CN102268685B - Detergent for copper strips - Google Patents
Detergent for copper strips Download PDFInfo
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- CN102268685B CN102268685B CN 201110221073 CN201110221073A CN102268685B CN 102268685 B CN102268685 B CN 102268685B CN 201110221073 CN201110221073 CN 201110221073 CN 201110221073 A CN201110221073 A CN 201110221073A CN 102268685 B CN102268685 B CN 102268685B
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- clean
- copper strips
- acetone
- trieline
- normal hexane
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Abstract
The invention discloses a detergent for copper strips. The detergent is characterized by being prepared with a formula comprising the following materials in percentage by weight: 5%-10% of n-hexane, 5%-10% of acetone, 50%-70% of trichloroethylene, 15%-20% of dichloromethane and 5%-10% of isobutanol. Due to the adoption of the detergent for the copper strips disclosed by the invention, oil stains and impurities on the surface of the copper strips can be removed effectively; the decontamination effect is good and the damage to the surfaces of the copper strips is slight; the original glossinessof the copper strips can be maintained and the cleaning effect without scratches and residues is achieved.
Description
Technical field
The present invention relates to a kind of clean-out system, especially a kind of copper strip clean-out system.
Background technology
Copper strip is a kind of copper material of band shape, product specification has various state copper strips products such as 0.1～3 * 50～250mm, mainly for the production of electric elements, lamp holder, battery cap, button, sealing member, connector, mainly as conduction, heat conduction, anti-corrosion equipment.As various component such as electric components, switch, packing ring, pad, electron tube, scatterer, conduction mother metal and radiator, radiator element, cylinder sheets.Copper strip can need clean at dirt settlings such as some greasy dirts of surface attachment, dust and oxide skins in process of production, could use better.Copper strip surface cleaning technology is the key factor that determines strip surface, and cleaning step is the critical process during band is produced.
Cleaner for metal is widely used in metal copper material and the preceding tubing of cold working in metallurgical and the mechanical industry, and metal cleaner mainly is divided into two kinds, and a kind of is aqueous cleaning agent, and another kind is leaning solvent.The traditional method of water base metal cleaning agent is the high temperature pickling, but its power consumption is big, to matrix corrosion beat, acid mist is many, and decontamination, the speed that eliminates rust, descale are slow.As number of patent application 200910224770.3 announce a kind of purging method, need through at least twice cleaning, the time is slow and cost is high.A kind of purging method of announcing of number of patent application 200910098106.9 for another example needs to scrub through scrubbing degreasing, cold water flush, pickling, cold water, hot water injection, Passivation Treatment and a plurality of steps of oven dry, and scavenging period is long, and environmental pollution is serious.
Though develop the clean-out system of a lot of kinds in recent years, with present cleaning industry a certain distance is in addition compared in the requirement of metal cleaner, existing product can not satisfy the needs in market fully.
Summary of the invention
At above-mentioned prior art deficiency, the technical problem to be solved in the present invention is: how a kind of copper strip clean-out system is provided, and it is good to make it have a cleaning performance, and the metallic surface damage is little, the residual characteristics such as few of clean-out system.
In order to realize the foregoing invention purpose, technical scheme of the present invention is:
A kind of copper strip clean-out system is characterized in that, adopts the material prescription of following mass parts ratio to obtain: normal hexane: (5 ~ 10) %; Acetone: (5 ~ 10) %; Trieline: (50 ~ 70) %; Methylene dichloride: (15 ~ 20) %; Isopropylcarbinol: (5 ~ 10) %.When this copper strip clean-out system uses, can suit to adopt board-like cleaning way to clean copper strip, copper strip enters baking oven by washing trough, oven dry.Can reach the cleaning purpose.
At first according to the constructional feature of grease, selecting for use to the grease molecular structure has the strong organic solvent of similar hydrophobic group and soil removability; And then according to the requirement of soil removability being selected for use following several raw material:
1, normal hexane
Normal hexane is low toxicity, the colourless liquid of faint special odor is arranged.Normal hexane is used for the preparation viscose glue with cement footwear leather, case and bag industrial main as solvent, is usually used in the wiping clean-out operation in the electronics and information industry production process.Density 0.6594,68.74 ℃ of boiling points, water insoluble, be dissolved in acetone.
2, acetone
Colourless liquid has pleasant smell (pungent sweet taste).Volatile.Can with water, ethanol, N, dinethylformamide, chloroform, ether and most of oils are miscible.Relative density (d25) 0.7845.Fusing point-94.7 ℃.56.05 ℃ of boiling points.Organic solvent commonly used has optionally dissolving oil soluble organism.
3, trieline
Colourless liquid.The special odor that the chloroform sample is arranged.Low-viscosity.Do not fire.Can slowly be decomposed generation hydrochloric acid by light when moist.Can be miscible with ethanol, EC, be dissolved in most oils, water-soluble hardly.Relative density (d204) 1.4642.Fusing point-84.8 ℃.86.9 ℃ of boiling points.Low toxicity.Trieline is the strongest a kind of of solvency power in the C2 organochlorine solvent, it is best metal degreasing lotion, be mainly used in industries such as colour TV, refrigerator, automobile, air-conditioning, precision optical machinery, microelectronics and make the clean-out system of metal parts, electronic component, its major advantage is that degreasing is thorough.
4, methylene dichloride
Methylene dichloride has strong and low, the low-boiling advantage of toxicity of dissolving power, is used for paint solvent, metal degreasing agent in a large number.Methylene dichloride is colourless liquid, colourless liquid.Ethereal odor is arranged.Volatile.Its gas does not burn, and does not explode with air mixed yet.Relative density 1.3255.39.75 ℃ of boiling points.Low toxicity.
5, isopropylcarbinol
Isopropylcarbinol, soluble in water, ethanol and ether.Can be miscible with the oil soluble organism.The liquid of water white transparency tool characteristic odor, 108.1 ° of C of boiling point, density 0.82 is mainly as solvent and organic synthesis raw material.
The ratio that has adopted normal hexane in the technical program is 5 ~ 10%, because normal hexane, be low toxicity, the colourless liquid of faint special odor arranged, polarity a little less than, the oil content on the copper strip is had certain solvency action, be usually used in the wiping clean-out operation in the metallic substance production process, and normal hexane has certain combustibility, and flash-point is lower, by experiment proof, usage ratio when can guaranteeing the security of using, has guaranteed the effect of cleaning at (5 ~ 10) %.And acetone is when mixing with the normal hexane equal proportion, and namely the usage ratio of acetone can promote the quick dissolving of oil content when (5 ~ 10) %, thereby reduces the flash-point of scavenging solution.Trieline is the strongest a kind of of solvency power in the C2 organochlorine solvent, is best metal degreasing lotion, is mainly used in the cleaning of copper metal parts, and its major advantage is that degreasing is thorough.Prove that by related experiment to the impurity on copper material surface, greasy dirt has extremely strong solvability, can not damage simultaneously the surface scratch of copper strip, make the copper material glossiness after the cleaning higher.Yet the boiling point of trieline is higher, and in the technology of cleaning, require clean-out system to need volatilization fast, boiling point will be controlled at 80 ℃, according to experiment, angle from economical and energy saving, the ratio control of trieline can get a desired effect about 55%, meanwhile, the addition of methylene dichloride is 15%, can be with the boiling point control of clean-out system at 80 ℃, simultaneously, methylene dichloride also has the ability of certain dissolving greasy dirt, is used with trieline, can make cleaning performance better, can reduce simultaneously the effect of trieline, and the trieline market price is the most expensive in the various components, makes it when not losing cleaning performance, reduces the cost of clean-out system.And the addition of isopropylcarbinol is in the purpose of (5 ~ 10) %, and isopropylcarbinol has stronger polarity, remove for the small amount of polar material that exists on the copper strip, and as moisture, dust etc.And isopropylcarbinol can dissolve each other with trieline, methylene dichloride, acetone, normal hexane, and it is more thorough that this prescription is cleaned the various impurity on the band, and polar material and apolar substance all can be removed.More than each component use according to design proportion, can reach the comparison excellent cleaning effect.
The applicant has adopted experiment technique scheme to be verified according to experimental result, its best proportion is normal hexane: 10% simultaneously; Acetone: 10%; Trieline: 55%; Methylene dichloride: 15%; Isopropylcarbinol: 10%.Can be so that performance reaches best.
In sum, copper strip clean-out system of the present invention can be removed greasy dirt and the impurity on copper strip surface effectively, and clean effect is good, and is little to the copper strip surface damage, can keep the original glossiness of copper strip, reaches the cleaning performance of no marking, noresidue.
Embodiment
Below in conjunction with concrete part experimental data advantage of the present invention and effect are described in further detail.
In order to verify experiment effect of the present invention, and optimize best proportion, the applicant has adopted a large amount of experiments to compare.In order to determine final component and the proportioning thereof of scavenging solution, select trieline, methylene dichloride, acetone, normal hexane, isopropylcarbinol etc. respectively for use, the massfraction of each component of clean-out system when determining the design orthogonal experiment, composition and ratio by each factor of conversion are carried out composite, discard the wherein sample of oil impregnate, to the stability experiments such as doing detersive power of filling a prescription preferably, finally determine the clean-out system representative formula.
1, prescription screening experiment:
Table 1 prescription is formed and the proportioning orthogonal test
Contrast is a series of tests of detersive power of prescription respectively, comprehensively weigh the superiority of sample quality, technological feasibility, and factors such as reasonableness economically therefrom filter out experimental formula 3#.
2, prescription 3# forms
Prescription 3# forms and proportioning sees Table 2.
Table 2 prescription 3# forms and proportioning
3# forms test by prescription, and the washing composition outward appearance is colourless liquid, and acidity, moisture, volatility all meet in advance and fix one's aim.Washing composition The performance test results such as table 3.
Table 3 clean-out system The performance test results
As shown in Table 3, every index of clean-out system all reaches or is better than expecting requirement.
3, blending process
Under certain stirring velocity, add trieline, methylene dichloride, acetone, normal hexane, isopropylcarbinol respectively by proportioning.Mixing, stand for standby use.
4, the detergency test of clean-out system
4.1 the preparation of artificial greasy dirt
Prescription such as the table 4 of artificial greasy dirt.
The prescription of the artificial greasy dirt of table 4
With L-HM antiwear hydraulic oil, industrial vaseline, 30 # machine oil, 20 # machine oil mixtures, be heated to and dissolve about l20 ℃ evenly, lanolin, calcium grease stirring and dissolving, the control temperature is no more than 130 ℃, after treating all dissolvings, stop heating, add alumina powder, stir, be cooled to room temperature and get final product.
4.2 the coating of artificial greasy dirt
With polishing, cleaned copper strip test piece [50 * 25 * (1～5) mm)], with hanging up properly, place the dry 30min of (40 ± 2) ℃ baking oven after, cooling is weighed, accurately to 0.1mg.Test piece with after claiming lies on the clean filter paper, with the artificial greasy dirt of little scraper tweezer, is coated in the regulation position on the test piece one side equably, and remaining surface does not apply, and the unnecessary greasy dirt in test piece both sides and base is wiped with filter paper.The greasy dirt coated weight should be controlled between 0.10 ~ 0.20g.Then with the test piece that coats with hanging up properly, put in people's thermostatic drying chamber, temperature control is taken out behind the dry 30min in (40 ± 2) ℃, wipes the greasy dirt on base with filter paper, cooling is weighed.
4.3 the mensuration of detersive power
In the 1000mL beaker, pour the detergent solution 800mL that has prepared into, then beaker is positioned over pendulum and washes in the water-bath hole of machine.Make the detergent solution temperature remain on (25 ± 2) ℃.The test piece that coats is clamped in pendulum washes on the rocker of machine, make the test piece Surface Vertical wash direction in pendulum, in detergent solution, soak 3min.Starting pendulum then immediately washes machine pendulum and washes 3min.After pendulum is washed end, take out test piece together with hook, be placed in then in the thermostatic drying chamber of (80 ± 2) ℃, dry 15s clock takes out and is cooled to room temperature, weighs, and calculates oil removal rate.
The oil removal rate calculation formula:
δ=[(M
l-M
2)/(M
1One M
0)] * 100%
In the formula:
δ------oil removal rate, %;
M
0------test piece quality, g;
M
1------test piece applies the quality behind the greasy dirt, g;
M
2------is coated with the quality after the greasy dirt test piece is cleaned, g;
Do parallel test with three test pieces respectively by above-mentioned testing sequence,
Record the detersive power data and see Table 5.
Table 5 detersive power data
The result shows, 2#, 3#, 4# do 3 parallel test data respectively, the difference of per 2 test piece oil removal rates is not more than 3%, but require the oil removal rate numerical value should be more than or equal to 90% among the washing composition operative norm QB/T2117-95, the clean-out system of 2#, two prescriptions of 3# all reaches standard-required to the washing oil rate of metal dirt, and 4# prescription detersive power is slightly poor.Factors such as, detersive power little from the copper strip surface damage, economic rationality consider that prescription 3# is optimum formula, i.e. normal hexane: 10%; Acetone: 10%; Trieline: 55%; Methylene dichloride: 15%; Isopropylcarbinol: 10%.
Claims (2)
1. a copper strip clean-out system is characterized in that adopting the material prescription of following mass parts ratio to obtain: normal hexane: (5 ~ 10) %; Acetone: (5 ~ 10) %; Trieline: (50 ~ 70) %; Methylene dichloride: (15 ~ 20) %; Isopropylcarbinol: (5 ~ 10) %; Acetone mixes with the normal hexane equal proportion; Described isopropylcarbinol is used for dissolving each other with trieline, methylene dichloride, acetone and normal hexane, improves the impurity cleaning performance.
2. copper strip clean-out system as claimed in claim 1 is characterized in that adopting the material prescription of following mass parts ratio to obtain: normal hexane: 10%; Acetone: 10%; Trieline: 55%; Methylene dichloride: 15%; Isopropylcarbinol: 10%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110221073 CN102268685B (en) | 2011-08-03 | 2011-08-03 | Detergent for copper strips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110221073 CN102268685B (en) | 2011-08-03 | 2011-08-03 | Detergent for copper strips |
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|---|---|
| CN102268685A CN102268685A (en) | 2011-12-07 |
| CN102268685B true CN102268685B (en) | 2013-09-18 |
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|---|---|---|---|
| CN 201110221073 Expired - Fee Related CN102268685B (en) | 2011-08-03 | 2011-08-03 | Detergent for copper strips |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106367770A (en) * | 2016-09-08 | 2017-02-01 | 重庆市计量质量检测研究院 | Copper pipe cleaning agent |
| CN107234048A (en) * | 2017-06-14 | 2017-10-10 | 安徽华昊机械制造有限公司 | A kind of surface treatment process for heat sink |
| CN109763133B (en) * | 2018-12-17 | 2022-01-04 | 上海利正卫星应用技术有限公司 | Degreasing agent for magnesium alloy anti-rust oil and preparation method thereof |
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| CN1012290B (en) * | 1987-01-24 | 1991-04-03 | 张世熙 | Di-directional reversible inversion circuit |
| CN101724520A (en) * | 2009-09-14 | 2010-06-09 | 陕西科技大学 | Cleaning agent for electromechanical equipment |
| CN101835884A (en) * | 2007-10-26 | 2010-09-15 | 千住金属工业株式会社 | Non-flammable cleaner composition |
| CN101870936A (en) * | 2010-06-25 | 2010-10-27 | 武汉市智发科技开发有限公司 | Low-carbon environment-friendly wax pattern cleaning agent formula and preparation method thereof |
| CN102021596A (en) * | 2010-12-07 | 2011-04-20 | 郑州宏润科技股份有限公司 | Outer surface cleaning agent of copper pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7700004B2 (en) * | 2005-11-01 | 2010-04-20 | E.I. Du Pont De Nemours And Company | Solvent compositions comprising unsaturated fluorinated hydrocarbons |
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2011
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|---|---|---|---|---|
| CN1012290B (en) * | 1987-01-24 | 1991-04-03 | 张世熙 | Di-directional reversible inversion circuit |
| CN101835884A (en) * | 2007-10-26 | 2010-09-15 | 千住金属工业株式会社 | Non-flammable cleaner composition |
| CN101724520A (en) * | 2009-09-14 | 2010-06-09 | 陕西科技大学 | Cleaning agent for electromechanical equipment |
| CN101870936A (en) * | 2010-06-25 | 2010-10-27 | 武汉市智发科技开发有限公司 | Low-carbon environment-friendly wax pattern cleaning agent formula and preparation method thereof |
| CN102021596A (en) * | 2010-12-07 | 2011-04-20 | 郑州宏润科技股份有限公司 | Outer surface cleaning agent of copper pipe |
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| 瞿德勤等.精密清洗技术述评.《清洗世界》.2011,第27卷(第6期),第21页左栏倒数第2段. |
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