CN109365383A - A kind of cleaning method of silver-based solder - Google Patents
A kind of cleaning method of silver-based solder Download PDFInfo
- Publication number
- CN109365383A CN109365383A CN201811285363.9A CN201811285363A CN109365383A CN 109365383 A CN109365383 A CN 109365383A CN 201811285363 A CN201811285363 A CN 201811285363A CN 109365383 A CN109365383 A CN 109365383A
- Authority
- CN
- China
- Prior art keywords
- silver
- based solder
- cleaning method
- solution
- solder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/20—Other heavy metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
- B08B2203/007—Heating the liquid
Abstract
The invention discloses a kind of cleaning methods of silver-based solder, and the method includes following specific steps: (1) silver-based solder being put into 180~300s of ultrasonic activation in alkaline solution；(2) silver-based solder is put into pure water and is rinsed, 60~120s of ultrasonic activation；Fluid temperature is 70~80 DEG C；(3) by step (1)~(2) repetitive cycling 1~2 time；(4) then silver-based solder is put into detergent solution, 60~100s of ultrasonic activation；(5) by silver-based solder taking-up 120~180s of pure water ultrasonic activation；(6) taking out silver-based solder in concentration is that 30~40s is impregnated in 99.9% alcohol, is then dried.Operation of the present invention is simple, at low cost, and cleaning effect is good, and environmental protection can be used in industrialized production.
Description
Technical field
The present invention relates to solder technology fields, more particularly, to the cleaning method of a kind of pair of silver-based solder.
Background technique
Silver-based solder is mainly silver-bearing copper base binary or multicomponent alloy material, has an excellent processing performance, wettability and
It trickles functional, intensity, plasticity, conduction, anti-corrosion etc. are had excellent performance, and can be used as metal and metal, metal and ceramic welding most
Good connecting material, thus be widely used.It will use different solubility in the multiple operation of rolling of silver-based solder alloy to roll
Liquefaction, therefore cold-rolling oil can be adhered in the silver-based solder alloy strip surface of rolling completion；And alloy strip steel rolled stock is in transport
In the process, high temperature is encountered, high humidity environment is oxidized easily and is corroded.Vacuum electronic sealing-in air-tightness requirement is higher, sealing-in weldering
The greasy dirt and oxide skin for expecting surface will lead to weld seam and be unable to reach air-tightness requirement.In actual use, by being cleaned to solder
To meet requirement.
Usual way is WATER-WASHING METHOD and electrolysis method.But WATER-WASHING METHOD cleaning is not thorough, electrolysis method cost is too high, therefore opens
It is extremely urgent to send out a kind of convenient and simple cleaning method.
Summary of the invention
In view of the above-mentioned problems existing in the prior art, the applicant provides a kind of cleaning method of silver-based solder.This hair
Bright method is easy to operate, at low cost, and cleaning effect is good, and environmental protection can be used in industrialized production.
Technical scheme is as follows:
A kind of cleaning method of silver-based solder, the method includes following specific steps:
(1) silver-based solder is put into 180~300s of ultrasonic activation in alkaline solution；
(2) silver-based solder is put into pure water and is rinsed, 60~120s of ultrasonic activation；Fluid temperature is 70~80
℃；
(3) by step (1)~(2) repetitive cycling 1~2 time；
(4) then silver-based solder is put into detergent solution, 60~100s of ultrasonic activation；
(5) by silver-based solder taking-up 120~180s of pure water ultrasonic activation；
(6) taking out silver-based solder in concentration is that 30~40s is impregnated in 99.9% alcohol, is then dried.
The alkaline solution is soap solution or washing powder solution；The mass concentration of affiliated alkaline solution is 15~25%.
According to the cycle-index in solder clean condition voluntarily set-up procedure (3).
The detergent solution is citric acid solution；The mass concentration of the detergent solution is 5~8%.
Contain the glass microballoon of 0.05~0.1wt% in the detergent solution.
The temperature of ultrasonic procedure neutral and alkali solution described in step (1) is 30~35 DEG C.
The temperature of detergent solution is 30~35 DEG C in ultrasonic procedure described in step (4).
70~80 DEG C of the temperature of pure water in ultrasonic procedure described in step (2) or (4).
The present invention is beneficial to be had the technical effect that
Present invention use is easy to get and cheap raw material starts the cleaning processing silver-based solder, carries out in charging sequence
Optimization, can voluntarily adjust the clean cycle number that deoils by solder sheet surface degree of fouling, so that effect is much better than each raw material
Exclusive use or other addition sequences.
Silver-based solder surface cleaning after the method for the present invention cleaning is smooth, and the impurity content retained is lower than desired numerical value,
Ensure that solder when in use can play excellent wetability, gap filling performance and other desired performance.
Specific embodiment
Below with reference to two kinds of different sizes, i.e. φ 70* φ 60*T0.1 and φ 70* φ 20*T0.1, solder ring plate are actually clear
Embodiment is washed, the present invention is specifically described.
Embodiment 1
A kind of cleaning method of silver-based weld tabs ring material, the specific steps are as follows:
(1) it is that φ 70* φ 60*T0.1 silver-based solder ring plate is put into oil removal treatment in 15wt% soap solution by specification, surpasses
Acoustic vibration 180s, 30 DEG C of fluid temperature；
(2) silver-based solder is put into pure water and is rinsed, ultrasonic activation 60s, fluid temperature is 70 DEG C；
(3) by step (1)~(2) repetitive cycling 1 time；
(4) it is supersonic oscillations 60s in 5wt% citric acid solution, fluid temperature 35 that then silver-based solder, which is put into concentration,
℃；
(5) by silver-based solder taking-up pure water ultrasonic activation 120s, 70 DEG C of fluid temperature；
(6) taking out silver-based solder in concentration is to impregnate 30s in 99.9% alcohol, is then dried.
Embodiment 2
A kind of cleaning method of silver-based solder ring plate, the specific steps are as follows:
It (1) is oil removal treatment in φ 70* φ 60*T0.1 silver-based solder 20wt% washing powder solution, ultrasonic wave vibration by specification
Dynamic 240s, 30 DEG C of fluid temperature；
(2) silver-based solder is put into pure water and is rinsed, ultrasonic activation 60s, fluid temperature is 70 DEG C；
(3) by step (1)~(2) repetitive cycling 1 time；
(4) it is supersonic oscillations 80s in 7wt% citric acid solution, fluid temperature 30 that then silver-based solder, which is put into concentration,
℃；
(5) by silver-based solder taking-up pure water ultrasonic activation 150s, 70 DEG C of fluid temperature；
(6) taking out silver-based solder in concentration is to impregnate 35s in 99.9% alcohol, is then dried.
Embodiment 3
A kind of cleaning method of silver-based solder ring plate, the specific steps are as follows:
It (1) is that φ 70* φ 20*T0.1 silver-based solder ring plate is put into oil removal treatment in 25wt% washing powder solution by specification,
Ultrasonic activation 300s, 35 DEG C of fluid temperature；
(2) silver-based solder is put into pure water and is rinsed, ultrasonic activation 120s, fluid temperature is 80 DEG C；
(3) by step (1)~(2) repetitive cycling 2 times；
(4) it is to surpass in 8wt% citric acid solution (glass microballoon for including 0.05wt%) that then silver-based solder, which is put into concentration,
Sonication 100s, 35 DEG C of fluid temperature；
(5) by silver-based solder taking-up pure water ultrasonic activation 180s, 80 DEG C of fluid temperature；
(6) taking out silver-based solder in concentration is to impregnate 40s in 99.9% alcohol, is then dried.
Embodiment 4
A kind of cleaning method of silver-based solder ring plate, the specific steps are as follows:
It (1) is that φ 70* φ 20*T0.1 silver-base solder ring plate is put into oil removal treatment in 20wt% washing powder solution by specification,
Ultrasonic activation 300s, 32 DEG C of fluid temperature；
(2) silver-based solder is put into pure water and is rinsed, ultrasonic activation 120s, fluid temperature is 78 DEG C；
(3) by step (1)~(2) repetitive cycling 2 times；
(4) it is ultrasound in 8wt% citric acid solution (including 0.1wt% glass microballoon) that then silver-based solder, which is put into concentration,
Wave vibrate 100s, 32 DEG C of fluid temperature；
(5) by silver-based solder taking-up pure water ultrasonic activation 180s, 80 DEG C of fluid temperature；
(6) taking out silver-based solder in concentration is to impregnate 40s in 99.9% alcohol, is then dried.
Silver-based solder ring plate carries out 5 cleanliness testings to weld tabs surface using cleannes instrument after Examples 1 to 4 cleaning,
And taking 5 testing means is final judgement numerical value, data are as shown in table 1.
Table 1
Illustrate: cleannes mean value is less than 7, and single test data is qualified cleannes less than 8；Cleannes mean value be greater than etc.
It is unqualified cleannes in 7.
Claims (8)
1. a kind of cleaning method of silver-based solder, which is characterized in that the method includes following specific steps:
(1) silver-based solder is put into 180~300s of ultrasonic activation in alkaline solution；
(2) silver-based solder is put into pure water and is rinsed, 60~120s of ultrasonic activation；Fluid temperature is 70~80 DEG C；
(3) by step (1)~(2) repetitive cycling 1~2 time；
(4) then silver-based solder is put into detergent solution, 60~100s of ultrasonic activation；
(5) by silver-based solder taking-up 120~180s of pure water ultrasonic activation；
(6) taking out silver-based solder in concentration is that 30~40s is impregnated in 99.9% alcohol, is then dried.
2. the cleaning method of silver-base solder according to claim 1, which is characterized in that the alkaline solution is soap solution
Or washing powder solution；The mass concentration of affiliated alkaline solution is 15~25%.
3. the cleaning method of silver-base solder according to claim 1, which is characterized in that voluntarily adjusted according to solder clean condition
Cycle-index in synchronizing rapid (3).
4. the cleaning method of silver-base solder according to claim 1, which is characterized in that the detergent solution is citric acid
Solution；The mass concentration of the detergent solution is 5~8%.
5. the cleaning method of silver-base solder according to claim 4, which is characterized in that contain in the detergent solution
The glass microballoon of 0.05~0.1wt%.
6. the cleaning method of silver-base solder according to claim 1, which is characterized in that ultrasonic procedure described in step (1)
The temperature of neutral and alkali solution is 30~35 DEG C.
7. the cleaning method of silver-base solder according to claim 1, which is characterized in that ultrasonic procedure described in step (4)
The temperature of middle detergent solution is 30~35 DEG C.
8. the cleaning method of silver-base solder according to claim 1, which is characterized in that ultrasound described in step (2) or (4)
70~80 DEG C of the temperature of pure water in the process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811285363.9A CN109365383A (en) | 2018-10-31 | 2018-10-31 | A kind of cleaning method of silver-based solder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811285363.9A CN109365383A (en) | 2018-10-31 | 2018-10-31 | A kind of cleaning method of silver-based solder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109365383A true CN109365383A (en) | 2019-02-22 |
Family
ID=65390542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811285363.9A Pending CN109365383A (en) | 2018-10-31 | 2018-10-31 | A kind of cleaning method of silver-based solder |
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| Country | Link |
|---|---|
| CN (1) | CN109365383A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110079813A (en) * | 2019-06-17 | 2019-08-02 | 无锡日月合金材料有限公司 | A kind of cleaning process of copper-base alloy tin solder |
| CN110252732A (en) * | 2019-06-29 | 2019-09-20 | 新乡市七星钎焊科技有限公司 | A kind of cleaning method of brazing solder |
| CN112048727A (en) * | 2020-09-04 | 2020-12-08 | 江苏隆达超合金航材有限公司 | Treatment method of nickel-based high-temperature alloy return material |
| CN116511141A (en) * | 2023-05-08 | 2023-08-01 | 无锡日月合金材料有限公司 | Cleaning method for vacuum tube solder sheet |
Citations (5)
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| CN104120048A (en) * | 2014-06-26 | 2014-10-29 | 青岛宝泰新能源科技有限公司 | Oxidation-resistant corrosion-resistant detergent for electric and mechanical equipment |
| CN105132934A (en) * | 2015-10-15 | 2015-12-09 | 无锡日月合金材料有限公司 | Cleaning method for silver-based brazing filler metal |
| JP6202678B2 (en) * | 2014-02-03 | 2017-09-27 | 花王株式会社 | Detergent composition for removing solder flux residue |
| CN107639072A (en) * | 2016-07-22 | 2018-01-30 | 蓝思科技（长沙）有限公司 | A kind of ceramic cleaning method |
| CN108431194A (en) * | 2015-12-24 | 2018-08-21 | 花王株式会社 | Scaling powder cleansing composition |
-
2018
- 2018-10-31 CN CN201811285363.9A patent/CN109365383A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6202678B2 (en) * | 2014-02-03 | 2017-09-27 | 花王株式会社 | Detergent composition for removing solder flux residue |
| CN104120048A (en) * | 2014-06-26 | 2014-10-29 | 青岛宝泰新能源科技有限公司 | Oxidation-resistant corrosion-resistant detergent for electric and mechanical equipment |
| CN105132934A (en) * | 2015-10-15 | 2015-12-09 | 无锡日月合金材料有限公司 | Cleaning method for silver-based brazing filler metal |
| CN108431194A (en) * | 2015-12-24 | 2018-08-21 | 花王株式会社 | Scaling powder cleansing composition |
| CN107639072A (en) * | 2016-07-22 | 2018-01-30 | 蓝思科技（长沙）有限公司 | A kind of ceramic cleaning method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110079813A (en) * | 2019-06-17 | 2019-08-02 | 无锡日月合金材料有限公司 | A kind of cleaning process of copper-base alloy tin solder |
| CN110252732A (en) * | 2019-06-29 | 2019-09-20 | 新乡市七星钎焊科技有限公司 | A kind of cleaning method of brazing solder |
| CN112048727A (en) * | 2020-09-04 | 2020-12-08 | 江苏隆达超合金航材有限公司 | Treatment method of nickel-based high-temperature alloy return material |
| CN116511141A (en) * | 2023-05-08 | 2023-08-01 | 无锡日月合金材料有限公司 | Cleaning method for vacuum tube solder sheet |
| CN116511141B (en) * | 2023-05-08 | 2024-01-30 | 无锡日月合金材料有限公司 | Cleaning method for vacuum tube solder sheet |
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Application publication date: 20190222 |