GB2037604B - Process for producing methacrylic acid - Google Patents

Process for producing methacrylic acid

Info

Publication number
GB2037604B
GB2037604B GB7939368A GB7939368A GB2037604B GB 2037604 B GB2037604 B GB 2037604B GB 7939368 A GB7939368 A GB 7939368A GB 7939368 A GB7939368 A GB 7939368A GB 2037604 B GB2037604 B GB 2037604B
Authority
GB
United Kingdom
Prior art keywords
methacrylic acid
producing methacrylic
producing
acid
methacrylic
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
GB7939368A
Other versions
GB2037604A (en
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Publication of GB2037604A publication Critical patent/GB2037604A/en
Application granted granted Critical
Publication of GB2037604B publication Critical patent/GB2037604B/en
Expired 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
GB7939368A 1978-11-28 1979-11-14 Process for producing methacrylic acid Expired GB2037604B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53146021A JPS5927217B2 (en) 1978-11-28 1978-11-28 Production method of catalyst for methacrylic acid production

Publications (2)

Publication Number Publication Date
GB2037604A GB2037604A (en) 1980-07-16
GB2037604B true GB2037604B (en) 1983-02-16

Family

ID=15398297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7939368A Expired GB2037604B (en) 1978-11-28 1979-11-14 Process for producing methacrylic acid

Country Status (3)

Country Link
JP (1) JPS5927217B2 (en)
FR (1) FR2442825A1 (en)
GB (1) GB2037604B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5637050A (en) * 1979-09-04 1981-04-10 Ube Ind Ltd Preparation of catalyst for preparing unsaturated acid
JPS64614U (en) * 1987-06-18 1989-01-05
JP2814317B2 (en) * 1991-06-12 1998-10-22 三菱レイヨン株式会社 Preparation of catalyst for methacrylic acid production
JP3702710B2 (en) 1999-06-15 2005-10-05 住友化学株式会社 Catalyst for producing methacrylic acid and method for producing methacrylic acid
EP2781262B1 (en) * 2013-03-22 2020-05-27 Clariant International Ltd Removable protective coating for the receipt of a dust free catalyst

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4077912A (en) * 1972-10-12 1978-03-07 Standard Oil Company Catalysts useful for exothermic reactions
JPS5413876B2 (en) * 1974-10-23 1979-06-02

Also Published As

Publication number Publication date
JPS5573347A (en) 1980-06-03
FR2442825B1 (en) 1984-05-18
GB2037604A (en) 1980-07-16
FR2442825A1 (en) 1980-06-27
JPS5927217B2 (en) 1984-07-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee