CN109334143A - Multilayer embossing non-woven fabrics and its production method - Google Patents
Multilayer embossing non-woven fabrics and its production method Download PDFInfo
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- CN109334143A CN109334143A CN201811473094.9A CN201811473094A CN109334143A CN 109334143 A CN109334143 A CN 109334143A CN 201811473094 A CN201811473094 A CN 201811473094A CN 109334143 A CN109334143 A CN 109334143A
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- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 37
- 238000004049 embossing Methods 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 16
- 238000004080 punching Methods 0.000 claims description 13
- 230000002940 repellent Effects 0.000 claims description 13
- 239000005871 repellent Substances 0.000 claims description 13
- 238000009960 carding Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 abstract description 210
- 239000002344 surface layer Substances 0.000 abstract description 19
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000035699 permeability Effects 0.000 abstract description 10
- 238000009792 diffusion process Methods 0.000 abstract description 9
- 238000001223 reverse osmosis Methods 0.000 abstract description 5
- 238000005213 imbibition Methods 0.000 abstract description 4
- 230000008595 infiltration Effects 0.000 abstract description 4
- 238000001764 infiltration Methods 0.000 abstract description 4
- 230000008676 import Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 6
- 230000036541 health Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 206010020751 Hypersensitivity Diseases 0.000 description 2
- 208000026935 allergic disease Diseases 0.000 description 2
- 230000007815 allergy Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/04—Punching, slitting or perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The present invention discloses a kind of multilayer embossing non-woven fabrics, including hydrophobic layer, guide layer and hydrophilic layer, the guide layer is located between hydrophobic layer and hydrophilic layer, and guide layer is bonded with hydrophilic layer, hydrophobic layer and hydrophilic layer are bonded by way of pressing, and hydrophobic layer is equipped with concaveconvex shape.Invention additionally discloses a kind of production methods of multilayer embossing non-woven fabrics.Pass through this technique multilayer embossing non-woven fabrics produced, surface layer hydrophobic layer has the function of that unidirectional fast guiding, hydrophobic, recess portion are conducive to the sliding of liquid and seep diffusion, and convex portion advantageously reduces the contact area with human skin, enhance gas permeability, surface layer hydrophobic layer is made to keep dry and comfortable；Middle layer guide layer has the function of fast guiding, the moisture that can quickly import from surface layer, and moisture is imported in bottom；Bottom hydrophilic layer cooperates middle layer guide layer, has good promotion to the diffusion, infiltration, reverse osmosis of liquid.Apply the present invention in disposable sanitary articles, can be improved contact the dry-ness of skin surface, gas permeability, water imbibition and comfort.
Description
Technical field
The present invention relates to non-woven fabrics field, in particular to a kind of multilayer embossing non-woven fabrics and a kind of multilayer embossing
The production method of non-woven fabrics.
Background technique
Non-woven fabrics is to be made of fiber orient or random, is environment-friendly materials of new generation, is had moisture-proof, ventilative, soft
Tough, light, not combustion-supporting, easy the features such as decomposing, is nontoxic nonirritant, rich in color, cheap, recyclable, existing
It is widely applied in foundry industry.
Structure existing defects in existing non-woven fabrics, existing non-woven fabrics composition or be water repellent fiber cloth entirely or complete
It is hydrophilic fibers cloth, the non-woven fabrics of this kind of structure makes it lack comfort in use.And existing multi-layer nonwoven fabrics are more
Carried out with glue it is compound, if needing to not only increase additional material cost, and glue using a large amount of glue using glue
Water is a kind of chemical synthetic material, has certain harmful components volatility.It can be to production when in process of production or using
The health of person and user affect.
Summary of the invention
According to an aspect of the invention, there is provided multilayer embossing non-woven fabrics, including hydrophobic layer, guide layer and parent
Water layer, guide layer are located between hydrophobic layer and hydrophilic layer, and guide layer is bonded with hydrophilic layer, and hydrophobic layer and hydrophilic layer pass through pressing
Mode is bonded, and hydrophobic layer is equipped with concaveconvex shape.
In multilayer embossing non-woven fabrics provided by the invention, surface layer hydrophobic layer has unidirectional fast guiding, hydrophobic function
Can, recess portion is conducive to the sliding of liquid and seeps diffusion, and convex portion advantageously reduces the contact area with human skin, enhances gas permeability, makes
Surface layer hydrophobic layer keeps dry and comfortable；Middle layer guide layer has the function of fast guiding, the moisture that can quickly import from surface layer, and
And moisture is imported in bottom；Bottom hydrophilic layer cooperates middle layer guide layer, has well to the diffusion, infiltration, reverse osmosis of liquid
It is promoted.Apply the present invention in disposable sanitary articles, can be improved contact the dry-ness of skin surface, gas permeability, water suction
Property and comfort.
In some embodiments, the identical pin hole of shape is expired on hydrophobic layer, is covered on guide layer identical as pin hole position
And the first deflector hole of connection, identical as the first water conservancy diversion hole site and connection the second deflector hole is covered on hydrophilic layer.
The pin hole formed by way of punching as a result, pin hole are formed by concaveconvex shape and are conducive to hydrophobic layer to moisture
Carry out water conservancy diversion, the first deflector hole be conducive to guide layer to moisture carry out water conservancy diversion, the second deflector hole be conducive to hydrophilic layer to moisture into
Row absorbs.
In some embodiments, hydrophobic layer is the ES water repellent fiber cloth of 1.2D or 1.5D, and guide layer is the ES of 2D or 6D
Water repellent fiber cloth, hydrophilic layer are the ES hydrophilic fibers cloth of 2D or 6D.
Hydrophobic layer is that the surface layer of contact human body can using the ES water repellent fibrous layer of 1.2D or 1.5D as surface layer as a result,
The comfort of human contact is improved, and helps to improve the hydrophobic rate of hydrophobic layer；Guide layer is middle layer, and middle layer is mainly used for leading
Stream, using the ES water repellent fibrous layer of 2D or 6D as middle layer, can be improved diversion effect；Hydrophilic layer is bottom, and bottom is mainly used
It can be improved water-taking efficiency using the ES hydrophilic fibers layer of 2D or 6D as bottom in water suction.
In some embodiments, guide layer is wrapped in centre by hydrophobic layer and hydrophilic layer.
It is wrapped in intermediate guide layer as a result, during water conservancy diversion, moisture flow measurement can be prevented.
According to another aspect of the present invention, the production method of multilayer embossing non-woven fabrics, including multilayer are additionally provided
Embossing non-woven fabrics,
S1, guide layer is bonded with hydrophilic layer；
S2, hydrophobic layer is punched；
S3, it by the hydrophobic layer after punching and posts the hydrophilic layer of guide layer and presses.
In production method of the invention, after first being pasted guide layer and hydrophobic layer, then hydrophobic layer is punched, make it
Surface forms concaveconvex shape, finally pastes the hydrophobic layer after punching in a manner of pressing with the hydrophilic layer after guide layer is posted
It closes.The multilayer embossing non-woven fabrics produced by this way is bonded without any glue of use.So that this product is producing
In the process without any toxic gas, liquid is generated, the production feature of environmental protection is improved；And make this product in use, it will not
Due to chemical contact skin, and phenomena such as generate allergy, the safety in utilization of this product is improved.
In some embodiments, in step S2, hydrophobic layer is inputted between needle Kun and recessed Kun and is punched.
As a result, in S2 step, pressure hole is carried out to hydrophobic layer by needle Kun and pressure Kun, its surface is made to be covered with the consistent needle of shape
Hole, hydrophobic layer is with recessed Kun inflow subsequent processing after punching.
In some embodiments, the surface needle Kun is covered with syringe needle, and the recessed surface Kun, which is covered with, cooperates shrinkage pool with syringe needle, needle Kun with it is recessed
Kun engagement.
As a result, during recessed Kun and needle Kun is rotated, hydrophobic layer is perforated in pin hole and syringe needle cooperation, recessed Kun and needle
Kun makees pressing process, also makees feeding process, saves the energy, meet the requirement of environmental protection.
It in some embodiments, will be between the first pressure of hydrophilic layer input Kun and recessed Kun that guide layer be posted in step S3
It is pressed with hydrophobic layer after punching, the first pressure Kun and recessed Kun is tangent.
The first pressure Kun and recessed Kun presses the hydrophilic layer for posting guide layer with hydrophobic layer as a result, so that hydrophobic layer, leading
Fluid layer and hydrophilic layer sufficiently press, and because the recessed surface Kun is covered with shrinkage pool, so that hydrophobic layer, guide layer and hydrophilic layer are closely
It sticks together, and there is concave-convex sense.
It in some embodiments, will be between guide layer and the second pressure Kun of hydrophilic layer input and third pressure Kun in step S1
It is pressed, the second pressure Kun and third pressure Kun are tangent.
As a result, in step S1, the second pressure Kun and third pressure Kun press guide layer and hydrophilic layer, make guide layer and parent
Water layer fits closely.
In some embodiments, in step S1, guide layer and hydrophobic layer pass through the double carding process fittings of hot wind.
As a result, in step S1, the double carding processes of traditional hot wind also can be used with hydrophilic layer and be bonded for guide layer.
The invention has the benefit that by this technique multilayer embossing non-woven fabrics produced, surface layer hydrophobic layer tool
There are unidirectional fast guiding, hydrophobic function, recess portion is conducive to the sliding of liquid and seeps diffusion, and convex portion advantageously reduces and human skin
Contact area enhances gas permeability, and surface layer hydrophobic layer is made to keep dry and comfortable；Middle layer guide layer has the function of fast guiding, can be fast
The moisture that speed is imported from surface layer, and moisture is imported in bottom；Bottom hydrophilic layer cooperates middle layer guide layer, the expansion to liquid
It dissipates, permeate, reverse osmosis has good promotion.Apply the present invention in disposable sanitary articles, can be improved contact skin table
The dry-ness of face, gas permeability, water imbibition and comfort.And without using using glue to be bonded in production process, in life
The health of the producer and user will not be impacted in production or use process, improve the feature of environmental protection and safety of this product
Property.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the multilayer embossing non-woven fabrics of an embodiment of the present invention；
Fig. 2 is the A partial enlargement structural representation of Fig. 1；
Fig. 3 is the B partial enlargement structural representation of Fig. 1；
Fig. 4 is the planar structure schematic diagram of the process units of multilayer embossing non-woven fabrics shown in Fig. 1.
Figure label: 1- hydrophobic layer, 11- pin hole, 2- guide layer, the first deflector hole of 21-, 3- hydrophilic layer, the second water conservancy diversion of 31-
Hole, recessed Kun, the 43- first of 41- needle Kun 42- press Kun, 44- second that Kun, 45- third pressure the first accumulator of Kun, 46-, 47- second is pressed to store up
Glassware, 48- third accumulator.
Specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a kind of multilayer embossing non-woven fabrics of embodiment according to the present invention, including dredges
Water layer 1, guide layer 2 and hydrophilic layer 3, guide layer 2 are located between hydrophobic layer 1 and hydrophilic layer 3, and guide layer 2 and hydrophilic layer 3 paste
It closes, hydrophobic layer 1 and hydrophilic layer 3 are bonded by way of pressing, and hydrophobic layer 1 is equipped with concaveconvex shape.
In multilayer embossing non-woven fabrics provided by the invention, surface layer hydrophobic layer 1 has unidirectional fast guiding, hydrophobic function
Can, recess portion is conducive to the sliding of liquid and seeps diffusion, and convex portion advantageously reduces the contact area with human skin, enhances gas permeability, makes
Surface layer hydrophobic layer 1 keeps dry and comfortable；Middle layer guide layer 2 has the function of fast guiding, the moisture that can quickly import from surface layer,
And moisture is imported in bottom；Bottom hydrophilic layer 3 cooperates middle layer guide layer 2, has very to the diffusion, infiltration, reverse osmosis of liquid
Good promotion.Apply the present invention in disposable sanitary articles, can be improved contact the dry-ness of skin surface, gas permeability,
Water imbibition and comfort.
In conjunction with Fig. 1-3, in some embodiments, the identical pin hole 11 of shape is expired on hydrophobic layer 1, is covered on guide layer 2
Identical as 11 position of pin hole and connection the first deflector hole 21 is covered on hydrophilic layer 3 identical as 21 position of the first deflector hole and even
The second logical deflector hole 31.The pin hole 11 formed by way of punching, pin hole 11 be formed by concaveconvex shape be conducive to it is hydrophobic
1 pair of moisture of layer carries out water conservancy diversion, and the first deflector hole 21 is conducive to guide layer 2 and carries out water conservancy diversion to moisture, and the second deflector hole 31 is conducive to
Hydrophilic layer 3 absorbs moisture.
Preferably, hydrophobic layer 1 is 1.2D (danier) or the ES water repellent fiber cloth of 1.5D, and guide layer 2 is the ES of 2D or 6D
Water repellent fiber cloth, hydrophilic layer 3 are the ES hydrophilic fibers cloth of 2D or 6D.Hydrophobic layer 1 is the surface layer for contacting human body, using 1.2D or
The ES water repellent fibrous layer of 1.5D can be improved the comfort of human contact as surface layer, and help to improve the hydrophobic of hydrophobic layer 1
Rate；Guide layer 2 is middle layer, and middle layer is mainly used for water conservancy diversion, using the ES water repellent fibrous layer of 2D or 6D as middle layer, can be improved and lead
Flow effect；Hydrophilic layer 3 is bottom, and bottom is mainly used for absorbing water, using the ES hydrophilic fibers layer of 2D or 6D as bottom, Neng Gouti
High water absorption efficiency.
In conjunction with Fig. 1-3, guide layer 2 is wrapped in centre by hydrophobic layer 1 and hydrophilic layer 3.It is wrapped in intermediate guide layer 2, is being led
During stream, moisture flow measurement can be prevented.
In conjunction with Fig. 1-4, according to another aspect of the present invention, the producer of multilayer embossing non-woven fabrics is additionally provided
Method, including multilayer embossing non-woven fabrics, further include process units, and process units includes rack, needle Kun 41, recessed Kun 42, first
Press Kun 43, second that Kun 44 and third is pressed to press Kun 45, needle Kun 41, recessed Kun 42, first press Kun 43, second to press Kun 44 and third pressure
Kun 45 is rotatably arranged in rack.Recessed Kun 42 is located at the middle position of rack, and needle Kun 41 is located at the lower section of recessed Kun 42, and first
Pressure Kun 43 is located at the right side of recessed Kun 42, and the second pressure Kun 44 and third pressure Kun 45 are located at the lower right of recessed Kun 42, recessed Kun 42 and the
Two pressure Kun 44 are driven by different motors respectively.The left of needle Kun 41 is equipped with the first accumulator 46, and the first accumulator 46 is right
Hydrophobic layer 1 is answered, the water repellent fiber cloth of deposit 1.2D in the first accumulator 46.The lower section of second pressure Kun 44 and third pressure Kun 45 are set
There are the second accumulator 47 and a third accumulator 48, the second accumulator 47 and third accumulator 48 respectively correspond guide layer 2 and hydrophilic
Layer 3, the ES water repellent fiber cloth of the interior deposit 6D of the second accumulator 47, the ES hydrophilic fibers cloth of the interior deposit 6D of the second accumulator 47.
S1, guide layer 2 is bonded with hydrophilic layer 3, so that guide layer 2 posts above hydrophilic layer 3；
S2, hydrophobic layer 1 is punched, so that being covered with pin hole 11 on hydrophobic layer 1, so that 1 surface of hydrophobic layer forms bumps
Shape；
S3, it by the hydrophobic layer 1 after punching and posts the hydrophilic layer 3 of guide layer 2 and presses, on the hydrophobic layer 1 after punching
It is covered with pin hole 11 and forms sags and crests, the bumps in the bonding processes of hydrophobic layer 1, guide layer 2 and hydrophilic layer 3, on hydrophobic layer 1
Point squeezes the hydrophilic layer 3 after posting guide layer 2, so that being formed on guide layer 2 identical as 11 position of pin hole and connection
First deflector hole 21, so that forming identical as 21 position of the first deflector hole and connection the second deflector hole 31 on hydrophilic layer 3.
In production method of the invention, after being first bonded guide layer 2 and hydrophobic layer 1, then hydrophobic layer 1 beaten
Hole makes its surface form concaveconvex shape, finally by after punching hydrophobic layer 1 with post the hydrophilic layer 3 after guide layer 2 with pressing
Mode is bonded.The multilayer embossing non-woven fabrics produced by this way is bonded without any glue of use.So that this
Product without any toxic gas, liquid is generated, improves the production feature of environmental protection in process of production；And this product was being used
Cheng Zhong will not improve the safety in utilization of this product due to chemical contact skin, and phenomena such as generate allergy.
In conjunction with Fig. 4, in step S2, hydrophobic layer 1 is inputted between needle Kun 41 and recessed Kun 42 and is punched by the first accumulator 46.
During this, pressure hole is carried out to hydrophobic layer 1 by needle Kun 41 and pressure Kun, so that its surface is covered with the consistent pin hole 11 of shape, after punching
Hydrophobic layer 1 flows into subsequent processing with recessed Kun 42.
In conjunction with Fig. 4,41 surface needle Kun is covered with syringe needle, and recessed 42 surface Kun, which is covered with, cooperates shrinkage pool, needle Kun 41 and recessed Kun with syringe needle
42 engagements.During recessed Kun 42 and needle Kun 41 is rotated, hydrophobic layer 1 is perforated in pin hole 11 and syringe needle cooperation, recessed Kun 42
Make pressing process with needle Kun 41, also make feeding process, saves the energy, meet the requirement of environmental protection.
In conjunction with Fig. 4, in step S3, the second pressure Kun 44 and third pressure Kun 45 will post the input of hydrophilic layer 3 first of guide layer 2
It is pressed between pressure Kun 43 and recessed Kun 42 with hydrophobic layer 1 after punching, the first pressure Kun 43 and recessed Kun 42 is tangent.First pressure Kun 43 with
Recessed Kun 42 presses the hydrophilic layer 3 for posting guide layer 2 with hydrophobic layer 1, so that hydrophobic layer 1, guide layer 2 and hydrophilic layer 3
Sufficiently pressing.And because recessed 42 surface Kun is covered with shrinkage pool, so that hydrophobic layer 1, guide layer 2 and hydrophilic layer 3 closely stick together,
And there is concave-convex sense.
In conjunction with Fig. 4, in step S1, the second accumulator 47 and third accumulator 48 respectively input guide layer 2 and hydrophilic layer 3
It is pressed between second pressure Kun 44 and third pressure Kun 45, the second pressure Kun 44 and third pressure Kun 45 are tangent.In step S1, the second pressure
Kun 44 and third pressure Kun 45 press guide layer 2 and hydrophilic layer 3, fit closely guide layer 2 with hydrophilic layer 3.
In another embodiment, in step S1, guide layer 2 and hydrophobic layer 1 can also by the double carding processes of hot wind into
Row fitting.In step S1, guide layer 2 also can be used the double carding processes of traditional hot wind with hydrophilic layer 3 and is bonded.
The invention has the benefit that surface layer hydrophobic layer 1 has by this technique multilayer embossing non-woven fabrics produced
There are unidirectional fast guiding, hydrophobic function, recess portion is conducive to the sliding of liquid and seeps diffusion, and convex portion advantageously reduces and human skin
Contact area enhances gas permeability, surface layer hydrophobic layer 1 is made to keep dry and comfortable；Middle layer guide layer 2 has the function of fast guiding, can
The moisture quickly imported from surface layer, and moisture is imported in bottom；Bottom hydrophilic layer 3 cooperates middle layer guide layer 2, to liquid
Diffusion, infiltration, reverse osmosis have good promotion.Apply the present invention in disposable sanitary articles, can be improved contact skin
The dry-ness of skin surface, gas permeability, water imbibition and comfort.And without using using glue to be bonded in production process,
The health of the producer and user will not be impacted in production or use process, improve the feature of environmental protection and peace of this product
Quan Xing.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to protection model of the invention
It encloses.
Claims (10)
1. multilayer embossing non-woven fabrics, which is characterized in that described including hydrophobic layer (1), guide layer (2) and hydrophilic layer (3)
Guide layer (2) is located between hydrophobic layer (1) and hydrophilic layer (3), and the guide layer (2) is bonded with hydrophilic layer (3), the hydrophobic layer
(1) it is bonded by way of pressing with hydrophilic layer (3), the hydrophobic layer (1) is equipped with concaveconvex shape.
2. multilayer embossing non-woven fabrics according to claim 1, which is characterized in that full shape on the hydrophobic layer (1)
Identical pin hole (11) is covered with identical as pin hole (11) position and connection the first deflector hole (21), institute on the guide layer (2)
It states and is covered with identical as the first deflector hole (21) position and connection the second deflector hole (31) on hydrophilic layer (3).
3. multilayer embossing non-woven fabrics according to claim 1, which is characterized in that the hydrophobic layer (1) be 1.2D or
The ES water repellent fiber cloth of 1.5D, the guide layer (2) are the ES water repellent fiber cloth of 2D or 6D, and the hydrophilic layer (3) is 2D or 6D
ES hydrophilic fibers cloth.
4. multilayer embossing non-woven fabrics according to claim 1, which is characterized in that the guide layer (2) is by hydrophobic layer
(1) centre is wrapped in hydrophilic layer (3).
5. the production method of multilayer embossing non-woven fabrics, including any multilayer embossing nonwoven of claim 1-4
Cloth, which is characterized in that
S1, guide layer (2) is bonded with hydrophilic layer (3)；
S2, the hydrophobic layer (1) is punched；
S3, it by the hydrophobic layer (1) after punching and posts the hydrophilic layers (3) of guide layer (2) and presses.
6. according to the production method of claim 5 multilayer embossing non-woven fabrics, which is characterized in that in the step S2, by institute
It states and is punched between hydrophobic layer (1) input needle Kun (41) and recessed Kun (42).
7. according to the production method of claim 6 multilayer embossing non-woven fabrics, which is characterized in that needle Kun (41) surface cloth
Full syringe needle, recessed Kun (42) surface, which is covered with, cooperates shrinkage pool with syringe needle, and the needle Kun (41) is engaged with recessed Kun (42).
8. according to the production method of claim 7 multilayer embossing non-woven fabrics, which is characterized in that in the step S3, will paste
It sets and is pressed between the first pressure Kun (43) of hydrophilic layer (3) input of guide layer (2) and recessed Kun (42) with hydrophobic layer after punching (1)
It closes, first pressure Kun (43) and recessed Kun (42) are tangent.
9. according to the production method of claim 5 multilayer embossing non-woven fabrics, which is characterized in that in the step S1, by institute
It states and is pressed between guide layer (2) and the second pressure Kun (44) of hydrophilic layer (3) input and third pressure Kun (45), the second pressure Kun
(44) and third pressure Kun (45) is tangent.
10. according to the production method of claim 5 multilayer embossing non-woven fabrics, which is characterized in that described in the step S1
Guide layer (2) and hydrophobic layer (1) pass through the double carding process fittings of hot wind.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473094.9A CN109334143B (en) | 2018-12-04 | 2018-12-04 | Multilayer embossing non-woven fabric and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473094.9A CN109334143B (en) | 2018-12-04 | 2018-12-04 | Multilayer embossing non-woven fabric and production method thereof |
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| CN109334143A true CN109334143A (en) | 2019-02-15 |
| CN109334143B CN109334143B (en) | 2023-11-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344174A (en) * | 2019-06-27 | 2019-10-18 | 杭州诺邦无纺股份有限公司 | A kind of Combined water prick nonwoven cloth and preparation method thereof for personal hygiene nursing materials water suction surface layer |
| CN114232204A (en) * | 2021-12-23 | 2022-03-25 | 稳健医疗用品股份有限公司 | Composite non-woven fabric and preparation method and application thereof |
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