CN103540947B - A kind of plating substrate degreaser and preparation method thereof - Google Patents
A kind of plating substrate degreaser and preparation method thereof Download PDFInfo
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- CN103540947B CN103540947B CN201310523615.8A CN201310523615A CN103540947B CN 103540947 B CN103540947 B CN 103540947B CN 201310523615 A CN201310523615 A CN 201310523615A CN 103540947 B CN103540947 B CN 103540947B
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Abstract
The invention discloses a kind of plating substrate degreaser and preparation method thereof, relate to degreaser, particularly plating workpiece surface preconditioning technique field.Comprise following material proportioning, often liter of phosphoric acid 100.0 ~ 300.0g, Sunmorl N 60S 2.0 ~ 5.0g, tripoly phosphate sodium STPP 2.0 ~ 5.0g, water-softening chemicals 1.0 ~ 4.0g, emulsifying agent 0.2 ~ 0.5ml, surplus is water; By said ratio, abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals and emulsifying agent is made.The present invention does not select basic solution, has low temperature, lower concentration, acidity, chemical composition kind are less, except grease rapidly, clean, efficient, method is simple, can save mass energy, lower-cost characteristic, be particularly useful for Nd-Fe-Bo permanent magnet material oil removing.
Description
Technical field
The present invention relates to degreaser, particularly plating workpiece surface preconditioning technique field.
Background technology
Base material is the main body of metal finishing, the quality of base material and the performance of the finished product closely related.For preventing base material by the dioxygen oxidation in air, matrix surface generally all can have one deck grease to protect.If these grease not Ex-alls, not only can pollute plating solution when electroplating, making plating solution overbalance and stability, also can make coating and matrix in conjunction with insecure, make coating occur flaw, as defects such as pin hole, burr, foaming, peelings.Therefore, before plating processing, the grease of substrate surface must clean up.
Deoiling method common at present has Solvent degreasing, electrochemical deoiling, electrochemical degreasing and ultrasonic oil removal etc., wherein, and pre-treatment multiselect electrochemical deoiling in plating.Electrochemical deoiling utilizes hot alkaline solution to the saponification of grease and emulsifying effect, by the process that piece surface grease removes.Wherein saponification removing saponifiable oil, emulsifying effect removes not saponifiable oil (as mineral oil, antirust wet goods).Electrochemical deoiling agent is basic solution, and its emulsifying capacity is more weak, and grease cleaning is thorough, for strengthening the speed of oil removing, improves deoiling effect, generally adopts higher temperature (90 DEG C) and the measure of stirring.The alkaline matter meeting grievous injury HUMAN HEALTH of now volatilizing, and contaminate environment.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of plating substrate degreaser and preparation method thereof, does not select basic solution, has low temperature, lower concentration, acidity, chemical composition kind are less, except grease is rapid, clean, efficient, method is simple, can save mass energy, lower-cost characteristic.Be particularly useful for the oil removing of Nd-Fe-Bo permanent magnet material.
For solving the problems of the technologies described above, the technical solution used in the present invention is: comprise following material proportioning, often liter of phosphoric acid 100.0 ~ 300.0g, Sunmorl N 60S 2.0 ~ 5.0g, tripoly phosphate sodium STPP 2.0 ~ 5.0g, water-softening chemicals 1.0 ~ 4.0g, emulsifying agent 0.2 ~ 0.5ml, surplus is water; By said ratio, abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals and emulsifying agent is made.
Preferably, emulsifying agent is NP-10 or OP-10.
Water-softening chemicals is tertiary sodium phosphate or phosphoric acid five sodium.
Often liter of Sodium dodecylbenzene sulfonate also containing 1.0 ~ 2.0g.
Plating substrate is Nd-Fe-Bo permanent magnet material.
The ratio being 1: 4 ~ 10 according to the volume ratio of plating substrate degreaser and water before plating substrate degreaser uses is diluted.
The preparation method of plating substrate degreaser, phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals, emulsifying agent and water, by following proportioning, abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals and emulsifying agent is made, often liter of phosphoric acid 100.0 ~ 300.0g, Sunmorl N 60S 2.0 ~ 5.0g, tripoly phosphate sodium STPP 2.0 ~ 5.0g, water-softening chemicals 1.0 ~ 4.0g, emulsifying agent 0.2 ~ 0.5ml, surplus is water.
Preferably, emulsifying agent is NP-10 or OP-10.
Water-softening chemicals is tertiary sodium phosphate or phosphoric acid five sodium.
Often liter of Sodium dodecylbenzene sulfonate also containing 1.0 ~ 2.0g.
The using method of plating substrate degreaser of the present invention is: diluted by the ratios with water of the degreaser prepared according to volume ratio 1: 4 ~ 10, keep degreaser between 30-50 DEG C, will the matrix of oil removing be immersed in this degreaser, when matrix is little and quantity is more, need wave matrix, make the long-pending fully immersion of its all surfaces, soak that to take out matrix clean water after 3-15 minute clean, through three road water cleanings, guarantee surface cleaning, after being detained without degreaser, can be for further processing.
Use phosphorylated ligand relieving haperacidity degreaser in the present invention, make grease in acid condition, decompose.Phosphoric acid corrosion is little, not volatile, comparatively safe, and process matrix surface, generates the phosphate film of indissoluble, to protect matrix from corrosion at matrix surface.
Sunmorl N 60S is surface cleaning agent, has good good antiscale property ability and de-rust ability, can prevent the precipitation of hydroxide such as iron, aluminium in solution.
Tripolyphosphate sodium water solution, it is in phosphate aqueous solution, forms the effect of suspension liquid (similar emulsion), i.e. dissemination.Also liquid state, solid particle can be made better to be dissolved in liquid medium simultaneously, make solution have solublization.
Tertiary sodium phosphate and phosphoric acid five sodium have the effect of demineralized water, and magnesium, the calcium formation precipitation in water, demineralized water.
Emulsifying agent NP-10(polyoxyethylene nonylphenol ether) and OP-10(polyoxyethylene octylphenol ether) there is excellent oil removing performance, and it is fast to remove speed oil.
Water can use tap water or prepare by RO reverse osmosis membrane the water that in electronic grade water process, RO reverse osmosis membrane retains with tap water, less demanding to water quality of this degreaser.
Sodium dodecylbenzene sulfonate has the performances such as decontamination, moistening, emulsification, dispersion, can increase deoiling effect.
The beneficial effect adopting technique scheme to produce is:
(1) in degreaser of the present invention, chemical composition is five kinds or six kinds, and kind is less, and cost is lower.
(2) degreaser of the present invention is except grease is clean, efficiently, raw material phosphoric acid wherein can generate the phosphate film of indissoluble at matrix surface, to protect matrix from corrosion; Sunmorl N 60S has good good antiscale property ability and de-rust ability; Tripoly phosphate sodium STPP, in phosphate aqueous solution, has dissemination, solution also can be made to have solublization simultaneously; Tertiary sodium phosphate and phosphoric acid five sodium have the effect of demineralized water; Emulsifying agent NP-10 and OP-10 has excellent oil removing performance, and it is fast to remove speed oil; Sodium dodecylbenzene sulfonate has the performances such as decontamination, moistening, emulsification, dispersion; Not high to water quality requirement.
(3) in degreaser of the present invention, each component substances concentration is lower, and when using, use water dilutes, and material concentration becomes lower, decreases treatment pressure of sewage, reduces environmental pollution.
(4) degreaser of the present invention is acid deoiling agent, and compare with general alkali formula degreaser, use temperature reduces to 30-50 DEG C by 90 DEG C, and temperature requirement is lower, does not burn hand, can save a large amount of energy, reduce costs.
(5) degreaser of the present invention, the process matrix grease time is 3-15 minute, except grease is rapid, improves oil removal efficiency.
(6) degreaser of the present invention, does not produce irritating smell, and corrodibility is lower than general alkali formula degreaser.
(7) degreaser preparation method of the present invention is simple, and cost is low.
Embodiment
Embodiment 1
A kind of plating substrate degreaser, comprise following material proportioning: often liter of phosphoric acid 100.0g, Sunmorl N 60S 5.0g, tripoly phosphate sodium STPP 4.0g, water-softening chemicals tertiary sodium phosphate 2.0g, emulsifying agent NP-10 0.2ml, surplus is water.
Its preparation method is: according to said ratio by abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals tertiary sodium phosphate and emulsifying agent NP-10.
Embodiment 2
A kind of plating substrate degreaser, comprise following material proportioning: often liter of phosphoric acid 300.0g, Sunmorl N 60S 2.0g, tripoly phosphate sodium STPP 2.0g, water-softening chemicals phosphoric acid five sodium 4.0g, emulsifier op-10 0.3ml, surplus is water.
Its preparation method is: according to said ratio by abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals phosphoric acid five sodium and emulsifier op-10.
Embodiment 3
A kind of plating substrate degreaser, comprise following material proportioning: often liter of phosphoric acid 200.0g, Sunmorl N 60S 3.0g, tripoly phosphate sodium STPP 5.0g, water-softening chemicals phosphoric acid five sodium 1.0g, emulsifying agent NP-10 0.4ml, Sodium dodecylbenzene sulfonate 2.0g, surplus is water.
Its preparation method is: according to said ratio by phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals phosphoric acid five sodium, emulsifying agent NP-10 and Sodium dodecylbenzene sulfonate abundant stirring and dissolving soluble in water.
Embodiment 4
A kind of plating substrate degreaser, comprise following material proportioning: often liter of phosphoric acid 150.0g, Sunmorl N 60S 4.0g, tripoly phosphate sodium STPP 3.0g, water-softening chemicals tertiary sodium phosphate 3.0g, emulsifier op-10 0.5ml, Sodium dodecylbenzene sulfonate 1.0g, surplus is water.
Its preparation method is: according to said ratio by abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals tertiary sodium phosphate, emulsifier op-10 and Sodium dodecylbenzene sulfonate.
Above-mentioned plating substrate Nd-Fe-Bo permanent magnet material.
Using method: the plating substrate degreaser prepared is diluted according to the ratio that the volume ratio of plating substrate degreaser and water is 1: 4 ~ 10, keep degreaser between 30-50 DEG C, will the matrix of oil removing be immersed in this degreaser, when matrix is little and quantity is more, need wave matrix, make the long-pending fully immersion of its all surfaces, soak that to take out matrix clean water after 3-15 minute clean, through three road water cleanings, guarantee surface cleaning, after being detained without degreaser, can be for further processing.
Use moisture film test method(s) detect above-described embodiment degreaser except grease effect.Moisture film test is carried out according to following steps: by the product washing after grease, and with after dilute sulphuric acid dipping, spray uniform water smoke, if product surface moisture film can not be continuous, in patch shape, shows remaining grease in addition; If product surface can keep the moisture film of one deck uniformly continous, show that oil stain removing is clean.
Experimental result: the product after removing grease through the degreaser of above-described embodiment is carried out moisture film test, and product surface all can keep the moisture film of one deck uniformly continous, shows that grease has been removed totally.
Claims (7)
1. a plating substrate degreaser, is characterized in that: comprise following material proportioning, often liter of phosphoric acid 100.0 ~ 300.0g, Sunmorl N 60S 2.0 ~ 5.0g, tripoly phosphate sodium STPP 2.0 ~ 5.0g, water-softening chemicals 1.0 ~ 4.0g, emulsifying agent 0.2 ~ 0.5ml, surplus is water; By said ratio, abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals and emulsifying agent is made;
Described water-softening chemicals is tertiary sodium phosphate; Plating substrate is Nd-Fe-Bo permanent magnet material.
2. plating substrate degreaser as claimed in claim 1, is characterized in that: emulsifying agent is NP-10 or OP-10.
3. plating substrate degreaser as claimed in claim 1 or 2, is characterized in that: often liter of Sodium dodecylbenzene sulfonate also containing 1.0 ~ 2.0g.
4. plating substrate degreaser as claimed in claim 1, is characterized in that: the ratio being 1: 4 ~ 10 according to the volume ratio of plating substrate degreaser and water before plating substrate degreaser uses is diluted.
5. the preparation method of a plating substrate degreaser as claimed in claim 1, it is characterized in that: phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals, emulsifying agent and water, by following proportioning, abundant stirring and dissolving soluble in water to phosphoric acid, Sunmorl N 60S, tripoly phosphate sodium STPP, water-softening chemicals and emulsifying agent is made
Often liter of phosphoric acid 100.0 ~ 300.0g, Sunmorl N 60S 2.0 ~ 5.0g, tripoly phosphate sodium STPP 2.0 ~ 5.0g, water-softening chemicals 1.0 ~ 4.0g, emulsifying agent 0.2 ~ 0.5ml, surplus is water; Described water-softening chemicals is tertiary sodium phosphate.
6. the preparation method of plating substrate degreaser as claimed in claim 5, is characterized in that: emulsifying agent is NP-10 or OP-10.
7. the preparation method of the plating substrate degreaser as described in claim 5 or 6, is characterized in that: often liter of Sodium dodecylbenzene sulfonate also containing 1.0 ~ 2.0g.
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| CN106567112A (en) * | 2016-10-28 | 2017-04-19 | 当涂县金龙机械有限公司 | Normal-temperature compounded oil removal adsorbent with high oil removal efficiency for processing before metal plating and preparation method of normal-temperature compounded oil removal adsorbent |
| CN111716254B (en) * | 2019-03-20 | 2022-02-18 | 天津市同鑫泰钢管制造有限公司 | Crack-resistant rust-removing processing technology for long-distance transportation spiral steel pipe |
| CN109930187A (en) * | 2019-04-14 | 2019-06-25 | 广州恒荣电子科技有限公司 | Degreaser is used in a kind of plating |
| CN110434120A (en) * | 2019-08-30 | 2019-11-12 | 中国航发动力股份有限公司 | A kind of fuel nozzle carbon cleaning method |
| CN111965332A (en) * | 2020-07-31 | 2020-11-20 | 东风本田汽车有限公司 | Method for testing matching performance of zirconium salt pretreatment process and vehicle body steel plate oil product |
| CN116075068A (en) * | 2022-12-27 | 2023-05-05 | 南通赛可特电子有限公司 | Cleaning and antioxidation process for preventing copper surface from oxidization based on copper foil of printed circuit board |
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| US4724042A (en) * | 1986-11-24 | 1988-02-09 | Sherman Peter G | Dry granular composition for, and method of, polishing ferrous components |
| CN101203629A (en) * | 2005-05-19 | 2008-06-18 | 海德鲁铝业德国有限责任公司 | Conditioning of a litho strip |
| CN101949018A (en) * | 2010-08-10 | 2011-01-19 | 常州人和地义新材料科技有限公司 | Multi-functional metal surface pretreatment solution and preparation method thereof |
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Effective date of registration: 20161221 Address after: 100081 Haidian District Institute of South Road, Beijing, No. 76 Patentee after: Advanced Technology and Materials Co., Ltd. Address before: The Torch Development Zone in Zhuozhou City, 072750 South Street of Hebei city in Baoding Province Patentee before: Zhuozhou safe and sound star Electronics Inc. |