CN108129913A - Watersoluble plumbago alkene electrically conductive ink and preparation method thereof - Google Patents
Watersoluble plumbago alkene electrically conductive ink and preparation method thereof Download PDFInfo
- Publication number
- CN108129913A CN108129913A CN201711449353.XA CN201711449353A CN108129913A CN 108129913 A CN108129913 A CN 108129913A CN 201711449353 A CN201711449353 A CN 201711449353A CN 108129913 A CN108129913 A CN 108129913A
- Authority
- CN
- China
- Prior art keywords
- electrically conductive
- conductive ink
- watersoluble plumbago
- plumbago alkene
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- 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
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/033—Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
-
- 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
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The present invention provides a kind of watersoluble plumbago alkene electrically conductive ink, it includes being prepared by the raw material of following parts by weight, graphene dispersing solution 20 85, conductive black 2000 be 4 40 solvents 5 15, graphite powder 5 38, binder 20 45, antifoaming agent 0.1 2.9, levelling agent 0.05 0.5, adhesion promoter 1.0 15, PH conditioning agents 0.05 0.5.The slow drying speed of the watersoluble plumbago alkene electrically conductive ink of the present invention in screen printing process, the phenomenon that will not causing network blocking version because of the quick volatilization of solvent, can meet the requirement that industrialization is continuous, repeatedly prints.
Description
Technical field
The present invention relates to flexible printing electronic field more particularly to a kind of slow curing type watersoluble plumbago alkene electrically conductive ink and its
Preparation method.
Background technology
With the development of material science and technology, flexible printing electronic technology is also being constantly progressive, unique flexible, extension
Property and efficiently, low cost manufacturing technique, it is often more important that discharging of waste liquid brought based on Conventional printing process etc. can be eliminated
Environmental issue is a kind of environmentally friendly manufacturing technology.Therefore, flexible printing electronic technology has wide application prospect in various fields,
Such as flexible electronic displays, Organic Light Emitting Diode OLED, printed wiring board, blood sugar test paper, printing RFID, thin film solar
Solar panel, electronics surface mount etc..
The Chemical market many places of China in 2017 are under the pattern of environmental protection concussion, especially most middle-size and small-size paintings in downstream
Material enterprise faces the situation that limited production even stops production.The Environmental Protection Situation that Chinese Enterprises face is more acute, and harsh environmental regulation falls
Enterprise is closed to green, harmonious, sustainable development.Therefore, for flexible printing electronics industry, watersoluble plumbago alkene electrically conductive ink
Using deionized water as primary solvent, the volatile organic solvent contained is less, caused by environment harm it is less, meet very much
Country is to the policy requirements of chemical industry at present.
And the rate of drying of current watersoluble plumbago alkene electrically conductive ink is very fast, it is quick with solvent in silk-screen printing
The phenomenon that volatilization, solid part under remaining can cause network blocking version, halftone need to be through that could use for second after over cleaning, Wu Fada
To the print production of rapid continuous, this brings certain difficulty to the industrial production of aqueous Graphene conductive ink.
Invention content
A kind of watersoluble plumbago alkene electrically conductive ink for being designed to provide slow curing type of the technical program embodiment and its preparation
Method, prepared watersoluble plumbago alkene electrically conductive ink have slow drying speed, quick continuous printing can be achieved, and aqueous molten
Agent is pollution-free.
The present invention provides a kind of watersoluble plumbago alkene electrically conductive ink, including being prepared by the raw material of following parts by weight,
Graphene dispersing solution 20-85；
2000 4-40 of conductive black；
Solvent 5-15；
Graphite powder 5-38；
Binder 20-45；
Antifoaming agent 0.1-2.9；
Levelling agent 0.05-0.5；
Adhesion promoter 1.0-15；
PH conditioning agents 0.05-0.5.
The binder is aqueous thermal-curable acrylic resin, aqueous alkide resin, aqueous polyester resin, water-base epoxy
One or more in resin, waterborne polyurethane resin；The aqueous alkyl-modified organic silicon defoamer of the antifoaming agent,
Organic silicone antifoaming agent, high-molecular-weight propylene acid ester homopolymer non-silicon defoaming agent, low molecular weight propylene acid ester homopolymer non-silicon disappear
One or more in infusion；The levelling agent is polyether-modified dimethyl silicone polymer aqueous levelling agent, aqueous poly-
One or more in urethane levelling agent；The adhesion promoter is silane coupling agent class adhesion promoter, titanium
One or more in acid esters coupling agent class adhesion promoter, resinae adhesion promoter；The solvent is goes
One or more in ionized water, absolute ethyl alcohol, ammonium hydroxide.
The PH conditioning agents are one or more.
The present invention also provides a kind of preparation methods of watersoluble plumbago alkene electrically conductive ink, include the following steps：By 20-85 parts
Graphene dispersing solution be added in the agitator tank of dispersion machine, and open stirring dispersion machine, rotating speed is set as 1000-2000r/
Min obtains solution A；5-10 parts of solvent, 20-45 parts of binder are continuously added into agitator tank, persistently stirs 10-15
Minute, obtain solution B；Solution B from dispersion machine agitator tank is taken out, is added in grinder, the parameter of grinder is set as
1000-2000r/min, pressure are set as 3.0-5.0MPa, and 4-40 parts of conductive charcoals are added in the backward solution B of grinding 30 minutes
It is black, 5-38 parts of graphite powders, 0.1-2.9 parts of antifoaming agent, 0.05-0.5 part of levelling agent, 1.0-15 parts of adhesive force promotion
Agent is ground to fineness≤5 μm of electrically conductive ink, obtains slurry C；Ammonium hydroxide is added in slurry C and deionized water adjusts rotation and glues
Degree to 2000-3000MPa s, pH value is 7.5-9 to get watersoluble plumbago alkene electrically conductive ink.
It advantages of the present invention and has the beneficial effect that：
1. the slow drying speed of the watersoluble plumbago alkene electrically conductive ink of the present invention, will not be because of solvent in screen printing process
The phenomenon that quickly volatilizing and causing network blocking version can meet the requirement that industrialization is continuous, repeatedly prints.Specifically, the water of the present invention
Property Graphene conductive ink is by adding corresponding auxiliary agent, to reduce the rate of drying of watersoluble plumbago alkene electrically conductive ink.Aqueous stone
The auxiliary agent added in black alkene electrically conductive ink is pH value adjustment agent.PH value adjustment agent dosage plays in watersoluble plumbago alkene electrically conductive ink
Adjust Graphene conductive ink pH value, in watersoluble plumbago alkene conductive ink systems, pH value general control 7.5-9.0 it
Between, the printability of water-based ink is best at this time；
2. the sheet resistance value of the watersoluble plumbago alkene electrically conductive ink of the present invention is 10-20 Ω/, electric conductivity is most better than existing market
Conductive carbon paste；
3. for the watersoluble plumbago alkene electrically conductive ink of the present invention using deionized water as solvent, environment-friendly type is good and is practically free of organic wave
Stimulating food（VOC）, harm is not generated to electrically conductive ink production, operation, user of service；
4. watersoluble plumbago alkene electrically conductive ink obtained by the present invention is ground to ink fineness≤5 μm, printing precision is high, can with
Screen printing screens with 100-300 mesh different sizes.Electrically conductive ink can meet flexible printing electronic device to electrically conductive ink
Printing precision requirement.
Specific embodiment
The technical solution in the technical program embodiment is clearly and completely described below, it is clear that described
Embodiment is only the technical program part of the embodiment, instead of all the embodiments.Based on the implementation in the technical program
Example, those of ordinary skill in the art's all other embodiments obtained without creative efforts, belongs to
The scope of protection of the invention.
Watersoluble plumbago alkene electrically conductive ink described in the embodiment of the present invention, including being prepared by the raw material of following parts by weight；
Graphene dispersing solution 20-85；
2000 4-40 of conductive black；
Solvent 5-15；
Graphite powder 5-38；
Binder 20-45；
Antifoaming agent 0.1-2.9；
Levelling agent 0.05-0.5；
N- methylethanolamines 0.5-10.0；
Adhesion promoter 1.0-15.
Wherein, graphene dispersing solution is 5% graphene dispersing solution prepared using liquid phase stripping method.
Wherein watersoluble plumbago alkene electrically conductive ink is 100 parts of weight meters, and the weight composition of each component is shown in Table 1：
Table 1
| Component | Mass fraction |
| Graphene dispersing solution | 20—85 |
| Conductive black 2000 | 5—40 |
| Solvent | 5.0—15 |
| Graphite powder | 15—38 |
| Binder | 20—45 |
| Antifoaming agent | 0.1—2.9 |
| Levelling agent | 0.05—0.5 |
| N- methylethanolamines | 0.5—10.0 |
| Adhesion promoter | 1.0—15 |
Raw material is commercially available convenient source used by the embodiment of the present invention.
The raw materials used supplier of following embodiment is specific as follows：
（1）Expanded graphite source is Qingdao Jin Tao graphite Co., Ltd, and specification is 100 mesh, fixed carbon content >=95%；
（2）Conductive black source is upper sea cowry Qing Li career developments Co., Ltd, and model is Cabot conductive black 2000；
（3）Graphite powder is nano graphite powder, and source reaches graphite Co., Ltd, model XF056 for Qingdao Tian Yuan；
（4）Ammonium hydroxide be concentration 20%, source be Hua Xisheng Chemical Co., Ltd.s of Foshan City, model（CAS accession number）For：1336-
21-6[2]；
（5）Binder is aqueous thermosetting acrylic resin, and source can be reached for Canada（Heshan）Co., Ltd, model
AC4060；
（6）Antifoaming agent be aqueous alkyl-modified organic silicon defoamer, source be Dongguan City De Feng antifoaming agent Co., Ltd, model
For：DF-184；
（7）The polyether-modified dimethyl silicone polymer aqueous levelling agent of model of levelling agent, it is limited from Shanghai celestial being nation chemistry
Company, model：BYK-348；
（8）Adhesion promoter source be Dongguan City Yi Lian Chinese workers Science and Technology Ltd., model EL-9501；
（9）NMP Shanghai Yuan Ji Industrial Co., Ltd.s, model（No. CAS）For：872-50-4；
（10）Cellulose filtering film, source are plasticized Science and Technology Ltd., model 006 for sea salt New Orient.
The graphene dispersing solution is a concentration of 0.3% graphene that expanded graphite is prepared through liquid phase stripping method
Aqueous dispersions, the mass fraction that graphene aqueous dispersions account for conductive ink systems are 40% -70%, watersoluble plumbago alkene slurry source
In Guo Chuanjiawei graphenes Science and Technology Ltd. of Shenzhen, preparation method is：Take 200 mesh expanded graphite be added to it is organic molten
In agent NMP, and surfactant is added in into NMP（Cetyl trimethylammonium bromide）Ultrasonication 60min（750W work(
Rate）, by 2 h of water bath sonicator, 5 min are centrifuged, then it is that graphene is pre- that supernatant is taken, which to centrifuge 30 min to remove supernatant fraction,
Treatment fluid filters the nmp solvent in removal graphene solution using cellulose membrane and graphene film is made, clear with deionized water
It washes film three times, then graphene film is placed in deionized water, the obtained graphene aqueous solution of ultrasound, watersoluble plumbago obtained
The mass fraction of alkene dispersion liquid is 0.3%.Calculating for graphene concentration in graphene aqueous solution is according to UV, visible light luminosity
Instrument measures the absorbance of gained graphene solution, and by langbobier law, calculating acquires its graphene-containing concentration.
The conductive black is one in Cabot conductive black 2000, Degussa conductive black XE2-B, acetylene carbon black
Kind or more than one, wherein Cabot conductive black 2000 is as being best performance of the watersoluble plumbago to electrically conductive ink（Cabot
BP2000 has the characteristics that ultra-high conductivity, easily dispersion）.Conductive black can adjust the concentration of watersoluble plumbago alkene electrically conductive ink,
And electrically conductive ink is assigned with certain covering power.
The graphite powder be conductive filler, be nano graphite powder, highly conductive graphite powder, one kind in superfine graphite powder or
More than one.Preferably, 3500 mesh nano graphite powders are selected, superfine graphite powder is 3000 mesh graphite powders, and highly conductive graphite powder is
The graphite powder of carbon content 99%.The grain size of graphite powder is about 5-10 microns, and wherein nano-graphite is allocated as being watersoluble plumbago to conduction
The conductive filler best performance of ink（Nano-graphite gradation diameter is small, it is easier to disperse, and form uniform conductive network）.Nanometer
Graphite powder forms conductive network in the dried film of electrically conductive ink.
The binder is aqueous thermal-curable acrylic resin, aqueous alkide resin, aqueous polyester resin, water-base epoxy
One or more in resin, waterborne polyurethane resin.Aqueous thermosetting acrylic resin has that glossiness is good, hardness
It gets well, the weatherability that strong adhesive force, flexibility are good, recoatability is good, excellent, chemical resistance, salt fog resistance.It is therefore preferable that water
Binder of the property thermosetting acrylic resin as watersoluble plumbago alkene electrically conductive ink.
The aqueous alkyl-modified organic silicon defoamer of the antifoaming agent, organic silicone antifoaming agent, high-molecular-weight propylene acid esters
One or more in homopolymer non-silicon defoaming agent, low molecular weight propylene acid ester homopolymer non-silicon defoaming agent.Preferably, water
Antifoaming agent of the alkyl-modified organic silicon defoamer of property as watersoluble plumbago alkene electrically conductive ink.Aqueous alkyl-modified organic silicon defoamer
Defoaming, foam-inhibiting effect can be played simultaneously, i.e., not only should destroy foam rapidly, and can be prevented within considerable time
Foam generates.
The solvent is deionized water, the one or more in absolute ethyl alcohol, ammonium hydroxide.Solvent act as adjusting
The pH value of watersoluble plumbago alkene electrically conductive ink, and dissolving resin.Preferably, in the present embodiment, ammonium hydroxide is chosen as solvent.Described
Levelling agent is polyether-modified dimethyl silicone polymer aqueous levelling agent, the one or more in aqueous polyurethane levelling agent.
Preferably, levelling agent uses polyether-modified dimethyl silicone polymer aqueous levelling agent in the present embodiment.Polyether-modified poly dimethyl
Siloxane aqueous levelling agent can reduce the surface tension of water-based system and promote levelling and substrate wetting.
The PH conditioning agents are N- methylethanolamines, can neutralize thermosetting property water-based acrylic resin so that thermosetting property
Water-based acrylic resin has water solubility after neutralizing, and the thermosetting property water after amine neutralizes can be dissolved directly using deionized water as solvent
Property acrylic resin, and do not need to add in the cosolvents such as ethyl alcohol or isopropanol, avoid due to alcohols such as ethyl alcohol or isopropanols
Rate of drying caused by the addition of cosolvent is too fast, so as to which network blocking version phenomenon occur in silk-screen printing.
The adhesion promoter is silane coupling agent class adhesion promoter, titanate coupling agent class adhesive force promotes
One or more in agent, resinae adhesion promoter.Adhesion promoter is for directly construction in old coating surface
Aqueous latex paint, alkyd emulsion.The addition of adhesion promoter can obviously improve to various organic and inorganic substrate attachment
Power.Preferably, silane coupling agent class adhesion promoter best results.
The preparation method of watersoluble plumbago alkene electrically conductive ink is as follows:20-85 parts of graphene dispersing solution is added to dispersion machine
Agitator tank in, and open stirring dispersion machine, rotating speed is set as 1000-2000r/min, obtains solution A；It is relayed to agitator tank
The continuous solvent for adding in 5-10 parts, 20-45 parts of binder, persistently stir 10-15 minutes, obtain solution B；By solution B from point
It dissipates and is taken out in machine agitator tank, is added in grinder, the parameter of grinder is set as 1000-2000r/min, and pressure is set as
3.0-5.0MPa grinds and 4-40 parts of conductive blacks is added in the backward solution B of 30 minutes, 5-38 parts of graphite powders, and 0.1-2.9
Part antifoaming agent, 0.05-0.5 part of levelling agent, 1.0-15 parts of adhesion promoter, be ground to the fineness of electrically conductive ink≤
5 μm, obtain slurry C；Ammonium hydroxide is added in slurry C and deionized water adjusts rotary viscosity to 2000-3000MPa s, pH value is
7.5-9, solid content are 30% up to watersoluble plumbago alkene electrically conductive ink.
Below with the further details of explanation of some embodiments.
In some embodiments, 40 parts of the expanded graphite of 200 mesh is taken to be added in the nmp solvent of 1000 parts of organic solvent,
2 h of water bath sonicator under the power of 750W uses 5 min of centrifuge（5000 r/min）, then supernatant is taken to centrifuge 30 min
It is graphene pretreatment fluid to remove supernatant fraction, and the nmp solvent system in removal graphene solution is filtered using cellulose membrane
Graphene film is obtained, graphene film is cleaned three times with deionized water, then graphene film is placed in deionized water, ultrasound
Graphene aqueous solution is made.
It counts in parts by weight, the raw material composition such as the following table 2 of watersoluble plumbago alkene electrically conductive ink：
| Component | Mass fraction |
| Graphene dispersing solution | 20—80 |
| Conductive black 2000 | 5—30 |
| Solvent | 5—10 |
| Graphite powder | 5—35 |
| Binder | 20—40 |
| Antifoaming agent | 0.1—2.0 |
| Levelling agent | 0.05—0.2 |
| N- methylethanolamines | 1.0—10 |
| Adhesion promoter | 1.0—10 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
In further embodiments, 40 parts of the expanded graphite of 200 mesh is taken to be added to the nmp solvent of 1000 parts of organic solvent
In, water bath sonicator 3h under the power of 750W uses 10 min of centrifuge（5000 r/min）, then supernatant is taken to centrifuge 30
It is graphene pretreatment fluid that min, which removes supernatant fraction, and the nmp solvent in removal graphene solution is filtered using cellulose membrane
Graphene film is made, cleans graphene film three times with deionized water, then graphene film is placed in deionized water, surpasses
Graphene aqueous solution is made in sound.
It counts in parts by weight, the raw material composition such as the following table 3 of watersoluble plumbago alkene electrically conductive ink：
Table 3
| Component | Mass fraction |
| Graphene dispersing solution | 20—70 |
| Conductive black 2000 | 4—25 |
| Solvent | 5—8 |
| Graphite powder | 6—32 |
| Binder | 25—38 |
| Antifoaming agent | 0.4—2.0 |
| Levelling agent | 0.1—0.2 |
| N- methylethanolamines | 2.0—10 |
| Adhesion promoter | 1.0—8.5 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
In further embodiments, 50 parts of the expanded graphite of 200 mesh is taken to be added to the nmp solvent of 1000 parts of organic solvent
In, water bath sonicator 3h under the power of 750W uses 10 min of centrifuge（5000 r/min）, then supernatant is taken to centrifuge 30
It is graphene pretreatment fluid that min, which removes supernatant fraction, and the nmp solvent in removal graphene solution is filtered using cellulose membrane
Graphene film is made, cleans graphene film three times with deionized water, then graphene film is placed in deionized water, surpasses
Graphene aqueous solution is made in sound.
It counts in parts by weight, the raw material composition such as the following table 4 of watersoluble plumbago alkene electrically conductive ink：
Table 4
| Component | Mass fraction |
| Graphene dispersing solution | 20—65 |
| Conductive black 2000 | 4—20 |
| Solvent | 5—7 |
| Graphite powder | 6—25 |
| Binder | 30—35 |
| Antifoaming agent | 0.5—1.5 |
| Levelling agent | 0.1—0.15 |
| N- methylethanolamines | 2.0—9.5 |
| Adhesion promoter | 1.0—5.0 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
In further embodiments, 50 parts of the expanded graphite of 200 mesh is taken to be added to the nmp solvent of 1000 parts of organic solvent
In, water bath sonicator 3h under the power of 750W uses 10 min of centrifuge（5000 r/min）, then supernatant is taken to centrifuge 30
It is graphene pretreatment fluid that min, which removes supernatant fraction, and the nmp solvent in removal graphene solution is filtered using cellulose membrane
Graphene film is made, cleans graphene film three times with deionized water, then graphene film is placed in deionized water, surpasses
Graphene aqueous solution is made in sound.
It counts in parts by weight, the raw material composition such as the following table 5 of watersoluble plumbago alkene electrically conductive ink：
Table 5
| Component | Mass fraction |
| Graphene dispersing solution | 30—40 |
| Conductive black 2000 | 5—15 |
| Solvent | 6 |
| Graphite powder | 10—15 |
| Binder | 30—32 |
| Antifoaming agent | 1.0 |
| Levelling agent | 0.12 |
| N- methylethanolamines | 3.0—8.0 |
| Adhesion promoter | 2.0—3.0 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
Embodiment 1：It counts in parts by weight, the raw material composition such as the following table 6 of watersoluble plumbago alkene electrically conductive ink：
| Component | Mass fraction |
| Graphene dispersing solution | 40 |
| Conductive black 2000 | 8 |
| Solvent | 15 |
| Graphite powder | 12 |
| Binder | 20 |
| Antifoaming agent | 1.0 |
| Levelling agent | 0.1 |
| N- methylethanolamines | 1.3 |
| Adhesion promoter | 2.6 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
Embodiment 2：It counts in parts by weight, the raw material composition such as the following table 7 of watersoluble plumbago alkene electrically conductive ink：
| Component | Mass fraction |
| Graphene dispersing solution | 30 |
| Conductive black 2000 | 8 |
| Solvent | 20 |
| Graphite powder | 12 |
| Binder | 25 |
| Antifoaming agent | 0.9 |
| Levelling agent | 0.1 |
| N- methylethanolamines | 2.0 |
| Adhesion promoter | 2.0 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
Embodiment 3：It counts in parts by weight, the raw material composition such as the following table 8 of watersoluble plumbago alkene electrically conductive ink：
| Component | Mass fraction |
| Graphene dispersing solution | 20 |
| Conductive black 2000 | 8 |
| Solvent | 25 |
| Graphite powder | 12 |
| Binder | 30 |
| Antifoaming agent | 0.9 |
| Levelling agent | 0.1 |
| N- methylethanolamines | 2.0 |
| Adhesion promoter | 2.0 |
The preparation method of watersoluble plumbago alkene electrically conductive ink with it is upper identical.
The watersoluble plumbago alkene electrically conductive ink embodiment 1,2,3 of the present invention and comparative example watersoluble plumbago alkene electrically conductive ink are implemented
Example 1,2,3 is respectively adopted 300 mesh screen printing plates and identical shape is printed under identical printing process conditions, and 120
The range of sheet resistance value variation range≤0.5% is dried under conditions of DEG C, compares watersoluble plumbago alkene electrically conductive ink and the comparison of the present invention
The rate of drying of example watersoluble plumbago alkene electrically conductive ink, sheet resistance value.
Wherein comparative example 1,2,3 is to be added without Experimental comparison's group of PH conditioning agent N- methylethanolamines, and experiment proportioning is such as
Under：
Comparative example 1
It counts in parts by weight, the raw material composition such as the following table 9 of watersoluble plumbago alkene electrically conductive ink：
Comparative example 2
It counts in parts by weight, the raw material composition such as the following table 10 of watersoluble plumbago alkene electrically conductive ink：
Comparative example 3
It counts in parts by weight, the raw material composition such as the following table 11 of watersoluble plumbago alkene electrically conductive ink：
The following table 12 is the watersoluble plumbago alkene electrically conductive ink performance parameter of embodiment and comparative example
In being compared by the rate of drying and sheet resistance value of 12 embodiment 1,2,3 of table and comparative example 1,2,3, it can be deduced that conclusion：
(1) rate of drying of watersoluble plumbago alkene electrically conductive ink of the invention is dry better than comparative example at 120 DEG C, and is not needed to
Screen process press is adopted and is surface-treated；
(2) watersoluble plumbago alkene electrically conductive ink sheet resistance value of the invention is significantly less than the watersoluble plumbago alkene electrically conductive ink in comparative example.
The rate of drying of watersoluble plumbago alkene electrically conductive ink is too fast, not only influences its silk-screen printing performance, and it is conductive more to influence watersoluble plumbago alkene
The filming performance of ink, so that sheet resistance value becomes larger.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, those of ordinary skill in the art are when understanding：It still can be with
It modifies to the technical solution recorded in foregoing embodiments or equivalent replacement is carried out to which part technical characteristic；And
These modifications are replaced, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of watersoluble plumbago alkene electrically conductive ink, which is characterized in that including being prepared by the raw material of following parts by weight,
Graphene dispersing solution 20-85
2000 4-40 of conductive black
Solvent 5-15
Graphite powder 5-38
Binder 20-45
Antifoaming agent 0.1-2.9
Levelling agent 0.05-0.5
Adhesion promoter 1.0-15
PH conditioning agents 0.05-0.5
The binder is aqueous thermal-curable acrylic resin, aqueous alkide resin, aqueous polyester resin, water-base epoxy tree
One or more in fat, waterborne polyurethane resin；The aqueous alkyl-modified organic silicon defoamer of the antifoaming agent has
The agent of machine silicone antifoams, high-molecular-weight propylene acid ester homopolymer non-silicon defoaming agent, the defoaming of low molecular weight propylene acid ester homopolymer non-silicon
One or more in agent；The levelling agent is polyether-modified dimethyl silicone polymer aqueous levelling agent, aqueous poly- ammonia
One or more in ester levelling agent；The adhesion promoter is silane coupling agent class adhesion promoter, metatitanic acid
One or more in ester coupling agent class adhesion promoter, resinae adhesion promoter；
The solvent is deionized water, the one or more in absolute ethyl alcohol, ammonium hydroxide；
The PH conditioning agents are one or more.
2. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that including the raw material system by following parts by weight
It is standby to form,
Graphene dispersing solution 20-80
2000 5-30 of conductive black
Solvent 5-10
Graphite powder 15-35
Binder 20-40
Antifoaming agent 0.1-2.0
Levelling agent 0.05-0.2
Adhesion promoter 1.0-10.
3. watersoluble plumbago alkene electrically conductive ink as claimed in claim 2, which is characterized in that including the raw material system by following parts by weight
It is standby to form,
Graphene dispersing solution 20-70
2000 4-25 of conductive black
Solvent 5-8
Graphite powder 15-35
Binder 20-40
Antifoaming agent 0.1-2.0
Levelling agent 0.05-0.2
Adhesion promoter 1.0-10.
4. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the conductive black is that Cabot is led
One or more in electric carbon black 2000, Degussa conductive black XE2-B, acetylene carbon black.
5. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the binder is aqueous heat curing type
Acrylic resin.
6. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the antifoaming agent changes for aqueous alkyl
Property organic silicon defoamer.
7. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the solvent is ammonium hydroxide.
8. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the PH conditioning agents are N- methyl second
Hydramine.
9. watersoluble plumbago alkene electrically conductive ink as described in claim 1, which is characterized in that the levelling agent is polyether-modified poly-
One or more in dimethyl siloxane aqueous levelling agent, aqueous polyurethane levelling agent.
10. a kind of preparation method of watersoluble plumbago alkene electrically conductive ink, which is characterized in that include the following steps：
20-85 parts of graphene dispersing solution is added in the agitator tank of dispersion machine, and opens stirring dispersion machine, rotating speed is set as
1000-2000r/min obtains solution A；5-10 parts of solvent, 20-45 parts of binder are continuously added into agitator tank, is held
Continuous stirring 10-15 minutes, obtains solution B；Solution B from dispersion machine agitator tank is taken out, is added in grinder, grinder
Parameter be set as 1000-2000r/min, pressure is set as 3.0-5.0MPa, is added in the backward solution B of grinding 30 minutes
4-40 parts of conductive blacks, 5-38 parts of graphite powders, 0.1-2.9 parts of antifoaming agent, 0.05-0.5 part of levelling agent, 1.0-15
The adhesion promoter of part, is ground to fineness≤5 μm of electrically conductive ink, obtains slurry C；In slurry C add in ammonium hydroxide and go from
Sub- water adjusts rotary viscosity to 2000-3000MPa s, and pH value is 7.5-9 to get watersoluble plumbago alkene electrically conductive ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711449353.XA CN108129913A (en) | 2017-12-27 | 2017-12-27 | Watersoluble plumbago alkene electrically conductive ink and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711449353.XA CN108129913A (en) | 2017-12-27 | 2017-12-27 | Watersoluble plumbago alkene electrically conductive ink and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108129913A true CN108129913A (en) | 2018-06-08 |
Family
ID=62393521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711449353.XA Pending CN108129913A (en) | 2017-12-27 | 2017-12-27 | Watersoluble plumbago alkene electrically conductive ink and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108129913A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109233444A (en) * | 2018-11-26 | 2019-01-18 | 北京市光翌实业有限责任公司 | Water-soluble conducting ink and preparation method thereof |
| CN109233597A (en) * | 2018-08-23 | 2019-01-18 | 中国科学院福建物质结构研究所 | A kind of high throughput prepare graphite it is dilute/method of Waterborne PU Composite |
| CN112029342A (en) * | 2020-09-25 | 2020-12-04 | 欧菲微电子技术有限公司 | Conductive ink, ultrasonic fingerprint module and electronic equipment |
| CN113436782A (en) * | 2021-04-29 | 2021-09-24 | 哈工大机器人集团(无锡)科创基地研究院 | Light high-conductivity aqueous conductive slurry and preparation method thereof |
| CN114974660A (en) * | 2022-06-14 | 2022-08-30 | 湖北文理学院 | Low-resistance wear-resistant conductive carbon paste and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505161A (en) * | 2015-09-30 | 2016-04-20 | 无锡同创石墨烯应用科技有限公司 | Graphite-modified water-based conductive coating composition and preparation method thereof |
| CN106867316A (en) * | 2017-03-17 | 2017-06-20 | 青岛瑞利特新材料科技有限公司 | A kind of watersoluble plumbago alkene electrically conductive ink |
| CN107083114A (en) * | 2017-03-20 | 2017-08-22 | 北京旭碳新材料科技有限公司 | Watersoluble plumbago alkene electrically conductive ink |
-
2017
- 2017-12-27 CN CN201711449353.XA patent/CN108129913A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505161A (en) * | 2015-09-30 | 2016-04-20 | 无锡同创石墨烯应用科技有限公司 | Graphite-modified water-based conductive coating composition and preparation method thereof |
| CN106867316A (en) * | 2017-03-17 | 2017-06-20 | 青岛瑞利特新材料科技有限公司 | A kind of watersoluble plumbago alkene electrically conductive ink |
| CN107083114A (en) * | 2017-03-20 | 2017-08-22 | 北京旭碳新材料科技有限公司 | Watersoluble plumbago alkene electrically conductive ink |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109233597A (en) * | 2018-08-23 | 2019-01-18 | 中国科学院福建物质结构研究所 | A kind of high throughput prepare graphite it is dilute/method of Waterborne PU Composite |
| CN109233444A (en) * | 2018-11-26 | 2019-01-18 | 北京市光翌实业有限责任公司 | Water-soluble conducting ink and preparation method thereof |
| CN112029342A (en) * | 2020-09-25 | 2020-12-04 | 欧菲微电子技术有限公司 | Conductive ink, ultrasonic fingerprint module and electronic equipment |
| CN113436782A (en) * | 2021-04-29 | 2021-09-24 | 哈工大机器人集团(无锡)科创基地研究院 | Light high-conductivity aqueous conductive slurry and preparation method thereof |
| CN113436782B (en) * | 2021-04-29 | 2023-01-24 | 哈工大机器人集团(无锡)科创基地研究院 | Light high-conductivity aqueous conductive slurry and preparation method thereof |
| CN114974660A (en) * | 2022-06-14 | 2022-08-30 | 湖北文理学院 | Low-resistance wear-resistant conductive carbon paste and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108129913A (en) | Watersoluble plumbago alkene electrically conductive ink and preparation method thereof | |
| CN107964283A (en) | Watersoluble plumbago alkene electrically conductive ink, preparation method and applications | |
| CN108250844A (en) | A kind of preparation method of the highly conductive ink of watersoluble plumbago alkene | |
| CN107365529A (en) | A kind of electrically conductive ink and preparation method and volume to volume conductive film and preparation method | |
| CN102977742B (en) | A kind of electrically conducting coating | |
| CN108517154A (en) | A kind of aqueous, floride-free super hydrophobic coating and preparation method | |
| CN105694594B (en) | A kind of watersoluble plumbago alkene electrically conductive ink and preparation method thereof suitable for screen painting | |
| CN107118620B (en) | Preparation method of conductive silver ink | |
| Li et al. | Preparation of graphene oxide-based ink for inkjet printing | |
| CN101353547A (en) | High elastic aqueous conductive nano coating | |
| CN106433317A (en) | Water-based ink-jet nano-silver conductive ink and preparation method thereof | |
| CN101036199A (en) | Conductive ink | |
| CN109439172A (en) | A kind of graphene waterborne conductive coating and preparation method thereof with strong screening effect | |
| CN107936686A (en) | A kind of compound carbon-based water-based electric heating ink of graphene and preparation method thereof | |
| CN110054930A (en) | A kind of aqueous double-component electric heating ink and preparation method thereof | |
| CN108546494B (en) | Acid-resistant graphene water-based epoxy floor paint and preparation method thereof | |
| CN103819987A (en) | Waterborne organic/inorganic hybrid plastic coating and preparation method thereof | |
| CN105462366A (en) | Preparation method of low-temperature sintering non-granular silver conductive ink | |
| CN110054938A (en) | A kind of aqueous flexible electric heating ink and preparation method thereof | |
| CN104789063B (en) | A kind of preparation method of compatible inkjet printing coating | |
| CN112852278B (en) | Water-based plant-based fingerprint-resistant varnish and preparation method and application thereof | |
| CN111892853B (en) | Anticorrosive wear-resistant water-based filler, preparation method thereof and application thereof in coating | |
| JP2010194995A (en) | Plate cleaning method and cleaning device | |
| CN113800505A (en) | Graphene aqueous slurry and preparation method thereof | |
| CN107418442A (en) | A kind of new hydrophilic glass self-cleaning coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180608 |