CN110484941A - A kind of LED support electroplating solution and preparation method thereof - Google Patents
A kind of LED support electroplating solution and preparation method thereof Download PDFInfo
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- CN110484941A CN110484941A CN201910810818.2A CN201910810818A CN110484941A CN 110484941 A CN110484941 A CN 110484941A CN 201910810818 A CN201910810818 A CN 201910810818A CN 110484941 A CN110484941 A CN 110484941A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
Abstract
The invention discloses a kind of LED support electroplating solutions and preparation method thereof, more particularly to electroplating solution technical field, including following component and its parts by weight: 40-50 parts of copper sulphate, 40-50 parts of sodium sulphate, 100-120 parts of sodium potassium tartrate tetrahydrate, 40-60 parts of sodium hydroxide solution, 1-8 parts of stabilizer, 1-5 parts of dibenzenesulfonimide, 1-5 parts of Cymag, 1-5 parts of surfactant and 80-100 parts of deionized water.The present invention solves the aging and signs of degradation of the too long appearance of line style polymer molecular chain in traditional electroplating solution, and the available and stronger inhibitor of substrate adsorption capacity ability to be plated improves its inhibitory effect, so that the stability of electroplating solution is improved.
Description
Technical field
The present invention relates to electroplating solution technical field, it is more particularly related to a kind of LED support electroplating solution and
Preparation method.
Background technique
Chip fixation is entered, is welded on the basis of LED support by LED support, the bottom susceptor of LED lamp bead before encapsulation
Upper positive and negative electrode, then it is once in package shape with packaging plastic.Led bracket is usually (also the having iron material, aluminium and ceramics etc.) that copper is done,
Because the electric conductivity of copper is fine, its inside has lead, to connect the electrode inside led lamp beads, after LED lamp bead is in package shape,
Lamp bead can be removed from bracket, the copper foot at lamp bead both ends in order to lamp bead positive and negative anodes, for be welded to LED lamp or its
Its LED finished product.
And the processing technology of LED support includes punching press, plating, is molded, cuts and packaging and other steps, wherein plating is pair
It is electroplated outside LED support material, so that material outside is laid with one layer of metal and pass through plating to realize certain specific purposes
Metal or alloy can be decorated, and the material property of LED support is increased.And electroplate liquid used in electroplating process is important one
Ring.
The inhibitor of existing electroplating solution generally uses linear polyethylene oxide, polypropylene oxide or ethylene oxide and ring
The copolymer of Ethylene Oxide.In general, the inhibitory effect of inhibitor is related to the chain length of these line polymers, molecule
Chain is longer, and rejection ability is stronger.In continuous electroplating, aging, degradation can occur due to plating for these strands.For linear
Polymer molecule, when strand therefrom between be broken, just will form two strand fragments, inhibitory effect substantially reduces.Grow this
In the past, these polymer fragments accumulated in electroplating solution, led to tank liquor aging, and electroplating effect reduces.
Summary of the invention
In order to overcome the drawbacks described above of the prior art, the embodiment of the present invention provide a kind of LED support electroplating solution and its
Preparation method is matched by using reasonable principle, and uses the surface of nonpolar carbon-hydrogen long chain alkyl group and hydrophobic group composition
Activating agent has foaming effect, can be steady at one layer of electroplate liquid surface production thicker under the action of gas or mechanical stirring
The droplet of the acid mist or solution taken out of when determining foam to inhibit gas evolution, and long chain alkyl group and polyoxyethylene long-chain can make electricity
The strand of inhibitor part is not easy to break in plating liquor, and it is too long to solve line style polymer molecular chain in traditional electroplating solution
The aging and signs of degradation of appearance, the available and stronger inhibitor of substrate adsorption capacity ability to be plated improve its and inhibit effect
Fruit, so that the stability of electroplating solution is improved.
To achieve the above object, the invention provides the following technical scheme: a kind of LED support electroplating solution, including below at
Point and its parts by weight: 40-50 parts of copper sulphate, 40-50 parts of sodium sulphate, 100-120 parts of sodium potassium tartrate tetrahydrate, sodium hydroxide solution 40-
60 parts, 1-8 parts of stabilizer, 1-5 parts of dibenzenesulfonimide, 1-5 parts of Cymag, 1-5 parts of surfactant and deionized water 80-
100 parts.
In a preferred embodiment, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-
48 parts, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyanogen
Sodium 2-4 parts of change, 2-4 parts of surfactant and 85-95 parts of deionized water.
In a preferred embodiment, including following component and its parts by weight: 45 parts of copper sulphate, 45 parts of sodium sulphate,
110 parts of sodium potassium tartrate tetrahydrate, 50 parts of sodium hydroxide solution, 4 parts of stabilizer, 3 parts of dibenzenesulfonimide, 3 parts of Cymag, surface-active
3 parts and 90 parts of deionized water of agent.
In a preferred embodiment, the surfactant is made of hydrophilic radical and hydrophobic group, the parent
Water base group includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes organic amine salt, quaternary ammonium salt and polyoxyethylene long-chain.
In a preferred embodiment, the stabilizer is specially water soluble organic substance stabilizer.
A kind of LED support electroplating solution preparation method, specifically comprises the following steps:
Step 1 successively adds 45 parts of copper sulphate, 45 parts of sodium sulphate, 110 parts of sodium potassium tartrate tetrahydrate and 90 parts of deionized water
To refiner, opens high speed homogenization stirring after ten minutes, be put into reaction kettle, heat 60 DEG C, stir at low speed 30-40 minutes
Afterwards, 20 minutes are kept the temperature, and removes the foam and aerosol of solution surface, obtain A phase；
Step 2 successively adds 4 parts and 3 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment and stands 3-5 hours, it is stirred after five minutes using blender, continue to stand 30-
It 50 minutes, then reuses blender and stirs 15-25 minutes, obtain B phase；
Then 3 parts and 3 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 50 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In glass container, 8-12 hours are stood in its natural state, that is, can be made into required electroplating solution.
In a preferred embodiment, the revolving speed that homogeneous stirs in the step 1 is 400-500 revs/min, institute
State that stir at low speed be 60-90 revs/min.
In a preferred embodiment, in the step 2, the working speed of blender is 200-260 revs/min,
Solution is sealing state during standing.
In a preferred embodiment, the glass container is sealing container.
Technical effect and advantage of the invention:
1, it is matched by using reasonable principle, and uses the table of nonpolar carbon-hydrogen long chain alkyl group and hydrophobic group composition
Face activating agent has foaming effect can be at one layer of electroplate liquid surface production thicker under the action of gas or mechanical stirring
The droplet of the acid mist or solution taken out of when stable foam is to inhibit gas evolution, and long chain alkyl group and polyoxyethylene long-chain can make
The strand of inhibitor part is not easy to break in electroplating solution, solves line style polymer molecular chain mistake in traditional electroplating solution
The long aging and signs of degradation occurred, the available and stronger inhibitor of substrate adsorption capacity ability to be plated improve its inhibition
Effect, so that the stability of electroplating solution is improved；
2, by addition dibenzenesulfonimide, and remaining stabilizer is added mixing simultaneously, carried out upon mixing more
Secondary standing and mixing, enable dibenzenesulfonimide to be sufficiently mixed with electroplating solution, in the plating process, can play
Galvanization coating internal stress is eliminated, enhances coating ductility, is more clear coating, anti-impurity ability is strong, improves electroplating solution
Quality；
3, present invention process is simple, and equipment requirement is low, strong operability, has good society generalization application.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 45 parts of copper sulphate, sodium sulphate 45
Part, 110 parts of sodium potassium tartrate tetrahydrate, 50 parts of sodium hydroxide solution, 4 parts of stabilizer, 3 parts of dibenzenesulfonimide, 3 parts of Cymag, surface
3 parts and 90 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 45 parts of copper sulphate, 45 parts of sodium sulphate, 110 parts of sodium potassium tartrate tetrahydrate and 90 parts of deionized water
To refiner, high speed is opened, after ten minutes with 450 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 75
Rev/min after stirring 35 minutes, 20 minutes are kept the temperature, and removes the foam and aerosol of solution surface, obtains A phase；
Step 2 successively adds 4 parts and 3 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 4 hours, 5 is stirred to it under 240 revs/min using blender
After minute, continue to stand 40 minutes, then reuses 240 revs/min of blender load and it is stirred 20 minutes, obtain B phase；
Then 3 parts and 3 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 50 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 10 hours are stood in its natural state, that is, can be made into required electroplating solution.
Embodiment 2:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 42 parts of copper sulphate, sodium sulphate 42
Part, 105 parts of sodium potassium tartrate tetrahydrate, 45 parts of sodium hydroxide solution, 2 parts of stabilizer, 2 parts of dibenzenesulfonimide, 2 parts of Cymag, surface
2 parts and 85 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 42 parts of copper sulphate, 42 parts of sodium sulphate, 105 parts of sodium potassium tartrate tetrahydrate and 85 parts of deionized water
To refiner, high speed is opened, after ten minutes with 400 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 60
Rev/min after stirring 30 minutes, 20 minutes are kept the temperature, and removes the foam and aerosol of solution surface, obtains A phase；
Step 2 successively adds 2 parts and 2 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 3 hours, 5 is stirred to it under 200 revs/min using blender
After minute, continue to stand 30 minutes, then reuses 200 revs/min of blender load and it is stirred 15 minutes, obtain B phase；
Then 2 parts and 2 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 45 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 8 hours are stood in its natural state, that is, can be made into required electroplating solution.
Embodiment 3:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 48 parts of copper sulphate, sodium sulphate 48
Part, 115 parts of sodium potassium tartrate tetrahydrate, 55 parts of sodium hydroxide solution, 6 parts of stabilizer, 4 parts of dibenzenesulfonimide, 4 parts of Cymag, surface
4 parts and 95 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 48 parts of copper sulphate, 48 parts of sodium sulphate, 115 parts of sodium potassium tartrate tetrahydrate and 95 parts of deionized water
To refiner, high speed is opened, after ten minutes with 550 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 90
Rev/min stirring after forty minutes, keeps the temperature 20 minutes, and removes the foam and aerosol of solution surface, obtain A phase；
Step 2 successively adds 6 parts and 4 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 5 hours, 5 is stirred to it under 260 revs/min using blender
After minute, continue to stand 50 minutes, then reuses 260 revs/min of blender load and it is stirred 25 minutes, obtain B phase；
Then 4 parts and 4 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 55 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 12 hours are stood in its natural state, that is, can be made into required electroplating solution.
Embodiment 4:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 45 parts of copper sulphate, sodium sulphate 45
Part, 110 parts of sodium potassium tartrate tetrahydrate, 50 parts of sodium hydroxide solution, 4 parts of stabilizer, 3 parts of dibenzenesulfonimide, 3 parts of Cymag, surface
3 parts and 90 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 45 parts of copper sulphate, 45 parts of sodium sulphate, 110 parts of sodium potassium tartrate tetrahydrate and 90 parts of deionized water
To refiner, high speed is opened, after ten minutes with 500 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 90
Rev/min after stirring 35 minutes, 20 minutes are kept the temperature, and removes the foam and aerosol of solution surface, obtains A phase；
Step 2 successively adds 4 parts and 3 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 5 hours, 5 is stirred to it under 200 revs/min using blender
After minute, continue to stand 50 minutes, then reuses 200 revs/min of blender load and it is stirred 20 minutes, obtain B phase；
Then 3 parts and 3 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 50 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 12 hours are stood in its natural state, that is, can be made into required electroplating solution.
Embodiment 5:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 42 parts of copper sulphate, sodium sulphate 42
Part, 105 parts of sodium potassium tartrate tetrahydrate, 45 parts of sodium hydroxide solution, 2 parts of stabilizer, 2 parts of dibenzenesulfonimide, 2 parts of Cymag, surface
2 parts and 85 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 42 parts of copper sulphate, 42 parts of sodium sulphate, 105 parts of sodium potassium tartrate tetrahydrate and 85 parts of deionized water
To refiner, high speed is opened, after ten minutes with 500 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 90
Rev/min after stirring 30 minutes, 20 minutes are kept the temperature, and removes the foam and aerosol of solution surface, obtains A phase；
Step 2 successively adds 2 parts and 2 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 3 hours, 5 is stirred to it under 260 revs/min using blender
After minute, continue to stand 30 minutes, then reuses 260 revs/min of blender load and it is stirred 25 minutes, obtain B phase；
Then 2 parts and 2 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 45 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 10 hours are stood in its natural state, that is, can be made into required electroplating solution.
Embodiment 6:
A kind of LED support electroplating solution, including following component and its parts by weight: 42-48 parts of copper sulphate, sodium sulphate 42-48
Part, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, 2-6 parts of stabilizer, 2-4 parts of dibenzenesulfonimide, cyaniding
2-4 parts of sodium, 2-4 parts of surfactant and 85-95 parts of deionized water；
And specific in the present embodiment, specifically: including following component and its parts by weight: 48 parts of copper sulphate, sodium sulphate 48
Part, 115 parts of sodium potassium tartrate tetrahydrate, 55 parts of sodium hydroxide solution, 6 parts of stabilizer, 4 parts of dibenzenesulfonimide, 4 parts of Cymag, surface
4 parts and 95 parts of deionized water of activating agent；
A kind of above-mentioned LED support electroplating solution, the surfactant is made of hydrophilic radical and hydrophobic group, described
Hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes that organic amine salt, quaternary ammonium salt and polyoxyethylene are long
Chain, the stabilizer are specially water soluble organic substance stabilizer；
Further, on the basis of above-mentioned, a kind of LED support electroplating solution preparation method specifically comprises the following steps:
Step 1 successively adds 48 parts of copper sulphate, 48 parts of sodium sulphate, 115 parts of sodium potassium tartrate tetrahydrate and 95 parts of deionized water
To refiner, high speed is opened, after ten minutes with 550 revs/min of revolving speed stirring, is put into reaction kettle, 60 DEG C is heated, with 60
Rev/min stirring after forty minutes, keeps the temperature 20 minutes, and removes the foam and aerosol of solution surface, obtain A phase；
Step 2 successively adds 6 parts and 4 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, make
It after it is sufficiently mixed, is placed under room temperature environment after sealing and standing 3 hours, 5 is stirred to it under 200 revs/min using blender
After minute, continue to stand 30 minutes, then reuses 200 revs/min of blender load and it is stirred 15 minutes, obtain B phase；
Then 4 parts and 4 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic agitation by step 3
In device, after being warming up to 55 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into
In the glass container of sealing, 8 hours are stood in its natural state, that is, can be made into required electroplating solution.
By the available six kinds of LED support electroplating solutions of above six groups of embodiments, by this six kinds of LED support electroplating solutions
Plating test is carried out respectively, then carries out plating test with common commercially available electroplating solution, as a result obtains the LED in six groups of embodiments
The performance of bracket electroplating solution has different promotions, and wherein the performance of LED support electroplating solution is best in embodiment 1, value
Highest solves the aging and signs of degradation of the too long appearance of line style polymer molecular chain in traditional electroplating solution, available
With the stronger inhibitor of substrate adsorption capacity ability to be plated, its inhibitory effect is improved, so that the stability of electroplating solution obtains
It improves, and in electroplating experiments comparison process, the electroplating solution items underlying parameter and experimental result of acquisition are as follows:
Using electroplating solution of the invention, in the plating process, it can play and eliminate galvanization coating internal stress, enhance coating
Ductility is more clear coating, and anti-impurity ability is strong, improves the quality of electroplating solution.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (9)
1. a kind of LED support electroplating solution, which is characterized in that including following component and its parts by weight: 40-50 parts of copper sulphate, sulphur
Sour sodium 40-50 parts, 100-120 parts of sodium potassium tartrate tetrahydrate, 40-60 parts of sodium hydroxide solution, 1-8 parts of stabilizer, dibenzenesulfonimide
1-5 parts, 1-5 parts of Cymag, 1-5 parts of surfactant and 80-100 parts of deionized water.
2. a kind of LED support electroplating solution according to claim 1, it is characterised in that: including following component and its weight
Part: 42-48 parts of copper sulphate, 42-48 parts of sodium sulphate, 105-115 parts of sodium potassium tartrate tetrahydrate, 45-55 parts of sodium hydroxide solution, stabilizer
2-6 parts, 2-4 parts of dibenzenesulfonimide, 2-4 parts of Cymag, 2-4 parts of surfactant and 85-95 parts of deionized water.
3. a kind of LED support electroplating solution according to claim 1, it is characterised in that: including following component and its weight
Part: 45 parts of copper sulphate, 45 parts of sodium sulphate, 110 parts of sodium potassium tartrate tetrahydrate, 50 parts of sodium hydroxide solution, 4 parts of stabilizer, double benzene sulfonyls
3 parts of imines, 3 parts of Cymag, 3 parts of surfactant and 90 parts of deionized water.
4. a kind of LED support electroplating solution according to claim 1, it is characterised in that: the surfactant is by hydrophilic
Group and hydrophobic group are constituted, and the hydrophilic radical includes nonpolar carbon-hydrogen long chain alkyl group, and the hydrophobic group includes organic amine
Salt, quaternary ammonium salt and polyoxyethylene long-chain.
5. a kind of LED support electroplating solution according to claim 1, it is characterised in that: the stabilizer is specially water-soluble
Property organic matter stabilizer.
6. a kind of preparation method of LED support electroplating solution described in -5 any one according to claim 1, which is characterized in that
Specifically comprise the following steps:
45 parts of copper sulphate, 45 parts of sodium sulphate, 110 parts of sodium potassium tartrate tetrahydrate and 90 parts of deionized water are successively added to even by step 1
In pulp grinder, opens high speed homogenization stirring after ten minutes, be put into reaction kettle, heat 60 DEG C, after stirring at low speed 30-40 minutes, protect
Temperature 20 minutes, and the foam and aerosol of solution surface are removed, obtain A phase；
Step 2 successively adds 4 parts and 3 parts of dibenzenesulfonimide of stabilizer in A phase, stirs 5min at normal temperature, fill it
It after dividing mixing, is placed under room temperature environment and stands 3-5 hours, it is stirred after five minutes using blender, continue to stand 30-50 points
Then clock reuses blender and stirs 15-25 minutes, obtains B phase；
Then 3 parts and 3 parts of surfactant of Cymag are added in B phase, and solution are poured into magnetic stirring apparatus by step 3
It is interior, after being warming up to 50 degrees Celsius, stirs 10 minutes, taken out after heating and melting, filter out dross, and the solution after cleaning is poured into glass
In glass container, 8-12 hours are stood in its natural state, that is, can be made into required electroplating solution.
7. a kind of preparation method of LED support electroplating solution according to claim 6, it is characterised in that: the step 1
The revolving speed of middle homogeneous stirring is 400-500 revs/min, and described stir at low speed is 60-90 revs/min.
8. a kind of preparation method of LED support electroplating solution according to claim 6, it is characterised in that: the step 2
In, the working speed of blender is 200-260 revs/min, and solution is sealing state during standing.
9. a kind of preparation method of LED support electroplating solution according to claim 6, it is characterised in that: the glass holds
Device is sealing container.
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