CN201361186Y - Disposable absorption article - Google Patents
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- CN201361186Y CN201361186Y CNU2009200065890U CN200920006589U CN201361186Y CN 201361186 Y CN201361186 Y CN 201361186Y CN U2009200065890 U CNU2009200065890 U CN U2009200065890U CN 200920006589 U CN200920006589 U CN 200920006589U CN 201361186 Y CN201361186 Y CN 201361186Y
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Abstract
A disposable absorption article comprises a liquid penetrable facial layer, a liquid non-penetrable bottom layer and an absorption core, wherein the absorption article is essentially a lengthwise shape and is provided with a first waistline zone, a crotch part zone and a second waistline zone along the length direction, a first elastic waistline component is combined between facial layer materials and bottom layer materials of one waistline zone in the first waistline zone and the second waistline zone or on one of the facial layer materials and bottom layer materials, the length direction of the first elastic waistline component is vertical to the length direction of the disposable absorption article, the length of the first waistline component is longer than the width of the absorption article, the first elastic waistline component extends out for certain length from two longitudinal sides of the absorption article, the first elastic waistline component mainly comprises elastic materials, the article is further provided with at least one fastener which is arranged on the inside of two end portions of the length direction of the first elastic waistline component and/or arranged on the bottom layer materials on two transverse sides of the other waistline zone, wherein the fastener enables the first elastic waistline component and two traversing sides of the other waistline zone to be combined through an unstuck mode into a pants shape.
Description
Technical field
The present invention relates to disposable absorbent article, relate in particular to and conveniently to take off the disposable absorbent article of wearing and having the opening and closing type of rational elasticity distribution in whole waistline zone.
Background technology
Disposable absorbent article, for example disposable diaper, disposable diaper, training all are well-known with diaper, adult's incontinence article or the like.
Currently be used to help train the disposable training of the training stage of infant to be proved to be special needs and useful articles for use with diaper.This training generally includes the primer of an impermeable liquid with diaper, the surface material of a liquid permeable and be arranged between the two an absorbent structure, this training also comprises the elastomeric side panels that the opposite side edge with primer for good and all is bonded together with diaper.This primer and elastomeric side panels thereby form a waistline opening and two leg openings are by can further strengthening the stickiness of underwear along the aggregation apparatus of waistline opening and leg opening.
Conventional exercises for good and all is bonded together with the lateral edges in the forward and backward waistline zone of diaper, and this diaper has a kind of outward appearance the spitting image of clothes.The child thinks that disposable diaper is an articles for babies, and most of children dislike being considered to the baby, and therefore, these children are unwilling to dress disposable diaper, and more is ready to dress the training diaper that looks like adult's underwear.Like this, from traditional disposable diaper to training baby defecation process, may being an important step with the transformation of diaper more as the training of clothes or underwear.
Existing training is that their occupation mode is subjected to the restriction that will dress as a underwear with a defective of diaper.Using disposable absorbent article as underwear is favourable in a lot of occasions, and is particularly suitable for child active and walking.Even but, when also needing to dress these articles for use, for example,, use these articles for use more convenient as diaper being unwilling to take off under the situation of child's footwear as diaper for identical child.Owing to be difficult to know when need use this articles for use in which kind of specific mode, therefore a diaper that can use with diaper as a disposable diaper or training is arranged is useful.If the disposable absorbent article that can have two types is preferred, a kind ofly can under situation about needn't take off, just easily check this articles for use inside as diaper or as the articles for use that underwear uses.
Therefore, be desirable to provide a kind of disposable absorbent article, it can either provide the clothes class or the underwear class outward appearance of conventional exercises underwear, also can use as diaper or as underwear.
At publication number is in the Chinese patent of CN1142759A, a kind of disposable absorbent article with elastomeric ears is disclosed, wherein ears is made by elastomeric material, it has proximal edge, distal edge, first adjoining edge and second adjoining edge, described first and second adjoining edge connects above-mentioned proximal edge and distal edge, described second adjoining edge is not parallel with first adjoining edge, and the more described distal edge of described proximal edge is long; In use, described second adjoining edge is determined at least a portion shank aperture.Has a fastener on the ears.
A kind of absorbent item is disclosed respectively in publication number is the Chinese patent of CN1348347A, CN1348348A, has the crotch district between first, second waistline zone and first, second waistline zone, moisture absorption bottom with absorbent assemblies, connected piece from absorbent assemblies along horizontal extension in the first waistline zone, the length of described connected piece is equal to or greater than 20% of absorbent item total length, each connected piece mainly is made of non-woven elastic, and described non-woven elastic extends to one of leg opening and determines interior attachment surface from the waistline opening; Be located at least one securing member in the second waistline district on the outer surface, this at least one securing member comprise be fit to can be more securely with described in the bonded machanical fastener of attachment surface; Wherein said machanical fastener makes this absorbent item be held in described medicated underpants configuration with described can fasteningly again combination of described interior attachment surface.
Though prior art provides the training pants of opening and closing type, yet, because the elastic waistline of above-mentioned absorbent item is to provide by the side joint Radix Aconiti Lateralis Preparata, rather than whole waistline zone is all flexible, therefore require side tabs zone resilience force bigger, so the skin of the easy localized injury infant in side joint Radix Aconiti Lateralis Preparata zone.
Summary of the invention
Main purpose of the present invention is to overcome the shortcoming of prior art, and a kind of disposable absorbent article that has the opening and closing type of rational elasticity distribution in whole waistline zone is provided.
The present invention adopts following technical scheme: a kind of disposable absorbent article, it comprises the liquid permeability surface layer, the liquid-tight bottom, and be arranged at absorbent cores between liquid permeability surface layer and the opaque liquid bottom, this absorbent item essence is elongate shape, has the first waistline zone, crotch region and the second waistline zone along its length direction; One first elastic waistline assembly, this first elastic waistline assembly is bonded on the surface material or primer in a waistline zone in first, second waistline zone, the length direction of the first elastic waistline assembly is vertical with the length direction of disposable absorbent article, the length of the first elastic waistline assembly is longer than the width of absorbent item, and extend 5-25cm from two vertical sides of absorbent item, the part of the described first elastic waistline assembly can with a part of overlaid of an end of absorbent cores, the described first elastic waistline assembly mainly is made of elastomeric material; Be arranged at the first elastic waistline length component direction both ends close wearer one side at least one securing member and/or be arranged at least one securing member of the primer of another waistline zone length direction both sides near wearer clothes one side, but above-mentioned securing member makes the regional both sides of the first elastic waistline assembly and another waistline be bonded into the medicated underpants configuration in the mode of folding.Described first, second waistline zone can only rely on described securing member can securely be bonded into the medicated underpants configuration to the first elastic waistline assembly and another waistline zone again.Can be provided with the second elastic waistline assembly on another waistline zone, this second elastic waistline assembly and the described first elastic waistline assembly make and constitute the integral, flexible waistline on the waistline directions.The elastic contractile force of other parts of the elastomeric material of the elastic shrinkage force rate waistline assembly of the elastomeric material of described waistline assembly and absorbent cores lap is little.Two elastic waistline assemblies that absorbent item can be provided with setting can make the whole waistline direction at disposable absorbent article all have the elastic telescopic performance, promptly constitute the integral, flexible waistline on the waistline direction.
According to disposable absorbent article provided by the invention, have the clothes class or the underwear class outward appearance of conventional exercises underwear, simultaneously also can be as the releasable joint of disposable expansion diaper.And, that is to say in whole waistline zone all have elastic-restoring force relatively uniformly at all flexible waistline in whole waistline zone, can reduce skin owing to the excessive baby of injury of local pressure.
Description of drawings
Fig. 1 is the expansion plane graph that the surface layer of disposable absorbent article of the present invention makes progress;
Fig. 2 is the cutaway view of the A-A direction of Fig. 1;
Fig. 3 is the cutaway view of the B-B direction of Fig. 1;
Fig. 4 is for cuing open the sketch map behind leakproof edge material and the surface material from Fig. 1;
Fig. 5 is the exploded perspective view of the parts of disposable absorbent article of the present invention;
Fig. 6 is the side view of disposable absorbent article of the present invention, and fixed system shown in it connects in a side, and does not connect at opposite side;
Fig. 7 is the expansion plane graph that the surface layer of another embodiment of the present invention makes progress;
Fig. 8 is the expansion plane graph that the surface layer of further embodiment of this invention makes progress.
In the drawings, 1 is disposable absorbent article, 2 is the liquid permeability surface material, 3 is the opaque liquid primer, 31 is the breathable film material, 32 is non-woven fabric material, 4 is absorbent cores, and 5 is the first elastic waistline assembly, 51 securing members at both ends for the waistline length component direction that is arranged at the waistline zone, 55 is the cut part of elastic waistline material, 6 is the second elastic waistline assembly, 66 parts of partly being cut off for elastic waistline and absorbent cores lap, and 7 enclose assembly for elastic leg, 8 are leakproof edge assembly, 44 is elastic component, and 15 is the width of securing member along the waistline length direction, and 12 is the vertical side of the edge of disposable absorbent article, 13 is the transverse side edges of disposable absorbent article, and L is the distance of waistline assembly from the vertical side of the edge extension of disposable absorbent article; 52 is the securing member on another waistline zone relative with the waistline assembly.
The specific embodiment
As used herein, term " absorbent item " is meant the device that absorbs and hold bodily exudate, more particularly is meant to be close to or to place to absorb and to hold the various excremental device of being discharged by health near wearer's body.As used herein, term " disposable " be meant do not plan to wash or restore or the absorbent item that re-uses as absorbent item (promptly, their designs abandon after disposable use, preferably handle with its recycling, compost treatment or in the mode of other and environmentally compatible).
As used herein, term " joint " comprises by element directly being attached on other element and element directly is fixed to configuration on another element, also comprise by element is attached to intermediary element, intermediary element is attached on another element then, thereby element is fixed to configuration on another element indirectly.
" permanent adhesive ", " permanent engagement " refer to two elements of a moisture absorption clothes combination, bonding, connect, adhere to etc., so that these elements tend to bonding under the normal condition of using of moisture absorption clothes and can keep bonding.
" releasable joint ", " releasable connection " and various variation thereof refer to that two elements are connected or can be connected to each other, so that these elements do not tend to keep connecting when having separating force to put on one of them or two elements, these elements can be separated and do not have permanent deformation or break, and separates two required separating forces of element and surpass the power that runs into when dressing this absorbent item usually.
As used herein, term " ductile " and " stretchable " are meant that can extend to a certain degree and not can disruptive material at least one direction.Term " elasticity ", " but elasticity extend " and " but elastic stretching " are meant extensible material.After the power of the described extensible material that stretches was removed, described extensible material had the ability that returns back to its original dimension substantially.Except as otherwise noted, as described herein, but but be described to ductile or stretchable any material or element and also can be that elasticity extends or elastic stretching.
As used herein, term " trousers " is meant the disposable garment with a waistline opening and two leg openings, and described clothes is baby or adult wearer design.Can stretch into by lower limb the wearer leg opening and with trousers lift near wearer's lower body position with trousers through on one's body the user.Trousers can use any suitable method to come preform, and bonding (for example, stitching, welding, binding agent, cohesion bonding, fastener etc.) that described method includes but not limited to utilize refastenable and/or not reproducible fastening bonds together the each several part of articles for use.Although this paper has adopted term " trousers ", described trousers are also referred to as " closed diapers ", " prefastened diapers ", " pull-on diaper ", " training pants " and " diaper pants " etc. usually.
Term " liquid is permeable " and " liquid non-permeate " are meant the penetrance of the material in the scope that disposable absorbent article plans to use.Specifically, term " liquid is permeable " be meant have the hole, the layer or the layer structure of the void space of opening and/or interconnection, described layer and/or layer structure allow liquid (for example water) to enter or see through its thickness under typical service condition (for example, not needing to apply remarkable or non-representative pressurization).On the contrary, term " liquid non-permeate " is meant a kind of layer or layer structure, and liquid (for example water) can not see through the thickness of described layer or layer structure under the situation of not pressurization (for example, in typical service condition).According to this definition, the layer or the layer structure of liquid non-permeate can see through liquid vapour,, can be " vapor permeable " that is.As known in the art, a kind of to be used to measure the material that typically is used for absorbent item be hydrostatic test to the infiltrative common method of water, is also referred to as the hydrostatic head test or abbreviates " head " test as.
" elastic ", " elasticized " and " elasticity " refers to the performance of a kind of material or chemical compound, can elongate at least 25% of its relaxed length after it is applied certain pulling force, utilize this performance can after the power that causes being out of shape is removed, tend to recover its original size and shape.
" elastic stretching than " is the length of (length the when length-elastomeric material after elastomeric material is stretched is lax)/when elastomeric material is lax.
First and second just in order to distinguish parts, still do not have any restrictive implication, and under equal conditions both are interchangeable.
Shown in Fig. 1-4, disposable absorbent article 1 provided by the invention, it comprises liquid permeability surface layer 2, liquid-tight bottom 3, and be arranged at absorbent cores 4 between liquid permeability surface layer 2 and the opaque liquid bottom 3, this absorber articles for use 1 essence is elongate shape, has the first waistline zone, crotch region and the second waistline zone along its length direction; One first elasticity is enclosed assembly 5, this first elastic waistline assembly 5 is bonded on the surface material or primer in a waistline zone in first, second waistline zone, the length direction of the first elastic waistline assembly 5 is vertical with the length direction of disposable absorbent article 1, the length of the first elastic waistline assembly 5 is longer than the width of absorbent item, as shown in Figure 1, 2, the first elastic waistline assembly 5 extends certain-length L from two vertical sides 12 of absorbent item 1, and L is 5-25cm.As shown in Figure 4, a part of overlaid of an end of the part of the described first elastic waistline assembly 5 and absorbent cores 4, described elastic waistline assembly mainly is made of elastomeric material; Securing member 51 is arranged on the inboard at length direction both ends of the first elastic waistline assembly 5, and above-mentioned securing member makes the first elastic waistline assembly and another both sides, lumbar region releasably be bonded into the medicated underpants configuration.
Liquid permeability surface material 2 is submissive, soft feel, and to wearer's skin nonirritant.And it is permeable that liquid permeability surface material 2 should be liquid, thereby make liquid (for example urine) facilitate penetration of its thickness.The liquid permeability surface material 2 that is suitable for can be made of a variety of materials, for example porous foam, reticulated foams, apertured plastic films or natural fiber are (for example, the wood fiber or cotton fiber), synthetic fibers (for example, poly-vinegar fiber or polypropylene fiber) or natural fiber and weaving or non-woven webs that synthetic fibers make up.In some embodiments, liquid permeability surface material 2 is made so that wearer's skin is isolated with the liquid that is included in the absorbent cores 20 by hydrophobic material.
Liquid-tight primer 3 be arranged on usually disposable absorbent article 1 contiguous absorbent cores 4 on the surface of clothes.Liquid-tight primer 3 can prevent the articles for use of the dirty possibility of the exudate touching diaper 10 that absorbent item absorbs and holds, for example sheet and underwear.In some embodiments, liquid-tight bottom 3 basic impermeable liquid (for example urine), the opaque liquid primer also can be made up of the layer more than one deck, wherein the skin of liquid-tight bottom 3 (usually being called egative film) can be made by softish non-woven material 32, and the egative film internal layer can be made by impermeable substantially thin film 31, and for example thickness is the thermoplasticity breathable films of about 0.012mm to about 0.051mm.Can use binding agent or any other suitable material or method that each layer is bonded together.Other stock footage that is fit to can comprise that allowing water vapour to overflow from disposable absorbent article 1 prevents also that simultaneously exudate from seeing through the gas permeable material of liquid-tight bottom 3.Exemplary breathable materials can comprise material such as woven web, non-woven webs, such as the composite of the non-woven webs that coats rete.Although this paper has imagined multiple backsheet configurations, it will be apparent to those skilled in the art that and to make various other variations and modification.
As previously mentioned, one first elastic waistline assembly 5 for good and all is bonded on the surface material in the arbitrary waistline zone in first, second waistline zone or the primer or between surface material and the primer, the length direction of the first elastic waistline assembly 5 is vertical with the length direction of disposable absorbent article 1, the length of the first elastic waistline assembly 5 is longer than the width of absorbent item 1, and extend 5-25cm from two vertical sides 12 of absorbent item 1, be preferably 10-15cm.Described waistline assembly 5 mainly is made of elastomeric material; At least one securing member 51 is arranged on the inboard at waistline length component direction both ends and/or at least one securing member 2 is arranged on the primer of another both sides, waistline zone, and above-mentioned securing member makes the regional both sides of waistline assembly and another waistline releasably be bonded into the medicated underpants configuration.The elastic contractile force of other parts of the elastomeric material of the elastic shrinkage force rate waistline assembly of the elastomeric material of described waistline assembly and absorbent cores lap is little.
The form that the waistline assembly can multiplely be known provides, and these forms include but not limited to fiber, scrim, crossover network cables, foam or its combination of thin film, perforated film, belt, strand, independentization.In particularly suitable embodiment, the waistline assembly is a plane institution movement, and the two layers of nonwoven therebetween is established elastic film, gum elastic, elastic foam or other lamellar elastic construction form, and wherein the length of member and width are than the big many orders of magnitude of thickness.Elastic component 44 can comprise elastomer polymer alone or in combination.The draw ratio of described elastomeric material is between the 0.5-4.5, is preferably between the 1-2.The first elastic waistline assembly is to be bonded on the surface material in a waistline zone in first, second waistline zone or the primer under the elongation state of 1.2-2.0 or between surface material and the primer, draw ratio is preferably 1.4-1.7 with the draw ratio
The waistline assembly can engage by any adhering technique known in the art, and for example bonding by binding agent, heat bonding, pressure binding, ultrasound wave are bonding, mechanical connection or their combination.
In another waistline zone relative with the waistline assembly, also can be provided with the second elastic waistline assembly 6, the second elastic waistline assembly 6 is bonded at least one layer material of liquid permeability surface material, opaque liquid primer, as preferred embodiment a kind of, the second elastic waistline assembly is bonded between surface material and the primer.Like this, the second elastic waistline assembly 6 and the first elastic waistline assembly 5 make the whole waistline direction at disposable absorbent article all have the elastic telescopic performance.
The part of described waistline assembly can with a part of overlaid of an end of absorbent cores, can be not overlapping yet.Owing to exist the zone of absorbent cores thicker usually, in absorbent cores and the overlapping place of waistline assembly, because the effect of elastic waistline material is more stiff usually at the core of overlapping region.In the present invention, for make at the core of the position that the elastic waistline assembly overlaps with absorbent cores can be not stiff, end position in absorbent cores does not have to be provided with along the flexible elastic component of waistline length component direction, as shown in Figure 4, the waistline assembly is presented down " recessed " type partly excising with the absorbent cores overlapping areas, core can be not stiff like this, and the waistline assembly can not be difficult to stretch because of the core cause yet; Perhaps, the elastic method that reduces the overlapping region of waistline assembly and absorbent cores is that the waistline assembly in the overlapping region is partly cut off, and as shown in the figure, is partly cut off along 66 in the overlapping region of the second waistline assembly 6 with absorbent cores.The elastic method that another kind reduces waistline assembly and absorbent cores overlapping region is, solidifies after at least a portion of the elastomeric element of overlapping region is melted again.
Disposable absorbent article 1 according to the present invention comprises that also one is used for disposable absorbent article is fixed in wearer waistline securing member 51 and 52 on every side, securing member 51 is arranged on the inboard at the first elastic waistline length component direction both ends and/or securing member 52 is arranged on the primer of another both sides, waistline zone relative with the first elastic waistline assembly, above-mentioned securing member comprises the releasable machanical fastener that engages with non-woven material, as Fig. 1,5, shown in 6, with interior close surface material one side, this securing member is releasable to be bonded on the bottom non-weaving cloth in another waistline zone apart from the about 1cm of length direction end edge at the both ends that this securing member is arranged at the first elastic waistline length component direction.This securing member makes waistline assembly and both sides, another waistline zone releasably be bonded into the medicated underpants configuration.
Securing member has and the bonded machanical fastener of non-woven material, can adopt the hook-type mechanical fixed part, hook fastener elements generally includes a kind of fabric or material with basis and supporting construction, one group of at least one surperficial upwardly extending hook spare from this supporting construction.Contrast with the annular fixing member that requires to have a kind of flexible fabric, the advantage of hook material is to have a kind of unconscious displacement that can reduce the fixture that causes owing to hook material deformation and hold clothes or other articles for use.Suitable hook material can be made by nylon, polypropylene or another kind of suitable material mold pressing or extruding.Securing member can be engaged on the inboard that places waistline assembly both ends or the primer of another both sides, lumbar region by any method known to a person of ordinary skill in the art, and example knows that binding agent is bonding, ultrasound wave is bonding or heat bonding.
As shown in Figure 7, disposable absorbent article 1, it has the liquid permeability of comprising surface layer 2, liquid-tight bottom 3, and be arranged at absorbent cores 4 between liquid permeability surface layer 2 and the opaque liquid bottom 3, this absorber articles for use 1 essence is elongate shape, has the first waistline zone, crotch region and the second waistline zone along its length direction; One first elastic waistline assembly 5, this first elastic waistline assembly 5 is bonded on (one of them waistline zone, the first waistline zone, it is decided to be first waistline zone just in order promptly to distinguish in the second waistline zone with another waistline zone, but do not have restrictive implication at this) in surface material and primer between, the length direction of waistline assembly 5 is vertical with the length direction of disposable absorbent article, waistline assembly 5 length are longer than the width of absorbent item, waistline assembly 5 extends certain-length L from two vertical sides 12 of absorbent item, and L is 10cm.Described waistline assembly 5 is not overlapping with absorbent cores 4, and described waistline assembly 5 mainly is made of elastomeric material; Securing member 52 is arranged on the primer of both sides, second waistline zone, waistline assembly 5 can with the securing member 52 releasable medicated underpants configurations that are bonded into that are arranged on the primer of both sides, second waistline zone.The elastic waistline assembly is to be bonded under the elongation state of 1.4-1.7 on the surface material in a waistline zone in first, second waistline zone or the primer or between surface material and the primer with the draw ratio,
As shown in Figure 7, one first elastic waistline assembly 5, this waistline assembly 5 is bonded on the side of close clothes of the primer in the first waistline zone, the length direction of waistline assembly 5 is vertical with the length direction of disposable absorbent article, the waistline length component is longer than the width of absorbent item, two vertical sides at absorbent item extend certain-length L, and L is 10cm.This disposable absorbent article has first, second securing member, first securing member 51 is bonded on the inboard at elastic waistline length component direction both ends in the first waistline zone, second securing member 52 is bonded on respectively on the primer of both sides, second lumbar region, first securing member comprises hook-type fastener, and second securing member comprises and the complementary annular fixing member of the hook-type fastener of first securing member.First securing member 51 and second securing member, 52 releasable being bonded together.
As shown in Figure 8, one first elastic waistline assembly 5, this waistline assembly 5 is bonded on close wearer skin one side of the surface material in the first waistline zone, the length direction of waistline assembly 5 is vertical with the length direction of disposable absorbent article, the waistline length component is longer than the width of absorbent item, extends certain-length 15cm from two vertical sides of absorbent item.This disposable absorbent article has first securing member 51, second securing member 52, first securing member 51 is bonded on the primer of both sides, second lumbar region, second securing member 52 is bonded on respectively on the inboard at elastic waistline assembly both ends in the first waistline zone, first securing member comprises hook-type fastener, and second securing member comprises and the complementary annular fixing member of the hook-type fastener of first securing member.First securing member 51 and second securing member, 52 releasable being bonded together.
According to a kind of disposable absorbent article provided by the invention, it comprises the liquid permeability surface layer, the liquid-tight bottom, and the absorbent cores between liquid permeability surface layer and the opaque liquid bottom, this absorber articles for use essence is elongate shape, has the first waistline zone, crotch region and the second waistline zone along its length direction; One waistline assembly, this waistline assembly is bonded between the surface material and primer in a waistline zone in first, second waistline district, the length direction of waistline assembly is vertical with the length direction of disposable absorbent article, the waistline length component is longer and extend certain-length 5-25cm at two vertical sides of absorbent item than the width of absorbent item, a part of overlaid of one end of a described waistline assembly part and absorbent cores, described waistline assembly mainly is made of elastomeric material; Be arranged on the inboard at waistline length component direction both ends and/or be arranged at least one securing member on the primer of another both sides, lumbar region, but this securing member makes waistline assembly and another both sides, lumbar region be bonded into the medicated underpants configuration in the mode of folding.This absorbent item can provide two elastic waistline assemblies, i.e. the first elastic waistline assembly and the second elastic waistline assembly.According to disposable absorbent article provided by the invention, have clothes class or the underwear class outward appearance of conventional exercises with underwear, simultaneously also can be as the releasable joint of disposable expansion diaper.And all flexible in whole waistline zone, that is to say in whole waistline zone all have uniform elastic-restoring force, can reduce skin owing to the excessive baby of injury of local pressure.Though specific embodiments of the invention have been described,, scope of the present invention is not limited to above-mentioned specific embodiment, but still falls within the scope of protection of the present invention in the various modification, variation and the replacement that do not break away under the spirit of the present invention.
Claims (13)
1, a kind of disposable absorbent article, it comprises the liquid permeability surface layer, the liquid-tight bottom, and be arranged at absorbent cores between liquid permeability surface layer and the opaque liquid bottom, this absorbent item essence is elongate shape, has the first waistline zone, crotch region and the second waistline zone along its length direction; One first elastic waistline assembly, it is characterized in that this first elastic waistline assembly is bonded on the surface material in a waistline zone in first, second waistline zone or the primer or between surface material and the primer, the length direction of the first elastic waistline assembly is vertical with the length direction of disposable absorbent article, the first elastic waistline length component is longer and extend 5-25cm from two vertical sides of absorbent item than the width of absorbent item, and the described first elastic waistline assembly mainly is made of elastomeric material; Be arranged at least one securing member at the first elastic waistline length component direction both ends and/or be arranged at least one first securing member on the primer of another waistline zone both lateral sides near wearer clothes one side near wearer one side, described first securing member makes the both lateral sides in the first elastic waistline assembly and another waistline zone releasably be bonded into the medicated underpants configuration.
2, disposable absorbent article as claimed in claim 1 is characterized in that the length that the first elastic waistline assembly extends 10-15cm from two vertical sides of absorbent item.
3, disposable absorbent article as claimed in claim 1 is characterized in that described first, second waistline zone only relies on described first securing member can securely be bonded into the medicated underpants configuration to the first elastic waistline assembly and another waistline zone again.
4, disposable adsorption object as claimed in claim 1 is characterized in that a part of overlaid of an end of the part of the described first elastic waistline assembly and absorbent cores.
5, disposable absorbent article as claimed in claim 1, it is characterized in that also being provided with second securing member, first securing member and second securing member are bonded on the inboard at the first elastic waistline length component direction both ends respectively or on the primer of another lumbar region both lateral sides, first, second securing member can securely be bonded together again.
6, disposable absorbent article as claimed in claim 1, it is characterized in that described another waistline zone is provided with the second elastic waistline assembly, this second elastic waistline assembly and the described first elastic waistline assembly make the whole waistline direction at disposable absorbent article all have the elastic telescopic performance.
7, disposable absorbent article as claimed in claim 1 is characterized in that the elastic contractile force of other parts of elastomeric material of elastic shrinkage force rate waistline assembly of the elastomeric material of described waistline assembly and absorbent cores lap is little.
8, disposable absorbent article as claimed in claim 6 is characterized in that the eclipsed at least a portion of described elastomeric material and absorbent cores is cut off.
9, disposable absorbent article as claimed in claim 7 is characterized in that described elastomeric material is cut off at least a portion with the absorbent cores lap and presents " recessed " shape of handstand.
10, disposable absorbent article as claimed in claim 6 is characterized in that the eclipsed at least a portion of described elastomeric material and absorbent cores, is cured after being melted again.
11, disposable absorbent article as claimed in claim 1, the draw ratio that it is characterized in that described elastomeric material is 0.5-4.5.
12, disposable absorbent article as claimed in claim 1 is characterized in that the first elastic waistline assembly is to be bonded under the elongation state of 1.2-2.0 on the surface material in a waistline zone in first, second waistline zone or the primer or between surface material and the primer with the draw ratio.
13, disposable absorbent article as claimed in claim 3 is characterized in that the described first elastic waistline assembly draw ratio is 1.4-1.7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200065890U CN201361186Y (en) | 2009-03-11 | 2009-03-11 | Disposable absorption article |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200065890U CN201361186Y (en) | 2009-03-11 | 2009-03-11 | Disposable absorption article |
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| CN201361186Y true CN201361186Y (en) | 2009-12-16 |
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| CNU2009200065890U Expired - Lifetime CN201361186Y (en) | 2009-03-11 | 2009-03-11 | Disposable absorption article |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862240A (en) * | 2010-06-29 | 2010-10-20 | 覃叙钧 | Diaper with elastic waistline assembled on back |
| CN102824248A (en) * | 2012-09-12 | 2012-12-19 | 金红叶纸业集团有限公司 | Disposable absorption product |
-
2009
- 2009-03-11 CN CNU2009200065890U patent/CN201361186Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862240A (en) * | 2010-06-29 | 2010-10-20 | 覃叙钧 | Diaper with elastic waistline assembled on back |
| CN102824248A (en) * | 2012-09-12 | 2012-12-19 | 金红叶纸业集团有限公司 | Disposable absorption product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091216 |