ATE141253T1 - Verfahren zum herstellen von methylmethacrylatmonomer aus acetoncyanhydrin - Google Patents

Verfahren zum herstellen von methylmethacrylatmonomer aus acetoncyanhydrin

Info

Publication number: ATE141253T1
Authority: AT; Austria
Prior art keywords: carried out; methyl methacrylate; methacrylate monomer; methacrylamide; producing methyl
Prior art date: 1992-03-16

Application number

AT93103810T

Other languages

English (en)

Inventor

Dario Giudici

Alessandro Fabris

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.)

1992-03-16

Filing date

1993-03-10

Publication date

1996-08-15

1993-03-10 Application filed by Atochem Elf Italia filed Critical Atochem Elf Italia

1996-08-15 Application granted granted Critical

1996-08-15 Publication of ATE141253T1 publication Critical patent/ATE141253T1/de

Links

VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 title abstract 3
MWFMGBPGAXYFAR-UHFFFAOYSA-N 2-hydroxy-2-methylpropanenitrile Chemical compound CC(C)(O)C#N MWFMGBPGAXYFAR-UHFFFAOYSA-N 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
NTQWADDNQQUGRH-UHFFFAOYSA-N hydrogen sulfate;2-methylprop-2-enoylazanium Chemical compound OS(O)(=O)=O.CC(=C)C(N)=O NTQWADDNQQUGRH-UHFFFAOYSA-N 0.000 abstract 2
238000005406 washing Methods 0.000 abstract 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
150000001412 amines Chemical class 0.000 abstract 1
229910021529 ammonia Inorganic materials 0.000 abstract 1
238000006243 chemical reaction Methods 0.000 abstract 1
238000004821 distillation Methods 0.000 abstract 1
230000032050 esterification Effects 0.000 abstract 1
238000005886 esterification reaction Methods 0.000 abstract 1
239000003112 inhibitor Substances 0.000 abstract 1
FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
239000007800 oxidant agent Substances 0.000 abstract 1
238000000746 purification Methods 0.000 abstract 1
235000011149 sulphuric acid Nutrition 0.000 abstract 1
239000001117 sulphuric acid Substances 0.000 abstract 1
230000017105 transposition Effects 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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)

AT93103810T 1992-03-16 1993-03-10 Verfahren zum herstellen von methylmethacrylatmonomer aus acetoncyanhydrin ATE141253T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
ATE141253T1 true ATE141253T1 (de)	1996-08-15

Family

ID=11362440

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT93103810T ATE141253T1 (de)	1992-03-16	1993-03-10	Verfahren zum herstellen von methylmethacrylatmonomer aus acetoncyanhydrin

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
DE102006058251A1 (de) *	2006-12-08	2008-06-12	Evonik Röhm Gmbh	Verfahren und Vorrichtung zur Herstellung von Methacrylsäurealkylestern
DE102006058250A1 (de) *	2006-12-08	2008-06-12	Evonik Röhm Gmbh	Integriertes Verfahren und Vorrichtung zur Herstellung von Methacrylsäureestern aus Aceton und Blausäure
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
WO2012060990A1 (en) *	2010-11-04	2012-05-10	Rohm And Haas Company	A process for producing methyl methacrylate having reduced biacetyl content
CN106795091B (zh) *	2014-10-27	2020-11-03	罗门哈斯公司	用于生产甲基丙烯酸甲酯的减少积垢的方法
EP3212603B1 (de) *	2014-10-27	2020-11-25	Rohm and Haas Company	Verfahren mit reduzierter fäulnisbildung zur herstellung von methylmethacrylat
GB201704729D0 (en)	2017-03-24	2017-05-10	Lucite Int Uk Ltd	Method of producing methyl methacrylate or methacrylic acid

1992
- 1992-03-16 IT ITMI920602A patent/IT1257282B/it active IP Right Grant
1993
- 1993-03-10 AT AT93103810T patent/ATE141253T1/de not_active IP Right Cessation
- 1993-03-10 EP EP93103810A patent/EP0561264B1/de not_active Expired - Lifetime
- 1993-03-10 ES ES93103810T patent/ES2093298T3/es not_active Expired - Lifetime
- 1993-03-10 DE DE69303950T patent/DE69303950T2/de not_active Expired - Lifetime
- 1993-03-11 NO NO930900A patent/NO179511C/no not_active IP Right Cessation
- 1993-03-12 FI FI931108A patent/FI106196B/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI931108A0 (fi)	1993-03-12
ITMI920602A0 (it)	1992-03-16
NO179511C (no)	1996-10-23
ES2093298T3 (es)	1996-12-16
DE69303950D1 (de)	1996-09-19
NO930900L (no)	1993-09-17
EP0561264B1 (de)	1996-08-14
NO179511B (no)	1996-07-15
FI106196B (fi)	2000-12-15
NO930900D0 (no)	1993-03-11
FI931108L (fi)	1993-09-17
EP0561264A3 (en)	1993-10-20
DE69303950T2 (de)	1997-02-27
ITMI920602A1 (it)	1993-09-16
IT1257282B (it)	1996-01-12
EP0561264A2 (de)	1993-09-22

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Legal Events

Date	Code	Title	Description
1997-02-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties