JPS5353613A - Preparation of methacrylic acid - Google Patents

Preparation of methacrylic acid

Info

Publication number
JPS5353613A
JPS5353613A JP12866576A JP12866576A JPS5353613A JP S5353613 A JPS5353613 A JP S5353613A JP 12866576 A JP12866576 A JP 12866576A JP 12866576 A JP12866576 A JP 12866576A JP S5353613 A JPS5353613 A JP S5353613A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
multistep
purification
simplified
Prior art date
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
JP12866576A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5625219B2 (US20100223739A1-20100909-C00005.png
Inventor
Akihisa Yamamoto
Shinichi Akiyama
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.)
Zeon Corp
Original Assignee
Nippon Zeon 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 Nippon Zeon Co Ltd filed Critical Nippon Zeon Co Ltd
Priority to JP12866576A priority Critical patent/JPS5353613A/ja
Priority to FR7732202A priority patent/FR2369238A1/fr
Priority to DE19772748050 priority patent/DE2748050A1/de
Publication of JPS5353613A publication Critical patent/JPS5353613A/ja
Priority to US06/030,647 priority patent/US4564703A/en
Publication of JPS5625219B2 publication Critical patent/JPS5625219B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • 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)
JP12866576A 1976-10-26 1976-10-26 Preparation of methacrylic acid Granted JPS5353613A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP12866576A JPS5353613A (en) 1976-10-26 1976-10-26 Preparation of methacrylic acid
FR7732202A FR2369238A1 (fr) 1976-10-26 1977-10-26 Procede de preparation de l'acide methacrylique
DE19772748050 DE2748050A1 (de) 1976-10-26 1977-10-26 Verfahren zur herstellung von methacrylsaeure
US06/030,647 US4564703A (en) 1976-10-26 1979-04-16 Process for preparing methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12866576A JPS5353613A (en) 1976-10-26 1976-10-26 Preparation of methacrylic acid

Publications (2)

Publication Number Publication Date
JPS5353613A true JPS5353613A (en) 1978-05-16
JPS5625219B2 JPS5625219B2 (US20100223739A1-20100909-C00005.png) 1981-06-11

Family

ID=14990407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12866576A Granted JPS5353613A (en) 1976-10-26 1976-10-26 Preparation of methacrylic acid

Country Status (4)

Country Link
US (1) US4564703A (US20100223739A1-20100909-C00005.png)
JP (1) JPS5353613A (US20100223739A1-20100909-C00005.png)
DE (1) DE2748050A1 (US20100223739A1-20100909-C00005.png)
FR (1) FR2369238A1 (US20100223739A1-20100909-C00005.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54150494U (US20100223739A1-20100909-C00005.png) * 1978-04-11 1979-10-19
JPS57144237A (en) * 1981-03-04 1982-09-06 Japan Synthetic Rubber Co Ltd Preparation of methacrylic acid
JP2016203150A (ja) * 2015-04-28 2016-12-08 株式会社日本触媒 熱交換型反応システムおよびそれを用いた反応方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124734A (en) * 1979-03-22 1980-09-26 Nippon Kayaku Co Ltd Preparation of methacrylic acid
US4838081A (en) * 1986-02-28 1989-06-13 Nabisco Brands, Inc. Method and apparatus for improving the reliability for dough testing results
DE4132684A1 (de) * 1991-10-01 1993-04-08 Basf Ag Verfahren zur katalytischen gasphasenoxidation von methacrolein zu methacrylsaeure
US6339037B1 (en) * 1999-04-27 2002-01-15 Nippon Shokubai Co. Ltd Catalysts for methacrylic acid production and process for producing methacrylic acid
US20090124825A1 (en) * 2007-11-14 2009-05-14 Shanghai Huayi Acrylic Acid Co., Ltd Method of (meth) acrylate production

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2693474A (en) * 1954-11-02 Oxidation of olefins
JPS5024942A (US20100223739A1-20100909-C00005.png) * 1973-07-05 1975-03-17
JPS50126605A (US20100223739A1-20100909-C00005.png) * 1974-03-23 1975-10-04
JPS5148609A (ja) * 1974-10-23 1976-04-26 Asahi Glass Co Ltd Nidansankanyoruisopuchirenkarano metaku

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1295188A (fr) * 1961-07-17 1962-06-01 Shell Int Research Procédé de préparation d'acides monocarboxyliques non saturés à partir d'oléfines
US3686294A (en) * 1970-10-06 1972-08-22 Japanese Geon Co Ltd Process for the production of methacrylic acid
JPS5750765B2 (US20100223739A1-20100909-C00005.png) * 1972-12-29 1982-10-28
JPS5316843B2 (US20100223739A1-20100909-C00005.png) * 1973-06-05 1978-06-03
JPS5233614B2 (US20100223739A1-20100909-C00005.png) * 1973-08-16 1977-08-30
US3976688A (en) * 1973-11-26 1976-08-24 Nippon Zeon Co., Ltd. Process for preparing unsaturated carboxylic acids
GB1523772A (en) * 1974-07-22 1978-09-06 Standard Oil Co Oxidation catalysts
DE2436818C3 (de) * 1974-07-31 1985-05-09 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Acrylsäure durch Oxidation von Propylen mit Sauerstoff enthaltenden Gasen in zwei getrennten Oxidationsstufen
GB1490683A (en) * 1975-03-12 1977-11-02 Mitsubishi Rayon Co Process and a catalyst for producing unsaturated aldehydes unsaturated carboxylic acids or conjugated diene
US4049577A (en) * 1975-12-15 1977-09-20 The Dow Chemical Company Catalyst for making acrolein
DE2735414A1 (de) * 1976-08-06 1978-02-09 Nippon Zeon Co Oxydation von olefinen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2693474A (en) * 1954-11-02 Oxidation of olefins
JPS5024942A (US20100223739A1-20100909-C00005.png) * 1973-07-05 1975-03-17
JPS50126605A (US20100223739A1-20100909-C00005.png) * 1974-03-23 1975-10-04
JPS5148609A (ja) * 1974-10-23 1976-04-26 Asahi Glass Co Ltd Nidansankanyoruisopuchirenkarano metaku

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54150494U (US20100223739A1-20100909-C00005.png) * 1978-04-11 1979-10-19
JPS5632149Y2 (US20100223739A1-20100909-C00005.png) * 1978-04-11 1981-07-31
JPS57144237A (en) * 1981-03-04 1982-09-06 Japan Synthetic Rubber Co Ltd Preparation of methacrylic acid
JPS6312458B2 (US20100223739A1-20100909-C00005.png) * 1981-03-04 1988-03-18 Japan Synthetic Rubber Co Ltd
JP2016203150A (ja) * 2015-04-28 2016-12-08 株式会社日本触媒 熱交換型反応システムおよびそれを用いた反応方法

Also Published As

Publication number Publication date
FR2369238A1 (fr) 1978-05-26
DE2748050A1 (de) 1978-04-27
US4564703A (en) 1986-01-14
JPS5625219B2 (US20100223739A1-20100909-C00005.png) 1981-06-11
FR2369238B1 (US20100223739A1-20100909-C00005.png) 1983-10-28
DE2748050C2 (US20100223739A1-20100909-C00005.png) 1987-03-05

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