CN108890173A - A kind of high-performance environment-friendly scaling powder and preparation method thereof - Google Patents
A kind of high-performance environment-friendly scaling powder and preparation method thereof Download PDFInfo
- Publication number
- CN108890173A CN108890173A CN201811013308.4A CN201811013308A CN108890173A CN 108890173 A CN108890173 A CN 108890173A CN 201811013308 A CN201811013308 A CN 201811013308A CN 108890173 A CN108890173 A CN 108890173A
- Authority
- CN
- China
- Prior art keywords
- parts
- scaling powder
- performance environment
- friendly
- welding
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/3612—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
The present invention relates to scaling powder technical fields, and in particular to a kind of high-performance environment-friendly scaling powder and preparation method thereof；It is prepared from the following raw materials in parts by weight：20-26 parts of rosin, 30-40 parts of acetone, 17-25 parts of acrylic acid ester emulsion, 14-20 parts of paraffin, 9-12 parts of ferrosilicon powder, 7-10 parts of white carbon black, 6-10 parts of activator, 5-8 parts of wetting agent, 3-7 parts of surfactant and 4-8 parts of corrosion inhibiter；Scaling powder prepared by the present invention is halogen-free, more environmentally friendly；The corrosion to circuit board can be drastically reduced when welding using scaling powder prepared by the present invention, and sold joint is good, can significantly reduce welding defect, furthermore, scaling powder prepared by the present invention has the advantages that solderability is good, wetability is strong, welding spot reliability is high and good mechanical performance, simultaneously, oxide can also be removed, holding metal welding surface cleans and lubricity is good, to carry out excellent welding.
Description
Technical field
The present invention relates to scaling powder technical fields, and in particular to a kind of high-performance environment-friendly scaling powder and preparation method thereof.
Background technique
Scaling powder, also referred to as solder flux, there is paste and two kinds of liquid, are that a kind of cleaned using chemical method is welded in metallurgy
The substance that metal surface carries out in order to soldering, brazing or positioning welding.Welding solder flux used in different metals also has
Institute is different, such as：Weld tin ammonium chloride or rosin；Weld galvanized iron and other using zinc as the material hydrochloric acid on surface
Or zinc chloride；Brazing then uses borax with copper positioning welding ferrous metal.Welding material is easy glutinous after melting at high temperature
Clean corresponding welding metal surface is invested, but these metal surfaces are readily formed oxide layer at high temperature, make welding material
It is difficult to be attached on surface.Solder flux is stable at room temperature, has very strong reproducibility at high temperature, can remove the oxygen of metal surface
Change layer.In addition, solder flux can also play the role of wetting agent during soldering and brazing.
Scaling powder is usually with rosin mixture as main component, is the auxiliary material for guaranteeing welding process and going on smoothly
Material.Welding is the main processes in electronic assemblies, and scaling powder is the auxiliary material used when welding, and the main function of scaling powder is
It removes solder and by the oxide on weldering base material surface, metal surface is made to reach necessary cleannes.Surface when it prevents from welding
Re-oxidation reduces solder surface tension, improves welding performance.The superiority and inferiority of scaling powder performance, directly influences electronic product
Quality.
Mostly contain halogen in existing scaling powder, when being welded using it not only can circuit board burn into
And the shortcomings that sold joint is poor, welding spot reliability is low and poor mechanical property.
Summary of the invention
In view of the deficiencies of the prior art, made the present invention provides a kind of high-performance environment-friendly scaling powder and preparation method thereof
Standby scaling powder does not contain halogen, more environmentally friendly；It can be greatly reduced when being welded using scaling powder prepared by the present invention
Corrosion to circuit board, and sold joint is good, can significantly reduce welding defect.Furthermore scaling powder prepared by the present invention
Have the advantages that welding spot reliability height and good mechanical performance, simultaneously, moreover it is possible to remove oxide, keep the cleaning of metal welding surface and moisten
Slip is good, to carry out excellent welding.
In order to achieve the above object, the present invention is achieved by the following technical programs：
A kind of high-performance environment-friendly scaling powder, is prepared from the following raw materials in parts by weight：20-26 parts of rosin, acetone 30-40
Part, 17-25 parts of acrylic acid ester emulsion, 14-20 parts of paraffin, 9-12 parts of ferrosilicon powder, 7-10 parts of white carbon black, 6-10 parts of activator, profit
5-8 parts of humectant, 3-7 parts of surfactant and 4-8 parts of corrosion inhibiter.
A kind of preparation method of high-performance environment-friendly scaling powder, includes the following steps：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as
Mixed component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 120-150 DEG C and melt, activation is then added thereto
Agent, surfactant, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse, ultrasonic frequency 20- are being carried out to it
40KHz, rate of dispersion 3500-5000r/min, jitter time 35-50min, gained are denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 25-40min is cooled to temperature to 30-40 DEG C
When, acetone is added, stirs 30-50min, standing obtains mixture C；
D, mixture C is placed at normal temperature after 3-6h to get scaling powder finished product.
Preferably, the activator selects N- ethyl imidazol(e).
Preferably, the wetting agent selects castor oil.
Preferably, the surfactant selects diolein.
Preferably, the corrosion inhibiter selects benzotriazole.
Preferably, the stirring rate in the step c is 700-900r/min.
Beneficial effect：
Scaling powder prepared by the present invention is halogen-free, more environmentally friendly；It is welded using scaling powder prepared by the present invention
The corrosion to circuit board can be drastically reduced when connecing, and sold joint is good, can significantly reduce welding defect.Furthermore this hair
Bright prepared scaling powder has the advantages that solderability is good, wetability is strong, welding spot reliability is high and good mechanical performance, meanwhile,
Oxide can also be removed, holding metal welding surface cleans and lubricity is good, to carry out excellent welding.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of creative work.
Embodiment 1：
A kind of high-performance environment-friendly scaling powder, is prepared from the following raw materials in parts by weight：20 parts of rosin, 35 parts of acetone, propylene
17 parts of acid esters lotion, 16 parts of paraffin, 9 parts of ferrosilicon powder, 8 parts of white carbon black, 6 parts of activator, 6 parts of wetting agent, 3 parts of surfactant and
5 parts of corrosion inhibiter.
A kind of preparation method of high-performance environment-friendly scaling powder, includes the following steps：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as
Mixed component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 120 DEG C and melt, activator, table are then added thereto
Face activating agent, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse is being carried out to it, ultrasonic frequency 20KHz divides
Speed 3500r/min, jitter time 35min are dissipated, gained is denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 25min, when being cooled to temperature to 30 DEG C, is added
Acetone, stirs 30min, and standing obtains mixture C；
D, mixture C is placed at normal temperature after 3h to get scaling powder finished product.
Stirring rate in step c is 700r/min.
Embodiment 2：
A kind of high-performance environment-friendly scaling powder, is prepared from the following raw materials in parts by weight：22 parts of rosin, 30 parts of acetone, propylene
20 parts of acid esters lotion, 14 parts of paraffin, 9 parts of ferrosilicon powder, 7 parts of white carbon black, 8 parts of activator, 5 parts of wetting agent, 4 parts of surfactant and
4 parts of corrosion inhibiter.
A kind of preparation method of high-performance environment-friendly scaling powder, includes the following steps：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as
Mixed component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 130 DEG C and melt, activator, table are then added thereto
Face activating agent, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse is being carried out to it, ultrasonic frequency 25KHz divides
Speed 4000r/min, jitter time 40min are dissipated, gained is denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 30min, when being cooled to temperature to 35 DEG C, is added
Acetone, stirs 35min, and standing obtains mixture C；
D, mixture C is placed at normal temperature after 4h to get scaling powder finished product.
Stirring rate in step c is 750r/min.
Embodiment 3：
A kind of high-performance environment-friendly scaling powder, is prepared from the following raw materials in parts by weight：24 parts of rosin, 40 parts of acetone, propylene
23 parts of acid esters lotion, 20 parts of paraffin, 11 parts of ferrosilicon powder, 10 parts of white carbon black, 9 parts of activator, 8 parts of wetting agent, 6 parts of surfactant
With 8 parts of corrosion inhibiter.
A kind of preparation method of high-performance environment-friendly scaling powder, includes the following steps：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as
Mixed component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 140 DEG C and melt, activator, table are then added thereto
Face activating agent, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse is being carried out to it, ultrasonic frequency 35KHz divides
Speed 4500r/min, jitter time 45min are dissipated, gained is denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 35min, when being cooled to temperature to 38 DEG C, is added
Acetone, stirs 45min, and standing obtains mixture C；
D, mixture C is placed at normal temperature after 5h to get scaling powder finished product.
Stirring rate in step c is 850r/min.
Embodiment 4：
A kind of high-performance environment-friendly scaling powder, is prepared from the following raw materials in parts by weight：26 parts of rosin, 38 parts of acetone, propylene
25 parts of acid esters lotion, 18 parts of paraffin, 12 parts of ferrosilicon powder, 9 parts of white carbon black, 10 parts of activator, 7 parts of wetting agent, 7 parts of surfactant
With 6 parts of corrosion inhibiter.
A kind of preparation method of high-performance environment-friendly scaling powder, includes the following steps：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as
Mixed component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 150 DEG C and melt, activator, table are then added thereto
Face activating agent, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse is being carried out to it, ultrasonic frequency 40KHz divides
Speed 5000r/min, jitter time 50min are dissipated, gained is denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 40min, when being cooled to temperature to 40 DEG C, is added
Acetone, stirs 50min, and standing obtains mixture C；
D, mixture C is placed at normal temperature after 6h to get scaling powder finished product.
Stirring rate in step c is 900r/min.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that：It still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of high-performance environment-friendly scaling powder, it is characterised in that：It is prepared from the following raw materials in parts by weight：20-26 parts of rosin, third
30-40 parts of ketone, 17-25 parts of acrylic acid ester emulsion, 14-20 parts of paraffin, 9-12 parts of ferrosilicon powder, 7-10 parts of white carbon black, activator 6-
10 parts, 5-8 parts of wetting agent, 3-7 parts of surfactant and 4-8 parts of corrosion inhibiter.
2. a kind of preparation method of high-performance environment-friendly scaling powder according to claim 1, which is characterized in that including following step
Suddenly：
A, ferrosilicon powder and white carbon black are sufficiently stirred, mixed, be then transferred in grinder and ground together, gained is denoted as mixing
Component A；
B, rosin and paraffin are placed in reaction kettle, are warming up at 120-150 DEG C and melt, activator, table are then added thereto
Face activating agent, wetting agent and corrosion inhibiter are uniformly mixed；Then ultrasonic disperse is being carried out to it, ultrasonic frequency 20-40KHz,
Rate of dispersion 3500-5000r/min, jitter time 35-50min, gained are denoted as mixed component B；
C, mixed component A is transferred in mixed component B, ultrasonic disperse 25-40min, when being cooled to temperature to 30-40 DEG C, is added
Enter acetone, stir 30-50min, standing obtains mixture C；
D, mixture C is placed at normal temperature after 3-6h to get scaling powder finished product.
3. a kind of high-performance environment-friendly scaling powder according to claim 1, it is characterised in that：The activator selects N- ethyl
Imidazoles.
4. a kind of high-performance environment-friendly scaling powder according to claim 1, it is characterised in that：The wetting agent selects castor-oil plant
Oil.
5. a kind of high-performance environment-friendly scaling powder according to claim 1, it is characterised in that：The surfactant is selected sweet
Oily dioleate.
6. a kind of high-performance environment-friendly scaling powder according to claim 1, it is characterised in that：The corrosion inhibiter selects benzo three
Nitrogen azoles.
7. a kind of preparation method of high-performance environment-friendly scaling powder according to claim 2, it is characterised in that：The step c
In stirring rate be 700-900r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811013308.4A CN108890173A (en) | 2018-08-31 | 2018-08-31 | A kind of high-performance environment-friendly scaling powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811013308.4A CN108890173A (en) | 2018-08-31 | 2018-08-31 | A kind of high-performance environment-friendly scaling powder and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108890173A true CN108890173A (en) | 2018-11-27 |
Family
ID=64359705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811013308.4A Withdrawn CN108890173A (en) | 2018-08-31 | 2018-08-31 | A kind of high-performance environment-friendly scaling powder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108890173A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091098A (en) * | 2019-05-17 | 2019-08-06 | 江苏三沃电子科技有限公司 | A kind of low-residual cleaning-free scaling powder and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983828A (en) * | 2010-11-29 | 2011-03-09 | 力创(台山)电子科技有限公司 | Soldering flux and preparation method thereof |
| CN102284810A (en) * | 2011-07-28 | 2011-12-21 | 常州佳讯光电产业发展有限公司 | Soldering flux for diode |
| CN104175024A (en) * | 2014-04-30 | 2014-12-03 | 江苏博迁新材料有限公司 | High-performance lead-free halogen-free soldering flux for soldering paste and preparing method of soldering flux |
| CN104439757A (en) * | 2014-12-09 | 2015-03-25 | 天长市飞龙金属制品有限公司 | High-performance soldering flux |
| CN107398657A (en) * | 2017-08-07 | 2017-11-28 | 伊婕 | One kind welds special scaling powder and preparation method thereof |
-
2018
- 2018-08-31 CN CN201811013308.4A patent/CN108890173A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983828A (en) * | 2010-11-29 | 2011-03-09 | 力创(台山)电子科技有限公司 | Soldering flux and preparation method thereof |
| CN102284810A (en) * | 2011-07-28 | 2011-12-21 | 常州佳讯光电产业发展有限公司 | Soldering flux for diode |
| CN104175024A (en) * | 2014-04-30 | 2014-12-03 | 江苏博迁新材料有限公司 | High-performance lead-free halogen-free soldering flux for soldering paste and preparing method of soldering flux |
| CN104439757A (en) * | 2014-12-09 | 2015-03-25 | 天长市飞龙金属制品有限公司 | High-performance soldering flux |
| CN107398657A (en) * | 2017-08-07 | 2017-11-28 | 伊婕 | One kind welds special scaling powder and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091098A (en) * | 2019-05-17 | 2019-08-06 | 江苏三沃电子科技有限公司 | A kind of low-residual cleaning-free scaling powder and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101480764B (en) | Water-soluble aluminum and aluminum alloy soft soldering brazing flux as well as preparation method thereof | |
| CN101733589B (en) | Halogen-free and cleaning-free soldering flux for lead-free solder | |
| JP3311282B2 (en) | Method of joining metal members and joined body | |
| CN102398124B (en) | Water-based cleaning-free flux for lead-free welding flux and preparation method thereof | |
| CN110961829A (en) | Soldering flux and preparation method thereof, and solder paste and preparation method thereof | |
| CN109848603B (en) | Lead-free solder paste and preparation method thereof | |
| CN107088716A (en) | A kind of environment-friendly low-temperature noresidue tin cream and preparation method thereof | |
| JP2000015478A (en) | Soldering material | |
| CN110202295B (en) | Low-temperature aluminum soft soldering paste and preparation method thereof | |
| CN104942480B (en) | A kind of Solid flux for stainless steel soft soldering | |
| CN102699576A (en) | Low-VOC (volatile organic compound) non-cleaning flux comprising complex surfactant and method for preparing same | |
| CN102513735A (en) | Flux paste for high-bismuth content solder paste and preparation method thereof | |
| CN102922162A (en) | Aluminum welding tin paste and preparation method thereof | |
| KR960004341B1 (en) | Solder pastes having an drganic acids in low residue | |
| CN106271221B (en) | A kind of scaling powder for leadless soldering tin paste | |
| CN106392380A (en) | No-clean flux high in welding passing rate | |
| CN103801857A (en) | No-clean soldering flux and preparation method of no-clean soldering flux | |
| CN108890173A (en) | A kind of high-performance environment-friendly scaling powder and preparation method thereof | |
| CN107309577A (en) | One kind is applied to signal distributor solder(ing) paste and preparation method thereof | |
| CN102049631A (en) | Spot coating type high-temperature soldering paste and preparation method thereof | |
| US5452840A (en) | Water-soluble soldering flux | |
| CN102267025B (en) | No-clean low-rosin soldering flux | |
| CN102489899B (en) | Lead-free soldering paste and preparation method thereof | |
| CN106392377A (en) | Preparation method for washing-free scaling powder | |
| CN104708233B (en) | One is applicable to copper aluminum soft soldering cleaning-free scaling powder and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181127 |
|
| WW01 | Invention patent application withdrawn after publication |