CN206391092U - A kind of high diffusivity absorptive core and the absorbent article containing the high diffusivity absorptive core - Google Patents

A kind of high diffusivity absorptive core and the absorbent article containing the high diffusivity absorptive core Download PDF

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CN206391092U
CN206391092U CN201620939774.5U CN201620939774U CN206391092U CN 206391092 U CN206391092 U CN 206391092U CN 201620939774 U CN201620939774 U CN 201620939774U CN 206391092 U CN206391092 U CN 206391092U
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absorptive core
layer
liquid
high diffusivity
absorbed layer
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张铭德
刘榕城
段宇锋
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Fujian Angel Health Products Co Ltd
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Fujian Angel Health Products Co Ltd
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Abstract

The utility model is related to a kind of high diffusivity absorptive core and the absorbent article using the high diffusivity absorptive core, the absorptive core that the high diffusivity absorptive core includes is by dust-free paper surface layer, at least include that upper absorbed layer and lower absorbed layer are combined built-up two layers of absorbed layer layer by layer and dust-free paper bottom is from top to bottom composited, the absorbed layer is with mutually interspersed by fiber, winding, the built-up fibrillar meshwork structure layer of obvolvent, it is fitted together between fiber mesh in fibrillar meshwork structure layer, the absorbed layer for being fixed with high hydroscopic resin particle and constituting, its design feature is to be provided with least one liquid longitudinal diffusion diversion channel slot composition on the high diffusivity absorptive core, the liquid longitudinal diffusion diversion channel slot is in engraved structure, and at least run through the bottom surface of upper strata absorbed layer vertically down from the surface of upper strata absorbed layer, absorbent article can be prevented effectively from use because leaking problem after liquid absorption or the bad side for causing to produce of diffusion.

Description

A kind of high diffusivity absorptive core and the absorbent article containing the high diffusivity absorptive core
Technical field
The utility model is related to disposable absorbent article field, especially sets a kind of high diffusivity absorptive core and containing height expansion Dissipate the absorbent article of absorptive core.
Background technology
In general, baby's absorbent article includes baby paper diaper, nappy, Tolaku etc., there is multilayer material composition, Including inner surface material, absorbing material etc..As the improvement of people's living standards, due to baby paper diaper have it is easy to carry, The advantage of clean hygiene, therefore, the application of paper diaper for infant are more and more extensive.Baby's absorbent article increasingly be particular about comfortably with Practicality, the application of baby's absorbent article facilitates people and fosters baby.
It is more thick and heavy due to result in paper diaper using traditional technique, come inconvenient to infant's active belt, and when long Between use easily rise stick together, tomography, therefore be easily expressed to the crotch of infant, made troubles to infant's activity, while The health care belt of infant is endangered, the healthy growth of infant is influenceed.In order to which baby's dress is more comfortable, occur being inhaled by bulky Receive situation of the material to ultra-thin absorbent excessive material.But it is due to the characteristics of ultrathin products have lighter and thinner, more comfortable, therefore More and more welcomed by the people.
However, ultrathin products in the market are multifarious, it is various in style, but the spy due to ultra-thin absorbent core body in itself Property, therefore, with many defects.Such as, the easy side leakage of ultrathin products result in using conventional technique, while longitudinal diffusion is poor, The actual use performance of the absorptive core is have impact on, and is easily caused baby's erythema etc..In order to improve this kind of situation, notification number A kind of pectination multilayer absorbent core body, including ultra-thin multilayer are each provided for CN203244508U, CN103300975B patent Comb teeth-shaped structure inside absorptive core and core body, each layer of absorber layers are longitudinally arranged with reference on fibrous structure plies by some Absorber bar composition, apart have interval between absorber bar, this, which is spaced in, forms longitudinal pectinate texture on absorptive core, its Achievable paper diaper become more frivolous, while paper diaper form U-shaped stereochemical structure after absorbing liquid, personal effect is more preferable, And prevent urine to both sides horizontal proliferation, preferably dredge urine so that urine is walked and absorbed toward longitudinal direction, reduce side The possibility of leakage, prevents urine from being oozed out from leg both sides.But, aforementioned publication is only set in the longitudinal side of absorptive core There is pectinate texture, although the technical scheme can promote the longitudinal diffusion of urine to a certain extent, but due to constituting absorber bar Super Absorbent Polymer Particles there is the characteristics of specific surface area is big, infiltration rate is fast, therefore, once urine stream touches high-hydroscopicity tree Fat particle surface, i.e., stored by Super Absorbent Polymer Particles, meanwhile, Super Absorbent Polymer Particles will expand after absorbing urine, High hydroscopic resin colloid after expansion will be got into, migrate to the comb teeth-shaped structure of fibrous structure plies, super absorbent resin Grain colloid is filled in the comb teeth-shaped structure as water conservancy diversion, and the tacky phenomenon of colloid surface, colloid obstruction easily occurs existing As it is difficult to spread apart to come again to cause follow-up urine.In order to improve the problem of prior art is present, the utility model is using a kind of Special absorptive core overcomes such technical problem.
The content of the invention
It is that to provide the purpose of this utility model to be exactly be to provide a kind of high diffusivity absorbent cores that the purpose of this utility model, which is exactly, Body and the absorbent article using the high diffusivity absorptive core, the pressure that can not only solve to produce after expanding because of absorptive core imbibition are led The problem of absorbability of absorptive core declines is caused, and longitudinal diffusion of the liquid inside absorptive core, effectively solution can be promoted The problem of absorption and low diffusivity of certainly existing absorptive core and absorbent article, it is prevented effectively from because of liquid absorption or spreads bad Problem is leaked after causing the side produced.
In order to realize above-mentioned target, the technical solution adopted in the utility model is:A kind of high expansion described in the utility model Absorptive core is dissipated, the high diffusivity absorptive core is overlapped layer by layer by dust-free paper surface layer, at least including upper absorbed layer with lower absorbed layer Built-up two layers of absorbed layer and dust-free paper bottom is from top to bottom composited, and the upper absorbed layer or lower absorbed layer are with by fibre Dimension is mutually interspersed, winding, the built-up fibrillar meshwork structure layer of obvolvent, fiber mesh in fibrillar meshwork structure layer it Between the embedded, absorbed layer that is fixed with high hydroscopic resin and constitutes, its design feature is the high diffusivity absorptive core by absorbent cores Body and at least one liquid longitudinal diffusion diversion channel slot composition, the absorptive core is around liquid longitudinal diffusion diversion channel slot Around, the liquid longitudinal diffusion diversion channel slot be in engraved structure, and at least from the surface of upper strata absorbed layer vertically to Run through the bottom surface of upper strata absorbed layer down;The longitudinal length of the liquid longitudinal diffusion diversion channel slot is less than high diffusivity absorptive core Longitudinal length.
As further preferred scheme, the liquid longitudinal diffusion diversion channel slot is in interruption or continuous groove;Institute State liquid longitudinal diffusion diversion channel slot for arc, V-type, long strip type, W types, X-type and it is cross in one kind, liquid longitudinal direction Diffusing baffle groove is preferably arc.
As further preferred scheme, the liquid longitudinal diffusion diversion channel slot is from the surface of upper absorbed layer along Vertical Square To the bottom surface downward through lower absorbed layer, until contradicting dust-free paper bottom.
It is used as further preferred scheme, dust-free paper of the liquid longitudinal diffusion diversion channel slot from high diffusivity absorptive core Surface layer runs through the bottom surface of upper absorbed layer vertically down, until contradicting the surface of lower absorbed layer.
As further preferred scheme, the liquid longitudinal diffusion diversion channel slot is from from the dustless of high diffusivity absorptive core Paper layer runs through the bottom surface of lower absorbed layer vertically down, until contradicting or penetrating dust-free paper bottom.
As further preferred scheme, the upper shed width of the liquid longitudinal diffusion diversion channel slot is 1-30mm.
As further preferred scheme, it is in continuous long strip type groove or V that the liquid longitudinal diffusion diversion channel slot, which is, Type groove, the length of the groove is 50-450mm;The liquid longitudinal diffusion diversion channel slot is the long strip type groove in interruption Or V-groove, the length of the groove is 5-200mm.
As further preferred scheme, the absorbed layer is mutually to be interted by hot-melt fiber, fluff pulp fibers, twined Around the built-up composite fibre network structure layer of, obvolvent, the hot-melt fiber grid in composite fibre network structure layer Between, between fluff pulp fibers or be fixed with high hydroscopic resin particle between hot-melt fiber and fluff pulp fibers and constitute Absorbed layer.
The utility model also provides a kind of absorbent article, and the absorbent article contains foregoing high diffusivity absorptive core, The absorbent article include liquid permeability surface layer, opaque liquid bottom, and by high diffusivity absorptive core be arranged at liquid permeability surface layer with Between opaque liquid bottom.
The beneficial effect that the utility model is realized:High diffusivity absorptive core of the present utility model is provided with engraved structure Liquid longitudinal diffusion diversion channel slot, it has excellent longitudinal diffusion and permeance property, can not only solved because of absorptive core imbibition The pressure produced after expansion causes the problem of absorbability of absorptive core declines, and can promote liquid inside absorptive core Longitudinal diffusion, therefore, using the high diffusivity absorptive core as absorbent article absorptive core, can effectively solve it is existing absorb system The absorption of product and diffusivity are low, be prevented effectively from absorbent article in use because liquid absorption or spread it is bad cause produce Side after leak problem.
Brief description of the drawings
Fig. 1 is the structural representation of the high diffusivity absorptive core of embodiment 1.
Fig. 2 is the A-A schematic cross-sectional views of Fig. 1 high diffusivity absorptive core.
Fig. 3 is the structural representation of the high diffusivity absorptive core of embodiment 2.
Fig. 4 is the B-B schematic cross-sectional views of Fig. 3 high diffusivity absorptive core.
Fig. 5 is the structural representation of the high diffusivity absorptive core of embodiment 3.
Fig. 6 is the C-C schematic cross-sectional views of Fig. 5 high diffusivity absorptive core.
Fig. 7 is the structural representation of the high diffusivity absorptive core of embodiment 4.
Fig. 8 is the D-D schematic cross-sectional views of Fig. 7 high diffusivity absorptive core.
Fig. 9 is the structural representation of the high diffusivity absorptive core of embodiment 5.
Figure 10 is the E-E schematic cross-sectional views of arc liquid longitudinal diffusion diversion channel slot in Fig. 9.
Figure 11 is a kind of structural representation of absorbent article containing high diffusivity absorptive core of embodiment 6.
Figure 12 is the F-F schematic cross-sectional views of Fig. 9 absorbent article.
Embodiment
In order to make further understanding to the utility model, term in text is defined as follows:
Term " absorbent article " refers to the excreta for absorbing and accommodating people(Urine, excrement, menses)Article, category once Sex hygiene articles for use, i.e. hygienic articles, which absorb liquid, to be tended to saturation or not to be used after containing the excessive thing such as excrement class, and is entered The article of garbage reclamation processing system, including baby paper diaper, baby diaper, baby Tuo La trousers, two-piece type baby Tuo La trousers, Adult diaper, adult's nappy etc..
Term " liquid permeability surface layer " refers to hot-melt fiber and is handled by surface hydrophilicity and have excellent permeability to liquid Non-woven cloth, including liquid permeability surface layer, liquid permeability guide layer.
In order to make further understanding to the utility model, it is explained in conjunction with accompanying drawing.
Embodiment 1
As shown in accompanying drawing 1, Fig. 2, the absorptive core 1 of the present embodiment is absorbed by dust-free paper surface layer 11, upper absorbed layer 13 with lower From top to bottom gluing is formed for layer 14, dust-free paper bottom 15 and adhesive layer 12, the upper absorbed layer 13 and lower absorbed layer 14 with by Fiber mutually interts, wound, the built-up fibrillar meshwork structure layer of obvolvent, the fiber mesh in fibrillar meshwork structure layer Between the absorbed layer that is fitted together to, is fixed with high hydroscopic resin particle and constitutes, its design feature is in the high diffusivity absorptive core The liquid longitudinal diffusion diversion channel slot 20 of an interruption, liquid longitudinal diffusion curb are provided with longitudinal axis symmetrical center positions Groove 20 runs through the bottom surface of lower absorbed layer 14 from the surface of upper absorbed layer 13 vertically down.
In the present embodiment, liquid longitudinal diffusion diversion channel slot 20 is in engraved structure, and shape is in long strip type, and length is 100mm, width is 10mm, meanwhile, the longitudinal length of the liquid longitudinal diffusion diversion channel slot 20 is less than high diffusivity absorptive core Longitudinal length.
Embodiment 2
As shown in accompanying drawing 3, Fig. 4, the absorptive core 1 of the present embodiment is absorbed by dust-free paper surface layer 11, upper absorbed layer 13 with lower From top to bottom gluing is formed for layer 14, dust-free paper bottom 15 and adhesive layer 12, the upper absorbed layer 13 and lower absorbed layer 14 with by Fiber mutually interts, wound, the built-up fibrillar meshwork structure layer of obvolvent, the fiber mesh in fibrillar meshwork structure layer Between the absorbed layer that is fitted together to, is fixed with high hydroscopic resin particle and constitutes, its design feature is in the high diffusivity absorptive core Arranged on left and right sides edge be respectively arranged with two axisymmetricly and continuous liquid longitudinal diffusion diversion channel slot 21, liquid longitudinal direction Diffusing baffle groove 22, the liquid longitudinal diffusion diversion channel slot 21, liquid longitudinal diffusion diversion channel slot 22 absorb from high diffusivity The bottom surface of upper absorbed layer 13 is run through on the surface of the dustless ply of paper 11 of core body vertically down, until contradicting lower absorbed layer 14 Surface.
In the present embodiment, liquid longitudinal diffusion diversion channel slot 21, liquid longitudinal diffusion diversion channel slot 22 are in engraved structure, Shape is in long strip type, and length is 300mm, and width is 15mm.Meanwhile, the liquid longitudinal diffusion diversion channel slot 21, liquid longitudinal direction The longitudinal length of diffusing baffle groove 22 is less than the longitudinal length of high diffusivity absorptive core.
Embodiment 3
As shown in accompanying drawing 5, Fig. 6, the absorptive core 1 of the present embodiment is absorbed by dust-free paper surface layer 11, upper absorbed layer 13 with lower From top to bottom gluing is formed for layer 14, dust-free paper bottom 15 and adhesive layer 12, the upper absorbed layer 13 and lower absorbed layer 14 with by Fiber mutually interts, wound, the built-up fibrillar meshwork structure layer of obvolvent, the fiber mesh in fibrillar meshwork structure layer Between the absorbed layer that is fitted together to, is fixed with high hydroscopic resin particle and constitutes, its design feature is in the high diffusivity absorptive core Arranged on left and right sides edge be respectively arranged with two axisymmetricly and continuous liquid longitudinal diffusion diversion channel slot 31, liquid longitudinal direction Diffusing baffle groove 32, the liquid longitudinal diffusion diversion channel slot 31, liquid longitudinal diffusion diversion channel slot 32 absorb from high diffusivity The bottom surface of dustless ply of paper 15 is run through on the surface of the dustless ply of paper 11 of core body vertically down.
In the present embodiment, liquid longitudinal diffusion diversion channel slot 31, liquid longitudinal diffusion diversion channel slot 32 are in hollow out knot Structure, shape is in long strip type, and length is 200mm, and width is 20mm.Meanwhile, the liquid longitudinal diffusion diversion channel slot 31, liquid are indulged It is less than the longitudinal length of high diffusivity absorptive core to the longitudinal length of diffusing baffle groove 32.
Embodiment 4
As shown in accompanying drawing 7, Fig. 8, the absorptive core 1 of the present embodiment is absorbed by dust-free paper surface layer 11, upper absorbed layer 13 with lower From top to bottom gluing is formed for layer 14, dust-free paper bottom 15 and adhesive layer 12, the upper absorbed layer 13 and lower absorbed layer 14 with by Fiber mutually interts, wound, the built-up fibrillar meshwork structure layer of obvolvent, the fiber mesh in fibrillar meshwork structure layer Between the absorbed layer that is fitted together to, is fixed with high hydroscopic resin particle and constitutes, its design feature is in the high diffusivity absorptive core Arranged on left and right sides edge be respectively arranged with two axisymmetricly and continuous liquid longitudinal diffusion diversion channel slot 41, liquid longitudinal direction Diffusing baffle groove 42, the liquid longitudinal diffusion diversion channel slot 41, liquid longitudinal diffusion diversion channel slot 42 absorb from high diffusivity The bottom surface of lower absorbed layer 15 is run through on the surface of the upper absorbed layer 13 of core body vertically down.
In the present embodiment, liquid longitudinal diffusion diversion channel slot 41, liquid longitudinal diffusion diversion channel slot 42 are in hollow out knot Structure, shape is V-shaped, and length is 250mm, and width is 18mm.Meanwhile, the liquid longitudinal diffusion diversion channel slot 41, liquid longitudinal direction The longitudinal length of diffusing baffle groove 42 is less than the longitudinal length of high diffusivity absorptive core.
Embodiment 5
As shown in accompanying drawing 9, Figure 10, the absorptive core 1 of the present embodiment is in dumbbell shape shape, and the dumbbell shape shape is to absorb Two longitudinal sides of core body 1 are provided with axisymmetric arc-shaped side or curved side.
The absorptive core 1 of the present embodiment is by dust-free paper surface layer 11, upper absorbed layer 13 and lower absorbed layer 14, dust-free paper bottom 15 And from top to bottom gluing is formed adhesive layer 12, the upper absorbed layer 13 and lower absorbed layer 14 mutually to be interted by fiber, wound, It is fitted together between the built-up fibrillar meshwork structure layer of obvolvent, the fiber mesh in fibrillar meshwork structure layer, is fixed with height Water absorbing resin particle and the absorbed layer constituted, its design feature is is at the arranged on left and right sides edge of the high diffusivity absorptive core In the arc-shaped side or the correspondence position of curved side of absorptive core 1, two are respectively arranged with axisymmetricly and continuous arc shape Liquid longitudinal diffusion diversion channel slot 51, liquid longitudinal diffusion diversion channel slot 52, the liquid longitudinal diffusion curb of the arc shape Groove 51, liquid longitudinal diffusion diversion channel slot 52 run through the bottom of dustless ply of paper 15 from the surface of dustless ply of paper 11 vertically down Face.
In the present embodiment, liquid longitudinal diffusion diversion channel slot 51, the liquid longitudinal diffusion diversion channel slot 52 of arc shape are equal In engraved structure, shape is curved, and length is 280mm, and width is 15mm.Meanwhile, the liquid longitudinal diffusion diversion channel slot 51, The longitudinal length of liquid longitudinal diffusion diversion channel slot 52 is less than the longitudinal length of high diffusivity absorptive core.
Embodiment 6
As shown in accompanying drawing 2, Figure 11, Figure 12, the absorbent article of the present embodiment includes liquid permeability surface layer 2, opaque liquid bottom 7 And the high diffusivity absorptive core 1 between liquid permeability surface layer 2 and opaque liquid bottom 7, the absorptive core 1 is by dust-free paper Surface layer 11, at least include upper absorbed layer 13 and lower absorbed layer 14 and be combined built-up two layers of absorbed layer and dust-free paper bottom layer by layer 15 are from top to bottom composited, and the absorbed layer by fiber mutually to be interted, wound, the built-up fibrillar meshwork structure of obvolvent The absorption for being fitted together between layer, the fiber mesh in fibrillar meshwork structure layer, being fixed with high hydroscopic resin particle and constituting Layer.
In the present embodiment, the high diffusivity absorptive core that absorbent article is used is at least provided with the liquid longitudinal diffusion of one Diversion channel slot, the liquid longitudinal diffusion diversion channel slot is in engraved structure and interruption or continuous groove, shape selection V-type, length Stripe shape, W types, X-type and it is cross in one kind, preferably long strip type continuously or discontinuously or V-type.Wherein, the liquid longitudinal diffusion The upper shed width of diversion channel slot is 1-30mm, preferably 10-20mm;Continuously the length of strip groove or V-groove is 50-450mm, preferably 150-300mm;The strip groove of interruption or the length of V-groove are 5-200mm, preferably 50- 150mm, as further preferred embodiment, absorbent article is used according to embodiment 1, embodiment 2, reality in the present embodiment Apply the high diffusivity absorptive core 1 of the design feature preparation of example 3 or embodiment 4.
In the present embodiment, high diffusivity of the selection with embodiment 1, embodiment 2, embodiment 3 or the design feature of embodiment 4 Absorptive core is as the absorptive core of the present embodiment absorbent article, and the preparation process of the absorbent article is as follows:In opaque liquid Two longitudinal sides of bottom 7 set calf circumference rubber root respectively, after high diffusivity absorptive core and the gluing of opaque liquid bottom 7, in height Glued liquid permeability guide layer 3, liquid permeability surface layer 2 successively on diffusion absorption core body, while in the rear and front end position of absorbent article The horizontal direction by elastomeric material 10 along absorbent article is put to be bonded between liquid permeability surface layer 2, opaque liquid bottom 7, it is then right Leakproof edge non-woven cloth 6 is carried out after PUR coating, and its longitudinal direction along absorbent article and opaque liquid bottom 7 are entered Row bonding, it is last to fit in frontal waist plaster 9 on the opaque liquid bottom 7 of absorbent article front end along the horizontal direction absorbed, And the gluing laminating magic of the left and right side wing in absorbent article rear end hooks patch 8, that is, the absorbent cores containing high diffusivity of the present embodiment are made The absorbent article of body.
Embodiment 7
As shown in accompanying drawing 1 to Fig. 8, the absorptive core 1 of the present embodiment includes upper absorb by dust-free paper surface layer 11, at least Compound two layers built-up of absorbed layer and dust-free paper bottom 15 are from top to bottom composited layer 13 layer by layer with lower absorbed layer 14, institute Absorbed layer is stated mutually to be interted by fiber, wound, obvolvent built-up fibrillar meshwork structure layer, in fibrillar meshwork structure layer The absorbed layer for being fitted together between interior fiber mesh, being fixed with high hydroscopic resin particle and constituting.
In the present embodiment, high diffusivity absorptive core is described at least provided with the liquid longitudinal diffusion diversion channel slot of one High diffusivity absorptive core is separated into liquid longitudinal diffusion diversion channel slot, and around the liquid longitudinal diffusion diversion channel slot Uptake zone.Wherein, the non-engraved structure of liquid longitudinal diffusion diversion channel slot, but mutually interted by high scroll pile pulp fibres, twined It is high in the uptake zone joint face being connected with liquid longitudinal diffusion diversion channel slot around, the built-up fluff pulp fibers network of obvolvent Between the interspersed fiber mesh entered in uptake zone between fiber mesh and in dust-free paper in scroll pile pulp fibres one end, and with Fiber winding, obvolvent in fiber mesh are connected as one.
Although the utility model describes specific case study on implementation, scope of the present utility model is not limited to Specific embodiment is stated, in the case where not departing from the utility model essence, to various modifications of the present utility model, variations and alternatives Each fall within protection domain of the present utility model.

Claims (10)

1. a kind of high diffusivity absorptive core, including absorptive core, the absorptive core include upper absorb by dust-free paper surface layer, at least Layer overlaps built-up two layers of absorbed layer layer by layer with lower absorbed layer and dust-free paper bottom is from top to bottom composited, the upper suction Receipts layer or lower absorbed layer by fiber mutually to be interted, wound, the built-up fibrillar meshwork structure layer of obvolvent, in the network of fibers Absorbed layer that is embedded between fiber mesh in structure sheaf, being fixed with high hydroscopic resin and constitute, it is characterised in that:The high expansion Dissipate absorptive core to be made up of the liquid longitudinal diffusion diversion channel slot of absorptive core and at least one, the absorptive core is around liquid Around longitudinal diffusion diversion channel slot, the liquid longitudinal diffusion diversion channel slot is in engraved structure, and at least from upper strata absorbed layer Surface vertically down run through upper strata absorbed layer bottom surface;The longitudinal length of the liquid longitudinal diffusion diversion channel slot is small In the longitudinal length of high diffusivity absorptive core.
2. high diffusivity absorptive core according to claim 1, it is characterised in that:The liquid longitudinal diffusion diversion channel slot is In interruption or continuous groove;The liquid longitudinal diffusion diversion channel slot is arc, V-type, long strip type, W types, X-type and cross In one kind.
3. high diffusivity absorptive core according to claim 1, it is characterised in that:The liquid longitudinal diffusion diversion channel slot from The bottom surface of lower floor's absorbed layer is run through on the surface of upper strata absorbed layer vertically down, until contradicting dust-free paper bottom.
4. high diffusivity absorptive core according to claim 1, it is characterised in that:The liquid longitudinal diffusion diversion channel slot from The dust-free paper surface layer of absorptive core runs through the bottom surface of upper absorbed layer vertically down, until contradicting the surface of lower absorbed layer.
5. high diffusivity absorptive core according to claim 1, it is characterised in that:The liquid longitudinal diffusion diversion channel slot from The dust-free paper surface layer of high diffusivity absorptive core runs through the bottom of lower absorbed layer vertically down, until contradicting or penetrating dustless Paper bottom.
6. according to any described high diffusivity absorptive core of claim 1 to 5, it is characterised in that:The liquid longitudinal diffusion is led The upper shed width for flowing groove is 1-30mm.
7. the high diffusivity absorptive core according to claim 1 or 3, it is characterised in that:The liquid longitudinal diffusion curb It is in continuous long strip type groove or V-groove that groove, which is, and the length of the groove is 50-450mm.
8. the high diffusivity absorptive core according to claim 1 or 3, it is characterised in that:The liquid longitudinal diffusion curb Groove is the long strip type groove or V-groove in interruption, and the length of the groove is 5-200mm.
9. high diffusivity absorptive core according to claim 1, it is characterised in that:It is with by heating also to include the absorbed layer Property fiber, fluff pulp fibers mutually intert, wind, obvolvent built-up composite fibre network structure layer, in the composite fibre Between hot-melt fiber grid in network structure layer, it is embedding between fluff pulp fibers or between hot-melt fiber and fluff pulp fibers Close the absorbed layer for being fixed with high hydroscopic resin and constituting.
10. a kind of absorbent article of absorptive core containing high diffusivity, includes liquid permeability surface layer, opaque liquid bottom, it is characterised in that: The absorbent article is included to be inhaled just like the high diffusivity absorptive core described in any rights of claim 1-9, and by the high diffusivity Core body is received to be arranged between liquid permeability surface layer and opaque liquid bottom.
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CN108743046A (en) * 2018-05-31 2018-11-06 湖南康程护理用品有限公司 A kind of compound core body and its manufacturing method
CN109044632A (en) * 2018-08-17 2018-12-21 北京倍舒特妇幼用品有限公司 Core, manufacturing method and the guide groove prefabricated molds wheel quickly absorbed for hygienic articles
CN109223317A (en) * 2018-10-12 2019-01-18 广东昱升个人护理用品股份有限公司 A kind of preparation method and its production equipment of compound absorptive core
CN109223316A (en) * 2018-10-12 2019-01-18 广东昱升个人护理用品股份有限公司 A kind of not hardened absorptive core and its production method
CN110179594A (en) * 2019-05-31 2019-08-30 重庆百亚卫生用品股份有限公司 A kind of absorption-type core
CN110522563A (en) * 2018-05-23 2019-12-03 文宜平 Baby's dung urine pants
CN111150556A (en) * 2020-01-14 2020-05-15 百润(中国)有限公司 High-absorption and high-diffusion core structure and absorbent product using same
CN112603663A (en) * 2020-12-18 2021-04-06 山东绿月卫生用品有限公司 Composite absorption structure
CN114712088A (en) * 2022-04-01 2022-07-08 浙江隆腾医用新材料有限公司 Carboxymethyl cellulose wound dressing
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110522563A (en) * 2018-05-23 2019-12-03 文宜平 Baby's dung urine pants
CN108743046A (en) * 2018-05-31 2018-11-06 湖南康程护理用品有限公司 A kind of compound core body and its manufacturing method
CN109044632A (en) * 2018-08-17 2018-12-21 北京倍舒特妇幼用品有限公司 Core, manufacturing method and the guide groove prefabricated molds wheel quickly absorbed for hygienic articles
CN109223317B (en) * 2018-10-12 2024-05-14 广东昱升个人护理用品股份有限公司 Preparation method and production equipment of composite type absorption core
CN109223317A (en) * 2018-10-12 2019-01-18 广东昱升个人护理用品股份有限公司 A kind of preparation method and its production equipment of compound absorptive core
CN109223316A (en) * 2018-10-12 2019-01-18 广东昱升个人护理用品股份有限公司 A kind of not hardened absorptive core and its production method
CN110179594A (en) * 2019-05-31 2019-08-30 重庆百亚卫生用品股份有限公司 A kind of absorption-type core
CN111150556A (en) * 2020-01-14 2020-05-15 百润(中国)有限公司 High-absorption and high-diffusion core structure and absorbent product using same
CN112603663A (en) * 2020-12-18 2021-04-06 山东绿月卫生用品有限公司 Composite absorption structure
CN114948445A (en) * 2021-02-26 2022-08-30 王子控股株式会社 Absorbent article
CN114948445B (en) * 2021-02-26 2024-03-12 王子控股株式会社 Absorbent article
CN114712088A (en) * 2022-04-01 2022-07-08 浙江隆腾医用新材料有限公司 Carboxymethyl cellulose wound dressing
CN116999247A (en) * 2023-09-01 2023-11-07 露乐健康科技股份有限公司 High absorption core and sanitary article

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