CN102817023A - High-temperature corrosion-resistant phosphating solution - Google Patents
High-temperature corrosion-resistant phosphating solution Download PDFInfo
- Publication number
- CN102817023A CN102817023A CN2012102636703A CN201210263670A CN102817023A CN 102817023 A CN102817023 A CN 102817023A CN 2012102636703 A CN2012102636703 A CN 2012102636703A CN 201210263670 A CN201210263670 A CN 201210263670A CN 102817023 A CN102817023 A CN 102817023A
- Authority
- CN
- China
- Prior art keywords
- phosphating solution
- acid
- temperature corrosion
- mixed solution
- 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
- 238000005260 corrosion Methods 0.000 title abstract description 8
- 230000007797 corrosion Effects 0.000 title abstract description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 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 12
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 claims abstract description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 8
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011787 zinc oxide Substances 0.000 claims abstract description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 6
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims abstract description 6
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 6
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 15
- 239000011259 mixed solution Substances 0.000 claims description 10
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 4
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 claims description 3
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 229910000851 Alloy steel Inorganic materials 0.000 abstract description 2
- 229910000975 Carbon steel Inorganic materials 0.000 abstract description 2
- 239000011684 sodium molybdate Substances 0.000 abstract 1
- 235000015393 sodium molybdate Nutrition 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 7
- 239000010452 phosphate Substances 0.000 description 7
- 239000003973 paint Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Chemical Treatment Of Metals (AREA)
Abstract
The invention provides a high-temperature corrosion-resistant phosphating solution. The phosphating solution is a mixture comprising the following components by weight in per liter mixture: 320-330g of 80% phosphoric acid, 120-125g of zinc oxide, 5-7g of sodium molybdate, 12-13g of citric acid, 100-150g of zinc nitrate, 4-6g of nitric acid, 4-6g of nickel nitrate, 2.0-2.5g of chromic acid, and the balance of water. The phosphating solution provided by the invention can treat a variety of metal workpiece materials with a short working time. The phosphating film formed on the surface of the workpieces is thick and dense and has the characteristics of good adhesion, good blackness, high corrosion resistance and high stability. The phosphating solution can be widely used for motors, gears, a variety of high strength carbon steels, alloy steel works and the like, and is suitable to be used in a high temperature environment with a stable operation.
Description
Technical field
The present invention relates to pre-treatment field, metallic surface, be specifically related to a kind of high temperature corrosion-resisting phosphatization liquid.
Background technology
Phosphatization is the pretreatment technology of using always, and the purpose of phosphatization mainly is: to matrix metal protection is provided, prevents that to a certain extent metal is corroded; The preceding bottoming that is used to paint improves the sticking power and the anti-corrosion capability of paint film layer; In the metal cold machining process, play the antifriction lubrication.The material scope phosphatize phosphate coat sticking power wideless, that form that existing phosphatization liquid is handled workpiece is not enough, and erosion resistance is not strong, poor stability under hot environment.
Summary of the invention
The present invention provides a kind of high temperature corrosion-resisting phosphatization liquid, and the metal works material scope that phosphatization liquid of the present invention is handled is wide, and the working hour is short, and the phosphatize phosphate coat that forms at workpiece surface has thick and fine and close, adhere firmly, and blackness is good, the characteristics that solidity to corrosion is high, stability is strong.
The technical scheme that adopts for the present invention of realization above-mentioned purpose is following:
A kind of high temperature corrosion-resisting phosphatization liquid is characterized in that, it is by the formulated mixed solution of following component, and the weight of each component is in every liter of mixed solution:
80% phosphoric acid 320-330g
Zinc oxide 120-125g
Sodium orthomolybdate 5-7g
Hydrocerol A 12-13g
Zinc nitrate 100 ~ 150g
Nitric acid 4 ~ 6g
Nickelous nitrate 4-6g
Chromic acid 2.0-2.5g
Surplus is a water.
Described high temperature corrosion-resisting phosphatization liquid is characterized in that, by the formulated mixed solution of following component, the weight of each component is in every liter of mixed solution:
80% phosphatase 24 25g
Zinc oxide 122g
Sodium orthomolybdate 6g
Hydrocerol A 12.5g
Zinc nitrate 120g
Nitric acid 5g
Nickelous nitrate 5g
Chromic acid 2.2g
Surplus is a water.
Compound method: with the phosphoric acid dilution, place after 20-24 hour earlier, after adding zinc oxide stirs cooling, add all the other compositions in the prescription, and add water to 1L.
High temperature corrosion-resisting phosphatization liquid of the present invention, use temperature is 80-95 ℃, adopts the method for soaking metal works to be carried out bonderizing, phosphorization treatment time 8-10 minute.
Beneficial effect of the present invention:
The metal works material scope that phosphatization liquid of the present invention is handled is wide, and the working hour is short, and sodium cellulose glycolate helps film forming, and the phosphatize phosphate coat that forms at workpiece surface has thick and fine and close, adhere firmly, and blackness is good, the characteristics that solidity to corrosion is high, stability is strong.Be widely used in using in the operations such as motor, gear and various HS carbon steel, steel alloy, suitable high temperature uses, and operation is stable.
Embodiment
A kind of high temperature corrosion-resisting phosphatization liquid, by the formulated mixed solution of following component, the weight of each component is in every liter of mixed solution:
80% phosphatase 24 25g
Zinc oxide 122g
Sodium orthomolybdate 6g
Hydrocerol A 12.5g
Zinc nitrate 120g
Nitric acid 5g
Nickelous nitrate 5g
Chromic acid 2.2g
Z 150PH 3 g
Sodium cellulose glycolate 2 g
Surplus is a water.
During work: above-mentioned phosphatization liquid stoste and water are mixed with working fluid with the proportioning of 1:15,
At first in the phosphatization groove, be filled to 60% of phosphatization groove useful volume; The present embodiment phosphatization liquid that takes by weighing requirement is poured into fully to stir in the phosphatization groove and is made into working fluid; Adjustment working fluid processing range to total acidity: 25-35 point; Free acidity: 0.8-1.2 point, pH:3-4, use temperature 80-95 ℃.
With specification is that the cold-reduced sheet of 120*3*4 drops in the phosphatization groove and soaked 6 minutes, pulls out immediately on the surface and has formed one deck phosphatize phosphate coat, following to its service check:
Phosphatize phosphate coat outward appearance: press GB2828-88 and carry out, meet the requirements.
Phosphorization film quality: press GB6807-97 and measure, be 1.90-2.20g/m
2, reach the phosphatization requirement fully.
Phosphatize phosphate coat solidity to corrosion: press GB6807-91 appendix D and measure spot corrosion 3 minutes.
Shock-resistance: spray polyurethane paint on the steel plate that will use this phosphatization liquid to handle.Press GB1732 and measure shock-resistance 550Ncm.
Snappiness: measure snappiness by GB1731 and pass through A=1mm.
Adhesion test: press GB1720 and measure 1 grade of sticking power, and not during phosphatization sticking power be the 2-3 level, explain that this phosphatize phosphate coat and paint film have good matching capacity.
Claims (2)
1. a high temperature corrosion-resisting phosphatization liquid is characterized in that, it is by the formulated mixed solution of following component, and the weight of each component is in every liter of mixed solution:
80% phosphoric acid 320-330g
Zinc oxide 120-125g
Sodium orthomolybdate 5-7g
Hydrocerol A 12-13g
Zinc nitrate 100 ~ 150g
Nitric acid 4 ~ 6g
Nickelous nitrate 4-6g
Chromic acid 2.0-2.5g
Z 150PH 3-4 g
Sodium cellulose glycolate 2-3 g
Surplus is a water.
2. high temperature corrosion-resisting phosphatization liquid according to claim 1 is characterized in that, by the formulated mixed solution of following component, the weight of each component is in every liter of mixed solution:
80% phosphatase 24 25g
Zinc oxide 122g
Sodium orthomolybdate 6g
Hydrocerol A 12.5g
Zinc nitrate 120g
Nitric acid 5g
Nickelous nitrate 5g
Chromic acid 2.2g
Z 150PH 3 g
Sodium cellulose glycolate 2 g
Surplus is a water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263670.3A CN102817023B (en) | 2012-07-28 | 2012-07-28 | A kind of high temperature corrosion-resisting Phosphating Solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263670.3A CN102817023B (en) | 2012-07-28 | 2012-07-28 | A kind of high temperature corrosion-resisting Phosphating Solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102817023A true CN102817023A (en) | 2012-12-12 |
| CN102817023B CN102817023B (en) | 2016-04-06 |
Family
ID=47301453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210263670.3A Expired - Fee Related CN102817023B (en) | 2012-07-28 | 2012-07-28 | A kind of high temperature corrosion-resisting Phosphating Solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102817023B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320777A (en) * | 2013-05-31 | 2013-09-25 | 南京洁雅新材料有限公司 | Normal temperature non-slag coating agent and production technology therefor |
| CN109930143A (en) * | 2019-04-24 | 2019-06-25 | 宁波瑞亚紧固件制造有限公司 | A kind of processing method on high-intensity fasteners surface |
| CN115522191A (en) * | 2022-10-11 | 2022-12-27 | 山东商业职业技术学院 | Phosphating solution for metal surface treatment and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05295562A (en) * | 1992-04-17 | 1993-11-09 | Nippon Steel Corp | Method for chromate-treating galvanized steel sheet |
| CN1082627A (en) * | 1992-04-06 | 1994-02-23 | 天津大学 | Multifunctional low-temperature metal phosphorizing liquid |
| CN1417379A (en) * | 2001-11-02 | 2003-05-14 | 王志刚 | Rust-eliminating and rust-preventing liquid |
| CN101245458A (en) * | 2007-02-16 | 2008-08-20 | 天津新技术产业园区科茂化学试剂有限公司 | Four-function treating liquid for surface of iron or steel |
| CN101935832A (en) * | 2010-10-22 | 2011-01-05 | 南京有为化工有限公司 | Zinc-iron metal alramenting liquid capable of being recycled at normal temperature |
-
2012
- 2012-07-28 CN CN201210263670.3A patent/CN102817023B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082627A (en) * | 1992-04-06 | 1994-02-23 | 天津大学 | Multifunctional low-temperature metal phosphorizing liquid |
| JPH05295562A (en) * | 1992-04-17 | 1993-11-09 | Nippon Steel Corp | Method for chromate-treating galvanized steel sheet |
| CN1417379A (en) * | 2001-11-02 | 2003-05-14 | 王志刚 | Rust-eliminating and rust-preventing liquid |
| CN101245458A (en) * | 2007-02-16 | 2008-08-20 | 天津新技术产业园区科茂化学试剂有限公司 | Four-function treating liquid for surface of iron or steel |
| CN101935832A (en) * | 2010-10-22 | 2011-01-05 | 南京有为化工有限公司 | Zinc-iron metal alramenting liquid capable of being recycled at normal temperature |
Non-Patent Citations (1)
| Title |
|---|
| 张玉梅等: "磷化液在金属表面磷化处理中的作用分析", 《矿业快报》, no. 454, 28 February 2007 (2007-02-28), pages 41 - 43 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320777A (en) * | 2013-05-31 | 2013-09-25 | 南京洁雅新材料有限公司 | Normal temperature non-slag coating agent and production technology therefor |
| CN109930143A (en) * | 2019-04-24 | 2019-06-25 | 宁波瑞亚紧固件制造有限公司 | A kind of processing method on high-intensity fasteners surface |
| CN115522191A (en) * | 2022-10-11 | 2022-12-27 | 山东商业职业技术学院 | Phosphating solution for metal surface treatment and preparation method and application thereof |
| CN115522191B (en) * | 2022-10-11 | 2024-06-07 | 山东商业职业技术学院 | A phosphating solution for metal surface treatment and its preparation method and application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102817023B (en) | 2016-04-06 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160406 Termination date: 20160728 |