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

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (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 (es) 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 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1199905A (en) * 1982-06-07 1986-01-28 William J. Kennelly Catalyst compositions and their use for the preparation of unsaturated carboxylic acids
US4596784A (en) * 1982-06-07 1986-06-24 Rohm And Haas Company 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
KR20110025746A (ko) 2008-06-02 2011-03-11 니폰 가야꾸 가부시끼가이샤 촉매 및 불포화 알데히드와 불포화 카르복시산의 제조방법
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
JP6414343B2 (ja) * 2016-09-14 2018-10-31 三菱ケミカル株式会社 メタクリル酸製造用触媒およびその製造方法、並びにメタクリル酸およびメタクリル酸エステルの製造方法

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

Similar Documents

Publication Publication Date Title
US4925980A (en) Process for producing methacrylic acid and a catalyst
US4652673A (en) Process for producing methacrylic acid
US4467113A (en) Process for producing methacrylic acid
US4320227A (en) Process for producing methacrolein and methacrylic acid
US4162234A (en) Oxidation catalysts
US4155938A (en) Oxidation of olefins
US4051179A (en) Catalytic process for the preparation of unsaturated carboxylic acids
US4118419A (en) Catalytic process for the preparation of an unsaturated carboxylic acid
JP3767309B2 (ja) ヘテロポリ酸系触媒の製造方法およびメタクリル酸の製造方法
US4745217A (en) Process for producing methacrylic acid
US5245083A (en) Method for preparing methacrolein and method for preparing a catalyst for use in the preparation of methacrolein
BG66322B1 (bg) Усъвършенстван катализатор за производство на акрилонитрил
US4186152A (en) Oxidation of olefins
US4272637A (en) Catalyst for oxidation of isobutylene
JP2841324B2 (ja) メタクロレインの製造方法
US4042625A (en) Process and catalyst for preparing unsaturated carboxylic acid
US4101448A (en) Catalyst compositions especially useful for preparation of unsaturated acids
US4258217A (en) Process for producing methacrolein
JPS5827255B2 (ja) 不飽和脂肪酸の製造方法
JPS6230177B2 (es)
EP0005769B1 (en) A process for producing methacrolein and methacrylic acid
US5102846A (en) Process for preparing catalysts for producing methacrylic acid
EP0146099A2 (en) A process for producing acrylic acid by oxidation of acrolein and a novel catalyst useful thereof
JPH029014B2 (es)
JP3540623B2 (ja) メタクリル酸の製造方法