CN102698731B - 一种耐高温铈锆固溶体的制备方法 - Google Patents
一种耐高温铈锆固溶体的制备方法 Download PDFInfo
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- CN102698731B CN102698731B CN201210148892.0A CN201210148892A CN102698731B CN 102698731 B CN102698731 B CN 102698731B CN 201210148892 A CN201210148892 A CN 201210148892A CN 102698731 B CN102698731 B CN 102698731B
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- cerium zirconium
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- RCFVMJKOEJFGTM-UHFFFAOYSA-N cerium zirconium Chemical compound [Zr].[Ce] RCFVMJKOEJFGTM-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000006104 solid solution Substances 0.000 title claims abstract description 14
- 239000000243 solution Substances 0.000 claims abstract description 22
- 238000005406 washing Methods 0.000 claims abstract description 9
- MLHCSEGGTGAQHZ-UHFFFAOYSA-G [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Zr+4].[Ce+3] Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Zr+4].[Ce+3] MLHCSEGGTGAQHZ-UHFFFAOYSA-G 0.000 claims abstract description 8
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 238000003828 vacuum filtration Methods 0.000 claims abstract description 5
- 230000001376 precipitating effect Effects 0.000 claims abstract description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 13
- 230000032683 aging Effects 0.000 claims description 12
- OERNJTNJEZOPIA-UHFFFAOYSA-N zirconium nitrate Chemical compound [Zr+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O OERNJTNJEZOPIA-UHFFFAOYSA-N 0.000 claims description 10
- 238000001354 calcination Methods 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- 229910052684 Cerium Inorganic materials 0.000 claims description 7
- 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
- 238000012360 testing method Methods 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 4
- 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 4
- 238000001556 precipitation Methods 0.000 claims description 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 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 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 claims description 3
- 229910002637 Pr6O11 Inorganic materials 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- GJKFIJKSBFYMQK-UHFFFAOYSA-N lanthanum(3+);trinitrate;hexahydrate Chemical compound O.O.O.O.O.O.[La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O GJKFIJKSBFYMQK-UHFFFAOYSA-N 0.000 claims 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 5
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 5
- 150000002910 rare earth metals Chemical class 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 4
- 150000000703 Cerium Chemical class 0.000 abstract description 3
- 229910052777 Praseodymium Inorganic materials 0.000 abstract description 3
- 229910052746 lanthanum Inorganic materials 0.000 abstract description 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 abstract description 3
- 229920000620 organic polymer Polymers 0.000 abstract description 3
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052727 yttrium Inorganic materials 0.000 abstract description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000004137 mechanical activation Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract description 2
- 239000012266 salt solution Substances 0.000 abstract description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000000975 co-precipitation Methods 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 229910000420 cerium oxide Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 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 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- BNUDRLITYNMTPD-UHFFFAOYSA-N acetic acid;zirconium Chemical compound [Zr].CC(O)=O BNUDRLITYNMTPD-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical group [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- VYLVYHXQOHJDJL-UHFFFAOYSA-K cerium trichloride Chemical compound Cl[Ce](Cl)Cl VYLVYHXQOHJDJL-UHFFFAOYSA-K 0.000 description 1
- VGBWDOLBWVJTRZ-UHFFFAOYSA-K cerium(3+);triacetate Chemical compound [Ce+3].CC([O-])=O.CC([O-])=O.CC([O-])=O VGBWDOLBWVJTRZ-UHFFFAOYSA-K 0.000 description 1
- GJFXIYGDVYZDRX-UHFFFAOYSA-N cerium;oxozirconium Chemical compound [Ce].[Zr]=O GJFXIYGDVYZDRX-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000713 high-energy ball milling Methods 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000593 microemulsion method Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- CMOAHYOGLLEOGO-UHFFFAOYSA-N oxozirconium;dihydrochloride Chemical compound Cl.Cl.[Zr]=O CMOAHYOGLLEOGO-UHFFFAOYSA-N 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Inorganic Compounds Of Heavy Metals (AREA)
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103754932A (zh) * | 2014-01-28 | 2014-04-30 | 内蒙古科技大学 | 高比表面积超细铈锆复合氧化物的制备方法 |
CN104117363B (zh) * | 2014-08-12 | 2016-05-18 | 淄博加华新材料资源有限公司 | 多元掺杂铈锆载体催化剂及其制备方法 |
CN107176835B (zh) * | 2017-05-10 | 2020-06-26 | 中国地质大学(武汉) | 一种铈双掺锆酸镧纳米陶瓷粉体及其制备方法 |
CN107597113B (zh) * | 2017-10-21 | 2020-03-10 | 福州大学 | 一种含钌铈锆固溶体催化剂的制备方法及其应用 |
CN110026177B (zh) * | 2019-04-22 | 2021-12-17 | 山东国瓷功能材料股份有限公司 | 一种铈锆固溶体、其制备方法和应用 |
CN112808260B (zh) * | 2020-12-28 | 2023-10-20 | 江门市科恒实业股份有限公司 | 一种球磨法制备铈锆固溶体的方法 |
CN118416876B (zh) * | 2024-03-28 | 2025-02-14 | 江门市科恒实业股份有限公司 | 一种粒度可调的铈锆固溶体及其制备方法 |
Citations (5)
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CN1369460A (zh) * | 2002-03-18 | 2002-09-18 | 内蒙古工业大学 | 一种铈锆基复合氧化物的制备方法 |
CN1583260A (zh) * | 2004-05-28 | 2005-02-23 | 清华大学 | 以铈锆为基的添加过渡元素的纳米氧化物及其制备方法 |
CN101637721A (zh) * | 2009-08-18 | 2010-02-03 | 上海华明高技术(集团)有限公司 | 多孔钇铈锆固溶体及其制备方法 |
CN101690890A (zh) * | 2009-09-23 | 2010-04-07 | 中国海洋石油总公司 | 一种高热稳定性铈基储氧材料的制备方法 |
CN101992083A (zh) * | 2010-10-27 | 2011-03-30 | 重庆海特汽车排气系统有限公司 | 一种高储氧能力复合铈锆固溶体及其制备方法 |
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WO2011032020A2 (en) * | 2009-09-10 | 2011-03-17 | Cummins Ip, Inc. | Low temperature selective catalytic reduction catalyst and associated systems and methods |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1369460A (zh) * | 2002-03-18 | 2002-09-18 | 内蒙古工业大学 | 一种铈锆基复合氧化物的制备方法 |
CN1583260A (zh) * | 2004-05-28 | 2005-02-23 | 清华大学 | 以铈锆为基的添加过渡元素的纳米氧化物及其制备方法 |
CN101637721A (zh) * | 2009-08-18 | 2010-02-03 | 上海华明高技术(集团)有限公司 | 多孔钇铈锆固溶体及其制备方法 |
CN101690890A (zh) * | 2009-09-23 | 2010-04-07 | 中国海洋石油总公司 | 一种高热稳定性铈基储氧材料的制备方法 |
CN101992083A (zh) * | 2010-10-27 | 2011-03-30 | 重庆海特汽车排气系统有限公司 | 一种高储氧能力复合铈锆固溶体及其制备方法 |
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