CN104099003A - Environment-friendly aluminum alloy surface treatment agent - Google Patents
Environment-friendly aluminum alloy surface treatment agent Download PDFInfo
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- CN104099003A CN104099003A CN201410269788.6A CN201410269788A CN104099003A CN 104099003 A CN104099003 A CN 104099003A CN 201410269788 A CN201410269788 A CN 201410269788A CN 104099003 A CN104099003 A CN 104099003A
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Abstract
The invention discloses an environment-friendly aluminum alloy surface treatment agent, which consists of the following raw materials by weight part: 0.2-0.3 of sodium dichloroisocyanurate, 1-1.4 of calcium aluminate, 1.2-2 of acrylic acid, 0.1-0.2 of silicon carbide, 1.7-3 of trimethylolpropane, 0.8-1.3 of sldium lauryl sulfate, 0.1-0.2 of sodium persulfate, 0.05-0.1 of stainless steel powder, 0.6-1 of diethanolamine, 1-1.5 of diethanolamine, 1.3-2 of distearyl thiodipropionate, 2-3 of a film-forming additive, 16-20 of a silane coupling agent KH560, and 100-140 of deionized water. The surface treatment agent provided by the invention does not contain chromate and other heavy metals, has no harm to human body and environment, and is safe and environment-friendly. The formed film is stable, has no change on the surface, is free of bubble, shedding and damage, and can form a stable protective effect on aluminum alloy.
Description
Technical field
The present invention relates generally to field of surface treatment, relates in particular to a kind of environmental protection aluminum alloy surface treatment agent.
Background technology
The surface treatment method of aluminium alloy has a lot, as Physical, chemical method, physico-chemical processes and synthetic method.Conventional method is anonizing now, form conversion film by electrochemical method in aluminum alloy surface, although this method can improve the corrosion resistance nature of aluminium alloy, but the ability that it conforms, transform rete even not, easily come off, wear resisting property does not improve, and although traditional phosphate conversion and chromating process for treating surface can obtain good effect, but contain zinc in the waste liquid of discharging in treating processes, manganese, nickel, the carcinogenic substances such as heavy metal ion and nitrite such as chromium, environmental pollution is very serious, and metallic surface silanization treatment technology is due to the material of hurm involved environment not, energy consumption in production process is low, technical applications is extensive, being considered to be expected to replace phosphate conversion processes and chromating processing, that recent development direction is protected separately in metallic surface.
Summary of the invention
The object of the invention is just to provide a kind of environmental protection aluminum alloy surface treatment agent.
The present invention is achieved by the following technical solutions:
A kind of environmental protection aluminum alloy surface treatment agent, it is made up of the raw material of following weight parts:
Surchlor GR 60 0.2-0.3, calcium aluminate 1-1.4, vinylformic acid 1.2-2, silicon carbide 0.1-0.2, TriMethylolPropane(TMP) 1.7-3, sodium laurylsulfate 0.8-1.3, Sodium Persulfate 0.1-0.2, Stainless Steel Powder 0.05-0.1, diethanolamine 0.6-1, MALEIC ANHYDRIDE 1-1.5, thio-2 acid two stearyl alcohol ester 1.3-2, film coalescence aid 2-3, silane coupling agent KH560 16-20, deionized water 100-140;
Described film coalescence aid is made up of the raw material of following weight parts:
Organosilicon crylic acid latex 30-40, flaxseed gum 2-3, polyhexamethylene guanidine 0.3-0.5, glycerin polyoxyethylene ether cocounut oil acid esters 0.5-1, ammonium meta-vanadate 0.1-0.2, potassium wolframate 0.1-0.2, Oleum Hippophae 0.4-1, deionized water 60-80;
Potassium wolframate is mixed with ammonium meta-vanadate, join in 10-20 deionized water doubly, at 70-80 DEG C, stirring heating 4-10 minute, adds flaxseed gum, is stirred to normal temperature, obtains gel;
Polyhexamethylene guanidine is joined in organosilicon crylic acid latex, after stirring, add above-mentioned gel, drip Oleum Hippophae, after dropwising, insulation leaves standstill 3-5 minute at 50-60 DEG C, adds the each raw material of residue, 200-300 rev/min of dispersed with stirring 20-30 minute, obtains described film coalescence aid.
A preparation method for environmental protection aluminum alloy surface treatment agent, comprises the following steps:
Calcium aluminate, silicon carbide are mixed, add TriMethylolPropane(TMP), insulated and stirred 3-4 minute at 50-55 DEG C, adds the two stearyl alcohol esters of thio-2 acid, Stainless Steel Powder, and ball milling is even;
Surchlor GR 60 is mixed with MALEIC ANHYDRIDE, add the 20-30% of above-mentioned deionized water weight, 80-100 rev/min of dispersed with stirring 4-6 minute;
Above-mentioned each raw material after treatment is mixed with the each raw material of residue, and 180-200 rev/min of dispersed with stirring 1-2 hour, obtains described environmental protection aluminum alloy surface treatment agent.
Advantage of the present invention is:
Surface treatment agent of the present invention is containing the heavy metal such as chromic salt, to human body and environment all without harm, safety and environmental protection, the film of formation is stable, surface is unchanged, without bubbling, without coming off, nothing breakage, can form stable protection effect to aluminium alloy.
Embodiment
Embodiment 1
A kind of environmental protection aluminum alloy surface treatment agent, it is made up of the raw material of following weight parts:
Surchlor GR 60 0.3, calcium aluminate 1.4, vinylformic acid 1.2, silicon carbide 0.2, TriMethylolPropane(TMP) 1.7, sodium laurylsulfate 1.3, Sodium Persulfate 0.2, Stainless Steel Powder 0.05, diethanolamine 0.6, MALEIC ANHYDRIDE 1.5, the two stearyl alcohol esters 1.3 of thio-2 acid, film coalescence aid 3, silane coupling agent KH560 16-20, deionized water 140;
Described film coalescence aid is made up of the raw material of following weight parts:
Organosilicon crylic acid latex 30-40, flaxseed gum 2-3, polyhexamethylene guanidine 0.5, glycerin polyoxyethylene ether cocounut oil acid esters 0.5, ammonium meta-vanadate 0.1-0.2, potassium wolframate 0.2, Oleum Hippophae 0.4, deionized water 80;
Potassium wolframate is mixed with ammonium meta-vanadate, join in the deionized water of 20 times, at 80 DEG C, stirring heating 4-10 minute, adds flaxseed gum, is stirred to normal temperature, obtains gel;
Polyhexamethylene guanidine is joined in organosilicon crylic acid latex, add above-mentioned gel after stirring, drip Oleum Hippophae, after dropwising, insulation leaves standstill 5 minutes at 60 DEG C, adds the each raw material of residue, and 300 revs/min of dispersed with stirring 30 minutes, obtain described film coalescence aid.
A preparation method for environmental protection aluminum alloy surface treatment agent, comprises the following steps:
Calcium aluminate, silicon carbide are mixed, add TriMethylolPropane(TMP), insulated and stirred 4 minutes, adds the two stearyl alcohol esters of thio-2 acid, Stainless Steel Powder at 55 DEG C, and ball milling is even;
Surchlor GR 60 is mixed with MALEIC ANHYDRIDE, add 30% of above-mentioned deionized water weight, 80-100 rev/min of dispersed with stirring 4-6 minute;
Above-mentioned each raw material after treatment is mixed with the each raw material of residue, and 200 revs/min of dispersed with stirring 2 hours, obtain described environmental protection aluminum alloy surface treatment agent.
Using method:
The Al alloy parts carrying out after degreasing, washing is placed in to surface treatment agent of the present invention and floods, working temperature 20-40 DEG C, working hour 0.5-1min.
Performance test:
Getting the aluminum alloy plate materials of surface treatment agent processing of the present invention tests, the specification of this sheet material is 80mm × 100mm × 4mm, by this sheet material lateral dissection, carry out spray test, agents useful for same is that concentration is 5% sodium chloride solution, test period 300 hours, measures the bubbling width forming in line of cut one side, and result bubbling width is 0;
Salt tolerance:
It is in 5% sodium chloride solution that this sheet material is immersed in to concentration, soaks 300 hours, and material surface is substantially unchanged, soaks 300 hours, occurs without rust staining;
Acid resistance:
This sheet material is sprayed to experiment with the 0.05mol/l sulfuric acid that temperature is 23 DEG C, and experimental period 20 hours, cleans with clear water, and indoor placement 2 hours, coating surface was unchanged, and nothing is bubbled, nothing comes off, nothing is damaged;
Stripper-resistance:
The paste that this plate surface is coated with to last layer 2-3mm, being put into temperature is 50 DEG C, and in the watertight chest that relative humidity is 90-96%, experimental period 24 hours, cleans with clear water after taking-up, and coating surface is without bubbling, without coming off, without damaged.
Claims (2)
1. an environmental protection aluminum alloy surface treatment agent, is characterized in that what it was made up of the raw material of following weight parts:
Surchlor GR 60 0.2-0.3, calcium aluminate 1-1.4, vinylformic acid 1.2-2, silicon carbide 0.1-0.2, TriMethylolPropane(TMP) 1.7-3, sodium laurylsulfate 0.8-1.3, Sodium Persulfate 0.1-0.2, Stainless Steel Powder 0.05-0.1, diethanolamine 0.6-1, MALEIC ANHYDRIDE 1-1.5, thio-2 acid two stearyl alcohol ester 1.3-2, film coalescence aid 2-3, silane coupling agent KH560 16-20, deionized water 100-140;
Described film coalescence aid is made up of the raw material of following weight parts:
Organosilicon crylic acid latex 30-40, flaxseed gum 2-3, polyhexamethylene guanidine 0.3-0.5, glycerin polyoxyethylene ether cocounut oil acid esters 0.5-1, ammonium meta-vanadate 0.1-0.2, potassium wolframate 0.1-0.2, Oleum Hippophae 0.4-1, deionized water 60-80;
Potassium wolframate is mixed with ammonium meta-vanadate, join in 10-20 deionized water doubly, at 70-80 DEG C, stirring heating 4-10 minute, adds flaxseed gum, is stirred to normal temperature, obtains gel;
Polyhexamethylene guanidine is joined in organosilicon crylic acid latex, after stirring, add above-mentioned gel, drip Oleum Hippophae, after dropwising, insulation leaves standstill 3-5 minute at 50-60 DEG C, adds the each raw material of residue, 200-300 rev/min of dispersed with stirring 20-30 minute, obtains described film coalescence aid.
2. a preparation method for environmental protection aluminum alloy surface treatment agent as claimed in claim 1, is characterized in that comprising the following steps:
Calcium aluminate, silicon carbide are mixed, add TriMethylolPropane(TMP), insulated and stirred 3-4 minute at 50-55 DEG C, adds the two stearyl alcohol esters of thio-2 acid, Stainless Steel Powder, and ball milling is even;
Surchlor GR 60 is mixed with MALEIC ANHYDRIDE, add the 20-30% of above-mentioned deionized water weight, 80-100 rev/min of dispersed with stirring 4-6 minute;
Above-mentioned each raw material after treatment is mixed with the each raw material of residue, and 180-200 rev/min of dispersed with stirring 1-2 hour, obtains described environmental protection aluminum alloy surface treatment agent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410269788.6A CN104099003A (en) | 2014-06-17 | 2014-06-17 | Environment-friendly aluminum alloy surface treatment agent |
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| CN201410269788.6A CN104099003A (en) | 2014-06-17 | 2014-06-17 | Environment-friendly aluminum alloy surface treatment agent |
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Citations (8)
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| CN102051611A (en) * | 2010-12-31 | 2011-05-11 | 大连工业大学 | Metal surface treating agent |
| CN102747355A (en) * | 2012-07-27 | 2012-10-24 | 重庆长宇金属表面处理技术有限公司 | Metal surface vitrification agent and application method thereof |
| CN102977774A (en) * | 2012-12-04 | 2013-03-20 | 安徽省宿州市龙华机械制造有限公司 | Modified silane surface pretreating agent containing polyoxyethylene octadecanol ether and preparation method of modified silane surface pretreating agent |
| CN103060791A (en) * | 2012-12-18 | 2013-04-24 | 芜湖恒坤汽车部件有限公司 | Metal surface silicane treating agent containing tetraisopropyl titanate and preparing method thereof |
| CN103060787A (en) * | 2012-12-18 | 2013-04-24 | 安徽六方重联机械股份有限公司 | Metal surface silicane treating agent containing diethanol amine and preparing method thereof |
| CN103088335A (en) * | 2012-12-18 | 2013-05-08 | 芜湖恒坤汽车部件有限公司 | Surface modification and silanization treating agent for metal and preparation method thereof |
| CN103087572A (en) * | 2012-12-18 | 2013-05-08 | 芜湖恒坤汽车部件有限公司 | Surface silanization protection treatment agent for hard aluminum alloy and preparation method thereof |
| CN103153017A (en) * | 2011-12-06 | 2013-06-12 | 神讯电脑(昆山)有限公司 | Manufacturing method for magnesium aluminum alloy housing |
-
2014
- 2014-06-17 CN CN201410269788.6A patent/CN104099003A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051611A (en) * | 2010-12-31 | 2011-05-11 | 大连工业大学 | Metal surface treating agent |
| CN103153017A (en) * | 2011-12-06 | 2013-06-12 | 神讯电脑(昆山)有限公司 | Manufacturing method for magnesium aluminum alloy housing |
| CN102747355A (en) * | 2012-07-27 | 2012-10-24 | 重庆长宇金属表面处理技术有限公司 | Metal surface vitrification agent and application method thereof |
| CN102977774A (en) * | 2012-12-04 | 2013-03-20 | 安徽省宿州市龙华机械制造有限公司 | Modified silane surface pretreating agent containing polyoxyethylene octadecanol ether and preparation method of modified silane surface pretreating agent |
| CN103060791A (en) * | 2012-12-18 | 2013-04-24 | 芜湖恒坤汽车部件有限公司 | Metal surface silicane treating agent containing tetraisopropyl titanate and preparing method thereof |
| CN103060787A (en) * | 2012-12-18 | 2013-04-24 | 安徽六方重联机械股份有限公司 | Metal surface silicane treating agent containing diethanol amine and preparing method thereof |
| CN103088335A (en) * | 2012-12-18 | 2013-05-08 | 芜湖恒坤汽车部件有限公司 | Surface modification and silanization treating agent for metal and preparation method thereof |
| CN103087572A (en) * | 2012-12-18 | 2013-05-08 | 芜湖恒坤汽车部件有限公司 | Surface silanization protection treatment agent for hard aluminum alloy and preparation method thereof |
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