CN101954277B - 汽车三效催化剂涂层料的制备工艺 - Google Patents
汽车三效催化剂涂层料的制备工艺 Download PDFInfo
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- CN101954277B CN101954277B CN2010102708308A CN201010270830A CN101954277B CN 101954277 B CN101954277 B CN 101954277B CN 2010102708308 A CN2010102708308 A CN 2010102708308A CN 201010270830 A CN201010270830 A CN 201010270830A CN 101954277 B CN101954277 B CN 101954277B
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- automobile
- alumina
- precipitation
- way catalyst
- aging
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- 239000000463 material Substances 0.000 title claims abstract description 34
- 239000003054 catalyst Substances 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 title claims abstract description 24
- 238000000576 coating method Methods 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title claims description 5
- 238000000034 method Methods 0.000 claims abstract description 53
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 37
- 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 abstract description 25
- 230000032683 aging Effects 0.000 claims abstract description 18
- 239000002270 dispersing agent Substances 0.000 claims abstract description 18
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 18
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 15
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 238000001556 precipitation Methods 0.000 claims description 17
- 239000002002 slurry Substances 0.000 claims description 16
- 239000006185 dispersion Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 12
- 238000000975 co-precipitation Methods 0.000 claims description 11
- 229910021641 deionized water Inorganic materials 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- DUFCMRCMPHIFTR-UHFFFAOYSA-N 5-(dimethylsulfamoyl)-2-methylfuran-3-carboxylic acid Chemical compound CN(C)S(=O)(=O)C1=CC(C(O)=O)=C(C)O1 DUFCMRCMPHIFTR-UHFFFAOYSA-N 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 7
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000010298 pulverizing process Methods 0.000 claims description 6
- 239000013081 microcrystal Substances 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 3
- 238000001354 calcination Methods 0.000 claims 2
- 238000000151 deposition Methods 0.000 abstract 3
- 238000005245 sintering Methods 0.000 abstract 3
- 238000004513 sizing Methods 0.000 abstract 3
- 239000013049 sediment Substances 0.000 abstract 2
- 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 abstract 2
- DPUCLPLBKVSJIB-UHFFFAOYSA-N cerium;tetrahydrate Chemical compound O.O.O.O.[Ce] DPUCLPLBKVSJIB-UHFFFAOYSA-N 0.000 abstract 1
- 239000011247 coating layer Substances 0.000 abstract 1
- -1 iron-chromium-aluminum Chemical compound 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical group O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical group [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- IVORCBKUUYGUOL-UHFFFAOYSA-N 1-ethynyl-2,4-dimethoxybenzene Chemical compound COC1=CC=C(C#C)C(OC)=C1 IVORCBKUUYGUOL-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- RCFVMJKOEJFGTM-UHFFFAOYSA-N cerium zirconium Chemical compound [Zr].[Ce] RCFVMJKOEJFGTM-UHFFFAOYSA-N 0.000 description 1
- UNJPQTDTZAKTFK-UHFFFAOYSA-K cerium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Ce+3] UNJPQTDTZAKTFK-UHFFFAOYSA-K 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003878 thermal aging Methods 0.000 description 1
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- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
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CN2010102708308A CN101954277B (zh) | 2010-08-26 | 2010-08-26 | 汽车三效催化剂涂层料的制备工艺 |
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CN2010102708308A CN101954277B (zh) | 2010-08-26 | 2010-08-26 | 汽车三效催化剂涂层料的制备工艺 |
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CN101954277A CN101954277A (zh) | 2011-01-26 |
CN101954277B true CN101954277B (zh) | 2012-07-11 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130108530A1 (en) * | 2011-10-27 | 2013-05-02 | Johnson Matthey Public Limited Company | Process for producing ceria-zirconia-alumina composite oxides and applications thereof |
EP2861533B1 (en) * | 2012-06-15 | 2020-02-12 | BASF Corporation | Composites of mixed metal oxides for oxygen storage |
CN109621938A (zh) * | 2018-12-11 | 2019-04-16 | 昆明超晶科技有限公司 | 一种铝铈基储氧材料及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001106527A (ja) * | 1999-10-05 | 2001-04-17 | Cataler Corp | セリウム・アルミニウム酸化物および排ガス浄化用触媒 |
US6576207B1 (en) * | 1997-04-09 | 2003-06-10 | Degussa Aktiengesellschaft | Oxygen storing material with high thermal stability and a process for preparation and use thereof |
CN101623626A (zh) * | 2009-08-13 | 2010-01-13 | 广州嘉晋有色金属有限公司 | 一种氧化锆复合纳米催化剂及其制备方法 |
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 |
-
2010
- 2010-08-26 CN CN2010102708308A patent/CN101954277B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6576207B1 (en) * | 1997-04-09 | 2003-06-10 | Degussa Aktiengesellschaft | Oxygen storing material with high thermal stability and a process for preparation and use thereof |
JP2001106527A (ja) * | 1999-10-05 | 2001-04-17 | Cataler Corp | セリウム・アルミニウム酸化物および排ガス浄化用触媒 |
CN101623626A (zh) * | 2009-08-13 | 2010-01-13 | 广州嘉晋有色金属有限公司 | 一种氧化锆复合纳米催化剂及其制备方法 |
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 |
Non-Patent Citations (1)
Title |
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JP特开2001106527A 2001.04.17 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation process of vehicle three-way catalyst coating layer Effective date of registration: 20151217 Granted publication date: 20120711 Pledgee: Bank of China Limited by Share Ltd. Ningbo Yinzhou branch Pledgor: NINGBO KESEN EXHAUST GAS CLEANER MANUFACTURING Co.,Ltd. Registration number: 2015990001127 |
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Date of cancellation: 20171201 Granted publication date: 20120711 Pledgee: Bank of China Limited by Share Ltd. Ningbo Yinzhou branch Pledgor: NINGBO KESEN EXHAUST GAS CLEANER MANUFACTURING Co.,Ltd. Registration number: 2015990001127 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation process of vehicle three-way catalyst coating layer Effective date of registration: 20171204 Granted publication date: 20120711 Pledgee: Bank of China Limited by Share Ltd. Ningbo Yinzhou branch Pledgor: NINGBO KESEN EXHAUST GAS CLEANER MANUFACTURING Co.,Ltd. Registration number: 2017330000234 |
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Date of cancellation: 20190819 Granted publication date: 20120711 Pledgee: Bank of China Limited by Share Ltd. Ningbo Yinzhou branch Pledgor: NINGBO KESEN EXHAUST GAS CLEANER MANUFACTURING Co.,Ltd. Registration number: 2017330000234 |
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Address after: No. 8 Yindong North Road, Yinzhou Economic Development Zone, Ningbo City, Zhejiang Province 315000 Patentee after: Zhejiang Kesen Ecological Technology Co.,Ltd. Country or region after: China Address before: No. 8 Yindong North Road, Economic Development Zone, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO KESEN EXHAUST GAS CLEANER MANUFACTURING Co.,Ltd. Country or region before: China |