JPS51115413A - Process for preparation of unsaturated carboxylic acids - Google Patents

Process for preparation of unsaturated carboxylic acids

Info

Publication number
JPS51115413A
JPS51115413A JP50040659A JP4065975A JPS51115413A JP S51115413 A JPS51115413 A JP S51115413A JP 50040659 A JP50040659 A JP 50040659A JP 4065975 A JP4065975 A JP 4065975A JP S51115413 A JPS51115413 A JP S51115413A
Authority
JP
Japan
Prior art keywords
carboxylic acids
unsaturated carboxylic
preparation
selectivity
unsaturated
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
JP50040659A
Other languages
Japanese (ja)
Other versions
JPS5842176B2 (en
Inventor
Masaaki Kato
Kazuhiro Ishii
Hideo Matsuzawa
Masao Kobayashi
Hiromichi Ishii
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Rayon 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 Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Priority to JP50040659A priority Critical patent/JPS5842176B2/en
Publication of JPS51115413A publication Critical patent/JPS51115413A/en
Publication of JPS5842176B2 publication Critical patent/JPS5842176B2/en
Expired legal-status Critical Current

Links

Classifications

    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements 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)

Abstract

PURPOSE: Unsaturated carboxylic acids are prepared in high yield and selectivity by high-temperature gas phase oxidation of unsaturated aldehydes with molecular oxygen in the presence of practical catalysts of formula having high activity, high selectivity and long life.
COPYRIGHT: (C)1976,JPO&Japio
JP50040659A 1975-04-03 1975-04-03 Fuhouwa Carbon Sanno Seizouhou Expired JPS5842176B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50040659A JPS5842176B2 (en) 1975-04-03 1975-04-03 Fuhouwa Carbon Sanno Seizouhou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50040659A JPS5842176B2 (en) 1975-04-03 1975-04-03 Fuhouwa Carbon Sanno Seizouhou

Publications (2)

Publication Number Publication Date
JPS51115413A true JPS51115413A (en) 1976-10-12
JPS5842176B2 JPS5842176B2 (en) 1983-09-17

Family

ID=12586652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50040659A Expired JPS5842176B2 (en) 1975-04-03 1975-04-03 Fuhouwa Carbon Sanno Seizouhou

Country Status (1)

Country Link
JP (1) JPS5842176B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248618A (en) * 1975-10-14 1977-04-18 Asahi Glass Co Ltd Process for preparation of unsaturated carboxylic acids
JPS52133893A (en) * 1976-05-05 1977-11-09 Standard Oil Co Method of manufacturing unsaturated fatty acids and catalysts therefor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333569A (en) * 1976-09-09 1978-03-29 Sony Corp Method of reducing lattice defects of single crystal
JPS5335924A (en) * 1976-09-16 1978-04-03 Hitachi Ltd Current transformer
JPS5341653A (en) * 1976-09-27 1978-04-15 Kubota Ltd Forced air-cooled engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333569A (en) * 1976-09-09 1978-03-29 Sony Corp Method of reducing lattice defects of single crystal
JPS5335924A (en) * 1976-09-16 1978-04-03 Hitachi Ltd Current transformer
JPS5341653A (en) * 1976-09-27 1978-04-15 Kubota Ltd Forced air-cooled engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248618A (en) * 1975-10-14 1977-04-18 Asahi Glass Co Ltd Process for preparation of unsaturated carboxylic acids
JPS52133893A (en) * 1976-05-05 1977-11-09 Standard Oil Co Method of manufacturing unsaturated fatty acids and catalysts therefor

Also Published As

Publication number Publication date
JPS5842176B2 (en) 1983-09-17

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