CN103343063B - Dual-ingredient degreasing agent for battery aluminum shell and preparation and use methods of dual-ingredient degreasing agent - Google Patents
Dual-ingredient degreasing agent for battery aluminum shell and preparation and use methods of dual-ingredient degreasing agent Download PDFInfo
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Abstract
The invention discloses a dual-ingredient degreasing agent for a battery aluminum shell. The dual-ingredient degreasing agent consists of an agent A (a main agent) and an agent B (an assistant), wherein the agent A is prepared from the following ingredients in percentage by weight: 15-20% of anionic surfactant, 30-45% of nonionic surfactant, 10-15% of solvent and the balance of water, and the agent B is prepared from the following ingredients in percentage by weight: 50-70% of inorganic base and 30-50% of chelating agent; the anionic surfactant is one or a mixture of more of the following substances: secondary alkyl sulphonate sodium and sodium dodecylbenzensulfonate; the nonionic surfactant is one or a mixture of more of the following substances: isomeric fatty alcohol-polyoxyethylene ether and fatty alcohol-polyoxyethylene ether, wherein the number of carbon atoms of the isomeric fatty alcohol-polyoxyethylene ether is 13, and the number of EO is 7; the solvent is 2-methyl-2,4-pentanediol; the inorganic base is sodium metasilicate; and the chelating agent is a mixture of tetrasodium ethylenediamine tetraacetate, sodium citrate and sodium gluconate. The dual-ingredient degreasing agent disclosed by the invention has the advantages of high degreasing speed, little corrosiveness, large unit degreasing area and good washing power.
Description
Technical field
The present invention relates to a kind of pair of component battery aluminum shell degreaser and manufacture method and using method, the oil removing that is widely used in battery aluminum shell is cleaned, and belongs to used in electronic industry cleaning technique field.
Background technology
Along with the fast development of domestic and international mobile phone industry, the demand of battery of mobile phone also increases thereupon, thereby has also driven the fast development of this industry of battery of mobile phone aluminum hull.
Battery of mobile phone aluminum hull (hereinafter to be referred as battery aluminum shell), cleans and brings certain difficulty to oil removing with a large amount of greasy dirts in impact briquetting rear surface.And battery aluminum shell industry generally all belongs to production capacity large (produce daily 100,000-1,000,000 not etc.), profit is low.Therefore, battery aluminum shell industry, for improving production capacity, reduces production costs, and requires to accelerate except speed oil, improves the cleaning area of unit degreaser.At present, battery aluminum shell industry to clean-out system supplier requirement is: the oil removing time is controlled at below 70 seconds/groove (two grooves), and the production capacity of degreaser (host) is at 200m
2more than/Kg.
Therefore, research and develop a kind of except speed oil is fast, corrodibility is little, washing power is good, oil removing area is large environment protection type battery aluminum hull clean-out system be the task of top priority.
Summary of the invention
The technical problem to be solved in the present invention is: overcome existing battery aluminum shell degreaser except the defect that speed oil is slow, corrodibility is large, washing power is poor, oil removing area is little, a kind of two component battery aluminum shell degreasers and manufacture method and using method that speed oil is fast, washing power is high, corrodibility is little, unit degreaser oil removing area is large of removing is provided.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of pair of component battery aluminum shell degreaser, is comprised of A agent and B agent;
This A agent is comprised of following component by weight percentage:
This B agent is comprised of following component by weight percentage:
Mineral alkali 50%-70%;
Intercalating agent 30%-50%;
Above-mentioned anion surfactant is one or more mixtures in following material: Seconary Alkane Sulphonate Sodium, Sodium dodecylbenzene sulfonate;
Above-mentioned nonionogenic tenside is one or more mixtures in following material: isomery fatty alcohol-polyoxyethylene ether, fatty alcohol-polyoxyethylene ether, and the carbonatoms 13 of this isomery fatty alcohol-polyoxyethylene ether, EO number is 7;
Above-mentioned solvent is 2-methyl-2,4 pentanediols;
Above-mentioned mineral alkali is Starso;
Above-mentioned intercalating agent is the mixture of tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S.
The further restriction of technique scheme is: above-mentioned tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S ratio is by weight percentage 1:2:2.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of manufacture method of described two component battery aluminum shell degreasers, and it comprises the following steps:
Step 1: preparation A agent, comprises the steps that 1a is to step 1c:
Step 1a: by weight percentage, take anion surfactant 15%-20%, put into agitation vat, first add a certain amount of hot water and stir;
Step 1b: by weight percentage, take nonionogenic tenside 30%-45%, put into agitation vat, fully stir;
Step 1c: by weight percentage, take solvent 10%-15%, put into agitation vat, add the clear water that remains content, put into agitation vat, fully stir into clear liquid, and make two component battery aluminum shell degreaser A agent;
Step 2: preparation B agent, comprises the steps that 2a is to step 2b:
Step 2a: by weight percentage, take mineral alkali 50%-70%, intercalating agent 30%-50%, puts into agitator, stirs;
Step 2b: by packing specifications charging packing.
The further restriction of technique scheme is: above-mentioned tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S ratio is by weight percentage 1:2:2.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: the using method of described two component battery aluminum shell degreasers, and it comprises the following steps:
Step 1: calculate the weight of the working fluid in ultrasonic bath, take respectively A agent and B agent by 5% and 2% of working fluid weight, be added to ultrasonic bath, then add deionized water to the liquid level of working by 93% of working fluid weight, stirring and dissolving is even;
Step 2: open ultrasonic bath well heater, 65 ℃ of design temperatures, heat;
Step 3: when tank liquor temperature rises to 65 ℃, open ultrasonic cleaning 60 seconds, clear water rinsing 3 times, then baking.
Two component battery aluminum shell degreasers that the present invention proposes, its cleaning object is: battery aluminum shell.Cleaning main dirt is: various mineral hydraulic efficiency oil, a small amount of vegetables oil, various polarity or nonpolar dust granules.The classics of its application clean theory: the science by anion surfactant and nonionogenic tenside is composite, makes the minimum micella solubility of CMC(of working fluid system) reduce, surface tension reduces; Hydrophilic group is positioned at the anion surfactant of carbochain central authorities, and its wettability is best; Isomery nonionic surfactant, its washing power is the highest; By strengthening the consumption of tensio-active agent, make can produce more micella in clean-out system working fluid, by the solubilization of tensio-active agent, reach the object of removing heavy dirty greasy dirt.
Compared with prior art, the present invention has following beneficial effect:
1, composite by the science of anion surfactant and nonionogenic tenside, the surface tension of working fluid system is controlled at below 31mN/m, strengthened wetting to aluminum hull surface and oil contaminant of scavenging solution, be conducive to the cleaning to dirt; Select anion surfactant Seconary Alkane Sulphonate Sodium (SAS-60) that hydrophilic group is positioned at carbochain central authorities as wetting agent; Select isomery polyoxyethylenated alcohol, strengthened the washing power to greasy dirt; Select and there are low-down surface tension solvent 2-methyl-2,4 pentanediols, as coupling agent, can combine water-based and oily matter, and it is added in clean-out system, can significantly improve the wettability of product, can help separate dirt and allow dirt suspend until clean complete; By strengthening the consumption of anion surfactant and nonionogenic tenside, make can produce more micella in clean-out system working fluid, by the solubilization of tensio-active agent, reach the object of removing heavy dirty greasy dirt, thereby greatly improved the production capacity of unit clean-out system; Select aluminium is had to the metasilicate pentahydrate sodium of corrosion inhibition as the main source of clean-out system working fluid alkaline matter, both strengthened the cleanup action to greasy dirt, effectively protected again aluminum hull not corroded; Select the mixture of tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S to make intercalating agent, strengthened the cleaning to various particulate foulings.
2, this clean-out system usage ratio is A agent 5%, B agent 1%, A agent: B agent=5:1, and safety and environmental protection, material therefor all meets existing ROHS standard and REACH standard.Can be widely used in battery aluminum shell ultrasonic cleaning.Quality product after cleaning meets customer requirement completely, and the aluminum hull after cleaning does not only corrode, all the better light.
Accompanying drawing explanation
Fig. 1 is for cleaning the schema of the method for battery aluminum shell with the two component battery aluminum shell degreasers of the present invention.
Embodiment
Refer to Fig. 1, the present invention proposes a kind of pair of component battery aluminum shell degreaser, A agent and B agent, consists of;
This A agent is comprised of following component by weight percentage:
This B agent is comprised of following component by weight percentage:
Mineral alkali 50%-70%;
Intercalating agent 30%-50%.
Above-mentioned A agent is host, and B agent is auxiliary agent.
Above-mentioned anion surfactant is one or more mixtures in following material: Seconary Alkane Sulphonate Sodium (SAS-60), Sodium dodecylbenzene sulfonate.
Above-mentioned nonionogenic tenside is one or more mixtures in following material: isomery fatty alcohol-polyoxyethylene ether (C13, EO number is 7), fatty alcohol-polyoxyethylene ether AEO9.
Above-mentioned solvent is 2-methyl-2,4 pentanediols.
Above-mentioned mineral alkali is Starso.
Above-mentioned intercalating agent be EDTA tetra-sodium (tetrasodium ethylenediamine tetraacetate, EDTA-4Na) and the mixture of Trisodium Citrate, Sunmorl N 60S.
Above-mentioned tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S preferred proportion is by weight percentage 1:2:2.
The manufacture method of above-mentioned pair of component battery aluminum shell degreaser comprises the following steps:
Step 1: preparation A agent, comprises the steps that 1a is to step 1c:
Step 1a: by weight percentage, take anion surfactant 15%-20%, put into agitation vat, first add a certain amount of hot water and stir;
Step 1b: by weight percentage, take nonionogenic tenside 30%-45%, put into agitation vat, fully stir;
Step 1c: by weight percentage, take solvent 10%-15%, put into agitation vat, add the clear water that remains content, put into agitation vat, fully stir into clear liquid, and make two component battery aluminum shell degreaser A agent;
Step 2: preparation B agent, comprises the steps that 2a is to step 2b:
Step 2a: by weight percentage, take mineral alkali 50%-70%, intercalating agent 30%-50%, puts into agitator, stirs;
Step 2b: by packing specifications charging packing.
Embodiment 1
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take Seconary Alkane Sulphonate Sodium (SAS-60) 5Kg, Sodium dodecylbenzene sulfonate 10kg, put into agitation vat, first heating water 20Kg, then stirs;
Take isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 20Kg, fatty alcohol-polyoxyethylene ether AEO925Kg, put into agitation vat, fully stir into clear liquid;
Take 2-methyl-2,4 pentanediol 10kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 30Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.
The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 50Kg, tetrasodium ethylenediamine tetraacetate 10Kg, Trisodium Citrate 20Kg, Sunmorl N 60S 20Kg, put into agitator, stir rear packing, obtain the B agent of two component battery aluminum shell degreasers.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 1%B agent and the 94% clear water 400g that matches, basicity 4.8 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, clean light, cleaning performance is good.
Clean detected result
Embodiment 2:
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take material Seconary Alkane Sulphonate Sodium (SAS-60) 5Kg, Sodium dodecylbenzene sulfonate 15kg, put into agitation vat, first heating water 25Kg, then stirs;
Take material isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 15Kg, fatty alcohol-polyoxyethylene ether AEO915Kg, put into agitation vat, fully stir into clear liquid;
Take 2-methyl-2,4 pentanediol 10kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 35Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.
The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 70Kg, tetrasodium ethylenediamine tetraacetate 6Kg, Trisodium Citrate 12Kg, Sunmorl N 60S 12Kg, put into agitator, stir rear packing, obtain two component battery aluminum shell degreaser B agent.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 1%B agent and the 94% clear water 400g that matches, basicity 6.4 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, clean light, cleaning performance is good.
Clean detected result
Embodiment 3:
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take material Seconary Alkane Sulphonate Sodium (SAS-60) 6Kg, Sodium dodecylbenzene sulfonate 12kg, put into agitation vat, first heating water 20Kg, then stirs;
Take material isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 20Kg, fatty alcohol-polyoxyethylene ether AEO920Kg, put into agitation vat, fully stir into clear liquid;
Take 2-methyl-2,4 pentanediol 12kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 30Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 60Kg, tetrasodium ethylenediamine tetraacetate 8Kg, Trisodium Citrate 16Kg, Sunmorl N 60S 16Kg, put into agitator, stir rear packing, obtain two component battery aluminum shell degreaser B agent.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 1%B agent and the 94% clear water 400g that matches, basicity 5.6 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, clean light, cleaning performance is good.
Clean detected result
Embodiment 4:
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take material Seconary Alkane Sulphonate Sodium (SAS-60) 6Kg, Sodium dodecylbenzene sulfonate 12kg, put into agitation vat, first heating water 20Kg, then stirs;
Take material isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 20Kg, fatty alcohol-polyoxyethylene ether AEO920Kg, put into agitation vat, fully stir into clear liquid;
Take 2-methyl-2,4 pentanediol 12kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 30Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 60Kg, tetrasodium ethylenediamine tetraacetate 8Kg, Trisodium Citrate 16Kg, Sunmorl N 60S 16Kg, put into agitator, stir rear packing, obtain two component battery aluminum shell degreaser B agent.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 2%B agent and the 93% clear water 400g that matches, basicity 11.2 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, clean light, cleaning performance is good.
Clean detected result
Embodiment 5:
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take material Seconary Alkane Sulphonate Sodium (SAS-60) 6Kg, Sodium dodecylbenzene sulfonate 12kg, put into agitation vat, first heating water 20Kg, then stirs;
Take material isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 20Kg, fatty alcohol-polyoxyethylene ether AEO920Kg, puts into agitation vat, fully stirs into clear liquid;
Take 2-methyl-2,4 pentanediol 12kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 30Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 60Kg, tetrasodium ethylenediamine tetraacetate 8Kg, Trisodium Citrate 16Kg, Sunmorl N 60S 16Kg, put into agitator, stir rear packing, obtain two component battery aluminum shell degreaser B agent.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 3%B agent and the 92% clear water 400g that matches, basicity 16.6 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, but test specimen surface loss of gloss, NG.
Embodiment 6:
Component and the content of two component battery aluminum shell degreasers are as shown in the table:
A agent component and content:
B agent component and content:
The manufacture method of manufacturing the above-mentioned A agent of 100Kg is as follows:
Take material Seconary Alkane Sulphonate Sodium (SAS-60) 6Kg, Sodium dodecylbenzene sulfonate 12kg, put into agitation vat, first heating water 20Kg, then stirs;
Take material isomery fatty alcohol-polyoxyethylene ether AEO7(C13) 20Kg, fatty alcohol-polyoxyethylene ether AEO920Kg, put into agitation vat, fully stir into clear liquid;
Take 2-methyl-2,4 pentanediol 12kg, put into agitation vat, add excess water 10kg(to add hot water above, and the gross weight of water is 30Kg), after stirring, make above-mentioned couple of component battery aluminum shell degreaser A agent.The manufacture method of manufacturing the above-mentioned B agent of 100Kg is as follows:
Take metasilicate pentahydrate sodium 60Kg, tetrasodium ethylenediamine tetraacetate 8Kg, Trisodium Citrate 16Kg, Sunmorl N 60S 16Kg, put into agitator, stir rear packing, obtain two component battery aluminum shell degreaser B agent.
The process of cleaning client's battery aluminum shell with the above-mentioned A agent making and B agent is as follows: get 5%A agent, 4%B agent and the 91% clear water 400g that matches, basicity 22 points, the battery aluminum shell model (60mm * 50mm) providing with client is made cleaning test specimen, by cleaning, clean, observe test specimen surface residual without greasy dirt, but test specimen surface stain, NG.
The using method of above-mentioned pair of component battery aluminum shell degreaser comprises the following steps:
Step 1: calculate the weight of the working fluid in ultrasonic bath, take respectively A agent and B agent by 5% and 2% of working fluid weight, be added to ultrasonic bath, then add deionized water to the liquid level of working by 93% of working fluid weight, stirring and dissolving is even;
Step 2: open ultrasonic bath well heater, 65 ℃ of design temperatures, heat;
Step 3: when tank liquor temperature rises to 65 ℃, open ultrasonic cleaning 60 seconds, clear water rinsing 3 times, then baking.
In step 2, at 60 ℃-70 ℃, heat.
Claims (5)
1. two component battery aluminum shell degreasers, are comprised of A agent and B agent;
This A agent is comprised of following component by weight percentage:
This B agent is comprised of following component by weight percentage:
Mineral alkali 50%-70%;
Intercalating agent 30%-50%;
Above-mentioned anion surfactant is one or more mixtures in following material: Seconary Alkane Sulphonate Sodium, Sodium dodecylbenzene sulfonate;
Above-mentioned nonionogenic tenside is one or more mixtures in following material: isomery fatty alcohol-polyoxyethylene ether, fatty alcohol-polyoxyethylene ether, and the carbonatoms 13 of this isomery fatty alcohol-polyoxyethylene ether, EO number is 7;
Above-mentioned solvent is 2-methyl-2,4 pentanediols;
Above-mentioned mineral alkali is Starso;
Above-mentioned intercalating agent is the mixture of tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S.
2. according to claim 1 pair of component battery aluminum shell degreaser, is characterized in that: above-mentioned tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S ratio is by weight percentage 1:2:2.
3. a manufacture method for as claimed in claim 1 pair of component battery aluminum shell degreaser, is characterized in that, it comprises the following steps:
Step 1: preparation A agent, comprises the steps that 1a is to step 1c:
Step 1a: by weight percentage, take anion surfactant 15%-20%, put into agitation vat, first add a certain amount of hot water and stir;
Step 1b: by weight percentage, take nonionogenic tenside 30%-45%, put into agitation vat, fully stir;
Step 1c: by weight percentage, take solvent 10%-15%, put into agitation vat, add the clear water that remains content, put into agitation vat, fully stir into clear liquid, and make two component battery aluminum shell degreaser A agent;
Step 2: preparation B agent, comprises the steps that 2a is to step 2b:
Step 2a: by weight percentage, take mineral alkali 50%-70%, intercalating agent 30%-50%, puts into agitator, stirs;
Step 2b: by packing specifications charging packing.
4. the manufacture method of according to claim 4 pair of component battery aluminum shell degreaser, is characterized in that, above-mentioned tetrasodium ethylenediamine tetraacetate and Trisodium Citrate, Sunmorl N 60S ratio is by weight percentage 1:2:2.
5. the using method of as claimed in claim 1 pair of component battery aluminum shell degreaser, is characterized in that, it comprises the following steps:
Step 1: calculate the weight of the working fluid in ultrasonic bath, take respectively A agent and B agent by 5% and 2% of working fluid weight, be added to ultrasonic bath, then add deionized water to the liquid level of working by 93% of working fluid weight, stirring and dissolving is even;
Step 2: open ultrasonic bath well heater, 65 ℃ of design temperatures, heat;
Step 3: when tank liquor temperature rises to 65 ℃, open ultrasonic cleaning 60 seconds, clear water rinsing 3 times, then baking.
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| CN104371847A (en) * | 2014-09-28 | 2015-02-25 | 李建华 | Efficient multifunctional laundry liquid and its preparation method |
| CN105057266A (en) * | 2015-06-29 | 2015-11-18 | 天津力神电池股份有限公司 | Lithium ion power battery metal casing impurity removal method |
| CN105040014A (en) * | 2015-08-06 | 2015-11-11 | 抚顺克立恩清洗有限公司 | Environment-friendly efficient fouling cleaning agent |
| CN106676552A (en) * | 2016-12-30 | 2017-05-17 | 宁波际超新材料科技有限公司 | Phosphorus-free degreasant and manufacturing method thereof |
| CN107099805A (en) * | 2017-03-10 | 2017-08-29 | 广东华普科技股份有限公司 | Without phosphorus degreasing powder |
| CN109023397A (en) * | 2018-10-09 | 2018-12-18 | 佛山市海化表面处理科技有限公司 | Low-temperature alkali degreaser and its preparation, application method in a kind of four-in-one |
| CN109750305A (en) * | 2018-12-28 | 2019-05-14 | 力信（江苏）能源科技有限责任公司 | A kind of aluminum-shell battery shell decontamination rust remover and the preparation method and application thereof |
| CN110010814A (en) * | 2019-04-12 | 2019-07-12 | 宁波正锂新能源科技有限公司 | A kind of processing method of power battery and its battery case, battery case |
| CN112226300A (en) * | 2020-10-09 | 2021-01-15 | 如皋市雨润纤维科技有限公司 | Preparation process of green high-efficiency environment-friendly oil agent |
| 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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| JP2004050109A (en) * | 2002-07-23 | 2004-02-19 | Matsushita Electric Ind Co Ltd | Washing method and washing device for parts |
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| JP2004050109A (en) * | 2002-07-23 | 2004-02-19 | Matsushita Electric Ind Co Ltd | Washing method and washing device for parts |
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