NL7809746A - ISOLATING METHACROLEIN AND / OR METHACRYLIC ACID FROM AQUATIC SOLUTIONS. - Google Patents

ISOLATING METHACROLEIN AND / OR METHACRYLIC ACID FROM AQUATIC SOLUTIONS.

Info

Publication number
NL7809746A
NL7809746A NL7809746A NL7809746A NL7809746A NL 7809746 A NL7809746 A NL 7809746A NL 7809746 A NL7809746 A NL 7809746A NL 7809746 A NL7809746 A NL 7809746A NL 7809746 A NL7809746 A NL 7809746A
Authority
NL
Netherlands
Prior art keywords
methacrolein
isolating
methacrylic acid
aquatic solutions
aquatic
Prior art date
Application number
NL7809746A
Other languages
Dutch (nl)
Original Assignee
Sumitomo Chemical Co
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 filed Critical Sumitomo Chemical Co
Publication of NL7809746A publication Critical patent/NL7809746A/en

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)
NL7809746A 1977-09-28 1978-09-26 ISOLATING METHACROLEIN AND / OR METHACRYLIC ACID FROM AQUATIC SOLUTIONS. NL7809746A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11704077A JPS6059891B2 (en) 1977-09-28 1977-09-28 Method for separating methacrolein and methacrylic acid

Publications (1)

Publication Number Publication Date
NL7809746A true NL7809746A (en) 1979-03-30

Family

ID=14701940

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7809746A NL7809746A (en) 1977-09-28 1978-09-26 ISOLATING METHACROLEIN AND / OR METHACRYLIC ACID FROM AQUATIC SOLUTIONS.

Country Status (5)

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

Families Citing this family (15)

* 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 (en) * 1982-01-22 1983-07-28 Nippon Shokubai Kagaku Kogyo Co Ltd Collection of methacrylic acid
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 (en) * 1987-06-27 1996-06-05 三井東圧化学株式会社 Method of quenching reaction gas
CA1307004C (en) * 1988-06-03 1992-09-01 Syoichi Matsumoto Process for recovering methacrolein
DE4026732A1 (en) * 1990-08-24 1992-02-27 Huels Chemische Werke Ag METHOD FOR CLEANING AN OXIDATION EXHAUST GAS WITH ENERGY RECOVERY
JP3289303B2 (en) * 1992-03-06 2002-06-04 住友化学工業株式会社 Acrolein manufacturing method
DE4225321A1 (en) * 1992-07-31 1994-02-03 Basf Ag Process for the separation of methacrolein from a gaseous mixture
JP3279491B2 (en) * 1996-12-16 2002-04-30 株式会社日本触媒 Method for producing (meth) acrylic acid
JP4056429B2 (en) * 2003-06-05 2008-03-05 株式会社日本触媒 Method for producing (meth) acrylic acid
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 (en) 2020-07-30 2022-02-02 Röhm GmbH Process for minimising the loss of activity in reaction steps carried out in circulation
EP3945086B1 (en) 2020-07-30 2022-10-26 Röhm GmbH C-4 based method for preparing mma with recovery and recycling of methacrolein
CN113413626A (en) * 2021-08-24 2021-09-21 山东蓝湾新材料有限公司 Quenching absorption tower for preparing acrylic acid by tower top gas recirculation

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 (en) * 1963-05-18 1965-03-19 Distillers Co Yeast Ltd Process for the production of unsaturated aliphatic acids
FR1535061A (en) * 1966-08-09 1968-08-02 Knapsack Ag Process for separating acrylic acid from reaction gases obtained by oxidation of propylene or acrolein
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 (en) * 1974-10-23 1976-04-26 Asahi Glass Co Ltd NIDANSANKANYORUISOPUCHIRENKARANO METAKU

Also Published As

Publication number Publication date
DE2842092A1 (en) 1979-04-05
FR2404619B1 (en) 1983-09-02
GB2004886B (en) 1982-03-10
JPS5452027A (en) 1979-04-24
GB2004886A (en) 1979-04-11
JPS6059891B2 (en) 1985-12-27
DE2842092C2 (en) 1990-06-13
FR2404619A1 (en) 1979-04-27

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed