IN169056B - - Google Patents
Info
- Publication number
- IN169056B IN169056B IN575/CAL/88A IN575CA1988A IN169056B IN 169056 B IN169056 B IN 169056B IN 575CA1988 A IN575CA1988 A IN 575CA1988A IN 169056 B IN169056 B IN 169056B
- Authority
- IN
- India
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C21/00—Acyclic unsaturated compounds containing halogen atoms
- C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
- C07C21/04—Chloro-alkenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/067—Heating or cooling the reactor
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/86—Use of additives, e.g. for stabilisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
- C07C47/21—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
- C07C47/22—Acryaldehyde; Methacryaldehyde
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
- B01J2208/00212—Plates; Jackets; Cylinders
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62183565A JPH0764774B2 (ja) | 1987-07-24 | 1987-07-24 | メタクロレインの後酸化防止方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN169056B true IN169056B (el) | 1991-08-24 |
Family
ID=16138027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN575/CAL/88A IN169056B (el) | 1987-07-24 | 1988-07-08 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4968846A (el) |
| EP (1) | EP0300769B1 (el) |
| JP (1) | JPH0764774B2 (el) |
| KR (1) | KR910005227B1 (el) |
| CN (1) | CN1013369B (el) |
| CA (1) | CA1313679C (el) |
| DE (1) | DE3880227T2 (el) |
| IN (1) | IN169056B (el) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2841324B2 (ja) * | 1990-06-06 | 1998-12-24 | 三井化学株式会社 | メタクロレインの製造方法 |
| DE69109746T2 (de) * | 1990-06-06 | 1995-10-26 | Mitsui Toatsu Chemicals | Verfahren zur Herstellung von Acrolein oder Methacrolein. |
| AT412871B (de) * | 1998-12-10 | 2005-08-25 | Krems Chemie Ag | Verfahren und vorrichtung zur herstellung von formaldehyd |
| JP2005298384A (ja) * | 2004-04-09 | 2005-10-27 | Asahi Kasei Chemicals Corp | （メタ）アクリル酸又は／かつ（メタ）アクロレインを含む反応ガスの冷却方法 |
| US7732367B2 (en) | 2005-07-25 | 2010-06-08 | Saudi Basic Industries Corporation | Catalyst for methacrolein oxidation and method for making and using same |
| US7649112B2 (en) | 2005-07-25 | 2010-01-19 | Saudi Basic Industries Corporation | Integrated plant for producing 2-ethyl-hexanol and methacrylic acid and a method based thereon |
| US7851397B2 (en) | 2005-07-25 | 2010-12-14 | Saudi Basic Industries Corporation | Catalyst for methacrolein oxidation and method for making and using same |
| US7649111B2 (en) | 2005-07-25 | 2010-01-19 | Saudi Basic Industries Corporation | Catalyst for the oxidation of a mixed aldehyde feedstock to methacrylic acid and methods for making and using same |
| US8921257B2 (en) | 2011-12-02 | 2014-12-30 | Saudi Basic Industries Corporation | Dual function partial oxidation catalyst for propane to acrylic acid conversion |
| US8722940B2 (en) | 2012-03-01 | 2014-05-13 | Saudi Basic Industries Corporation | High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
| CN111689861B (zh) * | 2019-03-11 | 2022-04-12 | 北京诺维新材科技有限公司 | 一种提高反应收率的方法 |
| BR112022003181A2 (pt) * | 2019-09-18 | 2022-05-17 | Rohm & Haas | Método |
| EP3889127A1 (en) | 2020-04-03 | 2021-10-06 | Röhm GmbH | Improved safe method for tandem c-4 oxidation to methacrylic acid |
| EP3892367A1 (en) | 2020-04-09 | 2021-10-13 | Röhm GmbH | A tube bundle reactor and method for the production of methacrylic acid through the partial oxidation of methacrolein |
| EP3945086B1 (de) | 2020-07-30 | 2022-10-26 | Röhm GmbH | C-4 basiertes verfahren zur herstellung von mma unter rückführung und recyclierung von methacrolein |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2627527A (en) * | 1948-05-14 | 1953-02-03 | Standard Oil Dev Co | Oxidation of olefins to alkenals |
| DE1910795A1 (de) * | 1969-03-04 | 1970-09-17 | Degussa | Verfahren zur Vermeidung von Nachreaktionen bei der katalytischen Oxydation von Propylen oder Acrolein |
| JPS4954317A (el) * | 1972-09-21 | 1974-05-27 |
-
1987
- 1987-07-24 JP JP62183565A patent/JPH0764774B2/ja not_active Expired - Fee Related
-
1988
- 1988-07-08 IN IN575/CAL/88A patent/IN169056B/en unknown
- 1988-07-12 US US07/217,849 patent/US4968846A/en not_active Expired - Lifetime
- 1988-07-20 DE DE8888306668T patent/DE3880227T2/de not_active Expired - Lifetime
- 1988-07-20 CA CA000572505A patent/CA1313679C/en not_active Expired - Fee Related
- 1988-07-20 EP EP88306668A patent/EP0300769B1/en not_active Expired - Lifetime
- 1988-07-23 CN CN88104632A patent/CN1013369B/zh not_active Expired
- 1988-07-23 KR KR1019880009271A patent/KR910005227B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0300769A3 (en) | 1989-12-27 |
| CN1031697A (zh) | 1989-03-15 |
| KR910005227B1 (ko) | 1991-07-24 |
| US4968846A (en) | 1990-11-06 |
| EP0300769A2 (en) | 1989-01-25 |
| KR890001918A (ko) | 1989-04-06 |
| CA1313679C (en) | 1993-02-16 |
| CN1013369B (zh) | 1991-07-31 |
| JPS6429334A (en) | 1989-01-31 |
| DE3880227D1 (de) | 1993-05-19 |
| JPH0764774B2 (ja) | 1995-07-12 |
| EP0300769B1 (en) | 1993-04-14 |
| DE3880227T2 (de) | 1993-07-29 |