CN1184704A - 一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 - Google Patents
一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 Download PDFInfo
- Publication number
- CN1184704A CN1184704A CN97120101A CN97120101A CN1184704A CN 1184704 A CN1184704 A CN 1184704A CN 97120101 A CN97120101 A CN 97120101A CN 97120101 A CN97120101 A CN 97120101A CN 1184704 A CN1184704 A CN 1184704A
- Authority
- CN
- China
- Prior art keywords
- catalyst
- coating
- weight
- metallic element
- nitrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97120101A CN1047540C (zh) | 1997-10-31 | 1997-10-31 | 一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97120101A CN1047540C (zh) | 1997-10-31 | 1997-10-31 | 一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1184704A true CN1184704A (zh) | 1998-06-17 |
CN1047540C CN1047540C (zh) | 1999-12-22 |
Family
ID=5175742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97120101A Expired - Lifetime CN1047540C (zh) | 1997-10-31 | 1997-10-31 | 一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1047540C (zh) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100364662C (zh) * | 2005-08-29 | 2008-01-30 | 浙江大学 | 稀土复合多孔氧化铝负载Pd催化剂的制备方法 |
CN100453511C (zh) * | 2005-03-28 | 2009-01-21 | 揖斐电株式会社 | 蜂窝结构体及密封材料 |
CN100563825C (zh) * | 2007-02-15 | 2009-12-02 | 浙江工业大学 | 一种金属丝网型催化燃烧催化剂及其制备和应用 |
CN101637725B (zh) * | 2009-08-20 | 2011-11-09 | 浙江工业大学 | 以钙铝石为涂层的蜂窝陶瓷型整体催化剂及其制备方法和应用 |
CN102626633A (zh) * | 2012-03-26 | 2012-08-08 | 清华大学 | 负载型复合Co3O4/CeO2-Al2O3/堇青石催化剂、制备方法及其用途 |
CN102744082A (zh) * | 2012-07-23 | 2012-10-24 | 中国科学院福建物质结构研究所 | 用于汽车尾气处理的NOx净化催化剂及其制备方法 |
CN105008025A (zh) * | 2013-02-15 | 2015-10-28 | 庄信万丰股份有限公司 | 包含三效催化过滤器的强制点火发动机和排气*** |
CN108837830A (zh) * | 2018-05-23 | 2018-11-20 | 江苏浩日朗环保科技有限公司 | 脱硝脱二噁英复合催化剂和制备方法 |
CN110536741A (zh) * | 2017-03-29 | 2019-12-03 | 庄信万丰股份有限公司 | NOx吸附剂催化剂 |
CN112844381A (zh) * | 2021-02-01 | 2021-05-28 | 四川大学 | 镁铝尖晶石改性的Pt基汽车尾气催化剂及制备方法和应用 |
CN114425410A (zh) * | 2020-09-21 | 2022-05-03 | 中国石油化工股份有限公司 | 一种处理选择性催化还原装置泄漏氨的催化剂及其制备方法 |
CN114849697A (zh) * | 2022-05-23 | 2022-08-05 | 东风汽车集团股份有限公司 | 一种基于三元催化器陶瓷载体的催化剂及其制备方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1799689B (zh) * | 2006-01-13 | 2014-11-05 | 四川大学 | 密偶催化剂 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE78717T1 (de) * | 1987-10-30 | 1992-08-15 | Degussa | Platin-freier dreiweg-katalysator. |
ATE76783T1 (de) * | 1987-10-30 | 1992-06-15 | Degussa | Rhodium-freier dreiwegkatalysator. |
GB8802780D0 (en) * | 1988-02-08 | 1988-03-09 | Ti Corporate Services | Vehicle exhaust gas catalysts |
CN1018984B (zh) * | 1989-05-17 | 1992-11-11 | 中国科学技术大学 | 含铜、镧氧化物的废气净化催化剂及其制法 |
CN1072107A (zh) * | 1991-11-08 | 1993-05-19 | 桂林利凯特(Recat)有限公司 | 稀土复合氧化物型三元催化剂及制备方法 |
CN1070793A (zh) * | 1992-09-25 | 1993-04-14 | 殷振鹏 | 高压无气喷涂的灭杀蚊虫与空气细菌卫生盒的制作方法 |
-
1997
- 1997-10-31 CN CN97120101A patent/CN1047540C/zh not_active Expired - Lifetime
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100453511C (zh) * | 2005-03-28 | 2009-01-21 | 揖斐电株式会社 | 蜂窝结构体及密封材料 |
CN100364662C (zh) * | 2005-08-29 | 2008-01-30 | 浙江大学 | 稀土复合多孔氧化铝负载Pd催化剂的制备方法 |
CN100563825C (zh) * | 2007-02-15 | 2009-12-02 | 浙江工业大学 | 一种金属丝网型催化燃烧催化剂及其制备和应用 |
CN101637725B (zh) * | 2009-08-20 | 2011-11-09 | 浙江工业大学 | 以钙铝石为涂层的蜂窝陶瓷型整体催化剂及其制备方法和应用 |
CN102626633A (zh) * | 2012-03-26 | 2012-08-08 | 清华大学 | 负载型复合Co3O4/CeO2-Al2O3/堇青石催化剂、制备方法及其用途 |
CN102626633B (zh) * | 2012-03-26 | 2014-07-23 | 清华大学 | 负载型复合Co3O4/CeO2-Al2O3/堇青石催化剂、制备方法及其用途 |
CN102744082A (zh) * | 2012-07-23 | 2012-10-24 | 中国科学院福建物质结构研究所 | 用于汽车尾气处理的NOx净化催化剂及其制备方法 |
CN105008025A (zh) * | 2013-02-15 | 2015-10-28 | 庄信万丰股份有限公司 | 包含三效催化过滤器的强制点火发动机和排气*** |
CN110536741A (zh) * | 2017-03-29 | 2019-12-03 | 庄信万丰股份有限公司 | NOx吸附剂催化剂 |
CN108837830A (zh) * | 2018-05-23 | 2018-11-20 | 江苏浩日朗环保科技有限公司 | 脱硝脱二噁英复合催化剂和制备方法 |
CN108837830B (zh) * | 2018-05-23 | 2021-03-16 | 江苏浩日朗环保科技有限公司 | 脱硝脱二噁英复合催化剂和制备方法 |
CN114425410A (zh) * | 2020-09-21 | 2022-05-03 | 中国石油化工股份有限公司 | 一种处理选择性催化还原装置泄漏氨的催化剂及其制备方法 |
CN114425410B (zh) * | 2020-09-21 | 2023-09-05 | 中国石油化工股份有限公司 | 一种处理选择性催化还原装置泄漏氨的催化剂及其制备方法 |
CN112844381A (zh) * | 2021-02-01 | 2021-05-28 | 四川大学 | 镁铝尖晶石改性的Pt基汽车尾气催化剂及制备方法和应用 |
CN114849697A (zh) * | 2022-05-23 | 2022-08-05 | 东风汽车集团股份有限公司 | 一种基于三元催化器陶瓷载体的催化剂及其制备方法 |
CN114849697B (zh) * | 2022-05-23 | 2023-10-27 | 东风汽车集团股份有限公司 | 一种基于三元催化器陶瓷载体的催化剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1047540C (zh) | 1999-12-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2611535B1 (en) | Catalyst for gasoline lean burn engines with improved no oxidation activity | |
KR101520983B1 (ko) | 촉매 조성물 | |
US9242242B2 (en) | Catalyst for gasoline lean burn engines with improved NO oxidation activity | |
US5898014A (en) | Catalyst composition containing oxygen storage components | |
EP0765189B1 (en) | Layered catalyst composite | |
EP1333909B1 (en) | Catalyst composition for purifying exhaust gas | |
US6087298A (en) | Exhaust gas treatment system | |
EP2398587B1 (en) | Palladium-supported catalyst composites | |
KR100781670B1 (ko) | 극소량의 로듐 또는 로듐을 포함하지 않는 내연기관배기가스 정화용 촉매 | |
WO2009020957A1 (en) | Multilayered catalyst compositions | |
WO2009089151A1 (en) | Multilayered catalyst composition for three-way catalytic conversion | |
WO2008086662A1 (fr) | Catalyseur à couplage direct pour la purification de gaz d'échappement, et préparation de celui-ci | |
US6191061B1 (en) | Method of purifying exhaust gas and catalyst for purifying exhaust gas | |
CN1047540C (zh) | 一种用于汽车排气净化的三元复合金属氧化物催化剂及其制备方法 | |
WO2007136148A1 (en) | Exhaust gas purifying device for diesel engine with exhaust gas recirculation line | |
EP3668641A1 (en) | N2o removal from automotive exhaust for lean/rich systems | |
WO2016036592A1 (en) | Titania-doped zirconia as platinum group metal support in catalysts for treatment of combustion engine exhausts streams | |
CN1879961A (zh) | 用于汽车尾气净化的La1-xAgxMnO3钙钛矿型催化剂 | |
US20220154612A1 (en) | Catalyzed gasoline particulate filter | |
CN116510747A (zh) | 三效催化剂及其制备方法 | |
KR100665606B1 (ko) | 내연기관 배기가스 정화용 촉매조성물 제조용 400ppm 이상 이리듐 성분이 불순물로 포함된 로듐용액 | |
CN1120748C (zh) | 一种汽车尾气催化净化催化剂及其制备工艺 | |
CN1179357A (zh) | 一种复合金属氧化物催化剂及其制备方法 | |
CN112675845A (zh) | 一种用于天然气车尾气净化的Pd-Rh单涂层催化剂及其制备方法 | |
JP2004000978A (ja) | 排ガス浄化方法及び排ガス浄化用触媒 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: LUCHUANG ENVIRONMENT PROTECTION SUENCE AND TECHNOLOGY CO., LTD. TO: BEIJING LVCHUANG ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Benjing Luchuang Environment Protection Equipment Co., Ltd. Patentee before: Luchuang Environmental Protection Science & Tech. Co., Ltd., Beijing |
|
C56 | Change in the name or address of the patentee |
Owner name: BEIJING LVCHUANG ENVIRONMENT-PROTECTION EQUIPMENT Free format text: FORMER NAME OR ADDRESS: BEIJING LVCHUANG ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Beijing Luchuang Environmental Protection Equipment Co., Ltd. Patentee before: Benjing Luchuang Environment Protection Equipment Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 19991222 |
|
CX01 | Expiry of patent term |