FI106196B - Menetelmä metyylimetakrylaattimonomeerin valmistamiseksi asetosyaanihydriinistä - Google Patents

Menetelmä metyylimetakrylaattimonomeerin valmistamiseksi asetosyaanihydriinistä Download PDF

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Publication number
FI106196B
FI106196B FI931108A FI931108A FI106196B FI 106196 B FI106196 B FI 106196B FI 931108 A FI931108 A FI 931108A FI 931108 A FI931108 A FI 931108A FI 106196 B FI106196 B FI 106196B
Authority
FI
Finland
Prior art keywords
process according
purification
amount
ammonia
methyl methacrylate
Prior art date
Application number
FI931108A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI931108A (fi
FI931108A0 (fi
Inventor
Alessandro Fabris
Dario Giudici
Original Assignee
Atochem Elf Italia
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 Atochem Elf Italia filed Critical Atochem Elf Italia
Publication of FI931108A0 publication Critical patent/FI931108A0/fi
Publication of FI931108A publication Critical patent/FI931108A/fi
Application granted granted Critical
Publication of FI106196B publication Critical patent/FI106196B/fi

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
    • C07C67/22—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
    • C07C67/20—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from amides or lactams
    • 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
    • C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI931108A 1992-03-16 1993-03-12 Menetelmä metyylimetakrylaattimonomeerin valmistamiseksi asetosyaanihydriinistä FI106196B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI920602 1992-03-16
ITMI920602A IT1257282B (it) 1992-03-16 1992-03-16 Processo migliorato per la produzione di metilmetacrilato monomero da acetoncianidrina

Publications (3)

Publication Number Publication Date
FI931108A0 FI931108A0 (fi) 1993-03-12
FI931108A FI931108A (fi) 1993-09-17
FI106196B true FI106196B (fi) 2000-12-15

Family

ID=11362440

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931108A FI106196B (fi) 1992-03-16 1993-03-12 Menetelmä metyylimetakrylaattimonomeerin valmistamiseksi asetosyaanihydriinistä

Country Status (7)

Country Link
EP (1) EP0561264B1 (de)
AT (1) ATE141253T1 (de)
DE (1) DE69303950T2 (de)
ES (1) ES2093298T3 (de)
FI (1) FI106196B (de)
IT (1) IT1257282B (de)
NO (1) NO179511C (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19803658A1 (de) * 1998-01-30 1999-08-05 Basf Ag Verwendung von anionischen Flockungsmitteln bei der organisch-wässrigen Phasentrennung
DE102006058250A1 (de) * 2006-12-08 2008-06-12 Evonik Röhm Gmbh Integriertes Verfahren und Vorrichtung zur Herstellung von Methacrylsäureestern aus Aceton und Blausäure
DE102006058251A1 (de) * 2006-12-08 2008-06-12 Evonik Röhm Gmbh Verfahren und Vorrichtung zur Herstellung von Methacrylsäurealkylestern
JP5432852B2 (ja) * 2009-09-30 2014-03-05 ローム アンド ハース カンパニー メタクリル酸メチルの精製によって生じる流れから価値のある化合物を回収する方法
EP2635549B1 (de) * 2010-11-04 2017-03-15 Rohm and Haas Company Verfahren zur herstellung von methylmethacrylat mit reduziertem biacetylgehalt
JP6740220B2 (ja) * 2014-10-27 2020-08-12 ローム アンド ハース カンパニーＲｏｈｍ Ａｎｄ Ｈａａｓ Ｃｏｍｐａｎｙ 汚染が減少したメタクリル酸メチルの製造方法
EP3212604B1 (de) * 2014-10-27 2020-11-25 Rohm and Haas Company Verfahren zur herstellung von methylmethacrylat mit reduzierten ablagerungen
GB201704729D0 (en) 2017-03-24 2017-05-10 Lucite Int Uk Ltd Method of producing methyl methacrylate or methacrylic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57156438A (en) * 1981-03-24 1982-09-27 Mitsui Toatsu Chem Inc Preparation of methyl methacrylate

Also Published As

Publication number Publication date
NO179511C (no) 1996-10-23
IT1257282B (it) 1996-01-12
FI931108A (fi) 1993-09-17
ITMI920602A1 (it) 1993-09-16
EP0561264A2 (de) 1993-09-22
DE69303950T2 (de) 1997-02-27
NO179511B (no) 1996-07-15
NO930900L (no) 1993-09-17
ATE141253T1 (de) 1996-08-15
ES2093298T3 (es) 1996-12-16
EP0561264B1 (de) 1996-08-14
NO930900D0 (no) 1993-03-11
DE69303950D1 (de) 1996-09-19
ITMI920602A0 (it) 1992-03-16
EP0561264A3 (en) 1993-10-20
FI931108A0 (fi) 1993-03-12

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MA Patent expired