JPS6230177B2 - - Google Patents

Info

Publication number
JPS6230177B2
JPS6230177B2 JP54029957A JP2995779A JPS6230177B2 JP S6230177 B2 JPS6230177 B2 JP S6230177B2 JP 54029957 A JP54029957 A JP 54029957A JP 2995779 A JP2995779 A JP 2995779A JP S6230177 B2 JPS6230177 B2 JP S6230177B2
Authority
JP
Japan
Prior art keywords
catalyst
value
acid
heteropolyacid
reaction
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.)
Expired
Application number
JP54029957A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55122734A (en
Inventor
Hideki Sugi
Mutsumi Matsumoto
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.)
Nippon Kayaku Co Ltd
Original Assignee
Nippon Kayaku 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 Kayaku Co Ltd filed Critical Nippon Kayaku Co Ltd
Priority to JP2995779A priority Critical patent/JPS55122734A/ja
Publication of JPS55122734A publication Critical patent/JPS55122734A/ja
Publication of JPS6230177B2 publication Critical patent/JPS6230177B2/ja
Granted legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2995779A 1979-03-16 1979-03-16 Preparation of methacrylic acid and its catalyst Granted JPS55122734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2995779A JPS55122734A (en) 1979-03-16 1979-03-16 Preparation of methacrylic acid and its catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2995779A JPS55122734A (en) 1979-03-16 1979-03-16 Preparation of methacrylic acid and its catalyst

Publications (2)

Publication Number Publication Date
JPS55122734A JPS55122734A (en) 1980-09-20
JPS6230177B2 true JPS6230177B2 (xx) 1987-07-01

Family

ID=12290453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2995779A Granted JPS55122734A (en) 1979-03-16 1979-03-16 Preparation of methacrylic acid and its catalyst

Country Status (1)

Country Link
JP (1) JPS55122734A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596784A (en) * 1982-06-07 1986-06-24 Rohm And Haas Company Catalyst compositions and their use for the preparation of unsaturated carboxylic acids
CA1199905A (en) * 1982-06-07 1986-01-28 William J. Kennelly Catalyst compositions and their use for the preparation of unsaturated carboxylic acids
JPS60239439A (ja) * 1984-05-14 1985-11-28 Nippon Shokubai Kagaku Kogyo Co Ltd メタクリル酸の製造方法
JPS615043A (ja) * 1984-06-18 1986-01-10 Nippon Shokubai Kagaku Kogyo Co Ltd メタクリル酸製造用触媒の調製方法
JPS6176436A (ja) * 1984-09-20 1986-04-18 Mitsubishi Rayon Co Ltd 不飽和カルボン酸の製造法
JPH0791212B2 (ja) * 1988-07-11 1995-10-04 三菱レイヨン株式会社 メタクリル酸の製造法
JP4671320B2 (ja) * 2000-09-21 2011-04-13 日本化薬株式会社 メタクリル酸製造用被覆触媒の製法
RU2471554C2 (ru) 2008-06-02 2013-01-10 Ниппон Каяку Кабусики Кайся Катализатор и способ получения ненасыщенного альдегида и ненасыщенной карбоновой кислоты
JP5560596B2 (ja) * 2008-07-01 2014-07-30 三菱レイヨン株式会社 メタクリル酸製造用触媒の製造方法
CN104646056B (zh) * 2013-11-18 2017-01-11 上海华谊丙烯酸有限公司 一种钼磷系杂多酸盐催化剂及其制备方法和用途
CN109641192B (zh) * 2016-09-14 2022-05-03 三菱化学株式会社 甲基丙烯酸制造用催化剂及其制造方法、以及甲基丙烯酸和甲基丙烯酸酯的制造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5236619A (en) * 1975-08-18 1977-03-22 Standard Oil Co Method of manufacturing unsaturated fatty acid from unsaturated aldehyde

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5236619A (en) * 1975-08-18 1977-03-22 Standard Oil Co Method of manufacturing unsaturated fatty acid from unsaturated aldehyde

Also Published As

Publication number Publication date
JPS55122734A (en) 1980-09-20

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