DK0722926T3 - Fremgangsmåde til rektifikativ separation af (meth)acrylsyre fra en blanding indeholdende (meth)acrylsyre og lavere aldehyd - Google Patents

Fremgangsmåde til rektifikativ separation af (meth)acrylsyre fra en blanding indeholdende (meth)acrylsyre og lavere aldehyd

Info

Publication number
DK0722926T3
DK0722926T3 DK96100461T DK96100461T DK0722926T3 DK 0722926 T3 DK0722926 T3 DK 0722926T3 DK 96100461 T DK96100461 T DK 96100461T DK 96100461 T DK96100461 T DK 96100461T DK 0722926 T3 DK0722926 T3 DK 0722926T3
Authority
DK
Denmark
Prior art keywords
meth
acrylic acid
mixture containing
rectifying separation
lower aldehyde
Prior art date
Application number
DK96100461T
Other languages
Danish (da)
English (en)
Inventor
Ulrich Dr Hammon
Holger Dr Herbst
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK0722926T3 publication Critical patent/DK0722926T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
    • C07C69/54—Acrylic acid esters; Methacrylic acid esters
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
    • B01D3/225—Dual-flow sieve trays
    • 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
    • Y10S203/09—Plural feed
    • 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
    • Y10S203/11—Batch distillation
    • 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
    • Y10S203/22—Accessories

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK96100461T 1995-01-18 1996-01-13 Fremgangsmåde til rektifikativ separation af (meth)acrylsyre fra en blanding indeholdende (meth)acrylsyre og lavere aldehyd DK0722926T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19501326A DE19501326A1 (de) 1995-01-18 1995-01-18 Verfahren der rektifikativen Abtrennung von (Meth)acrylsäure aus einem (Meth)acrylsäure als Hauptbestandteil und niedere Aldehyde als Nebenbestandteile enthaltenden Gemisch in einer aus Abtriebsteil und Verstärkerteil bestehenden Rektifiaktionskolonne

Publications (1)

Publication Number Publication Date
DK0722926T3 true DK0722926T3 (da) 1998-10-12

Family

ID=7751727

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96100461T DK0722926T3 (da) 1995-01-18 1996-01-13 Fremgangsmåde til rektifikativ separation af (meth)acrylsyre fra en blanding indeholdende (meth)acrylsyre og lavere aldehyd

Country Status (13)

Country Link
US (1) US5855743A (cs)
EP (1) EP0722926B1 (cs)
JP (1) JPH08239342A (cs)
KR (1) KR960029310A (cs)
CN (1) CN1068579C (cs)
CA (1) CA2167454A1 (cs)
CZ (1) CZ14796A3 (cs)
DE (2) DE19501326A1 (cs)
DK (1) DK0722926T3 (cs)
ES (1) ES2116791T3 (cs)
MY (1) MY113228A (cs)
SG (1) SG54107A1 (cs)
TW (1) TW371299B (cs)

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DE19746690A1 (de) * 1997-10-22 1999-04-29 Basf Ag Verfahren zur Herstellung von (Meth)acrylsäure
DE19810962A1 (de) * 1998-03-13 1999-09-16 Basf Ag Verfahren der rektifikativen Abtrennung von (Meth)acrylsäure aus einem (Meth)acrylsäure und eine höher als (Meth)acrylsäure siedende organische Flüssigkeit als Hauptbestandteile enthaltenden Gemisch
DE19838783A1 (de) 1998-08-26 2000-03-02 Basf Ag Verfahren zur kontinuierlichen Gewinnung von (Meth)acrylsäure
DE19907316A1 (de) * 1999-02-22 2000-08-24 Basf Ag Verwendung von Plattenwärmeüberträgern als Verdampfer und/oder Kondensator in Verfahren zur Herstellung polymerisierbarer Monomere
MY119958A (en) * 1999-03-10 2005-08-30 Basf Ag Catalytic gas-phase oxidation of propene to acrylic acid
JP5073129B2 (ja) 1999-03-31 2012-11-14 株式会社日本触媒 （メタ）アクリル酸の精製方法
JP4143218B2 (ja) * 1999-04-23 2008-09-03 株式会社日本触媒 薄膜式蒸発装置における重合防止方法および薄膜式蒸発装置
JP4698778B2 (ja) * 1999-06-03 2011-06-08 株式会社日本触媒 （メタ）アクリル酸（エステル）の精製方法
CZ303896B6 (cs) 2000-04-11 2013-06-12 Basf Aktiengesellschaft Zpusob cistení taveniny surové kyseliny akrylové
DE10115277A1 (de) * 2001-03-28 2002-06-13 Basf Ag Verfahren zur kontinuierlichen Gewinnung von(Meth)acrylsäure
DE10122788A1 (de) 2001-05-10 2002-06-06 Basf Ag Verfahren der kristallisativen Reinigung einer Roh-Schmelze wenigstens eines Monomeren
DE10237061A1 (de) 2002-08-09 2004-02-19 Basf Ag Verfahren zur Reinigung von Apparaten, in welchen(Meth)acrylsäure enthaltende organische Lösungsmittel behandelt und/oder erzeugt wurden
EP1667953B1 (en) * 2003-09-24 2008-12-10 Dow Global Technologies Inc. Metal surfaces to inhibit ethylenically unsaturated monomer polymerization
JP2005336141A (ja) * 2004-05-31 2005-12-08 Mitsubishi Chemicals Corp アクリル酸の製造方法
DE102005030416B4 (de) * 2005-06-30 2007-06-21 Stockhausen Gmbh Anordnung und Verfahren zur Erwärmung und Begasung eines polymerisationsfähigen Stoffes sowie Vorrichtung und Verfahren zur Herstellung hochreiner (Meth)Acrylsäure
DE102007055086A1 (de) 2007-11-16 2009-05-20 Basf Se Verfahren zur Herstellung von Acrylsäure
DE102009027401A1 (de) 2009-07-01 2010-02-18 Basf Se Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung
DE102010001228A1 (de) 2010-01-26 2011-02-17 Basf Se Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung
WO2011000808A2 (de) 2009-07-01 2011-01-06 Basf Se Verfahren der abtrennung von acrylsäure aus dem produktgasgemisch einer heterogen katalysierten partiellen gasphasenoxidation wenigstens einer c3-vorläuferverbindung
DE102010042216A1 (de) 2010-10-08 2011-06-09 Basf Se Verfahren zur Hemmung der unerwünschten radikalischen Polymerisation von in einer flüssigen Phase P befindlicher Acrylsäure
US9776940B2 (en) 2015-08-07 2017-10-03 Basf Se Process for production of acrylic acid
JP7384519B2 (ja) 2018-07-26 2023-11-21 ベーアーエスエフ・エスエー 液相ｐに存在するアクリル酸の望ましくないラジカル重合を抑制するための方法
JP7651589B2 (ja) 2020-03-26 2025-03-26 ベーアーエスエフ・エスエー 液相ｐに存在するアクリル酸の望ましくないフリーラジカル重合を抑制する方法

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US2147306A (en) * 1935-12-05 1939-02-14 Foster Wheeler Corp Fatty acid distillation
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BE786398A (fr) * 1971-07-21 1973-01-18 Basf Ag Procede de preparation de l'acide acrylique anhydre
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CA962698A (en) * 1972-01-31 1975-02-11 The Standard Oil Company Process for purification of acrylic acid
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JPS6054939B2 (ja) * 1977-08-04 1985-12-03 住友化学工業株式会社 粗製アクリル酸の精製方法
SE7813257L (sv) * 1978-01-04 1979-07-05 Markfort Dieter Sett och anordning for rektifikation
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US4358347A (en) * 1982-01-26 1982-11-09 The Dow Chemical Company Removal of trace aldehydes from carboxylic acids
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DE4405059A1 (de) * 1994-02-17 1995-08-24 Basf Ag Multimetalloxidmassen
DE4431957A1 (de) * 1994-09-08 1995-03-16 Basf Ag Verfahren zur katalytischen Gasphasenoxidation von Propen zu Acrolein
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US5482597A (en) * 1994-11-23 1996-01-09 Basf Aktiengesellschaft Purification of crude (meth)acrylic acid
DE19501325A1 (de) * 1995-01-18 1996-07-25 Basf Ag Verfahren der rektifikativen Abtrennung von (Meth)acrylsäure aus einem (Meth)acrylsäure enthaltenden Gemisch

Also Published As

Publication number Publication date
ES2116791T3 (es) 1998-07-16
EP0722926A1 (de) 1996-07-24
KR960029310A (ko) 1996-08-17
EP0722926B1 (de) 1998-05-27
CA2167454A1 (en) 1996-07-19
US5855743A (en) 1999-01-05
DE59600212D1 (de) 1998-07-02
CZ14796A3 (cs) 1998-04-15
MY113228A (en) 2001-12-31
TW371299B (en) 1999-10-01
DE19501326A1 (de) 1996-07-25
CN1148586A (zh) 1997-04-30
JPH08239342A (ja) 1996-09-17
SG54107A1 (en) 1998-11-16
CN1068579C (zh) 2001-07-18

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