CN105426002B - A kind of UV curing type transparent conductive films and preparation method thereof with metal grill - Google Patents
A kind of UV curing type transparent conductive films and preparation method thereof with metal grill Download PDFInfo
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- CN105426002B CN105426002B CN201510857431.4A CN201510857431A CN105426002B CN 105426002 B CN105426002 B CN 105426002B CN 201510857431 A CN201510857431 A CN 201510857431A CN 105426002 B CN105426002 B CN 105426002B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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Abstract
The present invention relates to conductive film technical fields, more particularly to a kind of UV curing type transparent conductive films and preparation method thereof with metal grill, the transparent conductive film includes transparent substrate layer and is coated on the conductive membrane layer of transparent substrate layer upper surface, conductive membrane layer includes conductive region and insulating regions, conductive region has the metal grill being made of nano metal line, insulating regions are enclosed by nano metal line, and metal grill protrudes from insulating regions.The UV curing type transparent conductive films with metal grill of the present invention conduct electricity very well, and permeability is high, and flexibility is good.The preparation method of the present invention has many advantages, such as that grid gap is controllable, and line width and high adjustable, simple for process, the convenient operation and control of line, stable quality, production efficiency is high, and production cost is low, can large-scale industrial production.
Description
Technical field
The present invention relates to conductive film technical fields, and in particular to a kind of UV curing type electrically conducting transparents with metal grill
Film and preparation method thereof.
Background technology
In touch screen display curtain, transparent conductive film（Transparent Conductive Films, TCF）As
Electrode member is important one of composition accessory.The type of TCF has very much, is broadly divided into carbon nano tube transparent conductive thin-film, stone
Black alkene transparent conductive film, transparent conductive metal oxide film, macromolecule transparent conductive film and metal nanometer line are transparent
Conductive film.But the shortcomings of that there are electric conductivities is poor for existing transparent conductive film, and permeability is low and preparation process is complicated.
Invention content
In order to overcome shortcoming and defect existing in the prior art, the purpose of the present invention is to provide one kind having metal mesh
The UV curing type transparent conductive films of lattice, the transparent conductive film conduct electricity very well, and permeability is high, and flexibility is good.
The preparation of another object of the present invention is to provide a kind of UV curing type transparent conductive films with metal grill
Method, the preparation method have many advantages, such as that grid gap is controllable, line width and high adjustable, simple for process, the convenient operation and control of line, matter
Amount is stablized, and production efficiency is high, and production cost is low, can large-scale industrial production.
The purpose of the invention is achieved by the following technical solution：A kind of UV curing type electrically conducting transparents with metal grill are thin
Film, including transparent substrate layer and the conductive membrane layer for being coated on transparent substrate layer upper surface, conductive membrane layer includes conductive region
And there is the metal grill being made of nano metal line, insulating regions to enclose shape by nano metal line for insulating regions, conductive region
At metal grill protrudes from insulating regions.
The UV curing type transparent conductive films with metal grill of the present invention conduct electricity very well, and permeability is high, flexibility
It is good.
Preferably, the transparent substrate layer is the transparent polyester film by sided corona treatment.Its principle of sided corona treatment is profit
With high-frequency high voltage in processed frosting corona discharge（High-frequency ac voltage is up to 5000-15000V/m2）, and produce
Raw low temperature plasma, makes frosting generate radical reaction and so that polymer is crosslinked the surfaces roughening and increase it
To these gas ions of the wetability-of polar solvent by shocking by electricity and penetrating by its molecular structure of the surface breakdown of print body, in turn
Processed surface molecular is aoxidized and polarized, ion electric shock erosion surface, so that increasing the adhesive ability on stock surface.Electricity
Dizzy processing makes stock surface molecule structure rearrange, and generates more polar fractions, is conducive to adhere to foreign object.
The nano metal line is nano-silver thread or NANO CRYSTAL COPPER WIRE.The conductive energy of nano metal line is good, permeability is high,
It is easy to prepare the advantages that soft with property.
The metal grill is square net.The present invention conducts electricity very well by using above structure, and permeability is high, soft
It is soft good.
Preferably, the thickness of the transparent substrate layer is 10-500 μm.Specifically, the thickness of the transparent substrate layer can be with
It is 10 μm, 100 μm, 200 μm, 300 μm, 400 μm or 500 μm.
The thickness of the conductive membrane layer is 10-500nm.Specifically, the thickness of the conductive membrane layer can be 10nm,
100nm, 200nm, 300nm, 400nm or 500nm.
The width of the nano metal line is 1-20 μm.Specifically, the width of the nano metal line can be 1 μm, 5 μ
M, 10 μm, 15 μm or 20 μm.
Preferably, the nano metal line is made by nano metal slurry, nano metal slurry by following parts by weight original
Material composition：
8-15 parts of epoxy acrylate
55-80 parts of conductive metal
5-10 parts of photoinitiator
0.08-0.2 parts of silane coupling agent
0.1-0.3 parts of imidazoles
8-13 parts of diluent
2-5 parts of curing agent.
The nano metal slurry of the present invention strictly controls the weight proportion of each raw material by using above-mentioned raw materials, is made
Nano metal slurry conduct electricity very well, soft texture.
Preferably, the conductive metal is nano-silver thread, NANO CRYSTAL COPPER WIRE, nano-silver powder or copper nanoparticle.The present invention passes through
Using nano-silver thread, NANO CRYSTAL COPPER WIRE, nano-silver powder or copper nanoparticle as conductive metal, conductive energy is good, permeability is high,
It is easy to prepare the advantages that soft with property.
Preferably, the photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides.The present invention by using
2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides as photoinitiator,
The silane coupling agent is Silane coupling agent KH550.The present invention is by using Silane coupling agent KH550 as silane
Coupling agent can improve the interface interaction between inorganic matter and organic matter, to greatly improve the performance electric conductivity of composite material
Energy.
Preferably, the diluent is propylene oxide.The present invention is by using propylene oxide as diluent, dilution effect
Good, material property is good.
The curing agent is triethanolamine.For the present invention by using triethanolamine as curing agent, solidification effect is good, Gu
It is fast to change speed.
A kind of preparation method of the UV curing type transparent conductive films with metal grill, includes the following steps：
（1）Take a transparent polyester film as transparent substrate layer, being cleaned and being dried on one side in transparent polyester film,
Transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct, movement is transparent
Polyester film opens drop sebific duct and squeezes out the longitudinal coating of nano metal slurry progress, stands 2-10s, then carry out UV solidifications；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct, is moved
Dynamic transparent polyester film, opening drop sebific duct simultaneously squeeze out the lateral coating of nano metal slurry progress, stand 2-10s, then carry out UV and consolidate
Change；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer, is made
UV curing type transparent conductive films with metal grill.
The preparation method of the present invention has many advantages, such as that grid gap is controllable, and line width and line are high adjustable, simple for process, operation control
System is convenient, stable quality, and production efficiency is high, and production cost is low, can large-scale industrial production.
Preferably, the step（1）In, the current strength of sided corona treatment is 0.1-0.7A, processing time 2-10s.This
Invention is by the way that by current strength control, in 0.1-0.7A, processing time controls in 2-10s, can improve the attached of nano metal slurry
Put forth effort.
Preferably, the step（2）With the step（3）In, the movement speed of transparent polyester film is 0.05-0.6m/
Min, the quantity for dripping sebific duct are 4-12, and the single extruded velocity for dripping sebific duct is 3.5 × 106-4.8×107μm3/ min drips sebific duct
The distance in distance transparent polyester film sided corona treatment face is 30-100 μm, and the cured intensities of illumination of UV are 1000-1500W/cm2。
The present invention is by by the movement speed of transparent polyester film, the extruded velocity of single drop sebific duct, drop sebific duct distance transparent polyester
The cured intensity of illumination of distance and UV in film sided corona treatment face is controlled in above-mentioned parameter so that the coating of nano metal slurry
More uniformly, grid gap is controllable, and line width and line height are adjustable.Multiple drop sebific ducts are in several rows of row, can once spray a plurality of receive
Rice metal pulp beam, saves the time.
Preferably, the step（4）In, drying temperature is 80-150 DEG C, drying time 10-50s.The application pass through by
Drying temperature control is at 80-150 DEG C, and drying time is controlled in 10-50s, and the solidification effect of nano metal slurry is good, UV obtained
Curing type transparent conductive film conducts electricity very well, and permeability is high, and flexibility is good.
The beneficial effects of the present invention are：The UV curing type transparent conductive film electric conductivity with metal grill of the present invention
Can be good, permeability is high, and flexibility is good.
The preparation method of the present invention has many advantages, such as that grid gap is controllable, and line width and line are high adjustable, simple for process, operation control
System is convenient, stable quality, and production efficiency is high, and production cost is low, can large-scale industrial production.
Description of the drawings
Fig. 1 is the partial sectional view of the present invention.
Fig. 2 is the structural schematic diagram of conductive membrane layer of the present invention.
Fig. 3 is longitudinal coating schematic diagram of conductive membrane layer of the present invention.
Fig. 4 is the lateral coating schematic diagram of conductive membrane layer of the present invention.
Reference numeral is：1-transparent substrate layer, 2-conductive membrane layers, 21-metal grills, 22-insulating regions, 31-
Drip sebific duct, 32-ultraviolet lamps.
Specific implementation mode
For the ease of the understanding of those skilled in the art, the present invention is made with reference to embodiment and attached drawing 1-4 further
Explanation, the content that embodiment refers to not is limitation of the invention.
Embodiment 1
See Fig. 1-2, a kind of UV curing type transparent conductive films with metal grill, including transparent substrate layer 1 and coating
Conductive membrane layer 2 in 1 upper surface of transparent substrate layer, conductive membrane layer 2 include conductive region and insulating regions 22, conductive region
With the metal grill 21 being made of nano metal line, insulating regions 22 are enclosed by nano metal line, and metal grill 21 is prominent
For insulating regions 22.
The transparent substrate layer 1 is the transparent polyester film by sided corona treatment；The nano metal line is nano-silver thread；
The metal grill 21 is square net.
The thickness of the transparent substrate layer 1 is 10 μm；The thickness of the conductive membrane layer 2 is 10nm；The nano metal
The width of line is 1 μm.
The nano metal line is made by nano metal slurry, and nano metal slurry is composed of the following raw materials in parts by weight：
8 parts of epoxy acrylate
55 parts of conductive metal
5 parts of photoinitiator
0.08 part of silane coupling agent
0.1 part of imidazoles
8 parts of diluent
2 parts of curing agent.
The conductive metal is nano-silver thread.
The photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides；The silane coupling agent is silane
Coupling agent KH550.
The diluent is propylene oxide；The curing agent is triethanolamine.
See Fig. 3-4, a kind of preparation method of the UV curing type transparent conductive films with metal grill, including walks as follows
Suddenly：
（1）Take a transparent polyester film as transparent substrate layer 1, being cleaned and dried on one side in transparent polyester film
It is dry, the transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct 31, it is mobile saturating
Bright polyester film opens drop sebific duct 31 and squeezes out the longitudinal coating of nano metal slurry progress, stands 2s, then carry out through ultraviolet lamp 32
UV cures；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct 31,
Mobile transparent polyester film opens drop sebific duct 31 and squeezes out the lateral coating of nano metal slurry progress, stands 2s, then through ultraviolet lamp
32 carry out UV solidifications；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer 2, system
Obtain the UV curing type transparent conductive films with metal grill.
The step（1）In, the current strength of sided corona treatment is 0.1A, processing time 10s.
The step（2）With the step（3）In, the movement speed of transparent polyester film is 0.05m/min, drips sebific duct 31
Quantity be 6, the single extruded velocity for dripping sebific duct 31 is 3.5 × 106μm3/ min, 31 distance transparent polyester film electricity of drop sebific duct
The distance of dizzy process face is 30 μm, and the cured intensities of illumination of UV are 1000W/cm2。
The step（4）In, drying temperature is 80 DEG C, drying time 50s.
Embodiment 2
The present embodiment in above-described embodiment 1 the difference is that：The nano metal line is nano-silver thread.
The thickness of the transparent substrate layer 1 is 100 μm；The thickness of the conductive membrane layer 2 is 100nm；The nanogold
The width for belonging to line is 5 μm.
The nano metal line is made by nano metal slurry, and nano metal slurry is composed of the following raw materials in parts by weight：
10 parts of epoxy acrylate
60 parts of conductive metal
6 parts of photoinitiator
0.12 part of silane coupling agent
0.15 part of imidazoles
10 parts of diluent
3 parts of curing agent.
The conductive metal is nano-silver powder.
The photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides；The silane coupling agent is silane
Coupling agent KH550.
The diluent is propylene oxide；The curing agent is triethanolamine.
A kind of preparation method of the UV curing type transparent conductive films with metal grill, includes the following steps：
（1）Take a transparent polyester film as transparent substrate layer 1, being cleaned and dried on one side in transparent polyester film
It is dry, the transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct 31, it is mobile saturating
Bright polyester film opens drop sebific duct 31 and squeezes out the longitudinal coating of nano metal slurry progress, stands 4s, then carry out through ultraviolet lamp 32
UV cures；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct 31,
Mobile transparent polyester film opens drop sebific duct 31 and squeezes out the lateral coating of nano metal slurry progress, stands 4s, then through ultraviolet lamp
32 carry out UV solidifications；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer 2, system
Obtain the UV curing type transparent conductive films with metal grill.
The step（1）In, the current strength of sided corona treatment is 0.3A, processing time 8s.
The step（2）With the step（3）In, the movement speed of transparent polyester film is 0.1m/min, drips sebific duct 31
Quantity be 4, the single extruded velocity for dripping sebific duct 31 is 6.5 × 106μm3/ min, 31 distance transparent polyester film electricity of drop sebific duct
The distance of dizzy process face is 50 μm, and the cured intensities of illumination of UV are 1100W/cm2。
The step（4）In, drying temperature is 100 DEG C, drying time 40s.
Embodiment 3
The present embodiment in above-described embodiment 1 the difference is that：The nano metal line is NANO CRYSTAL COPPER WIRE.
The thickness of the transparent substrate layer 1 is 300 μm；The thickness of the conductive membrane layer 2 is 300nm；The nanogold
The width for belonging to line is 10 μm.
The nano metal line is made by nano metal slurry, and nano metal slurry is composed of the following raw materials in parts by weight：
12 parts of epoxy acrylate
65 parts of conductive metal
8 parts of photoinitiator
0.14 part of silane coupling agent
0.2 part of imidazoles
11 parts of diluent
3.5 parts of curing agent.
The conductive metal is NANO CRYSTAL COPPER WIRE.
The photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides；The silane coupling agent is silane
Coupling agent KH550.
The diluent is propylene oxide；The curing agent is triethanolamine.
A kind of preparation method of the UV curing type transparent conductive films with metal grill, includes the following steps：
（1）Take a transparent polyester film as transparent substrate layer 1, being cleaned and dried on one side in transparent polyester film
It is dry, the transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct 31, it is mobile saturating
Bright polyester film opens drop sebific duct 31 and squeezes out the longitudinal coating of nano metal slurry progress, stands 6s, then carry out through ultraviolet lamp 32
UV cures；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct 31,
Mobile transparent polyester film opens drop sebific duct 31 and squeezes out the lateral coating of nano metal slurry progress, stands 6s, then through ultraviolet lamp
32 carry out UV solidifications；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer 2, system
Obtain the UV curing type transparent conductive films with metal grill.
The step（1）In, the current strength of sided corona treatment is 0.4A, processing time 6s.
The step（2）With the step（3）In, the movement speed of transparent polyester film is 0.3m/min, drips sebific duct 31
Quantity be 8, the single extruded velocity for dripping sebific duct 31 is 8.5 × 106μm3/ min, 31 distance transparent polyester film electricity of drop sebific duct
The distance of dizzy process face is 70 μm, and the cured intensities of illumination of UV are 1200W/cm2。
The step（4）In, drying temperature is 120 DEG C, drying time 30s.
Embodiment 4
The present embodiment in above-described embodiment 1 the difference is that：The nano metal line is NANO CRYSTAL COPPER WIRE.
The thickness of the transparent substrate layer 1 is 400 μm；The thickness of the conductive membrane layer 2 is 400nm；The nanogold
The width for belonging to line is 15 μm.
The nano metal line is made by nano metal slurry, and nano metal slurry is composed of the following raw materials in parts by weight：
14 parts of epoxy acrylate
70 parts of conductive metal
9 parts of photoinitiator
0.16 part of silane coupling agent
0.25 part of imidazoles
12 parts of diluent
4 parts of curing agent.
The conductive metal is copper nanoparticle.
The photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides；The silane coupling agent is silane
Coupling agent KH550.
The diluent is propylene oxide；The curing agent is triethanolamine.
A kind of preparation method of the UV curing type transparent conductive films with metal grill, includes the following steps：
（1）Take a transparent polyester film as transparent substrate layer 1, being cleaned and dried on one side in transparent polyester film
It is dry, the transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct 31, it is mobile saturating
Bright polyester film opens drop sebific duct 31 and squeezes out the longitudinal coating of nano metal slurry progress, stands 8s, then carry out through ultraviolet lamp 32
UV cures；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct 31,
Mobile transparent polyester film opens drop sebific duct 31 and squeezes out the lateral coating of nano metal slurry progress, stands 8s, then through ultraviolet lamp
32 carry out UV solidifications；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer 2, system
Obtain the UV curing type transparent conductive films with metal grill.
The step（1）In, the current strength of sided corona treatment is 0.6A, processing time 8s.
The step（2）With the step（3）In, the movement speed of transparent polyester film is 0.5m/min, drips sebific duct 31
Quantity be 10, the single extruded velocity for dripping sebific duct 31 is 2.8 × 107μm3/ min drips 31 distance transparent polyester film of sebific duct
The distance in sided corona treatment face is 85 μm, and the cured intensities of illumination of UV are 1400W/cm2。
The step（4）In, drying temperature is 140 DEG C, drying time 20s.
Embodiment 5
The present embodiment in above-described embodiment 1 the difference is that：The conductive metal is nano-silver thread.
The thickness of the transparent substrate layer 1 is 500 μm；The thickness of the conductive membrane layer 2 is 500nm；The nanogold
The width for belonging to line is 20 μm.
The nano metal line is made by nano metal slurry, and nano metal slurry is composed of the following raw materials in parts by weight：
15 parts of epoxy acrylate
80 parts of conductive metal
10 parts of photoinitiator
0.2 part of silane coupling agent
0.3 part of imidazoles
13 parts of diluent
5 parts of curing agent.
The conductive metal is nano metal line, and the nano metal line is nano-silver thread or NANO CRYSTAL COPPER WIRE；Alternatively, described
Conductive metal is nano-metal particles, and the nano-metal particles are nano-silver powder or copper nanoparticle.
The photoinitiator is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides；The silane coupling agent is silane
Coupling agent KH550.
The diluent is propylene oxide；The curing agent is triethanolamine.
A kind of preparation method of the UV curing type transparent conductive films with metal grill, includes the following steps：
（1）Take a transparent polyester film as transparent substrate layer 1, being cleaned and dried on one side in transparent polyester film
It is dry, the transparent polyester film after drying is subjected to sided corona treatment；
（2）It regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct 31, it is mobile saturating
Bright polyester film, opens drop sebific duct 31 and simultaneously squeezes out nano metal slurry and carry out longitudinal coating, stands 10s, then through ultraviolet lamp 32 into
Row UV solidifications；
（3）After transparent polyester film of the longitudinal direction after coated and cured is rotated by 90 °, it is replaced in the lower section of drop sebific duct 31,
Mobile transparent polyester film opens drop sebific duct 31 and squeezes out the lateral coating of nano metal slurry progress, stands 10s, then through ultraviolet
Lamp 32 carries out UV solidifications；
（4）The transparent polyester film drying that grid is formed after above-mentioned completion is coated in length and breadth, forms conductive membrane layer 2, system
Obtain the UV curing type transparent conductive films with metal grill.
The step（1）In, the current strength of sided corona treatment is 0.7A, processing time 2s.
The step（2）With the step（3）In, the movement speed of transparent polyester film is 0.6m/min, drips sebific duct 31
Quantity be 12, the single extruded velocity for dripping sebific duct 31 is 4.8 × 107μm3/ min drips 31 distance transparent polyester film of sebific duct
The distance in sided corona treatment face is 100 μm, and the cured intensities of illumination of UV are 1500W/cm2。
The step（4）In, drying temperature is 150 DEG C, drying time 10s.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other manner,
Any obvious replacement is not departed under the premise of present inventive concept within protection scope of the present invention.
Claims (9)
1. a kind of UV curing type transparent conductive films with metal grill, it is characterised in that：Including transparent substrate layer and coating
Conductive membrane layer in transparent substrate layer upper surface, conductive membrane layer include conductive region and insulating regions, and conductive region has
The metal grill being made of nano metal line, insulating regions are enclosed by nano metal line, and metal grill protrudes from insulation layer
Domain；
The transparent substrate layer is the transparent polyester film by sided corona treatment；
The nano metal line is made by nano metal slurry；
The UV curing type transparent conductive films with metal grill are made by following steps：
(1) take a transparent polyester film as transparent substrate layer, being cleaned and being dried on one side in transparent polyester film will dry
Transparent polyester film after dry carries out sided corona treatment；
(2) it regard the sided corona treatment of transparent polyester film as coated face up, is placed in the lower section of drop sebific duct, mobile transparent polyester
Film opens drop sebific duct and squeezes out the longitudinal coating of nano metal slurry progress, stands 2-10s, then carry out UV solidifications；
(3) after being rotated by 90 ° transparent polyester film of the longitudinal direction after coated and cured, it is replaced in the lower section of drop sebific duct, it is mobile saturating
Bright polyester film opens drop sebific duct and squeezes out the lateral coating of nano metal slurry progress, stands 2-10s, then carry out UV solidifications；
(4) the transparent polyester film drying that grid is formed after being coated with above-mentioned completion in length and breadth, forms conductive membrane layer, being made has
The UV curing type transparent conductive films of metal grill.
2. a kind of UV curing type transparent conductive films with metal grill according to claim 1, it is characterised in that：Institute
It is square net to state metal grill.
3. a kind of UV curing type transparent conductive films with metal grill according to claim 1, it is characterised in that：Institute
Nano metal slurry is stated to be composed of the following raw materials in parts by weight：
4. a kind of UV curing type transparent conductive films with metal grill according to claim 3, it is characterised in that：Institute
It is nano-silver thread, NANO CRYSTAL COPPER WIRE, nano-silver powder or copper nanoparticle to state conductive metal.
5. a kind of UV curing type transparent conductive films with metal grill according to claim 3, it is characterised in that：Institute
It is 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides to state photoinitiator；The silane coupling agent is silane coupling agent
KH550。
6. a kind of UV curing type transparent conductive films with metal grill according to claim 3, it is characterised in that：Institute
It is propylene oxide to state diluent；The curing agent is triethanolamine.
7. a kind of UV curing type transparent conductive films with metal grill according to claim 1, it is characterised in that：Institute
It states in step (1), the current strength of sided corona treatment is 0.1-0.7A, processing time 2-10s.
8. a kind of UV curing type transparent conductive films with metal grill according to claim 1, it is characterised in that：Institute
It states in step (2) and the step (3), the movement speed of transparent polyester film is 0.05-0.6m/min, and the quantity for dripping sebific duct is
4-12, the single extruded velocity for dripping sebific duct is 3.5 × 106-4.8×107μm3/ min, drop sebific duct distance transparent polyester film electricity
The distance of dizzy process face is 30-100 μm, and the cured intensities of illumination of UV are 1000-1500W/cm2。
9. a kind of UV curing type transparent conductive films with metal grill according to claim 1, it is characterised in that：Institute
It states in step (4), drying temperature is 80-150 DEG C, drying time 10-50s.
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| CN105870155A (en) * | 2016-05-05 | 2016-08-17 | 东莞市纳利光学材料有限公司 | OLED display panel and making method thereof |
| CN107479774B (en) * | 2017-07-04 | 2021-04-13 | 深圳市志凌伟业技术股份有限公司 | Preparation method of large touch screen |
| CN107329640B (en) * | 2017-07-04 | 2021-03-23 | 深圳市志凌伟业技术股份有限公司 | Capacitive touch screen manufacturing method |
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| CN104750311A (en) * | 2015-03-16 | 2015-07-01 | 深圳市宇顺电子股份有限公司 | Manufacturing method of metal mesh conducting film, metal mesh conducting film and touch panel |
| CN205247344U (en) * | 2015-11-30 | 2016-05-18 | 东莞市纳利光学材料有限公司 | Transparent conductive thin film of UV curing type with metal net |
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| CN205247344U (en) * | 2015-11-30 | 2016-05-18 | 东莞市纳利光学材料有限公司 | Transparent conductive thin film of UV curing type with metal net |
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