CN103849882B - A kind of electric bicycle controller aluminum hull treatment agent and preparation method thereof - Google Patents
A kind of electric bicycle controller aluminum hull treatment agent and preparation method thereof Download PDFInfo
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- CN103849882B CN103849882B CN201410090995.5A CN201410090995A CN103849882B CN 103849882 B CN103849882 B CN 103849882B CN 201410090995 A CN201410090995 A CN 201410090995A CN 103849882 B CN103849882 B CN 103849882B
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Abstract
The invention discloses a kind of electric bicycle controller aluminum hull treatment agent and preparation method thereof, belong to chemical cleaning technical field.This treatment agent is made up of citric acid, tartrate, sec-octyl alcohol Soxylat A 25-7, coconut acid diethanolamide, polyoxyethylenated alcohol sodium sulfate, sodium lauryl sulphate, trolamine, hydrochloric acid, hydrofluoric acid and deionized water.By stirring after each component mixing, obtain product.This treatment agent is a kind of features high scale-removing effect, Polyoxyethylene Lauryl Ether, easy to use, environmentally friendly, biological degradation rate is high and the clean-out system of environmental protection, and in addition, this treatment agent is extremely low to the corrosion rate of equipment.
Description
Technical field
The present invention relates to chemical cleaning technical field, especially one is applicable to electric bicycle controller aluminum hull treatment agent and preparation method thereof.
Background technology
Electric bicycle controller (hereinafter referred to as controller) is made up of internal electronic component, circuit and shell; there is under-voltage, current limliting or overcurrent protection function; being used for controlling the startup of electric vehicle motor, operation, speed, stopping and other electron device of power truck, is the key part that electric bicycle motor rotating speed controls.Controller housing effect has two, and one is the heat radiation for the electronic devices and components such as internal power pipe and circuit, and two is avoid or alleviate touching to controller in ride.Present stage, controller housing generally adopted 6063 aluminium alloys to be main raw material (a kind of low alloying AL-Mg-Si series high plasticity alloy), surface is through anodic oxidation treatment, cut after extrusion molding and form, cross section mostly is rectangular slot, has the feature of any surface finish, lightweight, good heat dissipation effect.
At present, national electric bicycle recoverable amount about 1.4 hundred million, is equipped with a controller by each electric bicycle and calculates, and just means that about there is the controller of equivalent amount in the whole nation in use.Usually, the product of controller uses life cycle to be about 2 years, according to time of coming into operation different rolling calculation, the whole nation has the controllers use more than 4,000 ten thousand to expire every year 2 years, these 4,000 ten thousand controllers have a great deal of because occur that such or such problem can not normally use, and need depot repair.Controller manufacturing enterprise normally first carries out performance test for the controller of depot repair, then to internal electronic component and line maintenance maintenance/renewal, then dispatches from the factory after assembling new shell.
Present stage, controller manufacturing enterprise presses foundry returns process for the old controller housing reclaimed is many as waste product, and residual value is not as good as initial value 10%, and so, enterprise's production cost strengthens, and also causes the huge waste of aluminum metal resource; Recently, minority controller manufacturing enterprise is had to attempt using industrial strong acid to process recovery controller shell, also some effects are obtained, but industrial strong acid treatment drawback is a lot of, one, for aluminium matter controller housing, deal with improperly and easily make controller housing excessive erosion, reduce controller housing heat dissipation; Two, easily significantly change controller housing inner cavity size, increase fitting work difficulty; Three, work under bad environment, a large amount of acid mists that during process, strong acid is formed, have intense stimulus to operator's health, are unfavorable for that personnel are physically and mentally healthy, are also easy to cause personal injury accidents; Four, pickling waste belongs to Treatment of Dangerous Chemical Wastes, and improper discharge can cause detrimentally affect to environment, does not meet the development trend of society environmental protection, cleaner production.Relevant enterprise needs a kind of reasonable, feasible disposal recovery controller shell method badly.Therefore, invent a kind of there is excellent cleaning performance, the controller housing treatment agent of environmental protection has larger social effect and higher economic worth.
Summary of the invention
The object of the invention is to provide a kind of simple operation, aluminum hull treatment agent that cleaning performance is good, environmentally friendly for above-mentioned technical problem.
A further object of the invention is to provide the preparation method of above-mentioned electric bicycle controller aluminum hull treatment agent.
A kind of electric bicycle controller aluminum hull treatment agent, described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percents:
In technical solution of the present invention electric bicycle controller aluminum hull treatment agent, each feed composition weight percentage sum is 100%.
Preferably described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percent: citric acid 2.0 ~ 5.0%, tartrate 2.0 ~ 3.0%, sec-octyl alcohol Soxylat A 25-7 5.0 ~ 8.0%, coconut acid diethanolamide 1.0 ~ 2.0%, polyoxyethylenated alcohol sodium sulfate 1 ~ 4.0%, sodium lauryl sulphate 1.0 ~ 2.0%, trolamine 1.0%, hydrochloric acid 3.5 ~ 5.0%, hydrofluoric acid 1.0 ~ 2.0%, deionized water 74.0 ~ 76.5%.In electric bicycle controller aluminum hull treatment agent of the present invention, each feed composition weight percentage sum is 100%.
Electric bicycle controller aluminum hull treatment agent preferably described is further made up of the raw material of following weight percent: citric acid 5.0%, tartrate 2.0%, sec-octyl alcohol Soxylat A 25-7 5.0%, coconut acid diethanolamide 2.0%, polyoxyethylenated alcohol sodium sulfate 4.0%, sodium lauryl sulphate 1.0%, trolamine 1.0%, hydrochloric acid 5.0%, hydrofluoric acid 1.0%, deionized water 74.0%.
Or preferred described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percent further: citric acid 2.0%, tartrate 3.0%, sec-octyl alcohol Soxylat A 25-7 8.0%, coconut acid diethanolamide 1.0%, polyoxyethylenated alcohol sodium sulfate 1.0%, sodium lauryl sulphate 2.0%, trolamine 1.0%, hydrochloric acid 3.5%, hydrofluoric acid 2.0%, deionized water 76.5%.
The preparation method of electric bicycle controller aluminum hull treatment agent described above comprises the following steps:
(1), by a part of deionized water, citric acid and tartrate mix, stir after mixing, obtain mixed solution a;
(2), with another part deionized water, respectively sec-octyl alcohol Soxylat A 25-7, coconut acid diethanolamide, polyoxyethylenated alcohol sodium sulfate, sodium lauryl sulphate and trolamine are dissolved, each component after dissolving is mixed with mixed solution a, stir after mixing, obtain mixed solution b;
(3), by hydrochloric acid and hydrofluoric acid join respectively in mixed solution b, be uniformly mixed, obtain mixed solution c;
(4), by the deionized water of surplus join in mixed solution c, be uniformly mixed, after stirring, leave standstill 40 ~ 60 minutes.
The speed stirred in step (1) is 60 ~ 80rpm, and the time of stirring is 10 ~ 15min.
The speed stirred in step (2) is 15 ~ 25rpm, and the time of stirring is 30 ~ 40min.
The speed stirred in step (3) is 50 ~ 70rpm, and the time of stirring is 10 ~ 20min.
The speed stirred in step (4) is 30 ~ 50rpm, and the time of stirring is 30 ~ 50min.
In step (1), a part of deionized water is 2/5 of the total consumption of deionization, and in step (2), another part deionized water is 3/10 of the total consumption of deionization.
The polyoxyethylenated alcohol sodium sulfate that in technical solution of the present invention, tensio-active agent adopts, sodium lauryl sulphate and coconut acid diethanolamide form anion-nonionic surfactant compound system, play the effect of infiltration, emulsification, decontamination of deoiling.This anion-nonionic surfactant compound system and citric acid, tartrate, sec-octyl alcohol Soxylat A 25-7 trolamine, hydrochloric acid, hydrofluoric acid and the mixing of deionized water water, achieve good scale removal and deoiling effect.
Beneficial effect of the present invention
Electric bicycle controller aluminum hull treatment agent disposablely can complete the surface treatments such as scale removal, oil removing, inhibition, have stable in properties, non-stimulated, greasy dirt without depositing again, the feature such as environmental friendliness.Electric bicycle controller aluminum hull treatment agent Polyoxyethylene Lauryl Ether, features high scale-removing effect, process rear surface is bright and clean, impulse-free robustness, aluminium alloy silvery white gloss, and extremely low to controller housing corrosion rate.Electric bicycle controller aluminum hull treatment agent preparation and use procedure needed for energy consumption low, the multiple cleaning way such as static immersing, ultrasonic wave can be adopted during clean, life cycle is long, interpolation is convenient, can recycle in a long time, cost-saving, meet the national industrial policies guiding of resource reutilization, recycling economy.
Accompanying drawing explanation
Fig. 1 is preparation method's schema of electric bicycle controller aluminum hull treatment agent of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited thereto:
Raw material: citric acid: (Xilong Chemical Co., Ltd, >=99.5%, AR);
Tartrate: (Nanjing Chemistry Reagent Co., Ltd., L (+)-tartaric acid content >=99.5%, AR);
Sec-octyl alcohol Soxylat A 25-7: (Jiangsu Hai'an Petrochemical Plant, 92%, commercial grade);
Coconut acid diethanolamide: (Changzhou Pei Er Chemical Co., Ltd., 1:1.5 type 80%, commercial grade);
Polyoxyethylenated alcohol sodium sulfate: (husky rope (China) Chemical Co., Ltd., 70%, commercial grade);
Sodium lauryl sulphate: (Shanghai Soap Making Co., Ltd., 99%, commercial grade);
Trolamine: (Yadong petrochemical industry (Yangzhou) company limited, 98%, commercial grade);
Hydrochloric acid: (Nanjing Chemistry Reagent Co., Ltd., 36% ~ 38%, AR):
Hydrofluoric acid: (Chemical Reagent Co., Ltd., Sinopharm Group, >=40.0%, AR).
Embodiment 1
(1), deionized water 296kg, 50kg citric acid and 20kg tartrate are added in reactor, be that the speed of 60rpm stirs 15min with stirring velocity, obtain mixed solution a;
(2) ionized water 222kg, is removed, respectively 50kg sec-octyl alcohol Soxylat A 25-7,20kg coconut acid diethanolamide, 40kg polyoxyethylenated alcohol sodium sulfate, 10kg sodium lauryl sulphate and 10kg trolamine are dissolved, each component after dissolving is mixed with mixed solution a, take stirring velocity as the speed stirring 40min of 15rpm, obtain mixed solution b;
(3), 50kg hydrochloric acid and 10kg hydrofluoric acid are joined in mixed solution b respectively, be that the speed of 50rpm stirs 20min with stirring velocity, obtain mixed solution c;
(4), by the deionized water of surplus join in mixed solution c, be that the speed of 30rpm stirs 50min with stirring velocity, leave standstill 40 minutes after stirring, discharging gets product.
Performance test: the electric bicycle controller aluminum hull treatment agent adopting embodiment 1 to prepare is tested as follows.
According to JB/T4323.1 " water-base metal detergent " standard, with reference to GB/T12612 " multifunctional steel metal surface treating liquid general technical specifications " standard, detect to the cleansing power of the aluminum hull treatment agent in the present embodiment 2 and corrosive nature according to the regulation of JB/T4323.2 " water-base metal detergent test method " standard, result is as follows:
Cleansing power---actual measurement washing oil rate 98.6%;
Rust-preventing characteristic---under (35 DEG C ± 2 DEG C/monolithic 24h, lamination 4h) condition, LY12 duralumin test piece non-corroding, nothing are obviously
Variable color;
Corrodibility-in (40 DEG C ± 2 DEG C)/4h, LY12 duralumin strip, without considerable change, meets outward appearance 0 grade; Quality
Velocity of variation △ M0.0183mg, is less than 2.0mg(heavy duty detergent prescribed value);
In above-described embodiment, lack in the polyoxyethylenated alcohol sodium sulfate in anion-nonionic surfactant compound system, sodium lauryl sulphate and coconut acid diethanolamide any one, cleansing power is all lower than 85%.
Embodiment 2
(1), 306kg deionized water, 20kg citric acid and 30kg tartrate are added in reactor, be that the speed of 80rpm stirs 10min with stirring velocity, obtain mixed solution a;
(2) ionized water 229.5kg, is removed, respectively 80kg sec-octyl alcohol Soxylat A 25-7,10kg coconut acid diethanolamide, 10kg polyoxyethylenated alcohol sodium sulfate, 20kg sodium lauryl sulphate and 10kg trolamine are dissolved, each component after dissolving is mixed with mixed solution a, take stirring velocity as the speed stirring 30min of 25rpm, obtain mixed solution b;
(3), 35kg hydrochloric acid and 20kg hydrofluoric acid are joined in mixed solution b respectively, be that the speed of 70rpm stirs 10min with stirring velocity, obtain mixed solution c;
(4), by the deionized water of surplus join in mixed solution c, be that the speed of 50rpm stirs 30min with stirring velocity, leave standstill 60 minutes after stirring, discharging gets product.
According to JB/T4323.1 " water-base metal detergent " standard, with reference to GB/T12612 " multifunctional steel metal surface treating liquid general technical specifications " standard, detect the cleansing power of the aluminum hull treatment agent in the present embodiment 2 and corrosive nature according to the regulation of JB/T4323.2 " water-base metal detergent test method " standard, result is as follows:
Cleansing power---actual measurement washing oil rate 99.1%;
Rust-preventing characteristic---under (35 DEG C ± 2 DEG C/monolithic 24h, lamination 4h) condition, LY12 duralumin test piece non-corroding, nothing are obviously
Variable color;
Corrodibility-in (40 DEG C ± 2 DEG C)/4h, LY12 duralumin strip, without considerable change, meets outward appearance 0 grade; Quality becomes
Rate △ M0.0195mg, is less than 2.0mg(heavy duty detergent prescribed value);
Detected result shows that electric bicycle controller aluminum hull treatment agent meets JB/T4323.1, GB/T12612 specified requirement to above technical indicator.
In addition, the treatment agent that embodiment 2 prepares is tested as follows:
Biological degradation rate is tested: adopt chemical oxygen demand COD method in industrial circulating water to test the aluminum hull treatment agent biological degradation rate in the present embodiment 1, within 1st day, be the 69.4%, the 7th day be the 84.6%, the 14th day be the 91.3%, the 28th day be 95.8%, 35th day is 96.7%, biological degradation rate raises by sky, 5th Zhou Shiyi reaches 96.7%, and it is environmentally friendly that experimental data shows that this treatment agent is easy to biological degradation.
With the treatment agent that embodiment 2 prepares, the controller housing of commercially available 6063 aluminum alloy materials is adopted to carry out the use properties tests such as corrodibility, hardness and heat conduction as sample.
Erosion test: atomic spectroscopic analysis before treatment agent process, commercially available 6063 aluminium alloy controller housing chemical compositions are Al98.83%, Si0.42%, Fe0.139%, Cu, Mn0.001%, Mg0.602%, Cr, Zn0.004%, Ti0.144%; Apparent size 100 × 63.5 × 33.5mm
3, inner cavity size 100 × 56 × 29.5mm
3, wall thickness 1.5mm.After present treatment agent cleaning, atomic spectroscopic analysis, controller housing chemical composition is Al98.82%, Si0.42%, Fe0.14%, Cu0.001%, Mn0.001%, Mg0.621%, Cr, Zn0.004%, Ti0.125%; Shell planning size 100 × 63.4 × 33.5mm
3, inner cavity size 100 × 56 × 29.5mm
3, wall thickness 1.49mm.Detection data show, the chemical composition of controller housing, specification, inner cavity size, wall thickness are almost unchanged.
Hardness determination: after aluminum hull treatment agent clean, controller housing Brinell hardness (HB) detected result is 60kgf/mm
2, comparison sample (before cleaning) is 60kgf/mm
2, show that before and after cleaning, controller housing hardness value does not change; In other words, present treatment agent to controller hardness without adverse changes.Comparison in kind with controller standardized component, the controller housing of aluminum hull treatment agent process can keep not corroding for more than 12 months, any surface finish and keep aluminium alloy intrinsic gloss, controller standardized component starts to occur naked eyes slightly Dark grey zone of oxidation as seen for general about 8 months.
Thermal conductivity test: heat sinking function is one of controller housing Main Function.Adopt heat conduction coefficient tester to test the controller housing thermal conductivity after the cleaning of aluminum hull treatment agent, 6063 type aluminium alloy thermal conductivity 200.4W/m.K, comparison sample (before cleaning) 6063 type aluminium alloy is 201.0W/m.K; Separately, 6061 type aluminium alloy thermal conductivity 154.6W/m.K comparison sample (before cleaning) 6061 type aluminium alloys are 155.0W/m.K, and both data are basically identical, illustrate that the thermolysis of controller housing is unaffected after cleaning.
Claims (9)
1. an electric bicycle controller aluminum hull treatment agent, is characterized in that: described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percents:
Citric acid 2.0% ~ 10.0%
Tartrate 1.0% ~ 10.0%
Sec-octyl alcohol Soxylat A 25-7 2.0% ~ 10.0%
Coconut acid diethanolamide 1.0% ~ 5.0%
Polyoxyethylenated alcohol sodium sulfate 1.0% ~ 5.0%
Sodium lauryl sulphate 1.0% ~ 5.0%
Trolamine 1.0% ~ 5.0%
Hydrochloric acid 1.0% ~ 6.0%
Hydrofluoric acid 1.0% ~ 5.0%
Deionized water 60.0% ~ 80.0%;
The preparation method of described electric bicycle controller aluminum hull treatment agent comprises the following steps:
(1), by a part of deionized water, citric acid and tartrate mix, stir after mixing, obtain mixed solution a;
(2), respectively sec-octyl alcohol Soxylat A 25-7, coconut acid diethanolamide, polyoxyethylenated alcohol sodium sulfate, sodium lauryl sulphate and trolamine are dissolved with another part deionized water, each component after dissolving is mixed with mixed solution a, stir after mixing, obtain mixed solution b;
(3), by hydrochloric acid and hydrofluoric acid join respectively in mixed solution b, be uniformly mixed, obtain mixed solution c;
(4), by the deionized water of surplus join in mixed solution c, be uniformly mixed, after stirring, leave standstill 40 ~ 60 minutes.
2. electric bicycle controller aluminum hull treatment agent according to claim 1, it is characterized in that: described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percent: citric acid 2.0 ~ 5.0%, tartrate 2.0 ~ 3.0%, sec-octyl alcohol Soxylat A 25-7 5.0 ~ 8.0%, coconut acid diethanolamide 1.0 ~ 2.0%, polyoxyethylenated alcohol sodium sulfate 1 ~ 4.0%, sodium lauryl sulphate 1.0 ~ 2.0%, trolamine 1.0%, hydrochloric acid 3.5 ~ 5.0%, hydrofluoric acid 1.0 ~ 2.0%, deionized water 74.0 ~ 76.5%.
3. electric bicycle controller aluminum hull treatment agent according to claim 2, it is characterized in that: described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percent: citric acid 5.0%, tartrate 2.0%, sec-octyl alcohol Soxylat A 25-7 5.0%, coconut acid diethanolamide 2.0%, polyoxyethylenated alcohol sodium sulfate 4.0%, sodium lauryl sulphate 1.0%, trolamine 1.0%, hydrochloric acid 5.0%, hydrofluoric acid 1.0%, deionized water 74.0%.
4. electric bicycle controller aluminum hull treatment agent according to claim 2, it is characterized in that: described electric bicycle controller aluminum hull treatment agent is made up of the raw material of following weight percent: citric acid 2.0%, tartrate 3.0%, sec-octyl alcohol Soxylat A 25-7 8.0%, coconut acid diethanolamide 1.0%, polyoxyethylenated alcohol sodium sulfate 1.0%, sodium lauryl sulphate 2.0%, trolamine 1.0%, hydrochloric acid 3.5%, hydrofluoric acid 2.0%, deionized water 76.5%.
5. electric bicycle controller aluminum hull treatment agent according to claim 1, is characterized in that: the speed stirred in step (1) is 60 ~ 80rpm, and the time of stirring is 10 ~ 15min.
6. electric bicycle controller aluminum hull treatment agent according to claim 1, is characterized in that: the speed stirred in step (2) is 15 ~ 25rpm, and the time of stirring is 30 ~ 40min.
7. electric bicycle controller aluminum hull treatment agent according to claim 1, is characterized in that: the speed stirred in step (3) is 50 ~ 70rpm, and the time of stirring is 10 ~ 20min.
8. electric bicycle controller aluminum hull treatment agent according to claim 1, is characterized in that: the speed stirred in step (4) is 30 ~ 50rpm, and the time of stirring is 30 ~ 50min.
9. electric bicycle controller aluminum hull treatment agent according to claim 1, is characterized in that: in step (1), a part of deionized water is 2/5 of the total consumption of deionization, and in step (2), another part deionized water is 3/10 of the total consumption of deionization.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104233332A (en) * | 2014-06-16 | 2014-12-24 | 张家港沙龙精密管业有限公司 | Aluminum alloy pipe descaling working solution and preparation method thereof |
| CN104109871A (en) * | 2014-06-16 | 2014-10-22 | 张家港沙龙精密管业有限公司 | An aluminium-alloy pipe descaling treating fluid and a preparing method thereof |
| CN104313608B (en) * | 2014-08-29 | 2017-02-08 | 平高集团有限公司 | Environment-friendly aluminum cleaning agent and preparation method thereof |
| CN106222678A (en) * | 2016-08-27 | 2016-12-14 | 合肥普庆新材料科技有限公司 | A kind of aluminium degreasing agent of suppression corrosion containing cardanol polyoxyethylene ether and preparation method thereof |
| CN107190271A (en) * | 2017-05-19 | 2017-09-22 | 上海应用技术大学 | A kind of low temperature degreasing agent and its production method |
| CN108179425B (en) * | 2018-01-11 | 2019-08-13 | 中山市浩科化工科技有限公司 | A kind of environmental protection degreaser |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069079A (en) * | 1991-07-30 | 1993-02-17 | 韩允志 | The compound method of aluminum heat exchanger restrainer |
| CN101205621A (en) * | 2006-12-21 | 2008-06-25 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Method for cleaning aluminium parts |
| CN101230465A (en) * | 2007-01-24 | 2008-07-30 | 天津市华阳新兴科技有限公司 | Special-purpose cleaning agent for aluminum products |
| CN101962779A (en) * | 2010-10-22 | 2011-02-02 | 大连三达奥克化学股份有限公司 | Acidic cleaner for removing oxide scale and oily carbon deposition mixing layer on surface of aluminum |
| CN102477558A (en) * | 2010-11-22 | 2012-05-30 | 长沙思达信通科技发展有限公司 | Water-based metal heavy oil stain cleaner |
| CN103031564A (en) * | 2011-10-10 | 2013-04-10 | 洛科斯润滑油（上海）有限公司 | Environment-friendly water-based cleaning agent |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0621668B8 (en) * | 2006-05-08 | 2017-03-21 | Ecolab Inc | acid composition for cleaning corrosion-susceptible metal or alloy surfaces, aqueous solution and method for cleaning corrosion-susceptible metal surfaces |
-
2014
- 2014-03-13 CN CN201410090995.5A patent/CN103849882B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069079A (en) * | 1991-07-30 | 1993-02-17 | 韩允志 | The compound method of aluminum heat exchanger restrainer |
| CN101205621A (en) * | 2006-12-21 | 2008-06-25 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Method for cleaning aluminium parts |
| CN101230465A (en) * | 2007-01-24 | 2008-07-30 | 天津市华阳新兴科技有限公司 | Special-purpose cleaning agent for aluminum products |
| CN101962779A (en) * | 2010-10-22 | 2011-02-02 | 大连三达奥克化学股份有限公司 | Acidic cleaner for removing oxide scale and oily carbon deposition mixing layer on surface of aluminum |
| CN102477558A (en) * | 2010-11-22 | 2012-05-30 | 长沙思达信通科技发展有限公司 | Water-based metal heavy oil stain cleaner |
| CN103031564A (en) * | 2011-10-10 | 2013-04-10 | 洛科斯润滑油（上海）有限公司 | Environment-friendly water-based cleaning agent |
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