CN101368274A - Steel antirust agent - Google Patents
Steel antirust agent Download PDFInfo
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- CN101368274A CN101368274A CNA2007100587542A CN200710058754A CN101368274A CN 101368274 A CN101368274 A CN 101368274A CN A2007100587542 A CNA2007100587542 A CN A2007100587542A CN 200710058754 A CN200710058754 A CN 200710058754A CN 101368274 A CN101368274 A CN 101368274A
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- agent
- ether
- steel antirust
- antirust
- active agent
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Abstract
The invention provides steel antirust which includes corrosion inhibitor, surface active agent, pH value regulator and de-ionized water. The weight percentage of each component is as follows: 7 to 10 percent of corrosion inhibitor, 7 to 10 percent of surface active agent, 1 to 6 percent of pH value regulator and the rest is the de-ionized water. The pH value of the mixed liquid is ranged from 11 to 12; the descaling effect to the surface of copper alloy materials is ideal; besides, the descaling time is longer; the copper alloy antirust can be used to prevent the surfaces of the copper alloy materials from forming rusty spots again; the copper alloy antirust does not contain phosphate and does not contain the nitrite which is harmful to the human bodies and the environment, is convenient for the processing and drainage of wasted antirust and accords with the requirements for environment protection; the antirust is alkaline liquid without pollution and corrosion to devices, effectively reduces the production cost, and can be safely and reliably used.
Description
One, technical field
The present invention relates to clean-out system, relate in particular to a kind of steel antirust agent of aq. type.
Two, background technology
Preparation is during metal product, before processing to its material clean with antirust processing be important procedure in the production process, for high-tech product, the key especially operation of the cleaning of work material and antirust processing.The performance of the degree of cleaning of work material and the antirust product of dealing with relationship, quality, work-ing life and reliability, especially high-tech product has high-performance, high reliability, high-accuracy property, high integration and microminiaturized characteristics, very responsive to degree of cleaning and antirust processing, small pollution and rust staining will produce performance, quality, work-ing life and the reliability of product and have a strong impact on.Therefore, improve the degree of cleaning of work material and antirust treatment effect become enhance product performance, the important topic of quality, work-ing life and reliability.
The quantity of the precision components of using in the standard machinery part of employing ferrous materials processing and preparing and the other field is quite big, therefore the workload that this class ferrous materials and component thereof are carried out antirust processing is very big, and the rust-preventive agent usage quantity that needs in the antirust treating processes also is sizable certainly.Existing steel antirust agent mostly is solvent-borne type, and the shortcoming that these rust-preventive agent exist is, rust-proof effect is not really desirable, and the top layer of black appears in ferrous materials after antirust processing easily, makes troubles to following process, and the processing to precision components causes puzzlement especially; In addition, stronger to equipment corrosion, increase equipment cost; And scavenging period is longer, needs 10 to 30 minutes scavenging period.Moreover, along with the severization of environmental protection requirement standard; Emission control to trade effluent is also more and more stricter, and the processing discharging of therefore discarded rust-preventive agent becomes the important topic that the sector need be studied and solve.
Therefore remain to be developed the rust-preventive agent of aq. type, discharge with the processing that helps discarded rust-preventive agent, and can effectively improve antirust effect, and can reduce corrodibility equipment.
Three, summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that currently available products exists, and provide a kind of metallic steel iron material rust-preventive agent, rust cleaning to steel material surface is satisfactory for result, and the antirust time is longer, can prevent after the use that steel material surface from forming rust staining once more; The not phosphorous hydrochlorate of this rust-preventive agent does not contain human body and the deleterious nitrite of environment, is convenient to the processing discharging of discarded rust-preventive agent, compliance with environmental protection requirements, and it is alkaline aqueous solution, and is pollution-free to equipment, does not have corrosion, effectively reduces production costs, safe and reliable.
The objective of the invention is to realize by following technical scheme.
Steel antirust agent of the present invention is characterized in that: comprise inhibiter, tensio-active agent, pH value conditioning agent and deionized water; The shared weight percent of various components is: inhibiter is 7% to 10%, tensio-active agent is 7 to 10%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus.The pH value of said components mixed solution is 11 to 12.
Aforesaid steel antirust agent is characterized in that: described inhibiter is a kind of or its combination in hexonic acid sodium and the benzotriazole sodium (BTANa).
Aforesaid steel antirust agent is characterized in that: described tensio-active agent is a nonionic surface active agent.
Aforesaid steel antirust agent is characterized in that: described nonionic surface active agent is fatty alcohol-polyoxyethylene ether or alkylol amide.
Aforesaid steel antirust agent is characterized in that: described fatty alcohol-polyoxyethylene ether is aliphatic alcohol polyethenoxy (3) ether, aliphatic alcohol polyethenoxy (5) ether, aliphatic alcohol polyethenoxy (7) ether, aliphatic alcohol polyethenoxy (9) ether, aliphatic alcohol polyethenoxy (20) ether, aliphatic alcohol polyethenoxy (25) ether or aliphatic alcohol polyethenoxy (40) ether; Described alkylol amide is lauroyl monoethanolamine, lauroyl diethanolamine, oleoyl monoethanolamine, oleoyl diethanolamine, coconut formyl single-alcohol amine, coconut acyl diethanolamine, stearyl monoethanolamine or stearyl diethanolamine.
Aforesaid steel antirust agent is characterized in that: described pH value conditioning agent is mineral alkali, organic bases or their combination.
Aforesaid steel antirust agent is characterized in that: described mineral alkali is a potassium hydroxide, sodium hydroxide, peroxide trisodium phosphate or ammoniacal liquor; Described organic bases is a kind of in many hydroxyls polyamines and the amine or their combination.
Aforesaid steel antirust agent is characterized in that: described many hydroxyls polyamines is trolamine, THED tetrahydroxy ethylene diamine or hexahydroxy-propyl group propylene diamine; Described amine is quadrol, Tetramethylammonium hydroxide, N,N-DIMETHYLACETAMIDE or pivalyl amine.
The preparation method of steel antirust agent of the present invention, it is characterized in that: take by weighing inhibiter, tensio-active agent, pH value conditioning agent and deionized water according to part by weight, at room temperature successively inhibiter, tensio-active agent, pH value conditioning agent are joined in the deionized water, mix, become the steel antirust agent finished product.
The beneficial effect of metallic steel iron material rust-preventive agent of the present invention, scientific formulation of the present invention is reasonable, and production technique is simple, does not need specific installation, only needs above-mentioned raw materials at room temperature mixed to get final product; Its rust cleaning ability is strong; The antirust time is long; Use time human-saving and man-hour, high efficiency; This rust-preventive agent is alkaline aqueous solution, and is lower to the corrodibility of equipment, safe and reliable, and be beneficial to the reduction equipment cost; The not phosphorous hydrochlorate of this rust-preventive agent does not contain human body and the deleterious nitrite of environment, is convenient to the processing discharging of discarded rust-preventive agent, meets environmental protection requirement.
Embodiment
Steel antirust agent of the present invention, it comprises inhibiter, tensio-active agent, pH value conditioning agent and deionized water; The shared weight percent of various components is: inhibiter is 7% to 10%, tensio-active agent is 7 to 10%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus; The pH value of said components mixed solution is 11 to 12.
Steel antirust agent of the present invention, wherein inhibiter is a kind of or its combination in hexonic acid sodium and the benzotriazole sodium (BTANa).
Steel antirust agent of the present invention, wherein tensio-active agent is a nonionic surface active agent; This nonionic surface active agent is fatty alcohol-polyoxyethylene ether or alkylol amide; Fatty alcohol-polyoxyethylene ether is aliphatic alcohol polyethenoxy (3) ether, aliphatic alcohol polyethenoxy (5) ether, aliphatic alcohol polyethenoxy (7) ether, aliphatic alcohol polyethenoxy (9) ether, aliphatic alcohol polyethenoxy (20) ether, aliphatic alcohol polyethenoxy (25) ether or aliphatic alcohol polyethenoxy (40) ether; Alkylol amide is lauroyl monoethanolamine, lauroyl diethanolamine, oleoyl monoethanolamine, oleoyl diethanolamine, coconut formyl single-alcohol amine, coconut acyl diethanolamine, stearyl monoethanolamine or stearyl diethanolamine.
Steel antirust agent of the present invention, wherein the pH value conditioning agent is mineral alkali, organic bases or their combination; This mineral alkali is a potassium hydroxide, sodium hydroxide, peroxide trisodium phosphate or ammoniacal liquor; This organic bases is a kind of in many hydroxyls polyamines and the amine or their combination, and many hydroxyls polyamines is trolamine, THED tetrahydroxy ethylene diamine or hexahydroxy-propyl group propylene diamine, and amine is quadrol, Tetramethylammonium hydroxide, N,N-DIMETHYLACETAMIDE or pivalyl amine.
The preparation method of steel antirust agent of the present invention, it is characterized in that: take by weighing inhibiter, tensio-active agent, pH value conditioning agent and deionized water according to part by weight, at room temperature successively inhibiter, tensio-active agent, pH value conditioning agent are joined in the deionized water, mix, become the steel antirust agent finished product.
Embodiment 1: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 8% hexonic acid sodium, and 7% the polymerization degree is 20 fatty alcohol-polyoxyethylene ether (0-20), 2% potassium hydroxide, and deionized water is surplus, and is standby.
Successively hexonic acid sodium, 0-20 and the potassium hydroxide of above-mentioned weight is joined in the deionized water at ambient temperature, be stirred to the uniform aqueous solution and get final product.
The pH value of this rust-preventive agent is 11, and proportion is 1.002.
Embodiment 2: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 9% benzotriazole sodium (BTANa), and 8% the polymerization degree is 25 fatty alcohol-polyoxyethylene ether (0-25), 3% ammoniacal liquor, and deionized water is surplus, and is standby.
Successively with the benzotriazole sodium (BTANa) of above-mentioned weight, 0-25 and ammoniacal liquor join in the deionized water, are stirred to the uniform aqueous solution and get final product at ambient temperature.
The pH value of this rust-preventive agent is 11.5, and proportion is 1.003.
Embodiment 3: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 8% hexonic acid sodium, 2% benzotriazole sodium (BTANa), and 9% the polymerization degree is 40 fatty alcohol-polyoxyethylene ether (0-40), 3% sodium hydroxide, deionized water is surplus, and is standby.
Successively with the hexonic acid sodium of above-mentioned weight, benzotriazole sodium (BTANa) 0-40 and sodium hydroxide join in the deionized water, are stirred to the uniform aqueous solution and get final product at ambient temperature.
Embodiment 4: select the rust-preventive agent of any one prescription among the embodiment 1 to 3 for use, ferrous materials is eliminated rust and antirust processing.
With suitable the shaking evenly of this rust-preventive agent, then rust-preventive agent is spread upon the position that ferrous materials need be handled, and soak steel material surface earlier, wipe the rust-preventive agent on surface behind the 30min, steel material surface does not have iron mold.
If rust-preventive agent is not erased, then can reach the best protection effect, promptly in 200 days, can not get rusty once again.
Embodiment 5: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 7% hexonic acid sodium, 3% benzotriazole sodium (BTANa), and 9% lauroyl monoethanolamine, 4% potassium hydroxide, deionized water is surplus, and is standby.
At ambient temperature successively with the hexonic acid sodium of above-mentioned weight, benzotriazole sodium (BTANa), lauroyl monoethanolamine and potassium hydroxide join in the deionized water, are stirred to the uniform aqueous solution and get final product.
The pH value of this rust-preventive agent is 11.5, and proportion is 1.003.
Embodiment 6: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 4% hexonic acid sodium, 3% benzotriazole sodium (BTANa), and 9% lauroyl monoethanolamine, 4% peroxide trisodium phosphate, deionized water is surplus, and is standby.
At ambient temperature successively with the hexonic acid sodium of above-mentioned weight, benzotriazole sodium, lauroyl monoethanolamine and peroxide trisodium phosphate join in the deionized water, are stirred to the uniform aqueous solution and get final product.
The pH value of this rust-preventive agent is 12, and proportion is 1.004.
Embodiment 7: preparation 20kg rust-preventive agent.
Taking by weighing preparation weight respectively is 3% hexonic acid sodium, 4% benzotriazole sodium (BTANa), and 10% the polymerization degree is 9 fatty alcohol-polyoxyethylene ether (0-9), 3% sodium hydroxide, deionized water is surplus, and is standby.
At ambient temperature successively with the hexonic acid sodium of above-mentioned weight, benzotriazole sodium (BTANa), 0-9 and sodium hydroxide join in the deionized water, are stirred to the uniform aqueous solution and get final product.
The pH value of this rust-preventive agent is 12, and proportion is 1.003.
Embodiment 8: select the rust-preventive agent of any one prescription among the embodiment 5 to 7 for use, ferrous materials is eliminated rust and antirust processing.
With suitable the shaking evenly of this rust-preventive agent, then rust-preventive agent is spread upon the position that ferrous materials need be handled, and soak steel material surface earlier, wipe the rust-preventive agent on surface behind the 25min, steel material surface does not have iron mold.
If rust-preventive agent is not erased, then can reach the best protection effect, promptly in 200 days, can not get rusty once again.
The carbonatoms of Fatty Alcohol(C12-C14 and C12-C18) is 12 to 18 in the fatty alcohol-polyoxyethylene ether that relates among the present invention and the embodiment and use; The room temperature that relates to is 20-25 ℃.
Employed raw material of the embodiment of the invention and equipment are the commercially available prod, so no longer give unnecessary details.
The not phosphorous hydrochlorate of rust-preventive agent of the present invention does not contain human body and the deleterious nitrite of environment, is convenient to the processing discharging of discarded rust-preventive agent, compliance with environmental protection requirements, and pollution-free to equipment, there is not corrosion, effectively reduce production costs, safe and reliable; The steel material surface or the ferrous materials part that use rust-preventive agent of the present invention to handle; wetting, osmosis by tensio-active agent in the rust-preventive agent; the surface that spreads over ferrous materials forms compact protective film; thereby in the isolation external environment iron and steel is caused the material such as acidified water, carbonic acid gas of corrosion; by the neutralizing effect and the Decomposition of PH conditioning agent, can remove corrosion that steel material surface produced and the H that significantly reduces generation
+, and H
+Be the one of the main reasons of quickening the ferrous materials corrosion, and inhibiter has guaranteed that material and part thereof after the antirust processing have reliable antirust function.
Advantage of the present invention is: production technique is simple, does not need specific installation, only needs above-mentioned raw materials at room temperature mixed to get final product; Rust remover of the present invention not only can be removed the corrosion of steel material surface rapidly, can form the fine and close strong protective membrane of bonding force at steel material surface simultaneously, prevents to get rusty once again, prolongs effective rust-proof life; In use do not produce pollution problem to environment, safe and reliable; Discarded liquid is convenient to handle discharging, compliance with environmental protection requirements.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (9)
1. a steel antirust agent is characterized in that: comprise inhibiter, tensio-active agent, pH value conditioning agent and deionized water; The shared weight percent of various components is: inhibiter is 7% to 10%, tensio-active agent is 7 to 10%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus.
2. steel antirust agent according to claim 1 is characterized in that: described inhibiter is a kind of or its combination in hexonic acid sodium and the benzotriazole sodium (BTANa).
3. steel antirust agent according to claim 1 is characterized in that: described tensio-active agent is a nonionic surface active agent.
4. steel antirust agent according to claim 3 is characterized in that: described nonionic surface active agent is fatty alcohol-polyoxyethylene ether or alkylol amide.
5. steel antirust agent according to claim 4 is characterized in that: described fatty alcohol-polyoxyethylene ether is aliphatic alcohol polyethenoxy (3) ether, aliphatic alcohol polyethenoxy (5) ether, aliphatic alcohol polyethenoxy (7) ether, aliphatic alcohol polyethenoxy (9) ether, aliphatic alcohol polyethenoxy (20) ether, aliphatic alcohol polyethenoxy (25) ether or aliphatic alcohol polyethenoxy (40) ether; Described alkylol amide is lauroyl monoethanolamine, lauroyl diethanolamine, oleoyl monoethanolamine, oleoyl diethanolamine, coconut formyl single-alcohol amine, coconut acyl diethanolamine, stearyl monoethanolamine or stearyl diethanolamine.
6. steel antirust agent according to claim 1 is characterized in that: described pH value conditioning agent is mineral alkali, organic bases or their combination.
7. steel antirust agent according to claim 6 is characterized in that: described mineral alkali is a potassium hydroxide, sodium hydroxide, peroxide trisodium phosphate or ammoniacal liquor; Described organic bases is a kind of in many hydroxyls polyamines and the amine or their combination.
8. steel antirust agent according to claim 7 is characterized in that: described many hydroxyls polyamines is trolamine, THED tetrahydroxy ethylene diamine or hexahydroxy-propyl group propylene diamine; Described amine is quadrol, Tetramethylammonium hydroxide, N,N-DIMETHYLACETAMIDE or pivalyl amine.
9. the preparation method of a steel antirust agent as claimed in claim 1, it is characterized in that: take by weighing inhibiter, tensio-active agent, pH value conditioning agent and deionized water according to part by weight, at room temperature successively inhibiter, tensio-active agent, pH value conditioning agent are joined in the deionized water, mix, become the steel antirust agent finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100587542A CN101368274A (en) | 2007-08-15 | 2007-08-15 | Steel antirust agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100587542A CN101368274A (en) | 2007-08-15 | 2007-08-15 | Steel antirust agent |
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| Publication Number | Publication Date |
|---|---|
| CN101368274A true CN101368274A (en) | 2009-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100587542A Pending CN101368274A (en) | 2007-08-15 | 2007-08-15 | Steel antirust agent |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943258A (en) * | 2012-09-18 | 2013-02-27 | 上海金兆节能科技有限公司 | Environment-friendly rust-removing anti-rust agent |
| CN103088358A (en) * | 2012-12-13 | 2013-05-08 | 苏州新区化工节能设备厂 | Surface treatment method of water electrolysis pole plate before plating |
| CN104264154A (en) * | 2014-10-22 | 2015-01-07 | 华文蔚 | Steel rust inhibitor and antirust technology thereof |
| CN105970255A (en) * | 2016-06-24 | 2016-09-28 | 武汉吉和昌化工科技股份有限公司 | Complexing agent electroplated with bright zinc-nickel alloys and preparation method of complexing agent |
| CN107904611A (en) * | 2017-12-29 | 2018-04-13 | 南京科润工业介质股份有限公司 | Prevent from being superimposed environmental protection, low-residual cleaning anti-rust agent of rust of looking unfamiliar and preparation method thereof |
| CN110578151A (en) * | 2019-09-26 | 2019-12-17 | 广东中联邦精细化工有限公司 | Alkaline steel rust remover and preparation method thereof |
-
2007
- 2007-08-15 CN CNA2007100587542A patent/CN101368274A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943258A (en) * | 2012-09-18 | 2013-02-27 | 上海金兆节能科技有限公司 | Environment-friendly rust-removing anti-rust agent |
| CN102943258B (en) * | 2012-09-18 | 2014-06-25 | 上海金兆节能科技有限公司 | Environment-friendly rust-removing anti-rust agent |
| CN103088358A (en) * | 2012-12-13 | 2013-05-08 | 苏州新区化工节能设备厂 | Surface treatment method of water electrolysis pole plate before plating |
| CN103088358B (en) * | 2012-12-13 | 2015-09-30 | 苏州赛斯德工程设备有限公司 | Surface treatment method before water electrolysis pole plate plating |
| CN104264154A (en) * | 2014-10-22 | 2015-01-07 | 华文蔚 | Steel rust inhibitor and antirust technology thereof |
| CN105970255A (en) * | 2016-06-24 | 2016-09-28 | 武汉吉和昌化工科技股份有限公司 | Complexing agent electroplated with bright zinc-nickel alloys and preparation method of complexing agent |
| CN107904611A (en) * | 2017-12-29 | 2018-04-13 | 南京科润工业介质股份有限公司 | Prevent from being superimposed environmental protection, low-residual cleaning anti-rust agent of rust of looking unfamiliar and preparation method thereof |
| CN110578151A (en) * | 2019-09-26 | 2019-12-17 | 广东中联邦精细化工有限公司 | Alkaline steel rust remover and preparation method thereof |
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Open date: 20090218 |