CN106726168A - The liquid absorbent wick and its preparation technology of a kind of network - Google Patents
The liquid absorbent wick and its preparation technology of a kind of network Download PDFInfo
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- CN106726168A CN106726168A CN201710138410.6A CN201710138410A CN106726168A CN 106726168 A CN106726168 A CN 106726168A CN 201710138410 A CN201710138410 A CN 201710138410A CN 106726168 A CN106726168 A CN 106726168A
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- 230000002745 absorbent Effects 0.000 title claims abstract description 29
- 239000002250 absorbent Substances 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims description 10
- 238000005516 engineering process Methods 0.000 title claims description 9
- 239000000463 material Substances 0.000 claims abstract description 23
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 239000011347 resin Substances 0.000 claims abstract description 20
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 11
- 150000003839 salts Chemical class 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 238000000855 fermentation Methods 0.000 claims description 6
- 230000004151 fermentation Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 230000002269 spontaneous effect Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 241000050051 Chelone glabra Species 0.000 claims description 3
- 235000011201 Ginkgo Nutrition 0.000 claims description 3
- 235000008100 Ginkgo biloba Nutrition 0.000 claims description 3
- 244000194101 Ginkgo biloba Species 0.000 claims description 3
- 240000007058 Halophila ovalis Species 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 3
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 241000727913 Parthenocissus tricuspidata Species 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000171 lavandula angustifolia l. flower oil Substances 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 29
- 239000010410 layer Substances 0.000 description 82
- 210000002700 urine Anatomy 0.000 description 27
- 239000006096 absorbing agent Substances 0.000 description 15
- 239000004744 fabric Substances 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- 229920003002 synthetic resin Polymers 0.000 description 10
- 239000002952 polymeric resin Substances 0.000 description 9
- 229920002521 macromolecule Polymers 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000002390 adhesive tape Substances 0.000 description 5
- 238000002791 soaking Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229920000247 superabsorbent polymer Polymers 0.000 description 3
- 229920002785 Croscarmellose sodium Polymers 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 240000001085 Trapa natans Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- -1 propylene acyl Amine Chemical class 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 235000009165 saligot Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention discloses a kind of liquid absorbent wick of network, the core body includes the network support frame being fabricated from a flexible material, high hydroscopic resin is filled with the mesh of network support frame, guide layer is attached with below network support frame, lower nonwoven layer is attached with below guide layer, nonwoven layer is attached with above network support frame.The liquid absorbent wick manufacturing process of network is：Closed guide layer using melt viscosity in lower nonwoven layer, the network support frame that property material is made is bonded on guide layer again, granular high hydroscopic resin is filled into the mesh of network support frame, then upper nonwoven layer is bonded on network support frame using PUR.The mode that the liquid absorbent wick and its manufacturing process of the network feed between being spread in the sparse hole of non-woven fabrics instead of traditional utilization is fluffy, improves the uptake of paper diaper, reduces the consumption of PUR, shortens the production cycle.
Description
Technical field
The present invention relates to sanitary care article technical field, specifically, be related to a kind of liquid absorbent wick of network and
Its preparation technology.
Background technology
The structure of paper diaper or nappy, typically including permeable top layer, t gas-permeable, liquid-impermeable bottoms, in this two-layer
Between set absorber be used to absorb urine.The absorber of existing paper diaper or nappy includes multi-layer absorber layer, common
Absorbing layer material has wood pulp, bulked paper, non-woven fabrics etc., and its material is typically dry, when urine penetrates into absorbed layer, by
In wet and not have wet part not have poor, therefore the service condition of absorber can not be identified, mothers only have armrest to touch to judge that paper is urinated
The wet degree of urine of trousers is to decide whether to be changed to baby, and such way is very unhygienic, also very inconvenient.
In order to solve this problem, a kind of improved absorber is then occurred in that, its upper absorbed layer table in former absorber
Face increases covering layer of non-woven fabric absorbed layer, upper absorption layer surface is covered in for example with nonwoven layer, when urine penetrates into suction
During acceptor, the permeable top layer of paper diaper surface layer can be sticked on non-woven fabrics absorbed layer, and then is shown from permeable top layer
A piece of to soak trace, the size that such mothers can just be manifested by soaking trace directly tells the wet feelings of urine from appearance
Condition, but, this discriminating fashion is not very handy, because have soaking trace nonwoven layer against permeable top layer, no matter absorbing
Body is wet or not wet, and nonwoven layer is soaked trace and more or less can all be displayed through permeable top layer, and causing can not be very
Clearly distinguish and judge that absorber urinates wet degree, thus using effect is not very good, also, from the appearance of paper diaper
The service condition of absorber can not be observed, but needs often to open paper diaper, the situation wet to observe urine, to mother
It is all very inconvenient with for baby.
Occurred in that a kind of high-grade paper urine that absorber service condition can be found from the direct sight of the appearance of paper diaper again later
Trousers, it is to be coated with a kind of chemical substance for being called aobvious urine adhesive tape in the opaque liquid bottom inwall of paper diaper, when aobvious urine adhesive tape
When touching urine, it just has and soaks trace, so, through paper diaper bottom can just observe directly absorber whether by
Urine is wet.There is Railway Project in this paper diaper：First, what aobvious urine adhesive tape was coated to is local very limited, and it is in that bar shaped is distributed in
In the local area of bottom inwall, if the infiltration position of urine is not located at aobvious urine adhesive tape, just does not see having at all and soak trace
Change, the judgement for making mistake is done so as to be easily caused mothers；Secondly, expensive aobvious urine adhesive tape is which increased, improves product
The manufacturing cost of product, and manufacture craft is also relative complex, therefore, its high cost is expensive, and being unfavorable for promoting on a large scale makes
With.
In addition, absorptive core in the market, mainly by upper strata non-woven fabrics, the sparse loft non-woven cloth composition in middle level,
Granular polymer resin layer, lower nonwoven cloth is fixed via PUR and formed.
The advantage of the structure is to mix rows of core body compared with wood pulp and super absorbent resin, and paper diaper after absorption, will not
There is the displacement of large area, solve the fixed form of polymer resin layer, while preventing polymer resin layer to go out after absorbing
Existing large area displacement, makes paper diaper that tomography is presented, and acts the problem for sticking together and is resolved.
Although there is bottleneck in production efficiency there is provided the fixed form of new polymer resin layer in this structure,
Have the disadvantage that：
(1) polymer resin layer cannot be even into puffy nonwoven layer so that in the fabrication process for uniform point
Cloth must once be broadcasted sowing in tow sides, increase the production cycle.
(2) because polymer resin layer need to be dispensed to loft non-woven cloth, using the sparse characteristic macromolecule of fluffy cloth with
Machine is entered inside fluffy cloth by gap, works as speed of production>During 100m/min, polymer resin layer cannot smoothly enter fluffy
Inside non-woven fabrics so that when coordinating high-speed production lines to produce can only first prefabricated absorptive core, then be discharged to high-speed production lines and enter
Row production, further increases the production cycle.
(3) because the local density of polymer resin layer is than more random, local density is too high to cause core body locally to occur
Gel blocking phenomenon, reduces high molecular utilization rate.
(4) be scheduled on macromolecular solid on the fiber of paulin pine cloth by the substantial amounts of PUR of easy action need of polymer resin layer,
Improve manufacturing cost.
The content of the invention
It is an object of the present invention to overcome defect present in prior art, there is provided a kind of to replace traditional utilization fluffy
, be spread in graininess macromolecule resin in grid using network structure by the mode fed between being spread in the sparse hole of non-woven fabrics,
To improve being uniformly distributed for macromolecule resin, the uptake of paper diaper is improved, reduces the consumption of PUR, shorten the production cycle,
The manufacturing cycle of paper diaper absorptive core is further shorten, a kind of net of the production cost of paper diaper industry core body urine pants is reduced
The liquid absorbent wick of lattice structure.
To achieve the above object, the technical scheme is that designing a kind of liquid absorbent wick of network, the core body
Including the network support frame being fabricated from a flexible material, high hydroscopic resin is filled with the mesh of network support frame,
Guide layer is attached with below network support frame, lower nonwoven layer is attached with below guide layer, in network
Nonwoven layer is attached with above support frame.
Preferred technical scheme is that the network support frame that the flexible material is made is to be passed through with fluffy state non-woven fabrics
The network support frame that hot melt shaping is made.
Preferred technical scheme also has, and the network support frame that the flexible material is made is by being molded into silica gel
The network support frame of shape.
Further preferred technical scheme is that the mesh in the network support frame is rectangle, or is rhombus, or is
Hexagon, or be circle, or be triangle, or be any combination of above-mentioned shape.
Preferred technical scheme also has, the network support frame and guide layer, guide layer and lower nonwoven layer and net
It is Nian Jie integral using adhesive between lattice structural supporter and upper nonwoven layer.
Preferred technical scheme also has, and the guide layer includes upper and lower two-layer water suction lining paper layer, and centre is Time of Fluff Slurry and virtue
The mixture layer of fragrant salt.
Further preferred technical scheme also has, and the fragrant salt contains following material composition：Spontaneous fermentation salt, rice embryo
Bud, sea grass, lavender oil, the root of large-flowered skullcap, Boston ivy, ginkgo leaf.
Further preferred technical scheme also has, and the spontaneous fermentation salt is by 800 DEG C of high-temperature process.
Further preferred technical scheme also has, and the fragrant salt is according to 25g/m2Ratio mix with Time of Fluff Slurry.
It is another object of the present invention to overcome defect present in prior art, there is provided a kind of to replace traditional profit
With the fluffy mode for being spread in and feeding between the sparse hole of non-woven fabrics, graininess macromolecule resin is spread in net using network structure
In lattice, to improve being uniformly distributed for macromolecule resin, the uptake of paper diaper is improved, reduce the consumption of PUR, shorten production
In the cycle, the manufacturing cycle of paper diaper absorptive core is further shorten, reduce the production cost of paper diaper industry core body urine pants
A kind of preparation technology for producing network liquid absorbent wick.
To realize another purpose, the technical scheme is that designing a kind of preparation work of the liquid absorbent wick of network
Skill, the preparation technology is comprised the technical steps that：
The first step, is closed guide layer in lower nonwoven layer using melt viscosity；
Second step, then the network support frame that property material is made is bonded on guide layer；
3rd step, granular high hydroscopic resin is filled into the mesh of network support frame；
4th step, then upper nonwoven layer is bonded on network support frame using PUR.
The advantages of the present invention are：Due to the high-hydroscopicity being filled with the liquid absorbent wick of network
Resin particle, when urine is penetrated on absorber, soaks particle and absorbs urine and expand, and volume becomes big, when absorbing urine
Containing soak trace particle expansion into it is a piece of when, will show and soak trace through upper absorbed layer and lower absorbed layer, and then from paper
The trace that soaks that the top layer or bottom of urine pants can be clearly observed absorber changes, without urinating wet place, high water absorption
Property resin particle is still within drying regime, and it soaks trace will not display through absorbed layer；Therefore, mothers can be accurate
Ground judges that paper diaper urinate wet situation according to the size for having the absorber for soaking trace, and it is possible to directly from paper urine
The bottom of trousers is observed and soaks trace change, easy to use, and erroneous judgement will not occur.The traditional utilization of replacement shown in simultaneously is fluffy to spread
, be spread in graininess macromolecule resin in grid using network structure by the mode that cloth feeds between the sparse hole of non-woven fabrics, with
Being uniformly distributed for macromolecule resin is improved, the uptake of paper diaper is improved, the consumption of PUR is reduced, shortens the production cycle, entered
One step shortens the manufacturing cycle of paper diaper absorptive core, reduces the production cost of paper diaper industry core body urine pants.In addition, described
Core body also has raising speed of production, shortens the production cycle, reduces PUR consumption, improves the utilization rate of high exhaustion,
Not discontinue, reduces core body manufacture cost and other advantages.
Wherein described high hydroscopic resin (Super Absorbent Polymer, SAP) is a kind of new function macromolecule
Material.With hydrophilic radical, largely can absorb moisture and it is swelling can maintain the synthetic resin that moisture does not outflow, such as starch connects
Branch Acrylates, graft acrylamide, high substituted degree cross-linked carboxymethyl cellulose, cross-linked carboxymethyl cellulose grafted propylene acyl
Amine, cross-linking type hydroxyethyl cellulose graft acrylamide polymer etc., can typically absorb equivalent to more than 100 times of resin volume
Moisture, highest water absorption rate up to more than 1000%, generally as medical material, industrially also use by such as diaper, sanitary napkin
Make loss circulation material.
Brief description of the drawings
Fig. 1 is the cross-sectional cut-away structural representation of the liquid absorbent wick of the outstanding network of the present invention；
Fig. 2 is the structural representation of guide layer in the liquid absorbent wick for hanging network of the invention.
In figure：1st, lower nonwoven layer；2nd, guide layer；21st, upper water suction lining paper layer；22nd, lower water suction lining paper layer；23、；3rd, mix
Body layer；3rd, network support frame；4th, graininess high hydroscopic resin；5th, upper nonwoven layer.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the invention is further described.Following examples are only
For clearly illustrating technical scheme, and can not be limited the scope of the invention with this.
As shown in figure 1, the present invention is a kind of liquid absorbent wick of network, the core body includes what is be fabricated from a flexible material
Network support frame 3, is filled with granular high hydroscopic resin 4, in network in the mesh of network support frame 3
Guide layer 2 is attached with below support frame 3, lower nonwoven layer 1 is attached with below guide layer 2, in network support frame 3
Above be attached with nonwoven layer 5.
The preferred embodiment of the invention be the network support frame 3 that the flexible material is made be with fluffy state without
Cloth is spun by heating the network support frame 3 that shaping is made.There is structure soft texture using fluffy state nonwoven cloth material, easily
In processing and manufacturing, the features such as with low cost.And process is simple is formed with using hot melt, the features such as production efficiency is high.
The preferred embodiment of the invention also has, and the network support frame 3 that the flexible material is made is logical with silica gel
Cross the network support frame 3 of die forming.Also there is structure soft texture using silica gel material, it is easy to fabricate, cost
Cheap the features such as.And there is process is simple using die forming, the features such as production efficiency is high.
Further preferred embodiment of the present invention is that the mesh in the network support frame 3 is rectangle, or is water chestnut
Shape, or be hexagon, or be circle, or be triangle, or be any combination of above-mentioned shape.The shape of mesh can be any
Planform, the size of mesh can be according to being actually needed any even its size.
The preferred embodiment of the invention also has, the network support frame 3 and guide layer 2, guide layer 2 and lower nonwoven
It is Nian Jie integral using adhesive between layer of cloth 1 and network support frame 3 and upper nonwoven layer 5.By the way of bonding
Each layer is linked into an integrated entity with simple to operate, the features such as being connected firmly.Viscose glue can be coated whole station in the street in bonding
On, it is also possible to viscose glue is only coated on several trochanterions at edge and middle part.
As shown in Fig. 2 the preferred embodiment of the invention also has, the guide layer 2 includes upper and lower two-layer water suction lining paper layer
21st, 22, centre is Time of Fluff Slurry and the mixture layer 23 of fragrant salt.
The absorber 3 includes upper absorbed layer 31, lower absorbed layer 32 and positioned at central absorbent layer 33 between the two, described
The Super Absorbent Polymer Particles being uniform-distribution with central absorbent layer 33.
Further preferred embodiment of the present invention also has, and the fragrant salt contains following material composition：Spontaneous fermentation salt,
Rice germ, sea grass, lavender oil, the root of large-flowered skullcap, Boston ivy, ginkgo leaf.
The further preferred scheme of the present invention also has, and the spontaneous fermentation salt is by 800 DEG C of high-temperature process.
The further preferred scheme of the present invention also has, and the fragrant salt is according to 25g/m2Ratio and Time of Fluff Slurry mix
Close.
In the prior art, this Super Absorbent Polymer Particles often use SAP particles, and SAP materials are a kind of water insoluble and have
The high molecular polymer of machine solvent, its water absorbing capacity is powerful, and with excellent water retention property, water absorption is generally up to itself weight
500~2000 times of amount, it is hydrogel that it is swelling immediately after absorbing water, and can tightly be pinned moisture.It is highly suitable to be applied for paper
In urine pants.
It is uniform-distribution with after SAP particles in central absorbent layer 23, when urine is penetrated on absorber, SAP particles are fast
Speed absorbs urine and expands, and volume becomes big, particle expansion into it is a piece of when, will manifest through upper absorbed layer 21 and lower absorbed layer 22
Out, permeable top layer 1, opaque liquid bottom 2 and then from paper diaper can be observed change, without absorbing urine
SAP particles then will not be displayed and soak trace through upper absorbed layer 21 and lower absorbed layer 22；Therefore, mothers can hold very much
Judge that paper diaper urinate wet situation according to the size for soaking trace area easily and exactly.
Another technical scheme of the invention is to design a kind of preparation technology of the liquid absorbent wick of network, the preparation
Technique is comprised the technical steps that：
The first step, is closed guide layer in lower nonwoven layer using melt viscosity；
Second step, then the network support frame that property material is made is bonded on guide layer；
3rd step, granular high hydroscopic resin is filled into the mesh of network support frame；
4th step, then upper nonwoven layer is bonded on network support frame using PUR.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, on the premise of the technology of the present invention principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of liquid absorbent wick of network, it is characterised in that the core body includes the network being fabricated from a flexible material
Support frame, is filled with high hydroscopic resin in the mesh of network support frame, is attached with below network support frame
Guide layer, is attached with lower nonwoven layer below guide layer, and nonwoven layer is attached with above network support frame.
2. the liquid absorbent wick of network as claimed in claim 1, it is characterised in that the grid knot that the flexible material is made
Structure support frame is by heating the network support frame that shaping is made with fluffy state non-woven fabrics.
3. the liquid absorbent wick of network as claimed in claim 1, it is characterised in that the grid knot that the flexible material is made
Structure support frame is the network support frame by die forming with silica gel.
4. the liquid absorbent wick of network as claimed in claim 2 or claim 3, it is characterised in that in the network support frame
Mesh be rectangle, or be rhombus, or be hexagon, or be circle, or be triangle, or be any combination of above-mentioned shape.
5. the liquid absorbent wick of network as claimed in claim 1, it is characterised in that the network support frame and water conservancy diversion
Layer, it is Nian Jie integral using adhesive between guide layer and lower nonwoven layer and network support frame and upper nonwoven layer.
6. the liquid absorbent wick of network as claimed in claim 1, it is characterised in that the guide layer includes that upper and lower two-layer is inhaled
Water lining paper layer, centre is Time of Fluff Slurry and the mixture layer of fragrant salt.
7. the liquid absorbent wick of network as claimed in claim 6, it is characterised in that the fragrant salt contain following raw material into
Point：Spontaneous fermentation salt, rice germ, sea grass, lavender oil, the root of large-flowered skullcap, Boston ivy, ginkgo leaf.
8. the liquid absorbent wick of network as claimed in claim 7, it is characterised in that the spontaneous fermentation salt is by 800 DEG C
High-temperature process.
9. the liquid absorbent wick of the network as described in claim 6 to 8 any one, it is characterised in that the fragrant salt is pressed
According to 25g/m2Ratio mix with Time of Fluff Slurry.
10. a kind of preparation technology of the liquid absorbent wick of network as claimed in claim 1, it is characterised in that the preparation work
Skill is comprised the technical steps that：
The first step, is closed guide layer in lower nonwoven layer using melt viscosity；
Second step, then the network support frame that property material is made is bonded on guide layer；
3rd step, granular high hydroscopic resin is filled into the mesh of network support frame；
4th step, then upper nonwoven layer is bonded on network support frame using PUR.
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| CN116942880A (en) * | 2023-06-16 | 2023-10-27 | 广东美登新材料科技有限公司 | Ultrathin absorption core with diversion function and preparation method thereof |
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Application publication date: 20170531 |