FR2369238B1 - - Google Patents
Info
- Publication number
- FR2369238B1 FR2369238B1 FR7732202A FR7732202A FR2369238B1 FR 2369238 B1 FR2369238 B1 FR 2369238B1 FR 7732202 A FR7732202 A FR 7732202A FR 7732202 A FR7732202 A FR 7732202A FR 2369238 B1 FR2369238 B1 FR 2369238B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
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 |
|---|---|---|---|
| JP12866576A JPS5353613A (en) | 1976-10-26 | 1976-10-26 | Preparation of methacrylic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2369238A1 FR2369238A1 (fr) | 1978-05-26 |
| FR2369238B1 true FR2369238B1 (US07816562-20101019-C00012.png) | 1983-10-28 |
Family
ID=14990407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7732202A Granted FR2369238A1 (fr) | 1976-10-26 | 1977-10-26 | Procede de preparation de l'acide methacrylique |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4564703A (US07816562-20101019-C00012.png) |
| JP (1) | JPS5353613A (US07816562-20101019-C00012.png) |
| DE (1) | DE2748050A1 (US07816562-20101019-C00012.png) |
| FR (1) | FR2369238A1 (US07816562-20101019-C00012.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5632149Y2 (US07816562-20101019-C00012.png) * | 1978-04-11 | 1981-07-31 | ||
| JPS55124734A (en) * | 1979-03-22 | 1980-09-26 | Nippon Kayaku Co Ltd | Preparation of methacrylic acid |
| JPS57144237A (en) * | 1981-03-04 | 1982-09-06 | Japan Synthetic Rubber Co Ltd | Preparation of methacrylic acid |
| US4838081A (en) * | 1986-02-28 | 1989-06-13 | Nabisco Brands, Inc. | Method and apparatus for improving the reliability for dough testing results |
| DE4132684A1 (de) * | 1991-10-01 | 1993-04-08 | Basf Ag | Verfahren zur katalytischen gasphasenoxidation von methacrolein zu methacrylsaeure |
| US6339037B1 (en) * | 1999-04-27 | 2002-01-15 | Nippon Shokubai Co. Ltd | Catalysts for methacrylic acid production and process for producing methacrylic acid |
| US20090124825A1 (en) * | 2007-11-14 | 2009-05-14 | Shanghai Huayi Acrylic Acid Co., Ltd | Method of (meth) acrylate production |
| JP6482941B2 (ja) * | 2015-04-28 | 2019-03-13 | 株式会社日本触媒 | 熱交換型反応システムおよびそれを用いた反応方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2693474A (en) * | 1954-11-02 | Oxidation of olefins | ||
| FR1295188A (fr) * | 1961-07-17 | 1962-06-01 | Shell Int Research | Procédé de préparation d'acides monocarboxyliques non saturés à partir d'oléfines |
| US3686294A (en) * | 1970-10-06 | 1972-08-22 | Japanese Geon Co Ltd | Process for the production of methacrylic acid |
| JPS5750765B2 (US07816562-20101019-C00012.png) * | 1972-12-29 | 1982-10-28 | ||
| JPS5316843B2 (US07816562-20101019-C00012.png) * | 1973-06-05 | 1978-06-03 | ||
| JPS549369B2 (US07816562-20101019-C00012.png) * | 1973-07-05 | 1979-04-24 | ||
| JPS5233614B2 (US07816562-20101019-C00012.png) * | 1973-08-16 | 1977-08-30 | ||
| US3976688A (en) * | 1973-11-26 | 1976-08-24 | Nippon Zeon Co., Ltd. | Process for preparing unsaturated carboxylic acids |
| JPS50126605A (US07816562-20101019-C00012.png) * | 1974-03-23 | 1975-10-04 | ||
| GB1523772A (en) * | 1974-07-22 | 1978-09-06 | Standard Oil Co | Oxidation catalysts |
| DE2436818C3 (de) * | 1974-07-31 | 1985-05-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Acrylsäure durch Oxidation von Propylen mit Sauerstoff enthaltenden Gasen in zwei getrennten Oxidationsstufen |
| JPS5148609A (ja) * | 1974-10-23 | 1976-04-26 | Asahi Glass Co Ltd | Nidansankanyoruisopuchirenkarano metaku |
| GB1490683A (en) * | 1975-03-12 | 1977-11-02 | Mitsubishi Rayon Co | Process and a catalyst for producing unsaturated aldehydes unsaturated carboxylic acids or conjugated diene |
| US4049577A (en) * | 1975-12-15 | 1977-09-20 | The Dow Chemical Company | Catalyst for making acrolein |
| DE2735414A1 (de) * | 1976-08-06 | 1978-02-09 | Nippon Zeon Co | Oxydation von olefinen |
-
1976
- 1976-10-26 JP JP12866576A patent/JPS5353613A/ja active Granted
-
1977
- 1977-10-26 FR FR7732202A patent/FR2369238A1/fr active Granted
- 1977-10-26 DE DE19772748050 patent/DE2748050A1/de active Granted
-
1979
- 1979-04-16 US US06/030,647 patent/US4564703A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2369238A1 (fr) | 1978-05-26 |
| DE2748050A1 (de) | 1978-04-27 |
| US4564703A (en) | 1986-01-14 |
| JPS5625219B2 (US07816562-20101019-C00012.png) | 1981-06-11 |
| JPS5353613A (en) | 1978-05-16 |
| DE2748050C2 (US07816562-20101019-C00012.png) | 1987-03-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |