FR2279714A1 - Procede de fabrication de l'anhydride phtalique - Google Patents
Procede de fabrication de l'anhydride phtaliqueInfo
- Publication number
- FR2279714A1 FR2279714A1 FR7425522A FR7425522A FR2279714A1 FR 2279714 A1 FR2279714 A1 FR 2279714A1 FR 7425522 A FR7425522 A FR 7425522A FR 7425522 A FR7425522 A FR 7425522A FR 2279714 A1 FR2279714 A1 FR 2279714A1
- Authority
- FR
- France
- Prior art keywords
- naphthalene
- catalyst
- prodn
- improved
- phthalic anhydride
- 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.)
- Granted
Links
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 title abstract 16
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 title abstract 2
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 title abstract 2
- 238000011068 loading method Methods 0.000 title abstract 2
- 239000003054 catalyst Substances 0.000 abstract 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 abstract 1
- 229910052939 potassium sulfate Inorganic materials 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/053—Sulfates
- B01J27/055—Sulfates with alkali metals, copper, gold or silver
-
- 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)
- Catalysts (AREA)
- Furan Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7425522A FR2279714A1 (fr) | 1974-07-23 | 1974-07-23 | Procede de fabrication de l'anhydride phtalique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7425522A FR2279714A1 (fr) | 1974-07-23 | 1974-07-23 | Procede de fabrication de l'anhydride phtalique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2279714A1 true FR2279714A1 (fr) | 1976-02-20 |
| FR2279714B1 FR2279714B1 (OSRAM) | 1980-02-08 |
Family
ID=9141589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7425522A Granted FR2279714A1 (fr) | 1974-07-23 | 1974-07-23 | Procede de fabrication de l'anhydride phtalique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2279714A1 (OSRAM) |
-
1974
- 1974-07-23 FR FR7425522A patent/FR2279714A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2279714B1 (OSRAM) | 1980-02-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |