CN112519338B - Medical antibacterial non-woven fabric - Google Patents

Medical antibacterial non-woven fabric Download PDF

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Publication number
CN112519338B
CN112519338B CN202011329648.5A CN202011329648A CN112519338B CN 112519338 B CN112519338 B CN 112519338B CN 202011329648 A CN202011329648 A CN 202011329648A CN 112519338 B CN112519338 B CN 112519338B
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layer
woven fabric
antibacterial
fabric layer
fiber
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CN112519338A (en
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陈剑璋
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Medwell Medical Products Co ltd
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Medwell Medical Products Co ltd
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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
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/02—Layer formed of wires, e.g. mesh
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • 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
    • B32B2262/08—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
    • B32B2262/10—Inorganic fibres
    • B32B2262/103—Metal 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
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/728—Hydrophilic

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a medical antibacterial non-woven fabric, which relates to the field of non-woven fabrics and comprises a first non-woven fabric layer, an antibacterial layer, a second non-woven fabric layer, a protective layer and a skin-friendly comfortable layer, wherein the antibacterial layer is fixedly arranged at the top of the first non-woven fabric layer, the second non-woven fabric layer is fixedly arranged at the top of the antibacterial layer, the protective layer is fixedly arranged at the bottom of the first non-woven fabric layer, a plurality of first embedded grooves are formed in the surface of the top of the antibacterial layer, a plurality of second embedded grooves are formed in the surface of the bottom of the second non-woven fabric layer, gaps are formed between the first embedded grooves and the second embedded grooves, and water absorbing strips are arranged between the first embedded grooves and the second embedded grooves. According to the invention, the antibacterial, bacteriostatic and bactericidal abilities of the non-woven fabric can be effectively improved by arranging the antibacterial layer, and then the water absorption strips are arranged at intervals to prevent water from forming an isolation layer in the non-woven fabric, so that the water absorption ability is improved and the sufficient air permeability is ensured.

Description

Medical antibacterial non-woven fabric
Technical Field
The invention relates to the field of non-woven fabrics, in particular to a medical antibacterial non-woven fabric.
Background
The medical non-woven fabric is one of non-woven fabrics, and can be used as a manufacturing material of medical supplies such as operating gowns, protective clothing, disinfection bags and the like.
In prior art, medical non-woven fabrics when using, in order to make the non-woven fabrics can play absorbent effect, need carry out hydrophilic treatment to the non-woven fabrics, but the non-woven fabrics absorbs water the back, and very distribution forms the one deck and shelters from the isolation layer of air on the non-woven fabrics, greatly reduced the gas permeability.
Therefore, it is necessary to invent a medical antibacterial nonwoven fabric to solve the above problems.
Disclosure of Invention
The invention aims to provide a medical antibacterial non-woven fabric, which solves the problem of air permeability reduction after water absorption in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a medical antibacterial non-woven fabric comprises a first non-woven fabric layer, an antibacterial layer, a second non-woven fabric layer, a protective layer and a skin-friendly comfortable layer, wherein the antibacterial layer is fixedly arranged at the top of the first non-woven fabric layer, the second non-woven fabric layer is fixedly arranged at the top of the antibacterial layer, the protective layer is fixedly arranged at the bottom of the first non-woven fabric layer, a plurality of first embedded grooves are formed in the surface of the top of the antibacterial layer, a plurality of second embedded grooves are formed in the surface of the bottom of the second non-woven fabric layer, gaps are formed between the first embedded grooves and the second embedded grooves, water absorbing strips are arranged between the first embedded grooves and the second embedded grooves, and a wrapping net wraps the surfaces of the water absorbing strips;
the first non-woven fabric layer and the second non-woven fabric layer are both made of a first composite fiber material, and the first composite fiber comprises polypropylene resin and graphene;
the antibacterial layer is made of a second composite fiber material, the second composite fiber comprises an activated carbon fiber and a copper fiber, and a plurality of nano silver particles are adsorbed on the surface of the activated carbon fiber;
the water absorption strips are made of resin materials and are uniformly arranged in the first embedding grooves and the second embedding grooves.
Preferably, the first non-woven fabric layer, the antibacterial layer, the second non-woven fabric layer, the protective layer and the skin-friendly comfortable layer are fixed together through hot pressing, so that the first non-woven fabric layer, the antibacterial layer, the second non-woven fabric layer, the protective layer and the skin-friendly comfortable layer can be connected more tightly.
Preferably, the first composite fiber is formed by mixing, heating and extruding polypropylene resin and graphene, so that the first composite fiber has good toughness, the strength of the first non-woven fabric layer and the second non-woven fabric layer is improved, and the first non-woven fabric layer and the second non-woven fabric layer are not easy to break.
Preferably, the protective layer is made of bamboo charcoal fiber, and the bamboo charcoal fiber has good air permeability, antibacterial property and anti-mite and deodorant functions.
Preferably, the bamboo charcoal fiber is soaked in the antibacterial agent solution for antibacterial treatment, so that the antibacterial agent can be adsorbed by utilizing the good adsorption force of the bamboo charcoal fiber, and the antibacterial and bacteriostatic effects are improved.
Preferably, the surface of the bamboo charcoal fiber is coated with the nylon coating, so that the wear resistance of the bamboo charcoal fiber can be effectively improved, and a good protection effect is achieved.
Preferably, the covering net is made of glass fiber materials, the glass fibers have high tensile property and small water absorption, meanwhile, the covering net has good adhesion with resin, and can be effectively fixed with the water absorption strips made of the resin materials.
Preferably, the comfortable layer of close skin is made by fibroin fiber material, and fibroin fiber has fine gas permeability, and is comparatively soft simultaneously, is fit for more contacting with human skin, comfort level when can improving the use.
The invention has the technical effects and advantages that:
1. through the arrangement of the antibacterial layer, the antibacterial layer is made of a second composite fiber material, the second composite fiber comprises activated carbon fiber and copper fiber, a plurality of nano silver particles are adsorbed on the surface of the activated carbon fiber, the copper fiber has a good antibacterial effect, the antibacterial, bacteriostatic and bactericidal capabilities of the non-woven fabric can be effectively improved by matching with the activated carbon fiber with the nano silver particles, and then the distance between the water absorbing strips is ensured through the first embedded groove and the second embedded groove with gaps, so that the water can be prevented from forming an isolation layer inside the non-woven fabric, and the water absorbing capability is improved while the sufficient air permeability is ensured;
2. the bamboo charcoal fiber is soaked in an antibacterial agent solution for antibacterial treatment, so that the antibacterial agent can be adsorbed by utilizing the good adsorption force of the bamboo charcoal fiber, the antibacterial and bacteriostatic effects are improved, and the surface of the bamboo charcoal fiber is coated with a nylon coating, so that the wear resistance of the bamboo charcoal fiber can be effectively improved, and a good protection effect is achieved;
3. through setting up the comfortable layer of parent's skin, the comfortable layer of parent's skin is made by fibroin fiber material, and the fibroin fiber has fine gas permeability, and is comparatively soft simultaneously, is fit for more and contacts with human skin, comfort level when can improving the use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a first nonwoven fabric layer structure according to the present invention.
FIG. 3 is a schematic view of the structure of the antibacterial layer of the present invention.
Fig. 4 is a schematic structural view of a second nonwoven fabric layer according to the present invention.
Fig. 5 is a schematic view of the structure of the absorbent strip of the present invention.
FIG. 6 is a schematic diagram of a passivation layer structure according to the present invention.
Fig. 7 is a schematic view of the structure of the skin-friendly comfort layer of the present invention.
In the figure: 1. a first nonwoven layer; 2. an antimicrobial layer; 3. a first fitting groove; 4. a second nonwoven layer; 5. a second fitting groove; 6. a water absorbent strip; 7. covering a net; 8. a protective layer; 9. a skin-friendly comfortable layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 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.
The invention provides a medical antibacterial non-woven fabric as shown in figures 1-7, which comprises a first non-woven fabric layer 1, an antibacterial layer 2 and a second non-woven fabric layer 4, wherein the first non-woven fabric layer 1, the antibacterial layer 2, the second non-woven fabric layer 4, a protective layer 8 and a skin-friendly comfortable layer 9 are fixed together through hot pressing, so that the first non-woven fabric layer 1, the antibacterial layer 2, the second non-woven fabric layer 4, the protective layer 8 and the skin-friendly comfortable layer 9 can be connected more tightly, the first non-woven fabric layer 1 and the second non-woven fabric layer 4 are both made of a first composite fiber material, the first composite fiber comprises polypropylene resin and graphene, the first composite fiber is formed by mixing, heating and extruding the polypropylene resin and the graphene, so that the first composite fiber has better toughness, and the strength of the first non-woven fabric layer 1 and the second non-woven fabric layer 4 is improved, so that the material is not easy to break;
secondly, the antibacterial layer 2 is fixedly arranged on the top of the first non-woven fabric layer 1, the antibacterial layer 2 is made of a second composite fiber material, the second composite fiber comprises an activated carbon fiber and a copper fiber, a plurality of nano silver particles are adsorbed on the surface of the activated carbon fiber, the activated carbon is a porous carbon-containing substance and has a highly developed pore structure, the porous structure of the activated carbon provides a large amount of surface area for the activated carbon and can be fully contacted with other substances, so that the activated carbon has special adsorption performance and can adsorb a large amount of nano silver particles, the nano silver particles can directly enter thalli to be combined with oxygen metabolic enzyme (-SH) to suffocate the thalli, a unique action mechanism that most of microbes such as bacteria, fungi, molds and spores and the like which are contacted with the thalli can be killed, and the nano silver particles have good permeability, the copper fiber has good antibacterial effect, and can effectively improve the antibacterial, bacteriostatic and bactericidal capacity of the non-woven fabric by matching with the activated carbon fiber with the nano silver particles;
then, the second nonwoven fabric layer 4 is fixedly arranged on the top of the antibacterial layer 2, the protective layer 8 is fixedly arranged at the bottom of the first nonwoven fabric layer 1, the top surface of the antibacterial layer 2 is provided with a plurality of first embedding grooves 3, the bottom surface of the second nonwoven fabric layer 4 is provided with a plurality of second embedding grooves 5, and gaps are arranged between the first embedding grooves 3 and the second embedding grooves 5, so that a certain distance can be kept between the water absorbing strips 6, air can pass through the gaps after water absorption, and sufficient air permeability is ensured;
finally, a plurality of the first embedding grooves 3 and a plurality of the second embedding grooves 5 are provided with the water absorbing strips 6 therebetween, the water absorbing strips 6 are made of resin materials, the water absorbing strips 6 made of the resin materials can effectively absorb water, so that the water can be prevented from forming an isolation layer inside the non-woven fabric, sufficient air permeability is guaranteed while the water absorbing capacity is improved, the water absorbing strips 6 are uniformly arranged inside the first embedding grooves 3 and the second embedding grooves 5, the surface of each water absorbing strip 6 is wrapped with the wrapping net 7, the wrapping net 7 is made of glass fiber materials, the glass fibers have high tensile property and small water absorption, meanwhile, the adhesion with resin is good, and the water absorbing strips 6 made of the resin materials can be effectively fixed.
As shown in fig. 6, the fabric further comprises a protective layer 8, the protective layer 8 is made of bamboo charcoal fibers, the bamboo charcoal fibers have good air permeability and antibacterial property, and have a good anti-mite and deodorizing function, the bamboo charcoal fibers are soaked in an antibacterial agent solution for antibacterial treatment, and can be adsorbed by the antibacterial agent through the good adsorption force of the bamboo charcoal fibers, so that the antibacterial and bacteriostatic effects are improved, and the nylon coating is coated on the surfaces of the bamboo charcoal fibers, so that the wear resistance of the bamboo charcoal fibers can be effectively improved, and a good protective effect is achieved.
As shown in fig. 7, still including the comfortable layer of close skin 9, the comfortable layer of close skin 9 is made by fibroin fiber material, and fibroin fiber has fine gas permeability, and is comparatively soft simultaneously, is fit for more contacting with human skin, comfort level when can improving the use.
The working principle of the invention is as follows:
when the invention is practically used, the antibacterial layer 2 is arranged, the antibacterial layer 2 is made of a second composite fiber material, the second composite fiber comprises activated carbon fiber and copper fiber, a plurality of nano silver particles are adsorbed on the surface of the activated carbon fiber, the activated carbon is a porous carbon-containing substance and has a highly developed pore structure, the porous structure of the activated carbon provides a large amount of surface area for the activated carbon, and the activated carbon can be fully contacted with other substances, thereby endowing the activated carbon with special adsorption performance, absorbing a large amount of nano-silver particles, leading the nano-silver particles to directly enter thalli to be combined with oxygen metabolizing enzyme (-SH), leading the thalli to be choked to death by a unique action mechanism, killing most of bacteria, fungi, mildew, spores and other microorganisms contacted with the thalli, the copper fiber has a good antibacterial effect, and the antibacterial, bacteriostatic and bactericidal capacity of the non-woven fabric can be effectively improved by matching with the activated carbon fiber with the nano silver particles;
then guarantee to leave the distance between the water absorption strip 6 through first gomphosis groove 3 with gapped and second gomphosis groove 5, and cover water absorption strip 6 through the cladding net 7 of making by the glass fiber material, glass fiber has very high tensile strength and hydroscopicity little, it is good with resin adhesion nature simultaneously, can effectively fix with water absorption strip 6 of making by the resin material, water absorption strip 6 is made by the resin material, water absorption strip 6 of making by the resin material can effectively absorb moisture, thereby can prevent that moisture from forming the isolation layer inside the non-woven fabrics, guarantee sufficient gas permeability when improving water absorption capacity.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A medical antibacterial non-woven fabric is characterized in that: comprises a first non-woven fabric layer (1), an antibacterial layer (2), a second non-woven fabric layer (4), a protective layer (8) and a skin-friendly comfortable layer (9), the antibacterial layer (2) is fixedly arranged on the top of the first non-woven fabric layer (1), the second non-woven fabric layer (4) is fixedly arranged on the top of the antibacterial layer (2), the protective layer (8) is fixedly arranged at the bottom of the first non-woven fabric layer (1), the top surface of the antibacterial layer (2) is provided with a plurality of first embedded grooves (3), a plurality of second embedding grooves (5) are formed in the bottom surface of the second non-woven fabric layer (4), gaps are formed between the first embedding grooves (3) and the second embedding grooves (5), water absorbing strips (6) are arranged between the first embedding grooves (3) and the second embedding grooves (5), and the surface of each water absorbing strip (6) is wrapped with a wrapping net (7);
the first non-woven fabric layer (1) and the second non-woven fabric layer (4) are both made of a first composite fiber material, and the first composite fiber comprises polypropylene resin and graphene;
the antibacterial layer (2) is made of a second composite fiber material, the second composite fiber comprises activated carbon fiber and copper fiber, and a plurality of nano silver particles are adsorbed on the surface of the activated carbon fiber;
the water absorbing strips (6) are made of resin materials, and the water absorbing strips (6) are uniformly arranged in the first embedding grooves (3) and the second embedding grooves (5);
the coating net (7) is made of glass fiber material;
keep apart the distance between the strip (6) of absorbing water through first gomphosis groove (3) and second gomphosis groove (5) that have gapped to can prevent that moisture from forming the isolation layer in non-woven fabrics inside, guarantee when improving the ability of absorbing water to have sufficient gas permeability.
2. The medical antibacterial non-woven fabric according to claim 1, characterized in that: the first non-woven fabric layer (1), the antibacterial layer (2), the second non-woven fabric layer (4), the protective layer (8) and the skin-friendly comfortable layer (9) are fixed together through hot pressing.
3. The medical antibacterial nonwoven fabric according to claim 1, characterized in that: the first composite fiber is formed by mixing, heating and extruding polypropylene resin and graphene.
4. The medical antibacterial nonwoven fabric according to claim 1, characterized in that: the protective layer (8) is made of bamboo charcoal fiber.
5. The medical antibacterial nonwoven fabric according to claim 4, characterized in that: the bamboo charcoal fiber is soaked in an antibacterial agent solution for antibacterial treatment.
6. The medical antibacterial non-woven fabric according to claim 4, characterized in that: and the surface of the bamboo charcoal fiber is coated with a nylon coating.
7. The medical antibacterial non-woven fabric according to claim 1, characterized in that: the skin-friendly comfortable layer (9) is made of fibroin fiber material.
CN202011329648.5A 2020-11-24 2020-11-24 Medical antibacterial non-woven fabric Active CN112519338B (en)

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CN112519338B true CN112519338B (en) 2022-07-22

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