CN217834971U - A breathable non-woven fabric - Google Patents

Abstract

The utility model discloses a non-woven fabrics that gas permeability is strong, including in put base cloth, the lower fixed surface of putting base cloth is provided with nanometer silver fiber bed of cloth, and the lower fixed surface of nanometer silver fiber bed of cloth is provided with the cotton layer of close skin, and the last fixed surface of putting the base cloth is provided with the ventilated membrane main part, and the last fixed surface of ventilated membrane main part is provided with PA hot melt adhesive film, and PA hot melt adhesive film's upper surface is provided with the tensile stratum reticulare of dragging. The utility model discloses set up the cotton layer of nanometer silver fibre bed of cloth and close skin in the inlayer, improve wearing travelling comfort and the antibiotic radiation protection performance of this non-woven fabrics, pull the performance that the stretch-proofing of stratum reticulare and the chopped strand mat of glass fiber improved the non-woven fabrics, torn simultaneously by the tensile.

Description

A breathable non-woven fabric

technical field

The utility model relates to the technical field of non-woven fabrics, in particular to a non-woven fabric with strong air permeability.

Background technique

Non-woven fabric is a kind of fabric formed without spinning and weaving. It is just oriented or randomly arranged textile short fibers or filaments to form a web structure, and then reinforced by mechanical, thermal bonding or chemical methods. According to the ingredients, there are polyester, polypropylene, nylon, spandex, acrylic, etc. Different ingredients will have completely different styles of non-woven fabrics, which have the characteristics of short process flow, fast production speed, high output, and low cost. There are many types of non-woven fabrics of this type. Because they are arranged randomly to form a web structure, their tear resistance, waterproof and breathable properties are poor, and their antibacterial and radiation protection properties are difficult to meet the needs of use.

Utility model content

The purpose of this utility model is to provide a non-woven fabric with strong air permeability, so as to solve the problems in the above-mentioned background technology that the non-woven fabric has poor tear resistance, water release and breathability, and antibacterial and radiation-proof performance.

In order to achieve the above purpose, the utility model provides the following technical solutions: a non-woven fabric with strong air permeability, including a central base cloth, the lower surface of the central base cloth is fixed with a nano-silver fiber cloth layer, and the nano-silver The lower surface of the silver fiber cloth layer is fixedly provided with a skin-friendly cotton layer, the upper surface of the middle base cloth is fixedly provided with a breathable film main body, and the upper surface of the breathable film main body is fixedly provided with a PA hot-melt adhesive film. The upper surface of the PA hot melt adhesive film is provided with an anti-tear mesh layer.

Preferably, the center base fabric is made of polyester, woven with polyester filaments of 6.0-7.0 CN/dtex or less.

Preferably, the nano-silver fiber cloth layer is woven from a blend of glass filaments, copper wire core-spun yarns and nano-silver fibers with a mass ratio of 0.04:2.0:0.04.

Preferably, the main body of the gas-permeable film is a polyolefin gas-permeable film, which is obtained by adding inert fillers into a PE or PP carrier, film-forming and stretching.

Preferably, the anti-tear mesh layer is woven with 80D/23F polyester DTY plus 30D spandex elastic yarn.

Preferably, the upper surface of the anti-tear mesh layer is provided with glass fiber chopped strand mat.

Compared with the prior art, the beneficial effect of the utility model is: the non-woven fabric with strong air permeability is provided with a nano-silver fiber cloth layer and a skin-friendly cotton layer in the inner layer, which improves the wearing comfort and comfort of the non-woven fabric. Antibacterial and anti-radiation properties, while the anti-stretch and tear properties of non-woven fabrics are improved by the anti-tear mesh layer and glass fiber chopped strand mat;

(1) By setting the skin-friendly cotton layer and the main body of the breathable membrane to cooperate with each other, the skin-friendly cotton layer can protect the human skin and make people feel comfortable, and cooperate with the polyolefin breathable membrane to improve The air permeability of the non-woven fabric;

(2) The silver ions in the nano-silver fiber fabric layer have good conductivity, which can effectively shield electromagnetic radiation. On the one hand, the silver ions in the nano-silver fiber fabric layer have a very high bioactivity in a warm and humid environment. Active, can quickly absorb and degenerate protein on it to reduce or eliminate odor, and can effectively improve the antibacterial and radiation-proof performance of the non-woven fabric;

(3) Through the mutual cooperation structure of the anti-pull mesh layer and glass fiber chopped strand mat, the anti-pull mesh layer is woven with 80D/23F polyester DTY plus 30D spandex elastic yarn, and combined with glass fiber chopped strand mat to improve The longitudinal and transverse tensile and tearing properties of the non-woven fabric.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the utility model in the separation state of the main view.

Fig. 2 is a schematic diagram of the structure of the utility model in a three-dimensional separation state.

Fig. 3 is a schematic view of the three-dimensional structure of the utility model.

Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 1 of the present invention.

In the figure: 1. Middle base fabric; 2. Nano-silver fiber fabric layer; 3. Skin-friendly cotton layer; 4. Breathable membrane main body; 5. PA hot-melt adhesive film; 6. Pull-resistant mesh layer; 7. Glass fiber Chopped strand mat.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, an embodiment provided by the utility model: a non-woven fabric with strong air permeability, including a central base fabric 1, the central base fabric 1 is made of polyester, and adopts 6.0-7.0CN/dtex or less polyester filament weave;

The lower surface of the center base cloth 1 is fixedly provided with a nano-silver fiber cloth layer 2, and the nano-silver fiber cloth layer 2 is woven from glass filaments, copper wire core-spun yarns and nano-silver fibers with a mass ratio of 0.04:2.0:0.04. The lower surface of the nano-silver fiber cloth layer 2 is fixedly provided with a skin-friendly cotton layer 3. The skin-friendly cotton layer 3 adopts silk soft spinning textile technology, and the skin-friendly cotton layer 3 can protect human skin and make people feel comfortable. , which can improve the skin-friendly performance and wearing comfort of the non-woven fabric;

The silver ions in the nano-silver fiber cloth layer 2 have good conductivity, which can effectively shield electromagnetic radiation. On the one hand, the silver ions in the nano-silver fiber cloth layer 2 have very high biological activity in a warm and humid environment. , can quickly absorb and degenerate protein on it to reduce or eliminate the odor. On the other hand, the nano-silver fiber fabric layer 2 is formed by tightly aggregating silver and fibers, which is permanent and will not decrease due to time and washing , that is, the antibacterial performance has a long failure time, which can effectively improve the antibacterial and radiation protection performance of the non-woven fabric;

The upper surface of the central base cloth 1 is fixed with a breathable film main body 4, which is a polyolefin breathable film, and the inert filler is added to the PE or PP carrier, and it is made by film making and stretching. The main body 4 improves the air permeability of the non-woven fabric, that is, makes the non-woven fabric waterproof and breathable;

The upper surface of the air-permeable membrane main body 4 is fixed with a PA hot-melt adhesive film 5. The PA hot-melt adhesive film 5 has no stickiness at room temperature, but has stickiness on both sides at high temperature, and the heat conducts to the film layer to make it melt and become sticky. , the two layers of fabric can be bonded together. The upper surface of the PA hot melt adhesive film 5 is provided with a pull-resistant mesh layer 6. The pull-resistant mesh layer 6 is woven with 80D/23F polyester DTY plus 30D spandex elastic yarn. The pull-resistant mesh The upper surface of the layer 6 is provided with a glass fiber chopped strand mat 7, and the tensile and tear resistance properties of the nonwoven fabric in the longitudinal and transverse directions are improved by the anti-tear mesh layer 6 and the glass fiber chopped strand mat 7.

When using the embodiment of the present application, first, the innermost layer of the nonwoven fabric is provided with a skin-friendly cotton layer 3, which can protect human skin and make people feel comfortable, and can improve the skin-friendly performance of the nonwoven fabric. And wearing comfort, and the breathable membrane main body 4 adopts polyolefin breathable membrane, is to add inert filler into PE or PP carrier, make through film making, stretching and make, its function of water-proof, breathable is strong, improves this The air permeability of non-woven fabric, the silver ion in the nano-silver fiber cloth layer 2 has good electrical conductivity, and it can shield electromagnetic radiation effectively, on the one hand the silver ion in the nano-silver fiber cloth layer 2 is in warm and humid environment, silver ion Ions have very high biological activity, and can quickly absorb and degenerate protein on it to reduce or eliminate odor. It will decrease due to time and washing, that is, the antibacterial performance will expire for a long time, which can effectively improve the antibacterial and radiation protection performance of the non-woven fabric. The anti-tear mesh layer 6 is woven with 80D/23F polyester DTY and 30D spandex elastic yarn, and combined with glass fiber The chopped strand mat 7 improves the longitudinal and transverse tensile and tear resistance of the nonwoven fabric.

Claims (4)

1. A non-woven fabric with strong air permeability, characterized in that: comprising a central base cloth (1), the lower surface of the central base cloth (1) is fixedly provided with a nano-silver fiber cloth layer (2), the The lower surface of the nano-silver fiber cloth layer (2) is fixed with a skin-friendly cotton layer (3), and the upper surface of the middle base cloth (1) is fixed with a breathable membrane main body (4), and the breathable membrane main body The upper surface of (4) is fixedly provided with a PA hot-melt adhesive film (5), and the upper surface of the PA hot-melt adhesive film (5) is provided with a pull-resistant mesh layer (6). 2. A non-woven fabric with strong air permeability according to claim 1, characterized in that: the central base fabric (1) is made of polyester, which is woven with polyester filaments of 6.0-7.0CN/dtex or below . 3. A non-woven fabric with strong air permeability according to claim 1, characterized in that: the main body (4) of the air-permeable film is a polyolefin air-permeable film. 4. The non-woven fabric with strong air permeability according to claim 1, characterized in that: the upper surface of the anti-tear mesh layer (6) is provided with a glass fiber chopped strand mat (7).

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