阅读说明：本技术 一种导流效果好的纸尿裤及其制备方法 (Paper diaper with good flow guiding effect and preparation method thereof ) 是由 严木 林斌 于 2018-08-17 设计创作，主要内容包括：本发明涉及纸尿裤制备技术领域,具体涉及一种导流效果好的纸尿裤及其制备方法,所述导流效果好的纸尿裤包括从上到下依次设置的面层、网格型吸收主体、防漏底膜和仿布底层；所述网格型吸收主体包括立体网格导流布,所述网孔布料为导流纤维为原料通过机织或针织法织制而成的均匀分布有网孔的机织布或针织布,所述网孔内铺洒高分子吸水树脂颗粒,所述网孔布料的两面上分别盖设有第一导流无纺布和第二导流无纺布。本发明的有益效果在于：本发明导流效果好的纸尿裤的立体网格导流布将高分子吸水树脂颗粒牢牢的锁住在每个网孔内,起到了防起坨断层、快速吸收、导流和储液的作用。(The invention relates to the technical field of paper diaper preparation, in particular to a paper diaper with good flow guide effect and a preparation method thereof, wherein the paper diaper with good flow guide effect comprises a surface layer, a grid-type absorption body, a leakage-proof bottom film and a cloth-like bottom layer which are sequentially arranged from top to bottom; the grid type absorption main body comprises three-dimensional grid guide cloth, the mesh cloth is woven cloth or knitted cloth which is formed by weaving guide fibers into a raw material through a weaving method or a knitting method and is uniformly distributed with meshes, high-molecular water-absorbent resin particles are spread in the meshes, and a first guide non-woven fabric and a second guide non-woven fabric are respectively covered on two surfaces of the mesh cloth. The invention has the beneficial effects that: the three-dimensional grid diversion cloth of the paper diaper with good diversion effect firmly locks the high-molecular water-absorbent resin particles in each mesh, and plays roles in preventing lump faults, quickly absorbing, diverting and storing liquid.)

1. A paper diaper with good diversion effect is characterized by comprising a surface layer, a grid-type absorption body, a leakage-proof bottom film and a cloth-like bottom layer which are sequentially arranged from top to bottom;

the net type absorption main part includes three-dimensional net water conservancy diversion cloth, three-dimensional net water conservancy diversion cloth includes first water conservancy diversion non-woven fabrics, mesh cloth and second water conservancy diversion non-woven fabrics, the mesh cloth is woven or the looped fabric that evenly distributed has the mesh that water conservancy diversion fibre forms through weaving or knitting system for the raw materials, the mesh hole is interior to be spread and is spilt the polymer water-absorbent resin granule, it is equipped with first water conservancy diversion non-woven fabrics and second water conservancy diversion non-woven fabrics to cover respectively on the two sides of mesh cloth.

2. The diaper with the good flow guide effect according to claim 1, wherein the flow guide fibers are PE/PET composite fibers or bamboo fibers.

3. The diaper according to claim 1, wherein the first fluid distribution nonwoven fabric is made of bamboo fibers, and the second fluid distribution nonwoven fabric is made of bamboo fibers.

4. The diaper with the good flow guiding effect according to claim 1, wherein the first flow guiding non-woven fabric is formed by blending PE/PET composite fibers and bamboo fibers, and the second flow guiding non-woven fabric is formed by blending PE/PET composite fibers and bamboo fibers.

5. The diaper with the good flow guide effect according to claim 1, wherein the surface layer or the imitation cloth bottom layer is made of a non-woven fabric blended by alginate fibers and PE/PET composite fibers, and the mass ratio of the alginate fibers to the PE/PET composite fibers is 1: 1-10.

6. The diaper according to any of claims 1-5, wherein the top layer has a leakproof barrier, and the bottom layer has a waistline assembly.

7. The method for manufacturing the paper diaper with the good diversion effect, which is characterized by comprising the following steps of:

spraying hot melt adhesive on the bottom layer of the imitation cloth, and attaching a leakage-proof bottom film;

cutting the grid type absorption main body according to different sizes and lengths, spraying hot melt adhesive, and then attaching the grid type absorption main body to the anti-leakage bottom film; preparing the grid type absorption main body: preparing woven cloth or knitted cloth with uniformly distributed meshes by using guide fibers as raw materials by using a weaving or knitting method, wherein one side of the mesh cloth is firstly bonded with a first guide non-woven fabric through hot melt adhesive, then macromolecular water-absorbent resin particles are spread in the meshes, and then a second guide non-woven fabric is coated with glue in advance and then covered to the other side of the mesh cloth to obtain a grid-type absorption main body;

after the hot melt adhesive is sprayed on the surface layer, the surface layer is stuck and covered on the grid type absorption main body;

and after hot melt adhesive is sprayed on the leakproof isolation edges and the waistline assembly, the leakproof isolation edges and the waistline assembly are respectively stuck to two sides of the surface layer and the waistline part of the imitation cloth bottom layer, and finally, the finished product of the paper diaper is obtained by cutting.

Technical Field

The invention relates to the technical field of paper diaper preparation, in particular to a paper diaper with a good flow guide effect and a preparation method thereof.

Background

The structure of the paper diaper is generally divided into 3 layers of a surface layer, a core layer and a bottom layer. The functional diaper product should meet the following requirements: firstly, the water is absorbed in an integral way; secondly, the surface layer contacting with the skin is water-guiding and quick-drying; and thirdly, the bottom layer is leakproof. The existing paper diaper is provided with the macromolecular water-absorbent resin particles through the core layer to absorb water, but the macromolecular water-absorbent resin particles can cause the problems of uneven water absorption, poor liquid guiding effect and the like due to the fact that the spraying is uneven and the displacement is caused in the spraying and setting process.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a paper diaper with good diversion effect and a preparation method thereof.

In order to solve the technical problems, the invention adopts the technical scheme that: the paper diaper with good flow guiding effect comprises a surface layer, a grid-type absorption body, a leakage-proof bottom film and a cloth-like bottom layer which are arranged from top to bottom in sequence;

the net type absorption main part includes three-dimensional net water conservancy diversion cloth, three-dimensional net water conservancy diversion cloth includes first water conservancy diversion non-woven fabrics, mesh cloth and second water conservancy diversion non-woven fabrics, the mesh cloth is woven or the looped fabric that evenly distributed has the mesh that water conservancy diversion fibre forms through weaving or knitting system for the raw materials, the mesh hole is interior to be spread and is spilt the polymer water-absorbent resin granule, it is equipped with first water conservancy diversion non-woven fabrics and second water conservancy diversion non-woven fabrics to cover respectively on the two sides of mesh cloth.

The other technical scheme of the invention is as follows: the preparation method of the paper diaper with good diversion effect comprises the following steps:

spraying hot melt adhesive on the bottom layer of the imitation cloth, and attaching a leakage-proof bottom film;

cutting the grid type absorption main body according to different sizes and lengths, spraying hot melt adhesive, and then attaching the grid type absorption main body to the anti-leakage bottom film; preparing the grid type absorption main body: preparing woven cloth or knitted cloth with uniformly distributed meshes by using guide fibers as raw materials by using a weaving or knitting method, wherein one side of the mesh cloth is firstly bonded with a first guide non-woven fabric through hot melt adhesive, then macromolecular water-absorbent resin particles are spread in the meshes, and then a second guide non-woven fabric is coated with glue in advance and then covered to the other side of the mesh cloth to obtain a grid-type absorption main body;

after the hot melt adhesive is sprayed on the surface layer, the surface layer is stuck and covered on the grid type absorption main body;

and after hot melt adhesive is sprayed on the leakproof isolation edges and the waistline assembly, the leakproof isolation edges and the waistline assembly are respectively stuck to two sides of the surface layer and the waistline part of the imitation cloth bottom layer, and finally, the finished product of the paper diaper is obtained by cutting.

The invention has the beneficial effects that: the invention discloses a paper diaper with a grid-type absorption main body, which is characterized in that the grid-type absorption main body is tightly attached to the lower part of a surface layer, and a three-dimensional grid diversion cloth firmly locks high-molecular water-absorbent resin particles in each mesh hole, thereby playing the roles of preventing lump faults, quickly absorbing, diverting and storing liquid. The paper diaper has various excellent performances of diversion, moisture vapor permeability, instant absorption, good stiffness, core body stability, bacteriostasis, biodegradation and the like.

Drawings

FIG. 1 is a schematic structural view of a diaper having a lattice-type absorption body according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a lattice-type absorption body of a diaper having a lattice-type absorption body according to an embodiment of the present invention;

description of reference numerals:

1. a surface layer; 2. a mesh-type absorption body; 21. a first flow-guiding non-woven fabric; 22. mesh cloth;

23. a second flow-guide non-woven fabric; 24. high-molecular water-absorbent resin particles;

3. leak-proof separation edges; 4. a waist assembly.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

The most key concept of the invention is as follows: the three-dimensional grid flow guide cloth of the paper diaper with the grid-type absorption main body firmly locks the high-molecular water-absorbent resin particles in each mesh, and plays roles in preventing lump fault, quickly absorbing, guiding and storing liquid.

Referring to fig. 1 and 2, a diaper with a grid-type absorption body comprises a surface layer, a grid-type absorption body, a leakage-proof bottom film and a cloth-like bottom layer which are sequentially arranged from top to bottom;

the net type absorption main part includes three-dimensional net water conservancy diversion cloth, three-dimensional net water conservancy diversion cloth includes first water conservancy diversion non-woven fabrics, mesh cloth and second water conservancy diversion non-woven fabrics, the mesh cloth is woven or the looped fabric that evenly distributed has the mesh that water conservancy diversion fibre forms through weaving or knitting system for the raw materials, the mesh hole is interior to be spread and is spilt the polymer water-absorbent resin granule, it is equipped with first water conservancy diversion non-woven fabrics and second water conservancy diversion non-woven fabrics to cover respectively on the two sides of mesh cloth.

The processing method of the paper diaper with the grid-type absorption body comprises the following steps: the mesh fabric is made into woven fabric or knitted fabric with uniformly distributed meshes by using guide fibers as raw materials and adopting a weaving or knitting method, one surface of the mesh fabric is firstly bonded with a first guide non-woven fabric through hot melt adhesive, or the mesh fabric can be provided with a guide non-woven fabric bottom surface, then high molecular water-absorbent resin particles are spread in the meshes, and then a second guide non-woven fabric is coated with glue in advance and then covered on the other surface of the mesh fabric; the paper diaper comprises the following components: the sanitary napkin comprises a surface layer, a grid type absorption body, a leakage-proof bottom film, a cloth-imitated bottom layer, a leakage-proof separation edge and a waistline assembly, wherein the surface layer, the grid type absorption body, the leakage-proof bottom film, the cloth-imitated bottom layer, the leakage-proof separation edge and the waistline assembly are bonded through hot melt adhesives. The combined process comprises the following steps: spraying hot melt adhesive on the non-woven fabric of the imitation cloth bottom layer, and attaching a leakage-proof bottom film; cutting the grid type absorption main body according to different sizes and lengths, spraying hot melt adhesive, and then attaching the grid type absorption main body to the anti-leakage bottom film; spraying hot melt adhesive on the surface layer non-woven fabric, and then adhering and covering the surface layer non-woven fabric on the absorption main body; after the leakproof isolation edges and the waistline assembly are sprayed with hot melt adhesive, the leakproof isolation edges and the waistline assembly are stuck to two sides and the waistline part; and finally, cutting the final diaper product according to the requirements of different sizes, lengths and shapes.

The paper diaper with the grid-type absorption main body has the beneficial effects that: the arrangement of the macromolecular water-absorbent resin particles of the existing paper diaper has the defects of complex packaging process, uneven particle distribution and poor flow guide. In the paper diaper with the grid-type absorption main body, the grid-type absorption main body is tightly attached to the lower part of the surface layer for use, and the three-dimensional grid diversion cloth firmly locks the high-molecular water-absorbent resin particles in each mesh hole, so that the effects of preventing lump faults, quickly absorbing, diverting and storing liquid are achieved.

Preferably, in the diaper with the grid-type absorption body, the diversion fibers are PE/PET composite fibers or bamboo fibers. The PE/PET composite fiber has enough tensile strength and good hydrophilicity; the bamboo fiber has extremely strong capillary effect, good hygroscopicity and air permeability, natural functions of bacteriostasis, mite prevention, deodorization and insect prevention, and biodegradability. As can be seen from the above description, the arrangement of the raw materials of the mesh fabric enables the mesh fabric to have the functions of ventilation, antibiosis and bacteriostasis while guiding the flow.

Preferably, in the diaper having the mesh-type absorption body, the first fluid distribution nonwoven fabric is made of bamboo fibers, and the second fluid distribution nonwoven fabric is made of bamboo fibers.

Preferably, in the diaper with the grid-type absorption body, the first guide non-woven fabric is formed by blending PE/PET composite fibers and bamboo fibers, and the second guide non-woven fabric is formed by blending PE/PET composite fibers and bamboo fibers.

The PE/PET composite fiber has enough tensile strength, good hydrophilicity, extremely strong bamboo fiber capillary effect, good hygroscopicity and air permeability, natural functions of bacteriostasis, mite prevention, deodorization and insect prevention, and biodegradability. From the above description, the first flow guide non-woven fabric and the second flow guide non-woven fabric are arranged so as to have the functions of ventilation, antibiosis and bacteriostasis while flow guide.

Preferably, in the diaper with the grid-type absorption body, the surface layer or the imitation cloth bottom layer is made of non-woven fabric blended by alginate fibers and PE/PET composite fibers, and the mass ratio of the alginate fibers to the PE/PET composite fibers is 1: 1-10. The alginate fiber can release vitamins and minerals when contacting skin, and has effects in caring skin, resisting allergy, and biodegrading.

Preferably, in the diaper with the mesh-type absorption body, the surface layer is provided with the leakproof isolation edge, and the bottom layer of the imitation cloth is provided with the waistline assembly.

Example one

A paper diaper with a grid-type absorption body comprises a surface layer, the grid-type absorption body, a leakage-proof bottom film and a cloth-imitated bottom layer which are arranged in sequence from top to bottom;

the net type absorption main part includes three-dimensional net water conservancy diversion cloth, three-dimensional net water conservancy diversion cloth includes first water conservancy diversion non-woven fabrics, mesh cloth and second water conservancy diversion non-woven fabrics, the mesh cloth is woven or the looped fabric that evenly distributed has the mesh that water conservancy diversion fibre forms through weaving or knitting system for the raw materials, the mesh hole is interior to be spread and is spilt the polymer water-absorbent resin granule, it is equipped with first water conservancy diversion non-woven fabrics and second water conservancy diversion non-woven fabrics to cover respectively on the two sides of mesh cloth.

The diversion fiber is PE/PET composite fiber or bamboo fiber. The first flow guide non-woven fabric is made of bamboo fibers, and the second flow guide non-woven fabric is made of bamboo fibers.

The surface layer or the imitation cloth bottom layer is made of non-woven fabric blended by alginate fibers and PE/PET composite fibers, and the mass ratio of the alginate fibers to the PE/PET composite fibers is 1: 1-10. The fabric is characterized in that the surface layer is provided with a leakage-proof separation edge, and the imitation cloth bottom layer is provided with a waistline assembly.

The preparation method of the paper diaper with the grid-type absorption body comprises the following steps:

spraying hot melt adhesive on the non-woven fabric of the imitation cloth bottom layer, and attaching a leakage-proof bottom film;

cutting the grid type absorption main body according to different sizes and lengths, spraying hot melt adhesive, and then attaching the grid type absorption main body to the anti-leakage bottom film; preparing the grid type absorption main body: preparing woven cloth or knitted cloth with uniformly distributed meshes by using guide fibers as raw materials by using a weaving or knitting method, wherein one side of the mesh cloth is firstly bonded with a first guide non-woven fabric through hot melt adhesive, then macromolecular water-absorbent resin particles are spread in the meshes, and then a second guide non-woven fabric is coated with glue in advance and then covered to the other side of the mesh cloth to obtain a grid-type absorption main body;

spraying hot melt adhesive on the surface layer non-woven fabric, and then adhering and covering the surface layer non-woven fabric on the absorption main body;

and after the leakproof isolation edges and the waistline assembly are sprayed with hot melt adhesive, the leakproof isolation edges and the waistline assembly are stuck to two sides of the surface layer and the waistline part of the imitation cloth bottom layer, and the finished product of the paper diaper is obtained by cutting.

In summary, in the diaper with the grid-type absorption main body, the grid-type absorption main body is tightly attached to the lower part of the surface layer for use, and the three-dimensional grid diversion cloth firmly locks the high-molecular water-absorbent resin particles in each mesh hole, so that the effects of preventing lump faults, quickly absorbing, diverting and storing liquid are achieved.

The mesh cloth, the first flow guide non-woven fabric and the second flow guide non-woven fabric are made of PE/PET composite fibers or bamboo fibers, so that the mesh cloth, the first flow guide non-woven fabric and the second flow guide non-woven fabric have the functions of ventilation, antibiosis and bacteriostasis while flow guide is performed. The surface layer or the imitation cloth bottom layer is made of non-woven fabric blended by alginate fibers and PE/PET composite fibers, and can protect skin and resist allergy. The paper diaper has the advantages of excellent flow guiding, moisture vapor permeability, instant absorption, good stiffness, core stability, bacteriostasis, biodegradation and the like.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.