CN108295906B - “摇铃”型铂基磁性空间限域催化剂及其制备方法 - Google Patents
“摇铃”型铂基磁性空间限域催化剂及其制备方法 Download PDFInfo
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- CN108295906B CN108295906B CN201810183091.5A CN201810183091A CN108295906B CN 108295906 B CN108295906 B CN 108295906B CN 201810183091 A CN201810183091 A CN 201810183091A CN 108295906 B CN108295906 B CN 108295906B
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title claims abstract description 158
- 229910052697 platinum Inorganic materials 0.000 title claims abstract description 62
- 239000003054 catalyst Substances 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000002105 nanoparticle Substances 0.000 claims abstract description 72
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 61
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 61
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 61
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 61
- GKWLILHTTGWKLQ-UHFFFAOYSA-N 2,3-dihydrothieno[3,4-b][1,4]dioxine Chemical compound O1CCOC2=CSC=C21 GKWLILHTTGWKLQ-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000011258 core-shell material Substances 0.000 claims abstract description 31
- 239000002131 composite material Substances 0.000 claims abstract description 27
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 12
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920001940 conductive polymer Polymers 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims abstract description 9
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 9
- 239000011591 potassium Substances 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 8
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 41
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 36
- 239000012153 distilled water Substances 0.000 claims description 35
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 claims description 28
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 27
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 27
- 239000004584 polyacrylic acid Substances 0.000 claims description 22
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Substances OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 229920002125 Sokalan® Polymers 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 16
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 15
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 15
- 239000007864 aqueous solution Substances 0.000 claims description 14
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 10
- 239000012046 mixed solvent Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 8
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 7
- 229940040526 anhydrous sodium acetate Drugs 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 235000019441 ethanol Nutrition 0.000 claims description 7
- 238000009210 therapy by ultrasound Methods 0.000 claims description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 238000004108 freeze drying Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 238000012986 modification Methods 0.000 claims description 2
- 239000002082 metal nanoparticle Substances 0.000 abstract description 21
- 229910000510 noble metal Inorganic materials 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 15
- 230000003197 catalytic effect Effects 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000005054 agglomeration Methods 0.000 abstract description 8
- 230000002776 aggregation Effects 0.000 abstract description 8
- 238000006555 catalytic reaction Methods 0.000 abstract description 5
- 239000010970 precious metal Substances 0.000 abstract description 5
- 238000004132 cross linking Methods 0.000 abstract description 4
- 238000005530 etching Methods 0.000 abstract description 2
- 238000006479 redox reaction Methods 0.000 abstract description 2
- 230000002194 synthesizing effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 38
- 239000000047 product Substances 0.000 description 34
- 239000000758 substrate Substances 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- TYMLOMAKGOJONV-UHFFFAOYSA-N 4-nitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1 TYMLOMAKGOJONV-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- DPJCXCZTLWNFOH-UHFFFAOYSA-N 2-nitroaniline Chemical compound NC1=CC=CC=C1[N+]([O-])=O DPJCXCZTLWNFOH-UHFFFAOYSA-N 0.000 description 1
- 229910005084 FexOy Inorganic materials 0.000 description 1
- 241001591024 Samea Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000000707 layer-by-layer assembly Methods 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002539 nanocarrier Substances 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 238000002604 ultrasonography Methods 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/28—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of the platinum group metals, iron group metals or copper
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
- B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/33—Electric or magnetic properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/391—Physical properties of the active metal ingredient
- B01J35/393—Metal or metal oxide crystallite size
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/396—Distribution of the active metal ingredient
- B01J35/397—Egg shell like
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
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CN201810183091.5A CN108295906B (zh) | 2018-03-06 | 2018-03-06 | “摇铃”型铂基磁性空间限域催化剂及其制备方法 |
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CN201810183091.5A CN108295906B (zh) | 2018-03-06 | 2018-03-06 | “摇铃”型铂基磁性空间限域催化剂及其制备方法 |
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CN108295906B true CN108295906B (zh) | 2020-02-25 |
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CN109395718A (zh) * | 2018-10-22 | 2019-03-01 | 浙江工业大学 | 一种摇铃状介孔铂氧还原电催化剂及制备方法 |
CN110152683B (zh) * | 2019-05-27 | 2022-04-26 | 西北工业大学 | 一种可自转磁性纳米链负载钯纳米粒子催化剂及其制备方法 |
CN110560166B (zh) * | 2019-09-25 | 2020-12-25 | 燕山大学 | 一种磁性核壳结构空间限域型铂催化剂及其制备方法 |
CN110560165B (zh) * | 2019-09-25 | 2020-10-16 | 燕山大学 | 一种超小尺寸铂基磁性空间限域催化剂及其制备方法 |
CN112326749B (zh) * | 2020-10-26 | 2022-10-11 | 中国科学院重庆绿色智能技术研究院 | 一种电化学免疫检测新型冠状病毒试剂盒的制备方法和产品及其使用方法 |
CN113786832B (zh) * | 2021-09-27 | 2024-03-26 | 长春工业大学 | 一种偏心Au NPs@TiO2纳米复合材料的制备方法 |
CN114160130B (zh) * | 2021-12-21 | 2024-03-19 | 黑龙江省能源环境研究院 | 一种限域纳米金有序多孔整体催化剂及其制备方法 |
CN114632517A (zh) * | 2022-02-18 | 2022-06-17 | 南京工业大学 | 一种纳米颗粒限域的功能集成型磁响应纳米棒状催化剂、制备方法及应用 |
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CN105289748B (zh) * | 2015-11-04 | 2018-02-09 | 燕山大学 | 一种软模板辅助合成磁性限域贵金属催化剂的制备方法 |
CN106732232B (zh) * | 2016-12-30 | 2018-10-02 | 哈尔滨工业大学 | 一种内表面负载贵金属纳米粒子的蛋黄型芬顿微反应器的制备方法 |
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