CN112704288A - Medical antibacterial composite mask and preparation method thereof - Google Patents
Medical antibacterial composite mask and preparation method thereof Download PDFInfo
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- CN112704288A CN112704288A CN202110039778.3A CN202110039778A CN112704288A CN 112704288 A CN112704288 A CN 112704288A CN 202110039778 A CN202110039778 A CN 202110039778A CN 112704288 A CN112704288 A CN 112704288A
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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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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/4291—Olefin series
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H5/00—Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/80—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with boron or compounds thereof, e.g. borides
- D06M11/82—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with boron or compounds thereof, e.g. borides with boron oxides; with boric, meta- or perboric acids or their salts, e.g. with borax
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
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- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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Abstract
The invention discloses a medical antibacterial composite mask and a preparation method thereof, and particularly relates to the technical field of medical masks. The medical mask can effectively improve the antibacterial and oxygen supply effects of the medical mask, and normal people only feel slight unsmooth breathing when running quickly when using the medical mask, so that the medical mask can be effectively suitable for normal use of people with unsmooth breathing, and the feeling of suffocation is reduced; the nanometer anion powder is matched with the polypropylene negative ion fiber, so that the oxygen concentration at the mouth and nose of a user can be enhanced, and the smooth breathing degree of the user is further ensured; the honeysuckle, the clove and the origanum vulgare are matched with each other, so that the antibacterial effect of the medical mask can be further improved; the nickel foil loaded three-dimensional porous nickel film can be used as a carrier of effective components of other various raw materials, so that the antibacterial effect of the medical mask is ensured, and the effect of improving the oxygen concentration around the mouth and nose is improved.
Description
Technical Field
The invention relates to the technical field of medical masks, in particular to a medical antibacterial composite mask and a preparation method thereof.
Background
The mask is a sanitary article, is generally worn on the mouth and nose for filtering air entering the mouth and nose so as to achieve the effect of blocking harmful gas, smell, spray, virus and other substances, and is made of gauze, paper and other materials. The mask is classified into a medical mask, a non-medical mask and a civil sanitary mask. The medical mask is mainly made by compounding one or more layers of non-woven fabrics, and the main production process comprises melt-blowing, spun-bonding, hot air or needling and the like, has the effects of resisting liquid, filtering particles, bacteria and the like, and is a textile for medical protection. The medical mask comprises a mask body and a tightening belt, wherein the mask body is divided into an inner layer, a middle layer and an outer layer, the inner layer is made of a skin-friendly material (common sanitary gauze or non-woven fabric), the middle layer is an isolation filter layer (superfine polypropylene fiber melt-blown material layer), and the outer layer is a special material antibacterial layer (non-woven fabric or ultrathin polypropylene melt-blown material layer).
The existing medical antibacterial mask has the defects of large shielding range, insufficient external oxygen supply, poor using effect on people who are not smooth in breathing and serious suffocation feeling when the mask shields the mouth and nose of a user.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a medical antibacterial composite mask and a preparation method thereof.
In order to achieve the purpose, the invention provides the following technical scheme: a medical antibacterial composite mask comprises a skin-friendly inner layer, a negative ion oxygenation layer, an isolation filter layer and a bacteriostatic outer layer, wherein the negative ion oxygenation layer and the isolation layer are arranged between the skin-friendly inner layer and the bacteriostatic outer layer, and the negative ion oxygenation layer is arranged between the skin-friendly inner layer and the isolation filter layer; the negative ion oxygen increasing layer comprises the following components in percentage by weight: 15.30-18.50% of polypropylene negative ion fibers, 7.20-8.10% of honeysuckle, 6.50-7.30% of clove, 6.30-6.90% of origanum vulgaris, 0.64-0.96% of nano negative ion powder, 0.64-0.96% of cellulose nano fibers, 0.56-0.84% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fibers;
further, the negative ion oxygen increasing layer comprises the following components in percentage by weight: 15.30% of polypropylene negative ion fiber, 7.20% of honeysuckle, 6.50% of clove, 6.30% of oregano, 0.64% of nano negative ion powder, 0.64% of cellulose nano fiber, 0.56% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
Further, the negative ion oxygen increasing layer comprises the following components in percentage by weight: 18.50% of polypropylene negative ion fiber, 8.10% of honeysuckle, 7.30% of clove, 6.90% of oregano, 0.96% of nano negative ion powder, 0.96% of cellulose nano fiber, 0.84% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
Further, the negative ion oxygen increasing layer comprises the following components in percentage by weight: 16.90 percent of polypropylene negative ion fiber, 7.65 percent of honeysuckle, 6.90 percent of clove, 6.60 percent of oregano, 0.80 percent of nano negative ion powder, 0.80 percent of cellulose nano fiber, 0.70 percent of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
Further, the skin-friendly inner layer is graphene spunlace non-woven fabric, the isolation and filtration layer is graphene melt-blown non-woven fabric, and the antibacterial outer layer is graphene spunbonded non-woven fabric.
The invention also provides a preparation method of the medical antibacterial composite mask, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polypropylene negative ion fiber, honeysuckle, clove, origanum vulgaris, nano negative ion powder, cellulose nanofiber, nickel foil loaded three-dimensional porous nickel film and organic short fiber according to the weight percentage;
step two: grinding the honeysuckle, the clove and the origanum in the step one into powder, mixing, adding an ethanol solution with a concentration of 95%, sealing, infiltrating, heating and preserving heat for 5-6h, adding the mixture into a high-speed centrifuge, performing centrifugal filtration treatment to obtain a filtrate A and a filter residue B, and sealing and storing for later use;
step three: adding five times of deionized water by weight into the filter residue B in the second step, decocting for 3-4h, and filtering to obtain a filtrate C;
step four: mixing the filtrate A prepared in the step two with the filtrate C prepared in the step three, adding the nano negative ion powder and the nickel foil loaded three-dimensional porous nickel membrane in the step one, and half of polypropylene negative ion fiber and cellulose nano fiber in parts by weight, heating and stirring, and performing ultrasonic oscillation treatment for 3-4 hours to obtain antibacterial composite slurry;
step five: mixing the organic short fibers in the step one with the rest of the polypropylene negative ion fibers and the cellulose nano fibers to prepare a fiber web, and then performing hot pressing to prepare a non-woven fabric for later use;
step six: placing the non-woven fabric prepared in the fifth step into the antibacterial composite slurry prepared in the fourth step, soaking for 30-40min to obtain an antibacterial non-woven fabric, performing ultrasonic oscillation treatment in the soaking process, and electrostatically spraying the rest antibacterial composite slurry on two surfaces of the antibacterial non-woven fabric to obtain a negative ion oxygenation layer;
step seven: and overlapping the skin-friendly inner layer, the negative ion oxygenation layer, the isolation filter layer and the antibacterial outer layer, placing the nose bridge line and the elastic ear hangers at corresponding positions, and performing hot-pressing and shaping to obtain the medical antibacterial composite mask.
Further, in the second step, the temperature is kept to 50-55 ℃ by heating in the process of sealing, soaking, heating and heat preservation.
Furthermore, in the third step, the steam generated in the decoction process is introduced into the decoction again.
Further, in the process of sealing, infiltrating, heating and preserving heat, ultrasonic oscillation treatment is carried out, and the ultrasonic oscillation frequency is 1.5 MHz.
Further, in the process of sealing, infiltrating, heating and preserving heat, intermittent ultrasonic oscillation treatment is carried out, the ultrasonic oscillation frequency is 1.5MHz, each ultrasonic treatment is carried out for 20min, and each ultrasonic treatment is carried out for 10 min.
The invention has the technical effects and advantages that:
1. the medical antibacterial composite mask prepared by the raw material formula can effectively improve the antibacterial and oxygen supply effects of the medical mask, and normal people only feel slight unsmooth breathing when the medical antibacterial composite mask is used, so that the medical antibacterial composite mask can be effectively suitable for normal use of people with unsmooth breathing, and the feeling of suffocation is reduced; the polypropylene negative ion fiber in the formula has obvious effects on improving air quality and environment, particularly has health care effect on human bodies, can effectively improve the oxygen generation effect of the medical mask, improves the oxygen concentration around the mouth and nose of a user, and further ensures the smooth breathing degree of the user; the honeysuckle, the clove and the origanum vulgare are matched with each other, so that the antibacterial effect of the medical mask can be further improved; the nanometer anion powder is matched with the polypropylene negative ion fiber, so that the oxygen concentration at the mouth and nose of a user can be further enhanced, the smooth breathing of the user is ensured, and the suffocation feeling is further relieved; the nickel foil loaded three-dimensional porous nickel film can be used as a carrier of active ingredients of other various raw materials, so that the antibacterial effect of the medical mask and the effect of improving the oxygen concentration around the mouth and nose are ensured;
2. in the process of preparing the medical antibacterial composite mask, the honeysuckle, the clove and the origanum vulgaris are ground, mixed and subjected to alcohol extraction in the step two, so that alcohol-extracted effective ingredients of the honeysuckle, the clove and the origanum vulgaris can be integrated, the utilization rate of raw materials can be effectively improved, and the extraction of the effective ingredients can be realized; in the third step, the filter residue after alcohol extraction is decocted, so that the effective components in the honeysuckle, the clove and the oregano can be extracted in decoction, and the decoction and the alcohol extraction are mutually matched, so that the utilization rate of the raw materials can be further improved, and the effective components can be extracted; the raw materials are respectively treated in the fourth step and the fifth step, so that the antibacterial effect of the antibacterial composite slurry can be effectively ensured, and the self antibacterial property and the oxygen concentration improving property of the non-woven fabric are ensured; the non-woven fabric is soaked in the antibacterial composite slurry firstly in the sixth step, then the residual antibacterial composite slurry is sprayed, the distribution effect of the antibacterial composite slurry on the non-woven fabric can be effectively enhanced, the antibacterial composite slurry on the non-woven fabric is more uniformly distributed, the combination effect is better, the performance of the negative ion oxygenation layer can be effectively guaranteed, the antibacterial effect of the medical mask is improved, and the effect of improving the oxygen concentration around the mouth and the nose is achieved.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides a medical antibacterial composite mask which comprises a skin-friendly inner layer, a negative ion oxygenation layer, an isolation filter layer and a bacteriostatic outer layer, wherein the negative ion oxygenation layer and the isolation layer are arranged between the skin-friendly inner layer and the bacteriostatic outer layer; the negative ion oxygen increasing layer comprises the following components in percentage by weight: 15.30% of polypropylene negative ion fiber, 7.20% of honeysuckle, 6.50% of clove, 6.30% of oregano, 0.64% of nano negative ion powder, 0.64% of cellulose nano fiber, 0.56% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber;
the skin-friendly inner layer is made of graphene spunlace non-woven fabric, the isolation and filtration layer is made of graphene melt-blown non-woven fabric, and the bacteriostatic outer layer is made of graphene polypropylene spun-bonded non-woven fabric;
the invention also provides a preparation method of the medical antibacterial composite mask, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polypropylene negative ion fiber, honeysuckle, clove, origanum vulgaris, nano negative ion powder, cellulose nanofiber, nickel foil loaded three-dimensional porous nickel film and organic short fiber according to the weight percentage;
step two: grinding the honeysuckle, the clove and the origanum in the step one into powder, mixing, adding an ethanol solution with a concentration of 95%, sealing, infiltrating, heating and preserving heat for 5-6h, adding the mixture into a high-speed centrifuge, performing centrifugal filtration treatment to obtain a filtrate A and a filter residue B, and sealing and storing for later use;
step three: adding five times of deionized water by weight into the filter residue B in the second step, decocting for 3-4h, and filtering to obtain a filtrate C;
step four: mixing the filtrate A prepared in the step two with the filtrate C prepared in the step three, adding the nano negative ion powder and the nickel foil loaded three-dimensional porous nickel membrane in the step one, and half of polypropylene negative ion fiber and cellulose nano fiber in parts by weight, heating and stirring, and performing ultrasonic oscillation treatment for 3-4 hours to obtain antibacterial composite slurry;
step five: mixing the organic short fibers in the step one with the rest of the polypropylene negative ion fibers and the cellulose nano fibers to prepare a fiber web, and then performing hot pressing to prepare a non-woven fabric for later use;
step six: placing the non-woven fabric prepared in the fifth step into the antibacterial composite slurry prepared in the fourth step, soaking for 30-40min to obtain an antibacterial non-woven fabric, performing ultrasonic oscillation treatment in the soaking process, and electrostatically spraying the rest antibacterial composite slurry on two surfaces of the antibacterial non-woven fabric to obtain a negative ion oxygenation layer;
step seven: and overlapping the skin-friendly inner layer, the negative ion oxygenation layer, the isolation filter layer and the antibacterial outer layer, placing the nose bridge line and the elastic ear hangers at corresponding positions, and performing hot-pressing and shaping to obtain the medical antibacterial composite mask.
In the second step, the heating and heat preservation are carried out to 50-55 ℃ in the process of sealing, infiltrating, heating and heat preservation;
in the third step, the steam generated in the decoction process is introduced into the decoction again;
and in the second step, carrying out ultrasonic oscillation treatment in the sealing, infiltrating, heating and heat preservation processes, wherein the ultrasonic oscillation frequency is 1.5 MHz.
Example 2:
different from the embodiment 1, the negative ion oxygen increasing layer comprises the following components in percentage by weight: 18.50% of polypropylene negative ion fiber, 8.10% of honeysuckle, 7.30% of clove, 6.90% of oregano, 0.96% of nano negative ion powder, 0.96% of cellulose nano fiber, 0.84% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
Example 3:
different from the embodiments 1-2, the negative ion oxygen increasing layer comprises the following components in percentage by weight: 16.90 percent of polypropylene negative ion fiber, 7.65 percent of honeysuckle, 6.90 percent of clove, 6.60 percent of oregano, 0.80 percent of nano negative ion powder, 0.80 percent of cellulose nano fiber, 0.70 percent of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
Taking the medical antibacterial composite mask prepared in the above examples 1-3, the medical mask of the first control group, the medical mask of the second control group, the medical mask of the third control group, the medical mask of the fourth control group, the medical mask of the fifth control group and the medical mask of the sixth control group, respectively, the medical mask of the first control group is a common medical mask on the market, the medical mask of the second control group does not contain honeysuckle, clove and oregano compared with the examples, the medical mask of the third control group does not contain polypropylene fiber negative ion fiber compared with the examples, the medical mask of the fourth control group does not contain cellulose nanofiber compared with the examples, the medical mask of the fifth control group does not contain nickel foil to load a three-dimensional porous nickel film compared with the examples, the medical mask of the sixth control group does not contain nano negative ion powder compared with the examples, and nine groups respectively test the medical masks prepared in the three examples and the medical masks of the six control groups, every 30 samples are taken as a group, and the test results are shown in the table one by carrying out trial test on healthy people who voluntarily take part in the test:
table one:
as can be seen from the table I, when the negative ion oxygen increasing layer in the medical antibacterial composite mask comprises the following components in percentage by weight: 16.90% of polypropylene negative ion fiber, 7.65% of honeysuckle, 6.90% of clove, 6.60% of oregano, 0.80% of nano negative ion powder, 0.80% of cellulose nano fiber, 0.70% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fibers, so that the antibacterial and oxygen supply effects of the medical mask can be effectively improved, normal people only feel slight unsmooth breathing when running fast when using the medical mask, the medical mask can be effectively suitable for normal use of people with unsmooth breathing, and the feeling of suffocation is reduced; example 3 is a preferred embodiment of the present invention, the polypropylene negative ion fiber and the negative ion fiber in the formulation are fibers with negative ion release function, the negative ions released by the fibers have obvious effect on improving air quality and environment, especially the health care effect of the negative ions on human body, the negative ion fiber is mainly prepared by adding a nano-scale tourmaline powder with negative ion release function in the production process of the fibers, so that the tourmaline powder is embedded on the surface of the fibers, and the electrons emitted by the tourmaline hit the oxygen molecules around the fibers to form charged negative oxygen ions, thereby effectively improving the oxygen production effect of the medical mask, increasing the oxygen concentration around the mouth and nose of a user, and further ensuring the smooth breathing degree of the user; honeysuckle, honeysuckle decoction and alcohol extract have certain inhibition effect on various gram positive and negative bacteria such as staphylococcus aureus, staphylococcus albus, hemolytic streptococcus, pneumonia bacillus, meningococcus, typhoid bacillus, paratyphoid bacillus, escherichia coli, dysentery bacillus, proteus, bordetella pertussis, pseudomonas aeruginosa, mycobacterium tuberculosis, vibrio cholerae and the like, and the antibacterial effect of the medical mask can be effectively improved; the clove has the effects of resisting anoxia, inhibiting bacteria and killing insects, and has inhibiting effect on various pathogenic fungi, coccus, streptococcus, bacillus such as pneumonia, dysentery, large intestine, typhoid, and influenza virus; origanum vulgaris, origanum vulgaris volatile oil has obvious analgesic, antimicrobial, tranquilizing and bacteriostatic effects; the honeysuckle, the clove and the origanum vulgare are matched with each other, so that the antibacterial effect of the medical mask can be further improved; the nanometer negative ion powder, the mechanism of the gas molecule ionization in the air, mainly rely on the result of the gas effect of the external dissociation agent, the dissociation agent has ultraviolet ray, radioactive ray, photoelectric effect, etc., the composition in the nanometer negative ion powder has thermoelectricity and piezoelectricity, therefore can cause the potential difference between the composition crystal under the condition that there is temperature and pressure change (even small change), this static is up to 100 ten thousand electron volts, thus make the air produce the ionization, the electron hit is attached to adjacent water and oxygen molecule and made it turn into the air anion, namely the negative oxygen ion, nanometer negative ion powder cooperates with anion fiber of polypropylene fibre, can further strengthen the oxygen concentration in the user's mouth and nose, guarantee the user breathes smoothly, further relieve the feeling of oppression; the cellulose nanofiber belongs to plant cellulose nanofiber, can ensure the safety of the medical mask and avoid the damage of the mask to a user; the nickel foil loads the three-dimensional porous nickel film, the branches of the nickel film are formed by micro/nano nickel particles (500nm-1 mu m), a large number of gaps are left among the particles, the porosity of the three-dimensional porous nickel reaches 99%, and the nickel film is harmless and nontoxic, can be used as a carrier of effective components of other various raw materials, and ensures the antibacterial effect of the medical mask and the effect of improving the oxygen concentration around the mouth and the nose.
Example 4
In the preferred technical scheme, the invention provides a medical antibacterial composite mask, which comprises a skin-friendly inner layer, a negative ion oxygenation layer, an isolation filter layer and an antibacterial outer layer, wherein the negative ion oxygenation layer and the isolation layer are arranged between the skin-friendly inner layer and the antibacterial outer layer, and the negative ion oxygenation layer is arranged between the skin-friendly inner layer and the isolation filter layer; the negative ion oxygen increasing layer comprises the following components in percentage by weight: 16.90 percent of polypropylene negative ion fiber, 7.65 percent of honeysuckle, 6.90 percent of clove, 6.60 percent of oregano, 0.80 percent of nano negative ion powder, 0.80 percent of cellulose nano fiber, 0.70 percent of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
The skin-friendly inner layer is graphene spunlace non-woven fabric, the isolation filter layer is graphene melt-blown non-woven fabric, and the antibacterial outer layer is graphene allyl fiber spunbonded non-woven fabric.
The invention also provides a preparation method of the medical antibacterial composite mask, which comprises the following specific preparation steps:
the method comprises the following steps: weighing polypropylene negative ion fiber, honeysuckle, clove, origanum vulgaris, nano negative ion powder, cellulose nanofiber, nickel foil loaded three-dimensional porous nickel film and organic short fiber according to the weight percentage;
step two: grinding the honeysuckle, the clove and the origanum in the step one into powder, mixing, adding an ethanol solution with a concentration of 95%, sealing, infiltrating, heating and preserving heat for 5-6h, adding the mixture into a high-speed centrifuge, performing centrifugal filtration treatment to obtain a filtrate A and a filter residue B, and sealing and storing for later use;
step three: adding five times of deionized water by weight into the filter residue B in the second step, decocting for 3-4h, and filtering to obtain a filtrate C;
step four: mixing the filtrate A prepared in the step two with the filtrate C prepared in the step three, adding the nano negative ion powder and the nickel foil loaded three-dimensional porous nickel membrane in the step one, and half of polypropylene negative ion fiber and cellulose nano fiber in parts by weight, heating and stirring, and performing ultrasonic oscillation treatment for 3-4 hours to obtain antibacterial composite slurry;
step five: mixing the organic short fibers in the step one with the rest of the polypropylene negative ion fibers and the cellulose nano fibers to prepare a fiber web, and then performing hot pressing to prepare a non-woven fabric for later use;
step six: placing the non-woven fabric prepared in the fifth step into the antibacterial composite slurry prepared in the fourth step, soaking for 30-40min to obtain an antibacterial non-woven fabric, performing ultrasonic oscillation treatment in the soaking process, and electrostatically spraying the rest antibacterial composite slurry on two surfaces of the antibacterial non-woven fabric to obtain a negative ion oxygenation layer;
step seven: and overlapping the skin-friendly inner layer, the negative ion oxygenation layer, the isolation filter layer and the antibacterial outer layer, placing the nose bridge line and the elastic ear hangers at corresponding positions, and performing hot-pressing and shaping to obtain the medical antibacterial composite mask.
In the second step, the heating and heat preservation are carried out to 50-55 ℃ in the process of sealing, infiltrating, heating and heat preservation;
in the third step, the steam generated in the decoction process is introduced into the decoction again;
in the process of sealing, infiltrating, heating and preserving heat, carrying out interval type ultrasonic oscillation treatment, wherein the ultrasonic oscillation frequency is 1.5MHz, each ultrasonic treatment is carried out for 20min, and each interval is 10 min.
Example 5
Different from the embodiment 4, in the process of sealing, infiltrating, heating and heat preservation in the second step, ultrasonic oscillation treatment is carried out, and the ultrasonic oscillation frequency is 1.5 MHz.
Example 6
In contrast to examples 4 to 5, in step three, no steam was re-introduced into the decoction during the decoction.
Taking the medical antibacterial composite mask prepared in the above examples 4-6 and a medical mask of a control group seven, a medical mask of a control group eight, a medical mask of a control group nine and a medical mask of a control group ten respectively to perform experiments, wherein the medical mask of the control group seven does not have the operation in the step three compared with the examples, the medical mask of the control group eight does not have the operation in the step two compared with the examples, the medical mask of the control group nine directly mixes the filtrate A, the filtrate B and the raw materials remaining in the step one in the step four compared with the examples, and the medical mask of the control group ten does not have the soaking operation in the step six compared with the examples; the medical masks prepared in the three examples and the medical masks of the four control groups were tested in seven groups, each 30 samples were taken as one group, and the test results were shown in table two, with the healthy population voluntarily taking part in the test for trial test:
table two:
as can be seen from table two, in the process of preparing the medical antibacterial composite mask, when the preparation method in the fourth embodiment is the preferred scheme of the present invention, the second step of grinding, mixing and alcohol extraction treatment is performed on the honeysuckle, the clove and the origanum vulgare, so that alcohol-extracted effective ingredients of the honeysuckle, the clove and the origanum vulgare can be integrated, the utilization rate of raw materials can be effectively improved, and the extraction of the effective ingredients can be effectively performed; in the third step, the filter residue after alcohol extraction is decocted, so that the effective components in the honeysuckle, the clove and the oregano can be extracted in decoction, and the decoction and the alcohol extraction are mutually matched, so that the utilization rate of the raw materials can be further improved, and the effective components can be extracted; the raw materials are respectively treated in the fourth step and the fifth step, so that the antibacterial effect of the antibacterial composite slurry can be effectively ensured, and the self antibacterial property and the oxygen concentration improving property of the non-woven fabric are ensured; the non-woven fabric is soaked in the antibacterial composite slurry firstly in the sixth step, then the residual antibacterial composite slurry is sprayed, the distribution effect of the antibacterial composite slurry on the non-woven fabric can be effectively enhanced, the antibacterial composite slurry on the non-woven fabric is more uniformly distributed, the combination effect is better, the performance of the negative ion oxygenation layer can be effectively guaranteed, the antibacterial effect of the medical mask is improved, and the effect of improving the oxygen concentration around the mouth and the nose is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (10)
1. The utility model provides a medical antibiotic compound gauze mask which characterized in that: the negative ion oxygen increasing layer and the isolation layer are arranged between the skin-friendly inner layer and the bacteriostatic outer layer, and the negative ion oxygen increasing layer is arranged between the skin-friendly inner layer and the isolation filter layer; the negative ion oxygen increasing layer comprises the following components in percentage by weight: 15.30-18.50% of polypropylene negative ion fibers, 7.20-8.10% of honeysuckle, 6.50-7.30% of clove, 6.30-6.90% of origanum vulgaris, 0.64-0.96% of nano negative ion powder, 0.64-0.96% of cellulose nano fibers, 0.56-0.84% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fibers.
2. The medical antibacterial composite mask according to claim 1, characterized in that: the negative ion oxygen increasing layer comprises the following components in percentage by weight: 15.30% of polypropylene negative ion fiber, 7.20% of honeysuckle, 6.50% of clove, 6.30% of oregano, 0.64% of nano negative ion powder, 0.64% of cellulose nano fiber, 0.56% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
3. The medical antibacterial composite mask according to claim 1, characterized in that: the negative ion oxygen increasing layer comprises the following components in percentage by weight: 18.50% of polypropylene negative ion fiber, 8.10% of honeysuckle, 7.30% of clove, 6.90% of oregano, 0.96% of nano negative ion powder, 0.96% of cellulose nano fiber, 0.84% of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
4. The medical antibacterial composite mask according to claim 1, characterized in that: the negative ion oxygen increasing layer comprises the following components in percentage by weight: 16.90 percent of polypropylene negative ion fiber, 7.65 percent of honeysuckle, 6.90 percent of clove, 6.60 percent of oregano, 0.80 percent of nano negative ion powder, 0.80 percent of cellulose nano fiber, 0.70 percent of nickel foil loaded three-dimensional porous nickel membrane, and the balance of organic short fiber.
5. The medical antibacterial composite mask according to claim 1, characterized in that: the skin-friendly inner layer is graphene spunlace non-woven fabric, the isolation filter layer is graphene melt-blown non-woven fabric, and the antibacterial outer layer is graphene allyl fiber spunbonded non-woven fabric.
6. The method for manufacturing a medical antibacterial composite mask according to any one of claims 1 to 5, wherein the method comprises the following steps: the preparation method comprises the following specific steps:
the method comprises the following steps: weighing polypropylene negative ion fiber, honeysuckle, clove, origanum vulgaris, nano negative ion powder, cellulose nanofiber, nickel foil loaded three-dimensional porous nickel film and organic short fiber according to the weight percentage;
step two: grinding the honeysuckle, the clove and the origanum in the step one into powder, mixing, adding an ethanol solution with a concentration of 95%, sealing, infiltrating, heating and preserving heat for 5-6h, adding the mixture into a high-speed centrifuge, performing centrifugal filtration treatment to obtain a filtrate A and a filter residue B, and sealing and storing for later use;
step three: adding five times of deionized water by weight into the filter residue B in the second step, decocting for 3-4h, and filtering to obtain a filtrate C;
step four: mixing the filtrate A prepared in the step two with the filtrate C prepared in the step three, adding the nano negative ion powder and the nickel foil loaded three-dimensional porous nickel membrane in the step one, and half of polypropylene negative ion fiber and cellulose nano fiber in parts by weight, heating and stirring, and performing ultrasonic oscillation treatment for 3-4 hours to obtain antibacterial composite slurry;
step five: mixing the organic short fibers in the step one with the rest of the polypropylene negative ion fibers and the cellulose nano fibers to prepare a fiber web, and then performing hot pressing to prepare a non-woven fabric for later use;
step six: placing the non-woven fabric prepared in the fifth step into the antibacterial composite slurry prepared in the fourth step, soaking for 30-40min to obtain an antibacterial non-woven fabric, performing ultrasonic oscillation treatment in the soaking process, and electrostatically spraying the rest antibacterial composite slurry on two surfaces of the antibacterial non-woven fabric to obtain a negative ion oxygenation layer;
step seven: and overlapping the skin-friendly inner layer, the negative ion oxygenation layer, the isolation filter layer and the antibacterial outer layer, placing the nose bridge line and the elastic ear hangers at corresponding positions, and performing hot-pressing and shaping to obtain the medical antibacterial composite mask.
7. The method for manufacturing a medical antibacterial composite mask according to claim 6, wherein the method comprises the following steps: in the second step, the temperature is kept to 50-55 ℃ during the process of sealing, infiltrating, heating and heat preservation.
8. The method for manufacturing a medical antibacterial composite mask according to claim 6, wherein the method comprises the following steps: in the third step, the steam generated in the decoction process is introduced into the decoction again.
9. The method for manufacturing a medical antibacterial composite mask according to claim 6, wherein the method comprises the following steps: and in the process of sealing, infiltrating, heating and preserving heat, carrying out ultrasonic oscillation treatment, wherein the ultrasonic oscillation frequency is 1.5 MHz.
10. The method for manufacturing a medical antibacterial composite mask according to claim 6, wherein the method comprises the following steps: and in the process of sealing, infiltrating, heating and preserving heat in the second step, carrying out interval type ultrasonic oscillation treatment, wherein the ultrasonic oscillation frequency is 1.5MHz, each ultrasonic treatment is carried out for 20min, and each interval is 10 min.
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