CN105348923A - Novel metal conducting ink - Google Patents

Novel metal conducting ink Download PDF

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Publication number
CN105348923A
CN105348923A CN201510723332.7A CN201510723332A CN105348923A CN 105348923 A CN105348923 A CN 105348923A CN 201510723332 A CN201510723332 A CN 201510723332A CN 105348923 A CN105348923 A CN 105348923A
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CN
China
Prior art keywords
parts
novel metal
vinyl acetate
vinyl chloride
electrically conductive
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Pending
Application number
CN201510723332.7A
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Chinese (zh)
Inventor
徐晓花
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SUZHOU BOLOIT PRINTING INK CO Ltd
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SUZHOU BOLOIT PRINTING INK CO Ltd
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Application filed by SUZHOU BOLOIT PRINTING INK CO Ltd filed Critical SUZHOU BOLOIT PRINTING INK CO Ltd
Priority to CN201510723332.7A priority Critical patent/CN105348923A/en
Publication of CN105348923A publication Critical patent/CN105348923A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a novel metal conducting ink. The novel metal conducting ink comprises, by weight, 5-9 parts of matrix resin, 50-60 parts of a mixed solvent, 9-10 parts of a dye, 0.5-1 part of a surfactant, 1-3 parts of a conductive assistant and 2-5 parts of a plasticizer. The conductive assistant and the matrix resin are reasonably selected and scientifically proportioned and designed, so the jet coding ink prepared in the invention keeps good adhesion, stable ink jetting performance and good environmental protection performance, also has excellent solvent resistance and good conductive performance, is a metal conducting ink with optimum cost performance, used for printing electronic device conducting structures at present, and has wide application prospect.

Description

A kind of novel metal electrically conductive ink
Technical field
The present invention relates to ink preparing technical field, particularly relate to a kind of novel metal electrically conductive ink.
Background technology
In recent years, along with the develop rapidly of electron trade, electronic product is to lightly, cheap, and reliability height waits future development.In electronic product, the most important part of electron device is exactly its conductive structure, and these conductive structures are conducting wires that deposition of conductive metals conductive component is formed.Mostly conventional conductive structure is to utilize photoetching technique manufacture, and this technical sophistication is time-consuming, and manufacturing cost is high.Other conductive structure manufacturing technologies, as vacuum moulding machine, electroless plating etc., energy consumption is large, environmental pollution, and the conductive structure manufactured is unstable.Adopt spray ink Printing printing conductiving point or conducting wire, can meet electronic industry development need, and the printing process of conventional fabrication processes spray ink Printing is environmentally friendly relatively, production efficiency is high, and decreases material wastage.And apply the topmost challenge of spray ink Printing printing process be exactly preparation be applicable to metallic conductive inks.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of novel metal electrically conductive ink, and the manufacturing process environmental pollution that can solve conventional electronics conductive structure is serious, the shortcoming of the low and material wastage of production efficiency.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of novel metal electrically conductive ink, comprise following parts by weight of component: matrix resin 5 ~ 9 parts, mixed solvent 50 ~ 60 parts, dyestuff 9 ~ 10 parts, 0.5 ~ 1 part, tensio-active agent, conductive auxiliary agent 1 ~ 3 part, 2 ~ 5 parts, softening agent; Wherein, described matrix resin is the mixture of vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin, described mixed solvent is the mixture of butanone, butylacetate and deionized water, and described dyestuff is direct black 29#, and described conductive auxiliary agent is copper-Yin nucleocapsid particles.
In a preferred embodiment of the present invention, the preparation method of described conductive auxiliary agent is as follows:
(1) measuring 20ml silver nitrate solution, to join mass ratio be in the copper sulfate of 2:1 and the mixing solutions of hydrazine hydrate, makes it reaction under certain condition;
(2) wash: the reaction product in step (1) is filtered, get solid deionized water and absolute ethanol washing 3 ~ 5 times;
(3) dry: to be 0.3 ~ 0.8MPa by the filtration product in step (2) in vacuum tightness, temperature is dry under the condition of 80 DEG C, obtained conductive auxiliary agent.
In a preferred embodiment of the present invention, the reaction conditions in described step (1) is: temperature of reaction 80 DEG C, stir speed (S.S.) 600 ~ 900r/min, reaction times 0.5 ~ 1h.
In a preferred embodiment of the present invention, the mixing quality ratio of described vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin is 4 ~ 6:1 ~ 2:3 ~ 5.
In a preferred embodiment of the present invention, described vinyl chloride-vinyl acetate resin is the mixed type vinyl chloride-vinyl acetate resin that hydroxyl vinyl chloride-vinyl acetate resin and carboxyl vinyl chloride-vinyl acetate resin are mixed to get with mass ratio 1:1.
In a preferred embodiment of the present invention, the mixed volume of described butanone, butylacetate and deionized water is than being 4:2:1.
The invention has the beneficial effects as follows: a kind of novel metal electrically conductive ink of the present invention, by the choose reasonable of conductive auxiliary agent, matrix resin and the proportion design of science, make prepared code-spraying printing ink keep good adhesion, stablize inkjet performance and environmental-protecting performance prerequisite under, there is excellent solvent resistance and good conductivity, be at present for the metallic conductive inks of cost performance the best of electron device conductive structure printing, have a extensive future.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
A kind of novel metal electrically conductive ink, comprises following parts by weight of component: matrix resin 5 ~ 9 parts, mixed solvent 50 ~ 60 parts, dyestuff 9 ~ 10 parts, 0.5 ~ 1 part, tensio-active agent, conductive auxiliary agent 1 ~ 3 part, 2 ~ 5 parts, softening agent; Wherein, described matrix resin is the mixture of vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin, described mixed solvent is the mixture of butanone, butylacetate and deionized water, and described dyestuff is direct black 29#, and described conductive auxiliary agent is copper-Yin nucleocapsid particles.Wherein, the mixing quality ratio of described vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin is 4 ~ 6:1 ~ 2:3 ~ 5; Described vinyl chloride-vinyl acetate resin is the mixed type vinyl chloride-vinyl acetate resin that hydroxyl vinyl chloride-vinyl acetate resin and carboxyl vinyl chloride-vinyl acetate resin are mixed to get with mass ratio 1:1; The mixed volume of described butanone, butylacetate and deionized water is than being 4:2:1.Described tensio-active agent and softening agent are the common agents in ink area.
Embodiment 1
(1) measuring 20ml mass concentration is that to join mass ratio be in the copper sulfate of 2:1 and the mixing solutions of hydrazine hydrate for the silver nitrate solution of 5mol/L, at temperature is 80 DEG C, with the stir speed (S.S.) stirring reaction 1h of 600r/min;
(2) reaction product in step (1) is filtered, and gets solid deionized water and absolute ethanol washing 3 ~ 5 times; Be 0.3 ~ 0.8MPa in vacuum tightness again, temperature is dry under the condition of 80 DEG C, obtained conductive auxiliary agent;
(3) take 5 parts of matrix resins and 9 parts of direct black 29# by weight to join in 50 parts of mixed solvents and stir and obtain mixed solution; Described matrix resin is that vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin are mixed to get as mixture by the mass ratio of 4:1:3; Described mixed solvent is butanone, butylacetate and deionized water take volume ratio as the mixture that 4:2:1 obtains;
(4) mixed solution of step (3) is warming up to 80 DEG C, and is uniformly mixed 5h under the stir speed (S.S.) of 600r/min;
(5) in the mixed solution in step (4), add weight part is the obtained conductive auxiliary agent of the tensio-active agent of 0.5 part, 1 part of aforesaid method and 2 parts of softening agent, is uniformly mixed;
(6) mixing solutions obtained in step (5) being placed in three-roller, is 70 DEG C in temperature, and rotating speed is milling time 6h under the condition of 1200r/min, obtains novel metal electrically conductive ink.
Embodiment 2
(1) measuring 20ml mass concentration is that to join mass ratio be in the copper sulfate of 2:1 and the mixing solutions of hydrazine hydrate for the silver nitrate solution of 5mol/L, at temperature is 80 DEG C, with the stir speed (S.S.) stirring reaction 0.5h of 900r/min;
(2) reaction product in step (1) is filtered, and gets solid deionized water and absolute ethanol washing 3 ~ 5 times; Be 0.3 ~ 0.8MPa in vacuum tightness again, temperature is dry under the condition of 80 DEG C, obtained conductive auxiliary agent;
(3) take 9 parts of matrix resins and 10 parts of direct black 29# by weight to join in 60 parts of mixed solvents and stir and obtain mixed solution; Described matrix resin is that vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin are mixed to get as mixture by the mass ratio of 6:2:5; Described mixed solvent is butanone, butylacetate and deionized water take volume ratio as the mixture that 4:2:1 obtains;
(4) mixed solution of step (3) is warming up to 100 DEG C, and is uniformly mixed 3h under the stir speed (S.S.) of 900r/min;
(5) in the mixed solution in step (4), add weight part is the obtained conductive auxiliary agent of the tensio-active agent of 1 part, 3 parts of aforesaid methods and 5 parts of softening agent, is uniformly mixed;
(6) mixing solutions obtained in step (5) being placed in three-roller, is 90 DEG C in temperature, and rotating speed is milling time 6h under the condition of 1200r/min, obtains novel metal electrically conductive ink.The grain diameter of the finished product ink that aforesaid method obtains is less than 40 μm.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (6)

1. a novel metal electrically conductive ink, is characterized in that, comprises following parts by weight of component: matrix resin 5 ~ 9 parts, mixed solvent 50 ~ 60 parts, dyestuff 9 ~ 10 parts, 0.5 ~ 1 part, tensio-active agent, conductive auxiliary agent 1 ~ 3 part, 2 ~ 5 parts, softening agent; Wherein, described matrix resin is the mixture of vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin, described mixed solvent is the mixture of butanone, butylacetate and deionized water, and described dyestuff is direct black 29#, and described conductive auxiliary agent is copper-Yin nucleocapsid particles.
2. novel metal electrically conductive ink according to claim 1, is characterized in that, the preparation method of described conductive auxiliary agent is as follows:
(1) measuring 20ml silver nitrate solution, to join mass ratio be in the copper sulfate of 2:1 and the mixing solutions of hydrazine hydrate, makes it reaction under certain condition;
(2) wash: the reaction product in step (1) is filtered, get solid deionized water and absolute ethanol washing 3 ~ 5 times;
(3) dry: to be 0.3 ~ 0.8MPa by the filtration product in step (2) in vacuum tightness, temperature is dry under the condition of 80 DEG C, obtained conductive auxiliary agent.
3. novel metal electrically conductive ink according to claim 2, is characterized in that, the reaction conditions in described step (1) is: temperature of reaction 80 DEG C, stir speed (S.S.) 600 ~ 900r/min, reaction times 0.5 ~ 1h.
4. novel metal electrically conductive ink according to claim 1, is characterized in that, the mixing quality ratio of described vinyl chloride-vinyl acetate resin, Synolac and water soluble acrylic resin is 4 ~ 6:1 ~ 2:3 ~ 5.
5. novel metal electrically conductive ink according to claim 4, is characterized in that, described vinyl chloride-vinyl acetate resin is the mixed type vinyl chloride-vinyl acetate resin that hydroxyl vinyl chloride-vinyl acetate resin and carboxyl vinyl chloride-vinyl acetate resin are mixed to get with mass ratio 1:1.
6. novel metal electrically conductive ink according to claim 1, is characterized in that, the mixed volume of described butanone, butylacetate and deionized water is than being 4:2:1.
CN201510723332.7A 2015-10-29 2015-10-29 Novel metal conducting ink Pending CN105348923A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180282566A1 (en) * 2017-04-03 2018-10-04 Nano And Advanced Materials Institute Limited Water-based conductive ink for rapid prototype in writable electronics
CN108864816A (en) * 2018-08-01 2018-11-23 张家港市东威新材料技术开发有限公司 A kind of environment-friendlyink ink and preparation method thereof
CN110582544A (en) * 2017-06-07 2019-12-17 惠普印迪戈股份公司 Electrostatic ink

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180282566A1 (en) * 2017-04-03 2018-10-04 Nano And Advanced Materials Institute Limited Water-based conductive ink for rapid prototype in writable electronics
JP2018178086A (en) * 2017-04-03 2018-11-15 ナノ アンド アドヴァンスト マテリアルズ インスティテュート リミテッドNano and Advanced Materials Institute Ltd. Water-based conductive ink composition for quick prototype formation in writable electronic device
US10442946B2 (en) 2017-04-03 2019-10-15 Nano And Advanced Materials Institute Limited Water-based conductive ink for rapid prototype in writable electronics
CN110582544A (en) * 2017-06-07 2019-12-17 惠普印迪戈股份公司 Electrostatic ink
CN108864816A (en) * 2018-08-01 2018-11-23 张家港市东威新材料技术开发有限公司 A kind of environment-friendlyink ink and preparation method thereof

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Application publication date: 20160224