KR100962082B1 - 수소를 이용한 질소산화물의 환원제거용 촉매 및 이를이용한 질소산화물의 환원제거 방법 - Google Patents
수소를 이용한 질소산화물의 환원제거용 촉매 및 이를이용한 질소산화물의 환원제거 방법 Download PDFInfo
- Publication number
- KR100962082B1 KR100962082B1 KR1020080075102A KR20080075102A KR100962082B1 KR 100962082 B1 KR100962082 B1 KR 100962082B1 KR 1020080075102 A KR1020080075102 A KR 1020080075102A KR 20080075102 A KR20080075102 A KR 20080075102A KR 100962082 B1 KR100962082 B1 KR 100962082B1
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- Prior art keywords
- catalyst
- hydrogen
- nitrogen
- nitrogen dioxide
- reduction
- Prior art date
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- 239000003054 catalyst Substances 0.000 title claims abstract description 240
- 230000009467 reduction Effects 0.000 title abstract description 63
- 238000000034 method Methods 0.000 title abstract description 27
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 189
- 239000001257 hydrogen Substances 0.000 claims abstract description 90
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 90
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 239000000203 mixture Substances 0.000 claims abstract description 22
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 130
- 239000002131 composite material Substances 0.000 claims description 48
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 229910052697 platinum Inorganic materials 0.000 claims description 33
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 229910052763 palladium Inorganic materials 0.000 claims description 17
- 239000010970 precious metal Substances 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 74
- 229910021529 ammonia Inorganic materials 0.000 abstract description 37
- 150000002431 hydrogen Chemical class 0.000 abstract description 7
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 112
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 104
- 229910002551 Fe-Mn Inorganic materials 0.000 description 74
- 238000006722 reduction reaction Methods 0.000 description 62
- 238000006243 chemical reaction Methods 0.000 description 43
- 229910052760 oxygen Inorganic materials 0.000 description 41
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 40
- 239000001301 oxygen Substances 0.000 description 40
- 229910017813 Cu—Cr Inorganic materials 0.000 description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 28
- 239000011572 manganese Substances 0.000 description 23
- 239000007789 gas Substances 0.000 description 21
- 229910052751 metal Inorganic materials 0.000 description 21
- 239000002184 metal Substances 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 20
- 229910044991 metal oxide Inorganic materials 0.000 description 15
- 150000004706 metal oxides Chemical class 0.000 description 15
- 238000001179 sorption measurement Methods 0.000 description 15
- 229910052742 iron Inorganic materials 0.000 description 13
- 238000003860 storage Methods 0.000 description 13
- 150000002739 metals Chemical class 0.000 description 11
- 231100000572 poisoning Toxicity 0.000 description 11
- 230000000607 poisoning effect Effects 0.000 description 11
- 229910017566 Cu-Mn Inorganic materials 0.000 description 10
- 229910017871 Cu—Mn Inorganic materials 0.000 description 10
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 10
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical compound [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 229910052748 manganese Inorganic materials 0.000 description 10
- 238000010335 hydrothermal treatment Methods 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 8
- 229910017060 Fe Cr Inorganic materials 0.000 description 8
- 229910002544 Fe-Cr Inorganic materials 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 8
- 238000002441 X-ray diffraction Methods 0.000 description 8
- 229910021536 Zeolite Inorganic materials 0.000 description 8
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 239000010457 zeolite Substances 0.000 description 8
- -1 ammonium ions Chemical class 0.000 description 7
- 239000004202 carbamide Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000010304 firing Methods 0.000 description 6
- 229910000510 noble metal Inorganic materials 0.000 description 6
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 6
- 238000005245 sintering Methods 0.000 description 6
- 230000004913 activation Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 5
- 235000017557 sodium bicarbonate Nutrition 0.000 description 5
- 229910052720 vanadium Inorganic materials 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 238000003795 desorption Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 125000000542 sulfonic acid group Chemical group 0.000 description 4
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000000975 co-precipitation Methods 0.000 description 3
- 238000002329 infrared spectrum Methods 0.000 description 3
- MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 description 3
- 239000012702 metal oxide precursor Substances 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- 229910002089 NOx Inorganic materials 0.000 description 2
- 229910021314 NaFeO 2 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- GPNDARIEYHPYAY-UHFFFAOYSA-N palladium(ii) nitrate Chemical compound [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O GPNDARIEYHPYAY-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000005749 Copper compound Substances 0.000 description 1
- 229910015136 FeMn Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- WLYASUUWHLJRIL-UHFFFAOYSA-N [N].[N].[N] Chemical compound [N].[N].[N] WLYASUUWHLJRIL-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 150000001880 copper compounds Chemical class 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 231100001135 endothelial toxicity Toxicity 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 239000013335 mesoporous material Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011206 ternary composite Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- QFJIELFEXWAVLU-UHFFFAOYSA-H tetrachloroplatinum(2+) dichloride Chemical compound Cl[Pt](Cl)(Cl)(Cl)(Cl)Cl QFJIELFEXWAVLU-UHFFFAOYSA-H 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9427—Processes characterised by a specific catalyst for removing nitrous oxide
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- B01D53/34—Chemical or biological purification of waste gases
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Abstract
Description
촉매 | 충전량 (g) |
산소 함량 (%) |
온도 (oC) |
제거 한계 (ppm) | NO2 전환율가 ) (%) | 수소 효율나 ) (%) |
Pt(0.2)-Fe-Mn | 0.1 | 5가) | 150 | 371 | 8 | 1 |
200 | 231 | 18 | 2 | |||
250 | 317 | 14 | 2 | |||
300 | 188 | 42 | 5 | |||
Pt(2.0)-Fe-Mn | ″ | ″ | 150 | 385 | 17 | 2 |
200 | 34 | 124 | 16 | |||
250 | 21 | 128 | 17 | |||
300 | 30 | 89 | 12 | |||
Pt(2.0)-Cu-Mn | ″ | ″ | 150 | 386 | 8 | 1 |
200 | 374 | 2 | 1 | |||
250 | 385 | 15 | 2 | |||
300 | 394 | 17 | 2 | |||
Pt(2.0)-Cu-Mo | ″ | ″ | 150 | 384 | 10 | 1 |
200 | 385 | 14 | 2 | |||
250 | 379 | 14 | 2 | |||
300 | 364 | 16 | 2 | |||
Pd(2.0)-Fe-Mn | ″ | ″ | 150 | 355 | 7 | 1 |
200 | 32 | 129 | 17 | |||
250 | 43 | 112 | 15 | |||
300 | 72 | 87 | 12 | |||
Pd(2.0)-Cu-Cr | ″ | ″ | 150 | 374 | 14 | 2 |
200 | 188 | 34 | 5 | |||
250 | 159 | 72 | 10 | |||
300 | 248 | 21 | 3 | |||
Pt(2.0)-Fe | ″ | 10나 ) | 150 | 470 | 7 | 1 |
200 | 475 | 3 | 1 | |||
250 | 463 | 11 | 1 | |||
300 | 475 | 1 | 0 | |||
Pt(2.0)-Mn | ″ | ″ | 150 | 299 | 7 | 1 |
200 | 58 | 60 | 8 | |||
250 | 68 | 59 | 8 | |||
300 | 146 | 39 | 5 | |||
Pt(2.0)-Fe-Mn | ″ | ″ | 150 | 379 | 8 | 1 |
200 | 53 | 108 | 14 | |||
250 | 26 | 109 | 14 | |||
300 | 33 | 79 | 10 |
촉매 | 충전량 | 산소 함량 (%) |
온도 (oC) |
제거 한계 (%) |
NO2 전환율 (%) |
수소 효율 (%) |
Pt(2.0)-Fe-Mn | 0.1 g | 10 | 150 | 379 | 8 | 1 |
200 | 53 | 108 | 14 | |||
250 | 26 | 109 | 14 | |||
300 | 33 | 79 | 10 | |||
Pt(2.0)-Fe-Mn과 Fe-BEA | 각 0.1 g씩 0.2 g 추가 | ″ | 150 | 372 | 10 | 1 |
200 | 24 | 133 | 16 | |||
250 | 26 | 111 | 14 | |||
300 | 33 | 91 | 11 |
촉매 |
NO2 흡착량 (mg/g) | |
흡착량 | 흡장량 | |
Pt(2.0)-Fe-Mn | 182 | 181 |
Pt(2.0)-Fe-Mn(수처리) | 72 | 66 |
Pt(2.0)-Fe-Mn(수열처리) | 84 | 82 |
촉매 | 충전량 (g) |
산소 함량 (%) |
온도 (oC) |
제거 한계 (ppm) |
NO2 전환율 (%) |
수소 효율 (%) |
Pt(2.0)-Fe-Mn | 0.1 | 5 | 150 | 385 | 17 | 2 |
200 | 34 | 124 | 16 | |||
250 | 21 | 128 | 17 | |||
300 | 30 | 89 | 12 | |||
Pt(2.0)-Fe-Mn(수처리) | ″ | ″ | 150 | 66 | 73 | 10 |
200 | 39 | 114 | 15 | |||
250 | 26 | 107 | 14 | |||
300 | 50 | 81 | 11 | |||
Pt(2.0)-Fe-Mn(수열처리) | ″ | ″ | 150 | 450 | 2 | 1 |
200 | 147 | 28 | 4 | |||
250 | 86 | 84 | 11 | |||
300 | 39 | 121 | 16 |
촉매 |
SO2 흡착량 (mg/g) | NO2 흡착량 (mg/g) | ||
배기 전 | 배기 후 | 배기 전 | 배기 후 | |
Pt(2.0)-Fe-Mn | - | - | 182 | 181 |
Pt(2.0)-Fe-Mn(피독) | 13 | 13 | 68 | 64 |
촉매 | 충전량 (g) |
산소 함량 (%) |
온도 (oC) |
제거 한계 (ppm) |
NO2 전환율 (%) |
수소 효율 (%) |
Pt(2.0)-Fe-Mn | 0.1 | 5 | 150 | 385 | 17 | 1 |
200 | 34 | 124 | 16 | |||
Pt(2.0)-Fe-Mn(피독) | ″ | ″ | 150 | 285 | 15 | 2 |
200 | 35 | 108 | 14 |
Claims (9)
- Fe2O3 및 MnO2이 공침되어 혼합된, 수소를 환원제로 이용하여 질소산화물을 환원제거하기 위한 복합산화물 촉매.
- 제 1항에 있어서, Fe2O3 및 MnO2의 중량 조성비는 2:1 내지 1:0.5인 것을 특징으로 하는, 수소를 환원제로 이용하여 질소산화물을 환원제거하기 위한 복합산화물 촉매.
- 제1항에 있어서, 백금 및 팔라듐으로 구성된 그룹에서 선택되는 하나의 귀금속이 0.1~2 wt%로 담지된 것을 특징으로 하는, 수소를 환원제로 이용하여 질소산화물을 환원제거하기 위한 복합산화물 촉매.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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KR1020080075102A KR100962082B1 (ko) | 2008-07-31 | 2008-07-31 | 수소를 이용한 질소산화물의 환원제거용 촉매 및 이를이용한 질소산화물의 환원제거 방법 |
PCT/KR2008/004571 WO2010013856A2 (en) | 2008-07-31 | 2008-08-06 | Catalysts for nox reduction employing h2 and a method of reducing nox |
US13/056,281 US20110150742A1 (en) | 2008-07-31 | 2008-08-06 | Catalysts for nox reduction employing h2 and a method of reducing nox |
EP08793085.5A EP2313196B1 (en) | 2008-07-31 | 2008-08-06 | Use of catalysts for nox reduction employing h2 |
US13/724,499 US8668893B2 (en) | 2008-07-31 | 2012-12-21 | Catalysts for NOx reduction employing H2 and a method of reducing NOx |
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KR1020080075102A KR100962082B1 (ko) | 2008-07-31 | 2008-07-31 | 수소를 이용한 질소산화물의 환원제거용 촉매 및 이를이용한 질소산화물의 환원제거 방법 |
Publications (2)
Publication Number | Publication Date |
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KR100962082B1 true KR100962082B1 (ko) | 2010-06-09 |
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Country Status (4)
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US (2) | US20110150742A1 (ko) |
EP (1) | EP2313196B1 (ko) |
KR (1) | KR100962082B1 (ko) |
WO (1) | WO2010013856A2 (ko) |
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KR20230146242A (ko) | 2022-04-12 | 2023-10-19 | 한국화학연구원 | 수소를 이용한 선택적 촉매환원 반응용 저온 탈질촉매 및 그 제조방법 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9511350B2 (en) | 2013-05-10 | 2016-12-06 | Clean Diesel Technologies, Inc. (Cdti) | ZPGM Diesel Oxidation Catalysts and methods of making and using same |
US9511355B2 (en) | 2013-11-26 | 2016-12-06 | Clean Diesel Technologies, Inc. (Cdti) | System and methods for using synergized PGM as a three-way catalyst |
US20140274662A1 (en) | 2013-03-15 | 2014-09-18 | Cdti | Systems and Methods for Variations of ZPGM Oxidation Catalysts Compositions |
US9545626B2 (en) | 2013-07-12 | 2017-01-17 | Clean Diesel Technologies, Inc. | Optimization of Zero-PGM washcoat and overcoat loadings on metallic substrate |
CN110280253B (zh) * | 2013-07-31 | 2023-04-07 | 研究三角协会 | 混合金属铁氧化物及其应用 |
US20150148224A1 (en) * | 2013-11-26 | 2015-05-28 | Clean Diesel Technologies Inc. (CDTI) | Oxygen Storage Capacity and Thermal Stability of Synergized PGM Catalyst Systems |
US9511358B2 (en) | 2013-11-26 | 2016-12-06 | Clean Diesel Technologies, Inc. | Spinel compositions and applications thereof |
GB201401115D0 (en) | 2014-01-23 | 2014-03-12 | Johnson Matthey Plc | Diesel oxidation catalyst and exhaust system |
JP2016087587A (ja) * | 2014-11-10 | 2016-05-23 | トヨタ自動車株式会社 | NOx選択還元用排ガス浄化触媒及び排ガス浄化方法 |
CN105854892B (zh) * | 2016-04-13 | 2018-05-22 | 沈阳大学 | 多孔棒状尖晶石结构催化剂的制备方法 |
US10717074B2 (en) | 2016-06-21 | 2020-07-21 | Haldor Topsoe A/S | Method for preparation of a monolithic catalyst for the reduction of nitrogen oxides, VOC and carbon monoxide in an off-gas |
CN107511152A (zh) * | 2017-09-17 | 2017-12-26 | 王兴利 | 一种可用于汽车尾气NOx高效催化的纳米多孔网柱材料及其制备方法 |
CN108772057B (zh) * | 2018-06-28 | 2020-12-08 | 广东工业大学 | 一种低温scr氧化锰催化剂及其制备方法和应用 |
US20220168712A1 (en) * | 2019-03-07 | 2022-06-02 | The Chugoku Electric Power Co., Inc. | Denitration catalyst and method for manufacturing same |
CN110090645A (zh) * | 2019-05-10 | 2019-08-06 | 天河(保定)环境工程有限公司 | 一种联合脱硝脱二噁英催化剂及其制备方法 |
CN110339711A (zh) * | 2019-07-31 | 2019-10-18 | 湘潭南方环保科技开发有限公司 | 一种生物质锅炉scr催化还原法脱硝工艺 |
CN110404553A (zh) * | 2019-08-05 | 2019-11-05 | 无锡威孚环保催化剂有限公司 | 具有抗水抗硫性的低温scr脱硝催化剂及其制备方法 |
CN115245827A (zh) * | 2021-12-17 | 2022-10-28 | 中国石油天然气股份有限公司 | 一种共沉淀-浸渍制备一氧化二氮分解催化剂的方法 |
EP4282513A1 (en) * | 2022-05-23 | 2023-11-29 | Basf Corporation | Improved catalysts for selective nox reduction using hydrogen |
CN115364892B (zh) * | 2022-08-05 | 2024-03-01 | 东风商用车有限公司 | 用于柴油车尾气后处理系统的钒基催化剂及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1033944A (ja) | 1996-07-25 | 1998-02-10 | Agency Of Ind Science & Technol | 窒素酸化物接触還元除去触媒及び窒素酸化物接触還元除去方法 |
JPH1066869A (ja) | 1997-05-30 | 1998-03-10 | Sakai Chem Ind Co Ltd | 窒素酸化物分解触媒 |
KR100592085B1 (ko) | 2004-08-20 | 2006-06-21 | 한국화학연구원 | 디젤자동차 배출 질소산화물 정화용 촉매 및 이를 이용한질소산화물의 정화방법 |
Family Cites Families (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1283247B (de) * | 1965-09-24 | 1968-11-21 | Degussa | Oxydationskatalysator zur Verwendung bei erhoehter Temperatur, insbesondere fuer die Reinigung von Abgasen aus Verbrennungsmotoren und Industrieanlagen |
US3691097A (en) * | 1970-06-15 | 1972-09-12 | Du Pont | Uniform composite structures of catalyst and fibrous refractory |
US4029738A (en) * | 1971-12-02 | 1977-06-14 | Societe Francaise Des Produits Pour Catalyse | Decomposing nitrogen oxides with nickel-iron-chromium catalysts |
US4105590A (en) * | 1972-03-25 | 1978-08-08 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler | Catalysts and the process for their production |
US3915896A (en) * | 1972-08-18 | 1975-10-28 | Ici Ltd | Catalytic process |
US3907716A (en) * | 1974-03-22 | 1975-09-23 | American Cyanamid Co | Copper oxidation catalysts and method for preparing the same |
JPS50133995A (ko) * | 1974-04-11 | 1975-10-23 | ||
US3962140A (en) * | 1975-03-10 | 1976-06-08 | The Harshaw Chemical Company | Nickel-copper-molybdenum methanation catalyst |
US4105745A (en) * | 1975-11-17 | 1978-08-08 | Ube Industries, Ltd. | Catalyst and process for reducing nitrogen oxides |
FR2495957B1 (fr) * | 1980-12-17 | 1986-09-12 | Pro Catalyse | Catalyseur et procede perfectionnes pour le traitement des gaz d'echappement des moteurs a combustion interne |
US4748144A (en) * | 1986-08-13 | 1988-05-31 | Eastman Kodak Company | Delafossite mixed metal oxide catalysts and method for their preparation |
DE3740289A1 (de) * | 1987-11-27 | 1989-06-08 | Degussa | Katalysator zur selektiven reduktion von stickoxiden mit ammoniak |
GB8802780D0 (en) * | 1988-02-08 | 1988-03-09 | Ti Corporate Services | Vehicle exhaust gas catalysts |
US5120695A (en) * | 1989-07-28 | 1992-06-09 | Degusaa Aktiengesellschaft (Degussa Ag) | Catalyst for purifying exhaust gases from internal combustion engines and gas turbines operated at above the stoichiometric ratio |
US5258340A (en) * | 1991-02-15 | 1993-11-02 | Philip Morris Incorporated | Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts |
US5162284A (en) * | 1991-08-05 | 1992-11-10 | Exxon Research And Engineering Co. | Copper promoted cobalt-manganese spinel catalyst and method for making the catalyst for Fischer-Tropsch synthesis |
DE4212020A1 (de) * | 1992-04-09 | 1993-10-14 | Consortium Elektrochem Ind | Katalysator für die katalytische Nachverbrennung von Kohlenmonoxid und/oder oxidierbare organische Verbindungen enthaltenden Abgasen |
US5243095A (en) * | 1992-04-24 | 1993-09-07 | Engelhard Corporation | Hydrogenation catalyst, process for preparing and process for using said catalyst |
US5830425A (en) * | 1993-02-09 | 1998-11-03 | Sud-Chemie Ag | Chromium-free catalyst based on iron oxide for conversion of carbon monoxide |
US5502019A (en) * | 1994-07-15 | 1996-03-26 | Philip Morris Incorporated | Conversion of carbon monoxide using cobalt-based metal oxide catalysts |
ATE235962T1 (de) * | 1995-09-26 | 2003-04-15 | Kobe Steel Ltd | Mittel zur entfernung von giftgas |
JP3042601B2 (ja) * | 1996-10-31 | 2000-05-15 | ファイラックインターナショナル株式会社 | 流体燃料の改質用セラミックス触媒を用いた内燃機関及 びこれを使用した交通輸送用又は発電用手段 |
DE19724545A1 (de) * | 1997-06-11 | 1998-12-24 | Basf Ag | Speicherkatalysator |
US7288182B1 (en) * | 1997-07-15 | 2007-10-30 | Exxonmobil Research And Engineering Company | Hydroprocessing using bulk Group VIII/Group VIB catalysts |
GB9800325D0 (en) * | 1998-01-09 | 1998-03-04 | Johnson Matthey Plc | Improvements in catalytic materials |
DE19815608A1 (de) * | 1998-04-07 | 1999-10-14 | Emitec Emissionstechnologie | Katalytisch wirksame Struktur |
AU3601900A (en) * | 1999-02-22 | 2000-09-04 | Symyx Technologies, Inc. | Compositions comprising nickel and their use as catalyst in oxidative dehydrogenation of alkanes |
IT1312340B1 (it) * | 1999-06-03 | 2002-04-15 | Enichem Spa | Sistema catalitico e procedimento per la deidrogenazione ossidativa dialchilaromatici o paraffine ai corrispondenti alchenilaromatici o alle |
US6444845B1 (en) * | 2000-04-28 | 2002-09-03 | Saudia Basic Industries Corporation | Process for the oxidation of unsaturated aldehydes to produce carboxylic acids using Mo-V based catalysts |
DE10022842A1 (de) * | 2000-05-10 | 2001-11-22 | Dmc2 Degussa Metals Catalysts | Strukturierter Katalysator für die selektive Reduktion von Stickoxiden mittels Ammoniak unter Verwendung einer zu Ammoniak hydrolysierbaren Verbindung |
IT1319198B1 (it) * | 2000-10-11 | 2003-09-26 | Sued Chemie Mt Srl | Catalizzatori per ossidazione. |
EP1270068B1 (en) * | 2001-06-18 | 2006-04-19 | Rohm And Haas Company | Preparation of hydrothermally synthesized Mo-V-M-X oxide catalysts for the selective oxidation of hydrocarbons |
US7135153B2 (en) * | 2002-03-07 | 2006-11-14 | Southwest Research Institute | NOx reduction system for diesel engines, using hydrogen selective catalytic reduction |
AU2003265592A1 (en) * | 2002-08-22 | 2004-03-11 | E.I. Du Pont De Nemours And Company | Nickel-substituted and mixed nickel-and-cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors |
EP1407819A3 (en) * | 2002-10-01 | 2004-06-23 | Rohm And Haas Company | Hydrothermally synthesized Mo-V-M-Nb-X oxide catalysts for the selective oxidation of hydrocarbons |
AU2003297313A1 (en) * | 2002-12-20 | 2004-07-22 | Honda Giken Kogyo Kabushiki Kaisha | Platinum-free ruthenium-cobalt catalyst formulations for hydrogen generation |
US7771702B2 (en) * | 2003-02-20 | 2010-08-10 | University Of Iowa Research Foundation | Sulfur-tolerant catalysts and related precursors and processes |
TW200418570A (en) * | 2003-02-24 | 2004-10-01 | Shell Int Research | Catalyst composition, its preparation and use |
DE102004014918A1 (de) * | 2004-03-26 | 2005-10-13 | Basf Ag | Katalysator mit einer Silber-Vanadiumoxidphase und einer Promotorphase |
GB0413767D0 (en) * | 2004-06-21 | 2004-07-21 | Johnson Matthey Plc | Metal oxide sols |
US7371358B2 (en) * | 2004-10-25 | 2008-05-13 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Catalyst for treatment and control of post-combustion emissions |
US7615194B2 (en) * | 2005-01-26 | 2009-11-10 | Nichias Corporation | Purification composition and filter for ozone-containing exhaust gas |
EP1866083B1 (en) * | 2005-03-24 | 2021-06-30 | University of Regina | Nickel on Ceria/Zirconia catalyst |
US8062552B2 (en) * | 2005-05-19 | 2011-11-22 | Brookhaven Science Associates, Llc | Electrocatalyst for oxygen reduction with reduced platinum oxidation and dissolution rates |
WO2007004774A1 (en) | 2005-07-06 | 2007-01-11 | Heesung Catalysts Corporation | An oxidation catalyst for nh3 and an apparatus for treating slipped or scrippedd nh3 |
EP1810751A1 (de) * | 2006-01-20 | 2007-07-25 | Universität Karlsruhe (TH) | Verfahren zur Herstellung eines eisenhaltigen SCR-Katalysators |
US7771669B2 (en) * | 2006-03-20 | 2010-08-10 | Ford Global Technologies, Llc | Soot oxidation catalyst and method of making |
US20080127638A1 (en) | 2006-12-01 | 2008-06-05 | Marius Vaarkamp | Emission Treatment Systems and Methods |
EP2117702B1 (en) * | 2007-02-27 | 2020-11-11 | BASF Corporation | Bifunctional catalysts for selective ammonia oxidation |
-
2008
- 2008-07-31 KR KR1020080075102A patent/KR100962082B1/ko active IP Right Grant
- 2008-08-06 WO PCT/KR2008/004571 patent/WO2010013856A2/en active Application Filing
- 2008-08-06 EP EP08793085.5A patent/EP2313196B1/en active Active
- 2008-08-06 US US13/056,281 patent/US20110150742A1/en not_active Abandoned
-
2012
- 2012-12-21 US US13/724,499 patent/US8668893B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1033944A (ja) | 1996-07-25 | 1998-02-10 | Agency Of Ind Science & Technol | 窒素酸化物接触還元除去触媒及び窒素酸化物接触還元除去方法 |
JPH1066869A (ja) | 1997-05-30 | 1998-03-10 | Sakai Chem Ind Co Ltd | 窒素酸化物分解触媒 |
KR100592085B1 (ko) | 2004-08-20 | 2006-06-21 | 한국화학연구원 | 디젤자동차 배출 질소산화물 정화용 촉매 및 이를 이용한질소산화물의 정화방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20230146242A (ko) | 2022-04-12 | 2023-10-19 | 한국화학연구원 | 수소를 이용한 선택적 촉매환원 반응용 저온 탈질촉매 및 그 제조방법 |
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WO2010013856A3 (en) | 2010-07-15 |
KR20100013534A (ko) | 2010-02-10 |
US20110150742A1 (en) | 2011-06-23 |
US20130156669A1 (en) | 2013-06-20 |
EP2313196B1 (en) | 2020-08-05 |
WO2010013856A2 (en) | 2010-02-04 |
US8668893B2 (en) | 2014-03-11 |
EP2313196A2 (en) | 2011-04-27 |
EP2313196A4 (en) | 2017-02-22 |
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