CN213649015U - Waterproof ventilative non-woven fabrics - Google Patents

Abstract

The utility model discloses a waterproof breathable non-woven fabric, which comprises a breathable layer, a waterproof layer, a non-woven fabric base layer, a damp-proof layer and a graphene layer, wherein the waterproof layer is arranged on the inner surface of the breathable layer, a high-elasticity waterproof layer, a polyethylene film layer, a sponge water absorption layer and a breathable waterproof film are sequentially laid on the waterproof layer from outside to inside, and the thickness of the high-elasticity waterproof layer is consistent with that of the polyethylene film layer; the non-woven fabric base layer is arranged on the inner surface of the waterproof layer; the dampproof course sets up on the lower surface of non-woven fabric basic unit, graphite alkene layer sets up on the lower surface of dampproof course. Because the high-elastic waterproof layer, the polyethylene film layer, the sponge water absorption layer and the breathable waterproof film which are sequentially arranged in the waterproof layer, and the moisture-proof inner film, the moisture-proof interlayer and the moisture-proof outer film which are arranged in the moisture-proof layer, the product has the advantages of good waterproof effect and strong breathability.

Description

Waterproof ventilative non-woven fabrics

Technical Field

The utility model relates to a non-woven fabrics, concretely relates to waterproof ventilative non-woven fabrics.

Background

The non-woven fabric product has the advantages of rich color, brightness, fashion, environmental protection, wide application, elegant appearance, various patterns and styles, light weight, environmental protection and recycling, and is internationally recognized as an environmental protection product for protecting the earth ecology. The product is suitable for industries such as agricultural films, shoemaking, leather making, mattresses, primary and secondary quilts, decoration, chemical engineering, printing, automobiles, building materials, furniture and the like, and industries such as clothing linings, medical and sanitary disposable operating gowns, masks, hats, bed sheets, hotel disposable tablecloths, beauty treatment, saunas and even modern fashionable gift bags, fine product bags, shopping bags, advertising bags and the like. Environmental protection product, wide application, economy and practicality. Therefore, the non-woven cloth bag made of non-woven fabric is also known as the most economical and practical environment-friendly shopping bag. However, the conventional nonwoven fabric has poor water resistance and air permeability.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a waterproof ventilative non-woven fabrics has that water-proof effects is good, the advantage that the gas permeability is strong to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a waterproof, breathable nonwoven fabric comprising:

a breathable layer;

the waterproof layer is arranged on the inner surface of the breathable layer, a high-elasticity waterproof layer, a polyethylene film layer, a sponge water absorption layer and a breathable waterproof film are sequentially paved on the waterproof layer from outside to inside, and the thickness of the high-elasticity waterproof layer is consistent with that of the polyethylene film layer;

the non-woven fabric base layer is arranged on the inner surface of the waterproof layer;

the moisture-proof layer is arranged on the lower surface of the non-woven fabric base layer, and a moisture-proof inner film, a moisture-proof interlayer and a moisture-proof outer film are sequentially paved on the moisture-proof layer from top to bottom;

graphene layer, graphene layer sets up on the lower surface of dampproof course.

Furthermore, a plurality of air holes are regularly formed on the air permeable layer.

Further, high-elastic waterproof layer with all be equipped with a plurality of water conservancy diversion strips in the polyethylene membranous layer, a plurality of water conservancy diversion strips all incline to set up high-elastic waterproof layer with in the polyethylene membranous layer.

Furthermore, the plurality of flow guide strips in the high-elasticity waterproof layer are opposite to the inclination direction of the plurality of flow guide strips in the polyethylene film layer.

Furthermore, a plurality of anti-drawing wires are arranged in the non-woven fabric base layer, and the whole anti-drawing wires are wavy.

Furthermore, a plurality of drying agents are filled in the moisture-proof interlayer.

Furthermore, a wave strip is laid outside the graphene layer.

Further, the moisture-proof inner film and the moisture-proof outer film are both made of HDPE films.

According to the above technical solution, the utility model has the advantages that: because the high-elastic waterproof layer, the polyethylene film layer, the sponge water absorption layer and the breathable waterproof film which are sequentially arranged in the waterproof layer, and the moisture-proof inner film, the moisture-proof interlayer and the moisture-proof outer film which are arranged in the moisture-proof layer, the product has the advantages of good waterproof effect and strong breathability.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a structural sectional view of the present invention.

Fig. 2 is a structural sectional view of the waterproof layer of the present invention.

Fig. 3 is a structural sectional view of the moisture barrier of the present invention.

Fig. 4 is a partial cross-sectional view of the graphene layer according to the present invention.

List of reference numerals: the air-permeable waterproof coating comprises a breathable layer-10, air holes-11, a waterproof layer-20, a high-elasticity waterproof layer-21, a diversion strip-22, a polyethylene film layer-23, a sponge water absorption layer-24, a breathable waterproof film-25, a non-woven fabric base layer-30, tensile wires-31, a damp-proof layer-40, a damp-proof inner film-41, a damp-proof interlayer-42, a drying agent-421, a damp-proof outer film-43, a graphene layer-50 and corrugated strips-51.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

With reference to fig. 1 to 4, the waterproof breathable non-woven fabric shown in fig. 1, 2 and 3 is composed of a breathable layer 10, a waterproof layer 20, a non-woven fabric base layer 30, a moisture-proof layer 40 and a graphene layer 50, the waterproof layer 20 is disposed on the inner surface of the breathable layer 10, a high-elasticity waterproof layer 21, a polyethylene film layer 23, a sponge water-absorbing layer 24 and a breathable waterproof film 25 are sequentially laid on the waterproof layer 20 from outside to inside, and the thickness of the high-elasticity waterproof layer 21 is consistent with that of the polyethylene film layer 23; the non-woven fabric base layer 30 is disposed on the inner surface of the waterproof layer 20; the moisture-proof layer 40 is arranged on the lower surface of the non-woven fabric base layer 30, and a moisture-proof inner film 41, a moisture-proof interlayer 42 and a moisture-proof outer film 43 are sequentially paved on the moisture-proof layer 40 from top to bottom; the graphene layer 50 is disposed on a lower surface of the moisture barrier 40. The structure is arranged, so that the product has good waterproof effect and strong air permeability.

Preferably, a plurality of ventilation holes 11 are regularly formed on the ventilation layer 10. With the structure, the air permeability of the surface of the product can be enhanced through the plurality of air holes 11.

Preferably, high-elastic waterproof layer 21 with all be equipped with a plurality of water conservancy diversion strips 22 in the polyethylene film layer 23, a plurality of water conservancy diversion strips 22 all incline to set up high-elastic waterproof layer 21 with in the polyethylene film layer 23. The structure more than setting is favorable to further promoting the inside waterproof performance of this product.

Preferably, the plurality of tie bars 22 in the high-elasticity waterproof layer 21 and the plurality of tie bars 22 in the polyethylene film layer 23 are inclined in opposite directions.

Preferably, a plurality of anti-stringy threads 31 are provided in the non-woven fabric base layer 30, and the anti-stringy threads 31 are wavy as a whole.

Preferably, the moisture-proof interlayer 42 is filled with a plurality of drying agents 421. The structure above is arranged, so that the moisture-proof effect in the moisture-proof interlayer 42 can be effectively improved.

As shown in fig. 4, a wavy strip 51 is laid on the outer side of the graphene layer 50. Structure more than setting up, graphite alkene layer 50 can effectual suppression bacterium growth, can not hurt human cells moreover, can effectually prevent that the non-woven fabrics from breeding the bacterium because of moist and using for a long time, and wave strip 51 can separate this product and skin, and is more ventilative.

Preferably, the moisture-proof inner film 41 and the moisture-proof outer film 43 are both made of HDPE films.

To sum up, because the high-elastic waterproof layer 21 that is equipped with in proper order in waterproof layer 20, polyethylene film 23, sponge absorb water layer 24 and ventilative waterproof membrane 25, and dampproofing inner membrance 41, dampproofing intermediate layer 42 and dampproofing adventitia 43 that are equipped with in the dampproofing layer 40, and simultaneously, graphite alkene layer 50 can effectual suppression bacterium's growth, and can not hurt human cells, can effectually prevent that the non-woven fabrics from breeding the bacterium because of humidity and permanent use, and wave strip 51 can separate this product from skin, and is more ventilative, make this product have the advantage that water-proof effects is good, the gas permeability is strong.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A waterproof breathable nonwoven fabric, comprising:

a breathable layer (10);

the waterproof layer (20) is arranged on the inner surface of the breathable layer (10), a high-elasticity waterproof layer (21), a polyethylene film layer (23), a sponge water absorption layer (24) and a breathable waterproof film (25) are sequentially paved on the waterproof layer (20) from outside to inside, and the thickness of the high-elasticity waterproof layer (21) is consistent with that of the polyethylene film layer (23);

a nonwoven fabric base layer (30), the nonwoven fabric base layer (30) being disposed on an inner surface of the waterproof layer (20);

the moisture-proof layer (40) is arranged on the lower surface of the non-woven fabric base layer (30), and a moisture-proof inner film (41), a moisture-proof interlayer (42) and a moisture-proof outer film (43) are sequentially paved on the moisture-proof layer (40) from top to bottom;

a graphene layer (50), the graphene layer (50) being disposed on a lower surface of the moisture barrier (40).

2. The waterproof breathable nonwoven fabric according to claim 1, characterized in that the breathable layer (10) is regularly provided with a plurality of breathable holes (11).

3. The waterproof breathable non-woven fabric according to claim 1, wherein a plurality of flow guide strips (22) are arranged in the high-elasticity waterproof layer (21) and the polyethylene film layer (23), and the flow guide strips (22) are obliquely arranged in the high-elasticity waterproof layer (21) and the polyethylene film layer (23).

4. The waterproof breathable nonwoven fabric according to claim 3, characterized in that the plurality of tie bars (22) in the highly elastic waterproof layer (21) are inclined in the opposite direction to the plurality of tie bars (22) in the polyethylene film layer (23).

5. The waterproof breathable nonwoven fabric according to claim 1, characterized in that a plurality of anti-stringiness threads (31) are provided in the nonwoven substrate (30), the anti-stringiness threads (31) being wavy in their entirety.

6. The waterproof breathable nonwoven fabric according to claim 1, characterized in that said moisture-proof interlayer (42) is filled with a plurality of desiccants (421).

7. The waterproof breathable nonwoven fabric according to claim 1, characterized in that the graphene layer (50) is externally laid with a wave strip (51).

8. The waterproof breathable nonwoven fabric according to claim 1, characterized in that the inner moisture-proof film (41) and the outer moisture-proof film (43) are made of HDPE films.

Images