CN103892966A - Absorption product with core of double-layer structure and manufacturing method of absorption product - Google Patents
Absorption product with core of double-layer structure and manufacturing method of absorption product Download PDFInfo
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- CN103892966A CN103892966A CN201410155535.6A CN201410155535A CN103892966A CN 103892966 A CN103892966 A CN 103892966A CN 201410155535 A CN201410155535 A CN 201410155535A CN 103892966 A CN103892966 A CN 103892966A
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- fluffy
- absorptive core
- absorbent article
- core
- thin slice
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- 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
-
- 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
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- 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
- A61F13/534—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 an inhomogeneous composition through the thickness of the pad
- A61F13/535—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 an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
- A61F13/536—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 an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes having discontinuous areas of compression
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- 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
- A61F2013/530131—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 being made in fibre but being not pulp
- A61F2013/530379—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 being made in fibre but being not pulp comprising mixtures of fibres
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention belongs to the field of personal hygienic products, and discloses an absorption product with a core of a double-layer structure and a manufacturing method of the absorption product. The absorption product comprises a fluid permeability surface layer, a non-fluid-permeability bottom layer and the absorption core between the fluid permeability surface layer and the non-fluid-permeability bottom layer, wherein the absorption core comprises an upper layer and a lower layer; the upper layer is a double-combed and double-formed fluffy sheet; the fluffy sheet of the upper layer is divided into a dense surface and a fluffy surface; the lower layer of the absorption core is a dense sheet; the fluffy surface of the fluffy sheet and the dense sheet of the lower layer are bonded together; macromolecule water-absorbing particles or fibers of the absorption core are evenly distributed between the fluffy surface and the dense sheet of the lower layer. The absorption product has the advantages of being capable of rapidly absorbing liquid and diffusing liquid, good in air permeability and good in closed-fit performance.
Description
Technical field
The present invention relates to personal hygiene article field, be specifically related to a kind of absorbent article and manufacture method thereof of double-decker core body.
Background technology
The absorptive core of the absorbent article of selling in the market, as shown in Figure 1, is generally made up of fluffy non-woven fabrics 2, macromolecule water uptake granule (SAP) 3, upper and lower hot melt adhesive layer 4, the closely knit thin slice 5 in upper strata of the closely knit thin slice 1 of lower floor, medial support structures.Also there is part manufacturer to do trickle adjustment to absorptive core, as in Fig. 1 structure, change the kind of upper and lower layer cladding material, replace dust-free paper with wet-strength paper or the spunbond cloth of hydrophilic, or adjust the proportioning etc. of SAP in absorptive core.Conventionally also have manufacturer on absorptive core, to suppress grid or striped, make absorber seem more closely thinner, make surperficial water conservancy diversion better effects if.But, in the actual process that uses above absorbent product, often there is following several drawback:
1, as shown in Figure 2, the SAP of absorptive core is glued on upper and lower two-layer dust-free paper mostly, and upper and lower layering is obvious.This core body runs into after urine, and upper strata macromolecule absorbs rapidly expansion, causes gel blockage, has a strong impact on double absorption speed, causes the dry and comfortable property in top layer to decline.
2, the upper and lower layer of absorptive core is all bonding by PUR and middle fluffy non-woven fabrics, if applying glue is few, PUR adheres to SAP, makes the closely knit thin slice of the closely knit thin slice in upper strata and lower floor cannot be bonding with fluffy non-woven fabrics, causes loose layer of absorptive core, cannot produce; If applying glue is many, can between dust-free paper and fluffy non-woven fabrics, form the glue-line that one deck blocks water, affect infiltration rate.
3, absorptive core width is fixed, make product after crotch wider, baby dress after very uncomfortable, easily form O shape lower limb.
Summary of the invention
For solving the problems of the technologies described above, the present invention proposes a kind of liquid and can absorb rapidly absorbent article and the manufacture method thereof of diffusion, good permeability, double-decker core body that property next to the skin is good.
The technical scheme that the present invention deals with problems is: a kind of absorbent article of double-decker core body; comprise liquid permeability top layer, opaque liquid bottom and the absorptive core between liquid permeability top layer and opaque liquid bottom; described absorptive core comprises upper and lower two-layer; upper strata is the fluffy thin slice of one deck of the two molding of two combings; the fluffy thin slice in this upper strata is divided into closely knit and fluffy; closely knit can stop tiny macromolecule water uptake granule and fiber to pass through, and prevents that tiny macromolecule water uptake granule or fiber from spilling.Fluffy can be held macromolecule water uptake granule and fiber; Absorptive core lower floor is the closely knit thin slice that hydrophilic, diffusibility are strong, and the fluffy face of the closely knit thin slice of lower floor and described fluffy thin slice is bonded together, and the macromolecule water uptake granule of absorptive core or fiber are evenly distributed between fluffy and the closely knit thin slice of lower floor.
In technique scheme, closely knit of the fluffy thin slice in described absorptive core upper strata and the component of fluffy can be the same or different, preferably different component; For making fluffy to be unlikely to separate with closely knit holding after macromolecule water uptake granule or fiber, the peeling force between closely knit and fluffy is more than 0.4N/25mm.
In technique scheme, be to increase hydrophilic, the cellulose fibre that the fluffy face of the fluffy thin slice in absorptive core upper strata contains good hydrophilic property, as viscose rayon etc.Meanwhile, fluffy of the fluffy thin slice in absorptive core upper strata is the mixed structure of fine denier fiber and high-denier-fibre, and fine denier fiber is in order to increase the capillarity of fluffy imbibition, and high-denier-fibre is beneficial to the stereochemical structure that maintains whole fluffy.
In technique scheme, the closely knit sheeting of absorptive core lower floor is dust-free paper or wet-strength paper or nonwoven cloth material, preferably dust-free paper material.
In technique scheme, at absorptive core middle part, be longitudinally provided with two short groovings along absorptive core, short grooving vertically runs through the upper and lower surface of absorptive core, forms drain passage.In wearing process, the absorptive core of short grooving both lateral sides can up turn down, whole absorptive core self-assembling formation splayed, and the baby contour of more fitting design, prevents from forming O shape lower limb.
In technique scheme, between liquid permeability top layer and absorptive core, be provided with guide layer, be beneficial to conduction diffusion liquid.
In order to increase the structural strength of absorptive core, and prevent that in absorptive core, macromolecule water uptake granule enters guide layer and is penetrated into top layer, the upper and lower surface of absorptive core is provided with hydrophilic clad.
Correspondingly, the present invention also provides the manufacture method of the absorbent article of this double-decker core body, comprises the steps:
(a) fiber is carried out to shredding respectively on two openers, and on two carding machines, carry out combing respectively;
(b) then respectively the fiber of two carding machine combings is paved into closely knit and fluffy;
(c) send into baking oven by closely knit of laying net for shaping with fluffy face and carry out thermoforming, thereby form the two fluffy thin slices of molding of two combings;
(d) SAP is spread in uniform in to fluffy of the two fluffy thin slices of molding of two combings by dispenser, and by horizontal vibration, SAP is entered in fluffy;
(e) closely knit prefabricated lower floor thin slice and the fluffy face of the two fluffy thin slices of molding of two combings are carried out bonding, formed absorptive core;
(f) afterwards that liquid permeability top layer, opaque liquid bottom is bonding with absorptive core respectively, make the absorbent article of double-decker core body.
In the manufacture method of the absorbent article of above-mentioned double-decker core body, preferably, also be included in described step (e) with (f) absorptive core middle part, along absorptive core longitudinally, the upper and lower surface of vertical absorptive core carries out that penetrability is short cuts, and forms drain passage.
Preferably, also comprise hydrophilic clad is bonded in to the upper and lower surface of absorptive core in described step (e) with (f).
Preferably, also comprise guide layer is bonded between liquid permeability top layer and absorptive core in described step (e) with (f).
In the manufacture method of the absorbent article of above-mentioned double-decker core body, the method for the bonding employing described in step (e) is glue bond method or heat bonding method.
Remarkable result of the present invention is:
1. owing to having designed double-deck absorptive core, after imbibition, spread toward both sides from lower floor's hydrophilic, closely knit thin slice that diffusibility is strong, finally evenly absorbed by macromolecule water uptake granule or fiber; And the fluffy thin slice in upper strata of absorptive core is to be bonded by thermal into type, not applying glue can not form the glue-line that blocks water.So the liquid on absorbent article liquid permeability top layer oozes under fast, makes moist area little, absorbent article top layer is dryer and comfortableer, there is no damp after wearing, can avoid occurring diaper rash.
2. at absorptive core middle part, be longitudinally provided with two short groovings along absorptive core, form drain passage, accelerated rate of liquid aspiration and liquid diffusion.Meanwhile, in the time that absorbent article both sides are squeezed, the absorptive core of short grooving both lateral sides can up turn down, overall self-assembling formation splayed, the baby contour of more fitting.After dressing, between absorbent article top layer and skin, produce an areola, air can form convection current along cavity, and the harmful gas that drained liquid evaporates can be discharged rapidly, is difficult for skin to cause damage.
3, macromolecule water uptake granule is uniformly distributed in the two fluffy thin slices of molding of two combings, does not occur lamination, can not cause upper strata macromolecule to absorb the rear gel blockage of expansion, so little on follow-up rate of liquid aspiration impact.
Brief description of the drawings
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the structural representation of known technology absorbent article.
Fig. 2 is the structural representation after the imbibition of known technology absorbent article.
Fig. 3 is the absorbent article sectional view of double-decker core body of the present invention.
Fig. 4 is the two fluffy thin slice schematic cross-sections of molding of the two combings of absorbent article of the present invention.
Splayed schematic cross-section when Fig. 5 is absorbent article wearing of the present invention.
Splayed top view when Fig. 6 is absorbent article wearing of the present invention.
Fig. 7 is schematic cross-section after absorbent article core body of the present invention imbibition.
Fig. 8 is the manufacture method flow chart of the absorbent article of double-decker core body of the present invention.
Wherein, the closely knit thin slice of 1-lower floor, the fluffy non-woven fabrics of 2-, 3-macromolecule water uptake granule, 4-hot melt adhesive layer, the closely knit thin slice in 5-upper strata, the two fluffy thin slices of molding of the two combings of 6-, the hydrophilic clad of 7-, 8-guide layer, 9-liquid permeability top layer, 10-opaque liquid bottom, the short grooving of 11-, closely knit of 61-, fluffy of 62-.
Detailed description of the invention
As shown in Fig. 3～7, a kind of absorbent article of double-decker core body, comprise liquid permeability top layer 9, opaque liquid bottom 10 and the absorptive core between liquid permeability top layer and opaque liquid bottom, described absorptive core comprises upper and lower two-layer, upper strata is the two fluffy thin slices 6 of molding of the two combings of one deck, the fluffy thin slice in this upper strata is divided into closely knit 61 and fluffy 62, and closely knit 61 different with the component of fluffy 62, can stop for closely knit 61 tiny macromolecule water uptake granule 3 and fiber to pass through, prevent that tiny macromolecule water uptake granule 3 or fiber from spilling.Can hold macromolecule water uptake granule 3 and fiber for fluffy 62.For making fluffy 62 to be unlikely to separate with described closely knit 61 holding after macromolecule water uptake granule 3 or fiber, the peeling force control between closely knit 61 and fluffy 62 is 0.4N/25mm;
Absorptive core lower floor is the strong closely knit thin slice of hydrophilic, diffusibility that dust-free paper is made, fluffy 62 of the closely knit thin slice of lower floor 1 and the two fluffy thin slices 6 of molding of described pair of combing is bonded together by hot melt adhesive layer 4, the macromolecule water uptake granule 3 of absorptive core or fiber be evenly distributed on fluffy 62 and the closely knit thin slice 1 of lower floor between;
As shown in Figure 5, Figure 6, at absorptive core middle part, be longitudinally provided with two short groovings 11 along absorptive core, short grooving 11 vertically runs through the upper and lower surface of absorptive core, forms drain passage.In wearing process, the absorptive core of short grooving 11 both lateral sides can up turn down, whole absorptive core self-assembling formation splayed, and the baby contour of more fitting design, prevents from forming O shape lower limb;
Between liquid permeability top layer 9 and absorptive core, be provided with guide layer 8, be beneficial to conduction diffusion liquid;
In order to increase the structural strength of absorptive core, and prevent that in absorptive core, macromolecule water uptake granule 3 enters guide layer 8 and is penetrated into top layer, the upper and lower surface of absorptive core is provided with hydrophilic clad 7.
Its technological process of production as shown in Figure 8, first fiber is carried out to shredding respectively on two openers, and on two carding machines, carry out combing respectively, then respectively the good fiber of combing is paved into closely knit 61 and fluffy 62, send into baking oven by closely knit of laying net for shaping with fluffy face and carry out thermoforming, form the two fluffy thin slices 6 of molding of two combings;
Then, by dispenser, SAP is spread in uniform in to fluffy 62 of the two fluffy thin slices of molding of two combings, and by horizontal vibration, SAP is entered in fluffy, afterwards the logical gluing machine spray gun of closely knit prefabricated lower floor thin slice 1 is added after PUR in its surface spray, carry out bonding with fluffy 62 of the two fluffy thin slices 6 of molding of two combings, fiber on fluffy 62 is pressed together on the closely knit thin slice 1 of lower floor by roll, has formed absorptive core.
Afterwards, at absorptive core middle part, along absorptive core longitudinally, the upper and lower surface of vertical absorptive core carries out that penetrability is short cuts, and forms drain passage.And hydrophilic clad 7 is bonded in to the upper and lower surface of absorptive core, guide layer 8 is bonded between liquid permeability top layer and absorptive core.
Finally that liquid permeability top layer 9, opaque liquid bottom 10 is bonding with absorptive core respectively, make the absorbent article of double-decker core body.
The absorbent article of double-decker core body of the present invention and the embodiment of manufacture method thereof have more than been described, but each invention is not limited to above-mentioned embodiment, can carry out appropriate change:
For example, fluffy 62 can be added a certain proportion of cellulose fibre as required, to increase hydrophilic;
Also can be by fluffy 62 mixed structure that is made for fine denier fiber and high-denier-fibre, fine denier fiber is in order to increase the capillarity of fluffy imbibition, and high-denier-fibre is beneficial to the stereochemical structure that maintains whole fluffy.
For another example, closely knit thin slice 1 material of absorptive core lower floor can be selected wet-strength paper or nonwoven cloth material.
Same, its some processing step also can be selected different processing methods, for example: on fluffy 62 of the two fluffy thin slices of molding of two combings after uniform broadcasting SAP, can, by closely knit thin slice 1 horizontal transmission simultaneously of fluffy thin slice and lower floor to hot roll, roll by hot roll high temperature dot the formation absorptive core that is bonded together.
Claims (10)
1. the absorbent article of a double-decker core body, comprise liquid permeability top layer, opaque liquid bottom and the absorptive core between liquid permeability top layer and opaque liquid bottom, it is characterized in that: described absorptive core comprises, lower two-layer, upper strata is the fluffy thin slice of one deck of the two molding of two combings, the fluffy thin slice in this upper strata is divided into closely knit and fluffy, absorptive core lower floor is closely knit thin slice, fluffy of described fluffy thin slice is bonded together with the closely knit thin slice of lower floor, the macromolecule water uptake granule of absorptive core or fiber are evenly distributed between fluffy and the closely knit thin slice of lower floor.
2. absorbent article according to claim 1, is characterized in that: the peeling force between closely knit and fluffy of the fluffy thin slice on described absorptive core upper strata is more than 0.4N/25mm.
3. absorbent article according to claim 1, is characterized in that: at absorptive core middle part, be longitudinally provided with two short groovings along absorptive core, short grooving vertically runs through the upper and lower surface of absorptive core, forms drain passage.
4. absorbent article according to claim 1, is characterized in that: fluffy the mixed structure for fine denier fiber and high-denier-fibre of the fluffy thin slice in absorptive core upper strata.
5. absorbent article according to claim 1, is characterized in that: the cellulose fibre that the fluffy face of the fluffy thin slice in absorptive core upper strata contains good hydrophilic property.
6. absorbent article according to claim 1, is characterized in that: the upper and lower surface of absorptive core is provided with hydrophilic clad.
7. absorbent article according to claim 1, is characterized in that: between liquid permeability top layer and absorptive core, be provided with guide layer.
8. a manufacture method for the absorbent article of double-decker core body described in claim 1, is characterized in that comprising the steps:
(a) fiber is carried out to shredding respectively on two openers, and on two carding machines, carry out combing respectively;
(b) then respectively the fiber of two carding machine combings is paved into closely knit and fluffy;
(c) send into baking oven by closely knit of laying net for shaping with fluffy face and carry out thermoforming, thereby form the two fluffy thin slices of molding of two combings;
(d) SAP is spread in uniform in to fluffy of the two fluffy thin slices of molding of two combings by dispenser, and by horizontal vibration, SAP is entered in fluffy;
(e) closely knit prefabricated lower floor thin slice and the fluffy face of the two fluffy thin slices of molding of two combings are carried out bonding, formed absorptive core;
(f) afterwards that liquid permeability top layer, opaque liquid bottom is bonding with absorptive core respectively, make the absorbent article of double-decker core body.
9. the manufacture method of the absorbent article of double-decker core body according to claim 8, it is characterized in that: be also included in described step (e) with (f) absorptive core middle part, along absorptive core longitudinally, the upper and lower surface of vertical absorptive core carries out that penetrability is short cuts, and forms drain passage.
10. the manufacture method of the absorbent article of double-decker core body according to claim 8, it is characterized in that: also comprise hydrophilic clad is bonded in to the upper and lower surface of absorptive core in described step (e) with (f), guide layer is bonded between liquid permeability top layer and absorptive core.
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| CN201410155535.6A CN103892966B (en) | 2014-04-18 | 2014-04-18 | A kind of absorbent article of double-decker core body and manufacture method thereof |
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| CN201410155535.6A CN103892966B (en) | 2014-04-18 | 2014-04-18 | A kind of absorbent article of double-decker core body and manufacture method thereof |
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| CN103892966B CN103892966B (en) | 2016-02-17 |
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| CN104367419A (en) * | 2014-12-11 | 2015-02-25 | 天津市中科健新材料技术有限公司 | Composite absorbent paper for absorbent sanitation products and preparation method and application of composite absorbent paper |
| CN104382695A (en) * | 2014-12-11 | 2015-03-04 | 天津市中科健新材料技术有限公司 | Composite water absorbent paper for absorbent product, preparation method and application of composite water absorbent paper |
| CN105250083A (en) * | 2015-11-25 | 2016-01-20 | 天津市中科健新材料技术有限公司 | Composite water-absorbent paper for absorbency hygiene products |
| CN105266975A (en) * | 2015-11-25 | 2016-01-27 | 天津市中科健新材料技术有限公司 | Composite absorbent health product absorbent paper manufacturing method |
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| CN113089187A (en) * | 2021-02-21 | 2021-07-09 | 金大付 | Medical long fiber non-woven fabric preparation device and method |
| CN113171229A (en) * | 2021-04-14 | 2021-07-27 | 四川淑洁护理用品有限公司 | Imbibition core apparatus for producing |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104382695A (en) * | 2014-12-11 | 2015-03-04 | 天津市中科健新材料技术有限公司 | Composite water absorbent paper for absorbent product, preparation method and application of composite water absorbent paper |
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| CN105266975A (en) * | 2015-11-25 | 2016-01-27 | 天津市中科健新材料技术有限公司 | Composite absorbent health product absorbent paper manufacturing method |
| CN105380752A (en) * | 2015-11-25 | 2016-03-09 | 天津市中科健新材料技术有限公司 | Composite absorbent paper for absorbency product and preparing method thereof |
| CN105266975B (en) * | 2015-11-25 | 2018-12-07 | 天津市中科健新材料技术有限公司 | A kind of preparation method of absorbent sanitary product composite absorbent paper |
| CN107595487A (en) * | 2017-10-20 | 2018-01-19 | 浙江代喜卫生用品有限公司 | A kind of paper diaper Water-absorption core body and its manufacturing process with stealthy diversion function |
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| CN109453003A (en) * | 2018-11-13 | 2019-03-12 | 上海护理佳实业有限公司 | The compound lateral guide layer and preparation method and spill-preventive breast pad of a kind of spill-preventive breast pad |
| CN109355807A (en) * | 2018-12-11 | 2019-02-19 | 湖南康程护理用品有限公司 | Non-woven fabrics, production method and absorptive core |
| WO2020177772A1 (en) * | 2019-03-01 | 2020-09-10 | 滕州市华宝卫生制品有限公司 | Composite absorbent core and preparation process therefor, and absorbent article |
| CN111991605A (en) * | 2020-09-30 | 2020-11-27 | 泉州市嘉佰利卫生材料有限公司 | Production process of ice-cold sanitary towel |
| CN111991605B (en) * | 2020-09-30 | 2022-05-24 | 泉州市嘉佰利卫生材料有限公司 | Production process of ice-cold sanitary towel |
| CN112515859A (en) * | 2020-11-30 | 2021-03-19 | 福建恒安集团有限公司 | Sanitary towel containing convex core and preparation method thereof |
| CN112515859B (en) * | 2020-11-30 | 2022-09-09 | 福建恒安集团有限公司 | Sanitary towel containing convex core and preparation method thereof |
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