CN206315196U - Absorbent commodity - Google Patents
Absorbent commodity Download PDFInfo
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- CN206315196U CN206315196U CN201620727728.9U CN201620727728U CN206315196U CN 206315196 U CN206315196 U CN 206315196U CN 201620727728 U CN201620727728 U CN 201620727728U CN 206315196 U CN206315196 U CN 206315196U
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- absorber
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Abstract
The absorber for possessing containing water-absorbing resins and not containing paper pulp fiber is provided, the absorbent commodity to urine etc. with excellent diffusivity and absorbability, absorber is located between the sheet member of absorbent commodity.Absorbent commodity 1 includes top-sheet 2, back sheet material 3 and positioned at absorbability laminate 10 between the two；Absorbability laminate 10 includes the first absorber 11 and the second absorber 21；The structure of first absorber 11 and the second absorber 21 is containing water-absorbing resins 14 and without paper pulp fiber between upside sheet material 12,22 and downside sheet material 12,23；The sealing portion 17,27 that upside sheet material 12,22 and downside sheet material 13,23 are engaged is provided with 1g/m2More than, 50g/m2Following water-absorbing resins；Upside sheet material 12,22 and the asynthetic non-sealing portion 16,26 of downside sheet material 13,23 are provided with 70g/m2More than, 500g/m2Following water-absorbing resins；Uptake zone 18,28 is formed with, the uptake zone 18 of the first absorber 11 and the uptake zone 28 of the second absorber 21 overlap.
Description
Technical field
The utility model is related to the absorbent commodities such as diaper (pad containing light incontinence), sanitary napkin, disposable urine napkin.
Background technology
At present, the absorbent commodity containing absorber is well known, and the absorber contains water imbibition tree between sheet material
Fat and paper pulp fiber is not contained.The absorbent commodity containing such absorber is for example disclosed in Japanese documentation 1-4.
Prior art literature
Patent document
Patent document 1：JP 2000-238161 publications.
Patent document 2：JP 2004-275225 publications.
Patent document 3：JP 2009-061230 publications.
Patent document 4：JP 2013-042882 publications.
Utility model content
The utility model problem to be solved
Absorber is constituted by containing water-absorbing resins between sheet material and not containing paper pulp fiber, and the absorber can be real
Existing high-selenium corn capacity and slim shaping, but then, the water-absorbing resins configured between sheet material once absorb urine etc.,
The water-absorbing resins will be swelled and gelation, it is possible to can be reduced the diffusivity of urine etc., or be difficult to absorb more urines
Deng the overall absorbability of reduction absorber.In view of the foregoing, the purpose of this utility model is to provide a kind of containing absorption
Body and the absorbent commodity to urine etc. with excellent diffusivity and absorbability, the absorber contain water suction between sheet material
Property resin and paper pulp fiber is not contained.
The means to solve the problem
It can solve the problem that the absorbent article of the present utility model of above-mentioned problem, it is characterised in that including top-sheet, back
Sheet material and positioned at the absorbability laminate between the rwo；Absorbability laminate includes the first absorber and configuration described first
Second absorber of the back sheet material side of absorber；The structure of first absorber is in the sheet material of upside first and downside first
Contain water-absorbing resins between material and do not contain paper pulp fiber, the first absorber has the sheet material of upside first and the sheet material of downside first
The sealing portion of engagement, and the sheet material of upside first and the asynthetic non-sealing portion of the sheet material of downside first；The structure of second absorber
To contain water-absorbing resins between the sheet material of upside second and the sheet material of downside second and not containing paper pulp fiber, the second absorber tool
There is the sealing portion of the second sheet material of upside and the engagement of the sheet material of downside second, and the sheet material of upside second and the sheet material of downside second are not engaged
Non- sealing portion；The sealing portion of first absorber and the sealing portion of the second absorber are configured with 1g/m2More than, 50g/m2Following
Water-absorbing resins；The non-sealing portion of first absorber and the non-sealing portion of the second absorber are configured with 70g/m2More than, 500g/m2
Following water-absorbing resins, form uptake zone；The uptake zone of first absorber and the uptake zone of the second absorber overlap.
Absorbent commodity of the present utility model includes being accumulated by the first absorber absorbability overlapping with the second absorber
Layer body, because the uptake zone of the first absorber and the uptake zone of the second absorber overlap, the water suction of absorbability laminate causes
The thickness increase of uptake zone in the vertical direction, easily forms space between the first absorber and the second absorber.Therefore, urinate
Liquid etc. easily spreads between the first absorber and the second absorber, and the being readily absorbed by property laminate such as urine absorbs rapidly.And
And by setting a small amount of water-absorbing resins in the sealing portion of each absorber, be swelled, seal along with the uptake zone of each absorber
The engagement of stop becomes easy releasing.Thus it is ensured that the space that water-absorbing resins of the configuration in uptake zone are swelled, it is easier to fill
Divide the absorbability in the water-absorbing resins of uptake zone using configuration.In addition it is possible to configure more water imbibitions in uptake zone
Resin, improves the absorptive capacity of absorbability laminate.
The sealing portion of first absorber preferably overlaps with the sealing portion of the second absorber.When the absorption of the first absorber
Area and the uptake zone of the second absorber overlap, and the sealing portion of the first absorber and the sealing portion of the second absorber are overlapping
During configuration, due to the water suction of absorbability laminate, therefore bigger sky is easily formed between the first absorber and the second absorber
Between, urine etc. easily spreads between the first absorber and the second absorber.
First absorber and the second absorber are preferably stamped in sealing portion respectively.If the first absorber and second absorbs
Body is stamped in sealing portion, then impression partial can make it that urine etc. easily spreads in the in-plane of each absorber, urine etc.
Being readily absorbed by property laminate absorbs rapidly.In addition, easily causing more multi-configuration in the suction of the first absorber and the second absorber
Water-base resin is used to absorb urine etc., it is possible to increase the absorbent properties of absorbability laminate.
The sealing portion of first absorber is provided with multiple, the whole length side of each comfortable first absorber side by side in the width direction
Continuous extension upwards；The sealing portion of second absorber in the width direction side by side provided with multiple, each comfortable second absorber it is whole
Continuously extend on length direction.Sealing portion is configured like this, and urine etc. easily spreads on the length direction of each absorber, urine
Deng easily being absorbed rapidly by each absorber.Furthermore it is possible to set the area of uptake zone larger, each absorber is easily improved
Absorptive capacity.
Preferably, the peel strength towards the first absorber length direction in the sealing portion of the first absorber is 0.5N/cm
More than, below 4.0N/cm；The peel strength towards the second absorber length direction in the sealing portion of the second absorber is 0.5N/
More than cm, below 4.0N/cm., will be easy because of the water suction of the first absorber and the second absorber by forming sealing portion like this
Release in the sheet material of upside first in sealing portion and the engagement of the sheet material of downside first and the sheet material of upside second and the sheet material of downside second
Engagement.
It is divided into central portion and centrally located portion two when the first absorber and the second absorber are third in the direction of the width respectively
When the right side and left side of side, the amount of the water-absorbing resins of right side and left side is arranged respectively at, preferably than configuring in
The amount of the water-absorbing resins in centre portion is few.By configuring more in the central portion of the first absorber and the width of the second absorber
Water-absorbing resins, urine etc. can be made easily to be absorbed rapidly by each absorber, at the same by reduce configuration first absorb
The amount of the water-absorbing resins of the right side and left side of body and the second absorber, it can be ensured that the expansion in the longitudinal direction such as urine
Dissipate property.
Utility model effect
Absorbent commodity of the present utility model includes being accumulated by the first absorber absorbability overlapping with the second absorber
Layer body, because the uptake zone of the first absorber and the uptake zone of the second absorber overlap, therefore the suction of absorbability laminate
Water causes the thickness increase of uptake zone in the vertical direction, easily forms space between the first absorber and the second absorber.
Therefore, urine etc. easily spreads between the first absorber and the second absorber, and the being readily absorbed by property laminate such as urine is rapid
Absorb.And by setting a small amount of water-absorbing resins in the sealing portion of each absorber, along with the uptake zone of each absorber
It is swelled, the engagement in sealing portion becomes easy releasing.Thus it is ensured that the space that water-absorbing resins of the configuration in uptake zone are swelled,
It is easier the absorbability for making full use of configuration in the water-absorbing resins of uptake zone.Furthermore it is also possible to configure more in uptake zone
Water-absorbing resins, it is possible to increase the absorptive capacity of absorbability laminate.
Brief description of the drawings
Fig. 1 represents the plan from the top-sheet unilateral observation of the diaper of absorbent commodity.
Fig. 2 represents the profile along II-II lines of the absorbent commodity shown in Fig. 1.
Fig. 3 represents the plan for eliminating a part for the absorbability laminate that the absorbent commodity shown in Fig. 1 is provided with.
Fig. 4 represents the profile along IV-IV lines of the absorbent commodity shown in Fig. 3.
Description of reference numerals
1：Absorbent commodity
2：Top-sheet
3：Back sheet material
10：Absorbability laminate
11：First absorber
12：The sheet material of upside first
13：The sheet material of downside first
14、24：Water-absorbing resins
16、26：Non- sealing portion
17、27：Sealing portion
18、28：Uptake zone
21：Second absorber
22：The sheet material of upside second
23：The sheet material of downside second
Embodiment
Absorbent commodity of the present utility model, including top-sheet, back sheet material and positioned at the absorption between the rwo
Property laminate.The embodiment of absorbent commodity of the present utility model includes diaper (pad containing light incontinence), disposable urine napkin, life
Reason sanitary napkin etc..
Absorbent commodity has length direction and width." length direction " refers to when dressing absorbent commodity, edge
The direction of the fore-and-aft direction extension of wearer crotch." width " refers to absorbent commodity at grade, with length
The orthogonal direction in direction.In addition, in the utility model, wearer side when " upside " refers to dress absorbent commodity, " under
The opposite side of wearer when side " refers to dress absorbent commodity, i.e. outside.It is upper to provide the direction extended from the upper side to the lower side
Lower direction.
Shape to absorbent commodity does not make special restriction.When absorbent commodity is diaper or sanitary napkin,
The shape of absorbability object includes approximate rectangle, hourglass shape, Pear-Shaped, shuttlecock plate shape etc..
When absorbent commodity is disposable urine napkin, absorbent commodity is exemplarily by preabdomen, back part and positioned at this
Between the two, the crotch for possessing absorbability laminate is constituted.As disposable urine napkin, for example, can be by preabdomen, back part
And absorbability body, the absorbability body are set in the skin side one side of the underpants part constituted positioned at the crotch between the rwo
Absorbability laminate is provided between top-sheet and back sheet material.At this moment, the shape of absorbability body includes approximate rectangle
Deng.As disposable urine napkin, can also by between top-sheet and back sheet material the laminate provided with absorbability laminate Lai
Form preabdomen, back part and positioned at the crotch between the rwo.In addition, being contacted when preabdomen is equivalent to wearing disposable urine napkin
The part of the belly side of wearer, the portion of the back side of contact wearer when back part is equivalent to wearing disposable urine napkin
Point.Crotch is located between preabdomen and back part, equivalent to the part of contact wearer crotch.
When absorbent commodity is disposable urine napkin, the disposable urine napkin can be provided with a pair of fixed components in left and right,
The opening disposable urine napkin of underpants shape is formed in wearing using the fixed component or waist opening portion is formed with
With the underpants type disposable diaper in a pair of leg opening portions.
Top-sheet is the sheet material positioned at wearer side when dressing absorbent commodity, is preferably provided with liquid permeability.Top
Sheet material can be using the non-woven fabrics constituted such as the hydrophilic fibre by cellulose, staple fibre, cotton, it would however also be possible to employ by gathering
The nonwoven that hydrophobic fibre alkene (such as polypropylene, polyethylene), polyester (such as PET), polyamide (such as nylon) is constituted
Cloth, and make its hydrophiling etc. using surfactant on the surface of the hydrophobic fibre.Knitted in addition, top-sheet can also be used
Cloth, volume cloth, apertured plastic film etc..
Back sheet material be dress absorbent commodity when be located at wearer's opposite side, the i.e. sheet material positioned at outside, it is excellent
Choosing possesses liquid-impermeable.Back sheet material can using for example by polyolefin (such as polypropylene, polyethylene), polyester (such as PET),
The non-woven fabrics that hydrophobic fibre polyamide (such as nylon) is constituted, it would however also be possible to employ plastic foil.Alternatively, it is also possible to use nonwoven
The laminate of cloth and plastic foil.It is liquid-impermeable that also there is hydrophobic implication in the utility model.
Underpants part can both have liquid permeability, it is possible to have liquid-impermeable, can use and can be used in top-sheet
Or the sheet material of back sheet material.Preferably, underpants part is formed by the overlapping outside sheet material on inside piece material；More preferably
Ground, is formed by the overlapping liquid-impermeable outside sheet material on hydrophilic inner side sheet material.
When each sheet material of the use non-woven fabrics as described above, non-woven fabrics is preferred to use spun-bonded non-woven fabrics, hot blast
Non-woven fabrics, point bonding non-woven fabrics (Port イ Application ト ボ Application De not Woven cloth), melt spraying non-woven fabrics, air-laid nonwoven fabrics, SMS non-woven fabrics.
Absorbability laminate includes the second absorber of the first absorber and configuration in its back sheet material side.First absorbs
Body and the second absorber overlap in the vertical direction, and the first absorber and the second absorber are preferably adjacent each other in above-below direction
Ground connection configuration.In addition in this manual, the first absorber and the second absorber are simply referred to as " absorber " respectively sometimes,
" absorber " refers to optional absorber from the first absorber and the second absorber.
The structure of first absorber is to contain water-absorbing resins and not between the sheet material of upside first and the sheet material of downside first
Contain paper pulp fiber.The structure of second absorber is to contain water-absorbing resins between the sheet material of upside second and the sheet material of downside second
And do not contain paper pulp fiber.In other words, the first absorber and the second absorber are configured with water-absorbing resins between sheet material respectively,
And it is not configured with paper pulp fiber.In addition, allowing in each absorber containing the paper pulp fiber that can not avoid being mixed into the fabrication process.
Because the first absorber and the second absorber contain water-absorbing resins between sheet material, but paper pulp fiber is not contained, therefore, it is possible to have
Slim shaping while having big absorptive capacity.
The configuration of upside first sheet material than the sheet material of downside first closer to top-sheet side.The sheet material of upside first and downside
First sheet material can be set as the sheet member of difference, can also be turned down by a sheet member, the side of turnover is as upper
The sheet material of side first, opposite side is used as the sheet material of downside first.The configuration of upside second sheet material than the sheet material of downside second closer to top
Sheet material side.The sheet material of upside second and the sheet material of downside second can be set as the sheet member of difference, can also be by a piece
Material part is turned down, and the side of turnover is as the sheet material of upside second, and opposite side is used as the sheet material of downside second.In addition in this specification
In, the sheet material of upside first and the sheet material of upside second are referred to as " upside sheet material " sometimes, sometimes by the sheet material of downside first and
The sheet material of downside second is referred to as " downside sheet material ".
The sheet material of upside first, the sheet material of downside first, each sheet material of the sheet material of upside second and the sheet material of downside second preferably have
Liquid permeability, such as the non-woven fabrics that can be constituted using the hydrophilic fibre by paper pulp, staple fibre, cotton, or by polyolefin
The non-woven fabrics that hydrophobic fibre (such as polypropylene, polyethylene), polyester (such as PET), polyamide (such as nylon) is constituted, but
Make its hydrophiling etc. using surfactant on the surface of the hydrophobic fibre.In addition, above-mentioned each sheet material can also using weaving cotton cloth,
Compile cloth, apertured plastic film etc..The sheet material of upside first, the sheet material of downside first, the sheet material of upside second and the sheet material of downside second are preferably adopted
Use non-woven fabrics.Non-woven fabrics is preferred to use spun-bonded non-woven fabrics, hot-wind nonwoven cloth, point bonding non-woven fabrics.
Water-absorbing resins can use the water-absorbing resins of the polyacrylics such as Sodium Polyacrylate；Starch-acrylonitrile graft
The water-absorbing resins of the starch such as copolymer, starch-acrylate graft copolymer, starch-acrylamide grafted copolymer；Poly- second
Water-absorbing resins of polyvinyl alcohol such as enol cross-linking agent (Port リ PVC ニ Le ア ル コ ー Le frame Bridge bodies) etc..From water-absorbing resins
From the point of view of high liquid absorption amount this point, it is preferred to use the water-absorbing resins of the polyacrylic such as Sodium Polyacrylate.
Shape (flat shape) to absorbability laminate and absorber does not make special restriction.These shapes can basis
Purposes is suitably chosen, such as can enumerate approximate rectangle, hourglass shape, Pear-Shaped, shuttlecock plate shape.In addition, from the appearance of manufacture
From the point of view of easy property this point, absorbability laminate and absorber are preferably in approximate rectangle.
First absorber has the sealing portion of the sheet material of upside first and the engagement of the sheet material of downside first, and the sheet material of upside first
With the asynthetic non-sealing portion of the sheet material of downside first.Second absorber has what the sheet material of upside second and the sheet material of downside second were engaged
Sealing portion, and the sheet material of upside second and the asynthetic non-sealing portion of the sheet material of downside second.Sealing portion connects by using adhesive
Lateral plate material and downside sheet material are closed, or heat merges (heat-sealing or ultrasonic bonds) and formed.When forming sealing portion on absorber,
The diffusion admittance of urine etc. is played a part of in sealing portion, urine etc. is easily spread on the in-plane of absorber.In addition, urine
Liquid etc. easily penetrates into downside by sealing portion on the upside of absorber.Therefore, the absorbability of absorbability laminate will be big
In the range of be efficiently utilized, urine etc. absorbs rapidly being readily absorbed by property laminate.
70g/m is configured in the non-sealing portion of first absorber and the non-sealing portion of the second absorber2More than, 500g/m2Below
Water-absorbing resins, formed uptake zone.Urine spread by sealing portion on the in-plane of absorber etc., is mainly configured
Water-absorbing resins in uptake zone are fixed.Configuration is preferably 150g/m in the amount of the water-absorbing resins of uptake zone2More than, more preferably
For 200g/m2More than, it is additionally preferred to it is 460g/m2Hereinafter, more preferably 420g/m2Below.When the water-absorbing resins of suction zones are matched somebody with somebody
It is set to 70g/m2During the amount of the above, the absorptive capacity of each absorber will be easily improved.On the other hand, when the water imbibition tree of suction zones
Fat is configured to 500g/m2During following amount, will be easier effectively using configuration the water-absorbing resins of uptake zone absorbability.
On the other hand, a small amount of water imbibition tree is configured with the sealing portion in the sealing portion of the first absorber and the second absorber
Fat, specifically, configures 1g/m2More than, 50g/m2Following water-absorbing resins.Configure the amount in the water-absorbing resins in sealing portion
Preferably 3g/m2More than, more preferably 5g/m2More than, it is additionally preferred to it is 45g/m2Hereinafter, more preferably 40g/m2Below.
The uptake zone and the uptake zone of the second absorber of first absorber of absorbability laminate overlap.When the first suction
When the uptake zone of acceptor and the uptake zone of the second absorber overlap, due to the water suction of absorbability laminate, therefore easily the
Space is formed between one absorber and the second absorber.If being explained, after absorbability laminate runs into urine etc.,
The water-absorbing resins configured between sheet material absorb water and are swelled, absorber thickness increase in the vertical direction, due in uptake zone
It is configured with further amounts of water-absorbing resins, therefore the degree that expands in the vertical direction of uptake zone of absorber is bigger.The opposing party
Face, because sealing portion is only configured with a small amount of water-absorbing resins, therefore the absorber in sealing portion is less swelled in the vertical direction.
Therefore, by the uptake zone and the uptake zone of the second absorber of first absorber that overlaps, due to the water suction of absorbability laminate,
Therefore the part for foring sealing portion between the first absorber and the second absorber easily forms space.Therefore, urine etc.
Easily spread between the first absorber and the second absorber, the being readily absorbed by property laminate such as urine absorbs rapidly.
Moreover, by configuring a small amount of water-absorbing resins in the sealing portion of absorber, can more efficiently make full use of
Configure the absorbability in the water-absorbing resins of uptake zone.If being explained, when the sealing portion configuration of absorber is a small amount of
Water-absorbing resins after, due to the water-absorbing resins water absorption and swelling in sealing portion so that the upside sheet material and downside sheet material in sealing portion
Engaging force die down, along with the water-absorbing resins water absorption and swelling due to uptake zone, uptake zone in the vertical direction thickness increase,
Suffering from this upside sheet material and downside sheet material in sealing portion becomes to be easily peeled off.Therefore, because sealing portion debonding so that inhale
Receiving the water-absorbing resins in area ensures the space being swelled, and will easily make full use of absorption energy of the configuration in the water-absorbing resins of uptake zone
Power.Furthermore it is possible to configure more water-absorbing resins in uptake zone, the absorptive capacity of absorber will be improved.
The sealing portion of first absorber preferably overlaps with the sealing portion of the second absorber.When the absorption of the first absorber
Area and the uptake zone of the second absorber overlap, and the sealing portion of the first absorber and the sealing portion of the second absorber are overlapping
During configuration, due to the water suction of absorbability laminate, therefore bigger sky is easily formed between the first absorber and the second absorber
Between, urine etc. easily spreads between the first absorber and the second absorber.
In addition, as described in the foregoing description, the sealing portion of the first absorber is preferably formed into just may be such that upside by water suction
First sheet material and downside the first sheet material debonding, the sealing portion of the second absorber is preferably formed into just may be such that by water suction
The sheet material of side second and downside the second sheet material debonding.
In order that the upside sheet material and downside sheet material in sealing portion by the water suction of absorber just can debonding, can be with disconnected
Continuous mode bonds upside sheet material and downside sheet material, or engages upside sheet material and downside sheet material with the thermal welding of weak bonding force.
When using the former, adhesive is preferably coated into for example netted, banding or shape is spread, engagement upside sheet material and downside sheet material.
When adhesive coating is reticulated, it is possible to use curtain spray-on process (カ ー テ Application ス プ レ ー methods), spiral coating process (ス パ
イ ラ ル コ ー テ ィ Application グ methods), the coating adhesive such as Omega coating process (オ メ ガ コ ー テ ィ Application グ methods).When using the latter
When, thermal welding can be carried out with than relatively low temperature (near the fusing point of upside sheet material and downside sheet material), or in interrupted mode
Sheet material and downside sheet material on the upside of thermal welding, or be set to the pressure being applied on upside sheet material and downside sheet material in thermal welding
It is weaker.
In uptake zone, water-absorbing resins are preferably fixed on upside sheet material and/or downside sheet material by adhesive.Namely
Say, be preferably coated with adhesive on upside sheet material and/or downside sheet material, be provided with adhesive phase, water-absorbing resins pass through viscous
Mixture layer is fixed on upside sheet material and/or downside sheet material.Adhesive phase can be arranged on water-absorbing resins upside sheet material and
On at least one of downside sheet material, it is preferably located on upside both sheet material and downside sheet material.Water-absorbing resins can be with least one
Divide and fix over the binder layer, for example, the water-absorbing resins that can will abut against adhesive phase are fixed over the binder layer.Work as water suction
Property resin by adhesive phase be fixed on upside sheet material and/or downside sheet material on when, water-absorbing resins water suction before, water imbibition tree
Fat is difficult to move between upside sheet material and downside sheet material, easily gives full play to the absorbability of absorber.Even in water imbibition
After resin water suction, the water-absorbing resins of gelation are not easy to move between upside sheet material and downside sheet material, final water imbibition tree
Fat becomes bulk and is also not easy to bring sense of discomfort to wearer.
Preferably, while adhesive phase fixes water-absorbing resins, the water suction of without prejudice to water-absorbing resins and it is swelled.According to
This point, preferably sets adhesive phase in interrupted form, is coated with to be formed preferably for example by netted, banding or distribution shape
Adhesive phase.When the webbed adhesive phase of shape, it is possible to use curtain spray-on process, spiral coating process, Omega coating process etc.
Coating adhesive.The adhesive of uptake zone integrally can be coated with to be formed with the adhesive for forming sealing portion, by applying like this
Cloth adhesive, the water-absorbing resins not only configured in absorber very well and can be easily fixed at upside sheet material and/or hypopleurite
On material, the manufacture of absorber will also be more prone to.
Form the adhesive of the adhesive phase of uptake zone or form the adhesive in sealing portion, can using natural rubber class,
The rubber adhesives such as butyl type rubber, polyisoprene；Styrene-isoprene-styrene copolymer block copolymer
(SIS), SBS (SBS), styrene-ethylene-butylene-styrene block copolymer
(SEBS), the styrenic elastomer such as styrene ethylene-propylene-ethylene block copolymer (SEPS)；Ethylene-vinyl acetate is total to
Polymers (EVA)；Ethylene octane copolymer etc..These adhesives both can be only used, or two or more may be used.Its
In, preferably use rubber adhesive and styrenic elastomer.
Configuration to uptake zone does not make special limitation, and uptake zone preferably is configured into island or banding.When so
When uptake zone is set, the diffusivity in absorber such as urine is not only increased, the uptake zone for being located at absorber integrally can
Contribute to the absorption of urine etc. well.
When uptake zone is arranged into island, at least two uptake zones are preferably provided with, each uptake zone is surrounded by sealing portion respectively.
When configuring sealing portion like this, urine etc. easily spreads along the in-plane of absorber, and it is rapid that urine etc. is readily absorbed by body
Absorb.
When uptake zone setting is become band, at least two uptake zones are preferably set in the way of extending along its length.
In this case, the sealing portion extended along its length is preferably provided with, so as to split uptake zone in the direction of the width.It is specific and
Speech, the sealing portion of the first absorber is preferably provided with multiple, the whole length side of each comfortable first absorber side by side in the width direction
Continuous extension upwards, the sealing portion of the second absorber is preferably provided with multiple side by side in the width direction, each comfortable second absorber
Whole length continuously extends on direction.Configuration uptake zone or sealing portion like this, urine etc. is easily along the length direction of absorber
Spread, urine etc. is readily absorbed by body and absorbed rapidly.Furthermore it is possible to set the area of uptake zone larger, easily improve and inhale
The absorptive capacity of acceptor.
When uptake zone is configured into banding, it is preferable that sealing portion is separately positioned on the side of the width of absorber
End and opposite side end (two ends sealing portion), while be arranged far from the width of absorber both ends (center
Sealing portion).By two ends sealing portion, the two ends for being prevented from water-absorbing resins from the width of absorber come off.Can also
Multiple central sealing portions are set up in parallel along the width of absorber.
It is preferred that uptake zone is configured into banding.When uptake zone is configured into banding, the width in each sealing portion is preferably set
In 1mm-15mm scope.In addition, the width of each uptake zone is preferably set to 5mm-25mm scope.
When the sealing portion of absorber is in the width direction side by side provided with multiple, connect on the whole length direction of each comfortable absorber
Renew when stretching, the peel strength towards length direction in sealing portion is preferably more than 0.5N/cm, below 4.0N/cm.It is i.e. preferred
Ground, the peel strength towards the first absorber length direction in the sealing portion of the first absorber is more than 0.5N/cm, 4.0N/cm
Below；The peel strength towards the second absorber length direction in the sealing portion of the second absorber is more than 0.5N/cm, 4.0N/
Below cm.The peel strength in sealing portion is more preferably more than 1.0N/cm, is further preferred that more than 1.5N/cm, in addition, more excellent
Choosing is below 3.5N/cm, is further preferred that below 3.0N/cm.By forming sealing portion like this, absorber water suction will cause
The engagement of the upside sheet material and downside sheet material in sealing portion becomes easy releasing.
The peeling force in sealing portion according to JIS K 6854-3 (version in 2008) stripping joint strength test method (T-shaped shell
From), determine the state before absorber water suction.By absorber be cut into 25mm it is wide × 100mm length, obtain the test film (length of test film
Spend direction consistent with the length direction of absorber), the test film is peeled off with 300mm/ points of peeling rate along its length, envelope is sought
The average value (Average peel force) of the peeling force of stop.With obtained Average peel force divided by the width in sealing portion, this is calculated
The peel strength in the sealing portion of test film.Above-mentioned experiment is implemented to 5 test films, the stripping that its average value is absorber is tried to achieve
Intensity.
First absorber and the second absorber are preferably stamped in sealing portion respectively.When absorber is stamped in sealing portion
When, urine etc. easily spreads in the part being stamped along the in-plane of absorber, and is readily absorbed by body and absorbs rapidly, simultaneously
The water-absorbing resins of more configurations on the absorbent body easily participate in the absorption to urine etc., it is possible to increase the absorption of absorber
Ability.In addition, by adjusting pressure during impressing absorber, the engaging force in sealing portion can be adjusted.
It is divided into central portion and centrally located portion two when the first absorber and the second absorber are third in the direction of the width respectively
When the right side and left side of side, the amount of the water-absorbing resins of right side and left side is arranged respectively at, preferably than configuring in
The amount of the water-absorbing resins in centre portion is few.More water-absorbing resins are configured by the central portion of the width in absorber, can
So that urine etc. is easily absorbed rapidly by absorber, and by reducing configuration on the right side of the first absorber and the second absorber
The amount of the water-absorbing resins of portion and left side, it can be ensured that the diffusivity in the longitudinal direction such as urine.
Absorbability laminate can also include the absorption in addition to the first absorber and the second absorber of described above
Body.For example, in the back sheet material side of the first absorber and the second absorber, being also provided with the 3rd other absorber.The
The structure of three absorbers can as the first absorber or the second absorber, the sheet material of upside the 3rd and the sheet material of downside the 3rd it
Between containing water-absorbing resins and do not contain paper pulp fiber.In such a situation it is preferred to form the 3rd sheet material of upside and downside the 3rd
The sealing portion of sheet material engagement, and the sheet material of upside the 3rd and the asynthetic non-sealing portion of the sheet material of downside the 3rd.In addition, the 3rd absorbs
Body can also contain hydrophilic fibre (paper pulp fiber, cellulose fibre etc.) and water-absorbing resins.In this case, for example,
Water-absorbing resins can be mixed or are dispersed into the aggregate of hydrophilic fibre.Pass through the 3rd absorption that will be formed like this
Body is arranged on the back sheet material side of the first absorber and the second absorber, is prevented to the first absorber and the second absorber
The urine etc. of downside transfer leaked through back sheet material.
Absorbability component preferably sets flap in the both sides of width.By setting flap, urine etc. is prevented from
Side leakage.For example, flap is formed by the both sides joint side sheet material of the width in top-sheet, the side sheet material is along length
Direction extends, and the inner side of the width of the side sheet material is provided with elastomeric element.By setting such side sheet material and elasticity
Part, makes flank be erected in the inside of width towards the skin of wearer using the convergent force of elastomeric element, forms flap.
Flap or side sheet material are preferably made up of liquid-impermeable plastic foil or liquid-impermeable non-woven fabrics etc..
The elastomeric element being arranged on flap can be used for using polyurethane line, polyurethane film, natural rubber etc. are common
The elastic flexible material of absorbent commodity.Elastomeric element is preferably fixed using hotmelt in a stretched state.For example, by fibre
Fibre number 100-2500dtex polyurethane line drawing is to 1.1-5.0 times of multiplying power, then sets and fix.Engagement means are preferred to use
The hotmelt of rubber-like.In addition, unstretched condition is defined as 1.0 times by above-mentioned multiplying power.
It is described with reference to the constructive embodiment of absorbent commodity of the present utility model.In addition, of the present utility model absorb
Property article is not limited by embodiment shown in the drawings.
Fig. 1 represents the plan of the diaper from top-sheet unilateral observation absorbent commodity.Fig. 2 represents the suction shown in Fig. 1
The profile along II-II lines of acceptor article.Fig. 3 represents absorber (the first absorption that the absorbent article shown in Fig. 1 is provided with
Body) clipped plan, Fig. 4 represents profile of the absorber along IV-IV lines shown in Fig. 3.In the accompanying drawings, arrow
Symbol x, y, z represents width, length direction and the above-below direction of absorbent commodity or absorber respectively.
Absorbent commodity 1 includes top-sheet 2, back sheet material 3 and positioned at the absorbability laminate 10 between both.Top
Portion's sheet material 2 is configured to the skin towards wearer, can be through excretas such as urines.Inhaled through the excreta of top-sheet 2
The property received laminate 10 is housed.Back sheet material 3 prevents excreta to External leakage.
Absorbability laminate 10 includes the second absorber 21 of the first absorber 11 and configuration in its side of back sheet material 3
(reference picture 2).With reference to Fig. 3 and Fig. 4, the constructive embodiment of the first absorber 11 is described in detail.
The structure of first absorber 11 is to contain water imbibition tree between the first sheet material of upside 12 and the first sheet material of downside 13
Fat 14 but paper pulp fiber is not contained, the first absorber has the sealing portion that the first sheet material of upside 12 and the first sheet material of downside 13 are engaged
17, and the first sheet material of upside 12 and the asynthetic non-sealing portion 16 of the first sheet material of downside 13.70g/ is configured in non-sealing portion 16
m2More than, 500g/m2Following water-absorbing resins 14, form uptake zone 18.In first absorber 11 shown in the drawings, in upside
Adhesive formation adhesive phase 15 is respectively coated on first sheet material 12 and the first sheet material of downside 13, by adhesive phase 15, will be inhaled
Water-base resin 14 is fixed on the first sheet material 12 of upside and the first sheet material of downside 13.On the other hand, sealing portion 17 is by upside first
Sheet material 12 and the first sheet material of downside 13 are bonded with each other and formed by adhesive phase 15.In sealing portion 17,1g/m is configured2With
On, 50g/m2Following water-absorbing resins.Further, since configuration is less in the amount of the water-absorbing resins in sealing portion 17, on accompanying drawing
Eliminate water-absorbing resins of the configuration in sealing portion 17.
Fig. 3 and Fig. 4 illustrate the constructive embodiment of the first absorber, but Fig. 3 and Fig. 4 are applied equally to the second absorber
Constructive embodiment.Therefore the explanation on the second absorber 21 is identical with the described above on the first absorber 11.But,
By " the first absorber 11 ", " sheet material 12 " of upside first, " sheet material 13 " of downside first, " water-absorbing resins 14 ", " adhesive phase
15 ", " non-sealing portion 16 ", " sealing portion 17 ", " uptake zone 18 " replaces with " the second absorber 21 ", " sheet material of upside second respectively
22 ", " sheet material 23 " of downside second, " water-absorbing resins 24 ", " adhesive phase 25 ", " non-sealing portion 26 ", " sealing portion 27 ", " suction
Receive area 28 ".
As shown in Fig. 2 the absorption of the absorber 21 of uptake zone 18 and second of the first absorber 11 of absorbability laminate 10
Area 28 overlaps.Absorbability laminate 10 can cause uptake zone 18,28 by such structure, the water suction of absorbability laminate 10
Towards above-below direction z expansions, easily space is formed between the first absorber 11 and the second absorber 21.Therefore, urine etc. is held
Easily spread between the first absorber 11 and the second absorber 21, the being readily absorbed by property laminate 10 such as urine absorbs rapidly.And
And, by configuring a small amount of water imbibition tree in the sealing portion 27 of the absorber 21 of sealing portion 17 and second of the first absorber 11
Fat, with being swelled for uptake zone 18,28, the engagement in sealing portion 17,27 becomes easy releasing.Thus it is ensured that uptake zone 18,28
Water-absorbing resins 14,24 the space being swelled, easily make full use of configuration uptake zone 18,28 water-absorbing resins 14,24
Absorbability.Furthermore it is possible to configure more water-absorbing resins 14,24 absorbing field 18,28, it is possible to increase absorbability is accumulated
The absorptive capacity of layer body 10.
In fig. 2, the sealing portion 17 of the first absorber 11 and the sealing portion 27 of the second absorber 21 overlap.When first
The uptake zone 18 of absorber 11 and the uptake zone 28 of the second absorber 21 overlap, and the sealing portion 17 of the first absorber 11
When being overlapped with the sealing portion 27 of the second absorber 21, absorbed water by absorbability laminate 10, easily in the first absorber 11
And second form bigger space between absorber 21, urine etc. easily expands between the first absorber 11 and the second absorber 21
Dissipate.
As shown in figure 3, preferably x is provided with multiple, each leisure side by side in the width direction in the sealing portion 17 of the first absorber 11
Continuous extension on the whole length direction y of first absorber 11；The sealing portion 27 of second absorber 21 preferably in the width direction x
Side by side provided with multiple, continuous extension on the whole length direction y of each comfortable second absorber 21.Like this configuration sealing portion 17,
27, easily y spreads urine etc. along its length, and urine etc. is easily absorbed rapidly by the first absorber 11 and the second absorber 21.
Furthermore it is possible to set the area of uptake zone 18,28 larger, the suction of the first absorber 11 and the second absorber 21 is easily improved
Collecting amount.
First absorber 11 and the second absorber 21 are preferably stamped in sealing portion 17,27 respectively.When the first absorber 11
It is stamped in sealing portion 17, the second absorber 21 is stamped in sealing portion 27, then urine etc. is easily along the first absorber 11 and the
The in-plane diffusion of two absorbers 21, is easily promptly absorbed by the first absorber 11 and the second absorber 21.In addition, configuration
More contribute to absorb urine etc. in the water-absorbing resins of the first absorber 11 and the second absorber 21, it is possible to increase laminate
10 absorbent properties.
As shown in figs 2-4, the first absorber 11 and the second absorber 21 is third on width x respectively is divided into center
When the right side and left side of portion and centrally located portion both sides, the water-absorbing resins of right side and left side are arranged respectively at
Amount is preferably fewer than configuring amount in the water-absorbing resins of central portion.It is shown with reference to the accompanying drawings, by the center for increasing width x
The Set scale of the uptake zone 18,28 in portion, the water imbibition tree for configuring the central portion of the first absorber 11 and the second absorber 21
The amount of fat, more than the amount in right side and the water-absorbing resins of left side configuration.By like this in the first absorber 11 and
Two absorbers 21 configure water-absorbing resins, urine etc. is easily absorbed rapidly by the first absorber 11 and the second absorber 21, also
It is able to ensure that the diffusivity on length direction y.
As shown in Figure 2, it is preferable that provided with upper between top-sheet 2 and absorbability laminate 10 (the first absorber 11)
Side lining paper 4, is provided with downside lining paper 5 between back sheet material 3 and absorbability laminate 10 (the second absorber 21).Upside is set to serve as a contrast
The purpose of paper 4 and downside lining paper 5 is to improve the diffusivity of urine etc., is unlikely to deform absorbability laminate 10.Upside lining paper 4
It is preferred that with liquid permeability, downside lining paper 5 can both have liquid permeability, it is possible to have liquid-impermeable.Upside lining paper 4 and downside lining
Paper 5 can use toilet paper, Japan tissue paper (Bao Leaf Paper), crimped paper etc..
Absorbent commodity 1 preferably top-sheet 2 width x both sides, provided with y along its length extend side
Sheet material 6.Side sheet material 6 is engaged at junction surface 7 with top-sheet 2.In Fig. 1, Fig. 2, each width x of sheet material 6 in side
Inside portion erected provided with 3 with elastomeric element 8.When using absorbent commodity 1, by erecting the convergent force with elastomeric element 8
So that the inside portion of side sheet material 6 is erected towards the skin direction of wearer, therefore prevent the side leakage of the excretas such as urine.
Claims (6)
1. absorbent commodity, including top-sheet, back sheet material and positioned at the absorbability laminate between the rwo, its feature exists
In：
The absorbability laminate includes the second absorber of the first absorber and configuration in its back sheet material side；
The structure of first absorber is to contain water-absorbing resins and not between the sheet material of upside first and the sheet material of downside first
Containing paper pulp fiber, first absorber has the sealing portion of the sheet material of upside first and the engagement of the sheet material of downside first, Yi Jishang
The sheet material of side first and the asynthetic non-sealing portion of the sheet material of downside first；
The structure of second absorber is to contain water-absorbing resins and not between the sheet material of upside second and the sheet material of downside second
Containing paper pulp fiber, second absorber has the sealing portion of the sheet material of upside second and the engagement of the sheet material of downside second, Yi Jishang
The sheet material of side second and the asynthetic non-sealing portion of the sheet material of downside second；
The sealing portion of first absorber and the sealing portion of second absorber are configured with 1g/m2More than, 50g/m2Following
Water-absorbing resins；
The non-sealing portion of first absorber and the non-sealing portion of second absorber are configured with 70g/m2More than, 500g/m2
Following water-absorbing resins, form uptake zone；
The uptake zone of first absorber and the uptake zone of second absorber overlap.
2. absorbent commodity according to claim 1, the sealing portion of first absorber and second absorber
Sealing portion overlaps.
3. absorbent commodity according to claim 1 or 2, first absorber and second absorber are respectively in envelope
Stop is stamped.
4. absorbent commodity according to claim 1 or 2, the sealing portion of first absorber is set side by side in the width direction
Have multiple, continuously extend on the whole length direction of each comfortable first absorber；
The sealing portion of second absorber is provided with multiple, the whole length side of each comfortable second absorber side by side in the width direction
Continuous extension upwards.
5. absorbent commodity according to claim 4, the sealing portion of first absorber it is long towards the first absorber
The peel strength for spending direction is more than 0.5N/cm, below 4.0N/cm；
The peel strength towards the second absorber length direction in the sealing portion of second absorber is more than 0.5N/cm,
Below 4.0N/cm.
6. absorbent commodity according to claim 1 or 2, when first absorber and second absorber exist respectively
On width it is third be divided into central portion and centrally located portion both sides right side and left side when, be arranged respectively at right side and
The amount of the water-absorbing resins of left side, less than the amount configured in the water-absorbing resins of central portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727728.9U CN206315196U (en) | 2016-07-08 | 2016-07-08 | Absorbent commodity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727728.9U CN206315196U (en) | 2016-07-08 | 2016-07-08 | Absorbent commodity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206315196U true CN206315196U (en) | 2017-07-11 |
Family
ID=59262706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620727728.9U Active CN206315196U (en) | 2016-07-08 | 2016-07-08 | Absorbent commodity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206315196U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019136150A (en) * | 2018-02-06 | 2019-08-22 | 王子ホールディングス株式会社 | Absorbent article |
| CN112351761A (en) * | 2018-05-24 | 2021-02-09 | 株式会社大赛璐 | Absorbent body and absorbent article |
-
2016
- 2016-07-08 CN CN201620727728.9U patent/CN206315196U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019136150A (en) * | 2018-02-06 | 2019-08-22 | 王子ホールディングス株式会社 | Absorbent article |
| CN112351761A (en) * | 2018-05-24 | 2021-02-09 | 株式会社大赛璐 | Absorbent body and absorbent article |
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