CN101368277A - Anti-corrosion cleaning agent for electronic component of aluminum products surface - Google Patents
Anti-corrosion cleaning agent for electronic component of aluminum products surface Download PDFInfo
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- CN101368277A CN101368277A CNA2007100587523A CN200710058752A CN101368277A CN 101368277 A CN101368277 A CN 101368277A CN A2007100587523 A CNA2007100587523 A CN A2007100587523A CN 200710058752 A CN200710058752 A CN 200710058752A CN 101368277 A CN101368277 A CN 101368277A
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Abstract
The invention provides corrosion resistance cleaning agent for an electric part on the surface of an aluminum product which includes silicate, surface active agent, osmotic agent, corrosion inhibitor, a pH value regulator and de-ionized water. The weight percentage of each component is as follows: 3 to 10 percent of silicate, 5 to 10 percent of osmotic agent, 5 to 10 percent of surface active agent, 1 to 5 percent of corrosion inhibitor, 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 14 and the color is colorless and transparent; besides, with no pungent smell, the corrosion resistance cleaning agent has the effects of high efficiency and easy cleaning to the electric part, the surface layer of which is aluminum, and can completely remove the surface oil stain and rusty spots from the electric part, can prevent the surface of the electric part from forming rusty spots again, can also shorten the cleaning time and improve the working efficiency; the corrosion resistance cleaning agent is water-soluble cleaning agent, convenient for the processing and drainage of the wasted liquid after cleaning and accords with the requirements for environment protection; besides, the corrosion property to device is low; the production cost is effectively reduced; and the corrosion resistance cleaning agent is safely and reliably used.
Description
Technical field
The present invention relates to clean-out system, relate in particular to a kind of anti-corrosion cleaning agent for electronic component of aluminum products surface of aq. type.
Background technology
The cleaning of electronic unit be these parts process, assemble, store and process such as maintenance in indispensable process procedure.Because adopting the top layer is that the consumption of precise electronic components and parts of aluminium is quite big, therefore the workload that this type of electrical component is cleaned and the usage quantity of clean-out system also are certain to corresponding increase, thereby cause a large amount of dischargings of discarded clean-out system.Along with environmental protection requirement standard severization day by day, also more and more stricter to the emission control of trade effluent, discharging therefore how to handle a large amount of discarded clean-out systems becomes the important topic that the sector need be studied.At present,, mainly contain the method for embathing, hydro-peening method and ultrasonic cleaning process etc., no matter take which kind of purging method, all need to use clean-out system the purging method of electronic unit.The existing anti-corrosion cleaning agent for electronic component that is used for aluminum products surface mostly is solvent-borne type or phosphorous aqueous cleaning agent etc., the shortcoming that these clean-out systems exist, at first be that cleaning performance is not really desirable, the top layer of black appears in electronic unit after the cleaning easily, make troubles to following process, the processing to precision components causes puzzlement especially; Next is stronger to equipment corrosion, increases equipment cost; Moreover, cleaning temperature and scavenging period are difficult to reach simultaneously ideal conditions, under the constant situation of cleaning performance, at high temperature clean often, can shorten scavenging period, cleaning temperature is reduced under the situation of room temperature, and scavenging period just needs to prolong, and generally scavenging period needs 10 to 30 minutes at ambient temperature.Also have, the depleted clean-out system needs special processing, and the ability safety dumping increases cost.
Therefore remain to be developed a kind of clean-out system of aq. type, can improve cleaning performance at ambient temperature, and can be convenient to the processing discharging of discarded clean-out system, can also reduce corrodibility equipment.
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 anti-corrosion cleaning agent for electronic component of aluminum products surface, the effect that electronic unit is had efficient easy cleaning, electronic unit aluminum surface and oil contaminant and rust staining are cleaned thoroughly, and can prevent that electronic unit aluminum surface from forming rust staining once more, can also shorten scavenging period, increase work efficiency; It is a water-soluble washing agent, and the waste liquid after the cleaning is convenient to handle discharging, compliance with environmental protection requirements, and low to the corrodibility of equipment, effectively reduce production costs, safe and reliable.
The objective of the invention is to realize by following technical scheme.
The anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention is characterized in that: comprise silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water; The shared weight percent of various components is: silicate is 3 to 10%, and tensio-active agent is 5 to 10%, and permeate agent is 5 to 10%, and inhibiter is 1 to 5%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described silicate is to be water glass, anhydrous sodium metasilicate, potassium silicate.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described permeate agent is fatty alcohol-polyoxyethylene ether (JFC) or glycol ether compounds.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described tensio-active agent is a nonionic surface active agent, and this nonionic surface active agent is aliphatic alcohol polyoxyethylene or alkylol amide; Described alkylol amide is a lauroyl monoethanolamine.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described glycol ether compounds is a kind of in ethylene glycol ethyl ether and the butyl glycol ether or their combination
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described aliphatic alcohol polyoxyethylene is that the polymerization degree is that 15 fatty alcohol-polyoxyethylene ether (0-15), the polymerization degree are that 20 fatty alcohol-polyoxyethylene ether (0-20), the polymerization degree are that 25 fatty alcohol-polyoxyethylene ether (0-25), the polymerization degree are that 35 the fatty alcohol-polyoxyethylene ether (0-35) or the polymerization degree are 40 fatty alcohol-polyoxyethylene ether (0-40).
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described PH conditioning agent is mineral alkali, organic bases or its combination; Described mineral alkali is sodium hydroxide or potassium hydroxide; Described organic bases is a kind of or its combination in many hydroxyls polyamines and the amine.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface 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.
The anti-corrosion cleaning agent for electronic component of aforesaid aluminum products surface is characterized in that: described inhibiter is benzotriazole sodium, sodium wolframate.
The preparation method of the anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention, it is characterized in that: take by weighing silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water according to part by weight, at room temperature successively silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent are joined in the deionized water, mix, be made for the clean-out system finished product.
The beneficial effect of the anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention, scientific formulation of the present invention is reasonable, and production technique is simple, does not need specific installation; Its cleansing power is strong, and scavenging period is short, saves manpower and man-hour, increases work efficiency, and has rust cleaning and antirust effect; This clean-out system is alkalescence, and is lower to the corrodibility of equipment, safe and reliable, is beneficial to the reduction equipment cost; In addition, this clean-out system is a water soluble liq, and the waste liquid after the cleaning is convenient to handle discharging, meets environmental protection requirement.
Embodiment
The anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention is characterized in that: comprise silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water; The shared weight percent of various components is: silicate is 3 to 10%, and tensio-active agent is 5 to 10%, and permeate agent is 5 to 10%, and inhibiter is 1 to 5%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus.The pH value of the liquid that is mixed by said components is 11 to 14, and color is a water white transparency, has no irritating odor.
The anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention, wherein: silicate is water glass, anhydrous sodium metasilicate, potassium silicate.Permeate agent is fatty alcohol-polyoxyethylene ether (JFC) or glycol ether compounds; This glycol ether compounds is a kind of in ethylene glycol ethyl ether and the butyl glycol ether or their combination.Tensio-active agent is a nonionic surface active agent, and this nonionic surface active agent is aliphatic alcohol polyoxyethylene or alkylol amide, and this alkylol amide is a lauroyl monoethanolamine.The employed fatty alcohol-polyoxyethylene ether of permeate agent and nonionic surface active agent is that the polymerization degree is that 15 fatty alcohol-polyoxyethylene ether (0-15), the polymerization degree are that 20 fatty alcohol-polyoxyethylene ether (0-20), the polymerization degree are that 25 fatty alcohol-polyoxyethylene ether (0-25), the polymerization degree are that 35 the fatty alcohol-polyoxyethylene ether (0-35) or the polymerization degree are 40 fatty alcohol-polyoxyethylene ether (0-40); The PH conditioning agent is mineral alkali, organic bases or its combination; This mineral alkali is sodium hydroxide or potassium hydroxide; This organic bases is a kind of or its combination in many hydroxyls polyamines and the amine; Many hydroxyls polyamines is trolamine, THED tetrahydroxy ethylene diamine or hexahydroxy-propyl group propylene diamine; Amine is quadrol, Tetramethylammonium hydroxide.Inhibiter is benzotriazole sodium, sodium wolframate.
The preparation method of the anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention, at first, take by weighing silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water according to part by weight, at room temperature successively silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent are joined in the deionized water, mix, be made for the clean-out system finished product.
Embodiment 1: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is 10% ethylene glycol ethyl ether, 3% water glass, and 5% the polymerization degree is 20 aliphatic alcohol polyoxyethylene (0-20), 2% potassium hydroxide, 1% benzotriazole sodium, deionized water is surplus, and is standby.
Successively ethylene glycol ethyl ether, benzotriazole sodium, water glass, 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 clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 2: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is 6% butyl glycol ether, 10% potassium silicate, and 1% sodium wolframate, 5% the polymerization degree is 20 aliphatic alcohol polyoxyethylene (0-20), 3% potassium hydroxide, deionized water is surplus, and is standby.
Successively sodium wolframate, butyl glycol ether, potassium silicate, 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 clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 3: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is that 6% the polymerization degree is 15 aliphatic alcohol polyoxyethylene (0-15), 5% water glass, and 5% the polymerization degree is 40 aliphatic alcohol polyoxyethylene (0-40), 3% sodium hydroxide, 1% benzotriazole sodium, deionized water is surplus, and is standby.
Successively benzotriazole sodium, 0-15, water glass, 0-40 and the sodium 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 clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 4: select the clean-out system of any one prescription among the embodiment 1 to 3 for use, cleaning the top layer is the electronic unit of aluminium.
Adopting the ultrasonic cleaning apparatus of 28khz during cleaning, is that the electronic unit of aluminium is placed in the ultrasonic cleaning apparatus with the top layer, adds the pure water blended liquid by clean-out system and 10 times of volumes, and the control cleaning temperature is 55 ℃, cleans taking-up in 5 minutes.After the cleaning, the method that adopts opticmicroscope to amplify 100 times detects, and the top layer is that the no greasy dirt in electronic unit surface of aluminium is residual, surface-brightening, still acomia crow in electronic unit surface and rust staining phenomenon that to clean back 24 hours internal skins be aluminium.
Embodiment 5: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is 7% ethylene glycol ethyl ether, 6% anhydrous sodium metasilicate, and 1% sodium wolframate, 6% the polymerization degree is 25 aliphatic alcohol polyoxyethylene (0-25), 4% potassium hydroxide, deionized water is surplus, and is standby.
Successively sodium wolframate, ethylene glycol ethyl ether, anhydrous sodium metasilicate, 0-25 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 clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 6: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is 9% butyl glycol ether, 3% anhydrous sodium metasilicate, and 1% sodium wolframate, 6% the polymerization degree is 20 aliphatic alcohol polyoxyethylene (0-20), 3% potassium hydroxide, deionized water is surplus, and is standby.
Successively sodium wolframate, butyl glycol ether, anhydrous sodium metasilicate, 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 clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 7: configuration 20kg clean-out system.
Taking by weighing configuration weight respectively is that 9% the polymerization degree is 35 fatty alcohol-polyoxyethylene ether (0-35), 4% potassium silicate, and 2% sodium wolframate, 6% the polymerization degree is 40 aliphatic alcohol polyoxyethylene (0-40), 3% sodium hydroxide, deionized water is surplus, and is standby.
Be that 35 fatty alcohol-polyoxyethylene ether (0-35), sodium wolframate, potassium silicate, 0-40 and sodium hydroxide join in the deionized water at ambient temperature successively with the polymerization degree of above-mentioned weight, be stirred to the uniform aqueous solution and get final product.
The pH value of this clean-out system is 12-14, and proportion is 1.0-1.2.
Embodiment 8: select the clean-out system of any one prescription among the embodiment 5 to 7 for use, cleaning the top layer is the electronic unit of aluminium.
Adopting the ultrasonic cleaning apparatus of 28khz during cleaning, is that the electronic unit of aluminium is placed in the ultrasonic cleaning apparatus with the top layer, adds the pure water blended liquid of clean-out system and 20 times of volumes, and the control cleaning temperature is 40 ℃, cleans taking-up 6 minutes.After the cleaning, the method that adopts opticmicroscope to amplify 100 times detects, and the top layer is that the no greasy dirt in electronic unit surface of aluminium is residual, surface-brightening, still acomia crow in electronic unit surface and rust staining phenomenon that to clean back 24 hours internal skins be aluminium.
The carbonatoms of Fatty Alcohol(C12-C14 and C12-C18) is 12 to 18 in the fatty alcohol-polyoxyethylene ether of using in the embodiment of the invention; 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 anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention is interior owing to do not contain phosphoric acid salt, and do not contain human body and the deleterious nitrite of environment, therefore the discarded liquid after using only need be adjusted to neutrality with its pH value, promptly can directly discharge, meet sewage drainage standard, can not cause environmental pollution.
The tensio-active agent that contains in the anti-corrosion cleaning agent for electronic component of aluminum products surface of the present invention can make aluminium form compact protective film on the surface through meeting after cleaning, thereby the part after having guaranteed to clean has antirust function.Cleanup action, inhibiter that permeate agent improves scavenging solution play the corrosive effect that prevents.
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; Its cleansing power is strong, and scavenging period is short, saves manpower and man-hour, and has rust cleaning and antirust effect; In addition, this clean-out system is water-soluble, and the waste liquid after the cleaning is convenient to handle discharging, meets environmental protection requirement.
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 (10)
1. the anti-corrosion cleaning agent for electronic component of an aluminum products surface is characterized in that: comprise silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water; The shared weight percent of various components is: silicate is 3 to 10%, and tensio-active agent is 5 to 10%, and permeate agent is 5 to 10%, and inhibiter is 1 to 5%, and the pH value conditioning agent is 1 to 6%, and deionized water is a surplus.
2. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 1, it is characterized in that: described silicate is water glass, anhydrous sodium metasilicate or potassium silicate.
3. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 1, it is characterized in that: described permeate agent is fatty alcohol-polyoxyethylene ether (JFC) or glycol ether compounds.
4. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 1, it is characterized in that: described tensio-active agent is a nonionic surface active agent, this nonionic surface active agent is aliphatic alcohol polyoxyethylene or alkylol amide; Described alkylol amide is a lauroyl monoethanolamine.
5. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 3 is characterized in that: described glycol ether compounds is a kind of in ethylene glycol ethyl ether and the butyl glycol ether or their combination.
6. according to the anti-corrosion cleaning agent for electronic component of claim 3 or 4 described aluminum products surfaces, it is characterized in that: described aliphatic alcohol polyoxyethylene is that the polymerization degree is that 15 fatty alcohol-polyoxyethylene ether (O-15), the polymerization degree are that 20 fatty alcohol-polyoxyethylene ether (O-20), the polymerization degree are that 25 fatty alcohol-polyoxyethylene ether (O-25), the polymerization degree are that 35 the fatty alcohol-polyoxyethylene ether (O-35) or the polymerization degree are 40 fatty alcohol-polyoxyethylene ether (O-40).
7. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 1, it is characterized in that: described PH conditioning agent is mineral alkali, organic bases or its combination; Described mineral alkali is sodium hydroxide or potassium hydroxide; Described organic bases is a kind of or its combination in many hydroxyls polyamines and the amine.
8. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 7, it is characterized in that: described many hydroxyls polyamines is trolamine, THED tetrahydroxy ethylene diamine or hexahydroxy-propyl group propylene diamine; Described amine is quadrol or Tetramethylammonium hydroxide.
9. the anti-corrosion cleaning agent for electronic component of aluminum products surface according to claim 1, it is characterized in that: described inhibiter is benzotriazole sodium or sodium wolframate.
10. the preparation method of the anti-corrosion cleaning agent for electronic component of an aluminum products surface as claimed in claim 1, it is characterized in that: take by weighing silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent and deionized water according to part by weight, at room temperature successively silicate, tensio-active agent, permeate agent, inhibiter, pH value conditioning agent are joined in the deionized water, mix, be made for the clean-out system finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007100587523A CN101368277A (en) | 2007-08-15 | 2007-08-15 | Anti-corrosion cleaning agent for electronic component of aluminum products surface |
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| CNA2007100587523A CN101368277A (en) | 2007-08-15 | 2007-08-15 | Anti-corrosion cleaning agent for electronic component of aluminum products surface |
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| CN103215611A (en) * | 2013-03-27 | 2013-07-24 | 沈阳帕卡濑精有限总公司 | Phosphorus-free water-based metal cleaning agent |
| CN103710723A (en) * | 2013-12-23 | 2014-04-09 | 东莞市亚聚电子材料有限公司 | Environment-friendly water-soluble cleaning agent for electronic products |
| CN103774165A (en) * | 2014-02-20 | 2014-05-07 | 苏州龙腾万里化工科技有限公司 | High-efficiency water-based die-casting aluminum alloy degreasing agent |
| CN104149015A (en) * | 2012-11-23 | 2014-11-19 | 江苏顺发电热材料有限公司 | Electric heating pipe roller burnishing treatment process |
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| CN102010794A (en) * | 2010-07-21 | 2011-04-13 | 天津晶岭微电子材料有限公司 | Preparation method of water-based cleaning solution for liquid crystal display screen |
| CN102010793B (en) * | 2010-07-21 | 2013-03-13 | 天津晶岭微电子材料有限公司 | Preparation method of silicon slice detergent |
| CN102010794B (en) * | 2010-07-21 | 2013-03-13 | 天津晶岭微电子材料有限公司 | Preparation method of water-based cleaning solution for liquid crystal display screen |
| CN102010793A (en) * | 2010-07-21 | 2011-04-13 | 天津晶岭微电子材料有限公司 | Preparation method of silicon slice detergent |
| CN104149015A (en) * | 2012-11-23 | 2014-11-19 | 江苏顺发电热材料有限公司 | Electric heating pipe roller burnishing treatment process |
| CN103215611A (en) * | 2013-03-27 | 2013-07-24 | 沈阳帕卡濑精有限总公司 | Phosphorus-free water-based metal cleaning agent |
| CN103215611B (en) * | 2013-03-27 | 2016-06-22 | 沈阳帕卡濑精有限总公司 | A kind of Phosphorus-Free Water-Based Cleaning Agent for Metals |
| CN103710723B (en) * | 2013-12-23 | 2016-04-06 | 东莞市亚聚电子材料有限公司 | A kind of Environment-friendlywater-soluble water-soluble electronic product clean-out system |
| CN103710723A (en) * | 2013-12-23 | 2014-04-09 | 东莞市亚聚电子材料有限公司 | Environment-friendly water-soluble cleaning agent for electronic products |
| CN103774165A (en) * | 2014-02-20 | 2014-05-07 | 苏州龙腾万里化工科技有限公司 | High-efficiency water-based die-casting aluminum alloy degreasing agent |
| CN105567459A (en) * | 2015-12-10 | 2016-05-11 | 董晓娜 | Environment-friendly alkaline cleaner and preparation method thereof |
| CN105567459B (en) * | 2015-12-10 | 2018-11-02 | 深圳市洁力士化工产品有限公司 | A kind of green alkaline cleaning solution and preparation method |
| CN106118926A (en) * | 2016-06-16 | 2016-11-16 | 深圳市唯特偶新材料股份有限公司 | A kind of used in electronic industry is entirely without halogen VOC free aqueous cleaning agent |
| WO2018090166A1 (en) * | 2016-11-15 | 2018-05-24 | 江苏双能太阳能有限公司 | Cleaning liquid dedicated to solar energy preparations |
| CN111893497A (en) * | 2020-07-21 | 2020-11-06 | 武汉材料保护研究所有限公司 | Phosphorus-free and fluorine-free cleaning agent for aluminum alloy, concentrated solution of phosphorus-free and fluorine-free cleaning agent and preparation method of concentrated solution |
| CN114621826A (en) * | 2022-03-30 | 2022-06-14 | 苏州科锐德节能环境科技有限公司 | Environment-friendly oil-separating type battery shell heavy oil stain cleaning agent |
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Open date: 20090218 |