JP5102626B2 - 低チタン濃度を有する高活性および高安定性の酸化鉄系脱水素化触媒およびこの製造ならびに使用 - Google Patents
低チタン濃度を有する高活性および高安定性の酸化鉄系脱水素化触媒およびこの製造ならびに使用 Download PDFInfo
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- JP5102626B2 JP5102626B2 JP2007543238A JP2007543238A JP5102626B2 JP 5102626 B2 JP5102626 B2 JP 5102626B2 JP 2007543238 A JP2007543238 A JP 2007543238A JP 2007543238 A JP2007543238 A JP 2007543238A JP 5102626 B2 JP5102626 B2 JP 5102626B2
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- iron oxide
- dehydrogenation
- titanium
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims description 499
- 239000003054 catalyst Substances 0.000 title claims description 195
- 238000006356 dehydrogenation reaction Methods 0.000 title claims description 166
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims description 108
- 239000010936 titanium Substances 0.000 title claims description 108
- 229910052719 titanium Inorganic materials 0.000 title claims description 108
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 76
- 239000000203 mixture Substances 0.000 claims description 59
- 239000002244 precipitate Substances 0.000 claims description 53
- 238000000034 method Methods 0.000 claims description 46
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 16
- 150000002505 iron Chemical class 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 12
- 238000001556 precipitation Methods 0.000 claims description 11
- 229930195733 hydrocarbon Natural products 0.000 claims description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000001376 precipitating effect Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910001868 water Inorganic materials 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 229940043430 calcium compound Drugs 0.000 claims 2
- 150000001674 calcium compounds Chemical class 0.000 claims 2
- 150000001785 cerium compounds Chemical class 0.000 claims 2
- 239000005078 molybdenum compound Substances 0.000 claims 2
- 150000002752 molybdenum compounds Chemical class 0.000 claims 2
- 150000003112 potassium compounds Chemical class 0.000 claims 2
- 150000003658 tungsten compounds Chemical class 0.000 claims 2
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims 1
- 210000001217 buttock Anatomy 0.000 claims 1
- 238000005984 hydrogenation reaction Methods 0.000 claims 1
- 235000013980 iron oxide Nutrition 0.000 description 212
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 34
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 18
- 229910052750 molybdenum Inorganic materials 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 17
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 15
- 150000001342 alkaline earth metals Chemical class 0.000 description 15
- 229910052721 tungsten Inorganic materials 0.000 description 15
- 229910052700 potassium Inorganic materials 0.000 description 14
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 13
- 239000011591 potassium Substances 0.000 description 13
- 229910052684 Cerium Inorganic materials 0.000 description 12
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 10
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 10
- 239000011733 molybdenum Substances 0.000 description 10
- 239000002243 precursor Substances 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 10
- 230000003197 catalytic effect Effects 0.000 description 9
- -1 alkenyl aromatic compounds Chemical class 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 239000003570 air Substances 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000003085 diluting agent Substances 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- 239000012266 salt solution Substances 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 5
- 239000010937 tungsten Substances 0.000 description 5
- 238000001354 calcination Methods 0.000 description 4
- 230000009849 deactivation Effects 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 3
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 150000003608 titanium Chemical class 0.000 description 3
- KVNYFPKFSJIPBJ-UHFFFAOYSA-N 1,2-diethylbenzene Chemical compound CCC1=CC=CC=C1CC KVNYFPKFSJIPBJ-UHFFFAOYSA-N 0.000 description 2
- BHKKSKOHRFHHIN-MRVPVSSYSA-N 1-[[2-[(1R)-1-aminoethyl]-4-chlorophenyl]methyl]-2-sulfanylidene-5H-pyrrolo[3,2-d]pyrimidin-4-one Chemical compound N[C@H](C)C1=C(CN2C(NC(C3=C2C=CN3)=O)=S)C=CC(=C1)Cl BHKKSKOHRFHHIN-MRVPVSSYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229910002588 FeOOH Inorganic materials 0.000 description 2
- LTEQMZWBSYACLV-UHFFFAOYSA-N Hexylbenzene Chemical compound CCCCCCC1=CC=CC=C1 LTEQMZWBSYACLV-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052598 goethite Inorganic materials 0.000 description 2
- 229910052595 hematite Inorganic materials 0.000 description 2
- 239000011019 hematite Substances 0.000 description 2
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical compound CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- YQZBFMJOASEONC-UHFFFAOYSA-N 1-Methyl-2-propylbenzene Chemical compound CCCC1=CC=CC=C1C YQZBFMJOASEONC-UHFFFAOYSA-N 0.000 description 1
- HYFLWBNQFMXCPA-UHFFFAOYSA-N 1-ethyl-2-methylbenzene Chemical compound CCC1=CC=CC=C1C HYFLWBNQFMXCPA-UHFFFAOYSA-N 0.000 description 1
- BKOOMYPCSUNDGP-UHFFFAOYSA-N 2-methylbut-2-ene Chemical group CC=C(C)C BKOOMYPCSUNDGP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- GHLITDDQOMIBFS-UHFFFAOYSA-H cerium(3+);tricarbonate Chemical compound [Ce+3].[Ce+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O GHLITDDQOMIBFS-UHFFFAOYSA-H 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 description 1
- LDHBWEYLDHLIBQ-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide;hydrate Chemical compound O.[OH-].[O-2].[Fe+3] LDHBWEYLDHLIBQ-UHFFFAOYSA-M 0.000 description 1
- WKPSFPXMYGFAQW-UHFFFAOYSA-N iron;hydrate Chemical class O.[Fe] WKPSFPXMYGFAQW-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- UNDOASFVPXTZNA-UHFFFAOYSA-N potassium iron(2+) oxygen(2-) Chemical compound [O-2].[K+].[Fe+2] UNDOASFVPXTZNA-UHFFFAOYSA-N 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
- 229910006540 α-FeOOH Inorganic materials 0.000 description 1
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- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/8872—Alkali or alkaline earth metals
-
- 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
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
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- 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
- B01J37/08—Heat treatment
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/0018—Mixed oxides or hydroxides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
- C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
- C07C5/333—Catalytic processes
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
- C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
- C07C5/333—Catalytic processes
- C07C5/3332—Catalytic processes with metal oxides or metal sulfides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
- C07C2523/74—Iron group metals
- C07C2523/745—Iron
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- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
この実施例Iは、チタンの種々の濃度を有する幾つかの酸化鉄系脱水素化触媒の調製を記載する。これらの触媒は、実施例IIにおいて示される通り、これらの性能および安定性に関して試験した。
実施例IIは、実施例Iにおいて記載された触媒の性能を試験するための手順を記載し、そのような試験の結果を提示する。
Claims (19)
- 低チタン含有量を有する酸化鉄成分を含む酸化鉄系脱水素化触媒組成物であり、前記酸化鉄成分が、鉄塩と金属鉄の水溶液から黄色酸化鉄沈殿物を沈殿させることにより作製される前記黄色酸化鉄沈殿物の加熱処理により作製され、および前記酸化鉄系脱水素化触媒組成物が300ppmw未満であるチタンの第1濃度を有する、組成物。
- 前記黄色酸化鉄沈殿物が、300ppmw未満であるチタンの第2濃度を有する、請求項1に記載の組成物。
- 前記黄色酸化鉄沈殿物が、前記水溶液に鉄のコロイド状水和物を添加し、酸化剤を前記水溶液に導入し、前記黄色酸化鉄沈殿物を沈殿させ回収することにより形成されるものとして更に定義される、請求項2に記載の組成物。
- 前記酸化鉄系脱水素化触媒組成物が、カリウム化合物、セリウム化合物、モリブデン化合物、タングステン化合物およびカルシウム化合物からなる化合物の群から選択される追加の脱水素化触媒成分を更に含む、請求項3に記載の組成物。
- 前記酸化鉄系脱水素化触媒組成物が更に、10重量%から98重量%の範囲における酸化鉄の量を含み、重量%が、前記酸化鉄系脱水素化触媒組成物の全重量を基準とし、Fe2O3として計算される、請求項4に記載の組成物。
- 前記加熱処理が、温度範囲400℃から1000℃の空気を含む雰囲気において行われる、請求項5に記載の組成物。
- チタンの前記第1濃度が、250ppmw未満である、請求項6に記載の組成物。
- 300ppmw未満であるチタンの第1濃度を有する、酸化鉄系脱水素化触媒の製造方法であり、前記方法が、
鉄塩と金属鉄の水溶液からの沈殿により作製される黄色酸化鉄沈殿物(前記黄色酸化鉄は300ppmw未満であるチタンの第2濃度を有する)を加熱処理することにより、低チタン含有量を有する赤色酸化鉄成分を形成する工程、
前記赤色酸化鉄成分を、追加の脱水素化触媒成分および水と混合して混合物を形成する工程、
前記混合物から粒子を形成する工程、および
前記粒子を加熱処理して、前記酸化鉄系脱水素化触媒を得る工程
を含む、方法。 - 前記黄色酸化鉄沈殿物が、300ppmw未満であるチタンの第2濃度を有する、請求項8に記載の方法。
- 前記黄色酸化鉄沈殿物が、前記水溶液に鉄のコロイド状水和物を添加し、酸化剤を前記水溶液に導入し、および前記黄色酸化鉄沈殿物を沈殿させ回収することにより形成されるものとして更に定義される、請求項9に記載の方法。
- 前記追加の脱水素化触媒成分が、カリウム化合物、セリウム化合物、モリブデン化合物、タングステン化合物、アルカリ土類金属化合物、およびカルシウム化合物からなる化合物の群から選択される、請求項10に記載の方法。
- 前記酸化鉄系脱水素化触媒組成物が更に、10重量%から98重量%の範囲における酸化鉄の量を含み、重量%が、前記酸化鉄系脱水素化触媒組成物の全重量を基準とし、Fe2O3として計算される、請求項11に記載の方法。
- 前記黄色酸化鉄沈殿物の前記加熱処理が、温度範囲400℃から1000℃の空気を含む雰囲気において行われる、請求項12に記載の方法。
- チタンの前記第1濃度が、250ppmw未満である、請求項13に記載の方法。
- チタンの前記第2濃度が、250ppmw未満である、請求項14に記載の方法。
- 脱水素化条件下で、脱水素可能な炭化水素を、低チタン含有量を有する酸化鉄成分(前記酸化鉄成分は、鉄塩と金属鉄の水溶液から黄色酸化鉄を沈殿させることにより作製される黄色酸化鉄沈殿物(前記黄色酸化鉄沈殿物は300ppmw未満であるチタンの第2濃度を有する)の加熱処理により作製される)および追加の脱水素化触媒成分を含む酸化鉄系脱水素化触媒組成物(前記酸化鉄系脱水素化触媒組成物は300ppmw未満であるチタンの第1濃度を有する)と接触させ、および脱水素化生成物を生成する、脱水素化方法。
- 脱水素化条件下で、脱水素化可能な炭化水素を、請求項2、3、4、5、6、または7の触媒と接触させ、および脱水素化生成物を生成する、脱水素化方法。
- 請求項8、9、10、11、12、13、14、または15の方法のいずれか1つにより作製される触媒組成物。
- 活性低下濃度のチタンを有する第1の容量の脱水素化触媒を含有する脱水素化反応器を含む脱水素化反応器システムの操作を改善する方法であり、前記方法が、前記脱水素化反応器から前記脱水素化触媒を除去しおよびこれを、低チタン含有量を有する酸化鉄成分(前記酸化鉄成分は、鉄塩と金属鉄の水溶液から黄色酸化鉄を沈殿させることにより作製される黄色酸化鉄沈殿物(前記黄色酸化鉄沈殿物は300ppmw未満であるチタンの第2濃度を有する)の加熱処理により作製される)および追加の脱水素化触媒成分を含む酸化鉄系脱水素化触媒組成物(前記酸化鉄系脱水素化触媒組成物は300ppmw未満であるチタンの第1濃度を有する)で置き換えることにより第2の脱水素化反応器システムを用意し、および前記脱水素化反応器システムを脱水素化反応条件で操作する、方法。
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PCT/US2005/041685 WO2006055712A1 (en) | 2004-11-18 | 2005-11-16 | A high activity and high stability iron oxide based dehydrogenation catalyst having a low concentration of titanium and the manufacture and use thereof |
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AU2005307722B2 (en) | 2009-06-04 |
AU2005307722A1 (en) | 2006-05-26 |
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TW200624170A (en) | 2006-07-16 |
RU2007122483A (ru) | 2008-12-27 |
CN101072638B (zh) | 2013-03-20 |
BRPI0518308A2 (pt) | 2008-11-11 |
EP1827683A1 (en) | 2007-09-05 |
RU2379105C2 (ru) | 2010-01-20 |
CA2587496A1 (en) | 2006-05-26 |
MX2007005880A (es) | 2007-06-19 |
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US20060106268A1 (en) | 2006-05-18 |
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