KR20110008778A - 탈황용 액상촉매 조성물 - Google Patents
탈황용 액상촉매 조성물 Download PDFInfo
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- KR20110008778A KR20110008778A KR1020090066292A KR20090066292A KR20110008778A KR 20110008778 A KR20110008778 A KR 20110008778A KR 1020090066292 A KR1020090066292 A KR 1020090066292A KR 20090066292 A KR20090066292 A KR 20090066292A KR 20110008778 A KR20110008778 A KR 20110008778A
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- South Korea
- Prior art keywords
- solution
- acid
- catalyst
- iron
- composition
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- 239000003054 catalyst Substances 0.000 title claims abstract description 59
- 239000000203 mixture Substances 0.000 title claims abstract description 36
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 26
- 230000023556 desulfurization Effects 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 title claims abstract description 18
- 239000013522 chelant Substances 0.000 claims abstract description 36
- 235000019796 monopotassium phosphate Nutrition 0.000 claims abstract description 5
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 68
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 22
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 19
- -1 Fe (NO 3 ) 3 Chemical class 0.000 claims description 17
- 239000011734 sodium Substances 0.000 claims description 16
- 230000009918 complex formation Effects 0.000 claims description 13
- 150000007524 organic acids Chemical class 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 8
- 235000006408 oxalic acid Nutrition 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 6
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 5
- 239000003381 stabilizer Substances 0.000 claims description 5
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 5
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 4
- 235000005985 organic acids Nutrition 0.000 claims description 4
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 4
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 3
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 3
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 3
- 239000011976 maleic acid Substances 0.000 claims description 3
- 235000002906 tartaric acid Nutrition 0.000 claims description 3
- 239000011975 tartaric acid Substances 0.000 claims description 3
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 2
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 claims description 2
- 239000000600 sorbitol Substances 0.000 claims description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- 159000000014 iron salts Chemical class 0.000 claims 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 claims 1
- 235000019799 monosodium phosphate Nutrition 0.000 claims 1
- 239000003921 oil Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 abstract description 16
- 239000012153 distilled water Substances 0.000 abstract description 15
- 229940071106 ethylenediaminetetraacetate Drugs 0.000 abstract description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 4
- 235000017550 sodium carbonate Nutrition 0.000 abstract description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract description 3
- 230000003009 desulfurizing effect Effects 0.000 abstract 2
- 229910002554 Fe(NO3)3·9H2O Inorganic materials 0.000 abstract 1
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 abstract 1
- 229910000396 dipotassium phosphate Inorganic materials 0.000 abstract 1
- 235000019797 dipotassium phosphate Nutrition 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 229940111688 monobasic potassium phosphate Drugs 0.000 abstract 1
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 43
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 15
- 238000001556 precipitation Methods 0.000 description 14
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- 235000011121 sodium hydroxide Nutrition 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229940061720 alpha hydroxy acid Drugs 0.000 description 5
- 150000001280 alpha hydroxy acids Chemical class 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 235000015165 citric acid Nutrition 0.000 description 5
- 239000008139 complexing agent Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229910021645 metal ion Inorganic materials 0.000 description 5
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 4
- 238000010668 complexation reaction Methods 0.000 description 4
- 238000010494 dissociation reaction Methods 0.000 description 4
- 230000005593 dissociations Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000001630 malic acid Substances 0.000 description 4
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000002738 chelating agent Substances 0.000 description 3
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000001530 fumaric acid Substances 0.000 description 2
- 150000002505 iron Chemical class 0.000 description 2
- 150000002506 iron compounds Chemical class 0.000 description 2
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 235000011090 malic acid Nutrition 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- JVXHQHGWBAHSSF-UHFFFAOYSA-L 2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;hydron;iron(2+) Chemical compound [H+].[H+].[Fe+2].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O JVXHQHGWBAHSSF-UHFFFAOYSA-L 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-L Oxalate Chemical compound [O-]C(=O)C([O-])=O MUBZPKHOEPUJKR-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- IXGIXILVXOCZSV-UHFFFAOYSA-N acetic acid;cyclohexane-1,1-diamine Chemical compound CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O.NC1(N)CCCCC1 IXGIXILVXOCZSV-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007798 antifreeze agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 229910000397 disodium phosphate Inorganic materials 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 235000011087 fumaric acid Nutrition 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000797 iron chelating agent Substances 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 150000004698 iron complex Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/28—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of the platinum group metals, iron group metals or copper
- B01J31/30—Halides
-
- 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
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- 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
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
- B01J35/27—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a liquid or molten state
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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)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
Abstract
Description
시료 |
Inlet 조건 |
Outlet 조건 (15분후) |
|||||
H2S농도 |
Gas 유속 (m/s) |
Gas유량 (m3/hr) |
Air 유속 (m/s) |
Air 유량 (m3/hr) |
체류시간 (sec) |
배출농도 (ppm) |
|
실시예5 |
5,000 | 0.5 | 3.53 | 0.5 | 3.53 | 0.49 | 12.5 |
5,000 | 0.25 | 1.77 | 0.5 | 3.53 | 0.37 | 6.3 | |
증류수 | 5,000 | 0.5 | 3.53 | 650 | |||
비교예1 |
5,000 | 0.5 | 3.53 | 0.5 | 3.53 | 0.49 | 25 |
5,000 | 0.25 | 1.77 | 0.5 | 3.53 | 0.37 | 12.5 |
Claims (6)
- 0.0001 ~ 1.0M범위의 Fe(NO3)3, FeCl3, FeSO4 와 같은 수가용성 철염, 0.0001 ~ 2.4 M의 유기산 및 그 짝염, 0.0001 ~ 2.0M 의 pH 안정제 및 기타 첨가제로 구성되는 탈황용 액상촉매 조성물.
- 청구항 1에서 유기산은 옥살산, 시트르산, 말레인산, 주석산과 같은 유기약산으로 Fe(III)-유기산과의 착체형성상수가 50> logKf(III) > 4.0 이상이며, Fe(II)-유기산과의 착체형성상수가 30>logKf(II) > 2.0 이상인 것을 특징으로 하는 조성물.
- 청구항 1에서 유기산과 철이온의 몰비가 0.1 ~ 3.0 인 것을 특징으로 하는 조성물.
- 청구항 1에서 철-유기산킬레이트 촉매용액의 pH가 5 ~ 10 인 것을 특징으로 하는 조성물.
- 청구항 1에서 pH 안정제로는 인산일수소나트륨(Na2HPO4), 인산이수소나튜륨(NaH2PO4), 인산일수소칼륨(K2HPO4), 인산이수소칼륨(KH2PO4) 가운데 적어도 2개 이 상 혼합하여 용액의 pH를 조절하는 것을 특징으로 하는 조성물.
- 청구항 1에서 기타첨가제로 Ammonium thiosulfate 0.0001~1.0 M, Sorbitol 0.0001~0.5M, Na2S2O3 0.0001~1.0M, Ethylen glycol 0.0001~1.0M, t-Butanol 0.0003~1.0 M, Silicon oil 0.005~5 %를 전부 또는 선택되어진 하나 이상을 포함하는 액상탈황촉매 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090066292A KR101113587B1 (ko) | 2009-07-21 | 2009-07-21 | 탈황용 액상촉매 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090066292A KR101113587B1 (ko) | 2009-07-21 | 2009-07-21 | 탈황용 액상촉매 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110008778A true KR20110008778A (ko) | 2011-01-27 |
KR101113587B1 KR101113587B1 (ko) | 2012-02-20 |
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KR1020090066292A KR101113587B1 (ko) | 2009-07-21 | 2009-07-21 | 탈황용 액상촉매 조성물 |
Country Status (1)
Country | Link |
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KR (1) | KR101113587B1 (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101254129B1 (ko) * | 2013-01-16 | 2013-04-12 | 주식회사 스노젠 | 혐기성 소화가스로부터 황화합물을 제거하기 위한 액체형 탈황조성물 |
KR101477011B1 (ko) * | 2013-03-07 | 2014-12-29 | 유 득 김 | 탈황용 액상촉매 조성물 |
KR101497126B1 (ko) * | 2012-06-27 | 2015-03-03 | 정지호 | 탈황용 액상촉매 조성물 및 이의 제조방법 |
CN110421130A (zh) * | 2019-06-04 | 2019-11-08 | 重庆大学 | 一种燃煤烟气湿法脱硫石膏中硫的高效分离方法 |
KR102400718B1 (ko) * | 2021-10-26 | 2022-05-20 | 정충의 | 바이오 가스 정제방법 |
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KR101774443B1 (ko) * | 2015-10-21 | 2017-09-13 | 한국화학연구원 | 바이오가스의 황화수소의 제거를 위한 액상촉매 조성물 |
KR101791429B1 (ko) * | 2016-10-27 | 2017-10-31 | 주식회사 해림엔지니어링 | 탈황용 액상촉매 조성물 |
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KR100343567B1 (ko) * | 1999-08-25 | 2002-07-19 | 최영기 | 황화수소가스 제거용 철촉매조성물 |
KR20020060295A (ko) * | 2001-01-10 | 2002-07-18 | 조경숙 | 철-착화물 액상촉매를 이용한 황화수소 가스의 제거방법 |
KR100549544B1 (ko) * | 2001-04-25 | 2006-02-06 | 비앤이테크(주) | 황화수소 및 황화수소/아황산가스 동시 제거용 액상철착물 조성물 |
EP1656992B1 (en) * | 2004-11-10 | 2009-02-18 | Research Institute of Petroleum Industry | Method for the preparation of a catalytic composition for oxidation-reduction process for effecting the catalytic oxidation of hydrogen sulfide in gas strains |
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KR101497126B1 (ko) * | 2012-06-27 | 2015-03-03 | 정지호 | 탈황용 액상촉매 조성물 및 이의 제조방법 |
KR101254129B1 (ko) * | 2013-01-16 | 2013-04-12 | 주식회사 스노젠 | 혐기성 소화가스로부터 황화합물을 제거하기 위한 액체형 탈황조성물 |
KR101477011B1 (ko) * | 2013-03-07 | 2014-12-29 | 유 득 김 | 탈황용 액상촉매 조성물 |
CN110421130A (zh) * | 2019-06-04 | 2019-11-08 | 重庆大学 | 一种燃煤烟气湿法脱硫石膏中硫的高效分离方法 |
KR102400718B1 (ko) * | 2021-10-26 | 2022-05-20 | 정충의 | 바이오 가스 정제방법 |
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