CN106732572A - A kind of scavenging material of gaseous contaminant and its preparation method and application - Google Patents
A kind of scavenging material of gaseous contaminant and its preparation method and application Download PDFInfo
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- CN106732572A CN106732572A CN201611008094.2A CN201611008094A CN106732572A CN 106732572 A CN106732572 A CN 106732572A CN 201611008094 A CN201611008094 A CN 201611008094A CN 106732572 A CN106732572 A CN 106732572A
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- China
- Prior art keywords
- gaseous contaminant
- sorbing material
- scavenging material
- preparation
- reduction
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- 239000000463 material Substances 0.000 title claims abstract description 86
- 239000000356 contaminant Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims description 22
- 230000002000 scavenging effect Effects 0.000 title claims description 20
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 39
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 36
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 30
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 16
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 14
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 12
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052737 gold Inorganic materials 0.000 claims abstract description 6
- 239000010931 gold Substances 0.000 claims abstract description 6
- 239000012855 volatile organic compound Substances 0.000 claims abstract description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000969 carrier Substances 0.000 claims abstract description 4
- 229910052709 silver Inorganic materials 0.000 claims abstract description 4
- 239000004332 silver Substances 0.000 claims abstract description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 35
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 28
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 claims description 22
- 235000019441 ethanol Nutrition 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- 125000005909 ethyl alcohol group Chemical group 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 10
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 10
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 9
- 239000011572 manganese Substances 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 238000006722 reduction reaction Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 229910021536 Zeolite Inorganic materials 0.000 claims description 6
- 239000003112 inhibitor Substances 0.000 claims description 6
- 239000010970 precious metal Substances 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- 239000011591 potassium Substances 0.000 claims description 5
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 4
- 239000002808 molecular sieve Substances 0.000 claims description 4
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 4
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 3
- 229940071125 manganese acetate Drugs 0.000 claims description 3
- 239000012279 sodium borohydride Substances 0.000 claims description 3
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 239000003610 charcoal Substances 0.000 claims description 2
- 229940099596 manganese sulfate Drugs 0.000 claims description 2
- 235000007079 manganese sulphate Nutrition 0.000 claims description 2
- 239000011702 manganese sulphate Substances 0.000 claims description 2
- MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 claims description 2
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000011343 solid material Substances 0.000 claims description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims 1
- HGWOWDFNMKCVLG-UHFFFAOYSA-N [O--].[O--].[Ti+4].[Ti+4] Chemical compound [O--].[O--].[Ti+4].[Ti+4] HGWOWDFNMKCVLG-UHFFFAOYSA-N 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 235000021419 vinegar Nutrition 0.000 claims 1
- 239000000052 vinegar Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 37
- 239000002131 composite material Substances 0.000 abstract description 12
- 238000004887 air purification Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 32
- 238000003756 stirring Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 235000011167 hydrochloric acid Nutrition 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 230000001699 photocatalysis Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- -1 Titanium alkoxides Chemical class 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007146 photocatalysis Methods 0.000 description 3
- 229930040373 Paraformaldehyde Natural products 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000711 cancerogenic effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920002866 paraformaldehyde Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- BRSVJNYNWNMJKC-UHFFFAOYSA-N [Cl].[Au] Chemical compound [Cl].[Au] BRSVJNYNWNMJKC-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 238000003421 catalytic decomposition reaction Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- CUHVTYCUTYWQOR-UHFFFAOYSA-N formaldehyde Chemical compound O=C.O=C CUHVTYCUTYWQOR-UHFFFAOYSA-N 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
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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
- B01J23/38—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
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
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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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/165—Natural alumino-silicates, e.g. zeolites
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- 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
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/656—Manganese, technetium or rhenium
- B01J23/6562—Manganese
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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
- B01J23/38—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
- B01J23/688—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with manganese, technetium or rhenium
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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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
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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
- 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
- B01J35/39—Photocatalytic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention provides a kind of except the material for air purification of gaseous contaminant, with sorbing material as carrier, supported on carriers has titanium dioxide, Mn oxide and reduction-state noble metal, wherein, the load capacity of titanium dioxide is the 0~60% of sorbing material quality;The load capacity of Mn oxide is the 0.1~10% of sorbing material quality;The load capacity of reduction-state noble metal is the 0.01~1% of sorbing material quality, and the reduction-state noble metal is selected from the one or two kinds of in platinum, palladium, gold, silver, or two or more;Titanium dioxide is modified by the way of modification by ion-doping, with the sorbing material loaded optic catalyst with strong absorption property, efficient, low cost, the composite catalyst of non-secondary pollution is obtained;The composite catalyst can be used to purify the air of a room the VOCs such as middle formaldehyde, benzene, toluene and utilization at room temperature and eliminate O3Gaseous contaminant, the shortcoming for overcoming existing air purifying process removal gaseous contaminant efficiency low.
Description
Technical field
The present invention relates to field of purifier material preparing technology, more particularly, to a kind of scavenging material of gaseous contaminant
And its preparation method and application.
Background technology
Room air pollution is also referred to as the special disaster of modern city, has been classified as in the world and the harm public is good for
The maximum environmental factor of health.The mankind averagely had more than 80% time to spend in environment indoors daily, and air intake quality accounts for human body
More than the 75% of total intake, thus IAQ is of crucial importance to health.Research shows, the pollution of room air
2~10 times more serious than outdoor air of degree, under special circumstances up to 100 times.US Experts detect discovery, indoors air
It is middle to there is more than 500 kinds of VOCs(VOC), wherein carcinogen just has kind more than 20, such as benzene, formaldehyde.Meanwhile,
China occurs that ozone is exceeded more, and ozone has serious harm to respiratory system of people etc., also as primary after PM2.5
Pollutant.
Air pollution turns into main " killer " for threatening global environment health, is to cause human health not good enough and too early dead
The main cause died.The air pollution of the rapid economic developments such as the nations of China and India and densely inhabited district is abnormal serious, and presents
Compound features of pollution.Therefore, it is badly in need of high, powerful and simple, the economic purification new product of efficiency of research and development, realizes compound
The efficient removal of air pollutants.
Current air purifying process focuses primarily upon the removal of PM2.5 particulate matters, including filtering technique, adsorption technology, low temperature
Plasma technique, photocatalysis technology etc., but filtering technique is only effective to particulate matter, and easily form bacterium hotbed;Absorption
Technology limited sorption capacity, needs periodic replacement, easily forms secondary pollution;Lower temperature plasma technology high energy consumption, be also easy to produce ozone,
The accessory substances such as nitrogen oxides;There are Catalysts Deactivation Problems in traditional photocatalysis technology.Prior art unitary function, limited efficacy,
And lack effective purification method for the more serious gas pollutant of harm such as carcinogenic, pathogenic benzene homologues and formaldehyde.
Chinese invention patent CN105457593A discloses a kind of material for air purification, and its preparing raw material includes:Inorganic suction
Enclosure material 60~90%, nano titanium oxide 10~30% is obtained by immersion, drying, sintering etc..This material PARA FORMALDEHYDE PRILLS(91,95), ammonia
There is certain adsorption effect, but cannot be completely eliminated, be also easy to produce the secondary pollutions such as solid waste.
Chinese invention patent CN105327699A discloses a kind of material for air purification, and its preparing raw material includes inorganic adsorbent
Material 60~90%, nano titanium oxide 10~30%, Pt 1~5%.This material PARA FORMALDEHYDE PRILLS(91,95) and ammonia have clearance higher,
But it is not good enough to benzene homologues removal effect, and the precious metals pt content for using is high, causes material cost to rise.
The content of the invention
The technical problems to be solved by the invention are the drawbacks described above for overcoming prior art to exist, there is provided a kind of gaseous contamination
The scavenging material of thing.
Second object of the present invention is to provide the preparation method of above-mentioned scavenging material.
Third object of the present invention is to provide the application of the scavenging material.
The purpose of the present invention is achieved by the following technical programs:
A kind of scavenging material of gaseous contaminant, with sorbing material as carrier, supported on carriers has titanium dioxide, Mn oxide and
Reduction-state noble metal, wherein, the load capacity of titanium dioxide is the 0~60% of sorbing material quality;The load capacity of Mn oxide is suction
The 0.1~10% of enclosure material quality;The load capacity of reduction-state noble metal is the 0.01~1% of sorbing material quality, the reduction-state
Noble metal is selected from the one or two kinds of in platinum, palladium, gold, silver, or two or more.
Catalyst of the present invention is introducing Mn oxide and noble metal, Mn oxide and precious metal atom energy on carrier
Enough adsorb in carrier surface defect, and then form the abundant unit structure in surface, strengthen carrier adsorption.
The preparation method of the scavenging material of gaseous contaminant of the present invention, comprises the following steps:
(1)Soluble manganese oxide is dissolved in first part of absolute ethyl alcohol, adds sorbing material, is sufficiently stirred for;It is subsequently adding metatitanic acid
Four butyl esters, inhibitor and soluble precious-metal presoma, are sufficiently stirred for obtaining solution A;
(2)Second part of absolute ethyl alcohol is taken, and water mixes to obtain solution B, and gel is obtained during solution B is instilled into the solution A being stirred vigorously;
(3)Suspension is formed by water is re-dissolved in after gel ageing, drying, roasting;
(4)Liquid reducing agent is added in suspension carries out reduction reaction, and the suspension that will be obtained after reaction carries out separation of solid and liquid, will
The scavenging material of gaseous contaminant is obtained final product after solid material drying.
In above-mentioned preparation method, step(1)Middle soluble manganese oxide is dissolved in absolute ethyl alcohol, adds sorbing material,
The step ensure that the hydrolysis of Titanium alkoxides below is carried out in the uniform level of molecule, and the effect of inhibitor is mainly use
In the hydrolysis rate for alleviating Titanium alkoxides, solution B is instilled in solution A so that Titanium alkoxides occur hydrolysis with water, while also occurring
Dehydration and mistake alcohol polycondensation reaction, product are gathered into the particle of 1nm or so and form colloidal sol;Step(3)Ageing can cause
Colloidal sol forms three-dimensional network and turns into gel, and drying can remove moisture and organic solvent, and the present invention is mainly additionally added later
The reducing agent of liquid, the catalyst that the reduction-state noble metal after reduction is formed can significantly improve catalytic performance and selectivity
Energy.
Preferably, step(1)In first part of absolute ethyl alcohol and the volume ratio of butyl titanate be 2~16:1;The metatitanic acid
Four butyl esters are 5~150 with the volume ratio of inhibitor:1.
Preferably, step(2)In second part of absolute ethyl alcohol and the volume ratio of water be 1~5:1, second part of ethanol with step
Suddenly(1)The volume ratio of middle butyl titanate is 0.1~4:1.
Preferably, step(1)The soluble manganese oxide be selected from manganese acetate, manganese nitrate, manganese sulfate in one kind or
Two kinds, or it is two or more.
Preferably, step(1)The soluble precious-metal presoma is soluble villaumite or chlorate, described suppression
Preparation is selected from the one or two kinds of in hydrochloric acid, acetic acid, nitric acid, triethanolamine, acetylacetone,2,4-pentanedione, or two or more.
Preferably, step(4)The liquid reducing agent is selected from sodium borohydride, potassium borohydride, hydrazine hydrate, formaldehyde, methyl alcohol
One or two kinds of, it is or two or more.
Preferably, step(3)Described in Aging Temperature be normal temperature, the time be more than 10 hours, when being more preferably aged
Between be 12~15 hours;Described drying temperature is not less than 100 DEG C, more preferably 100~120 DEG C, the time be 10 hours with
On, more preferably 10~12 hours.
Preferably, step(3)Described in sintering temperature be not less than 300 DEG C, more preferably 300~600 DEG C.Time is
More than 2 hours, more preferably 3~5 hours.
Preferably, the sorbing material is selected from activated carbon, zeolite, carbon fiber, silica, activated alumina or carbon molecule
Sieve, the form of sorbing material is preferably powder, particle, column or cellular.
The present invention also provides application of the scavenging material in the indoor gaseous contaminant of removal;Specifically, the gaseous state
Pollutant is ozone and/or formaldehyde and/or benzene and/or toluene and/or VOCs.
Compared with prior art, the invention has the advantages that:
The invention provides a kind of except the material for air purification of gaseous contaminant, with sorbing material as carrier, supported on carriers has
Titanium dioxide, Mn oxide and reduction-state noble metal, wherein, the load capacity of titanium dioxide is the 0~60% of sorbing material quality;
The load capacity of Mn oxide is the 0.1~10% of sorbing material quality;The load capacity of reduction-state noble metal is sorbing material quality
0.01~1%, the reduction-state noble metal is selected from the one or two kinds of in platinum, palladium, gold, silver, or two or more;Using from
The mode of sub- doping vario-property is modified to titanium dioxide, with the sorbing material loaded optic catalyst with strong absorption property, system
Efficiently, low cost, the composite catalyst of non-secondary pollution;The composite catalyst removes first in purifying the air of a room at room temperature
The gaseous contaminants such as aldehyde, benzene, toluene, the shortcoming for overcoming existing air purifying process removal gaseous contaminant efficiency low, the present invention
Advantage be embodied in:
(1)Flexibly, purification function is powerful for occupation mode:Obtained composite catalyst of the invention can individually make at ambient temperature
With typical pollutant formaldehyde in Direct Catalytic Oxidation clean room forms room-temperature catalytic oxidation system;Air and room can also be realized
The deep purifying and recycling of interior emerging pollutant ozone, by catalytic ozonation and catalytic decomposition purifying VOCs;Or
Coordinate uviol lamp to use, form photocatalytic system.
(2)Purification efficiency is high.Composite catalyst of the invention obtained not only can be by physical absorption by gaseous contaminant
Enrichment, is then decomposed gaseous contaminant by catalytic action, and room temperature is without high-concentration formaldehyde clearance under the conditions of UV high-speeds>
In 95%, UV photocatalytic system, high-speed high concentration benzene and toluene removal rate>90%.
(3)Preparation cost is low.While purification efficiency high is ensured, it is possible to decrease bullion content to 0.01%, catalyst system
Standby low cost.
Specific embodiment
Present disclosure is further illustrated below in conjunction with specific embodiment, but be should not be construed as to limit of the invention
System.In the case of without departing substantially from spirit of the invention and essence, the modification or replacement made to the inventive method, step, condition belong to
In the scope of the present invention.Unless otherwise noted, experimental technique used in embodiment is well known to the skilled person
Conventional method and technology, reagent or material are and are obtained by commercial sources.
The 0.1%Pt-0.1%MnO-40%TiO of embodiment 12-AC(T400)
A kind of material for air purification of gaseous contaminant, with activated carbon as carrier, other components account for sorbing material by mass fraction
Contain:Titanium dioxide 40%;Manganese oxide 0.1%;Platinum 0.1%.
Specific preparation process is as follows:0.0134g manganese acetates are dissolved in 15mL absolute ethyl alcohols, 3g activated carbons are subsequently adding,
It is sufficiently stirred for;Add 2.5mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones, 1.5375mL, 0.01M chloroplatinic acid
Solution, is sufficiently stirred for, and is designated as solution A;Take 1mL absolute ethyl alcohols and 0.7mL pure water is mixed and made into B solution;Play is gradually dropped by B is molten
The solution A of strong stirring, stirring to gel state;The material of above-mentioned gained is aged 12h at normal temperatures, then in 120 DEG C of drying
11h.The material of drying is put into Muffle furnace, is calcined 3 hours at 400 DEG C.Then material is made suspension, adds sodium borohydride
Reduction, after separation of solid and liquid, dries 6 hours in 100 DEG C, obtains -40% titanium dioxide of manganese oxide of 0.1% platinum -0.1%-activated carbon multiple
Close catalyst(Catalyst 1, is designated as T400).
The 0.1%Pt-1%MnO-60%TiO of embodiment 22-AC(T600)
It is a kind of except the material for air purification of gaseous contaminant, with activated carbon as carrier, other components account for sorbing material by quality point
Number contains:Titanium dioxide 60%;Manganese oxide 1%;Platinum 0.1%.
Specific preparation process is as follows:0.1338g manganese acetates are dissolved in 19mL absolute ethyl alcohols, 3g powder activities are subsequently adding
Charcoal, is sufficiently stirred for;Add 7.2mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones, 1.5375mL molar concentrations are
0.01mol/L platinum acid chloride solutions, are sufficiently stirred for, and are designated as solution A;Take 1mL absolute ethyl alcohols and 1mL pure water is mixed and made into B solution;Will
The molten gradually drops of B enter the solution A being stirred vigorously, stirring to gel state;The material of above-mentioned gained is aged 14h at normal temperatures,
Then 12h is dried at 120 DEG C.The material of drying is put into Muffle furnace, is calcined 3 hours at 600 DEG C.Then material is made suspended
Liquid, adds potassium borohydride reduction, after separation of solid and liquid, is dried 8 hours in 100 DEG C, obtains the dioxy of -1% manganese oxide of 0.1% platinum -60%
Change titanium-activated carbon composite catalyst(Catalyst 2, is designated as T600).
The 0.5%Pd-0.1%MnO-20%TiO of embodiment 32- zeolite(T500)
It is a kind of except the material for air purification of gaseous contaminant, with zeolite as carrier, other components account for sorbing material by mass fraction
Contain:Titanium dioxide 20%;Manganese oxide 0.1%;Palladium 0.5%.
Specific preparation process is as follows:0.0134g manganese acetates are dissolved in 15mL absolute ethyl alcohols, 3g zeolites are subsequently adding, filled
Divide stirring;2.6mL butyl titanates are added, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones, 6.3mL, 0.0242M palladium bichloride is water-soluble
Liquid, is sufficiently stirred for, and is designated as solution A;Take 1mL absolute ethyl alcohols and 0.7mL pure water is mixed and made into B solution;By B solution, gradually drop enters
The solution A being stirred vigorously, stirring to gel state;The material of above-mentioned gained is aged 12h at normal temperatures, then in 120 DEG C of bakings
Dry 10h.The material of drying is put into Muffle furnace, is calcined at 500 DEG C 4 hours, material is then made suspension, add hydrazine hydrate
Reduction, after separation of solid and liquid, dries 6 hours in 110 DEG C, obtains -20% titanium dioxide of manganese oxide of 0.5% palladium -0.1%-zeolite and is combined
Catalyst(Catalyst 3, is designated as T500).
The 1%Au-2%MnO-30%TiO of embodiment 42- carbon molecular sieve(T300)
It is a kind of except the material for air purification of gaseous contaminant, with carbon molecular sieve as carrier, other components account for sorbing material by quality
Fraction contains:Titanium dioxide 30%;Manganese oxide 2%;Gold 1%.
Specific preparation process is as follows:0.2677g manganese acetates are dissolved in 15mL absolute ethyl alcohols, 3g carbon molecules are subsequently adding
Sieve, is sufficiently stirred for;Add 3.85mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones, 15.15mL, 0.01M chlorine gold
Aqueous acid, is sufficiently stirred for, and is designated as solution A;Take 1mL absolute ethyl alcohols and 1mL pure water is mixed and made into B solution;By the molten gradually drops of B
Enter the solution A being stirred vigorously, stirring to gel state;The material of above-mentioned gained is aged 13h at normal temperatures, then at 120 DEG C
Drying 11h.The material of drying is put into Muffle furnace, is calcined at 300 DEG C 4 hours, material is then made suspension, add formaldehyde
The aqueous solution is reduced, and after separation of solid and liquid, is dried 10 hours in 120 DEG C, obtains -30% titanium dioxide of manganese oxide of 1% gold medal -2%-carbon point
Son sieve composite catalyst(Catalyst 4, is designated as T300).
The UV+ photochemical catalysts of embodiment 5
The catalyst that embodiment 1 to embodiment 4 is prepared is used cooperatively with 185nm uviol lamps, constitutes photocatalytic system, is carried
The efficiency of height degraded gaseous contaminant.
Comparative example 1
It is a kind of except the material for air purification of gaseous contaminant, with zeolite as carrier, other components account for sorbing material by mass fraction
Contain:Manganese oxide 0.1%.
Specific preparation process is as follows:With deionized water dissolving 0.0134g manganese acetate presomas, under stirring, forward
3g zeolites are poured into drive liquid solution, makes it be in slurry condition, and impregnate 12 h under agitation;In 100 DEG C of bar of baking oven
Part, is dried, and keeps 12h, and moisture therein is fully evaporated;Dry catalyst is placed in Muffle furnace, is roasted at 550 DEG C
Burn 3h.
The catalyst and activated carbon that embodiment 1 to embodiment 5 and comparative example 1 are prepared carry out activity rating.Urge
Glass pipe reactor of the performance test of agent in continuous flowing(Caliber 8mm)On carry out, photocatalysis test outside reactor
Place two 4W uviol lamps.The catalyst granules for choosing 20~40 mesh 1g carries out performance evaluation.Charge flow rate is 1L/min, indoor
Ozone concentration is 90~200ppb, and concentration of formaldehyde is 10ppm, benzene concentration 20ppm, toluene concentration 20ppm in mixed gas.Reaction
Device exports concentration of formaldehyde Formaldehyde analyzer(PPM-400, PPM companies of Britain), benzene and toluene concentration gas-chromatography(GC-
9790 plus, Chinese good fortune is stood), ozone concentration detection ozone analyzer(Model49i, the ppb U.S. power & light company).Test
Result is as shown in table 1.As can be seen from Table 1, in normal temperature without under the conditions of ultraviolet, the conversion ratio of formaldehyde>85%(Catalysis oxidation is CO2With
Water), benzene removal and toluene removal are constantly to decay based on Adsorption.After coordinating uviol lamp use, formaldehyde removal
Rate maintains more than 88%, and the clearance long-time stable of benzene maintains more than 80%, and the clearance of toluene is up to more than 85%.Cause
This, the catalyst obtained by the present invention has good clean-up effect to gaseous contaminant.
Comparative example 2
The specific preparation process of the catalyst of this comparative example is as follows:0.2677g manganese acetates are dissolved in 15mL absolute ethyl alcohols, then
3g carbon molecular sieves are added, is sufficiently stirred for;Addition 3.85mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones,
15.15mL, 0.01M aqueous solution of chloraurate, are sufficiently stirred for, and are designated as solution A;Take 1mL absolute ethyl alcohols and 1mL pure water is mixed and made into B
Solution;The molten gradually drops of B are entered the solution A being stirred vigorously, stirring to gel state;The material of above-mentioned gained is old at normal temperatures
Change 13h, then dry 11h at 120 DEG C.The material of drying is put into Muffle furnace, is obtained final product within 4 hours in 300 DEG C of roastings.
The catalyst obtained using this comparative example carries out activity rating, and ibid, its result shows evaluation method:Oxidation state
Composite catalyst effect basic to the degradation property of benzene, toluene and catalyst obtained in embodiment 4 maintains an equal level, but formaldehyde goes
Except rate drastically declines, as little as 41%.
Comparative example 3
The specific preparation process of the catalyst of this comparative example is as follows:0.1338g manganese acetates are dissolved in 19mL absolute ethyl alcohols, fully
Stirring;Add 7.2mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones, 1.5375mL molar concentrations are
0.01mol/L platinum acid chloride solutions, are sufficiently stirred for, and are designated as solution A;Take 1mL absolute ethyl alcohols and 1mL pure water is mixed and made into B solution;Will
The molten gradually drops of B enter the solution A being stirred vigorously, stirring to gel state;Then 3g activated carbons are added into colloidal sol.By above-mentioned gained
Material be aged 14h at normal temperatures, then 120 DEG C dry 12h.The material of drying is put into Muffle furnace, 3 are calcined at 600 DEG C
Hour.Then material is made suspension, adds potassium borohydride reduction, after separation of solid and liquid, dried 8 hours in 100 DEG C, obtained
Composite catalyst, as a result finds:Sorbing material is added after forming colloidal sol, causes sorbing material and other components load uneven
Even, it is easy to come off, Surface Groups of Active Carbons does not have generation significant change, its absorption property and load type titania catalysis oxidation
Synergy can not be formed, therefore its degradation property is greatly reduced.
Comparative example 4
The specific preparation process of the catalyst of this comparative example is as follows:0.1338g manganese acetates are dissolved in 19mL absolute ethyl alcohols, then
3g Powdered Activated Carbons are added, is sufficiently stirred for;Addition 7.2mL butyl titanates, 0.1mL concentrated hydrochloric acids, 0.05mL acetylacetone,2,4-pentanediones,
1.5375mL molar concentrations are 0.01mol/L platinum acid chloride solutions, are sufficiently stirred for, and are designated as solution A;Take 1mL absolute ethyl alcohols, 1mL pure
Water and the potassium borohydride aqueous solution are mixed and made into B solution;The molten gradually drops of B are entered the solution A being stirred vigorously, stirring to gel
State;The material of above-mentioned gained is aged 14h at normal temperatures, then 12h is dried at 120 DEG C.The material of drying is put into Muffle furnace,
Composite catalyst is obtained in 600 DEG C of roastings within 3 hours, as a result find:Substantially, particle becomes big to obtained catalyst agglomeration phenomenon, than
Surface area diminishes, and causes Catalyst Adsorption performance to be greatly reduced, and the catalysis oxidation ability on composite catalyst surface also declines.
Claims (10)
1. a kind of scavenging material of gaseous contaminant, it is characterised in that with sorbing material as carrier, supported on carriers has titanium dioxide
Titanium, Mn oxide and reduction-state noble metal, wherein, the load capacity of titanium dioxide is the 0~60% of sorbing material quality;Manganese is aoxidized
The load capacity of thing is the 0.1~10% of sorbing material quality;The load capacity of reduction-state noble metal for sorbing material quality 0.01~
1%, the reduction-state noble metal is selected from the one or two kinds of in platinum, palladium, gold, silver, or two or more.
2. the preparation method of the scavenging material of gaseous contaminant described in claim 1, it is characterised in that comprise the following steps:
(1)Soluble manganese oxide is dissolved in first part of absolute ethyl alcohol, adds sorbing material, is sufficiently stirred for;It is subsequently adding metatitanic acid
Four butyl esters, inhibitor and soluble precious-metal presoma, are sufficiently stirred for obtaining solution A;
(2)Second part of absolute ethyl alcohol is taken, and water mixes to obtain solution B, and gel is obtained during solution B is instilled into the solution A being stirred vigorously;
(3)Suspension is formed by water is re-dissolved in after gel ageing, drying, roasting;
(4)Liquid reducing agent is added in suspension carries out reduction reaction, and the suspension that will be obtained after reaction carries out separation of solid and liquid, will
The scavenging material of gaseous contaminant is obtained final product after solid material drying.
3. the preparation method of the scavenging material of gaseous contaminant according to claim 2, it is characterised in that step(1)In
A absolute ethyl alcohol is 2~16 with the volume ratio of butyl titanate:1;The volume ratio of the butyl titanate and inhibitor for 5~
150:1.
4. the preparation method of the scavenging material of gaseous contaminant according to claim 2, it is characterised in that step(2)In
Two parts of absolute ethyl alcohols are 1~5 with the volume ratio of water:1, second part of ethanol and step(1)The volume ratio of middle butyl titanate
It is 0.1~4:1.
5. according to any one of claim 2 to 4 scavenging material of gaseous contaminant preparation method, it is characterised in that step
Suddenly(1)The soluble manganese oxide is selected from the one or two kinds of in manganese acetate, manganese nitrate, manganese sulfate, or two or more.
6. according to any one of claim 2 to 4 scavenging material of gaseous contaminant preparation method, it is characterised in that step
Suddenly(1)The soluble precious-metal presoma is soluble villaumite or chlorate, and described inhibitor is selected from hydrochloric acid, vinegar
One or two kinds of in acid, nitric acid, triethanolamine, acetylacetone,2,4-pentanedione, or it is two or more.
7. according to any one of claim 2 to 4 scavenging material of gaseous contaminant preparation method, it is characterised in that step
Suddenly(4)The liquid reducing agent is selected from the one or two kinds of in sodium borohydride, potassium borohydride, hydrazine hydrate, formaldehyde, methyl alcohol, or
Person is two or more.
8. the scavenging material of gaseous contaminant according to claim 1, it is characterised in that the sorbing material is selected from activity
Charcoal, zeolite, carbon fiber, silica, activated alumina or carbon molecular sieve.
9. application of the scavenging material described in claim 1 or 8 in the indoor gaseous contaminant of removal.
10. application according to claim 9, it is characterised in that the gaseous contaminant be ozone and/or formaldehyde and/or
Benzene and/or toluene and/or VOCs.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102139234A (en) * | 2011-01-06 | 2011-08-03 | 梁耀彰 | Loaded reduced precious metal catalyst as well as preparation method and application thereof |
CN103071489A (en) * | 2011-10-25 | 2013-05-01 | 上海纳米技术及应用国家工程研究中心有限公司 | Supported active carbon catalytic material capable of eliminating formaldehyde at room temperature and preparation method thereof |
CN104646029A (en) * | 2015-02-24 | 2015-05-27 | 中山大学惠州研究院 | Metal alloy catalyst for formaldehyde purification and preparation method thereof |
CN105597528A (en) * | 2015-11-03 | 2016-05-25 | 中山大学 | Waste gas purification device and process |
-
2016
- 2016-11-16 CN CN201611008094.2A patent/CN106732572A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102139234A (en) * | 2011-01-06 | 2011-08-03 | 梁耀彰 | Loaded reduced precious metal catalyst as well as preparation method and application thereof |
CN103071489A (en) * | 2011-10-25 | 2013-05-01 | 上海纳米技术及应用国家工程研究中心有限公司 | Supported active carbon catalytic material capable of eliminating formaldehyde at room temperature and preparation method thereof |
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CN105597528A (en) * | 2015-11-03 | 2016-05-25 | 中山大学 | Waste gas purification device and process |
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