AT346289B - Traegerkatalysator fuer die oxydation von o- xylol und/oder naphthalin zu phthalsaeure- anhydrid - Google Patents
Traegerkatalysator fuer die oxydation von o- xylol und/oder naphthalin zu phthalsaeure- anhydridInfo
- Publication number
- AT346289B AT346289B AT409476A AT409476A AT346289B AT 346289 B AT346289 B AT 346289B AT 409476 A AT409476 A AT 409476A AT 409476 A AT409476 A AT 409476A AT 346289 B AT346289 B AT 346289B
- Authority
- AT
- Austria
- Prior art keywords
- naphthaline
- oxydation
- xylol
- acid anhydride
- phthalic acid
- Prior art date
Links
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N phthalic anhydride Chemical compound C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 title 1
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
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Furan Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752525018 DE2525018A1 (de) | 1975-06-05 | 1975-06-05 | Traegerkatalysator fuer die oxidation von o-xylol und/oder naphthalin zu phthalsaeureanhydrid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA409476A ATA409476A (de) | 1978-03-15 |
| AT346289B true AT346289B (de) | 1978-11-10 |
Family
ID=5948330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT409476A AT346289B (de) | 1975-06-05 | 1976-06-03 | Traegerkatalysator fuer die oxydation von o- xylol und/oder naphthalin zu phthalsaeure- anhydrid |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT346289B (de) |
| BE (1) | BE842089A (de) |
| DE (1) | DE2525018A1 (de) |
| FR (1) | FR2313384A1 (de) |
| GB (1) | GB1540278A (de) |
| IT (1) | IT1060033B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4283307A (en) * | 1980-06-02 | 1981-08-11 | Denka Chemical Corporation | Catalyst structure for the partial oxidation of n-butane to produce maleic anhydride |
-
1975
- 1975-06-05 DE DE19752525018 patent/DE2525018A1/de active Pending
-
1976
- 1976-05-12 IT IT2319376A patent/IT1060033B/it active
- 1976-05-21 BE BE167226A patent/BE842089A/xx unknown
- 1976-06-03 AT AT409476A patent/AT346289B/de not_active IP Right Cessation
- 1976-06-04 FR FR7617048A patent/FR2313384A1/fr active Granted
- 1976-06-04 GB GB2312476A patent/GB1540278A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2313384B3 (de) | 1979-02-23 |
| DE2525018A1 (de) | 1976-12-23 |
| ATA409476A (de) | 1978-03-15 |
| FR2313384A1 (fr) | 1976-12-31 |
| IT1060033B (it) | 1982-07-10 |
| GB1540278A (en) | 1979-02-07 |
| BE842089A (fr) | 1976-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |