CN108231246A - A kind of anti-ultraviolet nano silver wire conductive film and its manufacturing method - Google Patents
A kind of anti-ultraviolet nano silver wire conductive film and its manufacturing method Download PDFInfo
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- H—ELECTRICITY
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/32—Radiation-absorbing paints
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- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
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Abstract
The invention discloses a kind of anti-ultraviolet nano silver wire conductive film and its manufacturing methods, it is to be provided with one layer of uvioresistant acrylate resin layer on one side in transparent thin film layer, another side is disposed with nano-silver thread conductive film layer and another layer of uvioresistant acrylate resin layer, and two layers of uvioresistant acrylate resin layer is coated with by the coating containing ultraviolet absorber.The anti-ultraviolet nano silver wire conductive film of the present invention; by setting two layers of uvioresistant acrylate resin layer; UVA band ultraviolets can be absorbed strongly and are translated into thermal energy is discharged with infra-red radiation; play the role of obstructing ultraviolet protection nano-silver thread from damage; simple in structure, significant effect, stability are high, there is extensive market application value.
Description
Technical field
The present invention relates to conductive film fields, and in particular to a kind of anti-ultraviolet nano silver wire conductive film.
Background technology
In recent years, nano-silver thread has obtained more and more extensive research and application.Since nano-silver thread is in ultraviolet band, especially
It is that have strong absorption to ultraviolet at 380nm wave bands, so as to cause nano-silver thread decomposition failure.Especially led in PDLC
Domain is in application, due to long-time exposure in the sunlight, this is particularly problematic.
Invention content
In order to overcome defect and deficiency in the prior art, present invention aims at provide a kind of anti-ultraviolet nano silver
Line conductive film and its manufacturing method, it is intended to which playing the role of it, barrier is ultraviolet, protects nano-silver thread from damage.
The present invention is adopted the following technical scheme that realize goal of the invention：
The present invention discloses a kind of anti-ultraviolet nano silver wire conductive film first, and feature is：The anti-ultraviolet nano silver
Line conductive film is to be provided with uvioresistant acrylate resin layer A on one side in transparent thin film layer, and another side is disposed with nano silver
Line conductive film layer and uvioresistant acrylate resin layer B.
Further, the uvioresistant acrylate resin layer A and uvioresistant acrylate resin layer B is by same composition
Uvioresistant acrylic resin paint be coated with；The composition of each component of the uvioresistant acrylic resin paint by weight
For：
Wherein：The polyurethane acroleic acid prepolymer is containing aliphatic polyurethane acrylic resins more than 4 degrees of functionality
Or aromatic urethane acrylic resin is (such as：CN9013NS, CN9010NS, CN9026, CN9025, CN9156, CN8888,
CN989, AgiSinTM230A2, AgiSinTM230A3, AgiSinTM230SH-T70, AgiSinTM242, AgiSinTM530,
AgiSinTM670A2)；The degree of functionality of the activated monomer is more than 4, selected from DPHA, SR355NS or SR295NS；It is described light-initiated
Agent for 2- hydroxy-methyl phenyl-propane -1- ketone (photoinitiator 1173), 1- hydroxy-cyclohexyls phenyl ketone (photoinitiator 184),
2- methyl-1s-(4- methyl mercaptos phenyl) -2- morpholinyl -1- acetone (photoinitiator 907), benzoin dimethylether (photoinitiator
651), 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides (photoinitiator TPO), benzophenone (photoinitiator b P) and 2-
At least one of isopropyl thioxanthone (photoinitiator ITX)；The levelling agent is organosiloxane or organic-silicon-modified
Acrylic acid levelling agent is (such as：BYK-307, BYK-377, BYK-354, BYK-306 or BYK-333)；The ultraviolet absorber is chlorine
For Benzotriazole Ultraviolet Stabilizer (such as：2- (2- hydroxyl -3,5- di-tert-butyl-phenyls) -5- chlorinated benzotriazoles or 2-
(2'- hydroxyl -3'- tertiary butyl -5'- aminomethyl phenyls) -5- chlorinated benzotriazoles)；The solvent is lipid, alcohols or ketone are organic
Solvent is (such as：Ethyl acetate, butyl acetate, ethyl alcohol, propyl alcohol, isobutanol, n-butanol, acetone or butanone).
Further, the nano-silver thread conductive film layer is coated with by nano-silver thread conductive ink, the nano silver
The composition of each component of line conductive ink by weight is：
Wherein：The line footpath of the nano-silver thread is 10-100nm, 5-100 μm of line length；The dispersant for polyvinyl alcohol or
Polyvinylpyrrolidone；It is described silver stabilizer be carbochain be 12-24 linear saturated alkane mercaptan, N- beta-hydroxy ethylethylenediamines
Triacetic acid or 2-[4-morpholinodithio base -3- (4- carboxyl -2- anisyls) -5- [4- (2- sulfoethyls carbamyl) phenyl] -2H- four
Nitrogen azoles；The antifoaming agent is polysiloxane-based compound；The preservative is phenol.
Further, the transparent thin film layer is pet film, polycarbonate film, poly- methyl
Methylacrylate Film or Kapton.
Further, the transparent membrane layer thickness is at 20-200 μm, the uvioresistant acrylate resin layer A and described anti-
The thickness of ultraviolet acrylate resin layer B is at 0.1-10 μm, and the thickness of the nano-silver thread conductive film layer is at 0.1-3 μm.
The manufacturing method of anti-ultraviolet nano silver wire conductive film of the present invention, includes the following steps：
(1) each component of uvioresistant acrylic resin paint is mixed and stirred for by proportioning uniformly, obtaining uvioresistant propylene
Acid resin coating；The each component of nano-silver thread conductive ink is mixed and stirred for uniformly by proportioning, acquisition nano-silver thread conductive ink
Water；
(2) uvioresistant acrylic resin paint is coated with by way of roll-to-roll coating in the one side of transparent thin film layer, so
It is dried by high temperature, UV curings, forms uvioresistant acrylate resin layer A；
(3) nano-silver thread conductive ink is coated with by way of roll-to-roll coating in the another side of transparent thin film layer, then
High temperature is dried, and forms nano-silver thread conductive film layer；
(4) uvioresistant acrylic acid tree is coated with by way of roll-to-roll coating on the surface of the nano-silver thread conductive film layer
Then grease coating material dries, UV curings through high temperature, forms uvioresistant acrylate resin layer B, that is, it is conductive to complete anti-ultraviolet nano silver wire
The manufacture of film.
Further, the mode of the roll-to-roll coating is coated with (Slot-Die-Coating), micro- for slit extrusion pressing type
Intaglio plate coating or comma roller coating；Coating speed is 10-20m/min.
Further, at 60-80 DEG C, UV curings are in 200mJ/ for step (2) and the temperature of step (4) high temperature drying
cm2Intensity of illumination UV irradiates 15-30s；The temperature of step (3) high temperature drying is at 100-150 DEG C.
Compared with the prior art, beneficial effects of the present invention are embodied in：
1st, anti-ultraviolet nano silver wire conductive film of the invention, can be strong by setting two layers of uvioresistant acrylate resin layer
It absorbs UVA band ultraviolets and is translated into thermal energy and discharged with infra-red radiation, play barrier ultraviolet protection nano-silver thread and exempt from
The effect being damaged, simple in structure, significant effect, stability are high, there is extensive market application value.
2nd, the preparation process of anti-ultraviolet nano silver wire conductive film of the present invention is simple, at low cost, is suitble to large-scale industry metaplasia
Production.
Description of the drawings
Fig. 1 is the sectional view of anti-ultraviolet nano silver wire conductive film of the present invention, and figure label is：1 is uvioresistant acrylic acid tree
Lipid layer A, 2 be transparent thin film layer, and 3 be nano-silver thread conductive film layer, and 4 be uvioresistant acrylate resin layer B.
Fig. 2 is various embodiments of the present invention and the performance comparison of conductive film obtained by comparative example.
Specific embodiment
For the ease of the understanding of those skilled in the art, with reference to embodiment to further detailed description of the invention.
Embodiment 1
As shown in Figure 1, the anti-ultraviolet nano silver wire conductive film of the present embodiment is anti-in being provided on one side for transparent thin film layer
Ultraviolet acrylate resin layer A, another side are disposed with nano-silver thread conductive film layer and uvioresistant acrylate resin layer B.Wherein：
The thickness of uvioresistant acrylate resin layer A is 2 μm, and the polyethylene terephthalate that transparent thin film layer is adopted as 50 μ m-thicks is thin
Film film, the thickness of nano-silver thread conductive film layer is 0.3 μm, and the thickness of uvioresistant acrylate resin layer B is 0.5 μm.
Uvioresistant acrylate resin layer A and uvioresistant acrylate resin layer B is the uvioresistant acrylic acid tree by same composition
Grease coating material is coated with, and the composition of each component by weight is：
Wherein：Polyurethane acroleic acid prepolymer is bought from A Kema (China) Investment Co., Ltd, trade name：
CN9013NS；Activated monomer is bought from A Kema (China) Investment Co., Ltd, trade name：DPHA；Photoinitiator purchase from bar
Si Fu (China) Co., Ltd, trade name：Irgacure TPO)；Levelling agent is manufactured by Bi Ke auxiliary agents (Shanghai) Co., Ltd., quotient
The name of an article：BYK-307；Ultraviolet absorber is bought from light (Suzhou) photoelectric material Co., Ltd forever, trade name：Eversorb 109；
Solvent is ethyl acetate, is bought from Puli Chemical Co., Ltd. of Xinxiang City.
The preparation method of uvioresistant acrylic resin paint is：Each raw material is weighed by weight ratio, first by polyurethane propylene
Sour prepolymer, activated monomer and solvent are placed in stainless steel mixer divides stirring more than 2h again, treats that resin divides dissolving again, adds
Photoinitiator, levelling agent and ultraviolet absorber stirring 30min.
Nano-silver thread conductive film layer is coated with by nano-silver thread conductive ink, each component of nano-silver thread conductive ink
Composition by weight is：
Wherein：Nano-silver thread by Hefei micro crystal material Science and Technology Ltd. make by oneself, can market buy, 30 ± 5nm of line footpath, line
Long 20um ± 5 μm；For polyvinyl alcohol, (Kuraray Co., Ltd. manufactures dispersant, trade name：Kuraray PVA-205)；It is molten
The total ion concentration ＜ 10PPM of agent pure water)；Silver-colored stabilizer is lauryl mercaptan (Guangzhou San Wang chemical materials Co., Ltd, quotient
The name of an article：1-Dodecanethiol NDM)；The polysiloxane-based compound of antifoaming agent (Bi Ke auxiliary agents (Shanghai) Co., Ltd. manufactures,
Trade name：BYK-093)；Preservative is phenol (Nanjing chemical reagent limited company, trade name：Phenol
C0480110209)。
The preparation method of nano-silver thread conductive ink is：Each raw material is weighed by weight ratio, is added in and is divided in solvent pure water
Powder stirs more than 30min, and guarantee is fully dispersed, sequentially adds nano-silver thread, silver-colored stabilizer, antifoaming agent and preservative, after
Continuous stirring 30min.Using churned mechanically mode, mixing speed 500r/min.
The manufacturing method of the present embodiment anti-ultraviolet nano silver wire conductive film, which is characterized in that include the following steps：
(1) in the one side of transparent thin film layer, (slit extrusion pressing type is coated with, and coating speed is by way of roll-to-roll coating
Uvioresistant acrylic resin paint 20m/min) is coated with, is then dried through high temperature and (through five section baking oven drying, is respectively saved temperature and be followed successively by
60-70-80-80-70 DEG C), UV curing (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylate resin layer A；
(3) in the another side of transparent thin film layer, (slit extrusion pressing type is coated with, coating speed by way of roll-to-roll coating
For 20m/min) coating nano-silver thread conductive ink, then (through five section baking oven drying, each temperature that saves is followed successively by 100- for high temperature drying
120-140-135-130 DEG C), form nano-silver thread conductive film layer；
(4) on the surface of nano-silver thread conductive film layer, (slit extrusion pressing type is coated with, coating by way of roll-to-roll coating
Speed is 20m/min) coating uvioresistant acrylic resin paint, it is then dried through high temperature and (through five section baking oven drying, respectively saves temperature
Be followed successively by 60-70-80-80-70 DEG C), UV curing (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylic acid tree
Lipid layer B；Winding packaging completes the manufacture of anti-ultraviolet nano silver wire conductive film.
Embodiment 2
As shown in Figure 1, the anti-ultraviolet nano silver wire conductive film of the present embodiment is anti-in being provided on one side for transparent thin film layer
Ultraviolet acrylate resin layer A, another side are disposed with nano-silver thread conductive film layer and uvioresistant acrylate resin layer B.Wherein：
The thickness of uvioresistant acrylate resin layer A is 3 μm, and transparent thin film layer is adopted as the polycarbonate film of 100 μ m-thicks, nano-silver thread
The thickness of conductive film layer is 0.5 μm, and the thickness of uvioresistant acrylate resin layer B is 0.8 μm.
Uvioresistant acrylate resin layer A and uvioresistant acrylate resin layer B is the uvioresistant acrylic acid tree by same composition
Grease coating material is coated with, and the composition of each component by weight is：
Wherein：Polyurethane acroleic acid prepolymer is bought from A Kema (China) Investment Co., Ltd, trade name：
CN9013NS；Activated monomer is bought from A Kema (China) Investment Co., Ltd, trade name：DPHA；Photoinitiator purchase from bar
Si Fu (China) Co., Ltd, trade name：Irgacure TPO)；Levelling agent is manufactured by Bi Ke auxiliary agents (Shanghai) Co., Ltd., quotient
The name of an article：BYK-307；Ultraviolet absorber is bought from light (Suzhou) photoelectric material Co., Ltd forever, trade name：Eversorb 109；
Solvent is ethyl acetate, is bought from Puli Chemical Co., Ltd. of Xinxiang City.
The preparation method of uvioresistant acrylic resin paint is：Each raw material is weighed by weight ratio, first by polyurethane propylene
Sour prepolymer, activated monomer and solvent are placed in stainless steel mixer divides stirring more than 2h again, treats that resin divides dissolving again, adds
Photoinitiator, levelling agent and ultraviolet absorber stirring 30min.
Nano-silver thread conductive film layer is coated with by nano-silver thread conductive ink, each component of nano-silver thread conductive ink
Composition by weight is：
Wherein：Nano-silver thread by Hefei micro crystal material Science and Technology Ltd. make by oneself, can market buy, 30 ± 5nm of line footpath, line
Long 20um ± 5 μm；For polyvinyl alcohol, (Kuraray Co., Ltd. manufactures dispersant, trade name：Kuraray PVA-205)；It is molten
The total ion concentration ＜ 10PPM of agent pure water)；Silver-colored stabilizer is lauryl mercaptan (Guangzhou San Wang chemical materials Co., Ltd, quotient
The name of an article：1-Dodecanethiol NDM)；The polysiloxane-based compound of antifoaming agent (Bi Ke auxiliary agents (Shanghai) Co., Ltd. manufactures,
Trade name：BYK-093)；Preservative is phenol (Nanjing chemical reagent limited company, trade name：Phenol
C0480110209)。
The preparation method of nano-silver thread conductive ink is：Each raw material is weighed by weight ratio, is added in and is divided in solvent pure water
Powder stirs more than 30min, and guarantee is fully dispersed, sequentially adds nano-silver thread, silver-colored stabilizer, antifoaming agent and preservative, after
Continuous stirring 30min.Using churned mechanically mode, mixing speed 500r/min.
The manufacturing method of the present embodiment anti-ultraviolet nano silver wire conductive film, which is characterized in that include the following steps：
(1) in the one side of transparent thin film layer by way of roll-to-roll coating (micro- intaglio plate coating, coating speed 20m/
Min uvioresistant acrylic resin paint) is coated with, is then dried through high temperature and (through five section baking oven drying, is respectively saved temperature and be followed successively by 60-
70-80-80-70 DEG C), UV curing (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylate resin layer A；
(3) in the another side of transparent thin film layer by way of roll-to-roll coating (micro- intaglio plate coating, coating speed 20m/
Min nano-silver thread conductive ink) is coated with, then (through five section baking oven drying, each temperature that saves is followed successively by 100-120- for high temperature drying
140-135-130 DEG C), form nano-silver thread conductive film layer；
(4) on the surface of the nano-silver thread conductive film layer, (micro- intaglio plate coating, coating are fast by way of roll-to-roll coating
Spend for 20m/min) coating uvioresistant acrylic resin paint, then dry through high temperature (through five section baking ovens drying, it is each save temperature according to
It is secondary be 60-70-80-80-70 DEG C), UV cure (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylic resin
Layer B；Winding packaging completes the manufacture of anti-ultraviolet nano silver wire conductive film.
Embodiment 3
As shown in Figure 1, the anti-ultraviolet nano silver wire conductive film of the present embodiment is anti-in being provided on one side for transparent thin film layer
Ultraviolet acrylate resin layer A, another side are disposed with nano-silver thread conductive film layer and uvioresistant acrylate resin layer B.Wherein：
The thickness of uvioresistant acrylate resin layer A is 3 μm, and transparent thin film layer uses 50 μm of polyimide transparent films, and nano-silver thread is conductive
The thickness of film layer is 0.2 μm, and the thickness of uvioresistant acrylate resin layer B is 0.5 μm.
Uvioresistant acrylate resin layer A and uvioresistant acrylate resin layer B is the uvioresistant acrylic acid tree by same composition
Grease coating material is coated with, and the composition of each component by weight is：
Wherein：Polyurethane acroleic acid prepolymer is bought from A Kema (China) Investment Co., Ltd, trade name：
CN9013NS；Activated monomer is bought from A Kema (China) Investment Co., Ltd, trade name：DPHA；Photoinitiator purchase from bar
Si Fu (China) Co., Ltd, trade name：Irgacure TPO)；Levelling agent is manufactured by Bi Ke auxiliary agents (Shanghai) Co., Ltd., quotient
The name of an article：BYK-307；Ultraviolet absorber is bought from light (Suzhou) photoelectric material Co., Ltd forever, trade name：Eversorb 109；
Solvent is ethyl acetate, is bought from Puli Chemical Co., Ltd. of Xinxiang City.
The preparation method of uvioresistant acrylic resin paint is：Each raw material is weighed by weight ratio, first by polyurethane propylene
Sour prepolymer, activated monomer and solvent are placed in stainless steel mixer divides stirring more than 2h again, treats that resin divides dissolving again, adds
Photoinitiator, levelling agent and ultraviolet absorber stirring 30min.
Nano-silver thread conductive film layer is coated with by nano-silver thread conductive ink, each component of nano-silver thread conductive ink
Composition by weight is：
Wherein：Nano-silver thread by Hefei micro crystal material Science and Technology Ltd. make by oneself, can market buy, 30 ± 5nm of line footpath, line
Long 20um ± 5 μm；For polyvinyl alcohol, (Kuraray Co., Ltd. manufactures dispersant, trade name：Kuraray PVA-205)；It is molten
The total ion concentration ＜ 10PPM of agent pure water)；Silver-colored stabilizer is lauryl mercaptan (Guangzhou San Wang chemical materials Co., Ltd, quotient
The name of an article：1-Dodecanethiol NDM)；The polysiloxane-based compound of antifoaming agent (Bi Ke auxiliary agents (Shanghai) Co., Ltd. manufactures,
Trade name：BYK-093)；Preservative is phenol (Nanjing chemical reagent limited company, trade name：Phenol
C0480110209)。
The preparation method of nano-silver thread conductive ink is：Each raw material is weighed by weight ratio, is added in and is divided in solvent pure water
Powder stirs more than 30min, and guarantee is fully dispersed, sequentially adds nano-silver thread, silver-colored stabilizer, antifoaming agent and preservative, after
Continuous stirring 30min.Using churned mechanically mode, mixing speed 500r/min.
The manufacturing method of the present embodiment anti-ultraviolet nano silver wire conductive film, which is characterized in that include the following steps：
(1) in the one side of transparent thin film layer, (comma roller is coated with, coating speed 20m/ by way of roll-to-roll coating
Min uvioresistant acrylic resin paint) is coated with, is then dried through high temperature and (through five section baking oven drying, is respectively saved temperature and be followed successively by 60-
70-80-80-70 DEG C), UV curing (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylate resin layer A；
(3) in the another side of transparent thin film layer, (comma roller is coated with, coating speed 20m/ by way of roll-to-roll coating
Min nano-silver thread conductive ink) is coated with, then (through five section baking oven drying, each temperature that saves is followed successively by 100-120- for high temperature drying
140-135-130 DEG C), form nano-silver thread conductive film layer；
(4) on the surface of the nano-silver thread conductive film layer, (comma roller is coated with, coating speed by way of roll-to-roll coating
Spend for 20m/min) coating uvioresistant acrylic resin paint, then dry through high temperature (through five section baking ovens drying, it is each save temperature according to
It is secondary be 60-70-80-80-70 DEG C), UV cure (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylic resin
Layer B；Winding packaging completes the manufacture of anti-ultraviolet nano silver wire conductive film.
Embodiment 4
As shown in Figure 1, the anti-ultraviolet nano silver wire conductive film of the present embodiment is anti-in being provided on one side for transparent thin film layer
Ultraviolet acrylate resin layer A, another side are disposed with nano-silver thread conductive film layer and uvioresistant acrylate resin layer B.Wherein：
The thickness of uvioresistant acrylate resin layer A is 4 μm, and transparent thin film layer is adopted as the polymethyl methacrylate film of 125 μ m-thicks,
The thickness of nano-silver thread conductive film layer is 0.5 μm, and the thickness of uvioresistant acrylate resin layer B is 0.8 μm.
Uvioresistant acrylate resin layer A and uvioresistant acrylate resin layer B is the uvioresistant acrylic acid tree by same composition
Grease coating material is coated with, and the composition of each component by weight is：
Wherein：Polyurethane acroleic acid prepolymer is bought from A Kema (China) Investment Co., Ltd, trade name：
CN9013NS；Activated monomer is bought from A Kema (China) Investment Co., Ltd, trade name：DPHA；Photoinitiator purchase from bar
Si Fu (China) Co., Ltd, trade name：Irgacure TPO)；Levelling agent is manufactured by Bi Ke auxiliary agents (Shanghai) Co., Ltd., quotient
The name of an article：BYK-307；Ultraviolet absorber is bought from light (Suzhou) photoelectric material Co., Ltd forever, trade name：Eversorb 109；
Solvent is ethyl acetate, is bought from Puli Chemical Co., Ltd. of Xinxiang City.
The preparation method of uvioresistant acrylic resin paint is：Each raw material is weighed by weight ratio, first by polyurethane propylene
Sour prepolymer, activated monomer and solvent are placed in stainless steel mixer divides stirring more than 2h again, treats that resin divides dissolving again, adds
Photoinitiator, levelling agent and ultraviolet absorber stirring 30min.
Nano-silver thread conductive film layer is coated with by nano-silver thread conductive ink, each component of nano-silver thread conductive ink
Composition by weight is：
Wherein：Nano-silver thread by Hefei micro crystal material Science and Technology Ltd. make by oneself, can market buy, 30 ± 5nm of line footpath, line
Long 20um ± 5 μm；For polyvinyl alcohol, (Kuraray Co., Ltd. manufactures dispersant, trade name：Kuraray PVA-205)；It is molten
The total ion concentration ＜ 10PPM of agent pure water)；Silver-colored stabilizer is lauryl mercaptan (Guangzhou San Wang chemical materials Co., Ltd, quotient
The name of an article：1-Dodecanethiol NDM)；The polysiloxane-based compound of antifoaming agent (Bi Ke auxiliary agents (Shanghai) Co., Ltd. manufactures,
Trade name：BYK-093)；Preservative is phenol (Nanjing chemical reagent limited company, trade name：Phenol
C0480110209)。
The preparation method of nano-silver thread conductive ink is：Each raw material is weighed by weight ratio, is added in and is divided in solvent pure water
Powder stirs more than 30min, and guarantee is fully dispersed, sequentially adds nano-silver thread, silver-colored stabilizer, antifoaming agent and preservative, after
Continuous stirring 30min.Using churned mechanically mode, mixing speed 500r/min.
The manufacturing method of the present embodiment anti-ultraviolet nano silver wire conductive film, which is characterized in that include the following steps：
(1) in the one side of transparent thin film layer by way of roll-to-roll coating (micro- intaglio plate coating, coating speed 20m/
Min uvioresistant acrylic resin paint) is coated with, is then dried through high temperature and (through five section baking oven drying, is respectively saved temperature and be followed successively by 60-
70-80-80-70 DEG C), UV curing (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylate resin layer A；
(3) in the another side of transparent thin film layer by way of roll-to-roll coating (micro- intaglio plate coating, coating speed 20m/
Min nano-silver thread conductive ink) is coated with, then (through five section baking oven drying, each temperature that saves is followed successively by 100-120- for high temperature drying
140-135-130 DEG C), form nano-silver thread conductive film layer；
(4) on the surface of the nano-silver thread conductive film layer, (micro- intaglio plate coating, coating are fast by way of roll-to-roll coating
Spend for 20m/min) coating uvioresistant acrylic resin paint, then dry through high temperature (through five section baking ovens drying, it is each save temperature according to
It is secondary be 60-70-80-80-70 DEG C), UV cure (200mJ/cm2Intensity of illumination UV irradiates 20s), form uvioresistant acrylic resin
Layer B；Winding packaging completes the manufacture of anti-ultraviolet nano silver wire conductive film.
Comparative example
With reference to embodiment 1, it is a difference in that in uvioresistant acrylic resin paint and does not add ultraviolet absorber, nano-silver thread
Silver-colored stabilizer is not added in conductive ink.
Each embodiment and the performance comparison of conductive film obtained by comparative example are as shown in Figure 2, it can be seen that the anti-UV of comparative example shines
It penetrates performance and is weaker than other embodiment, technical scheme of the present invention has preferable practical value.
It these are only exemplary embodiment of the present invention, be not intended to limit the invention, all spirit in the present invention
With all any modification, equivalent and improvement made within principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of anti-ultraviolet nano silver wire conductive film, it is characterised in that：The anti-ultraviolet nano silver wire conductive film is in thin transparent
Film layer is provided with uvioresistant acrylate resin layer A on one side, and another side is disposed with nano-silver thread conductive film layer and uvioresistant
Acrylate resin layer B.
2. anti-ultraviolet nano silver wire conductive film according to claim 1, it is characterised in that：The uvioresistant acrylic resin
The layer A and uvioresistant acrylate resin layer B is coated with by the uvioresistant acrylic resin paint of same composition；
The composition of each component of the uvioresistant acrylic resin paint by weight is：
3. anti-ultraviolet nano silver wire conductive film according to claim 2, it is characterised in that：
The polyurethane acroleic acid prepolymer is containing aliphatic polyurethane acrylic resins more than 4 degrees of functionality or fragrant adoption
Urethane acrylate resin；
The degree of functionality of the activated monomer is more than 4, selected from DPHA, SR355NS or SR295NS；
The photoinitiator is 2- hydroxy-methyl phenyl-propane -1- ketone, 1- hydroxy-cyclohexyls phenyl ketone, 2- methyl-1s-(4-
Methyl mercapto phenyl) -2- morpholinyl -1- acetone, benzoin dimethylether, 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides, two
At least one of methyl phenyl ketone and 2- isopropyl thioxanthones；
The levelling agent is organosiloxane or organic-silicon-modified acrylic acid levelling agent；
The ultraviolet absorber is UV absorbers of Chlorinated Benzotriazol Structure；
The solvent is lipid, alcohols or organic solvent of ketone.
4. anti-ultraviolet nano silver wire conductive film according to claim 1, it is characterised in that：The nano-silver thread conductive film layer
It is to be coated with by nano-silver thread conductive ink, the composition of each component of the nano-silver thread conductive ink by weight is：
5. anti-ultraviolet nano silver wire conductive film according to claim 4, it is characterised in that：
The line footpath of the nano-silver thread is 10-100nm, 5-100 μm of line length；
The dispersant is polyvinyl alcohol or polyvinylpyrrolidone；
The silver stabilizer is linear saturated alkane mercaptan, N- beta-hydroxies ethyl-3-acetic acid ethylenediamine or the 2- that carbochain is 12-24
Benzothiazolyl -3- (4- carboxyl -2- anisyls) -5- [4- (2- sulfoethyls carbamyl) phenyl] -2H- tetrazoles；
The antifoaming agent is polysiloxane-based compound；
The preservative is phenol.
6. anti-ultraviolet nano silver wire conductive film according to claim 1, it is characterised in that：The transparent thin film layer is poly- pair
Ethylene terephthalate film, polycarbonate film, polymethyl methacrylate film or Kapton.
7. anti-ultraviolet nano silver wire conductive film according to claim 1, it is characterised in that：The transparent membrane layer thickness exists
20-200 μm, the thickness of the uvioresistant acrylate resin layer A and the uvioresistant acrylate resin layer B are at 0.1-10 μm, institute
The thickness of nano-silver thread conductive film layer is stated at 0.1-3 μm.
8. the manufacturing method of anti-ultraviolet nano silver wire conductive film described in any one, feature exist in a kind of claim 1~7
In including the following steps：
(1) each component of uvioresistant acrylic resin paint is mixed and stirred for by proportioning uniformly, obtaining uvioresistant acrylic acid tree
Grease coating material；The each component of nano-silver thread conductive ink is mixed and stirred for uniformly by proportioning, acquisition nano-silver thread conductive ink；
(2) uvioresistant acrylic resin paint, Ran Houjing are coated with by way of roll-to-roll coating in the one side of transparent thin film layer
High temperature drying, UV curings, form uvioresistant acrylate resin layer A；
(3) nano-silver thread conductive ink is coated with by way of roll-to-roll coating in the another side of transparent thin film layer, then high temperature
Drying forms nano-silver thread conductive film layer；
(4) painting of uvioresistant acrylic resin is coated with by way of roll-to-roll coating on the surface of the nano-silver thread conductive film layer
Then material dries, UV curings through high temperature, forms uvioresistant acrylate resin layer B, that is, complete anti-ultraviolet nano silver wire conductive film
Manufacture.
9. the manufacturing method of anti-ultraviolet nano silver wire conductive film according to claim 8, it is characterised in that：It is described roll-to-roll
The mode of coating is coated with (Slot-Die-Coating), micro- intaglio plate coating or comma roller coating for slit extrusion pressing type；Coating speed
It spends for 10-20m/min.
10. the manufacturing method of anti-ultraviolet nano silver wire conductive film according to claim 8, it is characterised in that：Step (2) and
For the temperature of step (4) high temperature drying at 60-80 DEG C, UV curings are in 200mJ/cm2Intensity of illumination UV irradiates 15-30s；Step
(3) temperature of high temperature drying is at 100-150 DEG C.
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| CN108977205A (en) * | 2018-08-14 | 2018-12-11 | 合肥微晶材料科技有限公司 | A kind of handwriting pad special liquid crystal composition and the hand-written film of flexibility based on it |
| CN112927839A (en) * | 2021-01-26 | 2021-06-08 | 四川羽玺新材料股份有限公司 | Flexible nano-silver conductive film and preparation method and application thereof |
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| CN108231246B (en) | 2020-01-03 |
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