KR101369021B1 - 수분 안정성이 향상된 유독성 가스 제거용 저온산화촉매 - Google Patents
수분 안정성이 향상된 유독성 가스 제거용 저온산화촉매 Download PDFInfo
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- KR101369021B1 KR101369021B1 KR1020120119219A KR20120119219A KR101369021B1 KR 101369021 B1 KR101369021 B1 KR 101369021B1 KR 1020120119219 A KR1020120119219 A KR 1020120119219A KR 20120119219 A KR20120119219 A KR 20120119219A KR 101369021 B1 KR101369021 B1 KR 101369021B1
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- 239000003054 catalyst Substances 0.000 title claims abstract description 133
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 97
- 230000003647 oxidation Effects 0.000 title claims abstract description 85
- 239000002341 toxic gas Substances 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 claims abstract description 40
- 150000003839 salts Chemical class 0.000 claims abstract description 31
- -1 poly(styrene-vinyl benzene) copolymer Polymers 0.000 claims abstract description 22
- 239000010949 copper Substances 0.000 claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 48
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 40
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 30
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 30
- 239000004480 active ingredient Substances 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 15
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 12
- 229920002554 vinyl polymer Polymers 0.000 claims description 12
- HIBWGGKDGCBPTA-UHFFFAOYSA-N C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 Chemical compound C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 HIBWGGKDGCBPTA-UHFFFAOYSA-N 0.000 claims description 11
- 238000011069 regeneration method Methods 0.000 claims description 11
- 229920001577 copolymer Polymers 0.000 claims description 9
- 230000008929 regeneration Effects 0.000 claims description 8
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- 239000010948 rhodium Substances 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 229910052703 rhodium Inorganic materials 0.000 claims description 4
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 4
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 claims description 3
- HRGDZIGMBDGFTC-UHFFFAOYSA-N platinum(2+) Chemical compound [Pt+2] HRGDZIGMBDGFTC-UHFFFAOYSA-N 0.000 claims description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical group CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 2
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 125000002843 carboxylic acid group Chemical group 0.000 claims description 2
- 125000000524 functional group Chemical group 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 claims description 2
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical group CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims 2
- 150000001242 acetic acid derivatives Chemical class 0.000 claims 1
- 239000000969 carrier Substances 0.000 claims 1
- 150000001805 chlorine compounds Chemical class 0.000 claims 1
- 229910001507 metal halide Inorganic materials 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 claims 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims 1
- 230000002779 inactivation Effects 0.000 abstract 1
- 238000007781 pre-processing Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 28
- 230000008569 process Effects 0.000 description 19
- 238000010438 heat treatment Methods 0.000 description 14
- 230000003197 catalytic effect Effects 0.000 description 13
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 11
- 238000000197 pyrolysis Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 7
- 239000012265 solid product Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 230000009849 deactivation Effects 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920002223 polystyrene Polymers 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000012855 volatile organic compound Substances 0.000 description 4
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 3
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- 229920006163 vinyl copolymer Polymers 0.000 description 3
- 239000010457 zeolite Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 101150003085 Pdcl gene Proteins 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8926—Copper and noble metals
-
- 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
- B01D53/46—Removing components of defined structure
-
- 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
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
-
- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
- B01J38/06—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using steam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
Abstract
본 발명의 촉매는 수분이 공존하는 조건에서도 쉽게 비활성화가 일어나지 않으므로 촉매 수명을 크게 연장시키는 효과가 있고, 또한 비활성화된 촉매는 수증기에 한 두 시간 정도 잠깐 노출시켜도 재생이 가능하므로 유독성 가스의 대용량 처리에 유용하다.
Description
구 분 | 유독성 가스 | 농도 | |||
0시간 | 1시간 | 5시간 | 10시간 | ||
실시예 1 |
CO (ppm) | 700 | 100 | 0 | 0 |
SO2 (ppm) | 550 | 80 | 20 | 0 | |
HCOH (ppm) | 250 | 30 | 15 | 0 | |
CH3COH (ppm) | 250 | 33 | 10 | 0 | |
NH3 (부피%) | 1.2 | 0.4 | 0.05 | 0 | |
실시예 2 |
CO (ppm) | 700 | 120 | 5 | 0 |
SO2 (ppm) | 550 | 80 | 23 | 0 | |
HCOH (ppm) | 250 | 50 | 15 | 0 | |
CH3COH (ppm) | 250 | 33 | 20 | 0 | |
NH3 (부피%) | 1.2 | 0.5 | 0.03 | 0 | |
실시예 3 |
CO (ppm) | 700 | 100 | 10 | 0 |
SO2 (ppm) | 550 | 80 | 20 | 0 | |
HCOH (ppm) | 250 | 30 | 24 | 0 | |
CH3COH (ppm) | 250 | 33 | 20 | 0 | |
NH3 (부피%) | 1.2 | 0.4 | 0.06 | 0 | |
비교예 1 |
CO (ppm) | 700 | 400 | 500 | 700 |
SO2 (ppm) | 550 | 300 | 180 | 550 | |
HCOH (ppm) | 250 | 180 | 150 | 250 | |
CH3COH (ppm) | 250 | 150 | 150 | 250 | |
NH3 (부피%) | 1.2 | 0.8 | 1.0 | 1.2 | |
비교예 2 |
CO (ppm) | 700 | 410 | 520 | 700 |
SO2 (ppm) | 550 | 320 | 180 | 550 | |
HCOH (ppm) | 250 | 140 | 160 | 250 | |
CH3COH (ppm) | 250 | 140 | 150 | 250 | |
NH3 (부피%) | 1.2 | 0.7 | 1.1 | 1.2 | |
폴리(스티렌-비닐벤젠)의 특성 실시예 1: 함수율 45%, 비표면적 340 ㎡/g, 비중 0.2 cc/g, 열분해온도 160℃ 실시예 2: 함수율 50%, 비표면적 330 ㎡/g, 비중 0.2 cc/g, 열분해온도 165℃ 실시예 3: 함수율 55%, 비표면적 320 ㎡/g, 비중 0.2 cc/g, 열분해온도 170℃ 비교예 1: 함수율 10%, 비표면적 250 ㎡/g, 비중 0.3 cc/g, 열분해온도 180℃ 비교예 2: 함수율 5%, 비표면적 300 ㎡/g, 비중 0.3 cc/g, 열분해온도 170℃ |
구 분 | 담체 | 유독성 가스 |
농도 | |||
0시간 | 1시간 | 5시간 | 10시간 | |||
실시예 1 |
폴리(스티렌-비닐벤젠) |
CO (ppm) | 700 | 100 | 0 | 0 |
SO2 (ppm) | 550 | 80 | 20 | 0 | ||
HCOH (ppm) | 250 | 30 | 15 | 0 | ||
CH3COH (ppm) | 250 | 33 | 10 | 0 | ||
NH3 (부피%) | 1.2 | 0.4 | 0.05 | 0 | ||
비교예 3 |
폴리에틸렌 |
CO (ppm) | 700 | 500 | 600 | 700 |
SO2 (ppm) | 550 | 300 | 450 | 550 | ||
HCOH (ppm) | 250 | 220 | 250 | 250 | ||
CH3COH (ppm) | 250 | 200 | 250 | 250 | ||
NH3 (부피%) | 1.2 | 0.9 | 0.8 | 1.2 | ||
비교예 4 |
폴리스티렌 |
CO (ppm) | 700 | 500 | 600 | 700 |
SO2 (ppm) | 550 | 450 | 450 | 550 | ||
HCOH (ppm) | 250 | 220 | 200 | 250 | ||
CH3COH (ppm) | 250 | 200 | 200 | 250 | ||
NH3 (부피%) | 1.2 | 0.9 | 0.8 | 1.2 | ||
비교예 5 |
폴리비닐알콜 |
CO (ppm) | 700 | 500 | 600 | 700 |
SO2 (ppm) | 550 | 300 | 450 | 550 | ||
HCOH (ppm) | 250 | 220 | 250 | 250 | ||
CH3COH (ppm) | 250 | 200 | 250 | 250 | ||
NH3 (부피%) | 1.2 | 0.9 | 0.8 | 1.2 | ||
비교예 6 |
H-ZSM-5 |
CO (ppm) | 700 | 300 | 200 | 100 |
SO2 (ppm) | 550 | 350 | 150 | 100 | ||
HCOH (ppm) | 250 | 120 | 90 | 100 | ||
CH3COH (ppm) | 250 | 100 | 80 | 100 | ||
NH3 (부피%) | 1.2 | 0.8 | 0.7 | 0.5 | ||
비교예 7 |
활성탄 |
CO (ppm) | 700 | 300 | 230 | 110 |
SO2 (ppm) | 550 | 350 | 110 | 100 | ||
HCOH (ppm) | 250 | 120 | 80 | 70 | ||
CH3COH (ppm) | 250 | 100 | 70 | 70 | ||
NH3 (부피%) | 1.2 | 0.7 | 0.6 | 0.4 | ||
폴리(스티렌-비닐벤젠): 함수율 45%, 비표면적 340 ㎡/g, 비중 0.2 cc/g, 열분해온도 160℃ 폴리에틸렌: 함수율 2%, 비표면적 2㎡/g, 비중 1.5 cc/g, 열분해온도 120℃ 폴리스티렌: 함수율 5%, 비표면적 20 ㎡/g, 비중 0.1 cc/g, 열분해온도 100℃ 폴리비닐알콜: 함수율 5%, 비표면적 2 ㎡/g, 비중 3.0 cc/g, 열분해온도 120℃ H-ZSM-5: 함수율 10%, 비표면적 400 ㎡/g, 비중 1.2 cc/g, 열분해온도 900℃ |
구 분 | 유독성 가스 | 농도 | |||
0시간 | 1시간 | 5시간 | 10시간 | ||
실시예 1 |
CO (ppm) | 700 | 100 | 0 | 0 |
SO2 (ppm) | 550 | 80 | 20 | 0 | |
HCOH (ppm) | 250 | 30 | 15 | 0 | |
CH3COH (ppm) | 250 | 33 | 10 | 0 | |
NH3 (부피%) | 1.2 | 0.4 | 0.05 | 0 | |
비교예 8 |
CO (ppm) | 700 | 500 | 400 | 400 |
SO2 (ppm) | 550 | 350 | 300 | 300 | |
HCOH (ppm) | 250 | 200 | 180 | 170 | |
CH3COH (ppm) | 250 | 210 | 200 | 190 | |
NH3 (부피%) | 1.2 | 1.0 | 0.9 | 0.8 | |
비교예 9 |
CO (ppm) | 700 | 400 | 300 | 250 |
SO2 (ppm) | 550 | 300 | 250 | 240 | |
HCOH (ppm) | 250 | 280 | 220 | 220 | |
CH3COH (ppm) | 250 | 290 | 230 | 230 | |
NH3 (부피%) | 1.2 | 1.0 | 0.7 | 0.5 |
구 분 | 유독성 가스 | 농도 | |||
0시간 | 1시간 | 5시간 | 10시간 | ||
초기촉매 |
CO (ppm) | 700 | 100 | 0 | 0 |
SO2 (ppm) | 550 | 80 | 20 | 0 | |
HCOH (ppm) | 250 | 30 | 15 | 0 | |
CH3COH (ppm) | 250 | 33 | 10 | 0 | |
NH3 (부피%) | 1.2 | 0.4 | 0.05 | 0 | |
재생촉매 |
CO (ppm) | 700 | 110 | 8 | 0 |
SO2 (ppm) | 550 | 80 | 40 | 0 | |
HCOH (ppm) | 250 | 30 | 20 | 0 | |
CH3COH (ppm) | 250 | 33 | 10 | 0 | |
NH3 (부피%) | 1.2 | 0.4 | 0.05 | 0.1 |
Claims (15)
- 함수율이 20 내지 60 중량%인 다공성 비닐계 고분자 담체에 8B족 금속과 구리 금속의 수용성염이 활성성분으로서 담지되어 있으며, 고온 소성과정 없이 90℃ 내지 100℃ 온도에서 건조시켜 사용하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 다공성 비닐계 고분자는 비표면적이 300 내지 500 ㎡/g이고, 비중이 0.2 내지 0.3 cc/g인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 2 항에 있어서,
상기 다공성 비닐계 고분자는 열분석기(TG)로 측정된 열분해온도가 150 내지 200℃ 인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 3 항에 있어서,
상기 다공성 비닐계 고분자는 폴리(스티렌-비닐벤젠) 공중합체인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 4 항에 있어서,
상기 스티렌-비닐벤젠 공중합체는 설포네이트기, 카르복시산기, 트리메틸암모늄기, 및 디메틸암모늄기 중에서 선택된 관능기가 추가로 결합된 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 수용성염은 금속의 할라이드 화합물, 또는 유기산 또는 무기산 염화합물인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 8B족 금속이 팔라듐(Ⅱ), 백금(Ⅱ) 및 로듐(Ⅱ) 중에서 선택된 1종 이상인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 8B족 금속의 수용성염은 팔라듐(Ⅱ), 백금(Ⅱ) 및 로듐(Ⅱ) 중에서 선택된 금속의 클로라이드, 아세트산염, 황산염, 질산염 및 인산염 중에서 선택된 1종 이상인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 구리 금속의 수용성염은 구리(Ⅱ) 금속의 클로라이드, 아세트산염, 황산염, 질산염 및 인산염 중에서 선택된 1종 이상인 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 8B족 금속의 수용성염은 담체 중량을 기준으로 0.1 내지 10 중량% 담지된 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항에 있어서,
상기 구리 금속의 수용성염은 담체 중량을 기준으로 10 내지 50 중량% 담지된 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항 내지 제 11 항 중에서 선택된 어느 한 항에 있어서,
상기 유독성 가스는 일산화탄소(CO), 이산화황(SO2), 포름알데히드(HCOH), 아세트알데히드(CH3COH) 및 암모니아(NH3)로 이루어진 군으로부터 선택된 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항 내지 제 11 항 중에서 선택된 어느 한 항에 있어서,
상기 촉매는 수증기와 접촉시켜 재생되는 것을 특징으로 하는 유독성 가스 제거용 저온산화촉매.
- 제 1 항 내지 제 11 항 중에서 선택된 어느 한 항의 저온산화촉매 존재 하에서 일산화탄소(CO), 이산화황(SO2), 포름알데히드(HCOH), 아세트알데히드(CH3COH) 및 암모니아(NH3)로 이루어진 군으로부터 선택된 유독성 가스를 20℃ 내지 80℃ 온도로 산화반응시켜 제거하는 것을 특징으로 하는 유독성 가스 제거방법.
- 제 1 항 내지 제 11 항 중에서 선택된 어느 한 항의 저온산화촉매를 수증기와 접촉시켜 재생시키는 것을 특징으로 하는 저온산화촉매의 재생방법.
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CN114208849A (zh) * | 2021-10-28 | 2022-03-22 | 上海大学 | 铜氧化物-高分子复合材料及其制备与应用方法 |
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CN106807239A (zh) * | 2015-11-27 | 2017-06-09 | 宁波市雨辰环保科技有限公司 | 甲醛为助剂的室温下催化活化氧气清除挥发性有机物的催化体系及其制备方法和应用 |
CN113134357A (zh) * | 2020-01-20 | 2021-07-20 | 中大汇智源创(北京)科技有限公司 | 抗水性一氧化碳催化剂及其制备方法 |
CN114618585B (zh) * | 2020-12-10 | 2023-06-20 | 中国科学院大连化学物理研究所 | 一种铂基催化剂及其制备方法和应用 |
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