Flow-guiding quick-drying spunlace non-woven fabric

By designing mirror-symmetrical sawtooth patterns and rhomboid convex surfaces on spunlace nonwoven fabric, combined with drainage grooves and conical guide holes, the problem of poor flow guidance effect of nonwoven fabric is solved, and the rapid penetration and drying effect are improved.

CN223468532UActive Publication Date: 2025-10-24YIXIANG HEALTH TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202423061841.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-12
Publication Date
2025-10-24
Estimated Expiration
2034-12-12

AI Technical Summary

Technical Problem

Existing ordinary spunlace nonwoven fabrics have poor flow-through effect in disposable absorbent items and are difficult to keep dry.

Method used

A flow-guiding, quick-drying spunlace nonwoven fabric was designed, featuring a mirror-symmetrical sawtooth pattern and a diamond-shaped convex surface, combined with drainage grooves and conical guide holes to improve the liquid's penetration rate and dispersion effect.

Benefits of technology

It accelerates the penetration rate of liquids, reduces the contact area with the human body, improves ventilation and drying effects, and keeps the surface of non-woven fabrics dry.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a diversion quick-drying spunlace non-woven fabric which comprises a first spunlace non-woven fabric layer and grain parts arranged on the first spunlace non-woven fabric layer, and the grain parts are sequentially arranged and distributed on the top face of the first spunlace non-woven fabric layer. The line part comprises a first rolling curve line and a second rolling curve line which are in mirror symmetry; the first rolling curve lines and the second rolling curve lines of the line parts are in point contact, and the corresponding first rolling curve lines and the corresponding second rolling curve lines of every two adjacent line parts are in point contact, so that independent convex surface parts are defined on the top surface of the first spunlace non-woven fabric layer; and drainage grooves are formed in the convex surface part in an array manner. According to the flow-guiding and quick-drying spunlace non-woven fabric, liquid can permeate through the convex face part, part of liquid is guided into the line part along the surface of the convex face part, rapid dispersion and flow guiding are carried out along the line part, the permeation rate is increased, the contact area with the human body is reduced, and the ventilation and drying effect is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the field of non - woven fabrics especially, relate to a guide flow quick -drying spunlace non -woven fabric. BACKGROUND

[0002] In order to promote the appearance of non - woven fabric, can be obtained on non - woven fabric through the corresponding texture of roller pressing, through the texture composition flower type or pattern, carry out the decoration of non - woven fabric.

[0003] Spunlace non - woven fabric is good in softness and moisture absorption, and the surface layer of disposable absorbent articles, such as sanitary napkins, sanitary pants and pull - ups, etc. disposable absorbent articles. In addition, in the use environment of disposable absorbent articles, the spunlace non - woven fabric of the surface layer is required to quickly guide the liquid into the internal absorbent core, and the dryness of the surface layer is required to be maintained as much as possible, but the general spunlace non - woven fabric of the prior art has general guide flow effect, and obviously it is difficult to maintain the dryness effect, and needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of guide flow quick -drying spunlace non -woven fabric, improve guide flow effect, improve dry rate.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A kind of guide flow quick -drying spunlace non -woven fabric, comprising: first spunlace non -woven fabric layer and the texture portion being arranged on first spunlace non -woven fabric layer, the texture portion is sequentially arranged and distributed on the top surface of first spunlace non -woven fabric layer, the texture portion includes mirror image symmetry first roller pressing curve texture and second roller pressing curve texture, the first roller pressing curve texture and second roller pressing curve texture of the texture portion Point contact and the corresponding first roller pressing curve texture and second roller pressing curve texture between the point contact of adjacent two texture portions are surrounded to form independent convex portion on the top surface of first spunlace non -woven fabric layer, the convex portion is arrayed with flow leakage groove.

[0007] Wherein, the texture portion is sequentially arranged and distributed along the width direction of first spunlace non -woven fabric layer.

[0008] Wherein, the first roller pressing curve texture and second roller pressing curve texture extend along the length direction of first spunlace non -woven fabric layer respectively.

[0009] Wherein, the first roller pressing curve texture and second roller pressing curve texture are zigzag curve texture respectively, and the convex portion adopts rhombic structure.

[0010] Wherein, the bottom of first spunlace non -woven fabric layer is provided with second spunlace non -woven fabric layer.

[0011] Wherein, the first spunlace non -woven fabric layer and second spunlace non -woven fabric layer adopt pure cotton spunlace non -woven fabric respectively.

[0012] Wherein, the top surface array of the second spunlace non-woven fabric layer is provided with tapered guide holes extending downward.

[0013] The beneficial effects of the present invention are as follows: a diversion and quick-drying spunlace non-woven fabric, with a specially designed textured portion, which is used to form convex portions isolated from each other on the first spunlace non-woven fabric layer. The convex portions can penetrate the liquid and introduce part of the liquid into the textured portion along its surface, and quickly disperse and guide the liquid along the textured portion to accelerate the penetration rate. The convex portions are used to reduce the contact area with the human body, thereby improving the ventilation and drying effect. The drainage grooves can also be used to accelerate the downward penetration of liquid on the surface of the first spunlace non-woven fabric layer, further reducing the contact area between the first spunlace non-woven fabric layer and the human body, and maintaining a dry effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 yes Figure 1 AA section view. DETAILED DESCRIPTION

[0016] The following combination Figures 1 to 2 The technical solution of the present utility model is further illustrated by specific embodiments.

[0017] like Figure 1 The diversion quick-drying spunlace non-woven fabric shown includes: a first spunlace non-woven fabric layer 1 and a textured portion arranged on the first spunlace non-woven fabric layer 1, and the textured portion is arranged in sequence and distributed on the top surface of the first spunlace non-woven fabric layer 1. In this embodiment, the textured portion is arranged in sequence along the width direction of the first spunlace non-woven fabric layer 1, which is convenient for obtaining a continuous textured portion by rolling the top surface of the first spunlace non-woven fabric layer 1 with a pressing roller.

[0018] The textured portion includes a first rolled curved texture 2 and a second rolled curved texture 3 that are mirror-symmetrical. In this embodiment, the first rolled curved texture 2 and the second rolled curved texture 3 extend along the length direction of the first spunlace non-woven fabric layer 1, respectively, which facilitates processing.

[0019] The first rolled curve lines 2 and the second rolled curve lines 3 of the texture part are in point contact with each other, and the corresponding first rolled curve lines and the second rolled curve lines of two adjacent texture parts are in point contact with each other to form an independent convex part 4 on the top surface of the first spunlace non-woven fabric layer 1, such as Figure 2As shown, the edge of the convex part 4 is arc downward due to the rolling processing of the first rolling curve 2 and the second rolling curve 3, so that the convex part 4 can penetrate the liquid and guide part of the liquid along the arc downward surface of the surface thereof into the curve part, quickly disperse and guide the liquid along the curve part, accelerate the penetration rate, and reduce the contact area with the human body by using the convex part 4, and improve the effect of ventilation and drying.

[0020] In the embodiment, the first rolling curve 2 and the second rolling curve 3 are sawtooth curves, and the convex part 4 is a rhombic structure, which is regular and good in appearance, and the first rolling curve 2 and the second rolling curve 3 form a guide groove around the convex part 4 to quickly disperse and guide the liquid in the horizontal direction, and further improve the downward penetration rate.

[0021] In addition, the convex part 4 is provided with a drainage groove 5, which is a circular arc groove and is distributed on the convex part 4 in a point form, and the drainage groove 5 accelerates the downward penetration of the liquid on the surface of the first water-stripping non-woven fabric layer 1, further reduces the contact area between the first water-stripping non-woven fabric layer 1 and the human body, and maintains the dry effect.

[0022] As shown in the drawings, Figure 2 The bottom of the first water-stripping non-woven fabric layer 1 is provided with a second water-stripping non-woven fabric layer 6, which can quickly absorb the moisture on the first water-stripping non-woven fabric layer 1, further improve the dispersion effect of the liquid in the horizontal direction, and more evenly penetrate downward to the absorption core (used as a surface layer of a sanitary napkin). In the embodiment, the first water-stripping non-woven fabric layer 1 and the second water-stripping non-woven fabric layer 6 are respectively made of pure cotton water-stripping non-woven fabric, which is soft, comfortable and good in skin-friendly effect.

[0023] In the embodiment, the top surface of the second water-stripping non-woven fabric layer 6 is provided with a downwardly extending conical guide hole 7, which quickly penetrates the liquid downward, and the structure of the conical guide hole 7 from large at the top to small at the bottom reduces the problem of reverse penetration.

[0024] The above is only a preferred embodiment of the present application, and for those skilled in the art, according to the idea of the present application, the specific implementation and application range can be changed, and the content of the specification should not be understood as a limitation of the present application.

Claims

1. A drainage and quick-drying hydroentangled nonwoven fabric, characterized by, Comprise: The first water-jet non-woven fabric layer and the texture part arranged on the first water-jet non-woven fabric layer, the texture part is arranged on the top surface of the first water-jet non-woven fabric layer in sequence, the texture part comprises the first roller pressing curve texture and the second roller pressing curve texture which are mirror-symmetrical, the first roller pressing curve texture and the second roller pressing curve texture of the texture part are in point contact, and the corresponding first roller pressing curve texture and the second roller pressing curve texture of the adjacent two texture parts are in point contact, so as to form the independent convex part on the top surface of the first water-jet non-woven fabric layer, and the flow leakage groove is arranged on the convex part in array.

2. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 1, characterized in that, The texture part is arranged in sequence along the width direction of the first water-jet non-woven fabric layer.

3. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 1, characterized in that, The first roller pressing curve texture and the second roller pressing curve texture extend along the length direction of the first water-jet non-woven fabric layer respectively.

4. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 1, characterized in that, The first roller pressing curve texture and the second roller pressing curve texture are zigzag curve textures respectively, and the convex part adopts a rhombic structure.

5. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 1, characterized in that, The bottom of the first water-jet non-woven fabric layer is provided with a second water-jet non-woven fabric layer.

6. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 5, characterized in that, The first water-jet non-woven fabric layer and the second water-jet non-woven fabric layer are pure cotton water-jet non-woven fabrics respectively.

7. The drainage and quick-drying hydroentangled nonwoven fabric according to claim 5, characterized in that, The top surface of the second water-jet non-woven fabric layer is arranged with downward extending conical flow guide holes in array.