CN100444955C - 氧化铈/氧化锆复合介孔三效催化材料及其制备方法 - Google Patents
氧化铈/氧化锆复合介孔三效催化材料及其制备方法 Download PDFInfo
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- CN100444955C CN100444955C CNB2005101124089A CN200510112408A CN100444955C CN 100444955 C CN100444955 C CN 100444955C CN B2005101124089 A CNB2005101124089 A CN B2005101124089A CN 200510112408 A CN200510112408 A CN 200510112408A CN 100444955 C CN100444955 C CN 100444955C
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- Prior art keywords
- cerium oxide
- zirconium
- dissolved
- deionized water
- ion
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- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 9
- 229910000420 cerium oxide Inorganic materials 0.000 title claims description 25
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 title claims description 25
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 title abstract description 6
- 229910001928 zirconium oxide Inorganic materials 0.000 title description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 12
- 238000002360 preparation method Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- -1 zirconium ions Chemical class 0.000 claims abstract description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000004094 surface-active agent Substances 0.000 claims abstract description 9
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000011148 porous material Substances 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 238000009826 distribution Methods 0.000 claims abstract description 6
- 238000010335 hydrothermal treatment Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000001132 ultrasonic dispersion Methods 0.000 claims abstract description 4
- 238000001354 calcination Methods 0.000 claims description 14
- GBNDTYKAOXLLID-UHFFFAOYSA-N zirconium(4+) ion Chemical compound [Zr+4] GBNDTYKAOXLLID-UHFFFAOYSA-N 0.000 claims description 10
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- 239000010970 precious metal Substances 0.000 claims description 5
- 229910021645 metal ion Inorganic materials 0.000 claims description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 2
- 150000005215 alkyl ethers Chemical class 0.000 claims description 2
- 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 2
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 claims description 2
- 229910000333 cerium(III) sulfate Inorganic materials 0.000 claims description 2
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 2
- UJVRJBAUJYZFIX-UHFFFAOYSA-N nitric acid;oxozirconium Chemical compound [Zr]=O.O[N+]([O-])=O.O[N+]([O-])=O UJVRJBAUJYZFIX-UHFFFAOYSA-N 0.000 claims description 2
- RVGRUAULSDPKGF-UHFFFAOYSA-N Poloxamer Chemical group C1CO1.CC1CO1 RVGRUAULSDPKGF-UHFFFAOYSA-N 0.000 claims 1
- 229910000510 noble metal Inorganic materials 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 4
- 150000002500 ions Chemical class 0.000 abstract description 2
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 abstract 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 abstract 4
- 230000002459 sustained effect Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 229910018967 Pt—Rh Inorganic materials 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- RCFVMJKOEJFGTM-UHFFFAOYSA-N cerium zirconium Chemical compound [Zr].[Ce] RCFVMJKOEJFGTM-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- QWDUNBOWGVRUCG-UHFFFAOYSA-N n-(4-chloro-2-nitrophenyl)acetamide Chemical compound CC(=O)NC1=CC=C(Cl)C=C1[N+]([O-])=O QWDUNBOWGVRUCG-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
模拟尾气催化反应 | CO+O<sub>2</sub> | C<sub>3</sub>H<sub>6</sub>+O<sub>2</sub> | CO+NO |
起燃温度/(℃) | <160 | <210 | <210 |
Claims (6)
Priority Applications (1)
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CNB2005101124089A CN100444955C (zh) | 2005-12-30 | 2005-12-30 | 氧化铈/氧化锆复合介孔三效催化材料及其制备方法 |
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CNB2005101124089A CN100444955C (zh) | 2005-12-30 | 2005-12-30 | 氧化铈/氧化锆复合介孔三效催化材料及其制备方法 |
Publications (2)
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CN1792430A CN1792430A (zh) | 2006-06-28 |
CN100444955C true CN100444955C (zh) | 2008-12-24 |
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CNB2005101124089A Expired - Fee Related CN100444955C (zh) | 2005-12-30 | 2005-12-30 | 氧化铈/氧化锆复合介孔三效催化材料及其制备方法 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101024166B (zh) * | 2007-02-15 | 2011-10-05 | 中国科学院上海硅酸盐研究所 | 一类具有均一形貌的结晶介孔金属氧化物及其制备方法 |
CN102430403B (zh) * | 2011-08-29 | 2013-09-11 | 重庆海特汽车排气系统有限公司 | 一种低贵金属含量高效三元催化剂及其制备方法 |
CN102951940A (zh) * | 2012-11-05 | 2013-03-06 | 昆明理工大学 | 一种介孔二氧化铈材料的制备方法 |
CN105251485A (zh) * | 2015-11-04 | 2016-01-20 | 浙江达峰汽车技术有限公司 | 一种机动车尾气净化催化器及其生产工艺 |
CN105597747A (zh) * | 2015-11-04 | 2016-05-25 | 浙江达峰汽车技术有限公司 | 一种柴油车颗粒物捕集器用催化剂及其制备方法 |
CN105233820A (zh) * | 2015-11-04 | 2016-01-13 | 浙江达峰汽车技术有限公司 | 一种汽油车尾气净化高稳定性催化剂及其制备方法 |
CN105195142A (zh) * | 2015-11-04 | 2015-12-30 | 浙江达峰汽车技术有限公司 | 一种机动车尾气净化用催化剂制备工艺 |
CN105289597A (zh) * | 2015-11-04 | 2016-02-03 | 浙江达峰汽车技术有限公司 | 一种机动车尾气净化催化剂贵金属负载过程工艺 |
CN111135836B (zh) * | 2020-01-03 | 2023-04-21 | 神华新能源有限责任公司 | 一种铜锆铈复合氧化物催化剂及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004043226A (ja) * | 2002-07-10 | 2004-02-12 | Toyota Motor Corp | CeO2−ZrO2複合酸化物の製造方法及び排気ガス浄化用触媒 |
EP1452483A1 (en) * | 2003-02-28 | 2004-09-01 | Toyota Jidosha Kabushiki Kaisha | Process for production of compound oxides |
JP2005170775A (ja) * | 2003-12-15 | 2005-06-30 | Tosoh Corp | 酸化物粉末及びその製造方法並びに排気ガス浄化用触媒 |
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JP2004043226A (ja) * | 2002-07-10 | 2004-02-12 | Toyota Motor Corp | CeO2−ZrO2複合酸化物の製造方法及び排気ガス浄化用触媒 |
EP1452483A1 (en) * | 2003-02-28 | 2004-09-01 | Toyota Jidosha Kabushiki Kaisha | Process for production of compound oxides |
JP2005170775A (ja) * | 2003-12-15 | 2005-06-30 | Tosoh Corp | 酸化物粉末及びその製造方法並びに排気ガス浄化用触媒 |
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