CN108641487A - A kind of nano conductive printing ink and preparation method thereof and its RFID antenna and application - Google Patents
A kind of nano conductive printing ink and preparation method thereof and its RFID antenna and application Download PDFInfo
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- CN108641487A CN108641487A CN201810392926.8A CN201810392926A CN108641487A CN 108641487 A CN108641487 A CN 108641487A CN 201810392926 A CN201810392926 A CN 201810392926A CN 108641487 A CN108641487 A CN 108641487A
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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
-
- 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
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- 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
-
- 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
- C09D11/14—Printing inks based on carbohydrates
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/02—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the selection of materials, e.g. to avoid wear during transport through the machine
- G06K19/022—Processes or apparatus therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
Abstract
The invention discloses a kind of nano conductive printing inks, including：Conductive metal filler, 60 80 parts；Grain size be 2 50nm silver nano-grain, 0.1 5 parts；Macromolecule organic resin, 1 12 parts；Adhesion promoter, 0.5 5 parts；Levelling agent, 0.1 2 parts；Antifoaming agent, 0.1 2 parts；Organic solvent, 10 25 parts.The invention also discloses the preparation method of the nano conductive printing ink and disclose a kind of RFID antenna of nano conductive printing ink and a kind of production method of RFID electronic label.It makes the RFID antenna using nano conductive printing ink printing have ultra-thin thickness, and thickness is uniform, also has good conductivity and adhesive force, additionally it is possible to reduce the consumption of electrically conductive ink by reducing the thickness of RFID antenna, greatly reduce cost.
Description
Technical field
The invention belongs to chemical fields, and in particular to a kind of nano conductive printing ink more particularly to a kind of conductive nano
Ink and preparation method thereof and its RFID antenna and application.
Background technology
As RFID electronic label technology is worldwide popularized, RFID electronic label technology is gradually applied to public
Traffic administration, retailing, logistics management and the fields such as anti-fake.It has many advantages, such as at low cost, difficult forgery in anti-counterfeit field.And
And RFID electronic label can store bulk information, and the coding information of characteristic is may specify for a kind of product, this coding is difficult quilt
It replicates, therefore there is anti-fake effect, have a wide range of applications in fields such as medicine, food, cosmetics.RFID antenna is electronics mark
The important component of label has the function of storage, transmission and receives information.Currently, RFID electric tag antenna is commonly made
The method of making has etching method, galvanoplastic and direct method for printing.Wherein etching method, galvanoplastic will produce a large amount of useless in process of production
Liquid, there are the prodigious problems of environmental pollution.And directly method for printing is directly to print conducting wire on base material with electrically conductive ink,
Form RFID antenna.Direct method for printing have it is at low cost, conduct electricity very well, be easy to operate, is pollution-free, base material selection is versatile and flexible,
The strong advantage of compressive property, in terms of following development, directly printing method will print as the mainstream for making RFID electric tag antenna
Brush method.But that there is resistivity is high, thick for the electrically conductive ink directly used inside method for printing its RFID antenna for printing
Degree is big, and waste electrically conductive ink increases the problems such as being produced into, to limit application of the RFID antenna in RFID electronic label.
Chinese patent CN201410810731.2 discloses a kind of conduction of the RFID electric tag antenna of intaglio printing
Ink, the RFID antenna resistivity that is printed using the conductive ink in this method is minimum can only to reach 2.17 X 10-4Ω·
The level of cm, thus, to realize RFID antenna function, it print RFID antenna conductive pattern thickness will 2um with
On, it cannot achieve the ultrathin of RFID electronic label, also due to thickness is thicker, waste a large amount of conductive ink, production cost
It is higher.
Invention content
For overcome the deficiencies in the prior art, it is an object of the present invention to：A kind of nano conductive printing ink is provided so that
There is ultra-thin thickness using the RFID antenna of nano conductive printing ink printing, and thickness is uniform, also has good conductivity
And adhesive force, additionally it is possible to reduce the consumption of electrically conductive ink by reducing the thickness of RFID antenna, greatly reduce cost.
The second object of the present invention is：A kind of preparation method of the nano conductive printing ink of one of the object of the invention is provided.
The third object of the present invention is：There is provided what a kind of nano conductive printing ink using one of the object of the invention printed
RFID antenna.
The fourth object of the present invention is：A kind of three conductive nano RFID antenna comprising the object of the invention is provided
RFID electronic label.
An object of the present invention adopts the following technical scheme that realization：
A kind of nano conductive printing ink includes by weight：Conductive metal filler, 60-80 parts；Grain size is the Yin Na of 2-50nm
Rice grain, 0.1-5 parts；Macromolecule organic resin, 1-12 parts；Adhesion promoter, 0.5-5 parts；Levelling agent, 0.1-2 parts；Defoaming
Agent, 0.1-2 parts；Organic solvent, 10-25 parts.
Preferably, the silver nano-grain that the grain size is 2-50nm starts to melt at 90 DEG C.
Preferably, the conductive metal filler is in Nano grade or the silver powder of micron level, copper powder, silver-coated copper powder
It is any or appoint and several be used in mixed way with arbitrary proportion.
Preferably, the macromolecule organic resin is ethyl cellulose, hydroxypropyl cellulose, acrylic resin, gathers
Urethane resin.
Preferably, the adhesion promoter is appointing in 928 adhesion promoters, acrylic acid, Tilcom IA10
It is a kind of；The antifoaming agent is any one of tributyl phosphate, polypropylene glycerol aether, polyoxyethylene polyoxy propyl alcohol amidogen ether；Institute
The levelling agent stated is any one of isophorone, diacetone alcohol, Solvesso150.
Preferably, the organic solvent is glycol propyl ether, butyl glycol ether, diethylene glycol ether, diethylene glycol
Propyl ether, butyl, propylene glycol propyl ether, propandiol butyl ether, dipropylene glycol ethyl ether, dipropylene glycol propyl ether, dipropylene glycol fourth
Ether, glycol propyl ether acetate, 2-Butoxyethyl acetate, diethylene glycol ether acetate, diethylene glycol propyl ether acetate, two
2-Butoxyethyl acetate, propylene glycol propyl ether acetate, propandiol butyl ether acetate, dipropylene glycol ethyl ether acetate, dipropyl two
Alcohol propyl ether acetate, dipropylene acetate, ethylene glycol, terpinol, petroleum ether.
The second object of the present invention adopts the following technical scheme that realization：
A kind of preparation method of nano conductive printing ink, includes the following steps：
(1) or mixtures thereof a certain amount of macromolecule organic resin is stirred and or mixtures thereof organic solvent is added, be heated to
60-120 DEG C of dissolving 30-120min, prepares the high-molecular resin solution of 5-30wt%, referred to as component A；
(2) the silver nano-grain material by a certain amount of grain size in 2-50nm is added in hexamethylene, prepares 50wt% dispersions
Liquid, referred to as component B promote silver nano-grain monodisperse by equipment such as high speed shear, ultrasounds；
(3) nano silver by a certain amount of grain size more than 50nm and/or Nanometer Copper, micron silver and/or micron copper product stir
It mixes and is added in cooling component A, and levelling agent is added to improve the nano silver and/or Nanometer Copper, micron silver and/or micron copper
Surface tension is disperseed by promotions such as grinding, high speed shear, three roller mixings, obtains sticky component C；
(4) a certain amount of component B is added in component C, is stirred evenly, by vacuumizing removal hexamethylene, obtained sticky
Component D；
(5) suitable adhesion promoter and antifoaming agent are added in component D, obtains nano conductive printing ink.
The third object of the present invention adopts the following technical scheme that realization：
A kind of RFID antenna of nano conductive printing ink, the RFID antenna are the technical solution institutes using one of the object of the invention
The nano conductive printing ink conducting function pattern formed on the substrate stated；The method that the conducting function pattern uses intaglio printing
It is made.
Preferably, the thickness of the RFID antenna of the nano conductive printing ink is 0.2~2um, resistivity is down to 1 X
10-5Ω·cm；The base material is papery.
The fourth object of the present invention adopts the following technical scheme that realization：
A kind of production method of RFID electronic label, includes the following steps：
(1) RFID antenna of the nano conductive printing ink described in three technical solution of printing the object of the invention；
(2) RFID antenna that is dry, curing the nano conductive printing ink, condition setting are：150 DEG C, 5min；
(3) IC chip is connect with the RFID antenna on SMT chip mounters；
(4) it encapsulates.
Compared with prior art, the beneficial effects of the present invention are：
1. being doped with grain size in the Nano silver grain of 2-50nm, the silver nanoparticle inside the nano conductive printing ink that the present invention uses
For particle since grain size is small, surface energy is high, it is possible to which 90 DEG C begin to melt sintering so that the RFID that nano conductive printing ink makes
The resistivity of antenna can be down to 1 X 10-5The level of Ω cm.Compared with prior art, identical RFID antenna conducting wire,
Reach identical line resistance, the thickness of the RFID antenna conducting wire of nano conductive printing ink of the invention printing only needs
0.4um.Reduce the thickness of RFID antenna so that the RFID electronic label comprising RFID antenna realizes setting for ultrathin
Meter, is also saved greatly the dosage of electrically conductive ink, reduces production cost.
2. in the preparation method of nano conductive printing ink, replaces part nano-silver powder using micro-silver powder, Micron Copper Powder, receives
Rice copper powder, can not only substantially reduce production cost, but also can promote the compatibility and stability of solution system.
In the production method of 3.RFID electronic tags, due to the use of the silver nano-grain that grain size is 2-50nm, so
It is the sintering realized between silver and silver when drying, solidification RFID antenna conductive pattern, greatly reduces on a microscopic level
Crystal boundary, what is embodied in macroscopic aspect is exactly that the resistivity of RFID antenna conductive pattern greatly reduces.
Description of the drawings
Fig. 1 is the RFID antenna sectional view of the nano conductive printing ink of different-thickness.
Specific implementation mode
In the following, in conjunction with attached drawing and specific embodiment mode, the present invention is described further, it should be noted that
Under the premise of not colliding, new reality can be formed between various embodiments described below or between each technical characteristic in any combination
Apply example.In addition to specified otherwise, employed in the present embodiment to material and equipment be commercially available.
Embodiment 1：
A kind of nano conductive printing ink includes by weight：Conductive metal filler, 60-80 parts；Grain size is the Yin Na of 2-50nm
Rice grain, 0.1-5 parts；Macromolecule organic resin, 1-12 parts；Adhesion promoter, 0.5-5 parts；Levelling agent, 0.1-2 parts；Defoaming
Agent, 0.1-2 parts；Organic solvent, 10-25 parts.
Grain size is that the silver nano-grain of 2-50nm starts to melt at 90 DEG C.
Conductive metal filler is any one of silver powder, copper powder, silver-coated copper powder of Nano grade or micron level or appoints
It is several to be used in mixed way with arbitrary proportion.
Macromolecule organic resin is ethyl cellulose, hydroxypropyl cellulose, acrylic resin, polyurethane resin.
Adhesion promoter is any one of 928 adhesion promoters, acrylic acid, Tilcom IA 10；Antifoaming agent is
Any one of tributyl phosphate, polypropylene glycerol aether, polyoxyethylene polyoxy propyl alcohol amidogen ether；Levelling agent be isophorone,
Any one of diacetone alcohol, Solvesso150.
Organic solvent is glycol propyl ether, butyl glycol ether, diethylene glycol ether, diethylene glycol propyl ether, diethylene glycol fourth
Ether, propylene glycol propyl ether, propandiol butyl ether, dipropylene glycol ethyl ether, dipropylene glycol propyl ether, dipropylene, glycol propyl ether vinegar
Acid esters, 2-Butoxyethyl acetate, diethylene glycol ether acetate, diethylene glycol propyl ether acetate, butyl acetic acid
Ester, propylene glycol propyl ether acetate, propandiol butyl ether acetate, dipropylene glycol ethyl ether acetate, dipropylene glycol propyl ether acetate, two
Propandiol butyl ether acetate, ethylene glycol, terpinol, petroleum ether.
Embodiment 2：
A kind of nano conductive printing ink includes by weight：Conductive metal filler, 80 parts；Grain size is the silver nanoparticle of 2-50nm
Particle, 5 parts；Macromolecule organic resin, 12 parts；Adhesion promoter, 2.5 parts；Levelling agent, 1 part；Antifoaming agent, 1 part；It is organic molten
Agent, 18 parts.Other are the same as embodiment 1.
Embodiment 3：
A kind of nano conductive printing ink includes by weight：Conductive metal filler, 60 parts；Grain size is the silver nanoparticle of 2-50nm
Particle, 0.1 part；Macromolecule organic resin, 1 part；Adhesion promoter, 0.5 part；Levelling agent, 0.1 part；Antifoaming agent, 2 parts；It is organic
Solvent, 25 parts.Other are the same as embodiment 1.
Embodiment 4：
A kind of nano conductive printing ink includes by weight：Conductive metal filler, 70 parts；Grain size is the silver nanoparticle of 2-50nm
Particle, 2.5 parts；Macromolecule organic resin, 6 parts；Adhesion promoter, 5 parts；Levelling agent, 2 parts；Antifoaming agent, 0.1 part；It is organic molten
Agent, 10 parts.Other are the same as embodiment 1.
Embodiment 5：
A kind of preparation method of nano conductive printing ink, includes the following steps：
(1) or mixtures thereof a certain amount of macromolecule organic resin is stirred and or mixtures thereof organic solvent is added, be heated to
60-120 DEG C of dissolving 30-120min, prepares the high-molecular resin solution of 5-30wt%, referred to as component A；
(2) the silver nano-grain material by a certain amount of grain size in 2-50nm is added in hexamethylene, prepares 50wt% dispersions
Liquid, referred to as component B promote silver nano-grain monodisperse by equipment such as high speed shear, ultrasounds；
(3) nano silver by a certain amount of grain size more than 50nm and/or Nanometer Copper, micron silver and/or micron copper product stir
It mixes and is added in cooling component A, and levelling agent is added to improve the nano silver and/or Nanometer Copper, micron silver and/or micron copper
Surface tension is disperseed by promotions such as grinding, high speed shear, three roller mixings, obtains sticky component C；
(4) a certain amount of component B is added in component C, is stirred evenly, by vacuumizing removal hexamethylene, obtained sticky
Component D；
(5) suitable adhesion promoter and antifoaming agent are added in component D, obtains nano conductive printing ink.
Embodiment 6：
A kind of RFID antenna of nano conductive printing ink, the RFID antenna are the nano conductive printing inks using embodiment 1 in base
The conducting function pattern formed on material；Conducting function pattern is made using the method for intaglio printing.
Preferably, the thickness of the RFID antenna of nano conductive printing ink is 0.2~2um, resistivity is down to 1 X 10-5
Ω·cm；Base material is papery；
Embodiment 7：
A kind of production method of RFID electronic label, includes the following steps：
(1) RFID antenna of the nano conductive printing ink in embodiment 3 is printed；
(2) RFID antenna of dry, cured nano conductive printing ink, condition setting are：150 DEG C, 5min；
(3) on SMT chip mounters IC chip and RFID antenna connect；
(4) it encapsulates.
The resistivity of the RFID antenna of the different-thickness printed using the electrically conductive ink of embodiment 1-4 is detected, performance
Detection method and detection data see below：
The RFID antenna of the nano conductive printing ink of the present invention has lower resistivity, can reach 1 X 10-5Ω·cm
Level.
Using four probe sheet resistance meters measure sheet resistance, the thickness (such as Fig. 1) of RFID antenna is measured by SEM, according to formula ρ=
R□* h is calculated, as a result such as following table.
| Sheet resistance R□(Ω/□) | Thickness h (um) | Electricalresistivityρ (Ω cm) | |
| 1 | 0.055 | 2.49 | 1.36ⅹ10-5 |
| 2 | 0.090 | 1.13 | 1.02ⅹ10-5 |
| 3 | 0.055 | 1.45 | 0.80ⅹ10-5 |
| 4 | 0.100 | 1.29 | 1.29ⅹ10-5 |
| 5 | 0.095 | 0.844 | 0.85ⅹ10-5 |
| 6 | 0.080 | 1.03 | 0.82ⅹ10-5 |
The above embodiment is merely a preferred embodiment of the present invention mode, cannot limit the model protected of the present invention with this
It encloses, the variation and replacement of any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to the present invention
Range claimed.
Claims (10)
1. a kind of nano conductive printing ink, includes by weight：
Conductive metal filler, 60-80 parts；Grain size be 2-50nm silver nano-grain, 0.1-5 parts；Macromolecule organic resin, 1-12
Part；Adhesion promoter, 0.5-5 parts；Levelling agent, 0.1-2 parts；Antifoaming agent, 0.1-2 parts；Organic solvent, 10-25 parts.
2. nano conductive printing ink according to claim 1, which is characterized in that the grain size is the silver nano-grain of 2-50nm
Start to melt at 90 DEG C.
3. nano conductive printing ink according to claim 1, which is characterized in that the conductive metal filler be Nano grade or
Any one of the silver powder of micron level, copper powder, silver-coated copper powder or appoint several is used in mixed way with arbitrary proportion.
4. nano conductive printing ink according to claim 1, which is characterized in that the macromolecule organic resin is ethyl cellulose
Element, hydroxypropyl cellulose, acrylic resin, polyurethane resin.
5. nano conductive printing ink according to claim 1, which is characterized in that the adhesion promoter is 928 adhesive force
Any one of accelerating agent, acrylic acid, Tilcom IA 10；The antifoaming agent is tributyl phosphate, polypropylene glycerol aether, gathers
Any one of ethylene oxide polyoxy propyl alcohol amidogen ether；The levelling agent is in isophorone, diacetone alcohol, Solvesso150
It is any.
6. nano conductive printing ink according to claim 1, which is characterized in that the organic solvent is glycol propyl ether, second
Glycol butyl ether, diethylene glycol ether, diethylene glycol propyl ether, butyl, propylene glycol propyl ether, propandiol butyl ether, dipropyl two
Alcohol ether, dipropylene glycol propyl ether, dipropylene, glycol propyl ether acetate, 2-Butoxyethyl acetate, diethylene glycol second
Ether acetate, diethylene glycol propyl ether acetate, butyl acetate, propylene glycol propyl ether acetate, propandiol butyl ether vinegar
Acid esters, dipropylene glycol ethyl ether acetate, dipropylene glycol propyl ether acetate, dipropylene acetate, ethylene glycol, terpinol,
Petroleum ether.
7. a kind of preparation method of nano conductive printing ink, includes the following steps：
(1) or mixtures thereof a certain amount of macromolecule organic resin is stirred and or mixtures thereof organic solvent is added, be heated to 60-
120 DEG C of dissolving 30-120min, prepare the high-molecular resin solution of 5-30wt%, referred to as component A；
(2) the silver nano-grain material by a certain amount of grain size in 2-50nm is added in hexamethylene, prepares 50wt% dispersion liquids, claims
For component B, promote silver nano-grain monodisperse by equipment such as high speed shear, ultrasounds；
(3) nano silver by a certain amount of grain size more than 50nm and/or Nanometer Copper, micron silver and/or micron copper product stirring add
Enter in cooling component A, and levelling agent is added to improve the surface of the nano silver and/or Nanometer Copper, micron silver and/or micron copper
Tension is disperseed by promotions such as grinding, high speed shear, three roller mixings, obtains sticky component C；
(4) a certain amount of component B is added in component C, is stirred evenly, by vacuumizing removal hexamethylene, obtain sticky group
Divide D；
(5) suitable adhesion promoter and antifoaming agent are added in component D, obtains nano conductive printing ink.
8. a kind of RFID antenna of nano conductive printing ink, which is characterized in that the RFID antenna of the nano conductive printing ink is exploitation right
Profit requires 1-6 any one of them nano conductive printing inks conducting function pattern formed on the substrate；The conducting function pattern
It is made using the method for intaglio printing.
9. the RFID antenna of nano conductive printing ink according to claim 8, which is characterized in that the nano conductive printing ink
RFID antenna thickness is 0.2~2um, and resistivity is down to 1 X 10-5Ω·cm；The base material is papery.
10. a kind of production method of RFID electronic label, includes the following steps：
(1) RFID antenna of the nano conductive printing ink described in claim 8 or 9 is printed；
(2) RFID antenna that is dry, curing the nano conductive printing ink, condition setting are：150 DEG C, 5min；
(3) IC chip is connect with the RFID antenna on SMT chip mounters；
(4) it encapsulates.
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| CN201810392926.8A CN108641487A (en) | 2018-04-27 | 2018-04-27 | A kind of nano conductive printing ink and preparation method thereof and its RFID antenna and application |
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| CN201810392926.8A CN108641487A (en) | 2018-04-27 | 2018-04-27 | A kind of nano conductive printing ink and preparation method thereof and its RFID antenna and application |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922895A (en) * | 2019-12-16 | 2020-03-27 | 广东南海启明光大科技有限公司 | Preparation process of conductive chemical coating liquid and preparation method of electric conductor |
| CN113045936A (en) * | 2021-04-26 | 2021-06-29 | 滁州金桥德克新材料有限公司无锡分公司 | Conductive ink composition for radio frequency identification |
| CN114065890A (en) * | 2021-11-22 | 2022-02-18 | 苏州大学应用技术学院 | Identification tag, preparation method thereof and identification method |
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