CN106388081B - A kind of preparation method of mask and Zinc oxide quantum dot inserted sheet with filtering inserted sheet - Google Patents
A kind of preparation method of mask and Zinc oxide quantum dot inserted sheet with filtering inserted sheet Download PDFInfo
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- CN106388081B CN106388081B CN201610776388.3A CN201610776388A CN106388081B CN 106388081 B CN106388081 B CN 106388081B CN 201610776388 A CN201610776388 A CN 201610776388A CN 106388081 B CN106388081 B CN 106388081B
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1192—Protective face masks, e.g. for surgical use, or for use in foul atmospheres with antimicrobial agent
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/30—Antimicrobial, e.g. antibacterial
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Cosmetics (AREA)
Abstract
A kind of preparation method of mask and Zinc oxide quantum dot inserted sheet with filtering inserted sheet, it is related to dust control technology field, the mask is provided with hangers band, the activated carbon fiber layers inserted sheet of three-decker and Zinc oxide quantum dot inserted sheet are provided among inside and outside two layers of mask body, Zinc oxide quantum dot inserted sheet is the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot, and preparation method is：Prepare acetic acid zinc solution；Prepare potassium hydroxide-ethanol solution；Prepare Zinc oxide quantum dot；Prepare mask inserted sheet；It loads again.The preparation method of the Zinc oxide quantum dot inserted sheet of the present invention is easy, integration is high, can be recycled, with the protection of good haze and health-care effect, under conditions of without using noble metal catalyst, filtering of the mask to toxic gases such as sulfur dioxide, nitrogen oxides is realized.The mask has certain anti-microbial property, can clean and reuse repeatedly for inside and outside two layers.
Description
Technical field
The present invention relates to dust control technology fields more particularly to a kind of mask and Zinc oxide quantum dot with filtering inserted sheet to insert
The preparation method of piece.
Background technology
Survey report about haze weather in 2016 shows that serious pollution occurs for 33, China city, occurs unprecedented
Serious haze weather, influence people's health, life and trip.The main component of haze is pellet, titanium dioxide
Sulphur and nitrogen oxides and this three, are mainly derived from industrial production, coal-fired, motor vehicles, airborne dust etc..Inhalable particles lead to
Normal grain size is 10 um hereinafter, the nasal cavity of human body and throat can not be filtered when grain size is less than 2.5 um, these particles will pass through branch
Tracheae and alveolar enter blood circulation system, and insulting respiratory system and cardiovascular system.Sulfur dioxide is by human body
After sucking respiratory tract, because of the sulfurous acid of generation soluble easily in water, so that most of be arrested in the upper respiratory tract, and sulfurous acid has
Irritation, and part is oxidized to the stronger sulfuric acid of irritation.The daily inhaled concentration of human body is the titanium dioxide of 100 ppm according to investigations
Sulphur will damage lung tissue, if sulfur dioxide enters human lung's deep layer, toxicity will increase 3-4 times.Sulfur dioxide is also
It can be absorbed by the body into blood, the activity of destructive enzyme makes human body metabolic disturbance.In addition as another main in air
Pollutant, nitrogen oxides（Including nitric oxide and nitrogen dioxide etc.）Also human lung can be stimulated, reduce people is for breathing
The resistance for disease of uniting and the lung's development for influencing children.
For serious haze phenomenon, outgoing mask of wearing has become most common protection method.It is common on the market at present
Mask include cotton mask, common absorbent gauze mask, active carbon mask, industrial anti-dust mask（KN90、950）Deng.
These conventional medical and civilian masks purify air, but the titanium dioxide in air generally by the mode of isolation fine particle
Sulphur and nitrogen oxides cannot but pass through filtering or Adsorption.And bacterium can be also grown after mask wearing a period of time, it causes
Secondary pollution.It is to increase catalyst layer in mask mostly the existing technology for removing denitrification, but this method is mostly using expensive
Metallic catalyst involves great expense and has to health potentially hazardous.To cope with increasingly serious haze weather, develop a
It takes into account isolation particulate matter and goes the mask of sulphur removal nitrogen, antibacterial bacteriostatic very necessary.
Invention content
The present invention provides a kind of simple in structure, good permeability, can be effective to solve the disadvantage that the above-mentioned prior art
Remove the mask with filtering inserted sheet of sulfur dioxide, nitrogen oxides.The mask with filtering inserted sheet also has certain resist
Bacterium performance, mask can be avoided secondary pollution caused by when wear time grows bacterium long.Inside and outside two layers of the mask can be anti-
Multiple cleaning and reuse, the Zinc oxide quantum dot inserted sheet preparation method for carrying Core Feature is simple, and can replace and recycle
It uses.
The invention is realized in this way：A kind of mask with filtering inserted sheet, connects including mask body with mask both ends
Hangers band, mask body is divided into two layers inside and outside, sutures to form interlayer and interlayer or so by upper and lower both sides for this inside and outside two layers
Opening is provided at both ends with, double medium filtration inserted sheet, respectively activated carbon fiber layers inserted sheet and Zinc oxide quantum dot are provided in interlayer
Inserted sheet, wherein, activated carbon fiber layers inserted sheet is three-decker, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics from inside to outside,
Zinc oxide quantum dot inserted sheet is three layers be stitched together and loads the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip, the lower edge of mask body
It is provided with elastic brace web.
Regulation ring is provided on the hangers band.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 70
2 h are flowed back to prepare acetic acid zinc solution of the molar concentration as 0.167 M at a temperature of DEG C -85 DEG C；2. preparing molar concentration is
The potassium hydroxide-ethanol solution of 1.75 M takes the acetic acid zinc solution of 0.167 M that parts by weight are 14-17 parts as in ice bath,
The potassium hydroxide-ethanol solution for 1.75 M that parts by weight are 1-3 parts is added dropwise dropwise, it is observed that solution becomes milky white by clarifying
Color persistently stirs 20-40 min until solution change clarification, then takes out ice bath by reaction solution；3. measure three ethoxy of 3- aminopropyls
Base silane ((3-aminopropyl) triethoxysilane, APTES) is dissolved in deionized water, and dose volume ratio is
The APTES aqueous solutions of 33.3 % take parts by weight to be added drop-wise to step 2. middle institute dropwise for 0.1-0.3 parts of APTES solution at room temperature
In the reaction mixture of preparation, solution can be observed and become cloudy by clarifying, be vigorously stirred 2-4 h, centrifugal sediment and with anhydrous
Ethyl alcohol cleans three times, and then sediment is dried using air dry oven, is finally obtained with water-soluble zinc oxide amount
Sub-, the particle size of water-soluble Zinc oxide quantum dot is 3-7 nm；4. weighing water-soluble Zinc oxide quantum dot is dissolved in water
In, compound concentration is the water-soluble Zinc oxide quantum dot aqueous solution of 0.2-0.6 g/L, by be stitched together three layers of absorbent cotton
Gauze is immersed in water-soluble Zinc oxide quantum dot aqueous solution, is taken out after 5-10 min, and load is completed after naturally dry
There is the preparation of the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot；5. by using 365 nm ultra violet lamps of holding type containing aerobic
Change the Zinc oxide quantum dot inserted sheet of zinc quantum dot, if the inserted sheet yellow fluorescence is weaker or even disappears, show that zinc oxide is reacted
Totally, inserted sheet is positioned in clear water at this time and cleaned, then repeatedly 4. bearing again for Zinc oxide quantum dot inserted sheet can be realized in step
It carries, achievees the purpose that inserted sheet recycles.
In the present invention, using Zinc oxide quantum dot as the conception of one important inserted sheet of mask, its specific implementation principle is：
Sulfur dioxide concurrent biochemical reaction generation sulfurous acid soluble easily in water, and sulfurous acid is further oxidized to by the oxygen in air
Sulfuric acid.Nitrogen oxides such as nitric oxide, nitrogen dioxide, nitrogen trioxide etc..In addition to nitrogen dioxide, other nitrogen oxides pole
It is unstable, it meets light, heat etc. and becomes nitrogen dioxide and nitric oxide, nitric oxide becomes nitrogen dioxide, therefore in natural environment again
Predominantly nitric oxide and nitrogen dioxide, and based on nitrogen dioxide.Nitrogen dioxide is soluble easily in water and generation nitric acid is reacted with water
And nitric oxide.The present invention makes SOx and NOx anti-with ZnO in the environment of moistening using the humidification of the vapor of people's exhalation
Should, form ZnSO4、Zn(NO3)2Substances are waited, so as to which sour gas be prevented to enter respiratory tract.Specific main chemical reactions equation
It is as follows：
The antibiotic property of nano zine oxide is widely studied at present, and Antibacterial Mechanism can be divided into three kinds：Metal zinc ion is molten
Go out mechanism, Contact-sorption mechanism and photocatalytic mechanism is coefficient as a result, but predominantly digestion of metallic ion mechanism and light are urged
Change mechanism.Digestion of metallic ion mechanism refers to that electronegative bacterium can make positively charged Zn2+Gradually dissolution, due to the work of Coulomb force
It is combined with the two in cell membrane surface, subsequent Zn2+ Penetration cell film and intracellular protein qualitative response, make protein denaturation, from
And cause cell loss division growth ability and dead.And after thalline is killed, Zn2+Separate out is contacted with other bacterium colonies, after
Supervention waves antibacterial action.Photocatalysis antibacterial mechanism refers to when illumination is mapped to zinc oxide surface, and the electronics in valence band is excited jump
Conduction band is adjourned, so as to produce electronics (e in zinc oxide surface)-hole (h+) right.In electrons and holes pair and water or air
Oxygen effect generation active oxy group（∙OH, HO2∙, H2O2Deng）, and active tegmen group can destroy the cell wall of bacterium,
So as to achieve the purpose that kill or inhibit bacteria growth.The main chemical reactions formula that photocatalytic mechanism active oxy group generates is such as
Under：
Relative to the prior art, the beneficial effects of the invention are as follows：
The preparation method of the Zinc oxide quantum dot inserted sheet of present invention carrying Core Feature is easy, integration is high, recyclable makes
With, have good haze protection and health-care effect, under conditions of without using noble metal catalyst, realize mask to dioxy
Change the filtering of the toxic gases such as sulphur, nitrogen oxides.The mask with filtering inserted sheet also has certain anti-microbial property, can avoid
Mask secondary pollution caused by when wear time grows bacterium long, can clean and reuse repeatedly for inside and outside two layers.
Description of the drawings
Fig. 1 is the structure diagram of the mask with filtering inserted sheet of invention.
Specific embodiment
Embodiment 1
As shown in Figure 1, a kind of mask with filtering inserted sheet, the hangers band connected including mask body 1 with mask both ends
2, mask body is divided into two layers inside and outside, sutures for this inside and outside two layers to form interlayer 3 and interlayer left and right ends are set by upper and lower both sides
Opening is equipped with, which is open convenient for filtering the fixation of inserted sheet and is convenient for the replacement of filtering inserted sheet, and bilayer is provided in interlayer
Inserted sheet, respectively activated carbon fiber layers inserted sheet 4 and Zinc oxide quantum dot inserted sheet 5 are filtered, wherein, activated carbon fiber layers inserted sheet is three
Layer structure, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics, Zinc oxide quantum dot inserted sheet is stitched together from inside to outside
Three layers load the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot 6.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip 7, mask body it is following
Position close to chin is provided with elastic brace web 8, mask body edge can be made to be bonded closely with user's face.
Regulation ring 9 is provided on the hangers band, user can voluntarily adjust the length of hangers band, hangers according to demand
It can be elastic material with 2 material, or non-resilient material.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 70
2 h are flowed back to prepare acetic acid zinc solution of the molar concentration as 0.167 M at a temperature of DEG C -85 DEG C；2. preparing molar concentration is
The potassium hydroxide-ethanol solution of 1.75 M takes the acetic acid zinc solution of 0.167 M that parts by weight are 14-17 parts as in ice bath,
The potassium hydroxide-ethanol solution for 1.75 M that parts by weight are 1-3 parts is added dropwise dropwise, it is observed that solution becomes milky white by clarifying
Color persistently stirs 20-40 min until solution change clarification, then takes out ice bath by reaction solution；3. measure three ethoxy of 3- aminopropyls
Base silane ((3-aminopropyl) triethoxysilane, APTES) is dissolved in deionized water, and dose volume ratio is
The APTES aqueous solutions of 33.3 % take parts by weight to be added drop-wise to step 2. middle institute dropwise for 0.1-0.3 parts of APTES solution at room temperature
In the reaction mixture of preparation, solution can be observed and become cloudy by clarifying, be vigorously stirred 2-4 h, centrifugal sediment and with anhydrous
Ethyl alcohol cleans three times, and then sediment is dried using air dry oven, is finally obtained with water-soluble zinc oxide amount
Sub-, the particle size of water-soluble Zinc oxide quantum dot is 3-7 nm；4. weighing water-soluble Zinc oxide quantum dot is dissolved in water
In, compound concentration is the water-soluble Zinc oxide quantum dot aqueous solution of 0.2-0.6 g/L, by be stitched together three layers of absorbent cotton
Gauze is immersed in water-soluble Zinc oxide quantum dot aqueous solution, is taken out after 5-10 min, and load is completed after naturally dry
There is the preparation of the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot；5. by using 365 nm ultra violet lamps of holding type containing aerobic
Change the Zinc oxide quantum dot inserted sheet of zinc quantum dot, if the inserted sheet yellow fluorescence is weaker or even disappears, show that zinc oxide is reacted
Totally, inserted sheet is positioned in clear water at this time and cleaned, then repeatedly 4. bearing again for Zinc oxide quantum dot inserted sheet can be realized in step
It carries, achievees the purpose that inserted sheet recycles.
It is using the advantage of Zinc oxide quantum dot：Firstth, good water solubility can disperse well in water without rolling into a ball
It is poly-, when cotton fabric is immersed in its aqueous solution, Zinc oxide nanoparticle is made to be evenly affixed on cotton fabric；Secondth, grain diameter is small,
General 3-7 nm, large specific surface area can come into full contact with pernicious gas and react, high to the absorption efficiency of pernicious gas；Third,
Yellow fluorescence can be generated, and stable luminescence is without photobleaching optical flare phenomenon under the light excitation of 365 common nm；4th, it is nontoxic and
Bio-compatible is good, is prepared for mask beneficial to health；5th, production cost is low prepares simplicity, available for industrial big rule
Mould produces.Nano zine oxide also has certain bactericidal effect, and sterilization mechanism is mainly that metallic zinc Ion release principle and light are urged
It is coefficient as a result, realize the antibacterial purpose of mask to change mechanism, certain protective action is played to health.
Embodiment 2
As shown in Figure 1, a kind of mask with filtering inserted sheet, the hangers band connected including mask body 1 with mask both ends
2, mask body is divided into two layers inside and outside, sutures for this inside and outside two layers to form interlayer 3 and interlayer left and right ends are set by upper and lower both sides
Opening is equipped with, which is open convenient for filtering the fixation of inserted sheet and is convenient for the replacement of filtering inserted sheet, and bilayer is provided in interlayer
Inserted sheet, respectively activated carbon fiber layers inserted sheet 4 and Zinc oxide quantum dot inserted sheet 5 are filtered, wherein, activated carbon fiber layers inserted sheet is three
Layer structure, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics, Zinc oxide quantum dot inserted sheet is stitched together from inside to outside
Three layers load the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot 6.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip 7, mask body it is following
Position close to chin is provided with elastic brace web 8, mask body edge can be made to be bonded closely with user's face.
Regulation ring 9 is provided on the hangers band, user can voluntarily adjust the length of hangers band, hangers according to demand
It can be elastic material with 2 material, or non-resilient material.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 80
2 h are flowed back at a temperature of DEG C to prepare acetic acid zinc solution of the molar concentration as 0.167 M；2. it is 1.75 M's to prepare molar concentration
Potassium hydroxide-ethanol solution takes the acetic acid zinc solution of 0.167 M that parts by weight are 15 parts that weight is added dropwise dropwise as in ice bath
Potassium hydroxide-ethanol solution of the part for 2 parts of 1.75 M, it is observed that solution becomes milky by clarifying, persistently stirs 30
Reaction solution is then taken out ice bath by min until solution change clarification；3. measure 3- aminopropyl triethoxysilanes ((3-
Aminopropyl) triethoxysilane, APTES) it is dissolved in deionized water, dose volume is than the APTES for 33.3 %
Aqueous solution, the APTES solution that parts by weight is taken to be 0.2 part at room temperature reaction mixture prepared in being added drop-wise to step dropwise 2.
In, solution can be observed and become cloudy by clarifying, be vigorously stirred 3 h, centrifugal sediment and with washes of absolute alcohol three times then makes
Sediment is dried with air dry oven, is finally obtained with water-soluble Zinc oxide quantum dot, water-soluble zinc oxide
The particle size of quantum dot is 5 nm；4. weighing, water-soluble Zinc oxide quantum dot is soluble in water, and compound concentration is 0.4 g/L's
Be stitched together three layers of degreasing cotton gauze are immersed in water-soluble zinc oxide amount by water-soluble Zinc oxide quantum dot aqueous solution
In son point aqueous solution, taken out after 8 min, the Zinc oxide quantum dot that completing load after naturally dry has Zinc oxide quantum dot is inserted
The preparation of piece；5. contain the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot by using 365 nm ultra violet lamps of holding type,
If the inserted sheet yellow fluorescence is weaker or even disappears, shows that zinc oxide is reacted totally, be at this time positioned over inserted sheet in clear water clearly
It washes, then repeatedly 4. loading again for Zinc oxide quantum dot inserted sheet can be realized in step, achievees the purpose that inserted sheet recycles.
It is using the advantage of Zinc oxide quantum dot：Firstth, good water solubility can disperse well in water without rolling into a ball
It is poly-, when cotton fabric is immersed in its aqueous solution, Zinc oxide nanoparticle is made to be evenly affixed on cotton fabric；Secondth, grain diameter is small,
Particle size is 5 nm, and large specific surface area can come into full contact with pernicious gas and react, high to the absorption efficiency of pernicious gas；The
3rd, yellow fluorescence can be generated, and stable luminescence is without photobleaching optical flare phenomenon under the excitation of the light of 365 common nm；4th,
Nontoxic and bio-compatible is good, is prepared for mask beneficial to health；5th, production cost is low prepares simplicity, available for work
Sparetime university's large-scale production.Nano zine oxide also has certain bactericidal effect, and sterilization mechanism is mainly metallic zinc Ion release principle
It is coefficient with photocatalytic mechanism as a result, realize the antibacterial purpose of mask, certain protective action is played to health.
Embodiment 3
As shown in Figure 1, a kind of mask with filtering inserted sheet, the hangers band connected including mask body 1 with mask both ends
2, mask body is divided into two layers inside and outside, sutures for this inside and outside two layers to form interlayer 3 and interlayer left and right ends are set by upper and lower both sides
Opening is equipped with, which is open convenient for filtering the fixation of inserted sheet and is convenient for the replacement of filtering inserted sheet, and bilayer is provided in interlayer
Inserted sheet, respectively activated carbon fiber layers inserted sheet 4 and Zinc oxide quantum dot inserted sheet 5 are filtered, wherein, activated carbon fiber layers inserted sheet is three
Layer structure, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics, Zinc oxide quantum dot inserted sheet is stitched together from inside to outside
Three layers load the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot 6.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip 7, mask body it is following
Position close to chin is provided with elastic brace web 8, mask body edge can be made to be bonded closely with user's face.
Regulation ring 9 is provided on the hangers band, user can voluntarily adjust the length of hangers band, hangers according to demand
It can be elastic material with 2 material, or non-resilient material.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 70
2 h are flowed back at a temperature of DEG C to prepare acetic acid zinc solution of the molar concentration as 0.167 M；2. it is 1.75 M's to prepare molar concentration
Potassium hydroxide-ethanol solution takes the acetic acid zinc solution of 0.167 M that parts by weight are 14 parts that weight is added dropwise dropwise as in ice bath
Potassium hydroxide-ethanol solution of the part for 1 part of 1.75 M, it is observed that solution becomes milky by clarifying, persistently stirs 20
Reaction solution is then taken out ice bath by min until solution change clarification；3. measure 3- aminopropyl triethoxysilanes ((3-
Aminopropyl) triethoxysilane, APTES) it is dissolved in deionized water, dose volume is than the APTES for 33.3 %
Aqueous solution, the APTES solution that parts by weight is taken to be 0.1 part at room temperature reaction mixture prepared in being added drop-wise to step dropwise 2.
In, solution can be observed and become cloudy by clarifying, be vigorously stirred 2 h, centrifugal sediment and with washes of absolute alcohol three times then makes
Sediment is dried with air dry oven, is finally obtained with water-soluble Zinc oxide quantum dot, water-soluble zinc oxide
The particle size of quantum dot is 3 nm；4. weighing, water-soluble Zinc oxide quantum dot is soluble in water, and compound concentration is 0.2 g/L's
Be stitched together three layers of degreasing cotton gauze are immersed in water-soluble zinc oxide amount by water-soluble Zinc oxide quantum dot aqueous solution
In son point aqueous solution, taken out after 5 min, the Zinc oxide quantum dot that completing load after naturally dry has Zinc oxide quantum dot is inserted
The preparation of piece；5. contain the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot by using 365 nm ultra violet lamps of holding type,
If the inserted sheet yellow fluorescence is weaker or even disappears, shows that zinc oxide is reacted totally, be at this time positioned over inserted sheet in clear water clearly
It washes, then repeatedly 4. loading again for Zinc oxide quantum dot inserted sheet can be realized in step, achievees the purpose that inserted sheet recycles.
It is using the advantage of Zinc oxide quantum dot：Firstth, good water solubility can disperse well in water without rolling into a ball
It is poly-, when cotton fabric is immersed in its aqueous solution, Zinc oxide nanoparticle is made to be evenly affixed on cotton fabric；Secondth, grain diameter is small,
Particle size is 3 nm, and large specific surface area can come into full contact with pernicious gas and react, high to the absorption efficiency of pernicious gas；The
3rd, yellow fluorescence can be generated, and stable luminescence is without photobleaching optical flare phenomenon under the excitation of the light of 365 common nm；4th,
Nontoxic and bio-compatible is good, is prepared for mask beneficial to health；5th, production cost is low prepares simplicity, available for work
Sparetime university's large-scale production.Nano zine oxide also has certain bactericidal effect, and sterilization mechanism is mainly metallic zinc Ion release principle
It is coefficient with photocatalytic mechanism as a result, realize the antibacterial purpose of mask, certain protective action is played to health.
Embodiment 4
As shown in Figure 1, a kind of mask with filtering inserted sheet, the hangers band connected including mask body 1 with mask both ends
2, mask body is divided into two layers inside and outside, sutures for this inside and outside two layers to form interlayer 3 and interlayer left and right ends are set by upper and lower both sides
Opening is equipped with, which is open convenient for filtering the fixation of inserted sheet and is convenient for the replacement of filtering inserted sheet, and bilayer is provided in interlayer
Inserted sheet, respectively activated carbon fiber layers inserted sheet 4 and Zinc oxide quantum dot inserted sheet 5 are filtered, wherein, activated carbon fiber layers inserted sheet is three
Layer structure, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics, Zinc oxide quantum dot inserted sheet is stitched together from inside to outside
Three layers load the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot 6.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip 7, mask body it is following
Position close to chin is provided with elastic brace web 8, mask body edge can be made to be bonded closely with user's face.
Regulation ring 9 is provided on the hangers band, user can voluntarily adjust the length of hangers band, hangers according to demand
It can be elastic material with 2 material, or non-resilient material.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 85
2 h are flowed back at a temperature of DEG C to prepare acetic acid zinc solution of the molar concentration as 0.167 M；2. it is 1.75 M's to prepare molar concentration
Potassium hydroxide-ethanol solution takes the acetic acid zinc solution of 0.167 M that parts by weight are 17 parts that weight is added dropwise dropwise as in ice bath
Potassium hydroxide-ethanol solution of the part for 3 parts of 1.75 M, it is observed that solution becomes milky by clarifying, persistently stirs 40
Reaction solution is then taken out ice bath by min until solution change clarification；3. measure 3- aminopropyl triethoxysilanes ((3-
Aminopropyl) triethoxysilane, APTES) it is dissolved in deionized water, dose volume is than the APTES for 33.3 %
Aqueous solution, the APTES solution that parts by weight is taken to be 0.3 part at room temperature reaction mixture prepared in being added drop-wise to step dropwise 2.
In, solution can be observed and become cloudy by clarifying, be vigorously stirred 4 h, centrifugal sediment and with washes of absolute alcohol three times then makes
Sediment is dried with air dry oven, is finally obtained with water-soluble Zinc oxide quantum dot, water-soluble zinc oxide
The particle size of quantum dot is 7 nm；4. weighing, water-soluble Zinc oxide quantum dot is soluble in water, and compound concentration is 0.6 g/L's
Be stitched together three layers of degreasing cotton gauze are immersed in water-soluble zinc oxide amount by water-soluble Zinc oxide quantum dot aqueous solution
It in son point aqueous solution, is taken out after 10 min, load is completed after naturally dry the Zinc oxide quantum dot of Zinc oxide quantum dot
The preparation of inserted sheet；5. it is inserted by using the Zinc oxide quantum dot that 365 nm ultra violet lamps of holding type contain Zinc oxide quantum dot
Piece if the inserted sheet yellow fluorescence is weaker or even disappears, shows that zinc oxide is reacted totally, inserted sheet is positioned in clear water at this time
Cleaning, then repeatedly 4. loading again for Zinc oxide quantum dot inserted sheet can be realized in step, achievees the purpose that inserted sheet recycles.
It is using the advantage of Zinc oxide quantum dot：Firstth, good water solubility can disperse well in water without rolling into a ball
It is poly-, when cotton fabric is immersed in its aqueous solution, Zinc oxide nanoparticle is made to be evenly affixed on cotton fabric；Secondth, grain diameter is small,
Particle size is 7 nm, and large specific surface area can come into full contact with pernicious gas and react, high to the absorption efficiency of pernicious gas；The
3rd, yellow fluorescence can be generated, and stable luminescence is without photobleaching optical flare phenomenon under the excitation of the light of 365 common nm；4th,
Nontoxic and bio-compatible is good, is prepared for mask beneficial to health；5th, production cost is low prepares simplicity, available for work
Sparetime university's large-scale production.Nano zine oxide also has certain bactericidal effect, and sterilization mechanism is mainly metallic zinc Ion release principle
It is coefficient with photocatalytic mechanism as a result, realize the antibacterial purpose of mask, certain protective action is played to health.
Embodiment 5
As shown in Figure 1, a kind of mask with filtering inserted sheet, the hangers band connected including mask body 1 with mask both ends
2, mask body is divided into two layers inside and outside, sutures for this inside and outside two layers to form interlayer 3 and interlayer left and right ends are set by upper and lower both sides
Opening is equipped with, which is open convenient for filtering the fixation of inserted sheet and is convenient for the replacement of filtering inserted sheet, and bilayer is provided in interlayer
Inserted sheet, respectively activated carbon fiber layers inserted sheet 4 and Zinc oxide quantum dot inserted sheet 5 are filtered, wherein, activated carbon fiber layers inserted sheet is three
Layer structure, is followed successively by non-woven fabrics, active carbon fibre peacekeeping non-woven fabrics, Zinc oxide quantum dot inserted sheet is stitched together from inside to outside
Three layers load the degreasing cotton gauze inserted sheet for having water-soluble zinc oxide quantum dot 6.
The position that the upper edge of the mask body corresponds to the bridge of the nose is provided with plastic metal strip 7, mask body it is following
Position close to chin is provided with elastic brace web 8, mask body edge can be made to be bonded closely with user's face.
Regulation ring 9 is provided on the hangers band, user can voluntarily adjust the length of hangers band, hangers according to demand
It can be elastic material with 2 material, or non-resilient material.
A kind of preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, including walking as follows
Suddenly：1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 75
2 h are flowed back at a temperature of DEG C to prepare acetic acid zinc solution of the molar concentration as 0.167 M；2. it is 1.75 M's to prepare molar concentration
Potassium hydroxide-ethanol solution takes the acetic acid zinc solution of 0.167 M that parts by weight are 16 parts that weight is added dropwise dropwise as in ice bath
Potassium hydroxide-ethanol solution of the part for 2 parts of 1.75 M, it is observed that solution becomes milky by clarifying, persistently stirs 35
Reaction solution is then taken out ice bath by min until solution change clarification；3. measure 3- aminopropyl triethoxysilanes ((3-
Aminopropyl) triethoxysilane, APTES) it is dissolved in deionized water, dose volume is than the APTES for 33.3 %
Aqueous solution, the APTES solution that parts by weight is taken to be 0.2 part at room temperature reaction mixture prepared in being added drop-wise to step dropwise 2.
In, solution can be observed and become cloudy by clarifying, be vigorously stirred 3 h, centrifugal sediment and with washes of absolute alcohol three times then makes
Sediment is dried with air dry oven, is finally obtained with water-soluble Zinc oxide quantum dot, water-soluble zinc oxide
The particle size of quantum dot is 6 nm；4. weighing, water-soluble Zinc oxide quantum dot is soluble in water, and compound concentration is 0.5 g/L's
Be stitched together three layers of degreasing cotton gauze are immersed in water-soluble zinc oxide amount by water-soluble Zinc oxide quantum dot aqueous solution
In son point aqueous solution, taken out after 7 min, the Zinc oxide quantum dot that completing load after naturally dry has Zinc oxide quantum dot is inserted
The preparation of piece；5. contain the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot by using 365 nm ultra violet lamps of holding type,
If the inserted sheet yellow fluorescence is weaker or even disappears, shows that zinc oxide is reacted totally, be at this time positioned over inserted sheet in clear water clearly
It washes, then repeatedly 4. loading again for Zinc oxide quantum dot inserted sheet can be realized in step, achievees the purpose that inserted sheet recycles.
It is using the advantage of Zinc oxide quantum dot：Firstth, good water solubility can disperse well in water without rolling into a ball
It is poly-, when cotton fabric is immersed in its aqueous solution, Zinc oxide nanoparticle is made to be evenly affixed on cotton fabric；Secondth, grain diameter is small,
Particle size is 6 nm, and large specific surface area can come into full contact with pernicious gas and react, high to the absorption efficiency of pernicious gas；The
3rd, yellow fluorescence can be generated, and stable luminescence is without photobleaching optical flare phenomenon under the excitation of the light of 365 common nm；4th,
Nontoxic and bio-compatible is good, is prepared for mask beneficial to health；5th, production cost is low prepares simplicity, available for work
Sparetime university's large-scale production.Nano zine oxide also has certain bactericidal effect, and sterilization mechanism is metallic zinc Ion release principle and light
Catalytic mechanism is coefficient as a result, zinc ion and microprotein of dissolution etc. react, realization antibacterial action.Photocatalysis is
Zinc oxide quantum dot can be with the oxygen effect generation active oxy group in water or air under illumination condition（Hydroxyl radical free radical,
Peroxide radical ion etc.）Damaging action is played to microorganism, enhances the fungistatic effect of mask, certain protection is played to health
Effect.
One kind of embodiment described above, only more preferably specific embodiment of the invention, those skilled in the art
The usual variations and alternatives that member carries out in the range of technical solution of the present invention are intended to be included in protection scope of the present invention.
Claims (3)
1. a kind of mask with filtering inserted sheet, including mask body（1）The hangers band connected with mask both ends（2）, feature
It is：Mask body is divided into two layers inside and outside, sutures to form interlayer by upper and lower both sides for this inside and outside two layers（3）And interlayer or so two
End is provided with opening, and double medium filtration inserted sheet, respectively activated carbon fiber layers inserted sheet are provided in interlayer（4）And Zinc oxide quantum dot
Inserted sheet（5）, wherein, activated carbon fiber layers inserted sheet is three-decker, is followed successively by non-woven fabrics, active carbon fibre peacekeeping nonwoven from inside to outside
Cloth, Zinc oxide quantum dot inserted sheet are that three layers of load being stitched together have water-soluble zinc oxide quantum dot（6）Degreasing cotton gauze
Inserted sheet；
The preparation method of the Zinc oxide quantum dot inserted sheet of the mask with filtering inserted sheet, includes the following steps：
1. weighing mass fraction as 99 %, molecular weight is that the zinc acetate two of 219.51 g/mol is water-soluble in absolute ethyl alcohol, 70
2 h are flowed back to prepare acetic acid zinc solution of the molar concentration as 0.167 M at a temperature of DEG C -85 DEG C；
2. preparing the potassium hydroxide-ethanol solution that molar concentration is 1.75 M, the second of 0.167 M that parts by weight are 14-17 parts is taken
Sour zinc solution is added dropwise the potassium hydroxide-ethanol solution for 1.75 M that parts by weight are 1-3 parts, can observe dropwise as in ice bath
Become milky by clarifying to solution, persistently stir 20-40 min until solution change clarification, then takes out ice bath by reaction solution；
3. 3- aminopropyl triethoxysilanes are measured to be dissolved in deionized water, dose volume than the APTES aqueous solutions for 33.3 %,
In the APTES solution that parts by weight is taken to be 0.1-0.3 parts at room temperature reaction mixture prepared in being added drop-wise to step dropwise 2.,
Solution can be observed to be become cloudy by clarifying, be vigorously stirred 2-4 h, centrifugal sediment and with washes of absolute alcohol three times then makes
Sediment is dried with air dry oven, is finally obtained with water-soluble Zinc oxide quantum dot, water-soluble zinc oxide
The particle size of quantum dot is 3-7 nm；
4. weighing, water-soluble Zinc oxide quantum dot is soluble in water, and compound concentration is the water-soluble zinc oxide of 0.2-0.6 g/L
Be stitched together three layers of degreasing cotton gauze are immersed in water-soluble Zinc oxide quantum dot aqueous solution by quantum dot aqueous solution,
It is taken out after 5-10 min, the preparation that load has the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot is completed after naturally dry；
5. contain the Zinc oxide quantum dot inserted sheet of Zinc oxide quantum dot by using 365 nm ultra violet lamps of holding type, if should
Inserted sheet yellow fluorescence is weaker or even disappears, and shows that zinc oxide is reacted totally, inserted sheet is positioned in clear water cleans at this time, then
It repeats step and loading again for Zinc oxide quantum dot inserted sheet 4. can be realized, achieve the purpose that inserted sheet recycles.
2. the mask according to claim 1 with filtering inserted sheet, it is characterised in that：The upper edge of the mask body
The position of the corresponding bridge of the nose is provided with plastic metal strip（7）, the lower edge of mask body is provided with elastic brace web（8）.
3. the mask according to claim 1 with filtering inserted sheet, it is characterised in that：Tune is provided on the hangers band
Save ring（9）.
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| CN106723523A (en) * | 2017-03-10 | 2017-05-31 | 遂昌维康竹炭开发有限公司 | A kind of band breather valve haze mouth mask |
| JP6680836B2 (en) * | 2017-08-03 | 2020-04-15 | プロテックアート株式会社 | mask |
| CN108179547B (en) * | 2017-12-19 | 2020-08-11 | 东华大学 | Preparation method of fluorescent nanofiber membrane used as heavy metal antimony visual detector |
| WO2021155421A1 (en) * | 2020-02-06 | 2021-08-12 | Alex Coma | Respirator |
| CN111671179A (en) * | 2020-05-19 | 2020-09-18 | 南昌大学 | Mask accessory with double virus inactivation effects and preparation method thereof |
| CN111480918A (en) * | 2020-06-13 | 2020-08-04 | 合肥英士博户外用品科技有限公司 | Repeatedly usable's protective facial mask |
| CN111876273A (en) * | 2020-08-06 | 2020-11-03 | 郑州大学 | Sterilization laundry detergent based on hydrophilic zinc oxide, preparation method and application thereof |
| US11911637B2 (en) | 2020-12-04 | 2024-02-27 | Ford Global Technologies, Llc | Mask |
| CN114575142A (en) * | 2022-03-19 | 2022-06-03 | 郑州大学 | Antibacterial non-woven fabric based on zinc oxide quantum dots and preparation method and application thereof |
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