CN107455822A - A kind of nanofiber micrometer fibers compound anti-mist haze mouth mask - Google Patents
A kind of nanofiber micrometer fibers compound anti-mist haze mouth mask Download PDFInfo
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- CN107455822A CN107455822A CN201710815996.5A CN201710815996A CN107455822A CN 107455822 A CN107455822 A CN 107455822A CN 201710815996 A CN201710815996 A CN 201710815996A CN 107455822 A CN107455822 A CN 107455822A
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- mouth mask
- nanofiber
- bactericide
- micrometer fibers
- acid
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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
- A41D31/305—Antimicrobial, e.g. antibacterial using layered materials
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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)
Abstract
The present invention relates to a kind of nanofiber micrometer fibers compound anti-mist haze mouth mask, its not only have vapour lock it is low and to particulate pollutant filter efficiency it is high the characteristics of, and volatile organic matter, sour gas, alkaline gas, nitrogen oxides, oxysulfide, carbon monoxide can be filtered or eliminate the functions such as smoke, peculiar smell, formaldehyde, the protection available for various dusty gas scenes.The nanofiber micrometer fibers compound anti-mist haze mouth mask of the present invention, including at least one layer of microfiber layer and it is arranged on the inside of microfiber layer and volatile organic matter can be filtered, sour gas, alkaline gas, nitrogen oxides, oxysulfide, carbon monoxide, eliminate smoke, peculiar smell, the layers of nanofibers of formaldehyde, functional additive is added with the nanofiber of layers of nanofibers, functional additive includes VOC adsorbents, acidic sorbent, alkaline adsorbent, bactericide, antivirotic, for decomposing VOC Photodegradation catalyst, formaldehyde through catalytic oxidation agent and absorbent for carbon monooxide.
Description
Technical field
The present invention relates to a kind of preparation method of mouth mask, more particularly to a kind of nanofiber-micrometer fibers compound anti-mist haze
Mouth mask.
Background technology
As China's economy grows continuously and fast, urbanization and process of industrialization are increasingly accelerated, industrial production, daily hair
The processes such as electricity, motor vehicle exhaust emission, which have discharged a large amount of residues into air, greatly increases the particle concentration in air, special
Be not PM10 (in air diameter be less than 10um fines thing) and PM2.5 (in air diameter less than 2.5um fines
Thing), they have important influence to air quality and visibility etc..At present, the main pollution of China's urban air-quality is influenceed
Thing is the PM2.5 particles floated in air, and serious threat the health of people.
Research shows, compared with thicker Atmospheric particulates, fine particle can float to place farther out, therefore coverage
It is larger.PM2.5 is easily directly entered human body, is deposited in artery plaque, triggers vascular inflammation and atherosclerosis, ultimately results in
The angiocardiopathies such as heart disease.When PM2.5 in air concentration for a long time higher than every cubic metre of 10 microgram when, can bring about death
Risk.When concentration often increases every cubic metre of 10 microgram, mortality risk rises 4%.Organic dirts such as PM2.5 easily absorbing multiring aromatic hydrocarbons
Thing and heavy metal are contaminated, significantly improves carcinogenic, teratogenesis, mutagenic probability.The harm that particulate matter of the diameter less than 100nm is brought
It is even more serious.They can pass through cell to reach brain, trigger brain damage and senile dementia.
Volatile organic matter (VOCs) typically refers to the organic compound for easily evaporating or volatilizing under certain environmental conditions,
VOCs species is various, and wide material sources, spread scope is wide, is related to that industry is numerous, and wherein chemical industry and communications and transportation discharge has
Evil material accounts for the overwhelming majority of volatile organic waste gas.VOCs easily generates PM2.5 and ozone, causes photochemical fog, aggravates
Gray haze is serious to pollute environment and influence human health.Research shows that proportion of the organic matter in PM2.5 accounts for 50% -70%,
Quite a few PM2.5 is transformed by VOCs photochemical reactions.
Sour gas refer to can with alkali act on generation salt gas, pollute air in sour gas have carbon dioxide, chlorine,
Hydrogen sulfide, nitrogen dioxide, hydrogen chloride, sulfur dioxide etc..Sour gas is as causing environmental pollution and cause the master of ecological disruption
It is the arch-criminal that greenhouse effects and acid rain spread unchecked to want gas.Wherein, influence of the carbon dioxide to global warming accounts for all greenhouse gases
50% influenceed.Some sour gas can chemically react on rainy day with oxygen etc., and generation has the acidic chemical of strong corruption
Material, corrosion is just had naturally to the object on ground, here it is acid rain, the influence that acid rain is particularly to trees is maximum, can so that
Extremely, environment for human survival is had a strong impact on.
Carbon monoxide is the unburnt product of the carbonaceous materials such as coal, oil, is inflammable high air.It can cause acute
In more than 70 kinds of chemical substance of occupational poisoning, the number and number of anthracemia rank first all the time.Carbon monoxide enters people
Caused intoxication mainly damages nervous system after body, and slight acute poisoning shows as headache, dizziness, palpitaition, nausea, entered
And there is vomiting, weakness of limbs in exacerbation of symptoms.Human body suction carbon monoxide after, carbon monoxide quickly with ferroheme with reference to and significantly
The ability that ferroheme absorbs oxygen is reduced, human body each several part tissue and cell is produced anoxic, causes asphyxia and septicemia, sternly
Caused death during weight.
Even there is also air pollution source, such as VOC, smoking, kitchen fume fluorescent tube indoors.Contain in second-hand-cigarette
Chemical substance can stop in atmosphere a few hours, long-term suction can cause a variety of diseases and injury.Second-hand-cigarette can pierce rapidly
Swash and injure inside respiratory tract, even very of short duration contact can also cause coronary insufficiency.Numerous medical evidence tables
Bright second-hand-cigarette smog causes serious disease and premature death.Second-hand-cigarette cause lung cancer, heart disease, SIDS, it is low go out
Raw body quality baby and serious respiratory disease.Chemistry can occur under the high temperature conditions for edible oil and food in cooking process
Reaction, mainly product kind at least more than 300, aliphatic acid, alkane, alkene, aldehydes, ketone, alcohol, ester, aromatic compound and jeterocyclic chemistry
Compound etc..Caused some irritative gas are discharged into surrounding environment with oil smoke during food cooking, to human body
Respiratory system, the organs of vision and health cause strong influence.Containing various aldehyde compounds such as formaldehyde to human body in oil smoke
Harm is very big, often causes the various symptoms of eyes and respiratory mucosa such as to be shed tears, coughs, conjunctivitis, bronchial spasm.Culinary art
Oil smoke also has potential carcinogenicity.
Dusty gas can be to through respiratory system (lung), epiderm skin, respiratory system, nervous system, immunocompetence, liver
Dirty, internal system etc. produces toxic action.Make one the adverse reactions such as fatiguability, anxiety occur, reduce work, learning efficiency.
The poor environment of air quality is chronically at, can not only cause respiratory function to decline, respiratory symptom exacerbation, also result in chronic
The diseases such as bronchitis, bronchial astehma, pulmonary emphysema, the serious increase for also resulting in lung cancer, nasopharyngeal carcinoma illness rate.
Microorganism in air is the important sources of respiratory tract infection, the spittle, spittle grain and dust in air and air
It is the important route of transmission of respiratory tract infection, therefore preventing respiratory infectious disease is mainly turned off its route of transmission, changes empty
Bacterium, virus and pathogenic microorganisms in gas and environmental quality, control or killing air.Breathing problem through being propagated in air
A lot, such as influenza, measles, varicella, rubella, meningococal meningitis, SARS.Mexico's stream in 2009
Capable influenza infection is exactly as caused by A/H1N1 type viruses, also has some nosomycosises, such as ball spore bacterium disease, cause of disease in addition
Body is present in air, and breathing problem causes extremely serious harm to the mankind.
Various atmosphere pollutions, which sharply increase, brings very severe environmental problem.In order to prevent fine particle, be harmful to
The infringement of gas, bacterium and virus to human body, mouth mask is into the necessary article in people's life, the material that current mouth mask is mainly applied
Expect for traditional non-woven cloth, even tens microns of about more than ten microns of the diameter of this material, aperture is larger can only filter it is larger
Particle, it is poor to the interception result of fine particle, pernicious gas, bacterial virus, can not meet the needs of people.
Nano-fiber for production of non-woven is a kind of effective filter material, not only high to the pellet such as PM2.5 rejection, and
And there is good permeability, light, comfortable wearing.At present, polymer nanofiber is mainly spinned by Static Spinning and centrifugation
It is standby.Electrostatic spinning nano fiber has been applied in mouth mask the harm to protect people to exempt from pollutants in air.Chinese patent
CN2884939Y discloses prepares mouth mask and mouth mask filter membrane material using Electrospinning, but for inhalable particles such as PM2.5
The rejection effect of thing is all bad.Chinese patent CN104106854A discloses a kind of nanofiber mouth mask, its nanofiber layer choosing
With polymer such as polystyrene, polythiaether, acrylic resins, and layers of nanofibers is located at supporting layer and nanofiber relies on
Between layer.Chinese patent CN103271466A discloses a kind of three-dimensional mask, is made up of the outer cover of filtering body and parcel filtering body, mistake
Filter ruffle then uses polypropylene fibre melt-blowing nonwoven, also add two air intake ducts in addition, and crossing on air filtering improves the ventilative of mouth mask
Property.Chinese patent CN104083946, CN102872653 make preparation by with the addition of the auxiliary agent of antimicrobial component in nanofiber
Mouth mask there is antibacterial bacteriostatic effect.
Early in nineteen twenty-four, United States Patent (USP) US1500931 just proposes a kind of centrifugal spinning equipment, is mainly used in viscose
It is spun into rayon thread.Lozano etc. proposes a kind of centrifugal spinning device for preparing superfine fibre in patent US20090280207,
Belong to high speed centrifugation spinning field.High speed centrifugation spinning refers to macromolecule melt or solution under the influence of centrifugal force, is got rid of
To the nozzle of disk peripheral, when centrifugal force overcomes the viscosity and surface tension of spinning material, spinning material is drawn into fibre
Dimension.High speed centrifugation spinning need not add high voltage electric field, not require that raw material has special dielectric properties, while also without melt-blown
Quick high-temp air-flow in spinning, can greatly save cost.FibeRio companies of the U.S. are by developing its centrifugal spinning technology, pole
The earth improves production efficiency, and realizes industrialized production, the fibre diameter average value≤500nm produced.With centrifugation
The continuous development of spinning, centrifugal spinning occur with a kind of new spinning form centrifugation electrostatic spinning that electrostatic spinning is combined.Specially
A kind of centrifugal electrostatic spinning device is described in sharp CN102061530B, cylinder is got rid of using rotation made of wire netting, carries significantly
The high operating efficiency of electrostatic spinning apparatus, and when can effectively avoid traditional sprinkler heads spinning spray orifice blockage problem.
The application of nanofiber at present also mainly concentrate on using the high porosity and small-bore of nano fibrous membrane come
Molecule in air filtering, the protection to VOCs and other pernicious gases and bacterial virus is again without improvement.At present also
Do not report that haze mouth mask is used as functional layer to prepare functional nano fiber mouth mask using electrostatic spinning nano fiber, come real
The absorption of existing mouth mask, the VOC that degrades, removing and harmful gas is removed, go to eliminate the unusual smell, the function such as anti-bacteria and anti-virus.
For protect people's health, reduce the various diseases caused by air pollution, be badly in need of a kind of filter effect it is excellent,
Good permeability and meet the feature of different occasion demands, haze mouth mask.
In view of it is above-mentioned the defects of, the design people, be actively subject to research and innovation, to found a kind of nanometer of new structure
Fiber-micrometer fibers compound anti-mist haze mouth mask, make it with more the value in industry.
The content of the invention
In order to solve the above technical problems, it is an object of the invention to provide a kind of filter effect is excellent, good permeability and has
Adsorb, the VOC that degrades, remove removing and harmful gas, go to eliminate the unusual smell, the nanofiber of anti-bacteria and anti-virus function-micrometer fibers compound anti-mist
Haze mouth mask.
Nanofiber-micrometer fibers compound anti-mist haze mouth mask of the present invention, including at least one layer of microfiber layer and setting
In microfiber layer inner side and volatile organic matter, sour gas, alkaline gas, nitrogen oxides, sulphur oxidation can be filtered
Thing, carbon monoxide, smoke, peculiar smell, the layers of nanofibers of formaldehyde are eliminated, added in the nanofiber of the layers of nanofibers active
Can property additive, the functional additive includes VOC adsorbents, acidic sorbent, alkaline adsorbent, bactericide, antiviral
Agent, the Photodegradation catalyst for decomposing VOC, formaldehyde through catalytic oxidation agent and absorbent for carbon monooxide.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the VOC adsorbents include more
Pore polymer, cyclodextrin, calixarenes, nano active carbon, molecular sieve, metal oxide, metal-organic framework materials, chelate,
The porous polymer is super cross-linked polymer, certainly tool microporous polymer, conjugation microporous polymer, covalent organic framework polymer
In one or more, the Photodegradation catalyst is nano titanium oxide.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the acidic sorbent include tool
Have and absorb and the polymer of fixed sour gas, anion exchange resin, the modified molecular screen of immobilized organic amine, sponge iron, solid
Body organic base and its derivative, acid-acceptor, metal oxide, the polymer for having absorption and fixing sour gas is poly- second
Alkene imines or the copolymer containing polyethyleneimine unit, the SOLID ORGANIC alkali are in imidazoles, histidine, pyridine, methyl amine
One or more, the acid-acceptor is hydrotalcite compound DHT-4A, and the metal oxide is magnesia, aluminum oxide, oxygen
Change barium.
The alkaline adsorbent is included with absorbing and the polymer of fixed alkaline gas, cationic ion-exchange resin, organic
Polyacid or activated carbon, silica gel, molecular sieve, mesoporous silicon, metal organic framework MOFs, graphene oxide, clay, the solid of acid displacement
Acid small molecule aluminium dihydrogen tripolyphosphate, there is the inorganic matter for adsorbing or fixing alkaline matter, the fixed alkaline gas gather
Compound is the one or more in polyacrylic acid, polymethylacrylic acid, poly, and the cationic ion-exchange resin is band sulphur
One or more in acid, phosphoric acid, hydroxy-acid group, the organic polyacid are citric acid or fourth tetracid, the clay of the acid displacement
For the one or more in bentonite, montmorillonite, attapulgite hybrid.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the bactericide include organic kill
Microbial inoculum and inorganic fungicide, the organic bactericide be quaternary ammonium salt, vanillic aldehyde, chitin, chitosan, dimethyl stearyl,
Aromatic halide, halogen ammoniate, hexamethylene, silicone betaines, natural bactericidal agent, photosensitive sterilization
One or more in agent, medical bactericide；
The inorganic fungicide is silver ion, nano zine oxide, nano titanium oxide, zeolite bactericide, salt of phosphoric acid kill
One or more in microbial inoculum, bentonite bactericide, soluble glass bactericide, tobermorite bactericide, silica gel bactericide.
The aromatic halide includes bromo cinnamaldehyde, and the natural bactericidal agent includes Tea Polyphenols, curcumin, juniper
Oil, argy wormwood, aloe, radix glycyrrhizae, cordate houttuynia, realgar, blue stone, allicin etc., the photosensitive bactericide are Chlorophyllin Ester, the red bacterium of bamboo
Element, amino acid phthalocyanine metal class and its derivative.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the antivirotic include medical
Antivirotic and inorganic antiviral ion, the medical antivirotic are nucleotides, glycyrrhizin, kushenin, lentinan, winter
Worm summer grass polysaccharide, flavonoids, Phenylpropanoid Glycosides class, tannin class, 2,3,5,4'-tetrahydroxyl diphenylethylene-2-O-BETA-D-glucoside, quinones, terpene, alkaloid, vegetable protein, polysaccharide
In one kind to be a variety of, the inorganic antiviral ion is silver ion, nano titanium oxide, one kind in metal nanometer line or more
Kind.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the formaldehyde through catalytic oxidation agent bag
Include the noble metal nano particles with catalysis oxidation formaldehyde, manganese dioxide, titanium dioxide, manganese oxide, aluminum oxide, molecular sieve, institute
Noble metal nano particles are stated as the one or more in platinum, palladium, gold, silver.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the absorbent for carbon monooxide bag
Ferroheme, copper are included, hopcalite agent, molecular sieve, metal-organic framework materials, copper halide is loaded with, is cupric oxide, aluminum halide, nitrogenous
Activated carbon, the porous inorganic material of compound.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the fiber of the microfiber layer
A diameter of 0.5~10 micron, and microfiber layer carries electrostatic by polarization method, the polarization method is corona discharge or rubbed
Wipe electrification or thermal poling or low-energy electron beam blast technique；
The micron non-woven cloth is spun-bonded non-woven, melt-blowing nonwoven, hydro-entangled non-woven fabric, needle fabric
Or one kind in Nonwovens.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the fiber of the layers of nanofibers
A diameter of 50nm~1000nm, the thickness of layers of nanofibers are 10~300 microns.
Further, nanofiber of the invention-micrometer fibers compound anti-mist haze mouth mask, the grammes per square metre of the microfiber layer
For 5~50 grams every square metre.
By such scheme, the present invention at least has advantages below：Nanofiber-micrometer fibers compound anti-mist of the present invention
Haze mouth mask not only have vapour lock low and to particulate pollutant filter efficiency it is high the characteristics of, and volatile organic matter, acid can be filtered
Property gas, alkaline gas, nitrogen oxides, oxysulfide, carbon monoxide or eliminate smoke, peculiar smell, the function such as formaldehyde, can be used for
The protection of various dusty gas scenes.The Multifunctional gauze mask by functional nano fibrous layer, microfiber layer with it is common non-woven
Cloth material is combined.Wherein microfiber layer as supporting layer and with filtering solid particles thing ability, and Static Spinning or
Centrifugation spinning nano fibre layer is then used as high-efficiency multi-function filter layer, and specific interception is carried out to oiliness pollutant and small molecule.This
The nanofiber of invention-micrometer fibers compound anti-mist haze mouth mask preparation method is simple, and cost is cheap, is adapted to industrialized production.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description of the drawings
Fig. 1 is the structural representation of 4 layers of nanofiber-micrometer fibers compound anti-mist haze mouth mask；
In figure, 1：Non-woven cloth；2：Melt-blowing nonwoven；3：Layers of nanofibers；4：Non-woven cloth.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Test in following embodiments to mask filtration efficiency uses the automatic filtrate testers of 8130AFT of Technical Sourcing Internation；Survey
Strip part is using 0.3um sodium chloride aerosol particles, flow 85L/min, and test area is 100 square centimeters.
Embodiment 1：
The present embodiment uses spiral needleless electrostatic spinning technique, and the polyvinyl alcohol water solution that compound concentration is 8% (PVA, is put down
Average molecular weight is 146,000 to 186,000, and 96% is hydrolyzed, Sigma-Aldrich), polyvinyl alcohol is injected into liquid storage first
In groove, setting spinning voltage is 75kV, and spinning distance be 20cm, spinneret rotating speed 5rpm, stainless steel mesh grid curtain collector fibre
Tie up speed 10m/min, spinning time 1.5min.Base fabric uses air filtration spun-bonded non-woven.Use 1 layer of layers of nanofibers
3 (in Fig. 1 the 3rd layers) and 2 layers of spun-bonded non-woven 1,4 (in Fig. 1 the 1st layer, the 4th layer), 1 layer of air filtering melt-blowing nonwoven
2 (the 2nd layers in Fig. 1) are compound to make mouth mask (4 layers of use, 1 layer of layers of nanofibers altogether).After tested, composite mask is as air
For filtering material to the rejection of 0.3 micron of NaCl particle more than 93%, vapour lock is less than 100Pa.
Embodiment 2：
The present embodiment uses spiral needleless electrostatic spinning technique, and the polyvinyl alcohol water solution that compound concentration is 8% (PVA, is put down
Average molecular weight is 146,000 to 186,000, and 96% is hydrolyzed, Sigma-Aldrich), polyvinyl alcohol injects reservoir first
Interior, setting spinning voltage is 75kV, and spinning distance is 20cm, spinneret rotating speed 5rpm, stainless steel mesh grid curtain collector fiber
Speed 10m/min, spinning time 2min.Base fabric uses air filtration spun-bonded non-woven.On the nonwoven fabric arrive nanometer
Fibrous layer (in Fig. 1 the 3rd layer) and 2 layers of hydro-entangled non-woven fabric (in Fig. 1 the 1st layer, the 4th layer), 1 layer of air filtering melt-blown non-woven
Cloth (in Fig. 12 layers) is compound to make mouth mask.Non-woven cloth complex form is with reference to figure 1 in mouth mask.After tested, composite mask conduct
For air filting material to the rejection of 0.3 micron of NaCl particle more than 96%, vapour lock is less than 115Pa.
Embodiment 3：
Kynoar (PVDF, mean molecule quantity 275,000, Sigma-Aldrich) is dissolved into DMF/
Acetone (volume ratio 4/6) in the mixed solvent be made into solubility for 16% weight than spinning solution.
The tourmaline of nanometer particle size point (percentage by weight 5%) is scattered in the electrostatic spinning liquid of preparation.
In obtained electrostatic spinning liquid injection reservoir, tourmaline/PVDF is produced using spiral needleless electrostatic spinning technique
Nanofiber, setting spinning voltage are 75kV, and spinning distance is 20cm, spinneret rotating speed 5rpm, spinning time 1.5min.It is stainless
Steel braiding lace curtaining collector fiber speed 10m/minn.Base fabric uses air filtration spun-bonded non-woven.
Layers of nanofibers is made and non-woven cloth prepares mouth mask, layers of nanofibers (in Fig. 1 the 3rd layer) by Fig. 1 modes are compound
It is compound with melt-blowing nonwoven (in Fig. 12 layers) with 2 layers of hydro-entangled non-woven fabric (in Fig. 1 the 1st layer, the 4th layer), the filtering of 1 layer of air
Make mouth mask.Electret is carried out to mouth mask by corona discharge again, web surface charge density dramatically increases, filters effect after electret
Rate can reach 99.98%, and vapour lock is less than 120Pa.
Embodiment 4：
By the ultrasonic disperse of active carbon nano-particle of the weight than 5% into dimethylformamide (DMF) solvent, then by 36
Gram polyacrylonitrile (PAN, mean molecule quantity 150,000, Sigma-Aldrich) is dissolved into 400 milliliters of DMF at 60 degrees Celsius
It is configured to electrostatic spinning liquid (PAN percentage by weight is 10%).The electrostatic spinning liquid of preparation uses spiral needleless electrostatic spinning
Technology is spun into activated carbon/polyacrylonitrile nanofiber.Setting spinning voltage is 75kV, and spinning distance is 20cm, spinneret rotating speed
5rpm, stainless steel mesh grid curtain collector fiber speed 10m/min, spinning time 1min.Base fabric uses air filtration spunbond
Non-woven cloth.
Compound concentration is 8% polyvinyl alcohol water solution (PVA, mean molecule quantity 146,000 to 186,000,96% quilt
Hydrolysis, Sigma-Aldrich).Add penicillin and be made into weight than 8% penicillin/polyvinyl alcohol electrostatic spinning liquid.Prepare
Electrostatic spinning liquid is spun into penicillin/polyvinyl alcohol nano using spiral needleless electrostatic spinning technique.Set spinning voltage be
75kV, spinning distance is 20cm, spinneret rotating speed 5rpm, spinning time 1min, stainless steel mesh grid curtain collector fiber speed
10m/min.Base fabric uses air filtration spun-bonded non-woven.
By layers of nanofibers (2 layers, respectively active carbon nano-fiber and penicillin nanofiber) and 1 layer of melt-blown non-woven
Cloth, 2 layers of Nonwovens according to Fig. 1 Compound Machinings into absorption VOC, antibacterial kills the virus, adsorb VOC,
Multi-functional haze mouth mask (filter efficiency >=97%, vapour lock≤132Pa).
Embodiment 5：
By the ultrasonic disperse of active carbon nano-particle of the weight than 5% into milliliter dimethylformamide (DMF) solvent, then
36 grams of polyacrylonitrile (PAN, mean molecule quantity 150,000, Sigma-Aldrich) are dissolved into 400 milliliters at 60 degrees Celsius
Electrostatic spinning liquid is configured in DMF (PAN percentage by weight is 10%).The electrostatic spinning liquid of preparation uses spiral needleless electrostatic
Spining technology is spun into activated carbon/polyacrylonitrile nanofiber.Setting spinning voltage is 75kV, and spinning distance is 20cm, spinneret
Rotating speed 5rpm, stainless steel mesh grid curtain collector fiber speed 10m/min, spinning time 1min.Base fabric is used using air filtration
Spun-bonded non-woven.
Compound concentration is 8% polyvinyl alcohol water solution (PVA, mean molecule quantity 146,000 to 186,000,96% quilt
Hydrolysis, Sigma-Aldrich).Add penicillin and be made into weight than 8% penicillin/polyvinyl alcohol electrostatic spinning liquid.Prepare
Electrostatic spinning liquid is spun into penicillin/polyvinyl alcohol nano using spiral needleless electrostatic spinning technique.Set spinning voltage be
75kV, spinning distance is 20cm, spinneret rotating speed 5rpm, stainless steel mesh grid curtain collector fiber speed 10m/min, during spinning
Between 1min.Base fabric uses air filtration spun-bonded non-woven.
By the ultrasonic disperse of active carbon nano-particle of the weight than 5% into milliliter dimethylformamide (DMF) solvent, then
36 grams of polyacrylonitrile (PAN, mean molecule quantity 150,000) are dissolved into 400 milliliters of DMF at 60 degrees Celsius and are configured to Static Spinning
Silk liquid (PAN percentage by weight is 10%).The electrostatic spinning liquid of preparation is spun into activity using spiral needleless electrostatic spinning technique
Carbon/polyacrylonitrile nanofiber.Setting spinning voltage is 75kV, and spinning distance be 20cm, spinneret rotating speed 5rpm, stainless steel volume
Knitmesh curtain collector fiber speed 10m/min, spinning time 1min.Base fabric uses air filtration spun-bonded non-woven.
Graphene oxide is distributed in water, the polyacrylic acid and polyvinyl alcohol polymer of addition, compound concentration 10%
Poly propenoic acid vinyl alcohol aqueous solution (graphene oxide concentration be 1%, poly propenoic acid vinyl alcohol=7/3.PVA, it is average
Molecular weight is 146,000 to 186,000, and 96% is hydrolyzed, Sigma-Aldrich.PAA, mean molecule quantity 240,000, western lattice
Agate aldrich).
By layers of nanofibers (3 layers, respectively penicillin nanofiber/active carbon nano-fiber/graphene oxide-poly- third
Olefin(e) acid-vinal) and 1 layer of melt-blowing nonwoven, 2 layers of Nonwovens according to Fig. 1 Compound Machinings into absorption
VOC, antibacterial kill the virus, adsorb VOC, absorbing acid gases, taste removal, multi-functional haze mouth mask (filter efficiency
>=99%, vapour lock≤143Pa).
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes of the invention, those skilled in the art can realize this in other specific forms
Invention.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, the present invention
Protection domain limited by appended claims rather than described above.
In addition, described above is only the preferred embodiment of the present invention, it is not intended to limit the invention, it is noted that right
For those skilled in the art, without departing from the technical principles of the invention, it can also make some
Improvement and modification, these improvement and modification also should be regarded as protection scope of the present invention.Although it will also be appreciated that this specification
Described according to embodiment, but not each embodiment only includes an independent technical scheme, specification it is this
Narrating mode is only that the skilled in the art should refer to the specification as a whole, in each embodiment for clarity
Technical scheme may also be suitably combined to form that other embodiments which can be understood by those skilled in the art.
Claims (10)
- A kind of 1. nanofiber-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：Including at least one layer of microfiber layer and It is arranged on the inside of the microfiber layer and volatile organic matter, sour gas, alkaline gas, nitrogen oxides, sulphur can be filtered Oxide, carbon monoxide, smoke, peculiar smell, the layers of nanofibers of formaldehyde are eliminated, added in the nanofiber of the layers of nanofibers Functional property additive, the functional additive include VOC adsorbents, acidic sorbent, alkaline adsorbent, bactericide, anti- Viral agent, the Photodegradation catalyst for decomposing VOC, formaldehyde through catalytic oxidation agent and absorbent for carbon monooxide.
- 2. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The VOC inhales Attached dose includes porous polymer, cyclodextrin, calixarenes, nano active carbon, molecular sieve, metal oxide, metal organic framework material Material, chelate, the porous polymer are super cross-linked polymer, have microporous polymer certainly, be conjugated microporous polymer, be covalently organic One or more in skeleton polymer, the Photodegradation catalyst are nano titanium oxide.
- 3. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The acidity Adsorbent is included with polymer, anion exchange resin, the modified molecules of immobilized organic amine for absorbing and fixing sour gas Sieve, sponge iron, SOLID ORGANIC alkali and its derivative, acid-acceptor, metal oxide, it is described that there is absorption and fix sour gas Polymer is polyethyleneimine or the copolymer containing polyethyleneimine unit, and the SOLID ORGANIC alkali is imidazoles, histidine, pyrrole One or more in pyridine, methyl amine, the acid-acceptor are hydrotalcite compound DHT-4A, and the metal oxide is oxidation Magnesium, aluminum oxide, barium monoxide.The alkaline adsorbent is included with polymer, cationic ion-exchange resin, the organic polyacid for absorbing and fixing alkaline gas Or activated carbon, silica gel, molecular sieve, mesoporous silicon, metal organic framework MOFs, graphene oxide, clay, the solid acid of acid displacement Small molecule aluminium dihydrogen tripolyphosphate, there is the inorganic matter for adsorbing or fixing alkaline matter, the polymer of the fixed alkaline gas For the one or more in polyacrylic acid, polymethylacrylic acid, poly, the cationic ion-exchange resin is band sulfonic acid, phosphorus One or more in acid, hydroxy-acid group, the organic polyacid are citric acid or fourth tetracid, and the clay of the acid displacement is swelling One or more in soil, montmorillonite, attapulgite hybrid.
- 4. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The sterilization Agent includes organic bactericide and inorganic fungicide, and the organic bactericide is quaternary ammonium salt, vanillic aldehyde, chitin, chitosan, diformazan Base octadecyl, aromatic halide, halogen ammoniate, hexamethylene, silicone betaines, natural disinfection One or more in agent, photosensitive bactericide, medical bactericide；The inorganic fungicide be silver ion, nano zine oxide, nano titanium oxide, zeolite bactericide, salt of phosphoric acid bactericide, One or more in bentonite bactericide, soluble glass bactericide, tobermorite bactericide, silica gel bactericide.The aromatic halide includes bromo cinnamaldehyde, and the natural bactericidal agent includes Tea Polyphenols, curcumin, Chinese juniper oil, Chinese mugwort Wormwood artemisia, aloe, radix glycyrrhizae, cordate houttuynia, realgar, blue stone, allicin etc., the photosensitive bactericide are Chlorophyllin Ester, hypocrellin, amino Sour phthalocyanine metal class and its derivative.
- 5. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：It is described disease-resistant Toxic agent includes medical antivirotic and inorganic antiviral ion, and the medical antivirotic is nucleotides, glycyrrhizin, kuh-seng Element, lentinan, Chinese caterpillar fungus polysaccharide, flavonoids, Phenylpropanoid Glycosides class, tannin class, 2,3,5,4'-tetrahydroxyl diphenylethylene-2-O-BETA-D-glucoside, quinones, terpene, biology One kind in alkali, vegetable protein, polysaccharide is a variety of, and the inorganic antiviral ion is silver ion, nano titanium oxide, metal are received One or more in rice noodles.
- 6. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The formaldehyde Catalytic oxidant includes the noble metal nano particles with catalysis oxidation formaldehyde, manganese dioxide, titanium dioxide, manganese oxide, oxidation Aluminium, molecular sieve, the noble metal nano particles are the one or more in platinum, palladium, gold, silver.
- 7. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：One oxygen Change carbon adsorbent include ferroheme, copper, hopcalite agent, molecular sieve, metal-organic framework materials, be loaded with copper halide, cupric oxide, Aluminum halide, the activated carbon of nitrogen-containing compound, porous inorganic material.
- 8. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The micron The fibre diameter of fibrous layer is 0.5~10 micron, and microfiber layer carries electrostatic by polarization method, and the polarization method is Corona discharge or triboelectrification or thermal poling or low-energy electron beam blast technique；The micron non-woven cloth is spun-bonded non-woven, melt-blowing nonwoven, hydro-entangled non-woven fabric, needle fabric or heat Roll one kind in non-woven cloth.
- 9. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The nanometer The fibre diameter of fibrous layer is 50nm~1000nm, the thickness of layers of nanofibers is 10~300 microns.
- 10. nanofiber according to claim 1-micrometer fibers compound anti-mist haze mouth mask, it is characterised in that：The micron The grammes per square metre of fibrous layer is 5~50 grams every square metre.
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| CN108114529A (en) * | 2017-12-22 | 2018-06-05 | 中山市小榄企业服务有限公司 | A kind of combination new material of anti-fog haze |
| CN108926994A (en) * | 2018-07-04 | 2018-12-04 | 绍兴臣工新材料科技有限公司 | Visible light removes the multifunctional air cleaning agent and its preparation method of formaldehyde and antibacterial |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014196A (en) * | 2014-05-08 | 2014-09-03 | 武汉纺织大学 | High-adsorption nanofiber composite filter material and preparation method thereof |
| CN104587747A (en) * | 2014-12-26 | 2015-05-06 | 德宝雅特（福州）有限公司 | Degradable nano-scale fine filtration fiber filter cloth |
| CN104785018A (en) * | 2015-03-23 | 2015-07-22 | 博裕纤维科技（苏州）有限公司 | PVDF nano fiber multifunctional air filtering material and preparation method thereof |
| CN106541683A (en) * | 2016-11-01 | 2017-03-29 | 东莞巨微新材料科技有限公司 | A kind of preparation method of the multilayered structure nano-fiber composite film filtered for particulate in air |
-
2017
- 2017-09-12 CN CN201710815996.5A patent/CN107455822A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014196A (en) * | 2014-05-08 | 2014-09-03 | 武汉纺织大学 | High-adsorption nanofiber composite filter material and preparation method thereof |
| CN104587747A (en) * | 2014-12-26 | 2015-05-06 | 德宝雅特（福州）有限公司 | Degradable nano-scale fine filtration fiber filter cloth |
| CN104785018A (en) * | 2015-03-23 | 2015-07-22 | 博裕纤维科技（苏州）有限公司 | PVDF nano fiber multifunctional air filtering material and preparation method thereof |
| CN106541683A (en) * | 2016-11-01 | 2017-03-29 | 东莞巨微新材料科技有限公司 | A kind of preparation method of the multilayered structure nano-fiber composite film filtered for particulate in air |
Cited By (31)
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| CN108114529A (en) * | 2017-12-22 | 2018-06-05 | 中山市小榄企业服务有限公司 | A kind of combination new material of anti-fog haze |
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| CN111155177A (en) * | 2020-02-11 | 2020-05-15 | 福建师范大学 | Electrostatic spinning antiviral thin layer and application thereof in antiviral field |
| WO2021160178A1 (en) * | 2020-02-11 | 2021-08-19 | Master Dynamic Limited | Protective mask, air filtration element and air treatment element |
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| CN111269621A (en) * | 2020-03-06 | 2020-06-12 | 通化名成电瓷电器有限公司 | Nano virus isolation spraying agent for mask |
| CN111380917A (en) * | 2020-03-23 | 2020-07-07 | 艾感科技(广东)有限公司 | Air quality monitoring sensor and monitoring system based on nanofiber membrane |
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| WO2022098528A1 (en) * | 2020-11-03 | 2022-05-12 | Virginia Commonwealth University | Self-decontaminating nanofibrous filters |
| CN113417076A (en) * | 2021-06-23 | 2021-09-21 | 海南欣龙无纺股份有限公司 | Wormwood finishing melt-blown fabric and preparation method and application thereof |
| CN113549343A (en) * | 2021-06-30 | 2021-10-26 | 科迈特新材料有限公司 | Modified nano zinc oxide compound for plastics and preparation method thereof |
| CN113549343B (en) * | 2021-06-30 | 2022-05-27 | 科迈特新材料有限公司 | Modified nano zinc oxide compound for plastics and preparation method thereof |
| CN113475797A (en) * | 2021-08-03 | 2021-10-08 | 青岛圣德海思医疗科技有限公司 | Mask with sterilization function |
| CN113668242A (en) * | 2021-08-25 | 2021-11-19 | 江苏华实织业有限公司 | Fabric with antibacterial function and method |
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