CN101634022A - 车载scr封装用铁素体不锈钢的耐腐蚀钝化处理工艺 - Google Patents
车载scr封装用铁素体不锈钢的耐腐蚀钝化处理工艺 Download PDFInfo
- Publication number
- CN101634022A CN101634022A CN200810051032A CN200810051032A CN101634022A CN 101634022 A CN101634022 A CN 101634022A CN 200810051032 A CN200810051032 A CN 200810051032A CN 200810051032 A CN200810051032 A CN 200810051032A CN 101634022 A CN101634022 A CN 101634022A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- ferrite stainless
- passivation
- scr
- corrosion
- 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
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 38
- 239000010935 stainless steel Substances 0.000 title claims abstract description 32
- 238000002161 passivation Methods 0.000 title claims abstract description 30
- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000008569 process Effects 0.000 title claims abstract description 17
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 9
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000005260 corrosion Methods 0.000 claims abstract description 23
- 230000007797 corrosion Effects 0.000 claims abstract description 20
- 239000000126 substance Substances 0.000 claims abstract description 18
- 239000004202 carbamide Substances 0.000 claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 16
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 claims abstract description 14
- PHFQLYPOURZARY-UHFFFAOYSA-N chromium trinitrate Chemical compound [Cr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PHFQLYPOURZARY-UHFFFAOYSA-N 0.000 claims abstract description 13
- RGPUVZXXZFNFBF-UHFFFAOYSA-K diphosphonooxyalumanyl dihydrogen phosphate Chemical compound [Al+3].OP(O)([O-])=O.OP(O)([O-])=O.OP(O)([O-])=O RGPUVZXXZFNFBF-UHFFFAOYSA-K 0.000 claims abstract description 8
- 239000012153 distilled water Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 7
- 235000013877 carbamide Nutrition 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 6
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 claims description 5
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 3
- 230000000415 inactivating effect Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 230000003584 silencer Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 1
- 238000004381 surface treatment Methods 0.000 abstract 1
- 239000007859 condensation product Substances 0.000 description 9
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 208000009043 Chemical Burns Diseases 0.000 description 1
- 208000018380 Chemical injury Diseases 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Chemical Treatment Of Metals (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200810051032 CN101634022B (zh) | 2008-07-24 | 2008-07-24 | 车载scr封装用铁素体不锈钢的耐腐蚀钝化处理工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200810051032 CN101634022B (zh) | 2008-07-24 | 2008-07-24 | 车载scr封装用铁素体不锈钢的耐腐蚀钝化处理工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101634022A true CN101634022A (zh) | 2010-01-27 |
CN101634022B CN101634022B (zh) | 2013-03-27 |
Family
ID=41593350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200810051032 Active CN101634022B (zh) | 2008-07-24 | 2008-07-24 | 车载scr封装用铁素体不锈钢的耐腐蚀钝化处理工艺 |
Country Status (1)
Country | Link |
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CN (1) | CN101634022B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113681242A (zh) * | 2021-08-31 | 2021-11-23 | 浙江圣洁钛业科技有限公司 | 一种高性能不锈钢管的加工工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5203915A (en) * | 1991-05-22 | 1993-04-20 | Hubbell Incorporated | Passivating coating for metal oxide varistors |
JP2007023337A (ja) * | 2005-07-15 | 2007-02-01 | Nhk Spring Co Ltd | 耐食性と耐腐食疲労性に優れた鋼材、及びその表面処理方法 |
CN1927951A (zh) * | 2006-09-13 | 2007-03-14 | 攀枝花钢铁(集团)公司 | 耐腐蚀纳米涂料、耐腐蚀钢轨及其制备方法 |
-
2008
- 2008-07-24 CN CN 200810051032 patent/CN101634022B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5203915A (en) * | 1991-05-22 | 1993-04-20 | Hubbell Incorporated | Passivating coating for metal oxide varistors |
JP2007023337A (ja) * | 2005-07-15 | 2007-02-01 | Nhk Spring Co Ltd | 耐食性と耐腐食疲労性に優れた鋼材、及びその表面処理方法 |
CN1927951A (zh) * | 2006-09-13 | 2007-03-14 | 攀枝花钢铁(集团)公司 | 耐腐蚀纳米涂料、耐腐蚀钢轨及其制备方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113681242A (zh) * | 2021-08-31 | 2021-11-23 | 浙江圣洁钛业科技有限公司 | 一种高性能不锈钢管的加工工艺 |
Also Published As
Publication number | Publication date |
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CN101634022B (zh) | 2013-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA FAW CO., LTD. Free format text: FORMER OWNER: CHINA FAW GROUP CORPORATION Effective date: 20121112 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20121112 Address after: 130011 Changchun Province, West New Economic and Technological Development Zone, Dongfeng Street, No. 2259, No. Applicant after: China FAW Group Corporation Applicant after: Wenzhou Yida Environment Protection Technology Co., Ltd. Address before: 130011 Dongfeng Street, Jilin, Changchun, No. 2259 Applicant before: China FAW Group Corporation Applicant before: Wenzhou Yida Environment Protection Technology Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |