RO68993A - Compozitie catalitica folosita la obtinerea acizilor nesaturati - Google Patents
Compozitie catalitica folosita la obtinerea acizilor nesaturatiInfo
- Publication number
- RO68993A RO68993A RO7685313D RO8531376D RO68993A RO 68993 A RO68993 A RO 68993A RO 7685313 D RO7685313 D RO 7685313D RO 8531376 D RO8531376 D RO 8531376D RO 68993 A RO68993 A RO 68993A
- Authority
- RO
- Romania
- Prior art keywords
- nonsaturated
- acids
- obtaining
- composition used
- catalytic composition
- Prior art date
Links
Classifications
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/888—Tungsten
- B01J23/8885—Tungsten containing also 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/30—Tungsten
-
- 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
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B01J23/6527—Tungsten
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
- B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/683—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum or tungsten
- B01J23/687—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum or tungsten with tungsten
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/195—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
- B01J27/198—Vanadium
- B01J27/199—Vanadium with chromium, molybdenum, tungsten or polonium
-
- 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
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
US05/562,709 US4070397A (en) | 1973-10-11 | 1975-03-27 | Process for the preparation of methacrylic acid from the corresponding aldehyde |
Publications (1)
Publication Number | Publication Date |
---|---|
RO68993A true RO68993A (ro) | 1980-12-30 |
Family
ID=24247437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO7685313D RO68993A (ro) | 1975-03-27 | 1976-03-26 | Compozitie catalitica folosita la obtinerea acizilor nesaturati |
Country Status (19)
Country | Link |
---|---|
JP (1) | JPS51115416A (ro) |
AT (1) | AT352094B (ro) |
BE (1) | BE839047A (ro) |
BR (1) | BR7601868A (ro) |
CA (1) | CA1065340A (ro) |
CH (1) | CH615900A5 (ro) |
CS (1) | CS199275B2 (ro) |
DD (1) | DD124473A5 (ro) |
DE (1) | DE2610358A1 (ro) |
EG (1) | EG12802A (ro) |
ES (1) | ES446289A1 (ro) |
FR (1) | FR2305424A1 (ro) |
GB (1) | GB1534348A (ro) |
IN (1) | IN144956B (ro) |
IT (1) | IT1056925B (ro) |
NL (1) | NL7603226A (ro) |
NO (1) | NO761056L (ro) |
PT (1) | PT64910B (ro) |
RO (1) | RO68993A (ro) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52138499A (en) * | 1976-05-17 | 1977-11-18 | Mitsubishi Chem Ind Ltd | Production of heteropolyacid |
JPS5331615A (en) * | 1976-09-06 | 1978-03-25 | Nippon Kayaku Co Ltd | Production of methacrylic acid and catalyst used thereof |
DE2962547D1 (en) * | 1978-05-31 | 1982-06-03 | Nippon Kayaku Kk | A process for producing methacrolein and methacrylic acid |
US4212767A (en) * | 1978-10-17 | 1980-07-15 | Air Products And Chemicals, Inc. | Method of preparing an oxidation catalyst containing a molybdate anion |
DD148728A5 (de) * | 1978-12-13 | 1981-06-10 | Nippon Kayaku Kk | Verfahren zur herstellung eines katalysators mit heteropolysaeurestruktur |
JPS57130548A (en) * | 1981-02-05 | 1982-08-13 | Mitsubishi Chem Ind Ltd | Catalyst composition |
DE3308625A1 (de) * | 1983-03-11 | 1984-09-13 | Basf Ag, 6700 Ludwigshafen | Verfahren und katalysator zur herstellung von methacrylsaeure |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1289710A (fr) * | 1961-04-15 | 1962-04-06 | Bayer Ag | Procédé de préparation d'acides carboxyliques non saturés en alpha, bêta |
US3925464A (en) * | 1971-12-14 | 1975-12-09 | Asahi Glass Co Ltd | Process for preparing unsaturated carboxylic acids from the corresponding unsaturated aldehydes |
US4077912A (en) * | 1972-10-12 | 1978-03-07 | Standard Oil Company | Catalysts useful for exothermic reactions |
CH569926A5 (ro) * | 1973-06-15 | 1975-11-28 | Bartolomeis Spa Forni Ed Impia | |
US3875220A (en) * | 1973-10-11 | 1975-04-01 | Standard Oil Co Ohio | Process for the preparation of methacrylic acid from methacrolein |
-
1976
- 1976-02-25 GB GB7407/76A patent/GB1534348A/en not_active Expired
- 1976-02-27 BE BE164740A patent/BE839047A/xx not_active IP Right Cessation
- 1976-02-27 IN IN366/CAL/76A patent/IN144956B/en unknown
- 1976-03-02 CA CA246,949A patent/CA1065340A/en not_active Expired
- 1976-03-05 IT IT20931/76A patent/IT1056925B/it active
- 1976-03-12 DE DE19762610358 patent/DE2610358A1/de not_active Withdrawn
- 1976-03-17 JP JP51029053A patent/JPS51115416A/ja active Pending
- 1976-03-17 AT AT195776A patent/AT352094B/de not_active IP Right Cessation
- 1976-03-17 PT PT64910A patent/PT64910B/pt unknown
- 1976-03-18 CH CH343176A patent/CH615900A5/de not_active IP Right Cessation
- 1976-03-23 ES ES446289A patent/ES446289A1/es not_active Expired
- 1976-03-25 NO NO761056A patent/NO761056L/no unknown
- 1976-03-25 FR FR7608665A patent/FR2305424A1/fr active Granted
- 1976-03-25 DD DD192045A patent/DD124473A5/xx unknown
- 1976-03-26 NL NL7603226A patent/NL7603226A/xx not_active Application Discontinuation
- 1976-03-26 BR BR7601868A patent/BR7601868A/pt unknown
- 1976-03-26 RO RO7685313D patent/RO68993A/ro unknown
- 1976-03-26 CS CS761982A patent/CS199275B2/cs unknown
- 1976-03-27 EG EG180/76A patent/EG12802A/xx active
Also Published As
Publication number | Publication date |
---|---|
IN144956B (ro) | 1978-08-05 |
CS199275B2 (en) | 1980-07-31 |
JPS51115416A (en) | 1976-10-12 |
FR2305424B1 (ro) | 1979-09-07 |
CH615900A5 (en) | 1980-02-29 |
EG12802A (en) | 1979-09-30 |
PT64910B (en) | 1977-08-18 |
AT352094B (de) | 1979-08-27 |
NO761056L (ro) | 1976-09-28 |
GB1534348A (en) | 1978-12-06 |
FR2305424A1 (fr) | 1976-10-22 |
ATA195776A (de) | 1979-02-15 |
ES446289A1 (es) | 1977-06-16 |
DE2610358A1 (de) | 1976-10-07 |
NL7603226A (nl) | 1976-09-29 |
BE839047A (fr) | 1976-06-16 |
CA1065340A (en) | 1979-10-30 |
IT1056925B (it) | 1982-02-20 |
DD124473A5 (ro) | 1977-02-23 |
BR7601868A (pt) | 1976-09-28 |
PT64910A (en) | 1976-04-01 |
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