JPS4992007A - - Google Patents

Info

Publication number
JPS4992007A
JPS4992007A JP48004819A JP481973A JPS4992007A JP S4992007 A JPS4992007 A JP S4992007A JP 48004819 A JP48004819 A JP 48004819A JP 481973 A JP481973 A JP 481973A JP S4992007 A JPS4992007 A JP S4992007A
Authority
JP
Japan
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.)
Granted
Application number
JP48004819A
Other versions
JPS547768B2 (ja
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 filed Critical
Priority to JP481973A priority Critical patent/JPS547768B2/ja
Priority to US05/430,403 priority patent/US3957880A/en
Priority to DE2400260A priority patent/DE2400260C3/de
Priority to FR7400335A priority patent/FR2213263B1/fr
Priority to IT67014/74A priority patent/IT1004671B/it
Priority to GB42274A priority patent/GB1440402A/en
Priority to NL7400203A priority patent/NL7400203A/xx
Publication of JPS4992007A publication Critical patent/JPS4992007A/ja
Publication of JPS547768B2 publication Critical patent/JPS547768B2/ja
Expired 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
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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
    • 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
    • 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
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C07C45/83—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP481973A 1973-01-06 1973-01-06 Expired JPS547768B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP481973A JPS547768B2 (ja) 1973-01-06 1973-01-06
US05/430,403 US3957880A (en) 1973-01-06 1974-01-03 Extractive distillation of a methacrolein effluent
DE2400260A DE2400260C3 (de) 1973-01-06 1974-01-04 Verfahren zur Abtrennung von Methacrolein aus einer Gasreaktionsmischung
FR7400335A FR2213263B1 (ja) 1973-01-06 1974-01-04
IT67014/74A IT1004671B (it) 1973-01-06 1974-01-04 Procedimento per separare metacro leina da una miscela gassosa che la contiene
GB42274A GB1440402A (en) 1973-01-06 1974-01-04 Process for separating methacrolein
NL7400203A NL7400203A (ja) 1973-01-06 1974-01-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP481973A JPS547768B2 (ja) 1973-01-06 1973-01-06

Publications (2)

Publication Number Publication Date
JPS4992007A true JPS4992007A (ja) 1974-09-03
JPS547768B2 JPS547768B2 (ja) 1979-04-10

Family

ID=11594322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP481973A Expired JPS547768B2 (ja) 1973-01-06 1973-01-06

Country Status (7)

Country Link
US (1) US3957880A (ja)
JP (1) JPS547768B2 (ja)
DE (1) DE2400260C3 (ja)
FR (1) FR2213263B1 (ja)
GB (1) GB1440402A (ja)
IT (1) IT1004671B (ja)
NL (1) NL7400203A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5969178A (en) * 1997-07-08 1999-10-19 Asahi Kasei Kogyo Kabushiki Kaisha Using methacrolein and methanol as dehydration and absorption agents during production of methyl methacrylate
JP2010520896A (ja) * 2007-03-12 2010-06-17 中国科学院過程工程研究所 イオン液体でメチルアクロレインを吸収する方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687530A (en) * 1979-12-19 1981-07-16 Asahi Chem Ind Co Ltd Dehydrating method of gas containing unsaturated aldehyde
DE3527022A1 (de) * 1984-08-21 1986-03-06 Zöller-Kipper GmbH, 6500 Mainz Kipp- oder hubkipp-vorrichtung zum entleeren von behaeltern in sammelbehaelter, vorzugsweise muellbehaelter in den sammelbehaelter eines muellfahrzeugs
JPH0684326B2 (ja) * 1988-06-03 1994-10-26 株式会社日本触媒 メタクロレインの回収方法
US5492037A (en) * 1995-04-17 1996-02-20 Graham; Gilbert B. Skate sharpening mechanism
DE19709471A1 (de) * 1997-03-07 1998-09-10 Basf Ag Verfahren zur Herstellung von (Meth)acrylsäure
JP4308372B2 (ja) 1999-07-06 2009-08-05 株式会社日本触媒 （メタ）アクリル酸および／または（メタ）アクロレインの吸収方法及びその装置
WO2008143126A1 (ja) * 2007-05-15 2008-11-27 Mitsubishi Rayon Co., Ltd. 蒸発器および蒸発方法、メタクロレインまたは（メタ）アクリル酸の製造方法
EP3063117B1 (en) 2013-10-28 2020-01-08 Rohm and Haas Company Process for preparing methyl methacrylate
CN110078603A (zh) * 2019-06-17 2019-08-02 淄博齐翔腾达化工股份有限公司 甲基丙烯醛的制备提纯方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162514A (en) * 1964-12-22 Cooler
US2606933A (en) * 1952-08-12 Production of unsaturateb
US2347636A (en) * 1941-06-24 1944-04-25 Rohm & Haas Recovery of unsaturated aldehydes
US2514966A (en) * 1948-01-09 1950-07-11 Shell Dev Refining and concentrating crude unsaturated aldehydes by extractive distillation
US3098798A (en) * 1960-03-18 1963-07-23 Du Pont Preparation of purified methacrolein
JPS4823409B1 (ja) * 1970-03-04 1973-07-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5969178A (en) * 1997-07-08 1999-10-19 Asahi Kasei Kogyo Kabushiki Kaisha Using methacrolein and methanol as dehydration and absorption agents during production of methyl methacrylate
JP2010520896A (ja) * 2007-03-12 2010-06-17 中国科学院過程工程研究所 イオン液体でメチルアクロレインを吸収する方法

Also Published As

Publication number Publication date
IT1004671B (it) 1976-07-20
FR2213263B1 (ja) 1977-09-09
DE2400260A1 (de) 1974-07-18
JPS547768B2 (ja) 1979-04-10
DE2400260C3 (de) 1979-10-18
GB1440402A (en) 1976-06-23
NL7400203A (ja) 1974-07-09
DE2400260B2 (de) 1979-03-01
FR2213263A1 (ja) 1974-08-02
US3957880A (en) 1976-05-18

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