CN106563631A - Method for realizing bacteria resistance on touch control surface of all-in-one machine by nanosilver - Google Patents
Method for realizing bacteria resistance on touch control surface of all-in-one machine by nanosilver Download PDFInfo
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- CN106563631A CN106563631A CN201610937947.4A CN201610937947A CN106563631A CN 106563631 A CN106563631 A CN 106563631A CN 201610937947 A CN201610937947 A CN 201610937947A CN 106563631 A CN106563631 A CN 106563631A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
- B05D2601/28—Metals
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- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
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- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Agronomy & Crop Science (AREA)
- Materials Engineering (AREA)
- Pest Control & Pesticides (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a method for realizing bacteria resistance on a touch control surface of an all-in-one machine by nanosilver. A nanosilver substance is uniformly and stably coated on the surface of the all-in-one machine as a bactericide by a slot extrusion coating mode; the nanosilver substance is used as the bactericide, and contains a nanosilver simple substance, a dispersing agent, a curing agent, an antioxidant, adhesive and copper-nickel ions; and the edge length of synthesized nanosilver cubic particles is preferentially 10 nm. The nanosilver substance is uniformly and stably coated on the surface of the all-in-one machine as the bactericide by the slot extrusion coating mode, so that the attachment problem of nanosilver on the surface of the touch control all-in-one machine is effectively solved, the normal human vision and the use effect are not influenced, and the antibacterial effect is excellent.
Description
Technical field
The present invention relates to all-in-one machine for multimedia teaching, advertising integrated machine, inquire about all-in-one, all-in-one of ordering dishes, entertaining integrated
The correlation all-in-one product scope such as machine, and in particular to a kind of method that all-in-one touch-control surface realizes antibacterial using Nano Silver.
Background technology
With the development of society, the large quantities of listings of increasing wisdom product.This invention preferably ensures people in life
Used in all-in-one product health, health, safety.
Nano Silver (Ag) is the nanoscale physical state for referring to silver-colored simple substance, outer shell electron distribution structure such as Fig. 1 of its atom-
Shown in 1, silver under nm regime the characteristics of there is extremely strong oxidation activity, this invention exactly does sterilized place using its oxidisability
Reason.The reduction potential of high oxygen condition silver is high, and in the presence of light, silver and water or air effect generate active oxygen and OH free radicals,
With very strong redox.Its mechanism is as follows：
（1）The synthesis of interference cell wall, bacteria cell wall important component is peptide glycan, and interference of the anti-biotic material to cell membrane is made
With, it is main to suppress polysaccharide chain to be crosslinked with linking with tetrapeptide, so that cell membrane loses integrality, lose the protection to osmotic pressure
Effect, damage thalline and it is dead；
（2）Can damaging cells film.Cell membrane is the important part of bacterial cell vital movement.Therefore, such as damaged membrane
Wound, destruction, will cause bacterial death；
（3）Suppress the synthesis of protein.The building-up process of protein is changed, stops, making bacterial death；
（4）The synthesis of RNA.It is in a word the duplication for hindering hereditary information, including the synthesis of DNA, RNA, and DNA moulds
Plate transcript mRNA etc..
The antibacterial action of silver ion and compound is early known, and is used widely.At present, in the world more than half
Several airlines is using the water filter of silvery.The swimming pool of many countries is also purified with silver, and the water after purification will not picture
The water purified using chemicals is such, stimulates the eyes and skin of swimmer.
One of main component of composition bacterial cell membrane structure is fat, and wherein most is phosphatide.Phospholipid molecule is with phosphorus
Polarity gene based on acidic group or phosphorylcholine constitutes the hydrophilic head of fat molecule, and is distributed in cell membrane surfaces externally and internally；Its
LCFA alkyl be neutral hydrophobic group because constituting the hydrophobic tail of fat molecule, and be distributed in center membrane area.In fat molecule
The length of fatty acid hydrocarbon chains and the number of double bond can directly affect the property of film.So, when bacterial micro-organism is near anti-biotic material
Surface or it is neighbouring when, around anti-biotic material produce active oxygen and .OH free radical attack bacteria cell membranes, cause：
（a）Characterize a- helical contents in secondary protein structure to change；
（b）The 1727cm-1 IR peak intensities of c=0 double bonds increase, and the orientation of glyceryl skeleton there occurs change；
（c）Increase near doping region C=0 genes；
（d）C=0 double bonds are reduced, and hydrocarbon chain is unsaturated to be reduced；
（e）It is difficult to recover after the damage of memebrane protein secondary structure, damages and there is irreversibility, so that material has lasting resisting
Bacterium effect.
The silver ionized water solution that the nanoscale fine particle and nm silver of silver is discharged, all with significant sterilized effect
Really, in the case that Nano Silver dilutes at many times, for Escherichia coli, golden yellow grape ask bacterium, Salmonella and Pseudomonas aeruginosa
Deng, there is 99.99% suppression effect, its main cause is the biological agent that silver has in itself.Active silver ion can attract bacterial body
Sulfydryl on interior zymoprotein, is promptly combined together, and makes the ferment containing sulfydryl lose activity, and makes bacterial death.Value
The part that must be noted is：After bacterium is killed by silver ion, silver ion again can be from separate out on the bacterium for dying then persistently right
Bacterium living is cooked the action of repetition, until all bacteriums are destroyed.It follows that effect of Nano Silver is belonging to long-acting type antibacterial
Agent.
Existing silver correlation sterilization technology international at present and its application
1. air killing virus, use simple silver ion spraying.
2. water antivirus, uses the direct application of silver ion.
3. body surface antivirus, such as phone, computer.
4. medical application, such as oral cavity, catheter, Medical coating section, scalpel etc..
Current technology aspect is mainly with 1）Directly silver ion application.2）Spraying（Such as phone, computer）.3）Plating（Such as
Scalpel）.
The content of the invention
The technical problem to be solved is to provide a kind of efficiently solving in touch-control all-in-one machine nano surface silver
Attachment issue, has no effect on normal human visual and using effect, and the good all-in-one touch-control surface of antibacterial effect adopts nanometer
The method that silver realizes antibacterial.
The present invention is achieved through the following technical solutions：A kind of all-in-one touch-control surface realizes antibacterial using Nano Silver
Method, using slit extruded type coating method in uniform, the stable coated with nano silver material in all-in-one surface as bactericide；
Used as bactericide, it includes Nano Silver simple substance, dispersant, curing agent, antioxidant, adhesive and cupro-nickel to nano-silver substances
Ion, the length of side prioritizing selection 10nm of the Nano Silver cube particle of synthesis, its method is：
（One）Ethylene glycol is heated to into 160 DEG C, AgNO3 and polyvinylpyrrolidone are then added dropwise simultaneously（PVP, Mw=55000）'s
Ethylene glycol solution, controls rate of addition for 375L/min；
（Two）In order to obtain silver-colored cube, the ultimate density for needing to control AgNO3 is：0.125-0.25M, PVP/AgNO3 mole
Than for 1.5.
As preferred technical scheme, a small amount of dispersant is added, be allowed to be more readily dispersed in epoxy resin, dispersant is adopted
It is serial with DISPERBYK.
As preferred technical scheme, after the dispersant of suitable species and quantity is added in elargol, it is possible to obtain relative
Stable system, by silver-colored cube, the diethylene glycol ether acetate alone of 10g, a certain amount of dispersion that 100g particle diameters are 10nm
Agent adds ball milling 3h in ZrO2 ball grinders, ball milling to test its viscosity immediately after terminating.
Used as preferred technical scheme, Nano Silver simple substance chooses 60 ~ 70%, and dispersant 0.7 ~ 0.9%, curing agent 1% ~ 2% resists
Oxidant 0.1% ~ 0.5%, adhesive 10% ~ 25%, cupro-nickel ion 3% ~ 5%.
The invention has the beneficial effects as follows：The present invention is covered with the silver of nm regime, collargol, its surface area on all-in-one surface
Greatly, meet the water in air and Ag=Ag++e reactions are presented, and silver oxide is met water and AgO+H2O=Ag2++2OH- reactions, Ag is presented
+ can rapidly be combined with the sulfydryl-SH of zymoprotein in thalline, make some as the enzyme loss of activity of necessary base, kill so as to reach
Bacterium acts on.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is Nano Silver Ag aspect graphs；
Fig. 2 is change curve of the elargol viscosity with the content of three kinds of dispersants；
Fig. 3 is dispersant（It is stable）The schematic diagram of Argent grain；
Fig. 4 is display renderings under contact panel Escherichia coli high-power microscope before test；
Fig. 5 is display renderings under contact panel Escherichia coli high-power microscope after test；
Fig. 6 is display renderings under contact panel staphylococcus aureus high-power microscope before test；
Fig. 7 is display renderings under contact panel staphylococcus aureus high-power microscope after test.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
Need using slit extruded type coating method in uniform, the stable coated with nano silver material in all-in-one surface as sterilization
Agent；Used as bactericide, it includes Nano Silver simple substance, dispersant, curing agent, antioxidant, adhesive and cupro-nickel to nano-silver substances
Ion, Nano Silver simple substance selection 60 ~ 70%, dispersant 0.7 ~ 0.9%, curing agent 1% ~ 2%, antioxidant 0.1% ~ 0.5%, adhesive
10% ~ 25%, cupro-nickel ion 3% ~ 5%, as shown in Figure 1.
Shape of particle is controlled by controlling crystal growth condition, the pattern of crystal is due to the growth of the different crystal face of crystal
Speed is different and cause, it is in addition also related to external growth condition.When balance controlled crystal growth, crystal it is whole
Volume morphing is determined by that most slow crystal face of growth rate.Meanwhile, the size of degree of supersaturation can also affect the growth of crystal
Speed, degree of supersaturation is little, and growth rate is just little.The length of side prioritizing selection 10nm of the Nano Silver cube particle of synthesis.
Method, by ethylene glycol 160 DEG C are heated to, and AgNO3 and polyvinylpyrrolidone are then added dropwise simultaneously（PVP, Mw=
55000）Ethylene glycol solution, control rate of addition for 375L/min, in order to obtain silver-colored cube, need to control AgNO3 most
It is final concentration of：0.125-0.25M, PVP/AgNO3 mol ratio is 1.5.
The particle diameter of silver-colored cube particle is in Nano grade, is prone to reunite after synthesis, and dispersion is more difficult, and this project is adopted
It is allowed to be more readily dispersed in epoxy resin with the method for a small amount of dispersant is added.Conventional dispersant is that DISPERBYK is serial.
The selection of dispersant：After the dispersant of suitable species and quantity is added in elargol, it is possible to obtain metastable body
System, from from apparent, the viscosity of system can be greatly reduced.By 100g particle diameters be the silver-colored cube of 10nm, the diethylene glycol list of 10g
Ethyl ether acetate ester, a certain amount of dispersant add ball milling 3h in ZrO2 ball grinders, ball milling to test its viscosity immediately after terminating.
As shown in Fig. 2 the viscosity of system is preferably minimized when three kinds of dispersants account for the weight of silver powder than being for about 0.7%, but
The viscosity of DISPERBYK-2070 is lower, so being preferred version.
As shown in figure 3, on the dispersant there is anchor key in face（anchoring group）, for closing with the anchor of silver surface, also
There is solvatable chain（solvatable chain）.Solvatable chain-unfolding, when silver powder is adjacent to each other, is produced in solvent
Raw repulsive interaction, prevents the aggregation between particle, so as to prevent sedimentation aggregation.
Production main raw material(s) title, specification and manufacturer see the table below.
Production main raw material(s) used
Main experimental materials
| Material name | Referred to as | Specification | Manufacturer |
| All-in-one (panel) | COVER | Analysis is pure | Domestic Berne optics, blue Cisco's skill |
| Silver-colored simple substance | Ag | Chemistry is pure | The auspicious chemistry of space |
| Curing agent（Aminoethyl piperazine） | AE | Chemistry is pure | German BASF |
| Dispersant | DIS | Chemistry is pure | German Bi Ke BYK190, BYK330, BYK163 are serial |
| Antioxidant | ANT | Chemistry is pure | Japanese Honshu BHT is serial |
| Cupro-nickel ion | CU-NI | Analysis is pure | Domestic aluminium, zinc, copper compound |
| Adhesive | OCA | Chemistry is pure | U.S. 3M |
| Auxiliary agent | AUX | Analysis is pure | German Bi Ke BYK018 are serial |
The title of experiment key instrument and equipment, model and manufacturer are shown in Table 1.
Production key instrument used and equipment
Main experimental apparatus and instruments
| Instrument title | Model | Manufacturer |
| Ubbelohde viscometer | 0.6mm | Chemical Reagent Co., Ltd., Sinopharm Group |
| Fourier transformation infrared spectrometer（FTIR） | Nicolet iS10 | Thermo Scientific companies of the U.S. |
| Space radiation environment frictional experiment device | ECR-AB200 | Wuhu Royalstar Plastics Co., Ltd. |
| Optical balance | XS3DU | Mettler-Toledo companies of Switzerland |
| Photoelectron spectroscopy analyzer（XPS） | Kratos AXIS Ultra DLD | Japanese SHIMADZU companies |
| SEM（SEM） | VEGA 3 | TESCAN companies of Czech |
| AFM（AFM） | Diinnova | German Bruke companies |
| X-ray diffractometer（XRD） | XRD-7000S | Japanese SHIMADZU companies |
| Thermal gravimetric analyzer（TGA） | Q600 | TA Instruments companies of the U.S. |
| Dynamic mechanical analyzer（DMA） | Q800 | TA Instruments companies of the U.S. |
| Universal testing machine | CMT 8502 | MTS companies of the U.S. |
| Drum-type coating machine | Ky8902M | Korea Han Yong |
| UV machines | Kr200-N | Korea's will star |
| Drying machine | SB4-100.VS254TD | German Remeza |
| Hot food texture measurement | TPS 2500S | Hot Disk companies of Sweden |
| Vector network analyzer | WILTRON 37269 | Xian Electronics Science and Technology University |
1st, Fourier infrared spectrum analysis（FTIR）：Using the Nicolet of ThermoFisher Scientific companies of the U.S.
IS10 FT-IR spectrums instrument is characterized to the chemical constitution of sample, sweep limits 4000-400cm-1, resolution ratio is
2cm-1。
2nd, ESEM（SEM）Analysis：The abscess knot of sample is observed using types SEM of VEGA 3 of TESCAN companies of Czech
Structure, electron accelerating voltage is 10kV；Using the microcosmic that Ag is observed in the JSM-6700F types SEM observation sample of Japanese JEOL companies
Pattern, and silver particles deployment conditions.
3rd, condensed state structure test：Using the XRD-7000S type x-ray diffractometer test specimens of Japanese SHIMADZU companies
The degree of crystallinity of product.Diffraction apparatus voltage is 40kV, and electric current is 40mA, and θ=5～60 of sweep limits 2, sweep speed is 5/min.
4th, Mechanics Performance Testing：Using the mechanical property of the type universal testing machine test samples of CMT 8502 of MTS companies of the U.S.
Energy.The compression performance of sample is tested according to GB/T 8813, loading speed be 2 mm/min, sample size be 50mm ×
50mm×25mm（Length × width × height）；The tensile property of sample is tested according to GB/T 6344, loading speed is 2 mm/
Min, sample size is 150mm × 40mm × 10mm（Dumbbell shape）.
5th, dynamic mechanical（DMA）Test：Using the DMA Q800 types dynamic machine of TA Instruments companies of the U.S.
Storage modulus and loss modulus of the tool analyzer to sample（tanδ）.5 DEG C/min of heating rate, frequency is 1Hz, room temperature to 350
℃。
6th, Determination of conductive coefficients：Using the hot food texture measurement of TPS 2500S types of Hot Disk companies of Sweden to sample
Thermal conductivity factor is tested.
7th, dielectric properties test：Using U.S.'s vector network analyzer（WILTRON 37269）Test system, test sample
Dielectric constant and dielectric loss under 9.3GHz and 35GHz.
8th, anti-atomic oxygen performance test：Using the ECR-AB200 type plasmas of Wuhu Royalstar Plastics Co., Ltd.
Atom oxygengenerating plant carries out anti-atomic oxygen performance test to sample.ECR-AB200 type Plasma-Atomic oxygengenerating plants are
A kind of microwave plasma build ground-based simulation equipment, its operation principle is：Microwave Jing Wave guide systems and quartz that microwave tube is produced
Window injects microwave ECR resonant cavity parallel to magnetic field, and microwave adds thermoelectron, ionization to pour the work in vacuum chamber in ECR resonant layers
Gas produces high density oxygen plasma, and oxygen plasma diffuses to downstream processes room to complete to examination along the divergence field magnetic line of force
The elemental oxygen radiation test of sample.
The elemental oxygen fluence of ECR-AB200 type Plasma-Atomic oxygengenerating plants by commercialization standard K apton
The mass loss of film is demarcated, and its formula is as follows：
In formula, F is atomic oxygen beam flux density（atoms/cm2•s）；Δ M is the mass loss of sample（g）；ρ is sample
Density（g/cm3）, A is the area of sample（7.065cm2）, t is the sample irradiated time（s）, Ey is the original of Kapton films
Sub- oxygen attack coefficient（3×10-24cm3/atom）.Jing demarcate this experimental provision atomic oxygen beam flux density be 8.30 ×
1015cm3/atom.Hence with formula（6-1）The atomic oxygen erosion coefficient of other polymers material can be derived in turn,
Its formula is as follows：
AFM（AFM）：Sample surfaces are tapped using the Diinnova type AFMs of Bruke companies
Formula sweep test.
XPS Analysis（XPS）：Using the Kratos AXIS ULTRA type multifunctional light electronics of Japanese Shimadzu Corporation
Energy disperse spectroscopy is tested elements A g, C, H, N and O in sample.
At present exclusive does antiseptic elements with cupro-nickel because Ni+, Cu+ with silver ion as with oxidisability, and bacterium
It is negatively charged, by Coulomb attraction, both is firmly adsorbed, silver enters intracellular from penetration cell wall, and reacts with SH bases, makes
Protein coagulating, destroy cell synzyme activity, cell loss division growth ability and it is dead.Ag+, Ni+, Cu+ can also break
Bad microorganism electric transmission system, respiratory system and substance delivery system.
It is that, than comparatively dense, its surface is contained in the distribution of the bacterial classification on all-in-one surface not after Nano Silver sterilization
Substantial amounts of bacterium, as shown in Figure 4 and Figure 6, and the all-in-one table after the Nano Silver of present invention employing and paint-on technique sterilization
Face, the quantity of its bacterial classification is substantially reduced, such as Fig. 5 and Fig. 7, therefore, it is experimentally confirmed, using the technology of the present invention, Neng Gouyou
Effect kills the bacterium on all-in-one surface, using safer.
The invention has the beneficial effects as follows：The present invention is covered with the silver of nm regime, collargol, its surface area on all-in-one surface
Greatly, meet the water in air and Ag=Ag++e reactions are presented, and silver oxide is met water and AgO+H2O=Ag2++2OH- reactions, Ag is presented
+ can rapidly be combined with the sulfydryl-SH of zymoprotein in thalline, make some as the enzyme loss of activity of necessary base, kill so as to reach
Bacterium acts on.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
The change or replacement expected without creative work, all should be included within the scope of the present invention.Therefore, it is of the invention
The protection domain that protection domain should be limited by claims is defined.
Claims (4)
1. a kind of method that all-in-one touch-control surface realizes antibacterial using Nano Silver, it is characterised in that：Applied using slit extruded type
Mode for cloth is in uniform, the stable coated with nano silver material in all-in-one surface as bactericide；
Used as bactericide, it includes Nano Silver simple substance, dispersant, curing agent, antioxidant, adhesive and cupro-nickel to nano-silver substances
Ion, the length of side prioritizing selection 10nm of the Nano Silver cube particle of synthesis, its method is：
（One）Ethylene glycol is heated to into 160 DEG C, AgNO3 and polyvinylpyrrolidone are then added dropwise simultaneously（PVP, Mw=55000）'s
Ethylene glycol solution, controls rate of addition for 375L/min；
（Two）In order to obtain silver-colored cube, the ultimate density for needing to control AgNO3 is：0.125-0.25M, PVP/AgNO3 mole
Than for 1.5.
2. the method that all-in-one touch-control surface as claimed in claim 1 realizes antibacterial using Nano Silver, it is characterised in that：Add
A small amount of dispersant, is allowed to be more readily dispersed in epoxy resin, and dispersant is serial using DISPERBYK.
3. the method that all-in-one touch-control surface as claimed in claim 2 realizes antibacterial using Nano Silver, it is characterised in that：In silver
After the dispersant of suitable species and quantity is added in glue, it is possible to obtain metastable system, by the silver that 100g particle diameters are 10nm
Cube, the diethylene glycol ether acetate alone of 10g, a certain amount of dispersant add ball milling 3h in ZrO2 ball grinders, ball milling knot
Test its viscosity after beam immediately.
4. the method that all-in-one touch-control surface as claimed in claim 1 realizes antibacterial using Nano Silver, it is characterised in that：Nanometer
Silver-colored simple substance selection 60 ~ 70%, dispersant 0.7 ~ 0.9%, curing agent 1% ~ 2%, antioxidant 0.1% ~ 0.5%, adhesive 10% ~ 25%,
Cupro-nickel ion 3% ~ 5%.
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| CN113185879A (en) * | 2021-04-20 | 2021-07-30 | 三明学院 | Nano-silver sustainable antibacterial coating and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185879A (en) * | 2021-04-20 | 2021-07-30 | 三明学院 | Nano-silver sustainable antibacterial coating and preparation method thereof |
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