NL139735B - PROCESS FOR PREPARING ACROLEIN OR METHACROLEIN. - Google Patents
PROCESS FOR PREPARING ACROLEIN OR METHACROLEIN.Info
- Publication number
- NL139735B NL139735B NL298430A NL298430A NL139735B NL 139735 B NL139735 B NL 139735B NL 298430 A NL298430 A NL 298430A NL 298430 A NL298430 A NL 298430A NL 139735 B NL139735 B NL 139735B
- Authority
- NL
- Netherlands
- Prior art keywords
- methacrolein
- preparing acrolein
- acrolein
- preparing
- Prior art date
Links
Classifications
-
- 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
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/28—Molybdenum
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/31—Chromium, molybdenum or tungsten combined with bismuth
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22645462A | 1962-09-26 | 1962-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL139735B true NL139735B (en) | 1973-09-17 |
Family
ID=22848967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL298430A NL139735B (en) | 1962-09-26 | 1963-09-26 | PROCESS FOR PREPARING ACROLEIN OR METHACROLEIN. |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE637829A (en) |
GB (1) | GB985009A (en) |
NL (1) | NL139735B (en) |
-
1963
- 1963-09-25 BE BE637829A patent/BE637829A/en unknown
- 1963-09-25 GB GB3775763A patent/GB985009A/en not_active Expired
- 1963-09-26 NL NL298430A patent/NL139735B/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE637829A (en) | 1964-01-16 |
GB985009A (en) | 1965-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: DU PONT |