CN107824217B - 涂层浆液的制备方法及涂层型Cu分子筛SCR催化剂的制备方法 - Google Patents
涂层浆液的制备方法及涂层型Cu分子筛SCR催化剂的制备方法 Download PDFInfo
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- CN107824217B CN107824217B CN201710980286.8A CN201710980286A CN107824217B CN 107824217 B CN107824217 B CN 107824217B CN 201710980286 A CN201710980286 A CN 201710980286A CN 107824217 B CN107824217 B CN 107824217B
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- molecular sieve
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- coated
- scr catalyst
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- 239000003054 catalyst Substances 0.000 title claims abstract description 81
- 239000002808 molecular sieve Substances 0.000 title claims abstract description 52
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000006255 coating slurry Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000002002 slurry Substances 0.000 claims abstract description 26
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000011230 binding agent Substances 0.000 claims abstract description 18
- 239000012691 Cu precursor Substances 0.000 claims abstract description 6
- 238000011068 loading method Methods 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims description 48
- 239000000919 ceramic Substances 0.000 claims description 30
- 238000001354 calcination Methods 0.000 claims description 28
- 238000001035 drying Methods 0.000 claims description 27
- 239000000243 solution Substances 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 17
- 229910052878 cordierite Inorganic materials 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- 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 claims description 14
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 13
- 230000002378 acidificating effect Effects 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims description 7
- 239000011259 mixed solution Substances 0.000 claims description 4
- 238000010926 purge Methods 0.000 claims description 4
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 3
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 3
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000002270 dispersing agent Substances 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 12
- 239000000843 powder Substances 0.000 description 9
- 239000008367 deionised water Substances 0.000 description 8
- 229910021641 deionized water Inorganic materials 0.000 description 8
- 230000009466 transformation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000005751 Copper oxide Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910000431 copper oxide Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 230000004584 weight gain Effects 0.000 description 2
- 235000019786 weight gain Nutrition 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000009210 therapy by ultrasound Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/82—Phosphates
- B01J29/84—Aluminophosphates containing other elements, e.g. metals, boron
- B01J29/85—Silicoaluminophosphates [SAPO compounds]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
- B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (21)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710980286.8A CN107824217B (zh) | 2017-10-19 | 2017-10-19 | 涂层浆液的制备方法及涂层型Cu分子筛SCR催化剂的制备方法 |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710980286.8A CN107824217B (zh) | 2017-10-19 | 2017-10-19 | 涂层浆液的制备方法及涂层型Cu分子筛SCR催化剂的制备方法 |
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| Publication Number | Publication Date |
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| CN107824217A CN107824217A (zh) | 2018-03-23 |
| CN107824217B true CN107824217B (zh) | 2020-11-24 |
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| CN (1) | CN107824217B (zh) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018100833A1 (de) * | 2018-01-16 | 2019-07-18 | Umicore Ag & Co. Kg | Verfahren zur Herstellung eines SCR-Katalysators |
| CN109174171A (zh) * | 2018-09-07 | 2019-01-11 | 清华大学 | 一种快速制备Cu-SSZ-13整体式催化剂的浸渍-涂覆法及该催化剂的应用 |
| EP3873663A4 (en) * | 2018-10-30 | 2022-09-07 | BASF Corporation | IN SITU COPPER ION EXCHANGE ON PRE-EXCHANGED COPPER ZEOLITE MATERIAL |
| CN109433255B (zh) * | 2018-12-28 | 2022-03-18 | 无锡威孚环保催化剂有限公司 | 去除NOx的催化剂的制备方法 |
| CN109499608A (zh) * | 2019-01-07 | 2019-03-22 | 上海国瓷新材料技术有限公司 | 一种Cu-SSZ-13/多孔陶瓷催化剂及其制备方法与应用 |
| CN109731609B (zh) * | 2019-01-07 | 2020-10-30 | 上海国瓷新材料技术有限公司 | 一种涂层可控的Cu-SSZ-13/多孔陶瓷催化剂及其制备方法与应用 |
| JP7516560B2 (ja) * | 2020-06-25 | 2024-07-16 | ビーエーエスエフ コーポレーション | 銅促進ゼオライトを調製する方法 |
| US11426713B1 (en) | 2021-12-31 | 2022-08-30 | Zhejiang Tianlan Environmental Protection Technology Co., Ltd. | Monolithic catalyst and preparation method and use thereof |
| CN115869937B (zh) * | 2023-02-24 | 2023-05-16 | 交通运输部天津水运工程科学研究所 | 一种涂覆型钒钨钛整体式scr催化剂的制备方法及其应用 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797518B (zh) * | 2010-04-14 | 2012-08-22 | 太原理工大学 | 一种柴油机车尾气净化整体式催化剂的制备方法 |
| CN102407154A (zh) * | 2011-09-29 | 2012-04-11 | 浙江师范大学 | 一种分子筛涂层负载锰基复合氧化物整体催化剂及其制造方法 |
| CN104888841B (zh) * | 2015-05-26 | 2017-10-20 | 华东理工大学 | 一种分子筛涂层的整体式催化剂的制备方法 |
| CN105032446B (zh) * | 2015-07-27 | 2019-09-24 | 无锡威孚环保催化剂有限公司 | 用于柴油机尾气氮氧化物净化的低温型scr催化剂及其制备方法 |
| CN105772064B (zh) * | 2016-03-11 | 2018-08-07 | 东风商用车有限公司 | 一种铜基分子筛催化剂、制备方法及其应用 |
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| CN107824217A (zh) | 2018-03-23 |
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Address after: 300300 68 pioneer East Road, Dongli District, Tianjin Patentee after: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER Co.,Ltd. Address before: 300300 Tianshan intersection of Cheng Linzhuang Road, Dongli District, Tianjin (south of Cheng Linzhuang Road) Patentee before: CHINA AUTOMOTIVE TECHNOLOGY & RESEARCH CENTER |
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Effective date of registration: 20220608 Address after: 300300 68 pioneer East Road, Dongli District, Tianjin Patentee after: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER Co.,Ltd. Patentee after: CATARC AUTOMOTIVE TEST CENTER (TIANJIN) Co.,Ltd. Address before: 300300 68 pioneer East Road, Dongli District, Tianjin Patentee before: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER Co.,Ltd. |
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Application publication date: 20180323 Assignee: SHANGHAI GOTEK CATALYST Co.,Ltd. Assignor: CATARC AUTOMOTIVE TEST CENTER (TIANJIN) Co.,Ltd. Contract record no.: X2023980052975 Denomination of invention: Preparation method of coating slurry and preparation method of coated Cu molecular sieve SCR catalyst Granted publication date: 20201124 License type: Common License Record date: 20231218 |