CN102507364B - 一种催化转化器表面涂层脱附和含量测定方法 - Google Patents
一种催化转化器表面涂层脱附和含量测定方法 Download PDFInfo
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- CN102507364B CN102507364B CN201110331834.7A CN201110331834A CN102507364B CN 102507364 B CN102507364 B CN 102507364B CN 201110331834 A CN201110331834 A CN 201110331834A CN 102507364 B CN102507364 B CN 102507364B
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- Prior art keywords
- catalytic converter
- coating
- desorption
- deadsorbing
- surface coating
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- 230000003197 catalytic effect Effects 0.000 title claims abstract description 69
- 238000000576 coating method Methods 0.000 title claims abstract description 65
- 239000011248 coating agent Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000004458 analytical method Methods 0.000 claims abstract description 31
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000009835 boiling Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000003795 desorption Methods 0.000 claims description 54
- 238000007790 scraping Methods 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 4
- WURBVZBTWMNKQT-UHFFFAOYSA-N 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-one Chemical compound C1=NC=NN1C(C(=O)C(C)(C)C)OC1=CC=C(Cl)C=C1 WURBVZBTWMNKQT-UHFFFAOYSA-N 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 8
- 239000003054 catalyst Substances 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract 3
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 20
- 239000000126 substance Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000000523 sample Substances 0.000 description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 238000004090 dissolution Methods 0.000 description 6
- NICDRCVJGXLKSF-UHFFFAOYSA-N nitric acid;trihydrochloride Chemical compound Cl.Cl.Cl.O[N+]([O-])=O NICDRCVJGXLKSF-UHFFFAOYSA-N 0.000 description 6
- 229910000510 noble metal Inorganic materials 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 229910001430 chromium ion Inorganic materials 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000016261 weight loss Diseases 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000011160 research Methods 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
- 239000012488 sample solution Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
Description
产品规格 | 脱附前重 | 脱附后重 | 计算涂层量 | 理论涂层量 |
45*112/300cpsi | 255.13 | 229.34 | 25.79 | 25.6±2.6 |
45*112/300cpsi | 248.29 | 221.52 | 26.77 | 25.6±2.6 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110331834.7A CN102507364B (zh) | 2011-10-27 | 2011-10-27 | 一种催化转化器表面涂层脱附和含量测定方法 |
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CN201110331834.7A CN102507364B (zh) | 2011-10-27 | 2011-10-27 | 一种催化转化器表面涂层脱附和含量测定方法 |
Publications (2)
Publication Number | Publication Date |
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CN102507364A CN102507364A (zh) | 2012-06-20 |
CN102507364B true CN102507364B (zh) | 2014-03-05 |
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CN201110331834.7A Active CN102507364B (zh) | 2011-10-27 | 2011-10-27 | 一种催化转化器表面涂层脱附和含量测定方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110567837A (zh) * | 2019-08-30 | 2019-12-13 | 无锡威孚环保催化剂有限公司 | 机动车尾气净化催化剂脱落率的测试方法 |
CN113702239B (zh) * | 2021-09-14 | 2023-09-26 | 中自环保科技股份有限公司 | 一种用于机动车尾气处理催化转化器的脱落率检测方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1925915A (zh) * | 2004-03-15 | 2007-03-07 | 石福金属兴业株式会社 | 从金属载体催化剂装置中回收贵金属的方法 |
CN101526478A (zh) * | 2009-02-17 | 2009-09-09 | 中国嘉陵工业股份有限公司(集团) | 一种金属载体催化转化器贵金属含量的测试方法 |
CN102169074A (zh) * | 2010-12-28 | 2011-08-31 | 东莞市中鼎检测技术有限公司 | 金属镀层中重金属元素的测定方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0834619A (ja) * | 1994-07-25 | 1996-02-06 | Cataler Kogyo Kk | メタル担体触媒からの貴金属回収方法 |
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2011
- 2011-10-27 CN CN201110331834.7A patent/CN102507364B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1925915A (zh) * | 2004-03-15 | 2007-03-07 | 石福金属兴业株式会社 | 从金属载体催化剂装置中回收贵金属的方法 |
CN101526478A (zh) * | 2009-02-17 | 2009-09-09 | 中国嘉陵工业股份有限公司(集团) | 一种金属载体催化转化器贵金属含量的测试方法 |
CN102169074A (zh) * | 2010-12-28 | 2011-08-31 | 东莞市中鼎检测技术有限公司 | 金属镀层中重金属元素的测定方法 |
Non-Patent Citations (1)
Title |
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JP特开平8-34619A 1996.02.06 |
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Address after: 611731, No. 88, Nan Jie street, hi tech Zone, Sichuan, Chengdu Applicant after: Sichuan Zhongzi Exhaust Purge Co.,Ltd. Address before: 611731, No. 12, West core road, West District, Chengdu hi tech Zone, Sichuan Applicant before: Sichuan Zhongzi Exhaust Purge Co.,Ltd. |
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