CN214111758U

CN214111758U - Internal hydrophilic and external hydrophobic non-woven fabric

Info

Publication number: CN214111758U
Application number: CN202022051098.7U
Authority: CN
Inventors: 吴新华; 马国宣
Original assignee: Dongguan Kedi Industry Co ltd
Current assignee: Dongguan Kedi Industry Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-09-03
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses an inner hydrophilic and outer hydrophobic non-woven fabric, which comprises a hydrophilic layer, a non-woven fabric base layer and a hydrophobic layer; the hydrophilic layer is hot-pressed on the bottom surface of the non-woven fabric base layer; the hydrophilic layer is a cotton fiber woven fabric woven by a warp-weft weaving method, and the surface of the hydrophilic layer is coated with a hydrophilic material; the hydrophobic layer is attached to the top surface of the non-woven fabric base layer through a spunlace method; the hydrophobic layer is woven by hydrophobic fibers, and a plurality of meshes are distributed on the surface of the hydrophobic layer; the non-woven fabric has the beneficial effects that the non-woven fabric adopts the arrangement of inner hydrophilic and outer hydrophobic, can provide better skin-friendly performance while resisting external water splashing, and has better wearing comfort on the basis of keeping the waterproof function; the utility model discloses a non-woven fabrics uses common hydrophobic fiber and hydrophilic material as the raw materials, and the weaving and the connection process that adopt are common weaving technology, therefore the preparation degree of difficulty is lower, is convenient for reform transform current equipment and promotes.

Description

Internal hydrophilic and external hydrophobic non-woven fabric

Technical Field

The utility model relates to a non-woven fabrics technical field specifically is an interior hydrophilic outer hydrophobic non-woven fabrics.

Background

The non-woven fabric is one of the most common fabrics in people's life, but the existing non-woven fabric has the problem of insufficient waterproofness, is easy to wet once raining or splashing water, causes inconvenience to the wearing comfort of people, and even is easy to cause chronic diseases such as rheumatism and the like when being worn for a long time by wet clothes. Although the hydrophobic nonwoven fabric forms an external barrier, the waterproof property of the fabric is solved, but the absorption of human skin of the fabric is poor, so that the problem that body heat and sweat cannot be released easily occurs, and the fabric is stuffy. In order to solve the above problems, nonwoven fabrics having external hydrophobicity and internal hydrophilicity have been the focus of research. Chinese patent CN201610887602 discloses a cotton cloth with hydrophilic outer layer and water-conveying inner layer, after the cloth is wetted by water, the net structure of the inner layer cloth can not discharge the water inside to the outer layer quickly, and the inner layer is kept dry. However, the preparation method of the cloth material is complex, and the adopted hydrophilic material is not made of common raw materials in the textile field, so that the popularization difficulty is high, and meanwhile, the cloth material adopts the inner hydrophobic layer, so that the skin-friendly performance of people in the wearing process is poor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model discloses the technical problem who needs to solve lies in, provides an interior hydrophilic outer hydrophobic non-woven fabrics, and it is big to solve the prior art preparation degree of difficulty, the relatively poor problem of the close skin nature of dress.

2. Technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an inner hydrophilic and outer hydrophobic non-woven fabric comprises a hydrophilic layer, a non-woven fabric base layer and a hydrophobic layer; the hydrophilic layer is hot-pressed on the bottom surface of the non-woven fabric base layer; the hydrophilic layer is a cotton fiber woven fabric woven by a warp-weft weaving method, and the surface of the hydrophilic layer is coated with a hydrophilic material; the hydrophobic layer is attached to the top surface of the non-woven fabric base layer through a spunlace method; the hydrophobic layer is woven by hydrophobic fibers, and a plurality of meshes are distributed on the surface of the hydrophobic layer.

The inner hydrophilic and outer hydrophobic non-woven fabric further comprises an isolating layer; the isolation layer is the silica particle layer, the isolation layer sets up between non-woven fabrics basic unit and the hydrophilic layer.

In the above non-woven fabric, the silica particles of the isolation layer are inclined at 120 °.

The inner hydrophilic and outer hydrophobic nonwoven fabric comprises the following components in parts by mass: 8-12 parts of dodecyl benzene sulfonic acid, 9-10 parts of octyl phenol polyoxyethylene ether, 4-6 parts of surfactant and 0.2-0.4 part of ethanol.

The inner hydrophilic and outer hydrophobic non-woven fabric is characterized in that the distance between warps of the hydrophilic layer is 1-2mm, and the distance between wefts of the hydrophilic layer is 0.5-1 mm.

In the non-woven fabric with the inner hydrophilic layer and the outer hydrophobic layer, the hydrophobic layer is woven by 1.2D and 1.5D polyacrylonitrile fibers.

The inner hydrophilic and outer hydrophobic nonwoven fabric is characterized in that the diameter of the hydroentangling water column is between 0.0001 and 0.0005 mm.

3. Advantageous effects

To sum up, the beneficial effects of the utility model are that:

(1) the non-woven fabric of the utility model adopts the arrangement of inner hydrophilicity and outer hydrophobicity, can provide better skin-friendly performance while resisting external water splash, and has better wearing comfort on the basis of keeping the waterproof function;

(2) the utility model discloses a non-woven fabrics uses common hydrophobic fiber and hydrophilic material as the raw materials, and the weaving and the connection process that adopt are common weaving technology, therefore the preparation degree of difficulty is lower, is convenient for reform transform current equipment and promotes.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 shows a schematic structural diagram of the inner hydrophilic and outer hydrophobic nonwoven fabric of the present invention.

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.

Referring to fig. 1, an inner hydrophilic and outer hydrophobic nonwoven fabric comprises a hydrophilic layer 1, a nonwoven fabric substrate 2 and a hydrophobic layer 3; the hydrophilic layer 1 is hot-pressed on the bottom surface of the non-woven fabric base layer 2; the hydrophilic layer 1 is a cotton fiber woven fabric woven by a warp-weft weaving method, and the surface of the hydrophilic layer is coated with a hydrophilic material; the hydrophobic layer 3 is attached to the top surface of the non-woven fabric base layer 2 through a spunlace method; the hydrophobic layer 3 is woven by hydrophobic fibers, and a plurality of meshes 4 are distributed on the surface of the hydrophobic layer.

The inner hydrophilic and outer hydrophobic non-woven fabric further comprises an isolating layer 5; the isolation layer is a silicon dioxide particle layer, and the isolation layer 5 is arranged between the non-woven fabric base layer 2 and the hydrophilic layer 1.

In the above-mentioned inner hydrophilic and outer hydrophobic nonwoven fabric, the silica particles of the isolation layer 5 are obliquely arranged at 120 °.

The inner hydrophilic and outer hydrophobic non-woven fabric is characterized in that the distance between warps of the hydrophilic layer 1 is 1-2mm, and the distance between wefts of the hydrophilic layer is 0.5-1 mm.

In the internal hydrophilic and external hydrophobic non-woven fabric, the hydrophobic layer 3 is woven by 1.2D and 1.5D polyacrylonitrile fibers.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an interior hydrophilic outer hydrophobic non-woven fabrics which characterized in that: comprises a hydrophilic layer (1), a non-woven fabric base layer (2) and a hydrophobic layer (3); the hydrophilic layer (1) is hot-pressed on the bottom surface of the non-woven fabric base layer (2); the hydrophilic layer (1) is a cotton fiber woven fabric woven by a warp-weft weaving method, and the surface of the hydrophilic layer is coated with a hydrophilic material; the hydrophobic layer (3) is attached to the top surface of the non-woven fabric base layer (2) through a water-jet method; the hydrophobic layer (3) is woven by hydrophobic fibers, and a plurality of meshes (4) are distributed on the surface of the hydrophobic layer.

2. An internally hydrophilic and externally hydrophobic nonwoven fabric as claimed in claim 1, wherein: also comprises an isolating layer (5); the isolation layer is a silicon dioxide particle layer, and the isolation layer (5) is arranged between the non-woven fabric base layer (2) and the hydrophilic layer (1).

3. An internally hydrophilic and externally hydrophobic nonwoven fabric as claimed in claim 2, wherein: the silicon dioxide particles of the isolating layer (5) are obliquely arranged at 120 degrees.

4. An internally hydrophilic and externally hydrophobic nonwoven fabric as claimed in claim 1, wherein: the distance between warp yarns of the hydrophilic layer (1) is 1-2mm, and the distance between weft yarns is 0.5-1 mm.

5. An internally hydrophilic and externally hydrophobic nonwoven fabric as claimed in claim 1, wherein: the hydrophobic layer (3) is woven by polyacrylonitrile fibers of 1.2D and 1.5D.

6. An internally hydrophilic and externally hydrophobic nonwoven fabric as claimed in claim 1, wherein: the diameter of the water jet method is between 0.0001 and 0.0005 mm.