TW200635890A - Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component - Google Patents

Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component

Info

Publication number
TW200635890A
TW200635890A TW095106811A TW95106811A TW200635890A TW 200635890 A TW200635890 A TW 200635890A TW 095106811 A TW095106811 A TW 095106811A TW 95106811 A TW95106811 A TW 95106811A TW 200635890 A TW200635890 A TW 200635890A
Authority
TW
Taiwan
Prior art keywords
methacrolein
acrylic acid
liquid phase
target product
main constituent
Prior art date
Application number
TW095106811A
Other languages
English (en)
Other versions
TWI359807B (en
Inventor
Joerg Heilek
Klaus Joachim Mueller-Engel
Christoph Adami
Martin Dieterle
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
Priority claimed from DE200510009887 external-priority patent/DE102005009887A1/de
Priority claimed from DE200510015637 external-priority patent/DE102005015637A1/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of TW200635890A publication Critical patent/TW200635890A/zh
Application granted granted Critical
Publication of TWI359807B publication Critical patent/TWI359807B/zh

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
    • C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid

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)
TW095106811A 2005-03-01 2006-03-01 Process for removing methacrolein from liquid phas TWI359807B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US65688205P 2005-03-01 2005-03-01
DE200510009887 DE102005009887A1 (de) 2005-03-01 2005-03-01 Verfahren zur Abtrennung von Methacrolein aus Acrylsäure als Hauptbestandteil sowie Zielprodukt und Methacrotein als Nebenkomponente enthaltender flüssiger Phase
US66808805P 2005-04-05 2005-04-05
DE200510015637 DE102005015637A1 (de) 2005-04-05 2005-04-05 Verfahren zur Abtrennung von Methacrolein aus Acrylsäure als Hauptbestandteil sowie Zielprodukt und Methacrolein als Nebenkomponente enthaltender flüssiger Phase

Publications (2)

Publication Number Publication Date
TW200635890A true TW200635890A (en) 2006-10-16
TWI359807B TWI359807B (en) 2012-03-11

Family

ID=36383751

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095106811A TWI359807B (en) 2005-03-01 2006-03-01 Process for removing methacrolein from liquid phas

Country Status (7)

Country Link
EP (1) EP1856021B1 (zh)
JP (2) JP5570096B2 (zh)
KR (1) KR20070107170A (zh)
BR (1) BRPI0607497B1 (zh)
MY (1) MY140513A (zh)
TW (1) TWI359807B (zh)
WO (1) WO2006092415A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY140513A (en) * 2005-03-01 2009-12-31 Basf Ag Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component
MY153094A (en) * 2008-07-28 2014-12-31 Basf Se Process for separating acrylic acid present as a main constituent and glyoxal present as a by-product in a product gas mixture of a partial heterogeneously catalyzed gas phase oxidation of a c3 precursor compound of acrylic acid
DE102011076931A1 (de) 2011-06-03 2012-12-06 Basf Se Wässrige Lösung, enthaltend Acrylsäure und deren konjugierte Base

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19606877A1 (de) * 1996-02-23 1997-08-28 Basf Ag Verfahren zur Reinigung von Acrylsäure und Methacrylsäure
DE19627847A1 (de) * 1996-07-10 1998-01-15 Basf Ag Verfahren zur Herstellung von Acrylsäure
DE19833049A1 (de) * 1998-07-22 2000-01-27 Basf Ag Verfahren zur Herstellung von Acrylsäure
DE19926082A1 (de) * 1999-06-08 2000-12-14 Basf Ag Verfahren zur Reinigung und Herstellung von Acrylsäure oder Methacrylsäure
CZ303896B6 (cs) * 2000-04-11 2013-06-12 Basf Aktiengesellschaft Zpusob cistení taveniny surové kyseliny akrylové
DE10026407A1 (de) * 2000-05-29 2001-12-06 Basf Ag Verfahren der diskontinuierlichen kristallisativen Reinigung von Roh-Acrylsäure
DE10156016A1 (de) * 2001-11-15 2003-06-05 Basf Ag Vorrichtung zum reinigenden Abtrennen von Kristallen aus ihrer Suspension in verunreinigter Kristallschmelze
DE10211686A1 (de) * 2002-03-15 2003-10-02 Stockhausen Chem Fab Gmbh (Meth)Acrylsäurekristall und Verfahren zur Herstellung und Aufreinigung von wässriger (Meth)Acrylsäure
JP2005015478A (ja) * 2003-06-05 2005-01-20 Nippon Shokubai Co Ltd アクリル酸の製造方法
MY140513A (en) * 2005-03-01 2009-12-31 Basf Ag Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component

Also Published As

Publication number Publication date
BRPI0607497A2 (pt) 2010-04-06
EP1856021A1 (de) 2007-11-21
KR20070107170A (ko) 2007-11-06
EP1856021B1 (de) 2015-08-05
JP2014129350A (ja) 2014-07-10
WO2006092415A1 (de) 2006-09-08
JP2008532945A (ja) 2008-08-21
MY140513A (en) 2009-12-31
BRPI0607497B1 (pt) 2015-12-15
JP5570096B2 (ja) 2014-08-13
TWI359807B (en) 2012-03-11

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