CN106189522A - Electrically conductive ink for electrostatic spraying typography and preparation method thereof - Google Patents
Electrically conductive ink for electrostatic spraying typography and preparation method thereof Download PDFInfo
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- CN106189522A CN106189522A CN201610593900.0A CN201610593900A CN106189522A CN 106189522 A CN106189522 A CN 106189522A CN 201610593900 A CN201610593900 A CN 201610593900A CN 106189522 A CN106189522 A CN 106189522A
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- C—CHEMISTRY; METALLURGY
- 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
- C09D11/00—Inks
- C09D11/52—Electrically conductive inks
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- C—CHEMISTRY; METALLURGY
- 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
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
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- C—CHEMISTRY; METALLURGY
- 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
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
Abstract
The invention belongs to electrically conductive ink field, disclose a kind of electrically conductive ink for electrostatic spraying typography, according to parts by weight, described electrically conductive ink includes 0.05 ~ 0.5 part of nano metal line, 0.05 ~ 2 part of resin, 0.05 ~ 0.5 part of binding agent, 0.05 ~ 0.5 part of functional additive and 90 ~ 99.5 parts of solvents.The invention also discloses the preparation method of this electrically conductive ink.The present invention solves electrically conductive ink printability in electrostatic spraying printed electronic technique, meets the electrostatic spraying printed electronics without the processing of mask micro-/ nano and realizes a patterned print request of step；The graphical line pattern utilizing the electrically conductive ink of the present invention to be prepared by electrostatic spraying typography in rigidity or flexible parent metal has high conductivity, low haze and high transmission rate.
Description
Technical field
The invention belongs to electrically conductive ink field, be specifically related to a kind of electrically conductive ink for electrostatic spraying typography and
Preparation method.
Background technology
Touch-control electronic has become as a focus of Current electronic industry development, such as the touch screen, soft of various electronic products
Property display, wearable device, vehicle-mounted touch-controlled electronic devices etc. are paid close attention to the most widely and are applied.Should
Transparent circuitry pattern formation technology used by touch-control electronic field can be divided three classes.One class is a subtractive to method, such as ITO vacuum
Spatter film forming technology, is wherein deposited on transparent conductive material on matrix, is made in described ITO layer by imprint lithography
Photoresist layer patterns, and then ITO layer is etched into pattern.Another kind of is to print skill for such as silk screen printing, intaglio printing etc.
The addition process of art.The addition and subtraction that 3rd class is addition process and subtractive process all uses.Forming transparent conductive patterns by addition process is
A kind of both economical method, it can avoid waste of material, simultaneously can Simplified flowsheet, but traditional silk-screened, intaglio printing
Deng not as subtractive process etch process fine, and be restricted, in this skill in terms of reducing further live width and improving precision
Under art background, inkjet printing forms technology and Zhuhai Na Jin Science and Technology Ltd. employing electrostatic spraying printer of transparent pattern
Skill (electronic pen) forms the technology of transparent pattern and recently receives publicity.
The Chinese patent of Institutes Of Technology Of Nanjing's application, publication number CN105289946A discloses a kind of employing electrostatic spraying method
The method and apparatus preparing thin film, it uses at least two shower nozzle to spray at least two in same substrate or collection device first
Driving body, described precursor carries out chemical reaction after meeting during substrate or collection and generates thin film；Described shower nozzle is simultaneously to base
Spray precursor at the end or collection device or described shower nozzle is the most basad or sprays precursor on collection device；Between shower nozzle
Spacing adjustable；Shower nozzle is adjustable with the relative position of substrate or collection device.The standby thin film of this patent system is the most also
Can form pattern, but the not mentioned ink for injection of patent or the relevant compositions of ink.Therefore, for making addition process
For electrostatic spraying technique, Zhuhai Na Jin Science and Technology Ltd. develops employing electrostatic spraying typography (electronic pen) and is formed thoroughly
The technology of bright pattern, it is not necessary to mask just can on the base materials such as glass, film material, plastics, pottery direct write any transparent circuitry pattern.
The core of the printed electronics of the processing of micro-/ nano without mask is to utilize electrostatic spraying technique, it is not necessary to mask
Just a step can form required transparent circuitry figure.This electrostatic spraying technique combines the relative of mechanical movement platform and shower nozzle
Motion, realizes graphical according to the Program path designed in advance, does not cause the waste of conductive material, low cost, and efficiency is high.
The size adjustable of nozzle simultaneously, therefore can print high-precision conducting wire under micron order size nozzle.The most non-without mask
Contact printing, it is simply that shower nozzle is with printing receiver is without contact, and this can be implemented in different printing on substrates, including rigidity
Base material and flexible parent metal.
Existing ink is difficult to meet the requirement of electrostatic spraying printability, and printability specifically includes that and stably plays Taylor
Bore, do not disperse, do not discharge, jet stability., there is electric discharge when electrostatic spraying in nano-silver thread ink/ink in the market
Phenomenon, causes cannot rising taylor cone under the effect of electrostatic field, the most just cannot form jet, it is difficult to realize graphical.Other one
A little opaque granular pattern ink, such as silver slurry, Argent grain jetted ink etc., can meet and not discharge, and can play cone, be formed and penetrate
Stream, but the stability of taylor cone is not enough, and jet can not be accomplished to concentrate not disperse.Although can be graphical with setting-out, but the figure drawn
Shape flush edge is bad, and is not transparent, it is impossible to apply in touch-control electronic industry.If Exax Inc. is in China Shen
Patent please, the disclosed silver organo-sol ink for forming conductive pattern of publication number CN101258449A；This electricity of sea, Kunshan
The Chinese patent of sub-Science and Technology Ltd. application, a kind of nanoparticle conductive ink disclosed in patent No. CN101684214A and
Preparation method；Ink/ink that these technical schemes are mentioned all can not meet electrostatic spraying typography.
Therefore, for solving electrically conducting transparent ink printability in electrostatic spraying printed electronic technique, this programme overcomes
The problem that the dispersion of nano metal line is uneven, solves nano metal line electrically conductive ink in electrostatic spraying printed electronic technique
Printability, meet without mask micro-/ nano processing electrostatic spraying printed electronics realize a patterned printing of step will
Ask；Utilize the graphical circuit that the electrically conductive ink of the present invention is prepared in rigidity or flexible parent metal by electrostatic spraying typography
Pattern has high accuracy, high conductivity, low haze and high transmission rate.
Summary of the invention
It is an object of the invention to provide a kind of electrically conductive ink for electrostatic spraying typography.
It is a further object of the present invention to provide the preparation method of this electrically conductive ink.
For reaching one of above-mentioned purpose, the present invention by the following technical solutions:
A kind of electrically conductive ink for electrostatic spraying typography, according to parts by weight, described electrically conductive ink includes 0.05 ~ 0.5
Part nano metal line, 0.05 ~ 2 part of resin, 0.05 ~ 0.5 part of binding agent, 0.05 ~ 0.5 part of functional additive and 90 ~ 99.5 parts
Solvent；Described resin include celluosic resin with isocyanate-modified obtained by modified cellulose resin.
Further, described nano metal line is nano-silver thread, gold nanowire or NANO CRYSTAL COPPER WIRE.
Preferably, the specification of nano metal line: diameter 10～100nm, length 10～50 μm, and draw ratio 200～1200.
Wherein nano-silver thread can use following specification:
A diameter of 30 ± 5nm, length 25 ± 5 μm, as the gold commercially available nano-silver thread NJ-SN3025 of science and technology is received in Zhuhai；
A diameter of 40 ± 5nm, length 30 ± 5 μm, as the gold commercially available nano-silver thread NJ-SN4030 of science and technology is received in Zhuhai；
A diameter of 70 ± 5nm, length 30 ± 5 μm, as the gold commercially available nano-silver thread NJ-SN7030 of science and technology is received in Zhuhai.
The addition of nano metal line controls within 0.5wt%, can realize printing the high conductivity of layer.
Further, described celluosic resin is methylcellulose, nitrocellulose, hydroxyethyl cellulose, hydroxypropyl fibre
At least one in dimension element, cellulose acetate, hypromellose.
Further, the preparation method of described modified cellulose resin is: 80 ~ 100 part by weight of cellulose resins are dissolved in
In solvent, the most under agitation add 1 ~ 10 weight portion isocyanates, continue stirring fully reaction, the modified cellulose that will obtain
Pelletize after solution evaporation dried, then pulverizing, obtains modified cellulose resin.
Described isocyanates such as methyl isocyanate, toluene di-isocyanate(TDI) (TDI), isophorone diisocyanate
(IPDI), methyl diphenylene diisocyanate (MDI), dicyclohexyl methyl hydride diisocyanate (HMDI), lysine two Carbimide.
Ester (LDI).
Modified cellulose resin imparts the good filming performance of ink and the good dispersive property of nano metal line.
Further, described resin also includes acrylic resin, polyester resin, polyurethane resin, alkyd resin, vinyl
At least one in ester resin, rosin resin, epoxy resin, melamine formaldehyde resin and melmac.These resins
Can be added as needed on, give the specific performance of ink.
Further, described binding agent is polyvinyl butyral resin and/or Polyethylene Glycol.
Binding agent is for being adhered to various base material, such as plastic and glass etc. by wet nano-silver thread.
Further, described functional additive includes wetting dispersing agent and levelling agent.
Further, described wetting dispersing agent can be polybasic carboxylic acid amine salt solution, low-molecular-weight unsaturation polybasic carboxylic acid
The solution of polymer and polysiloxane copolymer, containing the block copolymer of pigment affinity groups, the amide of long chain polyester and acyl
At least one in the mixture of imines.
The Silok-7135W that polybasic carboxylic acid amine salt solution is the most commercially available；Low-molecular-weight unsaturation polycarboxylic acid polymers with have
The Byk-P104S that the solution of polysiloxane copolymer is the most commercially available；Block copolymer containing pigment affinity groups is as commercially available
Disperbyk-162；The Solsperse-24000 that the amide of long chain polyester is commercially available with imido mixture such as Lu Borun.Cause
This, preferred wetting dispersing agent is in Silok-7135W, Byk-P104S, Disperbyk-162, Solsperse-24000
At least one.
Further, described levelling agent can be acrylate copolymer, acrylate polymer solution, polyether-modified poly-
At least one in dimethyl siloxane.
Byk-359 and Byk-361N that acrylate copolymer such as Byk Chemie is commercially available；Acrylate polymer solution
The Silok-3048 that Lip river Ke is commercially available like that；The Tego-2200 that polyether-modified polydimethylsiloxane is the most commercially available.Accordingly, it is preferred that
At least one in Byk-359, Byk-361N, Silok-3048, Tego-2200n of dispersant.
As required, functional additive can also include surface tension modifier, thixotropic agent, defoamer, coupling agent, resist
At least one in oxidant, stabilizer, sagging inhibitor, cross-linking agent, reinforcing material, adhesion promotor, flowing additive；These
Auxiliary agent can use the general class of this area.
Further, described solvent can be ultra-pure water, alcohols, esters, ethers, intensive polar solvent, specifically, solvent
It is ultra-pure water, methanol, ethanol, isopropanol, butyl carbitol, n-butyl alcohol, isobutanol, the tert-butyl alcohol, ethylene glycol, ethyl acetate, second
Acid butyl ester, ethyl lactate, nylon acid dimethyl ester, ethylene glycol monomethyl ether, propylene glycol monomethyl ether, propylene glycol monobutyl ether, dimethyl sulfoxide, N,
At least one in dinethylformamide.
A kind of method preparing above-mentioned electrically conductive ink, specifically: weigh nano metal line, resin, binding agent, functional
Additive and solvent, dispersed with stirring 30 ~ 60min after mixing, after filtration and get final product.
Modified cellulose resin and functional additive give electrically conductive ink print in electrostatic spraying printed electronic technique
Brush adaptive, printability includes: stably rise taylor cone, do not disperse, do not discharge, the matching of jet stability, ink and base material.Its
In, stably play taylor cone and refer to that shower nozzle top makes electrically conductive ink by the effect of electrostatic field after connecing syringe pump and high-voltage DC power supply
Play taylor cone and form jet at tip；Do not disperse to refer to that jet is concentrated, in the liquid stream that front and back thickness is homogeneous；Do not discharge
Refer to not produce electric discharge phenomena when ink plays cone under the effect of electrostatic field and in course of injection；Jet stability refers to that jet is at oil
Ink course of injection does not occur to swing or the phenomenon rocked；With the matching of base material, ink refers to that ink is on printed substrate
Filming performance.
The invention has the beneficial effects as follows:
1, the present invention is by adding modified cellulose resin and functional additive (especially wetting dispersing agent and levelling agent), solves
Determine electrically conductive ink printability in electrostatic spraying printed electronic technique, met the electrostatic processed without mask micro-/ nano
Penetrate printed electronics and realize a patterned print request of step.
2, solution of the present invention utilizes the structural advantage of nano metal material, the adding proportion of nano metal line conductive material to exist
Below 0.5wt%, it is achieved lower material cost, utilizes the electrically conductive ink of the present invention to pass through electrostatic in rigidity or flexible parent metal
Graphical line pattern prepared by jet printing technique has high conductivity, low haze and high transmission rate.
3, the electrically conductive ink of the present invention can be coated with cloth base material for difference and carry out adaptation, effectively solve in suprabasil laminating and
Attachment issue, it is ensured that being smoothed out of downstream process.
4, this invention simplifies the preparation technology of electrically conducting transparent ink, produce and realize low energy consumption.
5, the present invention is the most graphical by electrostatic spraying typography, it is achieved the design of addition process conducting wire, accomplishes
The usury use of conductive material, reaches green production requirement.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described further:
Following number refers both to weight portion, and unless otherwise indicated, each analog assistant, raw material are selected from the conventional kind of this area.
Embodiment 1
The composition of electrically conductive ink:
Nano-silver thread, 0.3 part, Zhuhai receive gold science and technology NJ-SN3025, a diameter of about 30nm；
Modified cellulose resin, 0.9 part, preparation method is: 98 parts of nitrocelluloses are dissolved in the hexahydrotoluene of 500 parts
In, the most under agitation add 2 parts of toluene di-isocyanate(TDI)s, continue stirring and fully react for 60 minutes, the modified fibre that will obtain
Cellulose solution volatile dry processes, then pelletize after pulverizing, obtains modified cellulose resin；
Binding agent, 0.5 part, the PVB(B16H that Kuraray produces)；
Wetting dispersing agent, 0.06 part, the Silok-7135W that Guangzhou Si Luoke company produces；
Wetting dispersing agent, 0.03 part, the Solsperse-24000 that Lubrizol Corp. of Germany produces；
Levelling agent, 0.04 part, the Silok-3048 that Guangzhou Si Luoke company produces；
Coupling agent, 0.09 part, the KH-560 that Dow corning company produces；
Defoamer, 0.03 part, the BYK-011 that Bi Ke company of Germany produces；
Isopropanol, 43.05 parts；
Isobutanol, 55 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 30min after mixing, through 300 mesh membrane filtration i.e.
?.
Being transparent flexible base material with polyethylene terephthalate (PET), self light transmittance is 91.3%, and mist degree is 0.1,
Prepared electrically conductive ink is directly write conducting wire pattern with electrostatic spraying typography in PET base material.Taylor during its work
Cone is stable, and jet is concentrated and do not disperseed, and ink does not produce electric discharge phenomena, jet stability, and therefore the electrically conductive ink of the present embodiment meets
Printability in electrostatic spraying printed electronic technique.
After having sprayed, 150 DEG C of tunnel ovens are dried 10min, i.e. obtain the clear PET film containing circuit pattern,
Defining high-precision conducting wire on a pet film, the live width of conducting wire is 100 μm, and line-spacing is 50 μm.
Use four-point probe to measure the resistance of gained circuit, the light transmittance of the prepared circuit of photoelectricity haze meter test and
Mist degree, light transmittance is 90%, and resistance is 10～30 Ω/, and mist degree is 1.5.
Embodiment 2
The composition of electrically conductive ink:
Nano-silver thread, 0.2 part, Zhuhai receive gold science and technology NJ-SN3025；
Modified cellulose resin, 0.8 part, preparation method is: is dissolved in 500 parts of water by 95 parts of hydroxypropyl celluloses, then exists
Stirring is lower adds 5 parts of dicyclohexyl methyl hydride diisocyanates, continues to stir 60 minutes fully reaction, the modified celluloses that will obtain
Pelletize after solution evaporation dried, then pulverizing, obtains modified cellulose resin；
Binding agent, 0.5 part, the PVB(B30HH that Kuraray produces)；
Wetting dispersing agent, 0.05 part, the Solsperse-24000 that Lubrizol Corp. of Germany produces；
Levelling agent, 0.1 part, the Byk-359 that Bi Ke company of Germany produces；
Coupling agent, 0.2 part, the KH-570 that Dow corning company produces；
Defoamer, 0.03 part, the BYK-A550 that Bi Ke company of Germany produces；
Isopropanol, 43.15 parts；
Isobutanol, 55 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 60min after mixing, through 300 mesh membrane filtration i.e.
?.
Being transparent flexible base material with polyethylene terephthalate (PET), self light transmittance is 91.3%, and mist degree is 0.1,
Prepared electrically conductive ink is directly write conducting wire pattern with electrostatic spraying typography in PET base material, dries in 150 DEG C of tunnels
Case is dried 10min, i.e. obtains the clear PET film containing circuit pattern.
Use four-point probe to measure the resistance of gained circuit, the light transmittance of the prepared circuit of photoelectricity haze meter test and
Mist degree, light transmittance is 91.2%, and resistance is 50～60 Ω/, and mist degree is 1.0.
Embodiment 3
The composition of electrically conductive ink:
Nano-silver thread, 0.05 part, Zhuhai receive gold science and technology NJ-SN4030；
Modified cellulose resin, 1.8 parts, preparation method is: is dissolved in 500 parts of water by 96 parts of hydroxyethyl celluloses, then exists
Stirring is lower adds 3 parts of isophorone diisocyanate, continues to stir 60 minutes fully reaction, the modified fibre cellulose solutions that will obtain
Volatile dry processes, then pelletize after pulverizing, obtains modified cellulose resin；
Epoxy resin, 0.2 part；
Binding agent, 0.05 part, Polyethylene Glycol；
Wetting dispersing agent, 0.02 part, the Byk-P104S that Bi Ke company of Germany produces；
Wetting dispersing agent, 0.01 part, the Disperbyk-162 that Bi Ke company of Germany produces；
Levelling agent, 0.02 part, the Tego-2200n that Di Gao company of Germany produces；
Methanol, 40 parts；
Ethanol, 50 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 30min after mixing, through 300 mesh membrane filtration i.e.
?.
Embodiment 4
The composition of electrically conductive ink:
Nano-silver thread, 0.5 part, Zhuhai receive gold science and technology NJ-SN7030；
Modified cellulose resin, 1.3 parts, preparation method is: is dissolved in 500 parts of water by 96 parts of hypromelloses, then exists
Stirring is lower adds 3 parts of methyl diphenylene diisocyanates, continues stirring fully reaction in 60 minutes, by molten for the modified cellulose obtained
Liquid volatile dry processes, then pelletize after pulverizing, obtains modified cellulose resin；
Melamine formaldehyde resin, 0.1 part；
Polyurethane resin, 0.1 part；
Binding agent, 0.3 part, polyvinyl butyral resin；
Wetting dispersing agent, 0.1 part, the Byk-P104S that Bi Ke company of Germany produces；
Levelling agent, 0.1 part, the Byk-361N that Bi Ke company of Germany produces；
Levelling agent, 0.1 part, the Byk-359 that Bi Ke company of Germany produces；
Surface tension modifier, 0.05 part；
Adhesion promotor, 0.05 part；
Thixotropic agent, 0.05 part；
Cross-linking agent, 0.05 part；
Ethylene glycol monomethyl ether, 99.5 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 40min after mixing, through 300 mesh membrane filtration i.e.
?.
Embodiment 5
The composition of electrically conductive ink:
Gold nanowire, 0.2 part, diameter 10nm, length 10 μm；
Modified cellulose resin, 0.05 part, preparation method is: is dissolved in 500 parts of acetone by 96 parts of cellulose acetate, then exists
Stirring is lower adds 4 parts of lysinediisocyanate, continues stirring fully reaction in 60 minutes, is waved by the modified fibre cellulose solution obtained
Send out pelletize after dried, then pulverizing, obtain modified cellulose resin；
Binding agent, 0.1 part, Polyethylene Glycol；
Wetting dispersing agent, 0.05 part, the Silok-7135W that Guangzhou Si Luoke company produces；
Wetting dispersing agent, 0.05 part, the Disperbyk-162 that Bi Ke company of Germany produces；
Levelling agent, 0.04 part, the Silok-3048 that Guangzhou Si Luoke company produces；
Levelling agent, 0.06 part, the Tego-2200n that Di Gao company of Germany produces；
Propylene glycol monomethyl ether, 50 parts；
Propylene glycol monobutyl ether, 48 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 50min after mixing, through 300 mesh membrane filtration i.e.
?.
Embodiment 6
The composition of electrically conductive ink:
NANO CRYSTAL COPPER WIRE, 0.4 part, diameter 100nm, length 50 μm；
Modified cellulose resin, 1.5 parts, preparation method is: 98 parts of nitrocelluloses are dissolved in the hexahydrotoluene of 500 parts
In, the most under agitation add 2 parts of toluene di-isocyanate(TDI)s, continue stirring and fully react for 60 minutes, the modified fibre that will obtain
Cellulose solution volatile dry processes, then pelletize after pulverizing, obtains modified cellulose resin；
Alkyd resin, 0.1 part；
Binding agent, 0.5 part, polyvinyl butyral resin；
Wetting dispersing agent, 0.1 part, the Byk-P104S that Bi Ke company of Germany produces；
Levelling agent, 0.1 part, the Byk-361N that Bi Ke company of Germany produces；
Defoamer, 0.05 part；
Coupling agent, 0.05 part；
Dimethyl sulfoxide, 50 parts；
DMF, 49 parts.
The preparation of electrically conductive ink: weigh above raw material, dispersed with stirring 60min after mixing, through 300 mesh membrane filtration i.e.
?.
Comparative example
Commercially available common conductive ink adds more conductive material, and solid content is typically more than 20%, and does not contains modified fibre
Element resin, often occurs that when electrostatic spraying taylor cone is unstable, disperses, discharge, the problem such as jet instability, with certain city
As a example by selling electrically conductive ink, its taylor cone when electrostatic spraying is unstable, and jet rocks not to be concentrated.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Belong to those skilled in the art in the technical scope that the invention discloses, the change that can readily occur in or replacement, all answer
Contain within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (10)
1. the electrically conductive ink for electrostatic spraying typography, it is characterised in that according to parts by weight, described electrically conductive ink
Including 0.05 ~ 0.5 part of nano metal line, 0.05 ~ 2 part of resin, 0.05 ~ 0.5 part of binding agent, 0.05 ~ 0.5 part of functional additive
With 90 ~ 99.5 parts of solvents；Described resin include celluosic resin with isocyanate-modified obtained by modified cellulose resin.
Electrically conductive ink the most according to claim 1, it is characterised in that described nano metal line is nano-silver thread, nanometer gold
Line or NANO CRYSTAL COPPER WIRE.
Electrically conductive ink the most according to claim 1, it is characterised in that described celluosic resin is methylcellulose, nitrification
At least one in cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, cellulose acetate, hypromellose.
Electrically conductive ink the most according to claim 1, it is characterised in that the preparation method of described modified cellulose resin is:
80 ~ 100 part by weight of cellulose resins dissolve in a solvent, the most under agitation add 1 ~ 10 weight portion isocyanates, continue to stir
Mix fully reaction, pelletize after the modified cellulose solution evaporation dried that will obtain, then pulverizing, obtain modified cellulose tree
Fat.
Electrically conductive ink the most according to claim 1, it is characterised in that described resin also includes acrylic resin, polyester tree
Fat, polyurethane resin, alkyd resin, vinyl ester resin, rosin resin, epoxy resin, melamine formaldehyde resin and trimerization
At least one in melamine resin.
Electrically conductive ink the most according to claim 1, it is characterised in that described binding agent be polyvinyl butyral resin and/or
Polyethylene Glycol.
Electrically conductive ink the most according to claim 1, it is characterised in that described functional additive include wetting dispersing agent and
Levelling agent.
Electrically conductive ink the most according to claim 7, it is characterised in that described wetting dispersing agent selected from Silok-7135W,
At least one in Byk-P104S, Disperbyk-162, Solsperse-24000；Described levelling agent selected from Byk-359,
At least one in Byk-361N, Silok-3048, Tego-2200n.
Electrically conductive ink the most according to claim 1, it is characterised in that described solvent is ultra-pure water, methanol, ethanol, isopropyl
Alcohol, butyl carbitol, n-butyl alcohol, isobutanol, the tert-butyl alcohol, ethylene glycol, ethyl acetate, butyl acetate, ethyl lactate, nylon acid two
In methyl ester, ethylene glycol monomethyl ether, propylene glycol monomethyl ether, propylene glycol monobutyl ether, dimethyl sulfoxide, DMF at least one
Kind.
10. the method for the electrically conductive ink prepared described in any one of claim 1 ~ 9, it is characterised in that weigh nano metal
Line, resin, binding agent, functional additive and solvent, dispersed with stirring 30 ~ 60min after mixing, after filtration and get final product.
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| CN107384025A (en) * | 2017-08-10 | 2017-11-24 | 珠海纳金科技有限公司 | One kind spraying electrically conducting transparent ink and its preparation method and application |
| CN109727703A (en) * | 2018-12-27 | 2019-05-07 | 深圳市华科创智技术有限公司 | A kind of transparent conductive film and preparation method thereof with piezoelectric effect |
| CN111180107A (en) * | 2020-01-06 | 2020-05-19 | 青岛理工大学 | Preparation method for electric field driven injection of micro-nano 3D printing nano silver paste |
| CN111785157A (en) * | 2020-07-17 | 2020-10-16 | 武汉世帝牧文化传媒有限公司 | Anti-counterfeit label |
| CN112904625A (en) * | 2021-01-25 | 2021-06-04 | 北海惠科光电技术有限公司 | Preparation method of conductive frame glue, conductive frame glue and display panel |
| CN114103508A (en) * | 2021-11-29 | 2022-03-01 | 上海航天设备制造总厂有限公司 | Method for preparing RFID electronic tag based on electrospray printing technology |
| CN114250013A (en) * | 2020-09-22 | 2022-03-29 | 宸鸿科技(厦门)有限公司 | Sprayable conductive ink and conductive element |
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| CN107384025A (en) * | 2017-08-10 | 2017-11-24 | 珠海纳金科技有限公司 | One kind spraying electrically conducting transparent ink and its preparation method and application |
| CN107384025B (en) * | 2017-08-10 | 2020-10-27 | 珠海纳金科技有限公司 | Spraying transparent conductive ink and preparation method and application thereof |
| CN109727703A (en) * | 2018-12-27 | 2019-05-07 | 深圳市华科创智技术有限公司 | A kind of transparent conductive film and preparation method thereof with piezoelectric effect |
| CN111180107A (en) * | 2020-01-06 | 2020-05-19 | 青岛理工大学 | Preparation method for electric field driven injection of micro-nano 3D printing nano silver paste |
| CN111180107B (en) * | 2020-01-06 | 2021-09-21 | 青岛理工大学 | Preparation method for electric field driven injection of micro-nano 3D printing nano silver paste |
| CN111785157A (en) * | 2020-07-17 | 2020-10-16 | 武汉世帝牧文化传媒有限公司 | Anti-counterfeit label |
| CN114250013A (en) * | 2020-09-22 | 2022-03-29 | 宸鸿科技(厦门)有限公司 | Sprayable conductive ink and conductive element |
| CN112904625A (en) * | 2021-01-25 | 2021-06-04 | 北海惠科光电技术有限公司 | Preparation method of conductive frame glue, conductive frame glue and display panel |
| CN114103508A (en) * | 2021-11-29 | 2022-03-01 | 上海航天设备制造总厂有限公司 | Method for preparing RFID electronic tag based on electrospray printing technology |
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