GB1229975A - - Google Patents
Info
- Publication number
- GB1229975A GB1229975A GB1229975DA GB1229975A GB 1229975 A GB1229975 A GB 1229975A GB 1229975D A GB1229975D A GB 1229975DA GB 1229975 A GB1229975 A GB 1229975A
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalyst
- admixture
- july
- sio
- heating
- Prior art date
- 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
- 239000003054 catalyst Substances 0.000 abstract 7
- 150000001875 compounds Chemical class 0.000 abstract 3
- 229910004298 SiO 2 Inorganic materials 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 230000003647 oxidation Effects 0.000 abstract 2
- 238000007254 oxidation reaction Methods 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 239000011964 heteropoly acid Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000008188 pellet Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
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
- B01J23/16—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
- B01J23/20—Vanadium, niobium or tantalum
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48226365A | 1965-08-24 | 1965-08-24 | |
| US65334067A | 1967-07-14 | 1967-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1229975A true GB1229975A (https=) | 1971-04-28 |
Family
ID=24620453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1229975D Expired GB1229975A (https=) | 1965-08-24 | 1968-07-12 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR95230E (https=) |
| GB (1) | GB1229975A (https=) |
-
1968
- 1968-07-11 FR FR158733A patent/FR95230E/fr not_active Expired
- 1968-07-12 GB GB1229975D patent/GB1229975A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR95230E (fr) | 1970-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |