ATA799574A - Verfahren zur herstellung von phthalsaureanhydrid - Google Patents
Verfahren zur herstellung von phthalsaureanhydridInfo
- Publication number
- ATA799574A ATA799574A AT799574A AT799574A ATA799574A AT A799574 A ATA799574 A AT A799574A AT 799574 A AT799574 A AT 799574A AT 799574 A AT799574 A AT 799574A AT A799574 A ATA799574 A AT A799574A
- Authority
- AT
- Austria
- Prior art keywords
- phthalic anhydride
- manufacturing phthalic
- manufacturing
- anhydride
- phthalic
- Prior art date
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
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
-
- 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
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
-
- 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
- B01J23/22—Vanadium
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- B01J37/0221—Coating of particles
- B01J37/0223—Coating of particles by rotation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732350064 DE2350064A1 (de) | 1973-10-05 | 1973-10-05 | Verfahren zur herstellung von phthalsaeureanhydrid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA799574A true ATA799574A (de) | 1976-12-15 |
| AT338256B AT338256B (de) | 1977-08-10 |
Family
ID=5894615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT799574A AT338256B (de) | 1973-10-05 | 1974-10-04 | Verfahren zur herstellung von phthalsaureanhydrid |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5062943A (de) |
| AT (1) | AT338256B (de) |
| BE (1) | BE820049A (de) |
| CA (1) | CA1031356A (de) |
| DE (1) | DE2350064A1 (de) |
| FR (1) | FR2246558B1 (de) |
| GB (1) | GB1476393A (de) |
| IT (1) | IT1030680B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2547624C2 (de) * | 1975-10-24 | 1981-10-08 | Basf Ag, 6700 Ludwigshafen | Vanadinpentoxid, Titandioxid, Antimon und Rubidium enthaltende Trägerkatalysatoren |
-
1973
- 1973-10-05 DE DE19732350064 patent/DE2350064A1/de active Pending
-
1974
- 1974-09-17 IT IT2738774A patent/IT1030680B/it active
- 1974-09-18 BE BE148643A patent/BE820049A/xx unknown
- 1974-09-27 CA CA210,220A patent/CA1031356A/en not_active Expired
- 1974-10-01 FR FR7433008A patent/FR2246558B1/fr not_active Expired
- 1974-10-04 GB GB4308374A patent/GB1476393A/en not_active Expired
- 1974-10-04 AT AT799574A patent/AT338256B/de not_active IP Right Cessation
- 1974-10-04 JP JP11394674A patent/JPS5062943A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2350064A1 (de) | 1975-04-17 |
| FR2246558B1 (de) | 1979-06-01 |
| JPS5062943A (de) | 1975-05-29 |
| CA1031356A (en) | 1978-05-16 |
| IT1030680B (it) | 1979-04-10 |
| FR2246558A1 (de) | 1975-05-02 |
| AT338256B (de) | 1977-08-10 |
| BE820049A (fr) | 1975-03-18 |
| GB1476393A (en) | 1977-06-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |