A kind of spike structure nano silver line and electrically-conducting paint thereof and preparation and application
Technical field
The invention belongs to technical field of nano material, particularly a kind of spike structure nano silver line and electrically-conducting paint thereof and preparation method and application.
Background technology
Transparent conductive film (TCF) is a kind of important photoelectric material, has a wide range of applications in fields such as solar cell, flat-panel screens, light emitting diode and touch-screens.Current transparent membrane mainly contains following a few class: oxide semiconductor film (TCO), metal film, polymeric membrane, carbon nano-tube film (CNT), graphene film and metal nanowire film etc.Wherein, the oxidic transparent conductive film that the tin indium oxide (ITO) in oxide semiconductor film is current most study, be most widely used.But because its main component indium belongs to scarce resource and concentrates on a few countries, tin indium oxide, except expensive, is also classified as strategic resource by majority state.And, its bending property of indium tin oxide films and pliability is poor, film matter is crisp, thus, cost lower, resourceful substitute products better in the urgent need to a kind of performance.
Compared with indium tin oxide films, be that the transparent conductive film of backing material not only possesses the photoelectric property identical with it with macromolecule, and also there is a lot of distinctive advantage, as: film-forming process is simple, energy alternating bending is folding, pliability is good.The electronics manufacturer of the U.S., Korea S, Japan and other countries been has has been researched and developed and has been issued the flexible liquid crystal display prepared by flexible substrate.Along with miniaturization, the multifunction of electronic product, the research of transparent conductive film is just towards large area, high efficiency, flexible, low cost future development.Thus.Flexible transparent conductive film has very vast potential for future development.
When directly utilizing conducting polymer composite (as polyaniline, polypyrrole) to prepare transparent conductive film, because its conductance is too low and limit its practical application.Recently, the research of carbon nano-tube film (CNT), graphene film is also relatively burning hoter, but the general comparatively complexity of its preparation technology, equipment requirement are high, high in cost of production shortcoming limits its application.No matter transparent conductive film is for industrial large-sized electronic console, or be used as hand-held display device (as mobile phone, panel computer, intelligent watch or e-book), its surface is all inevitably by dust or grease contamination, and in most cases clean difficulty, thus have impact on life-span and the performance of transparent conductive film to a great extent.
Chinese patent CN101597049B discloses a kind of preparation method of carbon nano-tube film.First prepare carbon nano pipe array as substrate, then with this carbon nano pipe array of plasma etching, obtain carbon nano-tube film finally by this carbon nano pipe array of stretching.Although the carbon nano-tube film that this preparation method obtains has self supporting structure, preferably electric conductivity and larger transparency; but prepare in the process of carbon nano pipe array above-mentioned; to need in the air of 700 ~ 900 DEG C annealing and be heated to 500-700 DEG C of such operation under protective gas; and plasma treatment below, preparation procedure is complicated, equipment requirement is high, with high costs.
Chinese patent CN103279239A discloses a kind of preparation method of grapheme capacitive touch screen.Although the touch-screen that the method prepares is collapsible, highly sensitive, conductance is high, but its be by two-layer graphene layer and two layers of thin layer of ink altogether four layers be formed by stacking, its thickness is too large, light transmittance is not high, run counter to present electronic product this trend more and more frivolous simultaneously, and the outermost layer of this touch-screen is graphene layer, be vulnerable to pollute and damage.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art with not enough, primary and foremost purpose of the present invention is to provide a kind of spike structure nano silver line.
Another object of the present invention is the preparation method providing a kind of above-mentioned spike structure nano silver line.
Still a further object of the present invention is to provide a kind of electrically conducting transparent self-cleaning coating based on above-mentioned spike structure nano silver line.The coating layer thickness of this coating is controlled, and technique is simple, and cost is low, ensure that base clear and flexible while, further improve the electric conductivity of substrate, and impart substrate self-cleaning function.
Still a further object of the present invention is to provide the application of above-mentioned electrically conducting transparent self-cleaning coating in electronic apparatus.
Object of the present invention is realized by following proposal:
A kind of spike structure nano silver line, is prepared by following methods:
(1) silver salt, guiding agent, slaine are dissolved in solvent, add thermal response, obtain nano-silver thread;
(2) nano-silver thread prepared is joined in solvent, then add silver salt and guiding agent, add thermal response, obtain spike structure nano silver line.
The mass ratio of step (1) silver salt used, guiding agent, slaine, solvent is: 1:(1.2 ~ 1.6): (1.3 × 10
-3~ 1.9 × 10
-3): (100 ~ 200).
The mass ratio of step (2) nano-silver thread used, silver salt, guiding agent, solvent is: 1:(0.03 ~ 0.15): 0.06:(250 ~ 500).
Described silver salt is silver nitrate, silver perchlorate or silver fluoride.
Described guiding agent is polyethylene glycol, polyoxyethylene, polyvinyl alcohol or PVP.
Described slaine is sodium chloride, sodium bromide, vulcanized sodium, potassium chloride, KBr, potassium hydroxide, iron chloride, frerrous chloride, copper chloride, stannous chloride, platinum chloride, natrium citricum, ascorbic acid or ammonium chloride.
Described solvent is at least one in ethylene glycol, propane diols, glycerine, diglycol, Diethylene Glycol, butanediol, neopentyl glycol and polyethylene glycol.
The thermal rection condition that adds described in step (1) is preferably 160 ~ 180 DEG C of reaction 1 ~ 2.5h.
Adding at thermal rection condition is preferably 90 ~ 160 DEG C described in step (2), reacts 1 ~ 3h.
Preferably, after preparing nano-silver thread in step (1), centrifugal, and spend after deionized water repeatedly removes unreacting reagent and carry out second step reaction again.
Preferably, after step (2) prepares spike structure nano silver line, centrifugation, and with acetone washing to remove unreacting reagent.
Preferably, the reaction in step (2) is carried out in autoclave.
This spike structure nano silver line has the multi-level roughness of Nano/micron of spherical Nano Silver and linear nano silver assembling formation, relative to traditional nano-silver thread and nanosphere, has better roughness.
Based on an electrically conducting transparent self-cleaning coating for above-mentioned spike structure nano silver line, comprise primary coat and face is coated with two components, wherein, primary coat is the mixture of epoxy resin and curing agent, and face is painted with the solution of above-mentioned spike structure nano silver line.
The mass ratio of described primary coat epoxy resin and curing agent is: 1:0.34 ~ 1:0.74.
The mass concentration of the solution of described spike structure nano silver line is 0.1 ~ 10%.
Preferably, described epoxy resin is polymethylacrylic acid glycidol ether, neopentylglycol diglycidyl ether, benzyl glycidyl ether, polypropylene glycol diglycidyl ether, 1,4-butanediol diglycidyl ether, 1, one in 6-hexanediol diglycidyl ether, E44 type epoxy resin, E51 type epoxy resin, phenol aldehyde type epoxy resin, bisphenol f type epoxy resin, bisphenol A type epoxy resin, poly-adjacent toluene glycidol ether and polyphenylene ethylene oxidic ester, its molecular weight is 1000 ~ 100000.
Described curing agent is at least one in triethylamine, tetrabutyl ammonium fluoride, diethylenetriamines, diisopropyl ethyl amine, DMA, octadecyldimethyl tertiary amine, DADPS, methyl hexahydrophthalic anhydride, oleyl dimethyl tertiary amine, dodeca-tertiary amine, benzyltriethylammoinium chloride, triethanolamine and imidazoles.
The solvent of the solution of described spike structure nano silver line is at least one in methyl alcohol, second alcohol and water.
In order to improve the two thin performance of coating better, being applied to preparation face in coating again after low-surface energy substance can be used to carry out surface treatment to described spike structure nano silver line and being coated with.
Described surface treatment comprises following concrete steps: be dissolved in solvent by spike structure nano silver line, low-surface energy substance, stirring reaction 2 ~ 10h at 160 ~ 180 DEG C, ultrasonic 10 ~ 15min, centrifugal, acetone washing, obtains surface modification spike structure nano silver line.
The mass ratio of spike structure nano silver line used, low-surface energy substance, solvent is: 1:(0.5 ~ 10): (200 ~ 300).
Preferably, described low-surface energy substance is 3-perfluoro capryl propyl alcohol, perfluor dodecyl mercaptans, 3-perfluoro hexyl propyl alcohol, perfluoro octyl ethanol, the perfluor tert-butyl alcohol, perfluor-2, at least one in 5-dimethyl-3,6-dioxanonanoic acid, 11 fluorine caproic acids, perfluoro caprylic acid, perfluorobutyric acid, perfluoro-heptanoic acid, perfluoro decyl mercaptan, perfluor spicy thioalcohol, perfluor dodecyl mercaptans, perfluoro capryl aniline, perfluor nonyl amine and perfluoro octyl sulfonic acid amine.
Described solvent is at least one in ethylene glycol, propane diols, glycerine, diglycol, Diethylene Glycol, butanediol, neopentyl glycol and polyethylene glycol.
Described mixing speed is preferably 300 ~ 800rpm/min.
Described centrifugal speed is preferably 6000rpm/min.
A kind of conductive coating, obtains by above-mentioned electrically conducting transparent self-cleaning coating is coated in substrate surface.
Specifically comprise the following steps: primary coat is coated in substrate surface, then be coated with above spraying, heat drying, namely obtains conductive coating.
Preferably, described heat drying to refer at 80 ~ 150 DEG C dry 4 ~ 15 hours.
Preferably, the thickness of described primary coat coating is 0.1 ~ 2 μm.
Base material is preferably tin indium oxide (ITO) film, polyaniline film, film of poly pyrrole, glass or pottery.
Preferably, carry out pretreatment before coated substrate electrically-conducting paint, wherein, the preprocess method of tin indium oxide (ITO) film, polyaniline film, film of poly pyrrole is: use ethanol, water washing successively, then dry; The preprocess method of glass is: clean up with water, wipe oil; The preprocess method of pottery is: soak with diluted acid, then use ethanol, water washing successively, final drying.
The electrically conducting transparent self-cleaning coating prepared in the present invention both can be coated in conductive polymer film surface, also can be coated in other substrate surface.This transparent conductive coating can be used for various electronic device, can provide many functions, such as electromagnetic shielding and static elimination, and they can be widely used as conductive layer and the electrode of transmission light.This type of application includes but not limited to solar cell, flat-panel screens, light emitting diode, touch-screen, radio daughter board, conductive spinning product and fiber, electroluminescent device and electrophoretic display device (EPD) such as Electronic Paper.
Mechanism of the present invention is:
First the present invention has synthesized a kind of nano-silver thread of spike structure, this nano-silver thread has the multi-level roughness of Nano/micron of spherical Nano Silver and linear nano silver assembling formation, relative to traditional nano-silver thread and nanosphere, there is better roughness, be thus more conducive to constructing of super-double-hydrophobic surface.Secondly, the electric conductivity of nano silver wire excellence can combine with the ultra-amphosphobic constructed by fluorochemical by the present invention, prepares a kind of transparent conductive coating with self-cleaning function.The present invention take epoxy resin as binding agent, to bond the nano-silver thread of one deck via fluorochemical modification, construct super two open coat with self-cleaning function at substrate surface.Wherein the nano-silver thread of spike structure gives the electric conductivity of substrate surface excellence, and provides high surface roughness.The fluorochemical of low-surface-energy provides substrate surface self-cleaning function, and epoxy resin ensure that the bonding stability of coating and substrate.
The present invention, relative to prior art, has following advantage and beneficial effect:
(1) the present invention has synthesized a kind of novel spike structure nano silver line, and Surface coating has Nano silver grain, can provide the surface roughness that Nano/micron is multi-level, thus can obtain better self-cleaning surface;
(2) adopt epoxy resin as the binding agent of conductive coating in the present invention, the conductive coating stability therefore prepared be high, scrubbing resistance and corrosion resistance, its preparation method is simple, cost is low;
(3) after electrically-conducting paint of the present invention is applied to coating, light transmission is good, does not affect the light transmission that substrate is original;
(4) conductive coating of the present invention, not only gives substrate surface excellent electric conductivity, also gives substrate surface self-cleaning function;
(5) in the present invention, epoxy component and fluorine component can regulate flexibly according to substrate kind, and coating layer thickness also can free adjustment, therefore practical.
Accompanying drawing explanation
Fig. 1 is the principle schematic of conductive coating of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 20 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 180 DEG C of isothermal reaction 1h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.2:1.3 × 10
-3: 100.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol;
Slaine is: NaCl;
Solvent is: ethylene glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 90 DEG C, react 3h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.03:0.06:250.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol.
Solvent is: ethylene glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 10h at 160 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluor dodecyl mercaptans;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:0.5:200;
Solvent is: ethylene glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 0.1%;
Mass ratio between its epoxy resin and curing agent is: 1:0.34;
Described epoxy resin is: E44 type epoxy resin;
Curing agent is: methyl hexahydrophthalic anhydride;
The solvent dissolving fluorine-containing nano-silver thread is: methyl alcohol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 0.1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 80 DEG C, drying 4 hours, can obtain the required conductive coating with self-cleaning function.Principle is shown in Fig. 1.
Wherein base material is: tin indium oxide (ITO) film.
Embodiment 2: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 20 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 180 DEG C of isothermal reaction 1h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.2:1.3 × 10
-3: 100.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol;
Slaine is: NaCl;
Solvent is: ethylene glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 90 DEG C, react 3h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.03:0.06:250.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol.
Solvent is: ethylene glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 10h at 160 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluor dodecyl mercaptans;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:0.5:200;
Solvent is: ethylene glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 0.1%;
Mass ratio between its epoxy resin and curing agent is: 1:0.34;
Described epoxy resin is: E44 type epoxy resin;
Curing agent is: methyl hexahydrophthalic anhydride;
The solvent dissolving fluorine-containing nano-silver thread is: methyl alcohol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 0.1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 80 DEG C, drying 4 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: polyaniline film.
Embodiment 3: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 20 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 180 DEG C of isothermal reaction 1h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.2:1.3 × 10
-3: 100.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol;
Slaine is: NaCl;
Solvent is: ethylene glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 90 DEG C, react 3h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.03:0.06:250.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol.
Solvent is: ethylene glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 10h at 160 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluor dodecyl mercaptans;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:0.5:200;
Solvent is: ethylene glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 0.1%;
Mass ratio between its epoxy resin and curing agent is: 1:0.34;
Described epoxy resin is: E44 type epoxy resin;
Curing agent is: methyl hexahydrophthalic anhydride;
The solvent dissolving fluorine-containing nano-silver thread is: methyl alcohol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 0.1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 80 DEG C, drying 4 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: film of poly pyrrole.
Embodiment 4: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 20 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 180 DEG C of isothermal reaction 1h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.2:1.3 × 10
-3: 100.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol;
Slaine is: Na
2s;
Solvent is: propane diols.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 90 DEG C, react 3h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.03:0.06:250.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol.
Solvent is: propane diols.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 10h at 160 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: the perfluor tert-butyl alcohol;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:0.5:200;
Solvent is: propane diols.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 0.1%;
Mass ratio between its epoxy resin and curing agent is: 1:0.34;
Described epoxy resin is: phenol aldehyde type epoxy resin;
Curing agent is: diethylenetriamines;
The solvent dissolving fluorine-containing nano-silver thread is: methyl alcohol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 0.1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 80 DEG C, drying 4 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: glass.
Embodiment 5: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 20 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 180 DEG C of isothermal reaction 1h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.2:1.3 × 10
-3: 100.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol;
Slaine is: Na
2s;
Solvent is: propane diols.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 90 DEG C, react 3h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.03:0.06:250.
Silver salt is: AgNO
3.
Guiding agent is: polyethylene glycol.
Solvent is: propane diols.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 10h at 160 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: the perfluor tert-butyl alcohol;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:0.5:200;
Solvent is: propane diols.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 0.1%;
Mass ratio between its epoxy resin and curing agent is: 1:0.34;
Described epoxy resin is: phenol aldehyde type epoxy resin;
Curing agent is: diethylenetriamines;
The solvent dissolving fluorine-containing nano-silver thread is: methyl alcohol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 0.1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 80 DEG C, drying 4 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: pottery.
Embodiment 6: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 70 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 170 DEG C of isothermal reaction 1.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.4:1.6 × 10
-3: 150.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol;
Slaine is: Na
2s;
Solvent is: propane diols.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 130 DEG C, react 2h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.1:0.06:400.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol.
Solvent is: propane diols.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 5h at 170 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: the perfluor tert-butyl alcohol;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:5:250;
Solvent is: propane diols.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 5%;
Mass ratio between its epoxy resin and curing agent is: 1:0.5;
Described epoxy resin is: phenol aldehyde type epoxy resin;
Curing agent is: diethylenetriamines;
The solvent dissolving fluorine-containing nano-silver thread is: ethanol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 120 DEG C, drying 8 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: tin indium oxide (ITO) film.
Embodiment 7: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 70 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 170 DEG C of isothermal reaction 1.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.4:1.6 × 10
-3: 150.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol;
Slaine is: FeCl
3;
Solvent is: glycerine.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 130 DEG C, react 2h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano-silver thread, silver salt, guiding agent, solvent is: 1:0.1:0.06:400.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol.
Solvent is: glycerine.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 5h at 170 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: 11 fluorine caproic acids;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:5:250;
Solvent is: glycerine.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 5%;
Mass ratio between its epoxy resin and curing agent is: 1:0.5;
Described epoxy resin is: bisphenol f type epoxy resin;
Curing agent is: triethylamine;
The solvent dissolving fluorine-containing nano-silver thread is: ethanol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 120 DEG C, drying 8 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: polyaniline film.
Embodiment 8: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 70 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 170 DEG C of isothermal reaction 1.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.4:1.6 × 10
-3: 150.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol;
Slaine is: FeCl
3;
Solvent is: glycerine.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 130 DEG C, react 2h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.1:0.06:400.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol.
Solvent is: glycerine.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 5h at 170 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: 11 fluorine caproic acids;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:5:250;
Solvent is: glycerine.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 5%;
Mass ratio between its epoxy resin and curing agent is: 1:0.5;
Described epoxy resin is: bisphenol f type epoxy resin;
Curing agent is: triethylamine;
The solvent dissolving fluorine-containing nano-silver thread is: ethanol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 1 μm, is then coated with in face and sprays to its surface, then be placed in drying box, drying 8 hours at 100 DEG C; The required conductive coating with self-cleaning function can be obtained.
Wherein base material is: film of poly pyrrole.
Embodiment 9: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 70 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 170 DEG C of isothermal reaction 1.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.4:1.6 × 10
-3: 150.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol;
Slaine is: FeCl
3;
Solvent is: glycerine.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 130 DEG C, react 2h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.1:0.06:400.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol.
Solvent is: glycerine.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 5h at 170 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: 11 fluorine caproic acids;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:5:250;
Solvent is: glycerine.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 5%;
Mass ratio between its epoxy resin and curing agent is: 1:0.5;
Described epoxy resin is: bisphenol f type epoxy resin;
Curing agent is: triethylamine;
The solvent dissolving fluorine-containing nano-silver thread is: ethanol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 120 DEG C, drying 8 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: glass.
Embodiment 10: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 70 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 170 DEG C of isothermal reaction 1.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.4:1.6 × 10
-3: 150.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol;
Slaine is: CuCl
2;
Solvent is: butanediol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 130 DEG C, react 2h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.1:0.06:400.
Silver salt is: AgClO
4.
Guiding agent is: polyvinyl alcohol.
Solvent is: butanediol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 5h at 170 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro capryl aniline;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:5:250;
Solvent is: butanediol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 5%;
Mass ratio between its epoxy resin and curing agent is: 1:0.5;
Described epoxy resin is: bisphenol A type epoxy resin;
Curing agent is: DADPS;
The solvent dissolving fluorine-containing nano-silver thread is: ethanol.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 1 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 120 DEG C, drying 8 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: pottery.
Embodiment 11: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 120 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 160 DEG C of isothermal reaction 2.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.6:1.9 × 10
-3: 200.
Silver salt is: AgF.
Guiding agent is: PVP;
Slaine is: CuCl
2;
Solvent is: butanediol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 160 DEG C, react 1h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.15:0.06:500.
Silver salt is: AgF.
Guiding agent is: PVP.
Solvent is: butanediol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 2h at 180 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro capryl aniline;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:10:300;
Solvent is: butanediol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 10%;
Mass ratio between its epoxy resin and curing agent is: 1:0.74;
Described epoxy resin is: bisphenol A type epoxy resin;
Curing agent is: DADPS;
The solvent dissolving fluorine-containing nano-silver thread is: water.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 2 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 150 DEG C, drying 15 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: tin indium oxide (ITO) film.
Embodiment 12: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 120 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 160 DEG C of isothermal reaction 2.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.6:1.9 × 10
-3: 200.
Silver salt is: AgF.
Guiding agent is: PVP;
Slaine is: CuCl
2;
Solvent is: butanediol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 160 DEG C, react 1h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.15:0.06:500.
Silver salt is: AgF.
Guiding agent is: PVP.
Solvent is: butanediol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 2h at 180 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro capryl aniline;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:10:300;
Solvent is: butanediol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 10%;
Mass ratio between its epoxy resin and curing agent is: 1:0.74;
Described epoxy resin is: bisphenol A type epoxy resin;
Curing agent is: DADPS;
The solvent dissolving fluorine-containing nano-silver thread is: water.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 2 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 150 DEG C, drying 15 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: polyaniline film.
Embodiment 13: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 120 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 160 DEG C of isothermal reaction 2.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.6:1.9 × 10
-3: 200.
Silver salt is: AgF.
Guiding agent is: PVP;
Slaine is: natrium citricum;
Solvent is: neopentyl glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 160 DEG C, react 1h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.15:0.06:500.
Silver salt is: AgF.
Guiding agent is: PVP.
Solvent is: neopentyl glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 2h at 180 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro octyl sulfonic acid amine;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:10:300;
Solvent is: neopentyl glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 10%;
Mass ratio between its epoxy resin and curing agent is: 1:0.74;
Described epoxy resin is: polyphenylene ethylene oxidic ester;
Curing agent is: dodeca-tertiary amine;
The solvent dissolving fluorine-containing nano-silver thread is: water.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 2 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 150 DEG C, drying 15 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: film of poly pyrrole.
Embodiment 14: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 120 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 160 DEG C of isothermal reaction 2.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.6:1.9 × 10
-3: 200.
Silver salt is: AgF.
Guiding agent is: PVP;
Slaine is: natrium citricum;
Solvent is: neopentyl glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 160 DEG C, react 1h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.15:0.06:500.
Silver salt is: AgF.
Guiding agent is: PVP.
Solvent is: neopentyl glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 2h at 180 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro octyl sulfonic acid amine;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:10:300;
Solvent is: neopentyl glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 10%;
Mass ratio between its epoxy resin and curing agent is: 1:0.74;
Described epoxy resin is: polyphenylene ethylene oxidic ester;
Curing agent is: dodeca-tertiary amine;
The solvent dissolving fluorine-containing nano-silver thread is: water.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 2 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 150 DEG C, drying 15 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: glass.
Embodiment 15: the preparation with the transparent conducting coating of self-cleaning function
(1) preparation of nano-silver thread:
At temperature is 120 DEG C, silver salt, guiding agent, slaine are dissolved in solvent, preheating, after question response thing dissolves completely, then are warming up to 160 DEG C of isothermal reaction 2.5h, then spend deionized water centrifugal 3 times, obtain nano-silver thread.
The mass ratio of silver salt used, guiding agent, slaine, solvent is: 1:1.6:1.9 × 10
-3: 200.
Silver salt is: AgF.
Guiding agent is: PVP;
Slaine is: natrium citricum;
Solvent is: neopentyl glycol.
(2) preparation of spike structure nano silver line:
The nano-silver thread prepared is joined ultrasonic preparation in solvent and obtains suspension, join in autoclave again, and silver salt and guiding agent are joined in autoclave, at 160 DEG C, react 1h, with centrifugal 3 times of acetone washing, obtain spike structure nano silver line.
Wherein the mass ratio of nano silver wire, silver salt, guiding agent, solvent is: 1:0.15:0.06:500.
Silver salt is: AgF.
Guiding agent is: PVP.
Solvent is: neopentyl glycol.
(3) preparation of fluorine-containing nano-silver thread
Spike structure nano silver line, low-surface energy substance, solvent are joined in reaction bulb, stirring reaction 2h at 180 DEG C, more ultrasonic 15min, finally with centrifugal 3 times of acetone washing, obtain required fluorine-containing nano-silver thread.
Low-surface energy substance is: perfluoro octyl sulfonic acid amine;
Wherein the mass ratio of spike structure nano silver line, low-surface energy substance, solvent is: 1:10:300;
Solvent is: neopentyl glycol.
(4) there is the preparation of the electrically-conducting paint of self-cleaning function:
Primary coat: epoxy resin is mixed with curing agent;
Face is coated with: mass concentration is the fluorine-containing nano-silver thread solution of 10%;
Mass ratio between its epoxy resin and curing agent is: 1:0.74;
Described epoxy resin is: polyphenylene ethylene oxidic ester;
Curing agent is: dodeca-tertiary amine;
The solvent dissolving fluorine-containing nano-silver thread is: water.
(5) there is the preparation of the conductive coating of self-cleaning function:
Primary coat is coated to substrate surface, and its coating layer thickness is 2 μm, and be then coated with in face and spray to its surface, then be placed in drying box, at 150 DEG C, drying 15 hours, can obtain the required conductive coating with self-cleaning function.
Wherein base material is: pottery.
Embodiment 16: the performance measurement with the transparent conducting coating of self-cleaning function
The conductive coating of the self-cleaning function that embodiment 1 ~ 15 prepares is carried out to the tests such as resistance, light transmittance, water contact angle, oily contact angle and roll angle, the results are shown in Table 1.
Wherein, contact angle and roll angle are all measure at 25 DEG C, and water contact angle deionized water measures, and drop amount is 6 μ L, and oily contact angle edible oil measures, and drop amount is 8 μ L, and roll angle deionized water measures, and drop amount is 5 μ L.
As shown in Table 1, the conductive coating that the present invention prepares has good hydrophobicity and oleophobic property, namely has good automatically cleaning ability; Light transmittance is high, and the transparency is good; Sheet resistance is low, has good electric conductivity.
Table 1 has the performance indications of the conductive coating of self-cleaning function
|
Average resistance (Ω/) |
Light transmittance (%) |
Water contact angle (°) |
Oil contact angle (°) |
Roll angle (°) |
Embodiment 1 |
37 |
85 |
149 |
138 |
10 |
Embodiment 2 |
40 |
87 |
150 |
140 |
8 |
Embodiment 3 |
39 |
84 |
151 |
138 |
8 |
Embodiment 4 |
42 |
85 |
147 |
140 |
9 |
Embodiment 5 |
44 |
— |
152 |
139 |
7 |
Embodiment 6 |
31 |
82 |
155 |
142 |
4 |
Embodiment 7 |
32 |
78 |
152 |
141 |
5 |
Embodiment 8 |
27 |
83 |
150 |
138 |
7 |
Embodiment 9 |
28 |
80 |
156 |
141 |
4 |
Embodiment 10 |
31 |
— |
153 |
143 |
5 |
Embodiment 11 |
23 |
75 |
163 |
150 |
3 |
Embodiment 12 |
17 |
79 |
158 |
151 |
4 |
Embodiment 13 |
22 |
81 |
162 |
153 |
2 |
Embodiment 14 |
20 |
77 |
160 |
151 |
3 |
Embodiment 15 |
18 |
— |
164 |
149 |
4 |
Note: in upper table, average resistance is measured by four-point probe, and light transmittance is measured by light transmittance tester, embodiment 4, embodiment 10 and embodiment 15, due to base material select be pottery, itself is completely light tight, so cannot measure the light transmittance of coating, represents by "-".
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.