GB2024201B - Process for producing methacrylic acid - Google Patents
Process for producing methacrylic acidInfo
- Publication number
- GB2024201B GB2024201B GB7914215A GB7914215A GB2024201B GB 2024201 B GB2024201 B GB 2024201B GB 7914215 A GB7914215 A GB 7914215A GB 7914215 A GB7914215 A GB 7914215A GB 2024201 B GB2024201 B GB 2024201B
- 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
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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4848278A JPS54141721A (en) | 1978-04-24 | 1978-04-24 | Preparation of methacrylic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2024201A GB2024201A (en) | 1980-01-09 |
GB2024201B true GB2024201B (en) | 1982-09-02 |
Family
ID=12804597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7914215A Expired GB2024201B (en) | 1978-04-24 | 1979-04-24 | Process for producing methacrylic acid |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS54141721A (en) |
GB (1) | GB2024201B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3721865A1 (en) * | 1987-07-02 | 1989-01-12 | Basf Ag | METHOD FOR PRODUCING METHACRYLIC ACID |
JP2003238485A (en) * | 2001-12-10 | 2003-08-27 | Nippon Shokubai Co Ltd | Method and equipment for collecting (meth)acrylic acid |
JP4682599B2 (en) * | 2003-11-28 | 2011-05-11 | 三菱化学株式会社 | Method and apparatus for collecting (meth) acrolein or (meth) acrylic acid |
CN1304349C (en) * | 2003-11-28 | 2007-03-14 | 三菱化学株式会社 | Method and apparatus for collecting (meth)acrolein or (meth)acrylic acid |
US7799946B2 (en) * | 2007-02-14 | 2010-09-21 | Saudi Basic Industries Corporation | Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene |
-
1978
- 1978-04-24 JP JP4848278A patent/JPS54141721A/en active Granted
-
1979
- 1979-04-24 GB GB7914215A patent/GB2024201B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2024201A (en) | 1980-01-09 |
JPS6160061B2 (en) | 1986-12-19 |
JPS54141721A (en) | 1979-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |