CN206102843U - A absorb core and absorbent articles for absorbent articles - Google Patents

Abstract

The utility model discloses an absorb core and absorbent articles for absorbent articles, including last parcel layer, middle absorbed layer, lower wrapping layer and viscose layer, middle absorbed layer includes the median fiber layer, lie in median fiber layer upper surface and the first second of going up between the parcel layer that absorbs the sandwich layer, lies in between median fiber layer lower surface and the lower wrapping layer absorbs the sandwich layer, first absorption sandwich layer includes the edge absorbent articles core width direction interval distribution's the first absorption core of a plurality of groups, the second absorbed layer includes the edge absorbent articles core width direction interval distribution and a plurality of groups second absorption core a plurality of groups first absorption core one -to -one, the viscose layer including lie in between every adjacent two sets of first absorption core being used for making go up the parcel layer with the median fiber layer adhere mutually the first viscose body and be located every adjacent two sets of second absorb being used for between the core make lower wrapping layer with the median fiber layer mutually adhesive second viscose body.

Description

For the absorptive core and absorbent commodity of absorbent commodity

Technical field

This utility model is related to hygiene article sector, more particularly to a kind of absorptive core and suction for absorbent commodity The property received article.

Background technology

Diaper is a kind of conventional hygienic article.In general, diaper is made up of three major parts：Surface coating Layer, absorptive core and base fabric.Surface coating layer is referred to as clad or water penetration top layer, and clad is close to the body of user Body, can promote urine rapid osmotic and effectively prevent to bleed back, make urine pants top layer keep dry and comfortable.Paper urine on domestic market The clad of trousers substantially nonwoven cloth cover, Breathable nonwoven can lift the ventilative degree inside urine pants, and vapor can flow Pass to beyond urine pants, discharge dampness and steam in time, effectively reduce the chance that diaper rash occurs, soft comfortable does not stimulate skin.Inhale Receive core body and be referred to as absorbent central layer or absorber, the Main Function of absorptive core is can to capture and quickly absorb urine Liquid, dispersion urine can be diffused into it in whole sandwich layer by capillarity, finally absorb and storage of urine.Absorptive core one As include the integument, lower adhesive layer, absorbent central layer, upper adhesive layer and the upper integument that set gradually from the bottom to top.Base fabric, It is the outermost structure of diaper, with impermeability, can prevents the moisture in absorptive core from oozing out, therefore alternatively referred to as not Water penetration bottom.

Existing absorbent core layer includes intermediate fibrous layers, between intermediate fibrous layers upper surface and the upper integument First absorbent core layer, the second absorbent core layer between intermediate fibrous layers lower surface and the lower integument.First absorbent cores Layer and the second absorbent core layer are hydroscopic high-molecular resin granule, and they are covered with intermediate fibrous layers.In glue spraying, using full The mode of spray is overlying in the first absorbent core layer and the second absorbent core layer, and upper integument is passed through viscose glue body with lower integument again then Bond with absorbent core layer.This structure has following defect：First, completely spray glue spraying mode and waste glue amount, cause product glue abnormal smells from the patient big, Reduce user experience and satisfaction；2nd, hydroscopic high-molecular resin is spilt on intermediate fibrous layers, and distribution relatively dissipates, and adhesive Body does not reach the quick effect for absorbing liquid after covering, urine catheterization speed is slow, absorbs diffusibility slow；3rd, increased and be fabricated to This.To sum up, how to provide that a kind of absorbability is good, diffusibility fast, improve absorbent commodity water penetration top layer dry and comfortable degree suction The property received article core body and its processing technology become problem in urgent need to solve.

Utility model content

For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is：Only need there is provided one kind Make by the structure and glue spraying operation that simply to change upper adhesive-layer the water absorption of product more preferably, diffusion faster, reduce spray The absorbent commodity core body of glue amount and its processing technology.

To solve above-mentioned technical problem, the technical scheme that this utility model is taken is：There is provided a kind of for absorbability The absorptive core of article, including upper integument, absorbent central layer, lower integument and the adhesive-layer for making each layer bonding, institute Stating absorbent central layer includes intermediate fibrous layers, the first absorbent cores between intermediate fibrous layers upper surface and the upper integument Layer, the second absorbent core layer between intermediate fibrous layers lower surface and the lower integument, first absorbent core layer include Along some groups of the first absorptive cores that the absorbent commodity core body width is spaced apart, second absorbed layer includes edge It is one-to-one some groups second with some groups of the first absorptive cores that the absorbent commodity core body width is spaced apart Absorptive core, each group of the first absorptive core are located at the underface of corresponding first absorptive core；The adhesive-layer includes being located at Between the first absorptive core per two adjacent groups for making upper integument the first viscose glue body bonding with the intermediate fibrous layers And between the second absorptive core of every two adjacent groups for making lower integument bonding with the intermediate fibrous layers Second viscose glue body.

Further, the length of first absorptive core, the second absorptive core, the first viscose glue body and the second viscose glue body Match with the length of the absorptive core.

Further, the first viscose glue body is in snail banding.

Further, the second viscose glue body is in snail banding.

Further, each group of first absorptive core and each group of the second absorptive core are inhaled by some macromolecules Water-resin granule is constituted.

Further, the hydroscopic high-molecular resin of first absorbent core layer accounts for the first absorbent core layer and the second absorbent core layer Hydroscopic high-molecular resin weight sum total 40～50%.

Further, the intermediate fibrous layers are made using PP, PET material.

Further, the intermediate fibrous layers are loft non-woven cloth.

Further, the upper integument and/or lower integument are imitative bonded non-woven fabrics.

To solve above-mentioned technical problem, the technical scheme that this utility model is taken is：A kind of absorbent commodity is provided, Including the absorptive core described in item.

Absorptive core and its processing technology for absorbent commodity of the present utility model, compared with prior art, has Following beneficial effect：First, glue spraying area is reduced, viscose glue consumption is saved, in the case of equal viscose glue amount, is sprayed using the manner Glue can bond more products, save production cost；2nd, upper adhesive-layer is sprayed evenly, and urine can be more equal Even infiltrates into absorbent central layer, penetrates into absorbent central layer again, so as to reduce absorbent central layer after being unlikely to focus on certain 12 diffusion and infiltration rate；3rd, reduce the screening of the upper strata hydroscopic high-molecular resin for being pointed to absorbent central layer upper surface Gear, increases the infiltration rate and diffusion of upper strata hydroscopic high-molecular resin and loft non-woven cloth, and product is dry-ness to be guaranteed. Non-woven fabrics are employed as wrapper material, core thickness, the comfortableness of improving product is greatly reduced；4th, urine can be from Intermediate fibrous layers, the fast guiding of intermediate fibrous layers are quickly penetrated in gap between one viscose glue body and one group of adjacent SAP core body Under effect, the 2nd SAP core bodys are flowed rapidly into, the 2nd SAP core bodys can play a part of water lock and water conservation to the part urine, lead Flow velocity degree is fast, and water lock Water-saving effect is good, and the product surface caused due to water conservancy diversion and water lock effect difference in solving prior art is done May just as well poor the problems such as, bring user preferably experience and impression, improve the satisfaction of user.First SAP core bodys and the 2nd SAP Core body division of labor definite functions, even if the 2nd SAP core bodys of lower floor have urine reverse osmosis, also can be by the SAP core bodys positioned at upper strata Pin, it is ensured that above integument is dry-ness, and then guarantee includes the dry-ness of the absorbent commodity surface of the core body, brings use Family is more comfortably experienced and is experienced, and makes product more pro-skin.

Description of the drawings

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.

Fig. 1 is the structural representation of one embodiment of this utility model absorbent commodity core body.

Fig. 2 is that this utility model absorbent commodity core body one embodiment is bowed to perspective view.

Fig. 3 is the production process charts of this utility model absorbent commodity core body.

Fig. 4 is the structural representation of one embodiment of this utility model diaper.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Referring to Fig. 1 and Fig. 2, absorbent commodity of the present utility model is diaper, the present embodiment for absorbent commodity Absorptive core then be diaper core body.In other examples, the absorbent commodity can also be sanitary towel etc..

For the absorptive core of absorbent commodity, including upper integument 10, absorbent central layer 12, lower integument 14 and use In the adhesive-layer 16 for making the bonding of each layer, the absorbent central layer 12 includes intermediate fibrous layers 121, on intermediate fibrous layers 121 The first absorbent core layer between surface and the upper integument 10, positioned at 121 lower surface of intermediate fibrous layers and the lower integument The second absorbent core layer between 14, first absorbent core layer include being spaced apart along the absorbent commodity core body width Some groups of the first absorptive cores 123, second absorbed layer include along the absorbent commodity core body width interval point Cloth with some groups of 123 one-to-one some groups of the second absorptive cores 125 of the first absorptive core, each group of the first absorptive core 123 underfaces for being located at corresponding first absorptive core 123；The adhesive-layer 16 includes absorbing positioned at the first of every two adjacent groups Between core body 123 for making upper integument 10 and 121 bonding first viscose glue body 161 of the intermediate fibrous layers and be located at every Between second absorptive core 125 of two adjacent groups for make lower integument 14 it is bonding with the intermediate fibrous layers 121 Two viscose glue bodies 163.

In the present embodiment, first absorptive core 123 and the second absorptive core 125 are by some hydroscopic high-molecular resins Granule is constituted.The first absorptive core 123 is referred to as into a SAP core bodys 123 below, the second absorptive core 125 is referred to as into the 2nd SAP Core body 125.

The 2nd SAP core bodys 125 are located between intermediate fibrous layers 121 and lower integument 14, the 2nd SAP core bodys 125 direction, length are corresponding to a SAP core bodys 123.

Preferred or optional as one kind, the hydroscopic high-molecular resin of first absorbent core layer accounts for the first absorbent core layer 40～50% summed up with the hydroscopic high-molecular resin weight of the second absorbent core layer.Ratio shared by the first SAP core bodys 123 of upper strata Ratio slightly less than shared by 125 hydroscopic high-molecular resin of the 2nd SAP core bodys of lower floor, its main purpose are the first SAP core bodys of upper strata 123 primarily serve that logical fluidity is strong, the function that diffusibility is high, and the 2nd SAP cores of lower floor primarily serve that water absorption is high, water holding capacity is strong Function, therefore lower floor's hydroscopic high-molecular resin proportion is higher.

The first viscose glue body 161 is used to make the upper surface of intermediate fibrous layers 121 mutually glue with the lower surface of upper integument 10 Close, the second viscose glue body 163 is used to make the lower surface of intermediate fibrous layers 121 mutually glue with the upper surface of the lower integument 14 Close.The quantity of the first viscose glue body 161 and the second viscose glue body 163 is equal, and the first viscose glue body 161, a SAP cores Body 123, the second viscose glue body 163, the length of the 2nd SAP core bodys 125 are matched with the length of the absorptive core.

On the width of absorptive core, the first viscose glue body 161 is staggeredly arranged with a SAP core bodys 123, i.e., Each group of the first viscose glue body 161 is located between a SAP core bodys 123 of two adjacent groups, parallel with a SAP core bodys 123. Likewise, on the width of absorptive core, the second viscose glue body 163 is staggeredly arranged with the 2nd SAP core bodys 125, i.e., Each group of the second viscose glue body 163 is located between the 2nd SAP core bodys 125 of two adjacent groups.Due to 125, each group of the 2nd SAP core body In the underface of a corresponding each group of SAP core body 123, therefore, each group of the second viscose glue body 163 is located at corresponding each group The underface of the first viscose glue body 161.

In the present embodiment, the width of the first viscose glue body 161 is slightly less than per two group of the first adjacent SAP core body 123 it Between spacing distance, thus, the gap that urine can also be between the first viscose glue body 161 and one group of adjacent SAP core body is quickly oozed Enter intermediate fibrous layers 121, under the fast guiding effect of intermediate fibrous layers 121, flow rapidly into the 2nd SAP core bodys 125, the 2nd SAP Core body 125 can play a part of water lock and water conservation to the part urine, and water conservancy diversion speed is fast, and water lock Water-saving effect is good, solve existing The problems such as having the product surface caused due to water conservancy diversion and water lock effect difference in technology dry-ness poor, brings user more preferable body Test and experience, improve the satisfaction of user.

The intermediate fibrous layers 121 can adopt PP（Polypropylene）、PET（Polyester）Deng with water conservancy diversion work( The material of energy is made, and can also adopt loft non-woven cloth.

In order that absorbent commodity core body is more frivolous, in the present embodiment, the upper integument 10 is the first imitative bonded non-woven fabrics, The lower integument 14 is the second imitative bonded non-woven fabrics.So, it is possible to reduce the thickness of absorbent commodity core body, lift absorptive core Flexibility and absorbability.Intelligible, in other examples, the upper integument 10 and/or lower integument 14 may be used also Directly can be used as upper integument 10, the material of lower integument 14 using the existing middle any one of such as dust-free paper etc..

Absorptive core for absorbent commodity of the present utility model, upper adhesive-layer 16 adopt snail banding glue spraying side Formula, compared with the mode of full spray, has the advantages that：First, glue spraying area is reduced, viscose glue consumption is saved, is being glued on an equal basis In the case of glue amount, more products can be bonded using the manner glue spraying, save production cost；2nd, upper adhesive-layer 16 It is sprayed evenly, what urine can be evenly infiltrates into absorbent central layer 12, is penetrated into after being unlikely to focus on certain again Absorbent central layer 12, so as to reduce the diffusion and infiltration rate of absorbent central layer 12；3rd, reduce and be pointed to absorbent central layer Blocking for the upper strata hydroscopic high-molecular resin of 12 upper surfaces, increases the absorption speed of upper strata hydroscopic high-molecular resin and loft non-woven cloth Degree and diffusion, product is dry-ness to be guaranteed.Non-woven fabrics are employed as wrapper material, core body is greatly reduced thick Degree, the comfortableness of improving product；4th, the gap that urine can be between the first viscose glue body 161 and one group of adjacent SAP core body is quick Intermediate fibrous layers 121 are penetrated into, under the fast guiding effect of intermediate fibrous layers 121, the 2nd SAP core bodys 125 is flowed rapidly into, second SAP core bodys 125 can play a part of water lock and water conservation to the part urine, and water conservancy diversion speed is fast, and water lock Water-saving effect is good, solves User is brought more preferable the problems such as the dry-ness poor product surface that causes due to water conservancy diversion and water lock effect difference in prior art Experience and impression, improve the satisfaction of user.First SAP core bodys 123 and the division of labor definite functions of the 2nd SAP core bodys 125, lower floor Even if the 2nd SAP core bodys 125 have urine reverse osmosis, also can be pinned by the SAP core bodys 123 positioned at upper strata, it is ensured that upper integument 10 it is dry-ness, and then ensure include the core body absorbent commodity surface it is dry-ness, bring user and more comfortably experience And experience, make product more pro-skin.

Fig. 3 is referred to, Fig. 3 is the production process charts of absorbent commodity core body of the present utility model.In the present embodiment, absorb The manufacturing procedure of property article core body is comprised the following steps：

The first step, 14 uncoiling conveying operation of lower integument, for carrying out after uncoiling 14 finished product of lower integument volume using defeated Device is sent lower integument 14 is persistently moved forward to the direction of the 2nd SAP spraying particles device 201；

In this operation, integument under finished product 14 is installed in the first installation axle, lower integument is driven by conveyer device 14 free end the 2nd SAP spraying particles device 201 forwards is moved.

Second step, the SAP granules of the second absorptive core 125 persistently spray operation：

At the 2nd SAP spraying particles device 201, the lower integument 14 is continued horizontal forward shifting by conveyer device It is dynamic, to prevent SAP in course of conveying from dropping from lower integument 14.

Specifically, the 2nd SAP spraying particles device 201 have it is multiple along 14 width of lower integument side by side and phase Mutually the upper surface of the downward integument of spaced 2nd SAP spray nozzles 14 persistently sprays SAP granules, to form above-described embodiment In some groups along the absorbent commodity width（Width alternatively referred to as along lower integument 14, along intermediate absorption Width of layer 12 etc.）The 2nd SAP core bodys 125 being spaced apart.Thus, conveyer device is persistently fed forward lower integument 14, the conveying of integument 14 instantly is finished, and the upper surface of whole lower integument 14 has been sprayed and 14 length phase of lower integument The 2nd SAP core bodys 125 matched somebody with somebody.The width phase of the width of two neighboring 2nd SAP spray nozzles and the second viscose glue body 163 Match somebody with somebody, slightly larger than the width of the second viscose glue body 163.

After the SAP granules of the 2nd SAP core bodys 125 have been sprayed on lower integument 14, lower integument 14 continues to be held It is continuous to be fed forward, glue spraying is carried out with the conveying at the second glue-spraying device.

3rd step, the second viscose glue body 163 continue glue spraying operation：

In the present embodiment, during lower integument 14 is persistently moved forward, using many of the second glue-spraying device 202 The individual width along lower integument 14 is arranged side by side and the upper surface of the downward integument of second nozzle of spaced setting 14 is carried out Circumnutation glue spraying；The quantity of the second nozzle is corresponding to the quantity of the 2nd SAP spray nozzles, in the width of lower integument 14 On degree direction, the set location of the second nozzle of second glue-spraying device 202 and the 2nd SAP spraying particles device 201 The 2nd SAP spray nozzles be staggeredly arranged, i.e., each second nozzle is located at adjacent two the 2nd SAP sprinklings in the direction of the width Between mouth, so that after the upper surface glue spraying of downward integument 14, each group of the second viscose glue body 163 is located at adjacent two group second Between SAP core bodys 125, for making the upper surface of lower integument 14 bonding with the lower surface of intermediate fibrous layers 121.It is two neighboring The interval width of second nozzle is matched with the width of the second viscose glue body 163.

The plurality of second nozzle is set up in parallel along the width of lower integument 14, and the second nozzle is towards lower parcel The upper surface of layer 14, when integument 14 is moved at this instantly, the plurality of second nozzle with circumnutation mode glue spraying, with So that lower adhesive-layer 16 is in multigroup snail banding.

4th step, 121 compound working procedure of intermediate fibrous layers；

In the present embodiment, the intermediate fibrous layers 121 are loft non-woven cloth.Using the first set composite by loft non-woven cloth The upper surface of lower integument 14 is compound in, loft non-woven cloth is persistently moved to the direction of the first set composite using conveyer device It is dynamic, loft non-woven cloth is compound on lower integument 14 by first set composite, so as to form the first composite bed, this first Composite bed is sandwiched between second absorbent core layer（I.e. multigroup 2nd SAP core bodys 125）, during the upper surface of the first composite bed is then Between fibrous layer 121 upper surface.

5th step, 10 compound working procedure of upper integument, this operation include following sub- operation：

1）10 uncoiling of upper integument conveys sub- operation：For carrying out to 10 finished product of upper integument volume after uncoiling using conveying dress Putting makes integument 10 persistently move forward to the direction of the first set composite；In this operation, integument on finished product 10 is installed In installation axle, by persistently moving at the free end of the upper integument 10 of conveyer device drive the second set composite forwards；

Upper integument 10 is compound on the first composite bed using the second set composite, makes first to be combined using conveyer device Layer and upper integument 10 are persistently moved forward to the direction of the second set composite, by second set composite by upper integument 10 The upper of the first composite bed is compound in, so as to form the second composite bed.

2）The SAP granules of the first absorptive core 123 persistently spray sub- operation：

In the present embodiment, conveyer device continues to drive upper integument 10 persistently to yearn for a SAP spraying particles device 203 Front is persistently moved, and near 203 position of a SAP spraying particles device, the upper integument 10 is defeated by conveyer device level Send, such benefit is that upper integument 10 moves horizontally and SAP granules can be avoided to run helter-skelter and move after sprinkling SAP, is improved The stability of SAP, reduces the waste of SAP granules.

Specifically, the SAP spraying particles devices have multiple side by side and mutual along 10 width of upper integument A spaced SAP spray nozzles, are persistently sprayed towards the composite surface of upper integument 10 using a SAP spray nozzles SAP granules, to form some groups in above-described embodiment SAP cores being spaced apart along the absorbent commodity width Body 123；The quantity of the first SAP spray nozzles is identical with the quantity of the 2nd SAP spray nozzles, in the direction of the width, described The position of the 2nd SAP spray nozzles of the first SAP spray nozzles is identical, so that when upper integument 10 is combined and first composite bed After upper, an each group of SAP core body 123 is respectively positioned on the surface of corresponding one group of the 2nd SAP core body 125.

Thus, conveyer device is persistently fed forward at 10 to the second set composite of integument be combined, when upper parcel 10 conveying of layer is finished, and the composite surface of whole upper integument 10 is sprayed the SAP matched with 10 length of upper integument Core body 123.

3）First viscose glue body 161 continues the sub- operation of glue spraying：

In the present embodiment, during the upper integument 10 for being sprayed with a SAP core bodys 123 is persistently moved forward, The first jet being set up in parallel using multiple widths along upper integument 10 of the first glue-spraying device 204 integument 10 upwards Composite surface carry out circumnutation glue spraying, the quantity of the first jet is corresponding to the quantity of a SAP spray nozzles, with institute The quantity for stating second nozzle is identical, and in the direction of the width, set location and a SAP spray nozzles of the first jet stagger Arrangement, i.e., each first jet is located between two adjacent SAP spray nozzles, so that wrapping upwards in the direction of the width After the composite surface glue spraying of covering layer 10, each group of the first viscose glue body 161 is located between two group of the first adjacent SAP core body 123, each The first viscose glue body of group 161 is located at the surface of corresponding second viscose glue body 163, for making the composite surface of upper integument 10 with centre The upper surface of fibrous layer 121 is bonding；

4）It is combined sub- operation：Upper integument 10 is compound in the upper table for being sprayed with the first composite bed using the second set composite Face, so as to form absorptive core.

6th step, product cutting operation, in the present embodiment, parent roll of the fabric width for 1m are cut as 95mm wide core body；

7th step, product winding.

Fig. 4 is referred to, Fig. 4 is the structural representation of one embodiment of this utility model diaper.The present embodiment includes that paper is urinated Trousers main body 100, respectively catch 200 of the longitudinal direction located at 100 both sides of diaper main body, the diaper main body 100 include being arrived from above Under the water penetration top layer 110, absorptive core 120 and the impermeability bottom 130 that set gradually, the absorptive core 120 is upper State the absorptive core of embodiment.Intelligible, in other examples, the diaper can also be the absorbabilitys such as sanitary towel Article.

In the present embodiment, the diaper main body 100 includes the water absorption top layer 110 for setting gradually from top to bottom, absorbs Core body 120 and impermeability bottom 130, each catch 200 include a connecting portion 210 and a catch body 220, described The inner end of connecting portion 210 is located between absorptive core 120 and impermeability bottom 130, and outer end is connected with the lower end of catch body 220 Connect, the upper end of the catch body 220 upwardly extends.Specifically：

The catch body 220 includes endosexine 221 and extexine 222, the lower end of the endosexine 221 and the company The outer end connection of socket part 210, upper end are upwardly extended, and the extexine 222 is overlap with the endosexine 221；The diaper master Body 100 also includes an overlapping portion 230 Chong Die with the impermeability bottom 130, and one end of the overlapping portion 230 is outer with described The lower end connection on top layer 222, the other end are covered on impermeability bottom 130.

In the present embodiment, each catch 200 and overlapping portion 230 are by a non-woven fabrics folding forming, i.e., described 200 institute of catch Connecting portion 210, catch body 220 and overlapping portion 230 are stated by non-woven fabrics folding forming.Wherein：One end of non-woven fabrics is located at To form the connecting portion 210 between absorptive core 120 and impermeability bottom 130, the other end is extended upwardly and outwardly with shape Into the endosexine 221 of the catch body 220, the other end continue outwardly and downwardly to bend tailing edge endosexine 221 extend downwardly and It is overlap with endosexine 221 to form the extexine 222, the side of other end outward bending tailing edge impermeability bottom 130 again To being covered on impermeability bottom 130 to form the overlapping portion 230.In this programme, one end of non-woven fabrics is by fixing The upper surface of the gluing lower surface for being connected to absorptive core 120 and impermeability bottom 130, after the other end forms catch body 220 Continue bending being covered on impermeability bottom 130 so that the inner end of VELCRO be directly located in overlapping portion 230 with it is impermeable Between water borne base 130, facilitate the fixation of VELCRO, and its technique is very simple.It should be understood that in other enforcements In example, the set-up mode of catch 200 can also make different conversion, be not limited to the mode of above-mentioned folding.For example at some In embodiment, catch 200 is directly formed using multi-layer nonwoven fabrics compacting, and it can only include connecting portion 210 and catch body 220, connecting portion 210 is fixed between absorptive core 120 and impermeability bottom 130.It should be understood that other real Apply in example, the connecting portion 210 and catch body 220 can be with folding formings, and overlapping portion 230 can individually be affixed on catch sheet On the impermeability bottom 130 of 220 both sides of body.

In the present embodiment, the catch body 220 is when diaper is in folded state（State is not switched on）, catch body 220 are affixed on water absorption top layer 110, i.e., two catch bodies 220 are affixed on water absorption top layer 110 to relative direction；In paper Urine pants in opened condition when, catch body 220 is i.e. in the state for being erected in Fig. 1 upwards.

In order to increase the longitudinal elasticity of absorptive core 120, core elastic properties muscle is also respectively provided with the both sides of absorptive core 121, make absorptive core 120 that there is longitudinal elasticity so that absorptive core 120 is more servo-actuated.

In the present embodiment, after the water absorption top layer 110 is covered on the upper surface of absorptive core 120, its two side ends is distinguished Lower surface along two lateral absorptive cores 120 of absorptive core 120 extends, so that the two side ends on the water absorption top layer 110 are equal Located at the lower surface of absorptive core 120, between absorptive core 120 and impermeability bottom 130.

In the present embodiment, in order to accelerate the water absorption rate of absorptive core 120, in the absorptive core 120 and the water absorption Guide layer 140 is provided between top layer 110.The guide layer 140 can adopt nonwoven cloth material.

In the present embodiment, in order to increase the pliability on water absorption top layer 110 so as to more pro-skin, on water absorption top layer 110 Upper surface is also pressed and is provided with a loft layer 150, and the loft layer 150 can be using non-woven fabrics by fluffy technique processing and fabricating Into.

Diaper of the present utility model, as its upper adhesive-layer 16 and lower adhesive-layer 16 is sprayed using snail banding Glue mode, compared with the mode of full spray, has the advantages that：First, glue spraying area is reduced, viscose glue consumption is saved, same In the case of Deng viscose glue amount, more products can be bonded using the manner glue spraying, save production cost；2nd, upper viscose glue Layer 16 is sprayed evenly, and what urine can be evenly infiltrates into absorbent central layer 12, is unlikely to focus on behind certain again Absorbent central layer 12 is penetrated into, so as to reduce the diffusion and infiltration rate of absorbent central layer 12；3rd, reduce and be pointed to middle suction Blocking for the upper strata hydroscopic high-molecular resin of receipts 12 upper surface of layer, increases the suction of upper strata hydroscopic high-molecular resin and loft non-woven cloth Speed and diffusion are received, product is dry-ness to be guaranteed.Non-woven fabrics are employed as wrapper material, core body is greatly reduced Thickness, the comfortableness of improving product.To sum up, to compare existing diaper more frivolous, soft, light for diaper of the present utility model Skin, its diffusibility and infiltration rate more preferably, and then ensure product it is dry-ness, further prevent because it is dry-ness it is not good enough cause Child easily play the skin problems such as erythema, eczema, bring the better impression of user and experience.

Embodiment of the present utility model is these are only, the scope of the claims of the present utility model, every profit is not thereby limited The equivalent structure made with this utility model description and accompanying drawing content or equivalent flow conversion, or directly or indirectly it is used in which The technical field of his correlation, is included in scope of patent protection of the present utility model in the same manner.

Claims (10)

1. a kind of absorptive core for absorbent commodity, including upper integument, absorbent central layer, lower integument and for making The adhesive-layer of each layer bonding, the absorbent central layer includes intermediate fibrous layers, positioned at intermediate fibrous layers upper surface and the upper bag The first absorbent core layer between covering layer, the second absorbent core layer between intermediate fibrous layers lower surface and the lower integument, It is characterized in that：First absorbent core layer includes some groups be spaced apart along the absorbent commodity core body width One absorptive core, second absorbed layer include being spaced apart along the absorbent commodity core body width with some groups One-to-one some groups of the second absorptive cores of one absorptive core, each group of the first absorptive core are located at corresponding first absorbent cores The underface of body；The adhesive-layer include between the first absorptive core of every two adjacent groups for making upper integument and institute State the bonding first viscose glue body of intermediate fibrous layers and between the second absorptive core of every two adjacent groups for making lower bag The covering layer second viscose glue body bonding with the intermediate fibrous layers.

2. the absorptive core of absorbent commodity is used for as claimed in claim 1, it is characterised in that：First absorptive core, The length of the second absorptive core, the first viscose glue body and the second viscose glue body is matched with the length of the absorptive core.

3. the absorptive core of absorbent commodity is used for as claimed in claim 2, it is characterised in that：The first viscose glue body is in flat Surface helix banding.

4. the absorptive core of absorbent commodity is used for as claimed in claim 2, it is characterised in that：The second viscose glue body is in flat Surface helix banding.

5. the absorptive core of absorbent commodity is used for as claimed in claim 1, it is characterised in that：Described each group first absorbs Core body and each group of the second absorptive core are constituted by some hydroscopic high-molecular resin granules.

6. the absorptive core of absorbent commodity is used for as claimed in claim 5, it is characterised in that：First absorbent core layer Hydroscopic high-molecular resin accounts for the 40～50% of the hydroscopic high-molecular resin weight sum total of the first absorbent core layer and the second absorbent core layer.

7. the absorptive core of absorbent commodity is used for as claimed in claim 1, it is characterised in that：The intermediate fibrous layers are adopted PP, PET material are made.

8. the absorptive core of absorbent commodity is used for as claimed in claim 1, it is characterised in that：The intermediate fibrous layers are fluffy Loose non-woven fabrics.

9. the absorptive core of absorbent commodity is used for as claimed in claim 1, it is characterised in that：The upper integument and/or Lower integument is imitative bonded non-woven fabrics.

10. a kind of absorbent commodity, it is characterised in that：Including absorptive core as claimed in any one of claims 1-9 wherein.