GB1476393A - Manufacture of phthalic anhydride - Google Patents
Manufacture of phthalic anhydrideInfo
- Publication number
- GB1476393A GB1476393A GB4308374A GB4308374A GB1476393A GB 1476393 A GB1476393 A GB 1476393A GB 4308374 A GB4308374 A GB 4308374A GB 4308374 A GB4308374 A GB 4308374A GB 1476393 A GB1476393 A GB 1476393A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phthalic anhydride
- per cent
- active
- oct
- amount
- 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
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 title abstract 3
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000011149 active material Substances 0.000 abstract 3
- 229910010413 TiO 2 Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 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
-
- 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 (1)
| Publication Number | Publication Date |
|---|---|
| GB1476393A true GB1476393A (en) | 1977-06-10 |
Family
ID=5894615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4308374A Expired GB1476393A (en) | 1973-10-05 | 1974-10-04 | Manufacture of phthalic anhydride |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5062943A (cg-RX-API-DMAC7.html) |
| AT (1) | AT338256B (cg-RX-API-DMAC7.html) |
| BE (1) | BE820049A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1031356A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2350064A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2246558B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1476393A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1030680B (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| 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 |
| DE102017202351A1 (de) * | 2017-02-14 | 2018-08-16 | Clariant International Ltd | Katalysatormaterial zur Oxidation von Kohlenwasserstoffen mit antimondotiertem Titandioxid |
-
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 AT AT799574A patent/AT338256B/de not_active IP Right Cessation
- 1974-10-04 GB GB4308374A patent/GB1476393A/en not_active Expired
- 1974-10-04 JP JP11394674A patent/JPS5062943A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1030680B (it) | 1979-04-10 |
| ATA799574A (de) | 1976-12-15 |
| AT338256B (de) | 1977-08-10 |
| CA1031356A (en) | 1978-05-16 |
| JPS5062943A (cg-RX-API-DMAC7.html) | 1975-05-29 |
| DE2350064A1 (de) | 1975-04-17 |
| FR2246558B1 (cg-RX-API-DMAC7.html) | 1979-06-01 |
| BE820049A (fr) | 1975-03-18 |
| FR2246558A1 (cg-RX-API-DMAC7.html) | 1975-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |