CN111572124A - Breathable cloth for manufacturing disposable mask and preparation method thereof - Google Patents

Breathable cloth for manufacturing disposable mask and preparation method thereof Download PDF

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Publication number
CN111572124A
CN111572124A CN202010574276.6A CN202010574276A CN111572124A CN 111572124 A CN111572124 A CN 111572124A CN 202010574276 A CN202010574276 A CN 202010574276A CN 111572124 A CN111572124 A CN 111572124A
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China
Prior art keywords
layer
skin
fibers
fiber
manufacturing
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CN202010574276.6A
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Chinese (zh)
Inventor
杨双建
龚琤琤
杨文超
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Anhui Deep Breathing Textile Technology Co ltd
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Anhui Deep Breathing Textile Technology Co ltd
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Priority to CN202010574276.6A priority Critical patent/CN111572124A/en
Publication of CN111572124A publication Critical patent/CN111572124A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • 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
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/02—Layered materials
    • 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
    • A41D31/14—Air permeable, i.e. capable of being penetrated by gases
    • A41D31/145—Air permeable, i.e. capable of being penetrated by gases using layered materials
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • 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
    • D06M11/07—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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
    • D06M11/30—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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with oxides of halogens, oxyacids of halogens or their salts, e.g. with perchlorates
    • 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
    • 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
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
    • D06M13/207—Substituted carboxylic acids, e.g. by hydroxy or keto groups; Anhydrides, halides or salts thereof
    • D06M13/21—Halogenated carboxylic acids; Anhydrides, halides or salts thereof
    • 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
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/08—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin
    • D06M14/10—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2500/00—Materials for garments
    • A41D2500/30—Non-woven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/08—Animal fibres, e.g. hair, wool, silk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2437/00—Clothing

Abstract

The invention discloses breathable cloth for manufacturing a disposable mask, which comprises a skin-friendly layer, an adsorption layer and a blocking layer, wherein the skin-friendly layer, the adsorption layer and the blocking layer are sequentially arranged; the skin-friendly layer is made of bamboo fibers and wool fibers; the adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer; the barrier layer is made of antibacterial fibers and polyester fibers. The fabric comprises the skin-friendly layer, the adsorption layer and the blocking layer which are sequentially arranged, wherein the skin-friendly layer is made of bamboo fibers and wool fibers, so that the fabric has soft and comfortable skin-friendly touch feeling and extremely high ventilation comfort; the cloth prepared by the invention has excellent barrier, adsorption and antibacterial functions on the basis of extremely high ventilation comfort, and is suitable for manufacturing disposable masks.

Description

Breathable cloth for manufacturing disposable mask and preparation method thereof
Technical Field
The invention belongs to the field of mask processing, and particularly relates to breathable cloth for manufacturing a disposable mask and a preparation method thereof.
Background
The deterioration of air quality, the transmission of viruses and germs and the spread of respiratory diseases, so that the mask has extremely high utilization rate in the aspect of protection. At present, common masks circulating on the market are generally made of absorbent cotton gauze or non-woven fabrics, can block most dust particles with larger particle sizes suspended in the air, and cannot effectively prevent PM2.5 and have the effects of antibiosis and anti-toxicity. In order to improve the separation effect to particulate matters or viruses and the like, the aperture of the mask fabric is generally reduced in the prior art, but the aperture of the mask fabric is reduced to increase the separation rate to gas, so that the ventilation performance of the mask is influenced, and the wearing comfort of the mask is influenced.
The Chinese invention patent with the patent number of CN201710529779.X discloses a breathable mask, wherein breathable sheets are laid below a filter layer of a mask body and are laid to be close to two side edges of the mask body, the area of the breathable sheets is larger than 60% of the surface area of the mask body, and trimming edges at four corner ends of the mask body are folded. This application passes through the position setting of cassette, increases about cassette effective area one time than general gauze mask to increase the gas permeability. However, in this application, the air permeability of the mask is improved from the aspect of the mask structure, although the air permeability of the mask can be improved to a certain extent, the mask cloth adopted by the mask is still in the prior art, and the mask cloth still has the performance of high separation and air permeability, so that the use performance of the mask is affected.
Disclosure of Invention
The invention aims to provide breathable cloth for manufacturing a disposable mask and a preparation method thereof, wherein the cloth comprises a skin-friendly layer, an adsorption layer and a blocking layer which are sequentially arranged, and the skin-friendly layer is made of bamboo fibers and wool fibers, so that the breathable cloth not only has soft and comfortable skin-friendly touch feeling, but also has extremely high ventilation comfort; activated carbon particles are compounded on the surface of the adsorption layer in a point-sticking mode, so that the air permeability of the PP non-woven fabric is not influenced, the double effects of physical adsorption and chemical sterilization are increased, and the further purification process of the adsorption layer on air is improved; the barrier layer is directly contacted with the air, and is made of antibacterial fiber and polyester fiber, the antibacterial fiber is modified cotton fiber, so that the barrier layer still has good air permeability, and the cotton fiber has good antibacterial effect after being modified, so that the barrier layer can primarily block and sterilize air inhaled by a human body; the cloth prepared by the invention has excellent barrier, adsorption and antibacterial functions on the basis of extremely high ventilation comfort, and is suitable for manufacturing disposable masks.
The purpose of the invention can be realized by the following technical scheme:
a breathable cloth for manufacturing a disposable mask comprises a skin-friendly layer, an adsorption layer and a blocking layer which are sequentially arranged, wherein the skin-friendly layer is directly contacted with the skin of a human body, and the blocking layer is directly contacted with air;
wherein, the skin-friendly layer is made of bamboo fiber and wool fiber; mixing bamboo fibers and wool fibers according to a mass ratio of 10:7-8, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer so as to obtain a skin-friendly layer;
the adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer;
the barrier layer is made of antibacterial fibers and polyester fibers; mixing antibacterial fibers and polyester fibers according to a mass ratio of 1:1, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer to obtain a barrier layer;
the skin-friendly layer, the adsorption layer and the barrier layer are reinforced and compounded in a sewing or ultrasonic bonding mode to obtain the breathable fabric for manufacturing the disposable mask.
Further, the antibacterial fiber is prepared by the following method:
s1, adding the cotton fibers into n-hexane, adding 4- (chloromethyl) benzoyl chloride, stirring and reacting for 24 hours at room temperature, washing for 5-6 times by using ethanol and distilled water respectively, carrying out suction filtration, and drying to obtain pretreated cotton fibers;
s2, adding a certain mass of pretreated cotton fibers into a three-neck flask filled with dimethylformamide, introducing nitrogen for 10-15min, removing oxygen in the flask, heating and stirring, adding N-hydroxymethyl acrylamide and a catalyst when the temperature of a mixed solution rises to 60-65 ℃, stirring and mixing uniformly, reacting for 7-8h at 68-70 ℃, centrifuging after the reaction is finished, washing, and drying to obtain grafted cotton fibers;
s3, preparing a sodium hypochlorite solution with the mass fraction of 10%, adjusting the pH value of the solution to 7 by using sulfuric acid, placing the grafted cotton fiber into the solution according to the solid-to-liquid ratio of 1g:35-40mL, stirring and reacting at room temperature for 60-70min, after the reaction is finished, firstly washing with tap water for 5-6 times, then washing with deionized water for 5-6 times, and finally placing the product in an oven at 46 ℃ for drying for 2-3h to obtain the antibacterial fiber.
Furthermore, in step S1, the ratio of the amounts of the cotton fiber, the n-hexane and the 4- (chloromethyl) benzoyl chloride is 10g, 90-100mL and 2-3 g.
Further, in the step S2, the catalyst is a mixture of copper bromide and pentamethyldiethylenetriamine, and the mass ratio of the copper bromide to the pentamethyldiethylenetriamine is 1: 1; the ratio of the amount of the pretreated cotton fiber to the amount of the dimethylformamide to the amount of the N-methylolacrylamide to the amount of the catalyst is 10g: 150: 200mL:3-4g:0.1 g.
Further, the activated carbon particles are prepared by the following method:
(1) treating the spherical activated carbon at the temperature of 160-180 ℃ for 9-10min to obtain pretreated base carbon;
(2) putting 10g of polyvinylpyrrolidone and 45-55mL of ethylene glycol into a three-neck flask at the same time, heating to 60 ℃, stirring until the mixture is dissolved, adding 1.5-2.0g of silver nitrate into the solution, heating and refluxing for 90-100min at 120 ℃, and cooling to room temperature to obtain a nano-silver colloidal solution;
(3) according to the weight ratio of 1g: adding 8-10mL of pretreated base carbon into the nano silver colloid solution, stirring at 120 ℃ for 60-70min, filtering, washing with absolute ethyl alcohol and deionized water for 4-5 times respectively, and drying to obtain spherical activated carbon particles.
A preparation method of breathable cloth for manufacturing a disposable mask comprises the following specific steps:
the skin-friendly layer, the adsorption layer and the barrier layer are sequentially reinforced and compounded in a sewing or ultrasonic bonding mode to obtain the breathable fabric for manufacturing the disposable mask.
The invention has the beneficial effects that:
the barrier layer in the fabric is made of antibacterial fiber and polyester fiber, the antibacterial fiber is modified cotton fiber, and a haloamine type polymer is introduced into a molecular chain of the cotton fiber through 4- (chloromethyl) benzoyl chloride molecules, so that on one hand, the 4- (chloromethyl) benzoyl chloride molecules are used as bridge molecules, and benzene rings are contained on the bridge molecules, the mechanical property of the cotton fiber can be increased through rigid benzene rings, and the space between the molecular chains of the fiber can be increased through the benzene rings with large steric hindrance, so that the ventilation comfort is improved; on the other hand, the grafted halamine type polymer is an effective antibacterial component, can endow the cotton fiber with good antibacterial performance, and the surface appearance of the cotton fiber is obviously changed through the grafted polymer, so that the surface appearance of the cotton fiber is rough, the contact area between the cotton fiber and microbial cells can be increased, bacteria can be adsorbed on the surface of the cotton fiber, and the-NCl-in-NCl-on the cotton fiber can play a role, so that the aim of further enhancing the antibacterial effect is fulfilled; moreover, the antibacterial active ingredients are combined with the cotton fibers in a chemical bonding mode and are not easy to migrate and fall off, so that the antibacterial durability exists;
the adsorption layer of the fabric takes PP melt-blown non-woven fabric as a base material, activated carbon particles are bonded and compounded on the surface of the PP melt-blown non-woven fabric, nano silver particles are deposited on the surface of the pretreated activated carbon through a sol method, and the nano silver particles are loaded on the activated carbon in two modes of adsorption and chemical bonding, so that the activated carbon particles not only have a physical adsorption effect, but also have an antibacterial effect; when the activated carbon particles are adsorbed on the surface of the PP melt-blown non-woven fabric by adopting a point-bonding composite technology, on one hand, the gaps among the activated carbon particles are far larger than the gas circulation aperture, so that the air permeability of the PP melt-blown non-woven fabric is not influenced; on the other hand, the activated carbon particles are good adsorption materials, can adsorb particle impurities and partial gas substances in the air, and have a filtering effect, and in addition, the nano silver particles loaded on the activated carbon can also be directly contacted with the entering air, so that a further sterilization effect is realized, the air is purified, and a better blocking effect is realized;
the cloth for the mask comprises the skin-friendly layer, the adsorption layer and the blocking layer which are sequentially arranged, wherein the skin-friendly layer is made of bamboo fibers and wool fibers, so that the cloth not only has soft and comfortable skin-friendly touch feeling, but also has extremely high ventilation comfort; activated carbon particles are compounded on the surface of the adsorption layer in a point-sticking mode, so that the air permeability of the PP non-woven fabric is not influenced, the double effects of physical adsorption and chemical sterilization are increased, and the further purification process of the adsorption layer on air is improved; the barrier layer is directly contacted with the air, and is made of antibacterial fiber and polyester fiber, the antibacterial fiber is modified cotton fiber, so that the barrier layer still has good air permeability, and the cotton fiber has good antibacterial effect after being modified, so that the barrier layer can primarily block and sterilize air inhaled by a human body; the cloth prepared by the invention has excellent barrier, adsorption and antibacterial functions on the basis of extremely high ventilation comfort, and is suitable for manufacturing disposable masks.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
A breathable cloth for manufacturing a disposable mask comprises a skin-friendly layer, an adsorption layer and a blocking layer which are sequentially arranged, wherein the skin-friendly layer is directly contacted with the skin of a human body, and the blocking layer is directly contacted with air;
wherein, the skin-friendly layer is made of bamboo fiber and wool fiber; mixing bamboo fibers and wool fibers according to a mass ratio of 10:7-8, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer so as to obtain a skin-friendly layer;
the adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer;
the barrier layer is made of antibacterial fiber and polyester fiber; mixing antibacterial fibers and polyester fibers according to a mass ratio of 1:1, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer to obtain a barrier layer;
the skin-friendly layer, the adsorption layer and the barrier layer are reinforced and compounded in a sewing or ultrasonic bonding mode to obtain breathable cloth for manufacturing the disposable mask;
the antibacterial fiber is prepared by the following method:
s1, adding the cotton fibers into n-hexane, adding 4- (chloromethyl) benzoyl chloride, stirring and reacting for 24 hours at room temperature, washing for 5-6 times by using ethanol and distilled water respectively, carrying out suction filtration, and drying to obtain pretreated cotton fibers;
wherein the dosage ratio of the cotton fiber, the normal hexane and the 4- (chloromethyl) benzoyl chloride is 10g, 90-100mL and 2-3 g;
in the step, reacting-OH on the surface of the cotton fiber with acyl chloride-COCl on 4- (chloromethyl) benzoyl chloride molecules to form ester groups, so that the 4- (chloromethyl) benzoyl chloride molecules are grafted on the molecular chain of the cotton fiber;
s2, adding a certain mass of pretreated cotton fibers into a three-neck flask filled with dimethylformamide, introducing nitrogen for 10-15min, removing oxygen in the flask, heating and stirring, adding N-hydroxymethyl acrylamide and a catalyst when the temperature of a mixed solution rises to 60-65 ℃, stirring and mixing uniformly, reacting for 7-8h at 68-70 ℃, centrifuging after the reaction is finished, washing, and drying to obtain grafted cotton fibers;
wherein the catalyst is a mixture of copper bromide and pentamethyldiethylenetriamine, and the mass ratio of the copper bromide to the pentamethyldiethylenetriamine is 1: 1; the dosage ratio of the pretreated cotton fiber, the dimethylformamide, the N-hydroxymethyl acrylamide and the catalyst is 10g: 150: 200mL:3-4g:0.1 g;
in the step, 4- (chloromethyl) benzoyl chloride molecules grafted on the surface of the cotton fiber also contain halogenated hydrocarbon-Cl groups, N-hydroxymethyl acrylamide is subjected to free radical polymerization under the action of a catalyst, and the formed polymer molecules are grafted to the other end of the 4- (chloromethyl) benzoyl chloride molecules to obtain grafted cotton fibers;
s3, preparing a sodium hypochlorite solution with the mass fraction of 10%, adjusting the pH value of the solution to 7 by using sulfuric acid, placing the grafted cotton fiber into the solution according to the solid-to-liquid ratio of 1g:35-40mL, stirring and reacting at room temperature for 60-70min, after the reaction is finished, firstly washing the grafted cotton fiber with tap water for 5-6 times, then washing the grafted cotton fiber with deionized water for 5-6 times, and finally placing the product in an oven with the temperature of 46 ℃ for drying for 2-3h to obtain the antibacterial fiber;
the polymer grafted on the grafted cotton fiber contains-NH-group on the main chain of the polymer molecule, and reacts with-Cl in sodium hypochlorite solution to form-NCl-group, namely a haloamine structure;
introducing a haloamine type polymer on a cotton fiber molecular chain through 4- (chloromethyl) benzoyl chloride molecules, wherein on one hand, the 4- (chloromethyl) benzoyl chloride molecules are used as bridge molecules and contain benzene rings, the rigid benzene rings can increase the mechanical property of cotton fibers, and the benzene rings with large steric hindrance can increase the space among the fiber molecular chains and improve the ventilation comfort; on the other hand, the grafted halamine type polymer is an effective antibacterial component, can endow the cotton fiber with good antibacterial performance, and the surface appearance of the cotton fiber is obviously changed through the grafted polymer, so that the surface appearance of the cotton fiber is rough, the contact area between the cotton fiber and microbial cells can be increased, bacteria can be adsorbed on the surface of the cotton fiber, and the-NCl-in-NCl-on the cotton fiber can play a role, so that the aim of further enhancing the antibacterial effect is fulfilled; moreover, the antibacterial active ingredients are combined with the cotton fibers in a chemical bonding mode and are not easy to migrate and fall off, so that the antibacterial durability exists;
the active carbon particles are prepared by the following method:
(1) treating the spherical activated carbon at the temperature of 160-180 ℃ for 9-10min to obtain pretreated base carbon;
the purpose of base carbon pretreatment is to remove moisture and other impurities adsorbed in the pores of the activated carbon and add more loading space for the modifier; particularly, under higher treatment temperature, the modified carbon has slight oxidation effect on the surface of the base carbon, and oxygen-containing functional groups (-OH, -CHO, -COOH and the like) on the surface of the activated carbon are increased, so that the subsequent uniform distribution of the modifier is facilitated, and the problems of poor particle dispersibility and particle agglomeration of the modifier caused by different potentials and potentials on the surface of the carbon can be avoided;
(2) putting 10g of polyvinylpyrrolidone and 45-55mL of ethylene glycol into a three-neck flask at the same time, heating to 60 ℃, stirring until the mixture is dissolved, adding 1.5-2.0g of silver nitrate into the solution, heating and refluxing for 90-100min at 120 ℃, and cooling to room temperature to obtain a nano-silver colloidal solution;
(3) according to the weight ratio of 1g: adding 8-10mL of pretreated base carbon into the nano silver colloidal solution, stirring at 120 ℃ for 60-70min, filtering, washing with absolute ethyl alcohol and deionized water for 4-5 times respectively, and drying to obtain spherical activated carbon particles;
the pretreated surface of the activated carbon is deposited with nano silver particles by a sol method, and the nano silver particles are loaded on the activated carbon in two ways of adsorption and chemical bonding, so that the activated carbon particles not only have physical adsorption effect, but also have antibacterial effect; when the activated carbon particles are adsorbed on the surface of the PP melt-blown non-woven fabric by adopting a point-bonding composite technology, on one hand, the gaps among the activated carbon particles are far larger than the gas circulation aperture, so that the air permeability of the PP melt-blown non-woven fabric is not influenced; on the other hand, the activated carbon particles are good adsorption materials, can adsorb particle impurities and partial gas substances in the air, and have a filtering effect.
Example 1
The barrier layer is made of antibacterial fiber and polyester fiber; mixing antibacterial fibers and polyester fibers according to a mass ratio of 1:1, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer to obtain a barrier layer;
the antibacterial fiber is prepared by the following method:
s1, adding the cotton fibers into n-hexane, adding 4- (chloromethyl) benzoyl chloride, stirring and reacting for 24 hours at room temperature, washing for 5 times by using ethanol and distilled water respectively, filtering, and drying to obtain pretreated cotton fibers;
wherein the dosage ratio of the cotton fiber, the normal hexane and the 4- (chloromethyl) benzoyl chloride is 10g, 90mL and 2 g;
s2, adding a certain mass of pretreated cotton fibers into a three-neck flask filled with dimethylformamide, introducing nitrogen for 10-15min, removing oxygen in the flask, heating and stirring, adding N-hydroxymethyl acrylamide and a catalyst when the temperature of a mixed solution rises to 60 ℃, stirring and mixing uniformly, reacting for 8h at 68 ℃, centrifuging after the reaction is finished, washing, and drying to obtain grafted cotton fibers;
wherein the catalyst is a mixture of copper bromide and pentamethyldiethylenetriamine, and the mass ratio of the copper bromide to the pentamethyldiethylenetriamine is 1: 1; the dosage ratio of the pretreated cotton fiber, the dimethylformamide, the N-hydroxymethyl acrylamide and the catalyst is 10g to 150mL to 3g to 0.1 g;
s3, preparing a sodium hypochlorite solution with the mass fraction of 10%, adjusting the pH value of the solution to 7 by using sulfuric acid, placing the grafted cotton fiber into the solution according to the solid-to-liquid ratio of 1g:35mL, stirring and reacting at room temperature for 60min, after the reaction is finished, firstly washing the grafted cotton fiber with tap water for 5 times, then washing the grafted cotton fiber with deionized water for 5 times, and finally placing the product into an oven with the temperature of 46 ℃ for drying for 2h to obtain the antibacterial fiber.
Example 2
The barrier layer is made of antibacterial fiber and polyester fiber; mixing antibacterial fibers and polyester fibers according to a mass ratio of 1:1, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer to obtain a barrier layer;
the antibacterial fiber is prepared by the following method:
s1, adding the cotton fibers into n-hexane, adding 4- (chloromethyl) benzoyl chloride, stirring and reacting for 24 hours at room temperature, washing for 6 times by using ethanol and distilled water respectively, filtering, and drying to obtain pretreated cotton fibers;
wherein the dosage ratio of the cotton fiber, the normal hexane and the 4- (chloromethyl) benzoyl chloride is 10g, 100mL and 3 g;
s2, adding a certain mass of pretreated cotton fibers into a three-neck flask filled with dimethylformamide, introducing nitrogen for 15min to remove oxygen in the flask, heating and stirring, adding N-hydroxymethyl acrylamide and a catalyst when the temperature of a mixture rises to 65 ℃, stirring and mixing uniformly, reacting for 7h at 70 ℃, centrifuging after the reaction is finished, washing and drying to obtain grafted cotton fibers;
wherein the catalyst is a mixture of copper bromide and pentamethyldiethylenetriamine, and the mass ratio of the copper bromide to the pentamethyldiethylenetriamine is 1: 1; the dosage ratio of the pretreated cotton fiber, the dimethylformamide, the N-hydroxymethyl acrylamide and the catalyst is 10g to 200mL to 4g to 0.1 g;
s3, preparing a sodium hypochlorite solution with the mass fraction of 10%, adjusting the pH value of the solution to 7 by using sulfuric acid, placing the grafted cotton fiber into the solution according to the solid-to-liquid ratio of 1g:40mL, stirring and reacting at room temperature for 70min, after the reaction is finished, firstly washing the grafted cotton fiber by using tap water for 6 times, then washing the grafted cotton fiber by using deionized water for 6 times, and finally drying the product in an oven at 46 ℃ for 3h to obtain the antibacterial fiber.
Comparative example 1
The antibacterial fiber in the example 1 is changed into the common cotton fiber, and the rest raw materials and the preparation process are unchanged.
The following performance tests were performed on the fabrics prepared in examples 1-2 and comparative example 1: reference is made to GB/T20944.3-2008 section 3 for evaluation of antibacterial properties of textiles: an oscillation method for testing the bacteriostasis rate of the fabric on escherichia coli, staphylococcus aureus and candida albicans; the air permeability is tested according to GB/T5453-1997 determination of air permeability of textile fabrics; testing the filtering performance by adopting an AFT8130 type automatic filter material tester; the test results are shown in table 1 below:
TABLE 1
Figure BDA0002550458680000101
As can be seen from table 1 above, the bacteriostatic rates of the barrier layers prepared in examples 1-2 on escherichia coli, staphylococcus aureus and candida albicans all reach above 99.9%, which indicates that the invention can endow the cotton fibers with good antibacterial performance by modifying the cotton fibers, so that the barrier layers have an antibacterial function; as is clear from Table 1 above, the barrier layer obtained in example 1-2 had an air permeability of 3334.5-3339.2mm · s-1Compared with the comparative example 1, the method has the advantages that the cotton fibers are modified, and the benzene rings are introduced, so that the ventilation of the cotton fibers is not affected, and the barrier layer still has good ventilation performance; as can be seen from the above Table 1, the filtration efficiency of the barrier layer prepared in the examples 1-2 is 93.24-93.76%, which shows that the barrier layer prepared in the invention has good primary barrier effect.
Example 3
The adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer;
the active carbon particles are prepared by the following method:
(1) treating the spherical activated carbon at 160 ℃ for 9min to obtain pretreated base carbon;
(2) putting 10g of polyvinylpyrrolidone and 45mL of ethylene glycol into a three-neck flask at the same time, heating to 60 ℃, stirring until the polyvinylpyrrolidone and the ethylene glycol are dissolved, adding 1.5g of silver nitrate into the solution, heating and refluxing for 90min at 120 ℃, and cooling to room temperature to obtain a nano-silver colloid solution;
(3) according to the weight ratio of 1g: adding 8mL of pretreated base carbon into the nano silver colloidal solution, stirring for 60min at 120 ℃, filtering, washing for 4 times by using absolute ethyl alcohol and deionized water respectively, and drying to obtain spherical activated carbon particles.
Example 4
The adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer;
the active carbon particles are prepared by the following method:
(1) treating the spherical activated carbon at 180 ℃ for 9min to obtain pretreated base carbon;
(2) putting 10g of polyvinylpyrrolidone and 55mL of ethylene glycol into a three-neck flask at the same time, heating to 60 ℃, stirring until the polyvinylpyrrolidone and the ethylene glycol are dissolved, adding 2.0g of silver nitrate into the solution, heating and refluxing for 100min at 120 ℃, and cooling to room temperature to obtain a nano-silver colloid solution;
(3) according to the weight ratio of 1g: adding 10mL of the pretreated base carbon into the nano silver colloidal solution, stirring for 70min at 120 ℃, filtering, washing with absolute ethyl alcohol and deionized water for 5 times respectively, and drying to obtain spherical activated carbon particles.
Comparative example 2
The activated carbon granules in example 3 were changed to ordinary activated carbon granules without any treatment, and the rest of the raw materials and the preparation process were unchanged.
Comparative example 3
The activated carbon in example 3 was directly loaded with silver in sol without pretreatment, and the rest of the raw materials and the preparation process were unchanged.
Comparative example 4
PP melt-blown nonwoven.
The following performance tests were performed on the adsorption layers obtained in examples 3 to 4 and comparative examples 2 to 3: reference is made to GB/T20944.3-2008 section 3 for evaluation of antibacterial properties of textiles: oscillation method, testing the bacteriostatic rate of the adsorption layer on Escherichia coli, Staphylococcus aureus and Candida albicans; the air permeability is tested according to GB/T5453-1997 determination of air permeability of textile fabrics; testing the filtering performance by adopting an AFT8130 type automatic filter material tester; the test results are given in table 2 below:
TABLE 2
Figure BDA0002550458680000121
As can be seen from table 2 above, the bacteriostatic rates of the adsorption layers prepared in examples 3-4 to escherichia coli, staphylococcus aureus and candida albicans all reach above 99.9%, which indicates that the adsorption layer adopted by the invention has a good antibacterial function, and that the adsorption layer has not only a physical adsorption effect but also an antibacterial function by depositing nano-silver on the activated carbon particles; as is clear from Table 2 above, the barrier layers obtained in examples 3 to 4 had air permeabilities of 2756.4 to 2830.7mm · s-1The barrier layer prepared by the invention can ensure the air permeability; as can be seen from table 2 above, the filtration efficiency of the barrier layers prepared in examples 3 to 4 is 93.24 to 93.76%, which indicates that the adsorption layer prepared by the present invention has high filtration efficiency and can achieve the effect of purifying air; by combining the comparative example 3, the active carbon is pretreated, so that not only can the pore structure of the active carbon be optimized, but also more oxygen-containing functional groups can be formed, and the subsequent chemical adsorption on the nano silver particles and the uniform dispersion of the nano silver particles are facilitated; compared with the comparative example 2, the active carbon has the physical adsorption effect and also has the antibacterial function through pretreatment and nano silver deposition; by combining the comparative example 4, the active carbon particles of the present invention are compounded on the surface in a point-bonding compounding manner, which has little influence on the permeability of the PP non-woven fabric, but can improve the filtration performance.
Example 5
The skin-friendly layer, the adsorption layer obtained in example 3 and the barrier layer obtained in example 1 were reinforced and compounded by sewing or ultrasonic bonding to obtain a breathable fabric for manufacturing a disposable mask.
Example 6
The skin-friendly layer, the adsorption layer obtained in example 4 and the barrier layer obtained in example 2 were reinforced and compounded by sewing or ultrasonic bonding to obtain a breathable fabric for manufacturing a disposable mask.
The air permeability and filtration performance of the prepared air permeable fabric were tested, and the test results are shown in table 3 below:
TABLE 3
Example 5 Example 6
Air permeability/mm.s-1 2553.7 2569.9
Filtration efficiency/%) 95.8 96.2
As is clear from Table 3 above, the air permeabilities of the fabrics obtained in examples 5 to 6 were 2553.7 to 2569.9mm · s-1And the filtering efficiency is 95.8-96.2%, which shows that the cloth prepared by the invention has high filtering efficiency and antibacterial performance on the basis of good air permeability, and is suitable for manufacturing disposable masks.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The breathable cloth for manufacturing the disposable mask is characterized by comprising a skin-friendly layer, an adsorption layer and a blocking layer which are sequentially arranged, wherein the skin-friendly layer is directly contacted with the skin of a human body, and the blocking layer is directly contacted with air;
wherein, the skin-friendly layer is made of bamboo fiber and wool fiber; mixing bamboo fibers and wool fibers according to a mass ratio of 10:7-8, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer so as to obtain a skin-friendly layer;
the adsorption layer takes PP melt-blown non-woven fabric as base fabric, and spherical activated carbon particles are bonded to the PP melt-blown non-woven fabric by adopting a point bonding composite technology to prepare a middle adsorption layer;
the barrier layer is made of antibacterial fibers and polyester fibers; mixing antibacterial fibers and polyester fibers according to a mass ratio of 1:1, opening by an opener, carding into a web by a carding machine, and performing thermal bonding reinforcement or spunlace reinforcement to obtain a uniform fiber layer to obtain a barrier layer;
the skin-friendly layer, the adsorption layer and the barrier layer are reinforced and compounded in a sewing or ultrasonic bonding mode to obtain the breathable fabric for manufacturing the disposable mask.
2. The breathable fabric for manufacturing a disposable mask according to claim 1, wherein the antibacterial fiber is prepared by the following method:
s1, adding the cotton fibers into n-hexane, adding 4- (chloromethyl) benzoyl chloride, stirring and reacting for 24 hours at room temperature, washing for 5-6 times by using ethanol and distilled water respectively, carrying out suction filtration, and drying to obtain pretreated cotton fibers;
s2, adding a certain mass of pretreated cotton fibers into a three-neck flask filled with dimethylformamide, introducing nitrogen for 10-15min, removing oxygen in the flask, heating and stirring, adding N-hydroxymethyl acrylamide and a catalyst when the temperature of a mixed solution rises to 60-65 ℃, stirring and mixing uniformly, reacting for 7-8h at 68-70 ℃, centrifuging after the reaction is finished, washing, and drying to obtain grafted cotton fibers;
s3, preparing a sodium hypochlorite solution with the mass fraction of 10%, adjusting the pH value of the solution to 7 by using sulfuric acid, placing the grafted cotton fiber into the solution according to the solid-to-liquid ratio of 1g:35-40mL, stirring and reacting at room temperature for 60-70min, after the reaction is finished, firstly washing with tap water for 5-6 times, then washing with deionized water for 5-6 times, and finally placing the product in an oven at 46 ℃ for drying for 2-3h to obtain the antibacterial fiber.
3. The breathable fabric for manufacturing a disposable mask according to claim 2, wherein the amount of the cotton fiber, n-hexane, and 4- (chloromethyl) benzoyl chloride used in step S1 is 10g:90-100mL:2-3 g.
4. The breathable fabric for manufacturing the disposable mask according to claim 2, wherein the catalyst in the step S2 is a mixture of copper bromide and pentamethyldiethylenetriamine, and the mass ratio of the copper bromide to the pentamethyldiethylenetriamine is 1: 1; the ratio of the amount of the pretreated cotton fiber to the amount of the dimethylformamide to the amount of the N-methylolacrylamide to the amount of the catalyst is 10g: 150: 200mL:3-4g:0.1 g.
5. The breathable fabric for manufacturing a disposable mask according to claim 1, wherein the activated carbon particles are prepared by the following method:
(1) treating the spherical activated carbon at the temperature of 160-180 ℃ for 9-10min to obtain pretreated base carbon;
(2) putting 10g of polyvinylpyrrolidone and 45-55mL of ethylene glycol into a three-neck flask at the same time, heating to 60 ℃, stirring until the mixture is dissolved, adding 1.5-2.0g of silver nitrate into the solution, heating and refluxing for 90-100min at 120 ℃, and cooling to room temperature to obtain a nano-silver colloidal solution;
(3) according to the weight ratio of 1g: adding 8-10mL of pretreated base carbon into the nano silver colloid solution, stirring at 120 ℃ for 60-70min, filtering, washing with absolute ethyl alcohol and deionized water for 4-5 times respectively, and drying to obtain spherical activated carbon particles.
6. The method for preparing the breathable fabric for manufacturing the disposable mask according to claim 1, wherein the method comprises the following steps:
the skin-friendly layer, the adsorption layer and the barrier layer are sequentially reinforced and compounded in a sewing or ultrasonic bonding mode to obtain the breathable fabric for manufacturing the disposable mask.
CN202010574276.6A 2020-06-22 2020-06-22 Breathable cloth for manufacturing disposable mask and preparation method thereof Pending CN111572124A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113215820A (en) * 2021-04-15 2021-08-06 江南大学 Composite antibacterial finished non-woven fabric and preparation method thereof
CN114263037A (en) * 2021-12-24 2022-04-01 仙桃市鼎业劳保用品有限公司 Mask capable of preventing PM2.5 activated carbon and preparation method thereof
CN114481647A (en) * 2022-01-29 2022-05-13 南通大学 Preparation method of spherical activated carbon breathable biochemical protective fabric with strong adsorption performance and antibacterial performance
CN115125730A (en) * 2022-08-01 2022-09-30 湖南佑华医疗用品有限公司 Isolation clothes with high protective performance and preparation method thereof
CN115369657A (en) * 2022-08-19 2022-11-22 彭苏杰 Anti-allergic fabric special for underwear and preparation method thereof

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2724757Y (en) * 2004-06-07 2005-09-14 财团法人中国纺织工业研究中心 Breathing mask with multiple protective layers
EP1953286A1 (en) * 2007-02-01 2008-08-06 Nisshinbo Industries, Inc. Fabric and mask
CN204763519U (en) * 2015-05-22 2015-11-18 天津全民科技有限公司 Can dismantle dust mask
CN105289497A (en) * 2015-11-25 2016-02-03 甘李 High nanometer sliver loading active carbon and preparation method thereof
CN105771421A (en) * 2016-03-09 2016-07-20 仙桃永利医疗用品有限公司 Non-woven composite material for filter respirator
CN106237876A (en) * 2016-09-26 2016-12-21 江苏久朗高科技股份有限公司 A kind of multifunctional composite film material and production technology thereof
CN109942751A (en) * 2019-04-23 2019-06-28 广州日辰医疗器械有限公司 A kind of preparation method of plastics anti-biotic material
CN110328920A (en) * 2019-06-21 2019-10-15 陈秀梅 A kind of environment-friendly composite material and preparation method thereof for anti-toxic gas
CN110406184A (en) * 2019-08-10 2019-11-05 苏州璟福纺织有限公司 Waterproof thermal-insulated anti-bacteria fabric
CN111227345A (en) * 2020-02-18 2020-06-05 江苏亿茂滤材有限公司 Antibacterial and antiviral mask and preparation method thereof

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2724757Y (en) * 2004-06-07 2005-09-14 财团法人中国纺织工业研究中心 Breathing mask with multiple protective layers
EP1953286A1 (en) * 2007-02-01 2008-08-06 Nisshinbo Industries, Inc. Fabric and mask
CN204763519U (en) * 2015-05-22 2015-11-18 天津全民科技有限公司 Can dismantle dust mask
CN105289497A (en) * 2015-11-25 2016-02-03 甘李 High nanometer sliver loading active carbon and preparation method thereof
CN105771421A (en) * 2016-03-09 2016-07-20 仙桃永利医疗用品有限公司 Non-woven composite material for filter respirator
CN106237876A (en) * 2016-09-26 2016-12-21 江苏久朗高科技股份有限公司 A kind of multifunctional composite film material and production technology thereof
CN109942751A (en) * 2019-04-23 2019-06-28 广州日辰医疗器械有限公司 A kind of preparation method of plastics anti-biotic material
CN110328920A (en) * 2019-06-21 2019-10-15 陈秀梅 A kind of environment-friendly composite material and preparation method thereof for anti-toxic gas
CN110406184A (en) * 2019-08-10 2019-11-05 苏州璟福纺织有限公司 Waterproof thermal-insulated anti-bacteria fabric
CN111227345A (en) * 2020-02-18 2020-06-05 江苏亿茂滤材有限公司 Antibacterial and antiviral mask and preparation method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113215820A (en) * 2021-04-15 2021-08-06 江南大学 Composite antibacterial finished non-woven fabric and preparation method thereof
CN113215820B (en) * 2021-04-15 2022-05-17 江南大学 Composite antibacterial finished non-woven fabric and preparation method thereof
CN114263037A (en) * 2021-12-24 2022-04-01 仙桃市鼎业劳保用品有限公司 Mask capable of preventing PM2.5 activated carbon and preparation method thereof
CN114481647A (en) * 2022-01-29 2022-05-13 南通大学 Preparation method of spherical activated carbon breathable biochemical protective fabric with strong adsorption performance and antibacterial performance
CN115125730A (en) * 2022-08-01 2022-09-30 湖南佑华医疗用品有限公司 Isolation clothes with high protective performance and preparation method thereof
CN115369657A (en) * 2022-08-19 2022-11-22 彭苏杰 Anti-allergic fabric special for underwear and preparation method thereof
CN115369657B (en) * 2022-08-19 2024-02-09 广东百利安内衣有限公司 Special anti-allergic underwear fabric and preparation method thereof

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Application publication date: 20200825