CN114146705A - 一种高抗水性纳米载体低温氨催化氧化催化剂 - Google Patents
一种高抗水性纳米载体低温氨催化氧化催化剂 Download PDFInfo
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- CN114146705A CN114146705A CN202111469512.9A CN202111469512A CN114146705A CN 114146705 A CN114146705 A CN 114146705A CN 202111469512 A CN202111469512 A CN 202111469512A CN 114146705 A CN114146705 A CN 114146705A
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 239000003054 catalyst Substances 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 36
- 229910001868 water Inorganic materials 0.000 title claims abstract description 31
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 25
- 230000003647 oxidation Effects 0.000 title claims abstract description 19
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 19
- 239000002539 nanocarrier Substances 0.000 title claims abstract description 15
- 239000000243 solution Substances 0.000 claims abstract description 66
- 239000002253 acid Substances 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 22
- 230000002378 acidificating effect Effects 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 15
- 238000002390 rotary evaporation Methods 0.000 claims abstract description 15
- 239000002243 precursor Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000011259 mixed solution Substances 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims abstract description 5
- 239000012266 salt solution Substances 0.000 claims abstract 5
- 239000000725 suspension Substances 0.000 claims abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 229910052709 silver Inorganic materials 0.000 claims description 13
- 239000004332 silver Substances 0.000 claims description 13
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 8
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical class [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000010955 niobium Substances 0.000 claims description 6
- 238000012986 modification Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims description 4
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical class [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical class [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Chemical class 0.000 claims description 2
- 229910052720 vanadium Chemical class 0.000 claims description 2
- 239000003981 vehicle Substances 0.000 claims description 2
- 238000011068 loading method Methods 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 14
- 230000010718 Oxidation Activity Effects 0.000 abstract description 5
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 32
- 239000007787 solid Substances 0.000 description 19
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 18
- 229910001961 silver nitrate Inorganic materials 0.000 description 16
- 239000008367 deionised water Substances 0.000 description 10
- 229910021641 deionized water Inorganic materials 0.000 description 10
- YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 description 9
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 229910052809 inorganic oxide Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000003421 catalytic decomposition reaction Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- WLLURKMCNUGIRG-UHFFFAOYSA-N alumane;cerium Chemical compound [AlH3].[Ce] WLLURKMCNUGIRG-UHFFFAOYSA-N 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- -1 neodymium modified molecular sieve Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Images
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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
- B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/682—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium, tantalum or polonium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9436—Ammonia
-
- B01J35/40—
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202111469512.9A CN114146705A (zh) | 2021-12-03 | 2021-12-03 | 一种高抗水性纳米载体低温氨催化氧化催化剂 |
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CN202111469512.9A CN114146705A (zh) | 2021-12-03 | 2021-12-03 | 一种高抗水性纳米载体低温氨催化氧化催化剂 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114797893A (zh) * | 2022-04-25 | 2022-07-29 | 昆明理工大学 | 一种氨氧化催化剂及其制备方法和应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101554587A (zh) * | 2008-04-11 | 2009-10-14 | 中国科学院生态环境研究中心 | 低温氨选择性催化氧化催化剂 |
US20130224090A1 (en) * | 2009-11-19 | 2013-08-29 | Sk Innovation Co., Ltd. | Catalyst for selective oxidation of nh3 to n2 and method for preparing the same |
US20140044635A1 (en) * | 2011-03-31 | 2014-02-13 | N.E. Chemcat Corporation | Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method |
CN104492425A (zh) * | 2014-12-18 | 2015-04-08 | 华东理工大学 | 一种用于氨选择性还原氮氧化物的催化剂及制备方法 |
CN108993528A (zh) * | 2018-07-25 | 2018-12-14 | 哈尔滨工业大学深圳研究生院 | 一种铁改性低温脱硝scr催化剂及其制备方法 |
CN109261150A (zh) * | 2018-09-26 | 2019-01-25 | 中国科学院生态环境研究中心 | 一种低温氨选择性氧化催化剂及其制备方法、用途和使用方法 |
-
2021
- 2021-12-03 CN CN202111469512.9A patent/CN114146705A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101554587A (zh) * | 2008-04-11 | 2009-10-14 | 中国科学院生态环境研究中心 | 低温氨选择性催化氧化催化剂 |
US20130224090A1 (en) * | 2009-11-19 | 2013-08-29 | Sk Innovation Co., Ltd. | Catalyst for selective oxidation of nh3 to n2 and method for preparing the same |
US20140044635A1 (en) * | 2011-03-31 | 2014-02-13 | N.E. Chemcat Corporation | Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method |
CN104492425A (zh) * | 2014-12-18 | 2015-04-08 | 华东理工大学 | 一种用于氨选择性还原氮氧化物的催化剂及制备方法 |
CN108993528A (zh) * | 2018-07-25 | 2018-12-14 | 哈尔滨工业大学深圳研究生院 | 一种铁改性低温脱硝scr催化剂及其制备方法 |
CN109261150A (zh) * | 2018-09-26 | 2019-01-25 | 中国科学院生态环境研究中心 | 一种低温氨选择性氧化催化剂及其制备方法、用途和使用方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114797893A (zh) * | 2022-04-25 | 2022-07-29 | 昆明理工大学 | 一种氨氧化催化剂及其制备方法和应用 |
CN114797893B (zh) * | 2022-04-25 | 2023-08-11 | 昆明理工大学 | 一种氨氧化催化剂及其制备方法和应用 |
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