

Publications (2)

Publication Number Publication Date
FR2300066A1 true FR2300066A1 (fr) 1976-09-03
FR2300066B1 FR2300066B1 (fr) 1978-11-10

Family

ID=5938493

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7603398A Granted FR2300066A1 (fr) 1975-02-10 1976-02-09 Procede de purification de l'anhydride acetique brut par distillation fractionnee continue

Country Status (9)

Country Link
US (1) US4107002A (fr)
JP (1) JPS51122018A (fr)
BE (1) BE838414A (fr)
CH (1) CH601163A5 (fr)
DE (1) DE2505471C3 (fr)
FR (1) FR2300066A1 (fr)
GB (1) GB1520684A (fr)
IT (1) IT1053824B (fr)
NL (1) NL7600766A (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149094A1 (de) * 1981-12-11 1983-06-16 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von aceton aus reaktionsgemischen von carbonylierungsreaktionen
GB9120902D0 (en) * 1991-10-02 1991-11-13 Bp Chem Int Ltd Purification process
US5264087A (en) * 1992-10-13 1993-11-23 Eastman Kodak Company Method for refining acetic anhydride by distillation
US8575403B2 (en) 2010-05-07 2013-11-05 Celanese International Corporation Hydrolysis of ethyl acetate in ethanol separation process
JP6076579B2 (ja) * 2010-06-23 2017-02-08 株式会社ダイセル 蒸留塔の運転方法
US9272970B2 (en) 2010-07-09 2016-03-01 Celanese International Corporation Hydrogenolysis of ethyl acetate in alcohol separation processes
US8664454B2 (en) 2010-07-09 2014-03-04 Celanese International Corporation Process for production of ethanol using a mixed feed using copper containing catalyst
US8710279B2 (en) 2010-07-09 2014-04-29 Celanese International Corporation Hydrogenolysis of ethyl acetate in alcohol separation processes
WO2012148509A1 (fr) 2011-04-26 2012-11-01 Celanese International Corporation Procédé de production d'éthanol faisant appel à un réacteur à lit empilé
US8592635B2 (en) 2011-04-26 2013-11-26 Celanese International Corporation Integrated ethanol production by extracting halides from acetic acid
US8754268B2 (en) 2011-04-26 2014-06-17 Celanese International Corporation Process for removing water from alcohol mixtures
WO2012149137A1 (fr) 2011-04-26 2012-11-01 Celanese International Corporation Procédé de production d'éthanol à partir d'une charge d'acide acétique et d'une charge d'acétate d'éthyle recyclé
US9073816B2 (en) 2011-04-26 2015-07-07 Celanese International Corporation Reducing ethyl acetate concentration in recycle streams for ethanol production processes
US8895786B2 (en) 2011-08-03 2014-11-25 Celanese International Corporation Processes for increasing alcohol production
US8686201B2 (en) 2011-11-09 2014-04-01 Celanese International Corporation Integrated acid and alcohol production process having flashing to recover acid production catalyst
US8614359B2 (en) 2011-11-09 2013-12-24 Celanese International Corporation Integrated acid and alcohol production process
US8653303B2 (en) 2012-01-26 2014-02-18 Celanese International Corporation Processes for preparing acetic anhydride
US8759576B2 (en) 2012-09-06 2014-06-24 Celanese International Corporation Processes for purifying acetic anhydride
US8975450B2 (en) 2013-03-15 2015-03-10 Celanese International Corporation Ethanol and ethyl acetate production using an acetic acid and acetic anhydride mixed feed
US20150014150A1 (en) * 2013-07-11 2015-01-15 Celanese Acetate Llc Process for Energy Recovery in Purifying Carboxylic Anhydride for Manufacturing Cellulose Esters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2504195A (en) * 1950-04-18 Heatcd
US2159146A (en) * 1933-12-12 1939-05-23 Melle Usines Sa Process for the separation of acetic anhydride
US2670355A (en) * 1950-02-23 1954-02-23 Barsky Manufacture of maleic anhydride
US2688635A (en) * 1951-05-24 1954-09-07 Allied Chem & Dye Corp Process for the production of ketene or acetic anhydride from a mixture of acetic acid and formic acid
US2703309A (en) * 1951-08-28 1955-03-01 Eastman Kodak Co Purification of acids from the manufacture of anhydrides
NL94445C (fr) * 1952-04-24
DE1202778B (de) * 1963-07-13 1965-10-14 Basf Ag Verfahren zur kontinuierlichen Aufarbeitung von Essigsaeure enthaltenden Gemischen
AT274743B (de) * 1967-09-28 1969-09-25 Krems Chemie Gmbh Verfahren und Vorrichtung zur kontinuierlichen Fraktionierung von Tallöl oder andern organischen Mehrstoffgemischen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
GB1520684A (en) 1978-08-09
NL7600766A (nl) 1976-08-12
JPS51122018A (en) 1976-10-25
FR2300066B1 (fr) 1978-11-10
CH601163A5 (fr) 1978-06-30
JPS5525172B2 (fr) 1980-07-04
IT1053824B (it) 1981-10-10
DE2505471C3 (de) 1982-05-06
US4107002A (en) 1978-08-15
DE2505471A1 (de) 1976-08-19
DE2505471B2 (de) 1978-08-03
BE838414A (fr) 1976-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse