DD153205A5 - Verfahren zur reindarstellung von acrylnitril - Google Patents

Verfahren zur reindarstellung von acrylnitril Download PDF

Info

Publication number
DD153205A5
DD153205A5 DD222883A DD22288380A DD153205A5 DD 153205 A5 DD153205 A5 DD 153205A5 DD 222883 A DD222883 A DD 222883A DD 22288380 A DD22288380 A DD 22288380A DD 153205 A5 DD153205 A5 DD 153205A5
Authority
DD
German Democratic Republic
Prior art keywords
column
acrylonitrile
water
impurities
product
Prior art date
Application number
DD222883A
Other languages
German (de)
English (en)
Inventor
Landis
Original Assignee
Standard Oil Co Ohio
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 Standard Oil Co Ohio filed Critical Standard Oil Co Ohio
Publication of DD153205A5 publication Critical patent/DD153205A5/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
    • C07C255/07—Mononitriles
    • C07C255/08—Acrylonitrile; Methacrylonitrile
    • 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
    • Y10S203/03—Acrylonitrile
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DD222883A 1979-08-02 1980-07-25 Verfahren zur reindarstellung von acrylnitril DD153205A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/063,216 US4269667A (en) 1979-08-02 1979-08-02 Acrylonitrile purification by extractive distillation

Publications (1)

Publication Number Publication Date
DD153205A5 true DD153205A5 (de) 1981-12-30

Family

ID=22047739

Family Applications (1)

Application Number Title Priority Date Filing Date
DD222883A DD153205A5 (de) 1979-08-02 1980-07-25 Verfahren zur reindarstellung von acrylnitril

Country Status (20)

Country Link
US (1) US4269667A (cs)
EP (1) EP0024788B1 (cs)
JP (1) JPS5622756A (cs)
KR (1) KR840001470B1 (cs)
AR (1) AR223382A1 (cs)
AT (1) AT374784B (cs)
BR (1) BR8003733A (cs)
CA (1) CA1134863A (cs)
CS (1) CS228134B2 (cs)
DD (1) DD153205A5 (cs)
DE (1) DE3061997D1 (cs)
ES (1) ES8106697A1 (cs)
IL (1) IL59920A (cs)
IN (1) IN154282B (cs)
MX (1) MX155164A (cs)
PH (1) PH15241A (cs)
PT (1) PT71344A (cs)
RO (1) RO80861A (cs)
TR (1) TR20880A (cs)
ZA (1) ZA802623B (cs)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58225048A (ja) * 1982-06-22 1983-12-27 Asahi Chem Ind Co Ltd メタクリロニトリルの製造法
US4474709A (en) * 1982-06-28 1984-10-02 E. I. Du Pont De Nemours And Company Removal of oxazole from acetonitrile
DE69736740T2 (de) * 1997-07-18 2007-08-16 INEOS USA LLC, Lisle Verfahren zur Wiedergewinnung von Acrylonitril
KR100587744B1 (ko) * 1997-07-19 2006-10-11 더 스탠다드 오일 캄파니 개선된아크릴로니트릴회수방법
CN1121382C (zh) * 1997-08-06 2003-09-17 标准石油公司 改进的丙烯腈回收方法
US6296739B1 (en) 1999-01-08 2001-10-02 The Standard Oil Company Operation of heads column
US6054603A (en) * 1999-04-06 2000-04-25 The Standard Oil Company Acrylonitrile recovery process
US6843890B1 (en) * 1999-07-23 2005-01-18 The Standard Oil Company Purification and recovery of acetonitrile from waste solvent acetonitrile
US6084121A (en) * 1999-09-09 2000-07-04 E. I. Du Pont De Nemours And Company Nitrile process
RU2267481C2 (ru) * 2000-07-18 2006-01-10 Дзе Стэндард Ойл Компани Способ очистки неочищенного ацетонитрила
US6355828B1 (en) 2000-11-10 2002-03-12 E. I. Du Pont De Nemours And Company Nitrile process
GB0103046D0 (en) 2001-02-07 2001-03-21 Novartis Ag Organic Compounds
MXPA04001556A (es) * 2001-08-21 2004-05-17 Standard Oil Co Operacion mejorada de columna de domos en produccion de acrilonitrilo.
JP2004217656A (ja) * 2003-01-14 2004-08-05 Solutia Inc アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環
TWI762414B (zh) 2021-08-25 2022-04-21 臺灣塑膠工業股份有限公司 碳纖維之製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791550A (en) * 1957-05-07 Resolution of aqueous carbonyl-carbinol mixtures
US2423795A (en) * 1943-01-01 1947-07-08 Standard Oil Dev Co Recovery of hydrocarbons and acetone from admixtures by phase separation and azeotropic distillation
FR1427860A (fr) * 1964-12-24 1966-02-11 Electrochimie Soc Perfectionnements aux procédés d'obtention d'acrylonitrile et d'acétonitrile purs
US3399120A (en) * 1965-12-09 1968-08-27 Monsanto Co Purification of olefinically unsaturated nitriles by water extractive distillation
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
US3660248A (en) * 1969-03-06 1972-05-02 Lummus Co Neutralization and drying of halogenated and alkylated hydrocarbons
US3640852A (en) * 1970-03-23 1972-02-08 Gulf Research Development Co Separation of alkyl bromides from the corresponding carbon number alcohol by distillation with water
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US3862890A (en) * 1971-09-03 1975-01-28 Robert D Presson Fractional distillation using a vapor side stream to control hcn concentration in purificatin of crude nitriles
BE791286A (fr) * 1971-11-17 1973-03-01 Snam Progetti Procede de purification d'acrylonitrile
US3852164A (en) * 1973-03-30 1974-12-03 S Chow Purification of 1,4-butanediol by vacuum distillation with side stream recovery
US4039428A (en) * 1976-01-02 1977-08-02 Monsanto Company Purification of propionic acid
US4166008A (en) * 1977-07-29 1979-08-28 The Standard Oil Company Process for recovery of olefinic nitriles

Also Published As

Publication number Publication date
MX155164A (es) 1988-02-01
AR223382A1 (es) 1981-08-14
PH15241A (en) 1982-10-07
IL59920A (en) 1983-09-30
IL59920A0 (en) 1980-06-30
ATA369280A (de) 1983-10-15
KR840001470B1 (ko) 1984-09-28
CS228134B2 (en) 1984-05-14
US4269667A (en) 1981-05-26
KR830003403A (ko) 1983-06-20
ZA802623B (en) 1981-06-24
CA1134863A (en) 1982-11-02
JPH0118891B2 (cs) 1989-04-07
PT71344A (en) 1980-07-01
BR8003733A (pt) 1981-04-22
RO80861A (ro) 1983-02-01
EP0024788A1 (en) 1981-03-11
TR20880A (tr) 1982-11-22
EP0024788B1 (en) 1983-02-16
DE3061997D1 (en) 1983-03-24
ES491798A0 (es) 1981-08-01
ES8106697A1 (es) 1981-08-01
AT374784B (de) 1984-05-25
JPS5622756A (en) 1981-03-03
IN154282B (cs) 1984-10-13

Similar Documents

Publication Publication Date Title
DE69425170T2 (de) Verfahren zur Reinigung und Konzentration von Schwefelsäure
EP1042040B1 (de) Rektifizierkolonne für die extraktivdestillation von eng- oder azeotrop siedenden gemischen
DD153205A5 (de) Verfahren zur reindarstellung von acrylnitril
EP1602640B1 (de) Verfahren zur destillativen Trennung von wässrigen Aminlösungen
DE60216688T2 (de) Verfahren zur Rückgewinnung von Acrolein oder Propionaldehyd aus verdünnten wässrigen Strömen
EP0982289A2 (de) Verfahren zur kontinuerlichen Gewinnung von (Meth)acrylsäure
EP0236839B1 (de) Verfahren zur Aufarbeitung wässriger Aminlösungen
DD140037A5 (de) Verfahren zur isolierung und reinigung von acrylnitril oder methacrylnitril aus diese enthaltenden reaktionsgemischen
DE2737336A1 (de) Fraktionierverfahren und vorrichtung zur durchfuehrung des verfahrens
DE10038318C1 (de) Verfahren und Vorrichtung zur Erzeugung von Reinstaromaten
DE3879142T2 (de) Verfahren zur abtrennung von aldehydischen verunreinigungen aus ethylenoxid.
DE3002460A1 (de) Verfahren und vorrichtung zur nachbehandlung, insbesondere fuer harnstoff- und ammonnitratanlagen
DE2117978C2 (cs)
DE2624687A1 (de) Verfahren zur entfernung hochsiedender materialien und einer fluechtigen geloesten substanz aus einem kohlenwasserstoffstrom
DE1948426C3 (de) Verfahren zur Gewinnung von Schwefelwasserstoff und Ammoniak aus einer wässrigen Lösung
DE2035324B2 (de) Verfahren zur extraktion aromatischer kohlenwasserstoffe aus einem kohlenwasserstoffgemisch in einem mehrstufensystem
CH644085A5 (de) Verfahren und vorrichtung zur gewinnung von reinem chlorcyan.
DE2834752B2 (de) Verfahren zur Gewinnung von Aromaten aus Kohlenwasserstoffgemischen
DE69407834T2 (de) Verfahren und Vorrichtung zur Reinigung des aus gasförmigen Reaktionsgemischen regenerierten rohen Maleinsäureanhydrids
DE1618385B2 (de) Verfahren und vorrichtungen zur gewinnung von azinen und/bzw. oder hydrazonen aus diese enthaltenden mischungen
DE19531806C1 (de) Verfahren zur schonenden Destillation von Fettsäuren
DE2838880C3 (de) Verfahren zur Gewinnung von Methacrolein
EP0654443B1 (de) Verfahren zum Gewinnen von Ammoniak aus einem NH3 und Sauergase enthaltenden Abwasser
DE1805957A1 (de) Verfahren zur Reinigung von Xylylendiisocyanat
DE1667692A1 (de) Verfahren zur Konzentrierung von Schwefelsaeure