CN104810079A - Preparation method of composite Ag nano-wire transparent conductive film - Google Patents
Preparation method of composite Ag nano-wire transparent conductive film Download PDFInfo
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- CN104810079A CN104810079A CN201510238668.4A CN201510238668A CN104810079A CN 104810079 A CN104810079 A CN 104810079A CN 201510238668 A CN201510238668 A CN 201510238668A CN 104810079 A CN104810079 A CN 104810079A
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Abstract
The invention provides a preparation method of a composite Ag nano-wire transparent conductive film. Ag nano-wires are wrapped by a small number of conductive polymers and can be fully and uniformly dispersed, the contact resistance between the Ag nano-wires can be reduced, the Ag nano-wires are distributed on a base plate, and then the other polymers are used for solidification and flattening, so that the bonding firmness and the surface evenness of the Ag nano-wires and a substrate are improved, the light transmittance of the visible light (570nm) of the obtained Ag nano-wire transparent conductive film is 80-92 percent, and the square resistance is 40-120 omega/square. According to the preparation method of the composite Ag nano-wire transparent conductive film, the adhesion of the Ag nano-wires and the substrate is improved, the contact resistance is reduced, a production process of the Ag nano-wire transparent conductive film is further simplified, and the preparation method has a great practical application value and has a great application value in the field of transparent conductive electrodes.
Description
Technical field
The present invention relates to the preparation method of Ag nano wire transparent conductive film, particularly a kind of preparation method of compound Ag nano wire transparent conductive film.
Background technology
Transparent conductive film is a kind of a kind of film that can conduct electricity and have high transparency rate in visible-range, mainly contains metal film system, oxidation film system, polymeric membrane system etc.Wherein, the chemical stability that nano silver wire transparent conductive film is remarkable because nano silver wire has and excellent conductivity, and obtain and pay close attention to widely and study.As application number be 200910112925.4 and the Chinese patent of 200910112924.X all disclose a kind of preparation method of the transparent conductive film based on nano silver wire, it is all by first preparing nano silver wire conductive layer, increase adhesion layer again to improve the adhesion of nano silver wire, although also solve nano silver wire to hold caducous problem, but the contact resistance in the nano silver wire transparent conductive film obtained by it between nano silver wire is larger, poorly conductive, and silver-colored line bad dispersibility and easily cause the uniformity of film poor.And for example application number is the preparation method disclosing a kind of nano silver wire transparent conductive film in the Chinese patent of 201110246770.0, it is by first nano silver wire and the material such as water soluble polymer, crosslinking agent being uniformly mixed, be prepared through processes such as coating, solidifications again, although it also can realize the preparation of nano silver wire transparent conductive film, but it also exists, and contact resistance between nano silver wire is comparatively large, the problem of poorly conductive, in addition, its surface smoothness is poor and easily wear and tear, and causes useful life partially short.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of compound Ag nano wire transparent conductive film, adopt that the nano silver wire transparent conductive film contact resistance prepared of the method is little, surface smoothness is high, good with bond substrates.
The step that the present invention proposes the preparation method of the uniform nano silver wire of draw ratio is as follows:
To be the nano silver wire aqueous solution of 10mg/ml, 6ml methyl alcohol and 0.1ml percentage by weight by 1ml concentration be 20% poly-(3,4-ethylenedioxythiophene)/poly-p styrene sulfonic acid (PEDOT:PSS) solution mixing, stir, be designated as solution 1.;
By 0.4g acetylbutyrylcellulose, 30ml isopropyl alcohol, 2. 10ml ethyl lactate mix and blend, be designated as solution;
Adopt a kind of jade to be coated with method, substrate applies one deck film thickness monitoring be the solution of 50 ~ 400nm 1., after 120 degree vacuumize 2h, then coating one deck film thickness monitoring be thereon the solution of 50 ~ 400nm 2., 120 degree of dry 2h, obtain described nano silver wire transparent conductive film;
Accompanying drawing explanation
Fig. 1 is compound Ag nano wire transparent conductive film scanning electron microscopy (SEM) figure prepared by the embodiment of the present invention 1;
Fig. 2 is compound Ag nano wire transparent conductive film scanning electron microscopy (SEM) figure prepared by the embodiment of the present invention 2;
Embodiment
Below by embodiment, the present invention is specifically described, but following examples are only for being further detailed the present invention, can not be interpreted as the restriction to its protection range, the person skilled in the art in this field can make some nonessential improvement and adjustment according to foregoing to the present invention;
Embodiment 1:
To be the nano silver wire aqueous solution of 10mg/ml, 6ml methyl alcohol and 0.1ml percentage by weight by 1ml concentration be 20% the mixing of PEDOT:PSS solution, stir, be designated as solution 1.;
By 0.4g acetylbutyrylcellulose, 30ml isopropyl alcohol, 2. 10ml ethyl lactate mix and blend, be designated as solution;
A kind of jade is adopted to be coated with method, apply on a glass substrate one deck film thickness monitoring be the solution of 200 ~ 400nm 1., after 120 degree vacuumize 2h, then coating one deck film thickness monitoring be thereon the solution of 100 ~ 200nm 2., 120 degree of dry 2h, obtain described nano silver wire transparent conductive film.In this example, gained nano silver wire transparent conductive film visible ray (550nm) light transmittance is 85%, and square resistance is 20 Ω/, and roughness of film is even.
Embodiment 2:
To be the nano silver wire aqueous solution of 10mg/ml, 6ml methyl alcohol and 0.1ml percentage by weight by 1ml concentration be 20% the mixing of PEDOT:PSS solution, stir, be designated as solution 1.;
By 0.4g acetylbutyrylcellulose, 30ml isopropyl alcohol, 2. 10ml ethyl lactate mix and blend, be designated as solution;
Adopt a kind of jade to be coated with method, PET applies one deck film thickness monitoring be the solution of 50 ~ 200nm 1., after 120 degree vacuumize 2h, then coating one deck film thickness monitoring be thereon the solution of 100 ~ 200nm 2., 120 degree of dry 2h, obtain described nano silver wire transparent conductive film.In this example, gained nano silver wire transparent conductive film visible ray (550nm) light transmittance is 94%, and square resistance is 50 Ω/.
Claims (4)
1. a preparation method for compound Ag nano wire transparent conductive film, is characterized in that, described method comprises following concrete steps:
(1) be the nano silver wire aqueous solution of 10mg/ml by 1ml concentration, 6ml methyl alcohol and 0.1ml percentage by weight be 20% poly-(3,4-ethylenedioxythiophene)/poly-p styrene sulfonic acid (PEDOT:PSS) solution mixing, stir, be designated as solution 1.;
(2) by 0.4g acetylbutyrylcellulose, 30ml isopropyl alcohol, 2. 10ml ethyl lactate mix and blend, be designated as solution;
(3) a kind of jade is adopted to be coated with method, substrate applies one deck film thickness monitoring be the solution of 50 ~ 400nm 1., after 120 degree of vacuumize 2h, then apply thereon one deck film thickness monitoring be the solution of 50 ~ 400nm 2., 120 degree of dry 2h, obtain described nano silver wire transparent conductive film;
Above-mentioned substrate is PET or glass substrate.
2. according to the preparation method of a kind of compound Ag nano wire transparent conductive film according to claim 1, it is characterized in that: primary coat solution is that nano silver wire is dissolved in water, methyl alcohol and poly-(3,4-ethylenedioxythiophene)/poly-p styrene sulfonic acid (PEDOT:PSS) solution.
3. according to the preparation method of a kind of compound Ag nano wire transparent conductive film according to claim 1, it is characterized in that: mixed together by acetylbutyrylcellulose, isopropyl alcohol and ethyl lactate during the applying soln of top.
4. according to the preparation method of a kind of compound Ag nano wire transparent conductive film according to claim 1, it is characterized in that: be first coated with one deck primary coat solution 1., after 120 degree of vacuum dryings, then be coated with one deck top applying soln 2., finally 120 degree of vacuum drying solidifications again.
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| CN201510238668.4A CN104810079A (en) | 2015-05-12 | 2015-05-12 | Preparation method of composite Ag nano-wire transparent conductive film |
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| CN201510238668.4A CN104810079A (en) | 2015-05-12 | 2015-05-12 | Preparation method of composite Ag nano-wire transparent conductive film |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106648226A (en) * | 2016-12-08 | 2017-05-10 | 上海交通大学 | Transparent pressure sensor and manufacturing method of piezoresistive material thereof |
| CN108140738A (en) * | 2016-06-15 | 2018-06-08 | 可隆工业株式会社 | Organic solar batteries and its manufacturing method |
| CN108511133A (en) * | 2018-03-19 | 2018-09-07 | 南昌大学 | It is a kind of exempt from transfer, high cohesiveness metal grill transparent electrode preparation method |
| CN110228789A (en) * | 2019-06-17 | 2019-09-13 | 五邑大学 | A kind of flexibility pressure resistance type strain gauge and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102782054A (en) * | 2010-03-04 | 2012-11-14 | 格尔德殿工业公司 | Method of making a coated article, coating including an alloyed carbon nanotube thin film |
| WO2013170755A1 (en) * | 2012-05-15 | 2013-11-21 | 中国科学院上海有机化学研究所 | Composite conductive film formed by graphene and metal nanowires, manufacturing method thereof, and application thereof for manufacturing transparent conductive film |
| CN103627255A (en) * | 2013-05-06 | 2014-03-12 | 苏州冷石纳米材料科技有限公司 | Nano-silver conductive ink and conductive film prepared by employing same |
-
2015
- 2015-05-12 CN CN201510238668.4A patent/CN104810079A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102782054A (en) * | 2010-03-04 | 2012-11-14 | 格尔德殿工业公司 | Method of making a coated article, coating including an alloyed carbon nanotube thin film |
| WO2013170755A1 (en) * | 2012-05-15 | 2013-11-21 | 中国科学院上海有机化学研究所 | Composite conductive film formed by graphene and metal nanowires, manufacturing method thereof, and application thereof for manufacturing transparent conductive film |
| CN103627255A (en) * | 2013-05-06 | 2014-03-12 | 苏州冷石纳米材料科技有限公司 | Nano-silver conductive ink and conductive film prepared by employing same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108140738A (en) * | 2016-06-15 | 2018-06-08 | 可隆工业株式会社 | Organic solar batteries and its manufacturing method |
| CN106648226A (en) * | 2016-12-08 | 2017-05-10 | 上海交通大学 | Transparent pressure sensor and manufacturing method of piezoresistive material thereof |
| CN108511133A (en) * | 2018-03-19 | 2018-09-07 | 南昌大学 | It is a kind of exempt from transfer, high cohesiveness metal grill transparent electrode preparation method |
| CN110228789A (en) * | 2019-06-17 | 2019-09-13 | 五邑大学 | A kind of flexibility pressure resistance type strain gauge and preparation method thereof |
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Application publication date: 20150729 |
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