FR2442825B1 - - Google Patents
Info
- Publication number
- FR2442825B1 FR2442825B1 FR7928923A FR7928923A FR2442825B1 FR 2442825 B1 FR2442825 B1 FR 2442825B1 FR 7928923 A FR7928923 A FR 7928923A FR 7928923 A FR7928923 A FR 7928923A FR 2442825 B1 FR2442825 B1 FR 2442825B1
- Authority
- FR
- France
- 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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53146021A JPS5927217B2 (ja) | 1978-11-28 | 1978-11-28 | メタクリル酸製造用触媒の製法 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2442825A1 FR2442825A1 (fr) | 1980-06-27 |
FR2442825B1 true FR2442825B1 (fr) | 1984-05-18 |
Family
ID=15398297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7928923A Granted FR2442825A1 (fr) | 1978-11-28 | 1979-11-23 | Procede de fabrication d'acide methacrylique |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5927217B2 (fr) |
FR (1) | FR2442825A1 (fr) |
GB (1) | GB2037604B (fr) |
Families Citing this family (5)
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 (fr) * | 1987-06-18 | 1989-01-05 | ||
JP2814317B2 (ja) * | 1991-06-12 | 1998-10-22 | 三菱レイヨン株式会社 | メタクリル酸製造用触媒の調製法 |
JP3702710B2 (ja) | 1999-06-15 | 2005-10-05 | 住友化学株式会社 | メタクリル酸製造用触媒およびメタクリル酸の製造方法 |
EP2781262B1 (fr) * | 2013-03-22 | 2020-05-27 | Clariant International Ltd | Revêtement de protection amovible pour la réception d'un catalyseur exempt de poussières |
Family Cites Families (2)
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 (fr) * | 1974-10-23 | 1979-06-02 |
-
1978
- 1978-11-28 JP JP53146021A patent/JPS5927217B2/ja not_active Expired
-
1979
- 1979-11-14 GB GB7939368A patent/GB2037604B/en not_active Expired
- 1979-11-23 FR FR7928923A patent/FR2442825A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2442825A1 (fr) | 1980-06-27 |
GB2037604A (en) | 1980-07-16 |
JPS5573347A (en) | 1980-06-03 |
JPS5927217B2 (ja) | 1984-07-04 |
GB2037604B (en) | 1983-02-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |