JP6379196B2 - Euo型のゼオライトの改変、および芳香族c8化合物の異性化におけるその使用 - Google Patents
Euo型のゼオライトの改変、および芳香族c8化合物の異性化におけるその使用 Download PDFInfo
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- JP6379196B2 JP6379196B2 JP2016530572A JP2016530572A JP6379196B2 JP 6379196 B2 JP6379196 B2 JP 6379196B2 JP 2016530572 A JP2016530572 A JP 2016530572A JP 2016530572 A JP2016530572 A JP 2016530572A JP 6379196 B2 JP6379196 B2 JP 6379196B2
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- Prior art keywords
- zeolite
- range
- catalyst
- metal
- weight
- 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.)
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- 239000010457 zeolite Substances 0.000 title claims description 141
- 125000003118 aryl group Chemical group 0.000 title claims description 17
- 238000006317 isomerization reaction Methods 0.000 title claims description 14
- 150000001875 compounds Chemical class 0.000 title description 3
- 230000004048 modification Effects 0.000 title 1
- 238000012986 modification Methods 0.000 title 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 138
- 229910021536 Zeolite Inorganic materials 0.000 claims description 129
- 239000003054 catalyst Substances 0.000 claims description 80
- 229910052751 metal Inorganic materials 0.000 claims description 73
- 239000002184 metal Substances 0.000 claims description 73
- 238000000034 method Methods 0.000 claims description 58
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 36
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 28
- 239000003513 alkali Substances 0.000 claims description 20
- 239000011159 matrix material Substances 0.000 claims description 20
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000000243 solution Substances 0.000 claims description 18
- 230000000737 periodic effect Effects 0.000 claims description 17
- 229910052697 platinum Inorganic materials 0.000 claims description 17
- 150000002739 metals Chemical class 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 239000008096 xylene Substances 0.000 claims description 15
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 14
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 14
- 150000001491 aromatic compounds Chemical group 0.000 claims description 14
- 150000001768 cations Chemical class 0.000 claims description 13
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 12
- 238000000151 deposition Methods 0.000 claims description 12
- 239000012153 distilled water Substances 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000010306 acid treatment Methods 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 10
- 239000012670 alkaline solution Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 238000005342 ion exchange Methods 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- HUCVOHYBFXVBRW-UHFFFAOYSA-M caesium hydroxide Inorganic materials [OH-].[Cs+] HUCVOHYBFXVBRW-UHFFFAOYSA-M 0.000 claims description 6
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- MFGOFGRYDNHJTA-UHFFFAOYSA-N 2-amino-1-(2-fluorophenyl)ethanol Chemical compound NCC(O)C1=CC=CC=C1F MFGOFGRYDNHJTA-UHFFFAOYSA-N 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 2
- 229910052810 boron oxide Inorganic materials 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 229910052570 clay Inorganic materials 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052741 iridium Inorganic materials 0.000 claims description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000000395 magnesium oxide Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052762 osmium Inorganic materials 0.000 claims description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 239000010948 rhodium Substances 0.000 claims description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- JUWGUJSXVOBPHP-UHFFFAOYSA-B titanium(4+);tetraphosphate Chemical compound [Ti+4].[Ti+4].[Ti+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O JUWGUJSXVOBPHP-UHFFFAOYSA-B 0.000 claims description 2
- 229910000166 zirconium phosphate Inorganic materials 0.000 claims description 2
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical compound [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 claims description 2
- 150000003738 xylenes Chemical class 0.000 claims 1
- 239000007787 solid Substances 0.000 description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 16
- 238000002360 preparation method Methods 0.000 description 16
- 238000011282 treatment Methods 0.000 description 15
- 239000002253 acid Substances 0.000 description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 13
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 9
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- 239000002243 precursor Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- -1 onto the matrix Chemical compound 0.000 description 7
- 238000010992 reflux Methods 0.000 description 7
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 6
- 238000001354 calcination Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 5
- 238000005349 anion exchange Methods 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 229910052738 indium Inorganic materials 0.000 description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 4
- 239000013081 microcrystal Substances 0.000 description 4
- 238000000643 oven drying Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000002459 porosimetry Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000005486 sulfidation Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 229910052680 mordenite Inorganic materials 0.000 description 3
- 150000002823 nitrates Chemical class 0.000 description 3
- 150000002902 organometallic compounds Chemical class 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229910052702 rhenium Inorganic materials 0.000 description 3
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 3
- 238000004627 transmission electron microscopy Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- AFCAKJKUYFLYFK-UHFFFAOYSA-N tetrabutyltin Chemical compound CCCC[Sn](CCCC)(CCCC)CCCC AFCAKJKUYFLYFK-UHFFFAOYSA-N 0.000 description 2
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000004876 x-ray fluorescence Methods 0.000 description 2
- VEJOYRPGKZZTJW-FDGPNNRMSA-N (z)-4-hydroxypent-3-en-2-one;platinum Chemical compound [Pt].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O VEJOYRPGKZZTJW-FDGPNNRMSA-N 0.000 description 1
- QSHYGLAZPRJAEZ-UHFFFAOYSA-N 4-(chloromethyl)-2-(2-methylphenyl)-1,3-thiazole Chemical compound CC1=CC=CC=C1C1=NC(CCl)=CS1 QSHYGLAZPRJAEZ-UHFFFAOYSA-N 0.000 description 1
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 1
- 239000005695 Ammonium acetate Substances 0.000 description 1
- 241001061225 Arcos Species 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-L L-tartrate(2-) Chemical compound [O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-L 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 1
- 125000005595 acetylacetonate group Chemical group 0.000 description 1
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical class CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 1
- 238000002159 adsorption--desorption isotherm Methods 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 235000019257 ammonium acetate Nutrition 0.000 description 1
- 229940043376 ammonium acetate Drugs 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001649 bromium compounds Chemical class 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011066 ex-situ storage Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical group 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- HRGDZIGMBDGFTC-UHFFFAOYSA-N platinum(2+) Chemical class [Pt+2] HRGDZIGMBDGFTC-UHFFFAOYSA-N 0.000 description 1
- NDBYXKQCPYUOMI-UHFFFAOYSA-N platinum(4+) Chemical compound [Pt+4] NDBYXKQCPYUOMI-UHFFFAOYSA-N 0.000 description 1
- 229920001470 polyketone Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- AGGKEGLBGGJEBZ-UHFFFAOYSA-N tetramethylenedisulfotetramine Chemical class C1N(S2(=O)=O)CN3S(=O)(=O)N1CN2C3 AGGKEGLBGGJEBZ-UHFFFAOYSA-N 0.000 description 1
- LPSKDVINWQNWFE-UHFFFAOYSA-M tetrapropylazanium;hydroxide Chemical compound [OH-].CCC[N+](CCC)(CCC)CCC LPSKDVINWQNWFE-UHFFFAOYSA-M 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000010555 transalkylation reaction Methods 0.000 description 1
- GSYXIGDIZRBXJH-UHFFFAOYSA-N triphenylindigane Chemical compound C1=CC=CC=C1[In](C=1C=CC=CC=1)C1=CC=CC=C1 GSYXIGDIZRBXJH-UHFFFAOYSA-N 0.000 description 1
- 239000011240 wet gel Substances 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
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Description
本発明は、分子当たり8個の炭素原子を含有する少なくとも1種の芳香族化合物を含有する芳香族留分の異性化のための触媒の調製方法であって、前記触媒は、少なくとも1種の改変型EUOゼオライトと、少なくとも1種のマトリクスと、元素周期律分類の第VIII族からの少なくとも1種の金属とを含み、該改変型EUOゼオライトは、アルカリ処理を経たものである、調製方法に関する。
i) 構造型EUOを有する前記初期ゼオライトを脱シリカする工程であって、0.1〜3Mの範囲内の規定度を有するアルカリ溶液中に懸濁させ、100〜1000rpmの範囲内の撹拌スピードで撹拌し、5分〜24時間の範囲内の期間にわたって40〜100℃の範囲内の温度に加熱することによる、工程;
ii) 工程i)から得られたゼオライトを蒸留水により洗浄する工程;
iii) 担体を調製する工程であって、工程ii)から得られた前記洗浄済みEUOゼオライトをマトリクスにより、担体の重量に対するゼラオライトの重量百分率が1〜90%の範囲内であるように形付けすることによる、工程;
iv) 工程ii)から得られた洗浄済みゼオライトまたは工程iii)から得られた担体を、ゼオライト中のカチオン位置中に存在するアルカリカチオンの少なくとも一部を除去するようにイオン交換させるための少なくとも1回の工程;
v) 元素周期律分類の第VIII族からの少なくとも1種の金属を、工程iv)から得られた前記交換済みゼオライトまたは工程iv)から得られた前記交換済み担体上に、触媒の重量に対する前記金属の重量百分率が0.01〜4%であるように沈着させる工程
を含む、方法である。
本発明において用いられる初期構造型EUOを有する初期ゼオライトは、EU−1ゼオライト、TPZ−3ゼオライトおよびZSM−50ゼオライトから選択されてよい;好ましくは、前記ゼオライトは、EU−1ゼオライトである。
改変型ゼオライトをもたらす脱シリカ工程i)に続いて、混合物は、本発明調製方法の洗浄工程ii)の前に、有利には、周囲温度に冷却される。
有利には、本発明によると、工程ii)から得られた洗浄済みEUOゼオライトまたは工程iii)から得られた担体のゼオライトは、酸溶液、好ましくは酸水溶液中に懸濁させることによる酸処理を経て、その後に、イオン交換工程iv)が行われる。
触媒は、前記担体調製工程iii)を行うことによって調製され、これは、工程ii)から得られた洗浄済みゼオライトをマトリクスにより形付けする工程としても知られている。
本発明によると、工程ii)から得られた洗浄済みゼオライトまたは工程iii)から得られた担体は、ゼオライト中のカチオン位置に存在するアルカリカチオンの少なくとも一部を除去するために1回以上のイオン交換を経る。
触媒を調製するための工程v)は、元素周期律分類の第VIII族からの少なくとも1種の金属を、工程iv)から得られた前記交換済みゼオライトまたは工程iv)から得られた前記交換済み担体上に、最終触媒重量に対する前記金属の重量百分率が0.01〜4%、好ましくは0.05〜2%であるように沈着させることからなる。
初期のEU−1ゼオライトの全体Si/Al原子比は、蛍光X線によって測定される。蛍光X線は、ホウ素から出発する周期律表の元素の全てを分析するために用いられ得る一般的な元素分析技術である。数ppm(parts per million)程度から100%までアッセイすることが可能である。本発明において、この技術は、ゼオライト中のケイ素およびアルミニウムを(重量百分率として)アッセイするために用いられ、それ故に、Si/Al原子比を計算するために用いられ得た。アルミニウムおよびケイ素のXRF分析は、粉体についてThermofischer Scientific Advant-Xの計器を用いて行われた。
本発明はまた、分子当たり8個の炭素原子を含有する少なくとも1種の芳香族化合物を含有する留分の異性化方法であって、前記芳香族留分を少なくとも本発明による前記触媒と接触させる工程を含む、方法に関連する。
EU−1ゼオライトは、特許EP B1 0 042 226における開示に従って、有機テンプレート1,6−N,N,N,N’,N’,N’−ヘキサメチルヘキサメチレン ジアンモニウムを用いて合成された。このタイプのゼオライトを調製するために、反応混合物は、以下のモル組成を有していた:60SiO2:10.6Na2O:5.27NaBr:1.5Al2O3:19.5 Hexa−Br2:2777H2O。Hexa−Br2は、1,6−N,N,N,N’,N’,N’−ヘキサメチルヘキサメチレン ジアンモニウムであり、臭素は、対イオンである。反応混合物は、オートクレーブ中に置かれ、180℃で5日間にわたって撹拌された(300rpm)。
EU−1(1)ゼオライトが、還流フラスコ(reflux flask)中に置かれた。この還流フラスコは、撹拌子を備えたものであり、ここで、それは、以下の条件下にアルカリ処理を経た:
・ 処理温度:85℃、
・ 水溶液中の水酸化ナトリウムの濃度:1M、
・ 処理継続期間:45分、
・ 溶液の容積/EU−1(2)の質量の比:15mL/g
・ 撹拌子のスピード:330ppm。
実施例2において得られたEU−1(2)ゼオライトは、フラスコ中に置かれ、ここで、それは、以下の条件下に酸処理を経た:
・ 処理温度:65℃、
・ 水溶液中の塩酸の濃度:0.1M、
・ 処理継続期間:360分、
・ 溶液の容積/EU−1(2)の質量の比:100mL/g、
・ 撹拌子のスピード:330rpm。
EU−1(1)ゼオライトが、撹拌子を備えた還流フラスコ中に置かれ、ここで、それは、以下の条件下にアルカリ処理を経た:
・ 処理温度:65℃、
・ 水溶液中の水酸化ナトリウムの濃度:0.05M、
・ 処理継続期間:60分、
・ 溶液の容積/EU−1(1)の質量の比:15mL/g、
・ 撹拌子のスピード:330rpm。
実施例1からのゼオライトEU−1(1)(親)が、Condea-Sasolによって提供されたSB3タイプのアルミナゲルと混合された。混合されたペースト状物は、1.4mmダイ中を押し出された。110℃での終夜オーブン乾燥の後、押出物は、フラッシュベッド(flushed bed)において乾燥空気(2NL/h/g(固体))中で2時間にわたって500℃で焼成された(5℃/分の昇温)。押出物は、次いで、競争剤としての塩酸の存在下にヘキサクロロ白金酸によるアニオン交換を経て、触媒の重量に対して0.5重量%の白金を沈着させた。湿潤固体は、次いで、12時間にわたって120℃で乾燥させられ、乾燥空気の流れ中、1時間にわたって500℃の温度で焼成された。
実施例2からのゼオライトEU−1(3)(親)が、Condea-Sasolによって提供されたSB3タイプのアルミナゲルと混合された。混合されたペースト状物が、1.4mmダイ中を押し出された。110℃での終夜のオーブン乾燥の後、押出物は、フラッシュベッドにおいて乾燥空気(2NL/h/g(固体))で、2時間にわたって500℃(昇温5℃/分)で焼成された。押出物は、次いで、競争剤としての塩酸の存在下でヘキサクロロ白金酸によるアニオン交換を経て、触媒の重量に対して0.5重量%の白金が沈着させられた。湿潤固体は、次いで、12時間にわたって120℃で乾燥させられ、乾燥空気の流れ中、1時間にわたって500℃の温度で焼成された。
実施例3からのゼオライトEU−1(5)が、Condea-Sasolによって提供されたSB3タイプのアルミナゲルと混合された。混合されたペースト状物は、1.4mmダイ中を押し出された。110℃での終夜オーブン乾燥の後、押出物は、2時間にわたって500℃で(昇温5℃/分)、フラッシュベッドにおいて乾燥空気(2NL/h/g(固体))中で焼成された。押出物は、次いで、競争剤としての塩酸の存在下でヘキサクロロ白金酸によるアニオン交換を経て、触媒の重量に対して0.5重量%の白金が沈着させられた。湿潤固体は、次いで、12時間にわたって120℃で乾燥させられ、乾燥空気の流れ中、1時間にわたって500℃の温度で焼成された。
実施例4からのゼオライトEU−1(7)が、Condea-Sasolによって提供されたSB3タイプのアルミナゲルと混合された。混合されたペースト状物は、1.4mmダイ中を押し出された。110℃での終夜オーブン乾燥の後、押出物は、2時間にわたって500℃で(昇温速度5℃/分)、フラッシュベッドにおいて乾燥空気(2NL/h/g(固体))中で焼成された。押出物は、次いで、競争剤としての塩酸の存在下でのヘキサクロロ白金酸によるアニオン交換を経て、触媒の重量に対して0.5重量%の白金が沈着させられた。湿潤固体は、次いで、12時間にわたって120℃で乾燥させられ、乾燥空気の流れ中、1時間にわたって500℃の温度で焼成された。
供給原料(エチルベンゼンのみによって構成される)が、種々の触媒により、等温条件下に操作する反応器内のフラッシュベッドにおいて異性化させられ、水素が喪失された。触媒A、B、CおよびDの触媒特性は、エチルベンゼンの異性化について連続的に評価された。触媒試験の前に、各触媒は、水素の流れ中で、以下の操作条件下に還元工程を経た:
・ 全圧:1.3MPa;
・ 水素流量:4NL/h/g(触媒)
・ 周囲温度から450℃への昇温速度:10℃/分;
・ 1時間にわたる450℃での一定の温度段階;
・ 450℃から480℃への昇温速度:5℃/分;
・ 2時間にわたる480℃での一定の温度段階。
・ 温度:400℃;
・ 全圧:1MPa;
・ 水素分圧:0.8MPa;
・ 供給原料:エチルベンゼン;
・ 供給原料の空間速度(触媒の重量(kg)当たりおよび時間当たりの導入された供給原料の重量(kg)で表される);10h−1に等しい。
Claims (12)
- 全体Si/Al原子比が5〜100の範囲内である構造型EUOを有する初期ゼオライトからの、分子当たり8個の炭素原子を含有する少なくとも1種の芳香族化合物を含有する芳香族留分を異性化させるための触媒の調製方法であって、前記触媒は、少なくとも1種のマトリクスと、第VIII族からの少なくとも1種の金属とを含み、前記方法は、少なくとも以下の工程:
i) 構造型EUOを有する前記初期ゼオライトを脱シリル化させる工程であって、0.1〜3Mの範囲内の濃度を有するアルカリ溶液中に懸濁させ、100〜1000rpmの範囲内の撹拌スピードで撹拌し、5分〜24時間の範囲内の期間にわたって40〜100℃の範囲内の温度に加熱することによる、工程;
ii) 工程i)から得られたゼオライトを蒸留水により洗浄する工程;
iii) 担体を調製する工程であって、工程ii)から得られた前記洗浄済みのEUOゼオライトをマトリクスにより、担体の重量に対するゼオライトの重量百分率が1〜90%の範囲内にあるように形付けすることによる、工程;
iv) 工程ii)から得られた洗浄済みゼオライトまたは工程iii)から得られた担体を、ゼオライト中のカチオン位置に存在するアルカリカチオンの少なくとも一部を除去するようにイオン交換させるための少なくとも1回の工程;
v) 元素周期律分類の第VIII族からの少なくとも1種の金属を、工程iv)から得られた前記交換済みゼオライトまたは工程iv)から得られた前記交換済み担体上に、触媒の重量に対する前記金属の重量百分率が0.01〜4%であるように沈着させる工程;
を含む、方法。 - 構造型EUOを有する初期ゼオライトは、EU−1ゼオライト、TPZ−3ゼオライトおよびZSM−50ゼオライトから選択される、請求項1に記載の方法。
- 前記初期ゼオライトは、焼成された形態にある、請求項1または2に記載の方法。
- 前記アルカリ溶液は、水酸化リチウムLiOH、水酸化ナトリウムNaOH、水酸化カリウムKOHまたは水酸化セシウムCsOHをベースとするアルカリ水溶液である、請求項1〜3のいずれか1つに記載の方法。
- 工程ii)から得られた洗浄済みEUOゼオライトまたは工程iii)から得られた担体のゼオライトは、酸溶液中に懸濁させることによる酸処理を経て、その後に、イオン交換iv)が行われる、請求項1〜4のいずれか1つに記載の方法。
- 担体を形付けするためのマトリクスは、粘土、マグネシア、アルミナ、シリカ、酸化チタン、酸化ホウ素、ジルコニア、リン酸アルミニウム、リン酸チタン、リン酸ジルコニウム、シリカ−アルミナおよびカーボン、またはこれらの組成物の少なくとも2種の混合物から選択される、請求項1〜5のいずれか1つに記載の方法。
- 担体中のゼオライト含有率は、3〜80重量%の範囲内にある、請求項6に記載の方法。
- 第VIII族からの金属は、鉄、コバルト、ニッケル、ルテニウム、ロジウム、パラジウム、オスミウム、イリジウムおよび白金から選択される、請求項1〜7のいずれか1つに記載の方法。
- 触媒は、少なくとも0.01〜2重量%の追加金属をさらに含み、該追加金属は、旧CAS方式による元素周期律分類の第IIIA族、第IVA族および第VIIB族からの金属によって形成される群から選択される、請求項1〜8のいずれか1つに記載の方法。
- 分子当たり8個の炭素原子を含有する少なくとも1種の芳香族化合物を含有する留分の異性化方法であって、前記芳香族留分を、請求項1〜9のいずれか1つに従って調製された触媒と少なくとも接触させる工程を含む、方法。
- 温度300〜500℃、水素分圧0.3〜1.5MPa、全圧0.45〜1.9MPaおよび触媒の重量(kg)当たりおよび時間当たりの導入される供給原料の重量(kg)で表される供給原料空間速度0.25〜30h−1で行われる、請求項10に記載の方法。
- 芳香族留分は、分子当たり8個の炭素原子を含有する芳香族化合物として、キシレンの混合物のみ、または、エチルベンゼンのみ、またはキシレン(単数種または複数種)とエチルベンゼンの混合物のいずれかを含む、請求項10または11に記載の方法。
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US4482773A (en) * | 1982-02-25 | 1984-11-13 | Mobil Oil Corporation | Catalyst for xylene isomerization |
US4467129A (en) * | 1982-11-24 | 1984-08-21 | Toray Industries, Inc. | Conversion of xylenes containing ethylbenzene |
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EP0923987A1 (fr) * | 1997-12-22 | 1999-06-23 | Institut Français du Pétrole | Catalyseur contenant une zéolithe EUO et son utilisation en isomérisation des composés C8 aromatiques |
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US6616910B2 (en) * | 2000-05-05 | 2003-09-09 | Institut Francais Du Petrole | Process for preparation of an EUO-structural-type zeolite, the zeolite that is obtained and its use as catalyst for isomerization of C8-aromatic compounds |
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