FR2404619B1 - - Google Patents

Info

Publication number
FR2404619B1
FR2404619B1 FR7827689A FR7827689A FR2404619B1 FR 2404619 B1 FR2404619 B1 FR 2404619B1 FR 7827689 A FR7827689 A FR 7827689A FR 7827689 A FR7827689 A FR 7827689A FR 2404619 B1 FR2404619 B1 FR 2404619B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7827689A
Other languages
French (fr)
Other versions
FR2404619A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of FR2404619A1 publication Critical patent/FR2404619A1/fr
Application granted granted Critical
Publication of FR2404619B1 publication Critical patent/FR2404619B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
    • 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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7827689A 1977-09-28 1978-09-27 Procede de separation de methacroleine et/ou d'acide methacrylique a partir de solutions aqueuses les contenant Granted FR2404619A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11704077A JPS6059891B2 (ja) 1977-09-28 1977-09-28 メタクロレインおよびメタクリル酸の分離方法

Publications (2)

Publication Number Publication Date
FR2404619A1 FR2404619A1 (fr) 1979-04-27
FR2404619B1 true FR2404619B1 (enrdf_load_stackoverflow) 1983-09-02

Family

ID=14701940

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827689A Granted FR2404619A1 (fr) 1977-09-28 1978-09-27 Procede de separation de methacroleine et/ou d'acide methacrylique a partir de solutions aqueuses les contenant

Country Status (5)

Country Link
JP (1) JPS6059891B2 (enrdf_load_stackoverflow)
DE (1) DE2842092A1 (enrdf_load_stackoverflow)
FR (1) FR2404619A1 (enrdf_load_stackoverflow)
GB (1) GB2004886B (enrdf_load_stackoverflow)
NL (1) NL7809746A (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234519A (en) * 1979-01-26 1980-11-18 Halcon Research And Development Corp. Recovery of methacrolein
JPS58126831A (ja) * 1982-01-22 1983-07-28 Nippon Shokubai Kagaku Kogyo Co Ltd メタクリル酸の捕集方法
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation
CA1316545C (en) * 1987-06-27 1993-04-20 Morimasa Kuragano Quenching process of reaction product gas containing methacrylic acid and treatment method of quenched liquid
JP2504777B2 (ja) * 1987-06-27 1996-06-05 三井東圧化学株式会社 反応ガスの急冷方法
CA1307004C (en) * 1988-06-03 1992-09-01 Syoichi Matsumoto Process for recovering methacrolein
DE4026732A1 (de) * 1990-08-24 1992-02-27 Huels Chemische Werke Ag Verfahren zur reinigung eines oxidationsabgases mit energierueckgewinnung
JP3289303B2 (ja) * 1992-03-06 2002-06-04 住友化学工業株式会社 アクロレインの製造方法
DE4225321A1 (de) * 1992-07-31 1994-02-03 Basf Ag Verfahren zur Abtrennung von Methacrolein aus einem gasförmigen Gemisch
JP3279491B2 (ja) * 1996-12-16 2002-04-30 株式会社日本触媒 （メタ）アクリル酸の製造方法
JP4056429B2 (ja) * 2003-06-05 2008-03-05 株式会社日本触媒 （メタ）アクリル酸の製造方法
US7799946B2 (en) * 2007-02-14 2010-09-21 Saudi Basic Industries Corporation Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene
EP3945088A1 (de) 2020-07-30 2022-02-02 Röhm GmbH Vorgehen zur minimierung des aktivitätsverlusts bei im kreislaufbetrieb ausgeführten reaktionsschritten
EP3945086B1 (de) * 2020-07-30 2022-10-26 Röhm GmbH C-4 basiertes verfahren zur herstellung von mma unter rückführung und recyclierung von methacrolein
CN113413626A (zh) * 2021-08-24 2021-09-21 山东蓝湾新材料有限公司 一种塔顶气再循环制丙烯酸的急冷吸收塔
GB202312698D0 (en) * 2023-08-18 2023-10-04 Mitsubishi Chemical Uk Ltd Apparatus and condensation method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB953763A (en) * 1962-02-06 1964-04-02 Distillers Co Yeast Ltd Improvements in and relating to the production of unsaturated aliphatic acids
FR1393175A (fr) * 1963-05-18 1965-03-19 Distillers Co Yeast Ltd Procédé de production d'acides aliphatiques non saturés
FR1535061A (fr) * 1966-08-09 1968-08-02 Knapsack Ag Procédé de séparation d'acide acrylique à partir des gaz de réaction obtenus par oxydation de propylène ou d'acroléine
US3433840A (en) * 1966-12-29 1969-03-18 Sumitomo Chemical Co Process for recovering acrolein by quenching,absorption and plural distillation
US3513632A (en) * 1968-12-18 1970-05-26 Union Carbide Corp Separation of acrylic acid and acrolein
JPS5148609A (ja) * 1974-10-23 1976-04-26 Asahi Glass Co Ltd Nidansankanyoruisopuchirenkarano metaku

Also Published As

Publication number Publication date
FR2404619A1 (fr) 1979-04-27
NL7809746A (nl) 1979-03-30
GB2004886A (en) 1979-04-11
JPS5452027A (en) 1979-04-24
GB2004886B (en) 1982-03-10
JPS6059891B2 (ja) 1985-12-27
DE2842092C2 (enrdf_load_stackoverflow) 1990-06-13
DE2842092A1 (de) 1979-04-05

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