BE820825A - Procede de preparation de catalyseurs a base de phosphore-vanadium-oxygene et nouveaux produits ainsi obtenus pour lapreparation d'anhydride maleique - Google Patents
Procede de preparation de catalyseurs a base de phosphore-vanadium-oxygene et nouveaux produits ainsi obtenus pour lapreparation d'anhydride maleiqueInfo
- Publication number
- BE820825A BE820825A BE2054005A BE149320A BE820825A BE 820825 A BE820825 A BE 820825A BE 2054005 A BE2054005 A BE 2054005A BE 149320 A BE149320 A BE 149320A BE 820825 A BE820825 A BE 820825A
- Authority
- BE
- Belgium
- Prior art keywords
- vanadium
- emi
- phosphorus
- catalysts
- maleic anhydride
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 87
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229930195733 hydrocarbon Natural products 0.000 title claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 title claims description 7
- LEABNKXSQUTCOW-UHFFFAOYSA-N [O].[P].[V] Chemical compound [O].[P].[V] LEABNKXSQUTCOW-UHFFFAOYSA-N 0.000 title description 22
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 70
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000002243 precursor Substances 0.000 claims abstract description 42
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 25
- 239000011574 phosphorus Substances 0.000 claims abstract description 25
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 23
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000001354 calcination Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 23
- 230000003197 catalytic effect Effects 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims description 4
- 230000001131 transforming effect Effects 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 abstract description 14
- 239000001273 butane Substances 0.000 abstract description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000012018 catalyst precursor Substances 0.000 abstract 2
- 150000001335 aliphatic alkanes Chemical class 0.000 abstract 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 abstract 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 18
- 235000013844 butane Nutrition 0.000 description 13
- 239000000243 solution Substances 0.000 description 12
- -1 vanadyl chloride Chemical compound 0.000 description 11
- 239000002253 acid Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 6
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 6
- 239000013521 mastic Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000002441 X-ray diffraction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 125000004429 atom Chemical group 0.000 description 4
- 235000011007 phosphoric acid Nutrition 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000565 sealant Substances 0.000 description 4
- 238000004448 titration Methods 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 150000003018 phosphorus compounds Chemical class 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 150000003682 vanadium compounds Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical class CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- JKJKPRIBNYTIFH-UHFFFAOYSA-N phosphanylidynevanadium Chemical compound [V]#P JKJKPRIBNYTIFH-UHFFFAOYSA-N 0.000 description 2
- 150000003016 phosphoric acids Chemical class 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- AYKYXWQEBUNJCN-UHFFFAOYSA-N 3-methylfuran-2,5-dione Chemical compound CC1=CC(=O)OC1=O AYKYXWQEBUNJCN-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 206010021118 Hypotonia Diseases 0.000 description 1
- VIZQREHVDDPWOK-UHFFFAOYSA-N IP(I)(I)=O Chemical compound IP(I)(I)=O VIZQREHVDDPWOK-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- QUEDYRXQWSDKKG-UHFFFAOYSA-M [O-2].[O-2].[V+5].[OH-] Chemical compound [O-2].[O-2].[V+5].[OH-] QUEDYRXQWSDKKG-UHFFFAOYSA-M 0.000 description 1
- GLMOMDXKLRBTDY-UHFFFAOYSA-A [V+5].[V+5].[V+5].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O Chemical compound [V+5].[V+5].[V+5].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GLMOMDXKLRBTDY-UHFFFAOYSA-A 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 150000001923 cyclic compounds Chemical class 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-N diphosphoric acid Chemical compound OP(O)(=O)OP(O)(O)=O XPPKVPWEQAFLFU-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- ZJXZSIYSNXKHEA-UHFFFAOYSA-N ethyl dihydrogen phosphate Chemical compound CCOP(O)(O)=O ZJXZSIYSNXKHEA-UHFFFAOYSA-N 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003349 gelling agent Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- XDBSEZHMWGHVIL-UHFFFAOYSA-M hydroxy(dioxo)vanadium Chemical compound O[V](=O)=O XDBSEZHMWGHVIL-UHFFFAOYSA-M 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- CAAULPUQFIIOTL-UHFFFAOYSA-N methyl dihydrogen phosphate Chemical compound COP(O)(O)=O CAAULPUQFIIOTL-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 150000002903 organophosphorus compounds Chemical class 0.000 description 1
- OGUCKKLSDGRKSH-UHFFFAOYSA-N oxalic acid oxovanadium Chemical compound [V].[O].C(C(=O)O)(=O)O OGUCKKLSDGRKSH-UHFFFAOYSA-N 0.000 description 1
- QLOKAVKWGPPUCM-UHFFFAOYSA-N oxovanadium;dihydrochloride Chemical compound Cl.Cl.[V]=O QLOKAVKWGPPUCM-UHFFFAOYSA-N 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 229940116254 phosphonic acid Drugs 0.000 description 1
- UXCDUFKZSUBXGM-UHFFFAOYSA-N phosphoric tribromide Chemical compound BrP(Br)(Br)=O UXCDUFKZSUBXGM-UHFFFAOYSA-N 0.000 description 1
- 229910001392 phosphorus oxide Inorganic materials 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- LFGREXWGYUGZLY-UHFFFAOYSA-N phosphoryl Chemical class [P]=O LFGREXWGYUGZLY-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229940005657 pyrophosphoric acid Drugs 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- UNXRWKVEANCORM-UHFFFAOYSA-N triphosphoric acid Chemical compound OP(O)(=O)OP(O)(=O)OP(O)(O)=O UNXRWKVEANCORM-UHFFFAOYSA-N 0.000 description 1
- 229940048102 triphosphoric acid Drugs 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 150000003681 vanadium Chemical class 0.000 description 1
- 239000012002 vanadium phosphate Substances 0.000 description 1
- VLOPEOIIELCUML-UHFFFAOYSA-L vanadium(2+);sulfate Chemical compound [V+2].[O-]S([O-])(=O)=O VLOPEOIIELCUML-UHFFFAOYSA-L 0.000 description 1
- 125000005287 vanadyl group Chemical group 0.000 description 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
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/195—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
- B01J27/198—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
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/215—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of saturated hydrocarbyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE2054005A BE820825A (fr) | 1973-02-07 | 1974-10-08 | Procede de preparation de catalyseurs a base de phosphore-vanadium-oxygene et nouveaux produits ainsi obtenus pour lapreparation d'anhydride maleique |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05330354 USB330354I5 (en, 2012) | 1973-02-07 | 1973-02-07 | |
| BE2054005A BE820825A (fr) | 1973-02-07 | 1974-10-08 | Procede de preparation de catalyseurs a base de phosphore-vanadium-oxygene et nouveaux produits ainsi obtenus pour lapreparation d'anhydride maleique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE820825A true BE820825A (fr) | 1975-04-08 |
Family
ID=23289392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2054005A BE820825A (fr) | 1973-02-07 | 1974-10-08 | Procede de preparation de catalyseurs a base de phosphore-vanadium-oxygene et nouveaux produits ainsi obtenus pour lapreparation d'anhydride maleique |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | USB330354I5 (en, 2012) |
| JP (1) | JPS5143392A (en, 2012) |
| BE (1) | BE820825A (en, 2012) |
| CA (1) | CA1042449A (en, 2012) |
| DE (1) | DE2446701C3 (en, 2012) |
| FR (1) | FR2286825A1 (en, 2012) |
| GB (1) | GB1440149A (en, 2012) |
| IT (1) | IT1022670B (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2355563A1 (fr) * | 1976-06-21 | 1978-01-20 | Monsanto Co | Procede de preparation de catalyseurs au phosphore-vanadium-oxygene en formant des precurseurs et nouveaux produits ainsi obtenus |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4064070A (en) | 1974-12-23 | 1977-12-20 | Chevron Research Company | Catalyst for producing maleic anhydride |
| CH598863A5 (en, 2012) | 1975-01-10 | 1978-05-12 | Lonza Ag | |
| CH619870A5 (en, 2012) * | 1976-05-21 | 1980-10-31 | Lonza Ag | |
| US4337174A (en) | 1976-06-21 | 1982-06-29 | Monsanto Company | Method for preparing a catalyst and intermediate formed thereby |
| US4092269A (en) | 1976-10-15 | 1978-05-30 | Monsanto Company | Phosphorus-vanadium-oxygen catalysts having a specific pore volume |
| GB1591307A (en) * | 1976-11-11 | 1981-06-17 | Ici Ltd | Production of maleic anhydride and catalysts therefor |
| US4179404A (en) | 1976-12-15 | 1979-12-18 | Denka Chemical Corporation | Catalyst preparative method |
| IT1131782B (it) * | 1979-07-30 | 1986-06-25 | Monsanto Co | Procedimento per la preparazione di catalizzatore di fosforo-vanadio-ossigeno |
| CA1135248A (en) * | 1979-10-26 | 1982-11-09 | Ramon A. Mount | Preparation and use of phosphorus-vanadium- oxygen catalysts in producing maleic anhydride |
| US4359405A (en) * | 1980-12-22 | 1982-11-16 | Monsanto Company | Solvent conditioning of phosphorus-vanadium-oxygen catalysts |
| EP0056528A3 (en) * | 1981-01-02 | 1983-01-05 | Monsanto Company | Catalyst intermediate, catalyst prepared therefrom, and method for preparing maleic anhydride |
| US4371702A (en) | 1982-02-16 | 1983-02-01 | E. I. Du Pont De Nemours And Company | Vapor phase oxidation of n-butane to maleic anhydride |
| US4442226A (en) | 1982-02-16 | 1984-04-10 | E. I. Du Pont De Nemours And Company | Catalyst for vapor phase oxidation of n-butane to maleic anhydride |
| US4668802A (en) | 1985-01-18 | 1987-05-26 | E. I. Du Pont De Nemours And Company | Improved vapor phase catalytic oxidation of butane to maleic anhydride |
| US5021588A (en) | 1985-01-18 | 1991-06-04 | E.I. Du Pont De Nemours And Company | Vapor phase catalytic oxidation of butane to maleic anhydride |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2773836A (en) * | 1952-12-01 | 1956-12-11 | Standard Oil Co | Oxide-promoted titanium-phosphorus catalyst |
| US3156707A (en) * | 1962-05-17 | 1964-11-10 | Petro Tex Chem Corp | Oxidation of aliphatic hydrocarbons |
| US3293268A (en) * | 1964-03-23 | 1966-12-20 | Princeton Chemical Res Inc | Production of maleic anhydride by oxidation of n-butane |
| BE791770A (fr) * | 1971-11-22 | 1973-05-22 | Chevron Res | Catalyseurs d'oxydation a l'oxyde de vanadium et de phosphore |
| US4017521A (en) * | 1972-06-19 | 1977-04-12 | Chevron Research Company | Process for the manufacture of maleic anhydride using high surface area catalyst |
-
1973
- 1973-02-07 US US05330354 patent/USB330354I5/en active Pending
-
1974
- 1974-02-06 GB GB544774A patent/GB1440149A/en not_active Expired
- 1974-02-06 CA CA191,893A patent/CA1042449A/en not_active Expired
- 1974-09-30 DE DE2446701A patent/DE2446701C3/de not_active Expired
- 1974-10-03 FR FR7433359A patent/FR2286825A1/fr active Granted
- 1974-10-07 IT IT2815874A patent/IT1022670B/it active
- 1974-10-08 JP JP49116014A patent/JPS5143392A/ja active Pending
- 1974-10-08 BE BE2054005A patent/BE820825A/fr not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2355563A1 (fr) * | 1976-06-21 | 1978-01-20 | Monsanto Co | Procede de preparation de catalyseurs au phosphore-vanadium-oxygene en formant des precurseurs et nouveaux produits ainsi obtenus |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1042449A (en) | 1978-11-14 |
| GB1440149A (en) | 1976-06-23 |
| JPS5143392A (en) | 1976-04-14 |
| FR2286825B1 (en, 2012) | 1978-03-24 |
| FR2286825A1 (fr) | 1976-04-30 |
| DE2446701C3 (de) | 1978-10-05 |
| DE2446701B2 (de) | 1977-12-08 |
| IT1022670B (it) | 1978-04-20 |
| USB330354I5 (en, 2012) | 1975-01-28 |
| DE2446701A1 (de) | 1976-04-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: MONSANTO CY Effective date: 19871031 |