CN103861615A - 一种用于汽车尾气净化的催化剂及其制备方法 - Google Patents
一种用于汽车尾气净化的催化剂及其制备方法 Download PDFInfo
- Publication number
- CN103861615A CN103861615A CN201210546840.9A CN201210546840A CN103861615A CN 103861615 A CN103861615 A CN 103861615A CN 201210546840 A CN201210546840 A CN 201210546840A CN 103861615 A CN103861615 A CN 103861615A
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- Prior art keywords
- soft metal
- catalyst
- nitrate
- water
- vehicle exhaust
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- Granted
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims description 30
- 238000000746 purification Methods 0.000 title abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims abstract description 66
- 239000002184 metal Substances 0.000 claims abstract description 66
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 230000003647 oxidation Effects 0.000 claims abstract description 11
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000013329 compounding Methods 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 16
- 229910001868 water Inorganic materials 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- 229910052763 palladium Inorganic materials 0.000 claims description 14
- 229910052703 rhodium Inorganic materials 0.000 claims description 14
- 239000010948 rhodium Substances 0.000 claims description 14
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 14
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910002651 NO3 Inorganic materials 0.000 claims description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000004317 sodium nitrate Substances 0.000 claims description 7
- 235000010344 sodium nitrate Nutrition 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 229910052684 Cerium Inorganic materials 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 5
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- BNUDRLITYNMTPD-UHFFFAOYSA-N acetic acid;zirconium Chemical compound [Zr].CC(O)=O BNUDRLITYNMTPD-UHFFFAOYSA-N 0.000 claims description 5
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 5
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 claims description 5
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 5
- YWECOPREQNXXBZ-UHFFFAOYSA-N praseodymium(3+);trinitrate Chemical compound [Pr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O YWECOPREQNXXBZ-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 4
- 239000011247 coating layer Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000002243 precursor Substances 0.000 claims description 4
- 238000006555 catalytic reaction Methods 0.000 claims description 3
- 238000000975 co-precipitation Methods 0.000 claims description 3
- 238000004945 emulsification Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 3
- 235000010288 sodium nitrite Nutrition 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052788 barium Inorganic materials 0.000 claims description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052702 rhenium Inorganic materials 0.000 claims description 2
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 229910052712 strontium Inorganic materials 0.000 claims description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 14
- 229930195733 hydrocarbon Natural products 0.000 abstract description 12
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 11
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 9
- 238000007598 dipping method Methods 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 238000011068 loading method Methods 0.000 abstract description 2
- 238000001354 calcination Methods 0.000 abstract 1
- 239000000084 colloidal system Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 33
- 238000002360 preparation method Methods 0.000 description 14
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- 239000004215 Carbon black (E152) Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 229910000510 noble metal Inorganic materials 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000000505 pernicious effect Effects 0.000 description 5
- 239000012752 auxiliary agent Substances 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
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- 229910052746 lanthanum Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- RMHOJTYYBCDFNG-UHFFFAOYSA-N O=[C].O=[N] Chemical compound O=[C].O=[N] RMHOJTYYBCDFNG-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical group O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910004625 Ce—Zr Inorganic materials 0.000 description 1
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
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- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
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- 229910052721 tungsten Inorganic materials 0.000 description 1
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Classifications
-
- 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
Landscapes
- Catalysts (AREA)
Abstract
Description
有害气体 | 碳氢化合物 | 一氧化碳 | 氮氧化物 |
空白数值g/km | 0.52 | 4.2 | 0.31 |
实施例1测定值g/km | 0.03 | 0.24 | 0.028 |
国IV排放限值g/km | 0.1 | 1.0 | 0.08 |
去除率% | 94.2 | 94.2 | 91.0 |
有害气体 | 碳氢化合物 | 一氧化碳 | 氮氧化物 |
空白数值g/km | 0.52 | 4.2 | 0.31 |
本发明测定值g/km | 0.07 | 0.68 | 0.059 |
国IV排放限值g/km | 0.1 | 1.0 | 0.08 |
去除率% | 86.5 | 83.8 | 81.0 |
Claims (9)
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CN201210546840.9A CN103861615B (zh) | 2012-12-14 | 2012-12-14 | 一种用于汽车尾气净化的催化剂及其制备方法 |
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CN103861615A true CN103861615A (zh) | 2014-06-18 |
CN103861615B CN103861615B (zh) | 2015-09-09 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105032415A (zh) * | 2015-05-08 | 2015-11-11 | 湖南凯美达环保科技有限公司 | 机动车尾气催化剂及其制备方法和使用方法 |
CN105664938A (zh) * | 2015-12-29 | 2016-06-15 | 四川力久知识产权服务有限公司 | 一种玄武岩纤维汽车尾气净化材料及其制备方法 |
CN112108154A (zh) * | 2020-10-16 | 2020-12-22 | 上海纳米技术及应用国家工程研究中心有限公司 | 一种臭氧敏感性甲醛去除催化剂及其制备方法和应用 |
CN113634264A (zh) * | 2021-07-12 | 2021-11-12 | 合肥神舟催化净化器股份有限公司 | 一种含镍汽车尾气催化剂及其制备方法 |
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CN1830566A (zh) * | 2006-04-18 | 2006-09-13 | 天津大学 | FeCrAl载体上涂覆铜铈催化剂的制备方法 |
CN101456015A (zh) * | 2007-12-14 | 2009-06-17 | 中国第一汽车集团公司 | 一种改善铝溶胶涂敷的微翅化技术 |
CN101518745A (zh) * | 2009-04-03 | 2009-09-02 | 西北有色金属研究院 | 一种机动车尾气净化器用金属纤维载体的制备方法 |
-
2012
- 2012-12-14 CN CN201210546840.9A patent/CN103861615B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1830566A (zh) * | 2006-04-18 | 2006-09-13 | 天津大学 | FeCrAl载体上涂覆铜铈催化剂的制备方法 |
CN101456015A (zh) * | 2007-12-14 | 2009-06-17 | 中国第一汽车集团公司 | 一种改善铝溶胶涂敷的微翅化技术 |
CN101518745A (zh) * | 2009-04-03 | 2009-09-02 | 西北有色金属研究院 | 一种机动车尾气净化器用金属纤维载体的制备方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105032415A (zh) * | 2015-05-08 | 2015-11-11 | 湖南凯美达环保科技有限公司 | 机动车尾气催化剂及其制备方法和使用方法 |
CN105664938A (zh) * | 2015-12-29 | 2016-06-15 | 四川力久知识产权服务有限公司 | 一种玄武岩纤维汽车尾气净化材料及其制备方法 |
CN105664938B (zh) * | 2015-12-29 | 2018-09-18 | 四川力久知识产权服务有限公司 | 一种玄武岩纤维汽车尾气净化材料及其制备方法 |
CN112108154A (zh) * | 2020-10-16 | 2020-12-22 | 上海纳米技术及应用国家工程研究中心有限公司 | 一种臭氧敏感性甲醛去除催化剂及其制备方法和应用 |
CN113634264A (zh) * | 2021-07-12 | 2021-11-12 | 合肥神舟催化净化器股份有限公司 | 一种含镍汽车尾气催化剂及其制备方法 |
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