CN108024887B

CN108024887B - The manufacturing method of tablet and tablet

Info

Publication number: CN108024887B
Application number: CN201680053224.6A
Authority: CN
Inventors: 蔵前亮太; B·L·穆罕默德诺尔萨勒于丁; 小林贤司
Original assignee: Kao Corp
Current assignee: Kao Corp
Priority date: 2015-10-07
Filing date: 2016-10-06
Publication date: 2019-07-02
Anticipated expiration: 2036-10-06
Also published as: KR20180048708A; JP6193328B2; CN108024887A; GB201804072D0; DE112016004589T5; KR101909425B1; GB2557151A; JP2017070498A; DE112016004589B4; GB2557151B; RU2670053C1; WO2017061566A1

Abstract

The present invention provides a kind of tablet (1) of absorbent commodity, it includes multiple absorbability units (4), the absorbability unit (4) include strip matrix part (2) and be fixed on strip matrix part (2) a face surface water-absorbing polymeric particles (3).In tablet (1), each absorbability unit (4) arranges in such a way that it is longitudinally oriented a direction.Water-absorbing polymeric particles (3) absorb before liquid, water-absorbing polymeric particles (3) are fixed on the surface in a face of strip matrix part (2), and are fixed on the side edge part (2s) along longitudinal direction of strip matrix part (2).

Description

The manufacturing method of tablet and tablet

Technical field

The present invention relates to the manufacturing methods of tablet used in absorbent commodity and the tablet.

Background technique

In general, absorber used in the absorbent commodities such as disposable diaper, sanitary napkin, incontinence pad is as follows Manufacture: make with air stream and include that the raw material of absorber of paper pulp fiber and water absorbent polymer attracts and is deposited in and is formed in The recess portion of the outer peripheral surface of going barrel is then wrapped the fiber accumulations body of accumulation in this recess using the sheet material of water penetration It covers.But there are many weight of the weight ratio paper pulp fiber of water absorbent polymer weight, the dispersion of water absorbent polymer is easy to become not Uniformly.In absorber non-uniform in this way, it is easy to produce the swelling obstruction that gel blocks (Gel Blocking) etc., it cannot be maximum Play to limit the absorbent properties of water absorbent polymer.

A kind of body fluid absorbent is recorded in patent document 1, it is following to be formed: two pieces are carried out using multiple fixed parts Fixed, the continuous gallery space on formation length direction between adjacent fixed part, configuring in each gallery space to include The absorbing material that the body liquid absorptive material of high water absorbency polymer is obtained relative to shrinkage material integration.According to patent text Body fluid absorbent documented by offering 1 can effectively utilize absorber entirety.

In addition, recording a kind of absorbent commodity with following absorber in patent document 2, the absorber is in excretory portion Counterpart has the excretory portion gap zone for being formed as dispersity along longitudinal longitudinal slot, and horizontal and vertical at its Central portion has central gap zone.According to absorbent commodity documented by patent document 2, wearing feeling can be improved.

In addition, recording a kind of absorbent commodity in patent document 3, match at spaced intervals with slots more than four rows The absorber set.According to absorbent commodity documented by patent document 3, the rigidity of absorber can be mitigated, and improves absorbability.

Existing technical literature

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2002-224162 bulletin

Patent document 2: Japanese Unexamined Patent Publication 2015-42244 bulletin

Patent document 3: Japanese Unexamined Patent Publication 63-18122 bulletin

Summary of the invention

The present invention relates to a kind of tablets of absorbent commodity comprising multiple absorbability units, the absorbability unit Strip matrix part is included, has lateral, length than the lateral long longitudinal direction and thickness direction；Be fixed on the strip The water-absorbing polymeric particles on the surface in one face of matrix part, in the tablet, respectively the absorbability unit is longitudinal at least with it Mode facing one direction arranges.

Before above-mentioned water-absorbing polymeric particles absorb liquid, above-mentioned water-absorbing polymeric particles are fixed on above-mentioned strip The surface in the said one face of shape matrix part, and be fixed on the strip matrix part along above-mentioned longitudinal side edge part.

The invention further relates to a kind of manufacturing method of the tablet of absorbent commodity, which includes multiple absorbabilities Unit, the absorbability unit include strip matrix part, have lateral, length than the lateral long longitudinal direction and thickness direction； With the water-absorbing polymeric particles on the surface in a face for being fixed on the strip matrix part, in the tablet, each absorbability Unit arranges in such a way that its longitudinal direction is at least towards a direction, before above-mentioned water-absorbing polymeric particles absorb liquid, on The surface that water-absorbing polymeric particles are fixed on the said one face of above-mentioned strip matrix part is stated, and is fixed on the strip base Body portion along above-mentioned longitudinal side edge part.The manufacturing method of tablet of the invention includes: cutting action, cut substrate sheets and Form multiple above-mentioned strip matrix parts；Expanding process, to the multiple above-mentioned strip matrix parts formed in the cutting action, benefit The adjacent mutual interval of strip matrix part is widened with expanding portion；Process is spread with water-absorbing polymeric particles, to passing through Multiple above-mentioned strip matrix parts that the expanding process has been widened behind the adjacent mutual interval of strip matrix part are spread State water-absorbing polymeric particles.

Detailed description of the invention

Fig. 1 is the sectional view for schematically showing an embodiment of tablet for absorbent commodity of the invention, Illustrate that water-absorbing polymeric particles absorb the state before liquid；

Fig. 2 is that the water-absorbing polymeric particles schematically shown in tablet shown in FIG. 1 absorb liquid and are swollen The sectional view of state；

Fig. 3 is the perspective view from upper surface unilateral observation tablet shown in FIG. 1；

Fig. 4 is the skeleton diagram for indicating an embodiment of manufacturing device for tablet shown in FIG. 1；

Fig. 5 is the approximate stereogram for the substrate sheets cutting part that manufacturing device shown in Fig. 4 has；

Fig. 6 is the approximate stereogram in the expanding portion that manufacturing device shown in Fig. 4 has；

Fig. 7 is to illustrate water suction from the perspective view of another embodiment of upper surface unilateral observation tablet of the invention Property polymer beads absorb liquid before state (figure corresponding to Fig. 3).

Specific embodiment

Absorber documented by patent document 1 is in each gallery space that the portion of being fixed is fixed and is formed configured with comprising height The absorbing material of water absorbent polymer, therefore, even if high water absorbency polymer absorbs body fluid and is swollen, it is also difficult to thickness direction It is mobile, the absorbent properties of high water absorbency polymer cannot be played to the maximum extent.

In addition, to not any in the position of the fixed water absorbent polymer of component formed by slot in patent document 2 and 3 It records.

Therefore, the present invention provides a kind of tablet that can eliminate above-mentioned prior art disadvantage.The present invention also mentions The manufacturing method of the tablet of this prior art disadvantage can be eliminated for one kind.

Hereinafter, being illustrated while referring to attached drawing to the present invention is based on its preferred embodiments.

Tablet of the invention is used for absorbent commodity.Absorbent commodity keeps the excretion such as urine or menses commonly used in absorbing Body fluid.It include such as disposable diaper, sanitary napkin, incontinence protection, however, not limited to this, extensively in absorbent commodity Including the article for absorbing the liquid being discharged from human body.

For typical case, skin phase that above-mentioned absorbent commodity includes the absorber of liquid retainability, is configured at the absorber The positive dough sheet of opposite side, back sheet of the non-skin with respect to surface side for being configured at the absorber.Moreover, the absorber has the present invention Tablet and coat the tablet liquid permeability clad sheet.That is, tablet of the invention is as example saturating by liquid The absorber of the clad sheet cladding for the property crossed, is used for absorbent commodity.In addition, in absorbent commodity, it can also be in the flesh of absorber At least one party of skin opposite face and non-skin opposite face configures so-called secondary synusia.

As positive dough sheet, back sheet and clad sheet, without special limitation using usually used in the technical field Material.For example, being able to use the penetration by liquid such as the various non-woven fabrics for implementing hydrophilicity-imparting treatment, apertured film as positive dough sheet The piece of property.In addition, as back sheet, it is able to use the liquid such as the film of thermoplastic resin or the layered product of the film and non-woven fabrics not The piece of permeability or water-repellancy.Back sheet also can have water vapo(u)r transmission.In addition, being able to use and passing through as clad sheet Tissue paper (toilet paper), non-woven fabrics of liquid permeability that wet type copy paper method manufactures etc..In addition, above-mentioned absorbent commodity can also be with Also there are various parts corresponding with the specific purposes of the absorbent commodity.This component is to those skilled in the art It is well known.It, can be in front such as in the case where absorbent commodity is applied to disposable diaper or sanitary napkin Left and right sides portion configuration a pair of on piece or two pairs or more of leakage-proof turnup.

It is illustrated in Fig. 1 and Fig. 2 and schematically shows the preferred embodiment as tablet of the invention Tablet 1 is (hereinafter, also referred to as " tablet 1 ".) sectional view.Tablet 1 shown in FIG. 1 indicates water-absorbing polymeric particles State before absorbing liquid is (hereinafter, be also referred to as " state before use ".).In addition, tablet 1 shown in Fig. 2 indicates to inhale Polymerizable aqueous composition granule absorbing liquid body and be swollen state (hereinafter, also referred to as " state after swelling ".).Here, after swelling State refer to, temperature be adjusted in 25 DEG C of physiological saline (0.9 mass % sodium-chloride water solution) by tablet 1 impregnate 60 The state of water-absorbing polymeric particles after minute.In addition, indicating the perspective view of the tablet 1 of the state before use in Fig. 3.

Tablet 1 shown in FIG. 1 include multiple absorbability units 4, the absorbability unit 4 include have laterally (X-direction), The strip matrix part 2 of length longitudinal direction (Y-direction) longer than lateral (X-direction) and thickness direction (Z-direction)；And it is fixed on The water-absorbing polymeric particles 3 on the surface in one face of strip matrix part 2 are (hereinafter, also referred to as " water absorbent polymer 3".), tablet 1 is arranging each absorbability unit 4 and shape in such a way that its longitudinal (Y-direction) is at least towards a direction At.Here, the transverse direction (X-direction) of strip matrix part 2, longitudinal (Y-direction) and thickness direction (Z-direction) and absorbability unit 4 Transverse direction (X-direction), longitudinal (Y-direction) it is consistent with thickness direction (Z-direction), the transverse direction (X in present embodiment, with tablet 1 Direction), longitudinal (Y-direction) it is also consistent with thickness direction (Z-direction) (reference Fig. 3).In addition, the longitudinal direction (Y-direction) of tablet 1 with Wear have tablet 1 absorbent commodity when wearer front-rear direction it is consistent.

Tablet 1 shown in FIG. 1 is by the longitudinal direction (Y-direction) with absorbability unit 4 towards the longitudinal direction (side Y of tablet 1 To) mode arrange multiple absorbability units 4 and form (referring to Fig. 3).In the cross of strip matrix part 2 (absorbability unit 4) To in (X-direction) between adjacent absorbability unit 4,4, from the movement of absorbability unit 4 be easy from the viewpoint of, for there is no Intervene the state of object.That is, absorbability unit 4 becomes the state that do not surrounded by intervention object.In Fig. 1 and Fig. 2, as strip matrix The upper surface of the one side in portion 2 is the skin opposite face opposite with the skin of wearer, the another side as strip matrix part 2 Lower surface is the non-skin opposite face opposite with back sheet.That is, the face of the opposite side of one side is exactly another side.

Be formed as longer rectangular shape on longitudinal Y in the state that the absorbability unit 4 of tablet 1 is before use.It absorbs The length Lx of the lateral X of property unit 4 is preferably 0.5mm or more 10mm hereinafter, further preferably 1mm or more 5mm or less.It absorbs Property unit 4 longitudinal Y length Ly relative to the length Lx of lateral X be preferably 20 times or more 200 times hereinafter, further preferably 40 times or more 80 times or less.To meet the multiplying power as condition, the length Ly of longitudinal Y of absorbability unit 4 is preferably 10mm or more 500mm is hereinafter, further preferably 200mm or more 400mm or less.Absorbability unit 4 forms elongated shape in this way.

In present embodiment, water-absorbing polymeric particles 3 are fixed in the side edge part of strip matrix part, therefore, are absorbed The length Lx of the lateral X of property unit 4 is preferably 0 μm of < (Lx-W2) relative to the size relation of the width W2 of strip matrix part 1400 μm of <, further preferably 200 μm 1000 μm of < of < (Lx-W2).

In present embodiment, be formed as longer rectangle shape in longitudinal (Y-direction) in the state that tablet 1 is before use Shape.The length of the longitudinal direction (Y-direction) of tablet 1 is the left and right 100mm or more 1000mm or less, and laterally the length of (X-direction) is The left and right 50mm or more 300mm or less.

Tablet 1 have before use in the state of, by least facing one direction in a manner of arrange multiple absorbability lists The absorption region AT of member 4.When the tablet 1 of the state before overlooking use, from the region for being fixed with water-absorbing polymeric particles 3 It is easy from the viewpoint of absorbing liquid, ratio absorption region AT whole relative to tablet 1 is preferably 20% or more, more preferably It is 50% or more, also, it is preferred that for 100% hereinafter, further preferably 90% hereinafter, specifically, it is preferable that be 20% or more 100% hereinafter, further preferably 50% or more 90% or less.Here, the ratio of absorption region AT refers to for 100%, such as In such a way that the longitudinal direction of absorbability unit 4 (Y-direction) is towards the longitudinal direction (Y-direction) of tablet 1, multiple cross in tablet 1 In the case where being arranged side by side in (X-direction), it is configured at entire between the both ends of the longitudinal direction (Y-direction) of tablet 1 The form in region, or refer to, the longitudinal direction (Y-direction) with absorbability unit 4 towards tablet 1 transverse direction (X-direction) side Formula, it is multiple in the case where being arranged side by side on the longitudinal direction (Y-direction) of tablet 1, it is configured at throughout tablet 1 along longitudinal direction (Y Direction) both sides between whole region form.In addition, the region other than the AT of absorption region becomes when overlooking tablet 1 Aftermentioned non-gap zone NT.

By by the longitudinal direction of absorbability unit 4 (Y-direction) towards the longitudinal direction (Y-direction) of tablet 1 in a manner of the feelings that configure Under condition, absorbability unit 4 configures 3 or more preferably in each tablet, further preferably configuration 50 or more, moreover, Preferred disposition 1000 hereinafter, further preferred 500 hereinafter, specifically, it is preferable that configuration 3 or more 1000 hereinafter, into One step preferred disposition 50 or more 500 or less.In addition, with by the longitudinal direction of absorbability unit 4 (Y-direction) towards tablet 1 Transverse direction (X-direction) mode configure in the case where, absorbability unit 4 configures 3 or more preferably in each tablet, into One step preferred disposition 50 or more, also, it is preferred that configuration 3500 hereinafter, further preferably configuration 2000 hereinafter, it is specific and Speech, preferred disposition 3 or more 3500 hereinafter, further preferably configuration 50 or more 2000 or less.The meter of absorbability unit 4 Number mode is defined as, when marking positioned at the straight line of transverse direction X, when the quantity of the absorbability unit intersected with the straight line becomes maximum Number.

From the viewpoint of being easy from conveying when manufacture, the tablet 1 of the state before use be preferably absorbability unit 4 with The mode of its longitudinal (Y-direction) towards the longitudinal direction (Y-direction) of tablet 1 configures multiple forms, further preferably multiple suctions The property received unit 4 is configured in a manner of not cross one another.In tablet 1 shown in FIG. 1, multiple length with uniform width are used The absorbability unit 4 of strip matrix part 2, so that the longitudinal direction (Y-direction) of absorbability unit 4 is towards the longitudinal direction (Y-direction) of tablet 1 Mode, configure and formed on the longitudinal direction (Y-direction) of tablet 1.

The tablet 1 preferably both ends in longitudinal direction (Y-direction) or the both sides along longitudinal direction (Y-direction) have multiple strips The non-gap zone NT that shape matrix part 2 is connected in transverse direction (X-direction), in the tablet 1 of present embodiment, as shown in figure 3, The both ends of longitudinal (Y-direction) have non-gap zone NT.That is, there are a substrate sheets in the tablet 1 of present embodiment, It is equipped with non-gap zone NT at the both ends of the longitudinal direction (Y-direction) of the substrate sheets, is equipped with and passes through between the non-gap zone NT Aftermentioned cutting action and the multiple strip matrix parts 2 formed.When this non-gap zone NT is arranged, may be implemented as follows Effect: in the state of before use, being easy to maintain the plate shape of tablet 1, and construction is not easy at random, and is easy during fabrication defeated It send.It is preferred that configuring water-absorbing polymeric particles 3 not in non-gap zone NT.It is inhaled if do not configured in this way in non-gap zone NT Polymerizable aqueous composition granule 3, even if then absorbing liquid, water-absorbing polymeric particles 3 are also difficult to be swollen in non-gap zone NT, i.e., Make state after swelling, is also easy to maintain the plate shape of tablet 1, construction is not easy at random and poly- being fixed with water imbibition It in the region of polymer beads 3, is easy to absorb liquid, realizes the effect for being easy to obtain balance in 1 entirety of tablet.In addition, such as Tablet 1 shown in Fig. 3 like that, in the case where the both ends of longitudinal direction (Y-direction) have non-gap zone NT, is being used to absorb Property article when, from it is easy maintain tablet 1 plate shape, construction be not easy it is at random, and absorption region AT pliability improve and It is not easy from the viewpoint of causing sense of discomfort to wearer, absorbent commodity is fixed at the both ends of the preferably longitudinal direction (Y-direction).

In tablet 1 shown in FIG. 1, from water-absorbing polymeric particles 3 to the loading amount of strip matrix part 2, swelling resistance Hinder, from the viewpoint of the maintenance of flexibility, gas permeability, plate shape etc., the width (W2) of strip matrix part 2 is (laterally (X-direction) Length) relative to the ratio (W2/W1) of the width (W1) of tablet 1 be preferably 0.001 or more, further preferably 0.002 More than, also, it is preferred that for 0.200 hereinafter, further preferably 0.040 hereinafter, specifically, it is preferable that be 0.001 or more 0.200 Hereinafter, further preferably 0.002 or more 0.040 or less.

From the viewpoint of same, the width (W2) of strip matrix part 2 is preferably 0.3mm or more, further preferably 0.6mm or more, also, it is preferred that be 10mm hereinafter, more preferably 2.0mm hereinafter, further preferably 1.8mm hereinafter, it is specific and Speech, preferably 0.3mm or more 10mm hereinafter, more preferably 0.6mm or more 2.0mm hereinafter, further preferably 0.6mm or more 1.8mm following.

The width (W2) of strip matrix part 2 be between the two sides edge along the strip matrix part 2 of longitudinal Y away from From.The width (W1) of tablet 1 is the distance between the two sides edge of tablet 1 along longitudinal Y.

Diffusion is easy in the AT of absorption region from liquid, and from the viewpoint of the utilization efficiency raising of water absorbent polymer 3, The strip matrix part 2 (substrate sheets) for constituting absorbability unit 4 is preferably hydrophily piece.Hydrophily piece is defined as, in a structure Lower than 90 ° or be not at the contact angle of fiber fibrous material piece in the case where, the contact angle on surface is lower than 90 ° of piece.This Outside, measuring method is according to following methods.As hydrophily piece, it is able to use the sheet for example constituted comprising hydrophilic material Object.It as its example, can enumerate: paper, non-woven fabrics, cloth, synthetic sponge that synthetic resin foams and is formed etc., these materials In, even if from thin, tensile strength is also higher, and thin and can assign from the viewpoint of flexibility, it is preferable to use non-woven fabrics.This A little hydrophily pieces can be used alone, or can also be used in combination of two or more.As non-woven fabrics, it is preferable to use including hydrophily Fiber as constitute the hydrophilic non-woven of fiber, comprising imparting hydrophilic fiber as constituting fiber to synthetic fibers Hydrophilic non-woven etc..The grammes per square metre of the non-woven fabrics is preferably 5g/m²The above 100g/m²Hereinafter, further preferably 10g/m²With Upper 40g/m²Below.As hydrophilic non-woven, such as spun-bonded non-woven fabrics, melt-blown nonwoven are used without special limitation Well known non-woven fabrics in the technical field such as cloth, spunlace non-woven cloth, hot-wind nonwoven cloth.

The measuring method > of the water-wetness of < strip matrix part

Water phase is for forming the composition fiber of the piece (hydrophily piece) of strip matrix part or relative to strip matrix The contact angle on the surface in portion measures by the following method.As measurement device, the manufacture of consonance interface science Co., Ltd. is used Automatic contact angle meter MCA-J.Distilled water is used in contact angle determination.It will be from ink-jet mode water droplet discharge unit (Cluster-tech Company's manufacture, discharge unit aperture are 25 μm of pulse injection device CTC-25) amount of liquid of discharge is set as 20 picoliters of (Pico Liters), water droplet is added dropwise to the surface for constituting fiber.Record the high speed video device connecting with horizontally disposed video camera Make the situation dripped.From the viewpoint of carrying out image analysis later, recording apparatus is preferably assembled with high speed capture device Personal computer.In this measurement, every 17msec records image.In the image recorded, water droplet is dropped to form non-woven fabrics The initial image of the composition fiber of skin opposite face or non-skin opposite face, using accompanying software FAMAS, (version of software is 2.6.2, analytic method is sessile drop method, and analytic method is the method for θ/2, and image processing algorithm is areflexia, image procossing image mode For frame, threshold level 200, without curvature correction) image analysis is carried out, calculate face and constitute fiber that water droplet is contacted with air The angle of composition, is set to contact angle.

In addition, in the case where strip matrix part is non-woven fabrics, with regard to the test sample (structure taken out from non-woven fabrics At fiber) for, this composition fiber is placed in from outermost surface layer with fibre length 1mm severing by the composition fiber of non-woven fabrics The sample stage of contact angle meter, maintenance level measure 1 this composition fiber the contact angle of two different parts.Above-mentioned is each In position, it is averaged by 1 below N=5 Contact-angle measurements to decimal point, and by the measured value at total 10 positions Value (the following second of decimal point, round up) be defined as each contact angle.

As the water absorbent polymer 3 on a surface for being fixed on strip matrix part 2, it is able to use the absorbent commodity Technical field in various polymer used at present, such as can enumerate: Sodium Polyacrylate, (acrylic-ethylene alcohol) copolymer, Sodium Polyacrylate crosslinked, (Starch with Acrylic Acid) graft polymers, (isobutyiene-maieic anhydride) copolymer and its saponified, poly- Their one kind can be used alone or in mixture of two or more for potassium acrylate and polyacrylic acid caesium etc..It is poly- as water imbibition Polymer beads 3 from the point of view of the difference of its shape there is amorphous-type, bulk type, bag-shaped type, spherolite to agglomerate type, ball Shape type etc., is able to use any type, in tablet 1, uses bulbous-style.

It as making water-absorbing polymeric particles 3 be fixed on the method on the surface of strip matrix part 2, can enumerate: use The method of bonding agent；The method chemically fixed using hydrogen bond etc.；Or the case where strip matrix part 2 is non-woven fabrics or cloth Under, so that it is constituted fibre pick, constitutes method etc. fixed between fiber in fluffing, in Fig. 1 and tablet shown in Fig. 21, Use bonding agent 5.That is, the water-absorbing polymeric particles 3 of tablet 1 are fixed on the table of strip matrix part 2 via bonding agent 5 Face.When water-absorbing polymeric particles 3 are fixed on the surface of strip matrix part 2 via bonding agent 5 in this way, in making for tablet 1 In the state of after preceding state or swelling, water-absorbing polymeric particles 3 are difficult to fall off, it is therefore preferable that using bonding agent 5.

As bonding agent 5, it is preferable to use such as hot melt adhesive.As hot melt adhesive, can enumerate polystyrene, Olefin-based etc..It as polystyrene hot-melt adhesive, is able to use: styrene-butadiene-styrene (SBS), benzene second Alkene-isoprene styrene copolymer (SIS), as SBS hydride styrene-ethylene-butylene-styrene copolymer (SEBS) their two or more mixed stocker hot melt adhesives are mixed with and.In these bonding agents, from easy acquirement viscosity From the viewpoint of the balance of power and cohesiveness, particularly preferably using SIS and SBS mixed stocker hot melt adhesive or SIS and The mixed stocker hot melt adhesive of SEBS.The coating amount of hot melt adhesive is preferably 0.5g/m²The above 100g/m²Hereinafter, into one Step is preferably 5g/m²The above 50g/m²Below.

Under state (before swelling) of the tablet 1 shown in FIG. 1 before use, water-absorbing polymeric particles 3 are both fixed on length On the surface of the one side (upper surface) of strip matrix part 2, and be also fixed on strip matrix part 2 along longitudinal direction (Y-direction) Side edge part 2s.It is preferred that in the tablet 1 of present embodiment, as shown in Figure 1, bonding agent 5 is from strip matrix part 2 along longitudinal direction One side edge part 2s of (Y-direction) is applied to another side edge part 2s via the surface of one side (upper surface).Therefore, present embodiment Tablet 1 in, via bonding agent 5, water-absorbing polymeric particles 3 are fixed on each side edge part 2s of strip matrix part 2, separately Outside, via bonding agent 5, water-absorbing polymeric particles 3 also are secured to the surface of the one side (upper surface) of strip matrix part 2.

As shown in Figure 1, under state (before swelling) of the tablet 1 of present embodiment before use, water absorbent polymer The side edge part 2s that grain 3 is fixed on strip matrix part 2, therefore, when tablet 1 is used for absorbent commodity and is fixed on side edge part When the water-absorbing polymeric particles 3 of 2s absorb liquid and are swollen, as shown in Fig. 2, the position of strip matrix part 2 is in thickness direction It is easy in (Z-direction) different from the position before absorbing liquid.Here, in the state of after the swelling of tablet 1, strip base The position in body portion 2 refers in thickness direction (Z-direction) with the position difference before absorbing liquid, is formed as indicating in Fig. 2 The position of strip matrix part 2 in the state of after the swelling of water-absorbing polymeric particles 3 is gathered with the water imbibition indicated in Fig. 1 Before the use of polymer beads 3 (before swelling) in the state of strip matrix part 2 position it is different on upper and lower direction, specifically For, the case where having the case where being staggered up and down or be obliquely staggered, also there is the case where causing both sides etc..

If tablet 1 is used for absorbent commodity, and as shown in Fig. 2, water absorbent polymer on strip matrix part 2 The position of particle 3 is easy to be different from position before absorbing liquid in thickness direction (Z-direction), then in water absorbent polymer Grain 3 absorb body fluid and when being swollen, adjacent absorbability unit 4,4 one another, even if the suction of the side edge part 2s of strip matrix part 2 Polymerizable aqueous composition granule 3,3 is in contact with each other, and adjacent absorbability unit 4,4 is also easy through-thickness (Z-direction) freely each other Ground is mobile, and the mutual collision of water-absorbing polymeric particles 3,3 of swelling is alleviated, can reduce act on swelling water imbibition it is poly- The pressure of polymer beads 3 is not easy to hinder the absorption of the body fluid of water-absorbing polymeric particles 3.Therefore, the tablet of present embodiment 1 when water-absorbing polymeric particles 3 absorb body fluid and are swollen, and water-absorbing polymeric particles 3 are not susceptible to swelling and hinder, can be most The absorbent properties of water-absorbing polymeric particles 3 are played to limits, therefore, absorbent properties are easy to improve.Especially this embodiment party The tablet 1 of formula becomes the state that intervention object is not present between adjacent absorbability unit 4,4, and therefore, absorbability unit 4 holds It is easily mobile, it is easy to further realize said effect.

In addition, constituting the strip of adjacent absorbability unit 4 in the state of after the such swelling shown in Fig. 2 of tablet 1 The position of shape matrix part 2 in thickness direction (Z-direction) be easy up and down be staggered, become inclination etc. and it is different.Therefore, adjacent suction The property received unit 4,4 is easy to move freely through in thickness direction (Z-direction) each other, the water-absorbing polymeric particles 3,3 of swelling that This collision is easy to be alleviated, and can reduce the pressure for acting on the water-absorbing polymeric particles 3 of swelling, is not easy to hinder water imbibition The absorption of the body fluid of polymer beads 3.

In addition, as shown in Figure 1, under state (before swelling) of the tablet 1 of present embodiment before use, water-absorbent polymeric Composition granule 3 is fixed on surface and the two sides edge 2s of the one side (upper surface) of strip matrix part 2 via bonding agent 5.In this way, inhaling Polymerizable aqueous composition granule 3 is not only fixed on the surface of the one side (upper surface) of strip matrix part 2, but also is fixed on both side edges Portion 2s, therefore, the loading amount of water-absorbing polymeric particles 3 are improved.Therefore, it when tablet 1 is used for absorbent commodity, absorbs Capacity improves.

The water-absorbing polymeric particles 3 for being fixed on the surface of the one side (upper surface) of strip matrix part 2 can also be in Fig. 1 Shown in tablet 1 use before state (before swelling), be present in than strip matrix part 2 side edge part 2s in the inner part, or Person can also be configured near the side edge part 2s of strip matrix part 2.The water-absorbent polymeric of state after swelling as shown in Figure 2 Composition granule 3a is such, and from making its swelling be more than the side edge part 2s of strip matrix part 2, adjacent absorbability unit 4,4 exists each other Thickness direction (Z-direction) moves freely through, and is less susceptible to from the viewpoint of causing the swelling of water-absorbing polymeric particles 3 to hinder, excellent Apolegamy is placed near the side edge part 2s of strip matrix part 2, such as further preferably before use as shown in Figure 1 (before swelling) Water-absorbing polymeric particles 3b is such, initially exists more than the side edge part 2s of strip matrix part 2.Here, water-absorbent polymeric Composition granule 3 is more than that the side edge part 2s of strip matrix part 2 refers to, in other words, such as water-absorbing polymeric particles as shown in Figure 1 3b or the water-absorbing polymeric particles 3a of swelling shown in Fig. 2 are such, and water-absorbing polymeric particles 3 are across strip matrix part 2 Side edge part 2s and exist.

In addition, in tablet 1, from moving adjacent absorbability unit 4,4 freely in thickness direction (Z-direction) each other It is dynamic, and from the viewpoint of the swelling for being further not easy to cause water-absorbing polymeric particles 3 hinders, preferred strip matrix part 2 The water absorbent polymer of the distance between two sides edge 2s, 2s along longitudinal direction (Y-direction) than the state before use (before swelling) The average grain diameter of particle 3 is big, and smaller than the average grain diameter of the water-absorbing polymeric particles 3 of the state after swelling.In addition, strip The distance between two sides edge 2s, 2s of matrix part 2 refer to, the identical meaning of width (W2) with above-mentioned strip matrix part 2 Justice.The average grain diameter of the water-absorbing polymeric particles 3 of state before use (before swelling) is preferably 20 μm or more, further preferably Be 200 μm or more, also, it is preferred that be 700 μm hereinafter, further preferably 500 μm hereinafter, specifically, it is preferable that be 20 μm with Upper 700 μm hereinafter, further preferably 200 μm or more 500 μm or less.On the other hand, the water-absorbent polymeric of the state after swelling The average grain diameter of composition granule 3 is preferably 200 μm or more, further preferably 800 μm or more, also, it is preferred that be 3000 μm hereinafter, Further preferably 2000 μm hereinafter, specifically, it is preferable that be 200 μm or more 3000 μm hereinafter, further preferably 800 μm with Upper 2000 μm or less.The average grain diameter of water-absorbing polymeric particles 3 is acquired by measuring method below.

The measuring method > of the average grain diameter d1 of the water-absorbing polymeric particles of state before < use

For the average grain diameter d1 in the state of before use, using the water-absorbing polymeric particles before use, pass through light Micro- sem observation is learned to measure the diameter or long axis of water-absorbing polymeric particles.Here, diameter refers to, water-absorbing polymeric particles For spherical situation.In addition, long axis refers to, water-absorbing polymeric particles are the different of diamond shape, rectangle, tufted, rugby shape etc. The case where type shape.Measure the diameter or long axis of total 50 water-absorbing polymeric particles, and by its number average bead diameter be set as using The average grain diameter of the water-absorbing polymeric particles of preceding state.

The measuring method > of the average grain diameter d2 of the water-absorbing polymeric particles of state after < swelling

For the average grain diameter d2 in the state of after swelling, tablet 1 is impregnated in the physiology that temperature is adjusted to 25 DEG C In salt water (0.9 mass % sodium-chloride water solution), from dipping begin to pass through 1 hour after by tablet 1 from physiological saline take out, hang After plumbness 30 minutes are hung into drip water, the surface of strip matrix part 2 can be measured by optical microphotograph sem observation Water-absorbing polymeric particles diameter or long axis.Diameter mentioned here refers to that water-absorbing polymeric particles are spherical feelings Condition.In addition, long axis refers to that water-absorbing polymeric particles are the feelings of the special-shaped shape of diamond shape, rectangle, tufted, rugby shape etc. Condition.The diameter or long axis of total 50 water-absorbing polymeric particles are measured, and its number average bead diameter is set as the state after swelling The average grain diameter of water-absorbing polymeric particles.

Then, in case where the tablet 1 for manufacturing above structure, the system of tablet of the invention is illustrated referring to Fig. 4 Make the preferred embodiment of method.Be represented in Fig. 4 the manufacturing method of the present embodiment it is preferable to use manufacturing device 100. The manufacturing device 100 of present embodiment downstream, successively has substrate sheets cutting part 110, expands from the upstream side of manufacturing process Width portion 170, adhesive applicating portion 120 and water absorbent polymer distribution portion 130.In addition, making in manufacturing device 100 shown in Fig. 4 With the integrated device in adhesive applicating portion 120 and water absorbent polymer distribution portion 130, but adhesive applicating portion 120 and water suction Property polymer dispersed portion 130 can not also be integrated.Above-mentioned integrated device becomes such as flowering structure: in the upstream side of the device Configured with adhesive applicating portion 120, water absorbent polymer distribution portion 130 is configured in the downstream side of the integrated device.

Substrate sheets cutting part 110 is will to cut and be formed as the band-like substrate sheets 20 of the raw material of strip matrix part 2 The part of multiple strip matrix parts 2.Without special limitation using various well known cuttings in the cutting of substrate sheets 20 Device, in manufacturing device 100, as shown in figure 5, using have circumferential surface configured with multiple cutter 111a, 111a, The cutting of the rotating mould 111b of 111a and the undertaking roller 112 flat with the circumferential surface of rotating mould 111b relative configuration fill Set 113.Each cutter 111a of cutter device 113 is configured according to the direction of rotation of rotating mould 111b, multiple cutter 111a, 111a, 111a are arranged on the direction (X1 direction) orthogonal with the conveying direction of band-like substrate sheets 20 (direction Y1) respectively Column configuration.Each strip base adjacent cutter 111a, 111a mutual interval on orthogonal direction (direction X1) and formed The width (the laterally length of (X-direction)) in body portion 2 is corresponding.Here, the piece of the conveying direction (direction Y1) of substrate sheets 20 and manufacture The longitudinal direction (Y-direction) of shape object 1 is corresponding, and orthogonal direction (direction X1) is corresponding with transverse direction (X-direction) of tablet 1 of manufacture.This Outside, in the cutting of substrate sheets 20, can be used makes the side of cutter and bottom knife merge the cut mode cut off mutually Cutter device, can be used by multiple longitudinal knives (Score cut knife) orthogonal direction (direction X1) be arranged side by side Device, the laser aid that fuses of irradiation laser also can be used.

Tablet 1 as shown in Figure 3 has the feelings of non-gap zone NT at the both ends of the longitudinal direction (Y-direction) of tablet 1 Under condition, as long as example, as shown in figure 5, the circumferential surface in each cutter 111a forms recess portion 114.The cutter 111a of rotation The length of circular arc of 114 part of recess portion of periphery correspond to non-slot with the both ends for being configured at tablet 1 shown in Fig. 3 The length of the longitudinal direction (Y-direction) of region NT adds up to equal length.As long as preparing this multiple cutter with recess portion 114 111a, 111a, 111a, and make the recess portion 114 of cutter 111a adjacent on the direction X1,114 mutual positions The rotating mould 111b of aligned configuration.In addition, the part in addition to recess portion 114 of the periphery of the cutter 111a of rotation Circular arc length it is corresponding with the length of longitudinal direction (Y-direction) of strip matrix part 2 that tablet 1 shown in Fig. 3 has.Separately Outside, in the case where the both sides along longitudinal direction (Y-direction) of tablet 1 have non-gap zone NT, as long as not non-with this The corresponding position configuration cuts knife 111a of gap zone NT.

Expanding portion 170 positioned at the downstream side of substrate sheets cutting part 110 is by strip matrix part adjacent on the direction X1 2, the part of 2 mutual interval broadenings.It is used in expanding between strip matrix part 2,2 without special limitation Various well known amplitude-expanding devices.For example, the bow action roller of convex surface roller, expander etc. can be enumerated as well known amplitude-expanding device Deng.In manufacturing device 100, as shown in fig. 6, having convex surface roller 171.Convex surface roller 171 is formed as having on the direction X1 and sheet The corresponding length of width (the laterally length of (X-direction)) of the absorption region AT of object 1, as shown in fig. 6, having curved outward Circumferential surface.

Adhesive applicating portion 120 positioned at the downstream side in expanding portion 170 is the one side (upper surface) from strip matrix part 2 Surface side coating bonding agent 5 part, in manufacturing device 100, as shown in figure 4, having applicator head 121.Applicator head 121 can Without particular limitation using various well known applying devices.Applicator head 121 is formed as having and tablet 1 on the direction X1 The corresponding length of width (the laterally length of (X-direction)) of absorption region AT.The applicator head 121 formed in this way is configured at strip In the one side (upper surface) of matrix part 2.

Water absorbent polymer distribution portion 130 positioned at the downstream side in adhesive applicating portion 120 is by water absorbent polymer Grain 3 is disseminated to the surface of the one side (upper surface) of strip matrix part 2 and forms the part of absorbability unit 4, manufacturing device 100 In, as shown in figure 4, having water absorbent polymer introduction part 131.Water absorbent polymer introduction part 131 is without special limitation Ground uses various well known gatherers.Water absorbent polymer introduction part 131 is formed as having and tablet 1 on the direction X1 The corresponding length of width (the laterally length of (X-direction)) of absorption region AT.The water absorbent polymer introduction part 131 formed in this way It is configured in the one side (upper surface) of strip matrix part 2.

In addition, in manufacturing device 100 shown in Fig. 4, with adhesive applicating portion 120 and water absorbent polymer distribution portion The opposite position of device made of 130 integrations and the lower face side of the multiple strip matrix parts 2 conveyed are configured with vacuum Conveyer 141.Vacuum conveyor 141 has the cricoid gas-permeable strip 144 for being set up in driven roller 142 and multiple driven vollers 143 With across gas-permeable strip 144 and be configured at and the vacuum tank 145 of the opposite position of device made of above-mentioned integration.It is passed in vacuum It send on machine 141, is widened using the mutual interval of strip matrix part 2,2 adjacent on the importing direction X1 of expanding portion 170 more A strip matrix part 2.

In addition, having to roll up from the blank of band-like substrate sheets 20 and sending out substrate sheets 20 in manufacturing device 100 shown in Fig. 4 Driven roller 151 and driven roller 152 from the precursor 1b to the manufactured tablet 1 of most downstream side conveying.

Then, the method for illustrating to be continuously manufactured by tablet 1 using the manufacturing device 100 of above-mentioned present embodiment, i.e., Illustrate an embodiment of the manufacturing method of tablet of the invention.

The manufacturing method of the tablet 1 of the present embodiment includes: cutting action, and band-like substrate sheets 20 are cut and are formed Multiple strip matrix parts 2；Expanding process widens the multiple strip bases formed by the cutting action using expanding portion 170 The adjacent strip matrix part 2 in body portion 2,2 mutual intervals；Process, Xiang Tong are spread with the particle of water-absorbing polymeric particles It crosses the expanding process and the mutual multiple strip matrix parts 2 widened that are spaced of adjacent strip matrix part 2,2 is spread into suction Polymerizable aqueous composition granule 3.In addition, the process in the present embodiment, before the particle of water-absorbing polymeric particles spreads process In, the adhesive applicating process including applying bonding agent 5.That is, the manufacturing method of the tablet 1 of the present embodiment is in cutting action Include expanding process in subsequent process, include adhesive applicating process in expanding process subsequent process, is applied in bonding agent It applies the particle in process subsequent process including water-absorbing polymeric particles and spreads process.

Before stating cutting action on the implementation, firstly, by vacuum tank 145 by making exhaust apparatus connected to it work And it is set as negative pressure.

Then, driven roller 151 and driven roller 152 are driven, cutter device 113 and gas-permeable strip 144 is rotated, makes vacuum Conveyer 141 works.Then, it is rolled up using driven roller 151 from the blank of band-like substrate sheets 20 and sends out substrate sheets 20, and supplied Between the multiple cutter 111a being given in the cutter device 113 of substrate sheets cutting part 110 and undertaking roller 112, by band-like base Material piece 20 is cut, and forms multiple strip matrix parts 2 (cutting action).In the present embodiment, as shown in figure 5, configuration is rotating Multiple cutter 111a of the direction of rotation of mold 111b respectively with the conveying direction of band-like substrate sheets 20 (direction Y1) just It is arranged on the direction (direction X1) of friendship, therefore, by band-like substrate sheets 20 along the conveying direction (side Y1 of substrate sheets 20 To) cut, and multiple positions are cut on orthogonal direction (direction X1), form multiple strip matrix parts 2.In addition, The part cut by cutter 111a becomes the side edge part 2s of strip matrix part 2.

In addition, multiple cutter 111a are respectively provided with recess portion 114 in the present embodiment, therefore, in the band-like base of conveying On material piece 20, the Length Quantity of the longitudinal direction (Y-direction) of strip matrix part 2 is separated, is alternately formed vertical with non-gap zone NT To the corresponding non-cutting portion NTb of 2 times of Length Quantity of the length of (Y-direction).The multiple strip bases formed by cutting action Body portion 2 is formed parallel to conveying direction (direction Y1), and is arranged side by side and is configured on orthogonal direction (direction X1).

Then, the adjacent strip of the multiple strip matrix parts 2 formed by cutting action is widened using expanding portion 170 The mutual interval (expanding process) of shape matrix part 2,2.In the present embodiment, as shown in fig. 6, by orthogonal direction (direction X1) Upper multiple strip matrix parts 2 arranged side by side are delivered on the circumferential surface of convex surface roller 171, make it in the week of convex surface roller 171 on one side Pass through on face, on one side widens strip matrix part 2 adjacent on the direction X1,2 mutual intervals.

Then, it has been widened from the adjacent mutual interval of strip matrix part 2,2 formed by expanding process multiple Bonding agent 5 (adhesive applicating process) is applied in the one side (upper surface) of strip matrix part 2.In the present embodiment, it will pass through Expanding process has widened multiple strip matrix parts 2 of strip matrix part 2 adjacent on the direction X1,2 mutual intervals, on one side It is conveyed using vacuum conveyor 141, on one side during being located on vacuum tank 145, utilizes the painting in adhesive applicating portion 120 Head 121 is applied, from the one side (upper surface) of multiple strip matrix parts 2 arranged side by side in orthogonal direction (direction X1) and formation On, it removes other than non-cutting portion NTb, compartment of terrain applies bonding agent 5.Moreover, strip matrix part 2,2 adjacent from the direction X1 Bonding agent 5 is applied in the mutual one side (upper surface) for being spaced the strip matrix part 2 being widened by, to each strip matrix part The surface of 2 one side (upper surface) and side edge part 2s apply bonding agent 5.

Then, it is applied in the one side (upper surface) from the multiple strip matrix parts 2 formed by adhesive applicating process On deposited bonding agent 5, spread water-absorbing polymeric particles 3 (particle of water-absorbing polymeric particles spreads process).This embodiment party In case, bonding agent 5 will be coated on the surface of the one side (upper surface) formed by adhesive applicating process and side edge part 2s Strip matrix part 2 is conveyed using vacuum conveyor 141 on one side, on one side during being located on vacuum tank 145, utilizes water imbibition The water absorbent polymer introduction part 131 in polymer dispersed portion 130, coated on orthogonal direction (direction X1) at spaced intervals On the surface of one side (upper surface) and the bonding agent 5 of side edge part 2s of multiple strip matrix parts 2 arranged side by side, non-cut is removed It cuts other than portion NTb, spreads water-absorbing polymeric particles 3.Water-absorbing polymeric particles 3 are spread in this way, form multiple water suctions Property polymer beads 3 via bonding agent 5 be fixed on strip matrix part 2 side edge part 2s and one side (upper surface) surface suction The property received unit 4.The multiple absorbability units 4 formed in this way are with respective longitudinal direction (Y-direction) towards conveying direction (direction Y1) Mode arranges, and forms the precursor 1b of tablet 1.

Then, the precursor 1b of tablet 1 is downstream conveyed using driven roller 152, (not using well known disconnecting device Diagram), it is cut off in the position of the bisection of the length of the conveying direction (direction Y1) of each non-cutting portion NTb, it is continuous to make Make the tablet 1 that there is non-gap zone NT at the both ends of longitudinal direction (Y-direction).In this way, manufacture dress according to the present embodiment It sets 100 and has used the manufacturing method of the present embodiment of the device, can manufacture to stability and high efficiency tablet 1.

The present invention is not limited to the above embodiments and the embodiment above, is able to carry out and suitably changes.

In above-mentioned tablet shown in FIG. 11, water-absorbing polymeric particles 3 are fixed on the one side of each strip matrix part 2 The surface of (upper surface), but from the viewpoint of the raising of the absorbent properties of the liquid of tablet 1, not only it is fixed on each strip base The surface of the one side (upper surface) in body portion 2, and the surface of another side (lower surface) can be fixed on.In each strip matrix When water-absorbing polymeric particles 3 are fixed on the two sides (upper and lower surface) in portion 2, it can manufacture as follows: for example using manufacture shown in Fig. 4 Device 100, on the surface of the one side (upper surface) of each strip matrix part 2 and the fixed water-absorbing polymeric particles 3 of side edge part 2s Later, it is inverted via reverse roll, another water absorbent polymer distribution portion 130 is used later, to each strip matrix part 2 The surface distribution water-absorbing polymeric particles 3 of another side (lower surface) simultaneously fix it.

On the two sides (upper and lower surface) of each strip matrix part 2 when fixed water-absorbing polymeric particles 3, from further realizing From the viewpoint of said effect, it is preferably fixed to the water-absorbent polymeric on the surface of the another side (lower surface) of strip matrix part 2 The grammes per square metre of the water absorbent polymer 3 on the surface of one side (upper surface) of the grammes per square metre of object 3 than being fixed on the strip matrix part 2 is big. The grammes per square metre for being preferably fixed to the water absorbent polymer 3 on the surface of the one side (upper surface) of strip matrix part 2 is 10g/m²More than 250g/m²Hereinafter, further preferably 30g/m²The above 150g/m²Below.It is preferably fixed to the another side of strip matrix part 2 The grammes per square metre of the water absorbent polymer 3 on the surface of (lower surface) is 30g/m²The above 400g/m²Hereinafter, further preferably 50g/m² The above 300g/m²Below.

The grammes per square metre for the water absorbent polymer 3 for being fixed on one side (upper surface) side of strip matrix part 2 and it is fixed on strip The grammes per square metre of the water absorbent polymer 3 of another side (lower surface) side of shape matrix part 2 is measured by the following method.

< is fixed on the grammes per square metre of the water absorbent polymer 3 of one side (upper surface) side of strip matrix part 2 and is fixed on length The measuring method > of the grammes per square metre of the water absorbent polymer 3 of another side (lower surface) side of strip matrix part 2

In such a way that the water absorbent polymer of another side (lower surface) side of strip matrix part 2 will not fall off, from water suction Property polymer upper surface it is fixed using bonding agent etc. again in advance, the suction for being fixed on one side (upper surface) side is made using solvent etc. Waterborne polymeric is removed from strip matrix part 2, and cleans the bonding agent for being attached to water absorbent polymer.Make water absorbent polymer After drying, the weight of the water absorbent polymer of one side (upper surface) side is fixed in measurement, according to being fixed with water absorbent polymer The weight of the water absorbent polymer of the area and removing of partial strip matrix part 2 calculates the fixed water suction of per unit area Property polymer weight, be set as one side (upper surface) side water absorbent polymer grammes per square metre.5 are measured and are calculated is average Value.

Water suction for the water absorbent polymer grammes per square metre of another side (lower surface) side, equally in fixed one side (upper surface) side Property polymer after, the removing of the water absorbent polymer of another side (lower surface) side, cleaning are calculated.

In addition, making remote from the fixed water-absorbing polymeric particles 3 in the two sides (upper and lower surface) of each strip matrix part 2 Non- skin opposite face (lower surface) from the skin of wearer largely keeps liquid, and not residual on skin opposite face (upper surface) Liquid stay and from the viewpoint of improving skin sense of touch, be fixed on the water suction on the surface of the one side (upper surface) of strip matrix part 2 Property polymer 3 is excellent compared with the water absorbent polymer 3 for being fixed on the surface of another side (lower surface) of the strip matrix part 2 Logical fluidity can be higher under choosing pressurization, and it is lower to be centrifuged maintenance dose.From the point of view, about being fixed on strip matrix part 2 One side (upper surface) surface water absorbent polymer 3, logical liquid speed degree is preferably 20ml/min or more under the pressurization of 2.0kPa, Further preferably 40ml/min or more, also, it is preferred that be 1000ml/min hereinafter, further preferably 800ml/min hereinafter, Specifically, it is preferable that be 20ml/min or more 1000ml/min hereinafter, further preferably 40ml/min or more 800ml/min with Under.In addition, the water absorbent polymer 3 on the surface about the another side (lower surface) for being fixed on strip matrix part 2,2.0kPa's Logical liquid speed degree is preferably 0ml/min or more under pressurization, further preferably 10ml/min or more, also, it is preferred that being 400ml/min Hereinafter, further preferably 200ml/min is hereinafter, specifically, it is preferable that be 0ml/min or more 400ml/min hereinafter, further Preferably 10ml/min or more 200ml/min or less.Logical liquid speed degree is acquired by measuring method below under pressurization.

The measuring method > of logical liquid speed degree under < pressurization

Logical liquid speed degree utilizes measuring method and measurement device documented by Japanese Unexamined Patent Publication 2003-235889 bulletin under pressurization It is measured.That is, 0.32 ± 0.005g of water absorbent polymer as measurement sample is impregnated in the glass beaker of 100mL In the saturated absorption for physiological saline (the 0.9 mass % sodium-chloride water solution), such as water absorbent polymer for making to be swollen full amount In 5 times or more of physiological saline of amount, and place 30 minutes.In addition in the opening portion of the cylinder (internal diameter 25.4mm) stood vertically Lower end prepare have wire mesh (150 μm of mesh, San Co., Ltd. quotient sale BIO COLUMN sintered stainless steel filter 30SUS) and the filtering cylindrical tube of the tubule with cock (internal diameter 2mm) (internal diameter 4mm, length 8cm), in the state for closing cock The entire contents of the above-mentioned beaker of measurement sample of the lower investment into the cylindrical tube comprising swelling.Then, front end had into net In the cylindrical rod insertion filtering cylindrical tube of the diameter 2mm for the wire mesh that eye is 150 μm and diameter is 25mm, with the wire mesh The mode to connect with measurement sample loads counterweight further in a manner of applying the load of 2.0kPa to measurement sample.In the shape After placing 1 minute under state, opening cock flows liquid, measurement until the liquid level in filtering cylindrical tube from the graduation mark of 60mL to Up to the time (T1) (second) of the graduation mark (passing through the liquid of 20mL) of 40mL.Using the time T1 (second) of measurement, according to the following formula Calculate logical liquid speed degree under the pressurization of 2.0kPa.In addition, T0 (second) is not to be put into measurement sample in filtering cylindrical tube and survey in formula The value that amount physiological saline 20ml is obtained by the time required for wire mesh.

Logical liquid speed degree (ml/min)=20 × 60/ (T1-T0) under pressurization

Measurement carries out 5 times (n=5), deletes each 1 point of value up and down, remaining 3 points of average value is set as measured value.Separately Outside, measurement 23 ± 2 DEG C, humidity 50 ± 5% carry out, sample is saved in identical environment before measurement 24 hours or more it After be measured.Paragraph of the more detailed measuring method of logical liquid speed degree in Japanese Unexamined Patent Publication 2003-235889 bulletin under pressurization (0008) and in paragraph (0009) it records, in addition, measurement device is recorded in Fig. 1 and Fig. 2 of the bulletin.

From the point of view, the water imbibition about the surface for the one side (upper surface) for being fixed on strip matrix part 2 is poly- Object 3 is closed, which is preferably 20g/g or more, further preferably 25g/g or more, also, it is preferred that being 50g/g hereinafter, further preferably 45g/g hereinafter, specifically, it is preferable that be 20g/g or more 50g/g hereinafter, further preferably For 25g/g or more 45g/g or less.In addition, the water suction on the surface about the another side (lower surface) for being fixed on strip matrix part 2 Property polymer 3, centrifugation maintenance dose (water absorption) be preferably 25g/g or more, further preferably 30g/g or more, also, it is preferred that For 65g/g hereinafter, further preferably 55g/g is hereinafter, specifically, it is preferable that be 25g/g or more 65g/g hereinafter, further excellent It is selected as 30g/g or more 55g/g or less.Centrifugation maintenance dose (water absorption) is acquired by measuring method below.

< is centrifuged the measuring method > of maintenance dose (water absorption)

The measurement for being centrifuged maintenance dose (water absorption) is carried out according to JIS K 7223 (1996).The fabric (three that nylon is manufactured Power production is sold, the name of an article: nylon wire, standard: 250 meshes) it is cut into width 10cm, the rectangle of length 40cm, in length side To central doubling, both ends are subjected to heat sealing, make the Nylon Bag of width 10cm (inside dimension 9cm), length 20cm.Then, Water absorbent polymer 1.00g of the precise as measurement sample, is put into the bottom of the Nylon Bag of production in an uniform manner.It connects , so that the Nylon Bag for being put into sample is impregnated in the physiological saline (0.9 mass % sodium-chloride water solution) that temperature is adjusted to 25 DEG C In.Then, Nylon Bag is taken out after dipping starts 1 hour from physiological saline, hangs into plumbness 1 hour, after water removal, makes It is dehydrated with centrifuge dehumidifier (Kokusan (Co., Ltd.) is manufactured, model H-130C special type).Dehydration conditions are set as 143G (800rpm), 10 minutes.After dehydration, the quality of sample is measured, calculates the centrifugation maintenance dose (water suction as target according to the following formula Amount).

It is centrifuged maintenance dose (g/g)=(a'-b-c)/c

In formula, a' indicates the gross mass (g) of sample and Nylon Bag after centrifugal dehydration, (dry before the water suction of b expression Nylon Bag When dry) quality (g), the quality (g) of (dry when) before the water suction of c representing sample.

Measurement carries out 5 times (n=5), deletes each 1 point of value up and down, remaining 3 points of average value is set as measured value.Separately Outside, measurement is carried out in 23 ± 2 DEG C, humidity 50 ± 5%, before the assay, after sample is saved 24 hours or more in the present context It is measured.

In addition, suction of the above-mentioned tablet shown in FIG. 11 using multiple strip matrix parts 2 with uniform width The property received unit 4 and formed, but the width of strip matrix part 2 can also be uneven.It is preferred that water imbibition is poly- when overlooking tablet 1 Polymer beads 3 are offsettingly fixed, in the relatively more part of the grammes per square metre of fixed water absorbent polymer 3, strip matrix part 2 The distance between two sides edge 2s, 2s along longitudinal direction (Y-direction) opposite can also shorten.That is, more fixed water imbibition is poly- Close the more part of grammes per square metre and less part of object 3, the strip in the more part of the grammes per square metre of fixed water absorbent polymer 3 The distance between two sides edge 2s, 2s of shape matrix part 2 can also form more less than the grammes per square metre of fixed water absorbent polymer 3 Part in the distance between two sides edge 2s, 2s of strip matrix part 2 it is short.If it is the sheet of the structure more than having Object 1, then the part more in the grammes per square metre of fixed water absorbent polymer 3, adjacent absorbability unit 4,4 are easy each other in thickness Direction (Z-direction) moves freely through, and tablet 1 is not easy to be hardened, additionally it is possible to play water-absorbing polymeric particles 3 to the maximum extent Therefore absorbent properties are easy to improve the absorbent properties of tablet 1.

In addition, above-mentioned tablet shown in Fig. 31 is with multiple 4 respective longitudinal directions (Y-direction) of absorbability unit towards sheet The mode of the longitudinal direction (Y-direction) of object 1 is arranged and is formed, but can also be as shown in such as Fig. 7, respectively with multiple absorbability units 4 The mode of longitudinal direction (Y-direction) towards the transverse direction (X-direction) of tablet 1 arrange and formed.In addition, tablet 1 shown in Fig. 7 exists There is non-gap zone NT along the both sides of longitudinal direction (Y-direction).It, can be by as follows when manufacturing tablet 1 shown in Fig. 7 It is formed: being used circumferentially spacedly configured with the rotating mould and undertaking roller with the cutter of the axial configured in parallel of roller, and to Substrate sheets 20 are supplied between the rotating mould and the undertaking roller.

Alternatively, it is also possible to being to arrange and formed in such a way that the longitudinal direction (Y-direction) of each absorbability unit 4 is towards multiple directions Tablet 1.The tablet 1 for arranging and being formed in a manner of towards multiple directions as this, such as following form can be enumerated Deng, that is, in the both sides along longitudinal direction (Y-direction) of the tablet 1, have with the respective longitudinal direction (Y of multiple absorbability units 4 Direction) mode towards the longitudinal direction (Y-direction) of tablet 1 arranges and the region that is formed, and in being clipped by above-mentioned both sides Centre portion has to be arranged in such a way that multiple 4 respective longitudinal directions (Y-direction) of absorbability unit are towards the transverse direction (X-direction) of tablet 1 And the region formed.This arranged in a manner of towards multiple directions and the tablet 1 formed can be formed by operating as follows: For example, using multiple cutter 111a and roller 112 is accepted, to the substrate sheets 20 of conveying along the two of conveying direction (direction Y1) Multiple positions are respectively cut in side, then, using the cutting roller configured circumferentially-spacedly and roller are accepted, to the substrate of conveying The central portion in the orthogonal direction (direction X1) of piece 20 cuts multiple positions.

In addition, in above-mentioned tablet shown in FIG. 11, each absorbability unit 4 and each strip matrix part 2 and longitudinal (Y Direction) it extends roughly in parallel to be linear, however, shape, as long as (Y-direction) extends along longitudinal direction.For example, each absorb Property unit 4 and each strip matrix part 2 can along longitudinal direction (Y-direction) repeatedly S shape extend, can also along longitudinal direction (Y-direction) saw Extend to dentation.

In addition, including in cutting action subsequent process in the manufacturing method of the tablet 1 of above-mentioned the present embodiment Adhesive applicating process includes water absorbent polymer distribution process in adhesive applicating process subsequent process, but to base In the case that fluffing processing is implemented on the surface in one face of material piece 20, as long as there is fluffing manufacturing procedure to replace adhesive applicating Process.As long as in the process before cutting action including this fluffing manufacturing procedure.It is processed as fluffing is implemented Method, such as method documented by Japanese Unexamined Patent Publication 2012-092476 bulletin or Japanese Unexamined Patent Publication 2013-028891 can be enumerated Method documented by bulletin etc..

About above-mentioned embodiment, tablet below is further disclosed.

A kind of tablet of absorbent commodity of 1 > of < comprising multiple absorbability units, the absorbability unit include: Strip matrix part has lateral, length than the lateral long longitudinal direction and thickness direction；Be fixed on the strip matrix part A face surface water-absorbing polymeric particles, in the tablet, respectively the absorbability unit is with its longitudinal direction at least towards one The mode in a direction arranges, wherein

2 > of < tablet according to documented by above-mentioned 1 > of <, wherein

Above-mentioned tablet has multiple above-mentioned strip matrix parts above-mentioned transversely attached at above-mentioned longitudinal both ends Non- gap zone does not configure above-mentioned water-absorbing polymeric particles in the non-gap zone.

3 > of < tablet according to documented by above-mentioned 1 > of < or 2 > of <, wherein

Above-mentioned absorbent commodity is fixed at above-mentioned longitudinal both ends of above-mentioned tablet.

4 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 3 >, wherein

When overlooking above-mentioned tablet, above-mentioned water-absorbing polymeric particles are offsettingly fixed, in the water imbibition fixed The relatively more part of the grammes per square metre of polymer, above-mentioned strip matrix part it is opposite along the distance between longitudinal two sides edge It is short.

5 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 4 >, wherein

Before above-mentioned water-absorbing polymeric particles absorb liquid, above-mentioned water-absorbing polymeric particles are fixed on above-mentioned strip The surface of the another side of shape matrix part.

6 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 5 >, wherein

In the transverse direction of above-mentioned strip matrix part between adjacent above-mentioned absorbability unit, for there is no the shapes of intervention object State.

7 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 6 >, wherein

Above-mentioned absorbability unit becomes the state that do not surrounded by intervention object.

8 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 7 >, wherein

Above-mentioned absorbability unit is formed as longitudinal longer rectangular shape,

The lateral length Lx of above-mentioned absorbability unit is 0.5mm or more 10mm hereinafter, preferably 1mm or more 5mm or less.

9 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 8 >, wherein

Length Lx longitudinal length Ly of above-mentioned absorbability unit lateral relative to it be 20 times or more 200 times hereinafter, Preferably 40 times or more 80 times or less.

10 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 9 >, wherein

Longitudinal length Ly of above-mentioned absorbability unit is 10mm or more 500mm hereinafter, preferably 200mm or more 400mm Below.

11 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 10 >, wherein

Size relation of the lateral length Lx of above-mentioned absorbability unit relative to the width W2 of above-mentioned strip matrix part For 0mm < (Lx-W2) < 1.4mm, preferably 0.2mm < (Lx-W2) < 1.0mm.

12 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 11 >, wherein

Be formed as longitudinal longer rectangular shape in the state that above-mentioned tablet is before use,

Longitudinal length of above-mentioned tablet is 100mm or more 1000mm hereinafter, its lateral length is 50mm or more 300mm or less.

13 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 12 >, wherein

Above-mentioned tablet has absorption region, in the state that the absorption region is before use, at least facing one direction Mode be arranged with multiple above-mentioned absorbability units,

When the above-mentioned tablet of the state before overlooking use, absorption region is 20% relative to the ratio of tablet entirety More than, preferably 50% or more, moreover, for 100% hereinafter, preferably 90% or less.

14 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 13 >, wherein

Above-mentioned absorbability unit configures in such a way that it is longitudinally oriented the longitudinal direction of above-mentioned tablet,

Above-mentioned absorbability unit is configured with 3 or more in each above-mentioned tablet, is preferable configured with 50 or more, and And configured with 1000 hereinafter, being preferable configured with 500 or less.

15 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 13 >, wherein

Above-mentioned absorbability unit configures in such a way that it is longitudinally oriented the transverse direction of above-mentioned tablet,

Above-mentioned absorbability unit is configured with 3 or more in each above-mentioned tablet, is preferable configured with 50 or more, and And configured with 3500 hereinafter, being preferable configured with 2000 or less.

16 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 14 >, wherein

In the above-mentioned tablet of state before use, above-mentioned absorbability unit is longitudinally oriented the longitudinal direction of above-mentioned tablet with it Mode configured with multiple, and configured in such a way that multiple above-mentioned absorbability units are not cross one another.

17 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 16 >, wherein

Above-mentioned tablet has multiple above-mentioned strip matrix parts above-mentioned transversely attached at above-mentioned longitudinal both ends Non- gap zone,

When above-mentioned tablet is used for absorbent commodity, absorption is fixed at above-mentioned longitudinal both ends of above-mentioned tablet Property article.

18 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 17 >, wherein

The width W2 of above-mentioned strip matrix part is 0.001 or more relative to the ratio of the width W1 of above-mentioned tablet, excellent It is selected as 0.002 or more, moreover, for 0.200 hereinafter, preferably 0.040 or less.

19 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 18 >, wherein

The width W2 of above-mentioned strip matrix part be 0.3mm or more, preferably 0.6mm or more, moreover, be 10mm hereinafter, Preferably 2mm hereinafter, more preferably 1.8mm hereinafter, specifically, be 0.3mm or more 10mm or less.

20 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 19 >, wherein

The above-mentioned strip matrix part for constituting above-mentioned absorbability unit is hydrophily piece.

21 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 20 >, wherein

The above-mentioned strip matrix part for constituting above-mentioned absorbability unit is non-woven fabrics.

22 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 21 >, wherein

The above-mentioned water-absorbing polymeric particles of above-mentioned tablet are fixed on above-mentioned strip matrix part via bonding agent.

23 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 22 >, wherein

When above-mentioned tablet is used for absorbent commodity, it is fixed on the side edge part along longitudinal direction of above-mentioned strip matrix part Above-mentioned water-absorbing polymeric particles absorb liquid and when being swollen, the position of above-mentioned strip matrix part in a thickness direction with suction Position before receiving liquid is different.

24 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 23 >, wherein

Above-mentioned tablet after swelling in the state of, constitute the above-mentioned strip matrix part of adjacent above-mentioned absorbability unit Mutual position is different in a thickness direction.

25 > of < tablet according to documented by any one of above-mentioned 1 > of <~<, 24 >, wherein

Above-mentioned strip matrix part gathers along the distance between longitudinal two sides edge than the above-mentioned water imbibition before swelling The average grain diameter of polymer beads is big, and smaller than the average grain diameter of the above-mentioned water-absorbing polymeric particles after swelling.

A kind of absorber of absorbent commodity of 26 > of <, with recorded in any one of above-mentioned 1 > of <~<, 25 > Tablet and coat the tablet liquid permeability clad sheet.

A kind of absorbent commodity of 27 > of < with absorber documented by above-mentioned 26 > of <, is configured at the absorber Back sheet of the skin with respect to the positive dough sheet of surface side and the opposite surface side of non-skin for being configured at the absorber.

A kind of manufacturing method of the tablet of absorbent commodity of 28 > of <, tablet include multiple absorbability units, should Absorbability unit includes: strip matrix part, has lateral, length than the lateral long longitudinal direction and thickness direction；And fixation Water-absorbing polymeric particles in the surface in a face of the strip matrix part, in the tablet, respectively the absorbability unit with Its longitudinal direction is arranged at least towards the mode in a direction,

Before above-mentioned water-absorbing polymeric particles absorb liquid, above-mentioned water-absorbing polymeric particles are fixed on above-mentioned strip The surface in the said one face of shape matrix part, and be fixed on the strip matrix part along above-mentioned longitudinal side edge part,

The manufacturing method of the tablet includes: cutting action, cuts substrate sheets and forms multiple above-mentioned strip matrix parts； Expanding process widens the adjacent length using expanding portion to the multiple above-mentioned strip matrix parts formed by the cutting action The mutual interval of strip matrix part；Process is spread with water-absorbing polymeric particles, it is adjacent to having been widened by the expanding process Multiple above-mentioned strip matrix parts at the mutual interval of strip matrix part, spread above-mentioned water-absorbing polymeric particles.

The manufacturing method of 29 > of < tablet according to documented by above-mentioned 28 > of <, wherein

It include the adhesive applicating for applying bonding agent in the process before above-mentioned water-absorbing polymeric particles spread process Process.

The manufacturing method of 30 > of < tablet according to documented by above-mentioned 29 > of <, wherein

Include above-mentioned expanding process in above-mentioned cutting action subsequent process, is wrapped in the expanding process subsequent process Above-mentioned adhesive applicating process is included, includes that above-mentioned water-absorbing polymeric particles dissipate in the adhesive applicating process subsequent process Cloth process,

From formed by above-mentioned expanding process widened the adjacent mutual interval of strip matrix part it is multiple on In the one side for stating strip matrix part, above-mentioned bonding agent is applied by above-mentioned adhesive applicating process, to the respectively strip matrix The surface in one face in portion and above-mentioned side edge part apply the bonding agent, from the one side of multiple above-mentioned strip matrix parts, pass through Above-mentioned water-absorbing polymeric particles spread process and spread above-mentioned water-absorbing polymeric particles, and the water-absorbing polymeric particles are via this Bonding agent is fixed on the side edge part of the strip matrix part, to form above-mentioned tablet.

Industrial availability

According to the present invention, a kind of be not likely to produce is provided to be swollen obstruction and water absorbent polymer can be played to the maximum extent The tablet of absorbent properties.According to the present invention, a kind of manufacture of tablet that can efficiently manufacture this tablet is also provided Method.

Claims

1. a kind of tablet of absorbent commodity, including multiple absorbability units, the absorbability unit include: strip matrix Portion has lateral, length than the lateral long longitudinal direction and thickness direction；With a face being fixed on the strip matrix part The water-absorbing polymeric particles on surface, the tablet are characterized in that:

In the tablet, respectively the absorbability unit arranges in such a way that its longitudinal direction is at least towards a direction,

Before the water-absorbing polymeric particles absorb liquid, the water-absorbing polymeric particles are fixed on the strip base The surface in one face in body portion, and be fixed on the strip matrix part along longitudinal side edge part.

2. tablet according to claim 1, it is characterised in that:

The tablet has multiple strip matrix parts connected non-in the cross direction at longitudinal both ends Gap zone does not configure the water-absorbing polymeric particles in the non-gap zone.

3. tablet according to claim 1 or 2, it is characterised in that:

The absorbent commodity is fixed at longitudinal both ends of the tablet.

4. tablet according to claim 1 or 2, it is characterised in that:

When overlooking the tablet, the water-absorbing polymeric particles are offsettingly fixed, in the fixed water absorbent polymer The relatively more part of the grammes per square metre of particle, the strip matrix part it is relatively short along the distance between longitudinal two sides edge.

5. tablet according to claim 1 or 2, it is characterised in that:

Before the water-absorbing polymeric particles absorb liquid, the water-absorbing polymeric particles are also fixed on the strip The surface of the another side of matrix part.

6. tablet according to claim 1 or 2, it is characterised in that:

In the transverse direction of the strip matrix part between the adjacent absorbability unit, for there is no the states of intervention object.

7. tablet according to claim 1 or 2, it is characterised in that:

The absorbability unit becomes the state that do not surrounded by intervention object.

8. tablet according to claim 1 or 2, it is characterised in that:

The absorbability unit is formed as longitudinal longer rectangular shape,

The lateral length Lx of the absorbability unit is 0.5mm or more 10mm or less.

9. tablet according to claim 1 or 2, it is characterised in that:

Length Lx longitudinal length Ly of the absorbability unit lateral relative to it is 20 times or more 200 times or less.

10. tablet according to claim 1 or 2, it is characterised in that:

Longitudinal length Ly of the absorbability unit is 10mm or more 500mm or less.

11. tablet according to claim 1 or 2, it is characterised in that:

The lateral length Lx of the absorbability unit is 0mm relative to the size relation of the width W2 of the strip matrix part < (Lx-W2) < 1.4mm.

12. tablet according to claim 1 or 2, it is characterised in that:

Be formed as longitudinal longer rectangular shape in the state that the tablet is before use,

Longitudinal length of the tablet is 100mm or more 1000mm hereinafter, the lateral length of the tablet is 50mm The above 300mm or less.

13. tablet according to claim 1 or 2, it is characterised in that:

The tablet have absorption region, the absorption region in the state of before use at least towards a direction in a manner of Multiple absorbability units are arranged with,

When the tablet of the state before overlooking use, absorption region is 20% or more relative to the ratio of tablet entirety 100% or less.

14. tablet according to claim 1 or 2, it is characterised in that:

The absorbability unit configures in such a way that it is longitudinally oriented the longitudinal direction of the tablet,

The absorbability unit is configured with 3 or more 1000 or less in each described tablet.

15. tablet according to claim 1 or 2, it is characterised in that:

The absorbability unit configures in such a way that it is longitudinally oriented the transverse direction of the tablet,

The absorbability unit is configured with 3 or more 3500 or less in each described tablet.

16. tablet according to claim 1 or 2, it is characterised in that:

In the tablet of state before use, the absorbability unit is longitudinally oriented longitudinal side of the tablet with it Formula is configured with multiple, and multiple absorbability units are configured in a manner of not cross one another.

17. tablet according to claim 1 or 2, it is characterised in that:

The tablet has multiple strip matrix parts in the transversely attached non-gap at longitudinal both ends Region is stitched,

When the tablet is used for absorbent commodity, absorbability object is fixed at longitudinal both ends of the tablet Product.

18. tablet according to claim 1 or 2, it is characterised in that:

The width W2 of the strip matrix part relative to the width W1 of the tablet ratio be 0.001 or more 0.200 with Under.

19. tablet according to claim 1 or 2, it is characterised in that:

The width W2 of the strip matrix part is 0.3mm or more 10mm or less.

20. tablet according to claim 1 or 2, it is characterised in that:

The strip matrix part for constituting the absorbability unit is hydrophily piece.

21. tablet according to claim 1 or 2, it is characterised in that:

The strip matrix part for constituting the absorbability unit is non-woven fabrics.

22. tablet according to claim 1 or 2, it is characterised in that:

The water-absorbing polymeric particles of the tablet are fixed on the strip matrix part via bonding agent.

23. tablet according to claim 1 or 2, it is characterised in that:

When the tablet is used for absorbent commodity, it is fixed on the institute along longitudinal side edge part of the strip matrix part State water-absorbing polymeric particles absorb liquid and when being swollen, the position of the strip matrix part in a thickness direction with absorbing liquid Position before body is different.

24. tablet according to claim 1 or 2, it is characterised in that:

The tablet after swelling in the state of, constitute the strip matrix part of the adjacent absorbability unit each other Position it is different in a thickness direction.

25. tablet according to claim 1 or 2, it is characterised in that:

The strip matrix part along the distance between longitudinal two sides edge than the water absorbent polymer before being swollen The average grain diameter of particle is big, and smaller than the average grain diameter of the water-absorbing polymeric particles after swelling.

26. a kind of absorber of absorbent commodity, it is characterised in that:

Clad sheet including tablet described in any one of claim 1~25 and the liquid permeability for coating the tablet.

27. a kind of absorbent commodity, it is characterised in that:

Including described in claim 26 absorber, be configured at the positive dough sheet of the skin of the absorber with respect to surface side and be configured at this Back sheet of the non-skin of absorber with respect to surface side.

28. a kind of manufacturing method of the tablet of absorbent commodity, it is characterised in that:

The tablet includes multiple absorbability units, which includes: strip matrix part, has lateral, length Than the lateral long longitudinal direction and thickness direction；With the water absorbent polymer on the surface in a face for being fixed on the strip matrix part Particle, in the tablet, respectively the absorbability unit arranges in such a way that its longitudinal direction is at least towards a direction,

Before the water-absorbing polymeric particles absorb liquid, the water-absorbing polymeric particles are fixed on the strip base The surface in one face in body portion, and be fixed on the strip matrix part along on longitudinal side edge part,

The manufacturing method of the tablet includes:

Cutting action cuts substrate sheets and forms multiple strip matrix parts；

Expanding process widens adjacent the multiple strip matrix parts formed by the cutting action using expanding portion The mutual interval of strip matrix part；With

Water-absorbing polymeric particles spread process, mutual to the adjacent strip matrix part has been widened by the expanding process Multiple strip matrix parts at interval spread the water-absorbing polymeric particles.

29. the manufacturing method of tablet according to claim 28, it is characterised in that:

It include the adhesive applicating process for applying bonding agent in the process before the water-absorbing polymeric particles spread process.

30. the manufacturing method of tablet according to claim 29, it is characterised in that:

Include the expanding process in the cutting action subsequent process, includes institute in the expanding process subsequent process Adhesive applicating process is stated, includes that the water-absorbing polymeric particles spread work in the adhesive applicating process subsequent process Sequence,

From the multiple length for having widened the adjacent mutual interval of strip matrix part formed by the expanding process The surface in one face of strip matrix part applies the bonding agent by the adhesive applicating process, to the respectively strip base One face in body portion and the side edge part apply the bonding agent, from the surface in a face of multiple strip matrix parts, lead to Cross the water-absorbing polymeric particles and spread process and spread the water-absorbing polymeric particles, the water-absorbing polymeric particles via The bonding agent is fixed on the side edge part of the strip matrix part, to form the tablet.