JP7189338B2 - コアシェル構造を有するメタン酸化用触媒、その製造方法及びそれを用いたメタンの酸化方法 - Google Patents
コアシェル構造を有するメタン酸化用触媒、その製造方法及びそれを用いたメタンの酸化方法 Download PDFInfo
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- JP7189338B2 JP7189338B2 JP2021518548A JP2021518548A JP7189338B2 JP 7189338 B2 JP7189338 B2 JP 7189338B2 JP 2021518548 A JP2021518548 A JP 2021518548A JP 2021518548 A JP2021518548 A JP 2021518548A JP 7189338 B2 JP7189338 B2 JP 7189338B2
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims description 161
- 239000003054 catalyst Substances 0.000 title claims description 63
- 238000007254 oxidation reaction Methods 0.000 title claims description 42
- 230000003647 oxidation Effects 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 24
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000011258 core-shell material Substances 0.000 title claims description 8
- 230000001590 oxidative effect Effects 0.000 title description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 68
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 51
- 239000002086 nanomaterial Substances 0.000 claims description 47
- 229910052681 coesite Inorganic materials 0.000 claims description 40
- 229910052906 cristobalite Inorganic materials 0.000 claims description 40
- 229910052682 stishovite Inorganic materials 0.000 claims description 40
- 229910052905 tridymite Inorganic materials 0.000 claims description 40
- 239000002105 nanoparticle Substances 0.000 claims description 23
- 238000000231 atomic layer deposition Methods 0.000 claims description 22
- 239000000377 silicon dioxide Substances 0.000 claims description 19
- 235000012239 silicon dioxide Nutrition 0.000 claims description 13
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 claims description 10
- 230000036961 partial effect Effects 0.000 claims description 7
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 6
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 50
- 229910004298 SiO 2 Inorganic materials 0.000 description 40
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 34
- 238000006243 chemical reaction Methods 0.000 description 34
- 229910052720 vanadium Inorganic materials 0.000 description 34
- 229910052593 corundum Inorganic materials 0.000 description 26
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 26
- 229910001845 yogo sapphire Inorganic materials 0.000 description 26
- 241000894007 species Species 0.000 description 22
- 229910013633 m-SiO Inorganic materials 0.000 description 16
- 238000002441 X-ray diffraction Methods 0.000 description 13
- 230000003197 catalytic effect Effects 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000001237 Raman spectrum Methods 0.000 description 4
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 238000004626 scanning electron microscopy Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910001935 vanadium oxide Inorganic materials 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- AUHZEENZYGFFBQ-UHFFFAOYSA-N 1,3,5-trimethylbenzene Chemical compound CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 2
- BYFGZMCJNACEKR-UHFFFAOYSA-N aluminium(i) oxide Chemical compound [Al]O[Al] BYFGZMCJNACEKR-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002173 high-resolution transmission electron microscopy Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- GEVPUGOOGXGPIO-UHFFFAOYSA-N oxalic acid;dihydrate Chemical compound O.O.OC(=O)C(O)=O GEVPUGOOGXGPIO-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000003746 solid phase reaction Methods 0.000 description 2
- 238000010671 solid-state reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- FSJSYDFBTIVUFD-XHTSQIMGSA-N (e)-4-hydroxypent-3-en-2-one;oxovanadium Chemical compound [V]=O.C\C(O)=C/C(C)=O.C\C(O)=C/C(C)=O FSJSYDFBTIVUFD-XHTSQIMGSA-N 0.000 description 1
- FSJSYDFBTIVUFD-SUKNRPLKSA-N (z)-4-hydroxypent-3-en-2-one;oxovanadium Chemical compound [V]=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O FSJSYDFBTIVUFD-SUKNRPLKSA-N 0.000 description 1
- 229910018626 Al(OH) Inorganic materials 0.000 description 1
- 229910018516 Al—O Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 229920004449 Halon® Polymers 0.000 description 1
- 229910017855 NH 4 F Inorganic materials 0.000 description 1
- 241000209094 Oryza Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229920002415 Pluronic P-123 Polymers 0.000 description 1
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- -1 V2O3 Chemical class 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 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
- 230000004888 barrier function Effects 0.000 description 1
- 230000002902 bimodal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- PBAYDYUZOSNJGU-UHFFFAOYSA-N chelidonic acid Natural products OC(=O)C1=CC(=O)C=C(C(O)=O)O1 PBAYDYUZOSNJGU-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 238000000867 diffuse reflectance ultraviolet--visible spectrophotometry Methods 0.000 description 1
- 238000000740 diffuse reflectance ultraviolet--visible spectrum Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000005839 oxidative dehydrogenation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000000985 reflectance spectrum Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000000851 scanning transmission electron micrograph Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- 229920000428 triblock copolymer Polymers 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000001392 ultraviolet--visible--near infrared spectroscopy Methods 0.000 description 1
- 150000003681 vanadium Chemical class 0.000 description 1
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- 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
- B01J37/10—Heat treatment in the presence of water, e.g. steam
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- 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
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
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- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
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Description
Claims (4)
- SiO2を含むナノ支持体を製造する段階と、
前記ナノ支持体にV2O5ナノ粒子を水熱合成してコア構造体を製造する段階と、
前記コア構造体に40~70の繰り返しサイクルでAl2O3を原子層堆積(ALD)してコアシェルナノ構造体を製造する段階と、
を含む、メタンからホルムアルデヒドへの部分酸化用触媒の製造方法。 - 前記ナノ支持体は、球状のナノ支持体であることを特徴とする請求項1に記載の方法。
- 前記水熱合成は、100~250℃で5~30時間の条件下で行うことを特徴とする請求項1に記載の方法。
- 前記原子層堆積は、トリメチルアルミニウム(TMA)とH2Oとを用いて行うことを特徴とする請求項1に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180118267A KR102105934B1 (ko) | 2018-10-04 | 2018-10-04 | 코어-쉘 구조를 갖는 메탄 산화용 촉매, 이의 제조방법 및 이를 이용한 메탄의 산화 방법 |
KR10-2018-0118267 | 2018-10-04 | ||
PCT/KR2019/009370 WO2020071625A1 (en) | 2018-10-04 | 2019-07-26 | Catalyst with a core-shell structure for methane oxidation, method of preparing the same and method of oxidizing methane using the same |
Publications (2)
Publication Number | Publication Date |
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JP2022502251A JP2022502251A (ja) | 2022-01-11 |
JP7189338B2 true JP7189338B2 (ja) | 2022-12-13 |
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JP2021518548A Active JP7189338B2 (ja) | 2018-10-04 | 2019-07-26 | コアシェル構造を有するメタン酸化用触媒、その製造方法及びそれを用いたメタンの酸化方法 |
Country Status (4)
Country | Link |
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US (1) | US20210387166A1 (ja) |
JP (1) | JP7189338B2 (ja) |
KR (1) | KR102105934B1 (ja) |
WO (1) | WO2020071625A1 (ja) |
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