CN109589208A - A kind of preparation method of compound core body absorbing articles - Google Patents
A kind of preparation method of compound core body absorbing articles Download PDFInfo
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- CN109589208A CN109589208A CN201910010719.6A CN201910010719A CN109589208A CN 109589208 A CN109589208 A CN 109589208A CN 201910010719 A CN201910010719 A CN 201910010719A CN 109589208 A CN109589208 A CN 109589208A
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- absorbent cores
- surface layer
- core body
- compound core
- glue spraying
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- 150000001875 compounds Chemical group 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000002250 absorbent Substances 0.000 claims abstract description 106
- 230000002745 absorbent Effects 0.000 claims abstract description 105
- 239000002344 surface layer Substances 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 239000003292 glue Substances 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 32
- 230000035699 permeability Effects 0.000 claims abstract description 26
- 230000005660 hydrophilic surface Effects 0.000 claims abstract description 25
- 239000011347 resin Substances 0.000 claims description 24
- 229920005989 resin Polymers 0.000 claims description 24
- 239000004745 nonwoven fabric Substances 0.000 claims description 20
- 239000010410 layer Substances 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 3
- 239000011162 core material Substances 0.000 description 124
- 230000000694 effects Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
- A61F13/15642—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres by depositing continuous layers or pads of fibrous material on single sheets or webs
-
- 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
- A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
- A61F13/15634—Making fibrous pads between sheets or webs
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15747—Folding; Pleating; Coiling; Stacking; Packaging
-
- 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
- A61F13/15804—Plant, e.g. involving several steps
-
- 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
- A61F13/45—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 shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- 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
- A61F13/539—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 characterised by the connection of the absorbent layers with each other or with the outer layers
-
- 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
- A61F13/539—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 characterised by the connection of the absorbent layers with each other or with the outer layers
- A61F2013/53908—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 characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Botany (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The present invention relates to hygiene article sectors, more particularly to a kind of preparation method of compound core body absorbing articles, its key step includes: preparation liquid permeability surface layer, prepare compound core body, prepare opaque liquid bottom and the process that three is compound, the compound core body for preparing includes by the first absorbent cores, second absorbent cores are set to hydrophilic surface layer upper surface, apply the fixed glue in interval, compound the first absorbent cores are set in third absorbent cores lower surface glue spraying and by its, second absorbent cores upper surface, the package of hydrophilic surface layer material, overturning, cutting and speed-raising, finally again with liquid permeability surface layer, it is compound with opaque liquid bottom.
Description
Technical field
The present invention relates to disposable sanitary articles fields, and in particular to a kind of preparation method of compound core body absorbing articles.
Background technique
Traditional paper diaper mainly include liquid permeability surface layer, absorber and the opaque liquid that from top to bottom successively lamination is arranged
Bottom, for the absorber for absorbing and keeping body discharges liquid, liquid permeability surface layer is comfortable and dry for providing when contacting with body
Refreshing feeling, while liquid being allowed to pass freely through, into the absorber of lower layer, opaque liquid bottom will be for that will absorb liquid holding
In absorber, to prevent absorbed liquid from making the trousers of wearer dirty.
In the production process, material is mostly water-absorbing resin and villus to core in major part absorbing articles available on the market
The mixing of paddle, for core when absorbing excreta, the water-absorbing resin and villus paddle of core surface can be in first times to excreta
The water-absorbent material for being absorbed, but being present in inside core can not play its effect, cause assimilation effect bad, not can guarantee
Or the uptake of core is improved, and lead to the waste of production material.
As Chinese patent CN106510971A that the applying date is on October 28th, 2016 discloses a kind of compound core body and makes
With the disposable nursing amenities of the compound core body, comprising: surface layer, bottom and the first absorbed layer, first absorbed layer are set
It is placed between the surface layer and the bottom；Successively divide on first absorbed layer along its width direction have the first suction zones,
Channel region and the second suction zones；Contain in first suction zones and hydroscopic high-molecular resin in second suction zones, institute
It states channel region and includes villous paddle.
Absorbent cores are divided into multiple regions by the technical solution, water-absorbing resin and villus paddle subregion are arranged, but the structure
Still underlying core material can not be made to be fully utilized, both influences assimilation effect, there is also certain wastes.
Summary of the invention
Therefore, for the above content, the present invention provides a kind of preparation method of compound core body absorbing articles, by party's legal system
The product obtained can be obviously improved in existing absorbing articles the problem that core utilization rate is low, assimilation effect is poor.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
A kind of preparation method of compound core body absorbing articles, includes the following steps:
One, liquid permeability surface layer is prepared, the liquid permeability surface layer has the longitudinal direction extended along its length and indulges with described
To perpendicular transverse direction, the both lateral sides edge of liquid permeability surface layer upper surface is respectively equipped with lateral leakage protection edge, the liquid permeability
Longitudinal two lateral edges of surface layer upper surface are respectively equipped with anti-preceding leakage and rear leakage prevention edge；
Two, compound core body is prepared；
Three, opaque liquid bottom is prepared；
Four, liquid permeability surface layer, compound core body and opaque liquid bottom made from These steps are combined into one
Compound core body absorbing articles are made；
It is characterized in that, prepare the compound core body the following steps are included:
1), a hydrophilic surface layer material is conveyed in a continuous manner, during transportation to hydrophilic surface layer material
Upper surface carries out glue spraying processing；
2) the first absorbent cores and the second absorbent cores, are added in the hydrophilic surface layer material upper surface of step 1), described first inhales
It receives conveying direction of the core with the second absorbent cores along hydrophilic surface layer material to extend side by side, first absorbent cores and the second absorbent cores are horizontal
To 5~30mm of interval；First absorbent cores are made of with the second absorbent cores the mixture of villus paddle and water absorbing resin, wherein
The content of water-absorbing resin is 20~100g/m2, while to described during adding aforementioned first absorbent cores and the second absorbent cores
The mode that hydrophilic surface layer material takes negative-pressure adsorption to convey is conveyed；
3), the glue spraying on the hydrophilic surface layer material of step 2) first absorbent cores and the second absorbent cores compartment
3~8g/m2；
4), the third absorbent cores lower surface glue spraying being continuously conveyed one, glue spraying amount are 1~5g/m2；
5), the third absorbent cores after step 4 glue spraying are compounded in step 3) first absorbent cores and the second absorbent cores
Surface；
6), the hydrophilic surface layer material both lateral sides edge is folded inward upwards to wrap third absorbent cores；
7), along the conveying direction of the hydrophilic surface layer material, the material that hydrophilic surface layer material is wrapped up together with it
180 degree is overturn, so that hydrophilic surface layer folding of material part is located at lower surface；
8), the material by the hydrophilic surface layer material of step 7) together with its package cuts into single compound core body, and
Be conveyed speed be promoted to after linear velocity identical with liquid permeability surface layer carry out it is compound.
A further improvement is that: the preparation method of above-mentioned compound core body absorbing articles, the third absorbent cores of the step 5)
It is stacked gradually and is set by upper layer dust-free paper or non-woven fabrics or toilet paper, bulky nonwoven cloth and lower layer's dust-free paper or non-woven fabrics or toilet paper
It sets, at least one side of the bulky nonwoven cloth sprays water-absorbing resin.
A further improvement is that: the preparation method of above-mentioned compound core body absorbing articles, first inhales described in the step 2)
It receives core and the second absorbent cores lateral separation is 10~20mm.
A further improvement is that: the preparation method of above-mentioned compound core body absorbing articles, the glue spraying amount in the step 3) they are 4
~6g/m2。
A further improvement is that: the preparation method of above-mentioned compound core body absorbing articles, after the step 3) glue spraying, described
3~8g/m of glue spraying again on the hydrophilic surface layer material of first absorbent cores and the second absorbent cores compartment.
By using preceding solution, the beneficial effects of the present invention are: tradition mixes system with water-absorbing resin by villus paddle
Core have the advantages that its own infiltration rate is fast, diversion effect is good, while also having that reverse osmosis amount is relatively large, core intensity
Low weakness；Especially when using compound core body structure, villus paddle and the water-absorbing resin mixture of low square of grammes per square metre are shaping
Show highly unstable when linear velocity is more than 400 per minute when with transfer, this is because traditional core stripping technology
And caused by conveying technique.The present invention changes traditional moulding process, and it is raw to propose a kind of completely different compound core body
Production method first forms the villus paddle of low square of grammes per square metre and the first absorbent cores and the second absorbent cores of water-absorbing resin composition, passes through
Controlling its online stroke reduces the first absorbent cores and answers third absorbent cores under the premise of the second absorbent cores online exposure duration
It closes, whole again after entire compound core body package to turn, such compound core body has taken into account conventional absorbent core and third
The advantages of absorbent cores, and its advantage is kept by aforementioned production technology and is extended on product.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of absorbing articles made from the embodiment of the present invention；
Fig. 2 is absorbing articles structural schematic diagram made from the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of compound core body made from the embodiment of the present invention.
Specific embodiment
Carry out the embodiment that the present invention will be described in detail below with reference to specific embodiment, how skill is applied to the present invention whereby
Art means solve technical problem, and the realization process for reaching technical effect can fully understand and implement.
Embodiment discloses a kind of preparation method of compound core body absorbing articles, includes the following steps:
One, liquid permeability surface layer 1 is prepared, the liquid permeability surface layer has the longitudinal direction extended along its length and indulges with described
To perpendicular transverse direction, the both lateral sides edge of 1 upper surface of liquid permeability surface layer is respectively equipped with lateral leakage protection edge, the liquid permeability
Longitudinal two lateral edges of 1 upper surface of surface layer are respectively equipped with anti-preceding leakage and rear leakage prevention edge；
Two, compound core body 3 is prepared；
Three, opaque liquid bottom 2 is prepared；
Four, liquid permeability surface layer 1, compound core body 3 and opaque liquid bottom 2 made from These steps are combined into one
Compound core body absorbing articles are made in body；
Other steps other than abovementioned steps two belong to well-known technique, it will be apparent to those skilled in that knowing it
Structure and corresponding preparation method, therefore for conventional partial, it will not be described here, is only described in detail and prepares the compound core body 3
The step of, it is specific as follows:
1), a hydrophilic nonwoven fabrics 34 are conveyed in a continuous manner, during transportation to hydrophilic nonwoven fabrics 34
Upper surface carries out glue spraying processing and forms glue spraying layer c1；
2), in 34 upper surface of the hydrophilic nonwoven fabrics of step 1) addition absorbent cores 31 and absorbent cores 32, the absorbent cores 31 with
Absorbent cores 32 extend side by side along the conveying direction of hydrophilic nonwoven fabrics 34, the absorbent cores 31 and 32 lateral separation 10mm of absorbent cores,
The absorbent cores 31 are made of with absorbent cores 32 mixture of villus paddle and water-absorbing resin, and wherein the content of water-absorbing resin is
50g/m2, while negative pressure adsorption equipment is equipped in the lower surface of hydrophilic nonwoven fabrics 34 to carry out negative-pressure adsorption conveying to it, make to shell
Synchronous and indeformable, this step is kept during high speed exercise with water-absorbing resin from the villus paddle on hydrophilic nonwoven fabrics 34
In, the lateral separation of the absorbent cores 31 and absorbent cores 32 between 5~30mm be all it is feasible, square grammes per square metre of absorbent cores is lower
, the lateral separation of the two is smaller, on the contrary then larger；The sizes of absorbing articles is big, and the lateral separation value of the two can
With relatively larger, the object of the invention can be realized.The content of water-absorbing resin is then relatively flexible, while to take into account
The water-absorbing resin that absorbent cores 33 are included in subsequent step 4) subtracts as far as possible under the premise of guaranteeing entire compound core body uptake
The additive amount of few water-absorbing resin is to reduce cost, negative pressure adsorption equipment system well-known technique.
3), the glue spraying shape on the hydrophilic nonwoven fabrics 34 of step 2) the absorbent cores 31 and 32 compartment a of absorbent cores
At glue spraying layer c3, glue spraying amount is 4g/m2, while the glue spraying 8g/m again on the basis of glue spraying layer c32, the glue spraying twice of this step
It is line glue rather than spiral glue.
4) absorbent cores 33, are added in the absorbent cores of step 3) 31 and 32 upper surface of absorbent cores；This step is paid particular attention to
: for the absorbent cores 33 being continuously conveyed first in its lower surface glue spraying, glue spraying amount is 4g/m2, and absorbent cores 33 are then combined to suction
The upper surface of core 31 and absorbent cores 32 is received, this step is different from traditional way, because of the mixture of villus paddle and water-absorbing resin
Be not suitable for glue spraying, it is therefore desirable to which progress glue spraying is hydrophilic so as to compound with absorbent cores 31, absorbent cores 32 in the lower surface of absorbent cores 33
Non-woven fabrics 34 is from the position of addition absorbent cores 31 and absorbent cores 32 to the position of addition absorbent cores 33, physics in the production line
Distance is no more than 100cm, it means that the distance of the addition roller of absorbent cores 33 or the diameter of transition roller and glue spraying is controlled, with
It controls absorbent cores 31 and 32 upper surface of absorbent cores online exposure duration is no more than 0.4 second；
5) 34 both lateral sides of hydrophilic nonwoven fabrics, are wrapped into absorbent cores 33 along being folded inward upwards (with reference to Fig. 3)；
6), along the conveying direction of hydrophilic nonwoven fabrics 34, the material that hydrophilic nonwoven fabrics 34 are wrapped up together with it is overturn
180 degree, so that 34 folded portion of hydrophilic nonwoven fabrics is located at lower surface；
7), the material by the hydrophilic nonwoven fabrics of step 6) 34 together with its package cuts into single compound core body, and
It is conveyed speed and is promoted to after linear velocity identical with liquid permeability surface layer 1 and carry out compound, the speed promotion is in composite core
The linear velocity of conveying device is increased to linear velocity identical with liquid permeability surface layer 1 by the cutter downstream of body.
Abovementioned steps 4) in, absorbent cores 33 by upper layer dust-free paper 331, bulky nonwoven cloth 333 and lower layer's dust-free paper 332 successively
It is stacked, the bulky nonwoven cloth 333 is equipped with water-absorbing resin, can be only in the bulky nonwoven cloth 333 in production
Upper setting absorbing resin material, due to the design feature of the bulky nonwoven cloth, after the absorbent cores 33 molding, water-absorbing resin
Gap thereon can be passed through by the upper end of bulky nonwoven cloth 333 and enter inside, the upper layer dust-free paper 331, lower layer in this step without
Non-woven fabrics can be used in dirt paper 332 or toilet paper replaces, and the purpose of the present invention equally may be implemented.
Have in previous embodiment, lateral separation, absorbent cores 31 and absorbent cores 32 including absorbent cores 31 and absorbent cores 32
The glue spraying amount of lateral separation part, glue spraying amount of 33 upper surface of absorbent cores etc. be all in limited range it is feasible, it is whole
Thinking be that actual conditions when being used according to product and bonding effect determine.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of compound core body absorbing articles as made from preceding method, including liquid permeability surface layer
1, opaque liquid bottom 2 and set on compound core body 3 between the two, defining the liquid permeability surface layer has along width direction
Transverse direction and longitudinal direction alongst, be equipped with positioned at the liquid permeability surface layer 1 of 3 both lateral sides of compound core body anti-
Edge 4 is leaked, the compound core body 3 includes absorbent cores 31, absorbent cores 32, absorbent cores 33 and hydrophilic nonwoven fabrics 34, the absorption
Core 31 and absorbent cores 32 are between the upper surface of the absorbent cores 33, the transverse direction of the absorbent cores 31 and absorbent cores 32 between the two
It is 10mm every a, the both lateral sides edge of the hydrophilic nonwoven fabrics 34 is folded inward to wrap the absorbent cores 31, absorbent cores downwards
32 and absorbent cores 33, the absorbent cores 31, absorbent cores 32 be made of the mixture of villus paddle and water-absorbing resin；The absorbent cores
33 are cascading by upper layer dust-free paper 331, bulky nonwoven cloth 333 and lower layer's dust-free paper 332, the bulky nonwoven cloth
Spray water-absorbing resin in about 333 two surfaces.
Although specifically showing and describing the present invention in conjunction with preferred embodiment, those skilled in the art should be bright
It is white, it is not departing from the spirit and scope of the present invention defined by the appended claims, it in the form and details can be right
The present invention makes a variety of changes, and is protection scope of the present invention.
Claims (5)
1. a kind of preparation method of compound core body absorbing articles,
One, prepare liquid permeability surface layer, the liquid permeability surface layer have the longitudinal direction that extends along its length and with longitudinal phase
The both lateral sides edge of vertical transverse direction, liquid permeability surface layer upper surface is respectively equipped with lateral leakage protection edge, the liquid permeability surface layer
Longitudinal two lateral edges of upper surface are respectively equipped with anti-preceding leakage and rear leakage prevention edge；
Two, compound core body is prepared；
Three, opaque liquid bottom is prepared；
Four, liquid permeability surface layer, compound core body and opaque liquid bottom made from These steps are combined into one obtained
Compound core body absorbing articles；
It is characterized in that, prepare the compound core body the following steps are included:
1), a hydrophilic surface layer material is conveyed in a continuous manner, during transportation to the upper table of hydrophilic surface layer material
Face carries out glue spraying processing；
2) the first absorbent cores and the second absorbent cores, first absorbent cores, are added in the hydrophilic surface layer material upper surface of step 1)
Conveying direction with the second absorbent cores along hydrophilic surface layer material extends side by side, between first absorbent cores and the second absorbent cores transverse direction
Every 5~30mm；First absorbent cores are made of with the second absorbent cores the mixture of villus paddle and water absorbing resin, wherein absorbing water
The content of resin is 20~100g/m2, while to described hydrophilic during adding aforementioned first absorbent cores and the second absorbent cores
The mode that surface material takes negative-pressure adsorption to convey is conveyed；
3), on the hydrophilic surface layer material of step 2) first absorbent cores and the second absorbent cores compartment glue spraying 3~
8g/m2；
4), the third absorbent cores lower surface glue spraying being continuously conveyed one, glue spraying amount are 1~5g/m2；
5) the third absorbent cores after step 4 glue spraying, are compounded in step 3) first absorbent cores and the second absorbent cores upper surface；
6), the hydrophilic surface layer material both lateral sides edge is folded inward upwards to wrap third absorbent cores；
7), along the conveying direction of the hydrophilic surface layer material, the material that hydrophilic surface layer material is wrapped up together with it is overturn
180 degree, so that hydrophilic surface layer folding of material part is located at lower surface；
8), material by the hydrophilic surface layer material of step 7) together with its package cuts into single compound core body, and by its
Conveying speed be promoted to after linear velocity identical with liquid permeability surface layer carry out it is compound.
2. the preparation method of compound core body absorbing articles according to claim 1, it is characterised in that: the of the step 5)
Three absorbent cores by upper layer dust-free paper or non-woven fabrics or toilet paper, bulky nonwoven cloth and lower layer's dust-free paper or non-woven fabrics or toilet paper according to
Secondary to be stacked, at least one side of the bulky nonwoven cloth sprays water-absorbing resin.
3. the preparation method of compound core body absorbing articles according to claim 1, it is characterised in that: above-mentioned steps 2) in institute
It states the first absorbent cores and the second absorbent cores lateral separation is 10~20mm.
4. the preparation method of compound core body absorbing articles according to claim 1 or 2 or 3, it is characterised in that: above-mentioned steps
3) the glue spraying amount in is 4~6g/m2。
5. the preparation method of compound core body absorbing articles according to claim 1 or 2 or 3, it is characterised in that: above-mentioned steps
3) after glue spraying, on the hydrophilic surface layer material of first absorbent cores and the second absorbent cores compartment again glue spraying 3~
8g/m。
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