CN202277442U - Absorption core body of absorption product - Google Patents
Absorption core body of absorption product Download PDFInfo
- Publication number
- CN202277442U CN202277442U CN201120359260XU CN201120359260U CN202277442U CN 202277442 U CN202277442 U CN 202277442U CN 201120359260X U CN201120359260X U CN 201120359260XU CN 201120359260 U CN201120359260 U CN 201120359260U CN 202277442 U CN202277442 U CN 202277442U
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- CN
- China
- Prior art keywords
- groove
- absorptive core
- absorption
- liquid
- grooves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010521 absorption reaction Methods 0.000 title abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 32
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 230000002745 absorbent Effects 0.000 description 13
- 239000002250 absorbent Substances 0.000 description 13
- 239000011347 resin Substances 0.000 description 12
- 229920005989 resin Polymers 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 230000035699 permeability Effects 0.000 description 9
- 239000000835 fiber Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 210000002700 urine Anatomy 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003248 secreting effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
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- Absorbent Articles And Supports Therefor (AREA)
Abstract
The utility model discloses an absorption core body of an absorption product, wherein three grooves are distributed on the absorption core body; the groove in the middle is 100 to 800 mm in length and 2 to 10 mm in depth; and the grooves on the two sides are 500 to 400 mm in length and 2 to 10 mm in depth. The absorption core body can accelerate the diffusion of the liquid, effectively improve the utilization rate of the front and the rear parts of the absorption core body, retains the absorption performance of the product while satisfying the dressing characteristics of the human bodies, and enables the product to be more comfortable to use.
Description
Technical field
This utility model relates to disposable personal hygiene article field, relates in particular to the absorptive core on a kind of absorbing products.
Background technology
Sanitary towel, diaper, urine trousers etc. are the well-known absorbent commodities that is used to absorb body discharges or secreting liquid.But this absorbent commodity usually by permeable top layer, middle part absorptive core, can not constitute by the liquid permeability bottom.But permeable top layer requires to have characteristics such as softness, close skin, quick imbibition, and it directly contacts with skin; Can not the liquid permeability bottom be asked to have softness, the effect of ventilative, liquid barrier, it directly contacts with external environment condition; The middle part absorptive core is the most important structure of absorbent commodity, plays the effect that absorbs liquid, pins liquid, is the key structure that is directly connected to properties of product.
The mixture that existing absorptive core generally adopts the mode of hygroscopicity fibre and super absorbent resin blend to form; After liquid gets into absorptive core; Hygroscopicity fibre plays the effect of temporary transient absorption, storage of liquids, and super absorbent resin plays absorption, pins liquid effects.Due to the high absorbent resin aspiration slower, and in the absorption liquid will gradually expand to form gel like substance, resulting gel effect.Therefore for such as the absorbent commodity of one type in urine trousers when absorbing urine, usually because the expansion blocking action of super absorbent resin causes liquid to spread smoothly in the vertical, thereby cause the side leakage of urine.
The absorptive core of existing disposable sanitary articles mainly contains design forms such as vertical bar shaped, dumb-bell shape, hourglass shape.The absorptive core of vertical bar shaped, the absorption liquid scale of construction is bigger, but owing to can make the volumetric expansion several times after the super absorbent resin suction; And the front and back width is consistent with crotch portion width, therefore, and at user between the operating period; Can produce the irregular stacking of a large amount of dilatants in crotch portion, give the user sense of discomfort.Method such as dumb-bell shape, hourglass shape reduces the crotch portion width of core body, strides the physiological feature of portion to adapt to human body, but when reducing crotch portion width, has just reduced the absorbtivity of crotch portion to liquid, makes crotch portion be prone to take place the risk of side leakage.
Therefore, there is following problem in the absorptive core of the disposable sanitary articles of prior art:
The expansion blocking action of super absorbent resin reduces its water-taking efficiency, has stoped the longitudinal diffusion of liquid, makes the front and rear part super absorbent resin of absorbent cores can not get effective utilization;
It is uncomfortable that the expansion of crotch portion super absorbent resin lets user produce.
The utility model content
The purpose of this utility model is in order to address the above problem, the absorptive core on the absorbing products to be provided, the longitudinal diffusion that this absorptive core can accelerating liquid; Improve imbibition ability; Simultaneously, core meets the physiological feature of human body crotch portion, and user is more comfortable when dress is used.
The technical scheme that this utility model is taked is:
Absorptive core on a kind of absorbing products; Comprise clad and absorbed layer; Said clad coats said absorbed layer, it is characterized in that, the length direction of said absorbed layer is provided with first groove; The length of said first groove is 100mm-800mm, and there is a distance at the two ends of first groove from the two ends of absorbed layer.
Further, be symmetrical set two second grooves on the both sides of said groove, the length of said two second grooves is less than the length of said first groove, and the length of said two second grooves is 50mm-400mm.
Further, said second groove is a vertical bar shaped.
Further, said second groove is arc or shaped form, said dorsad first groove of its opening.
Further, said absorptive core is shaped as vertical bar shaped, hourglass shape or dumb-bell shape.
Further, the degree of depth of said first groove and two second grooves is 2mm to 10mm.
The beneficial effect of the absorptive core on this utility model absorbing products is:
Intermediate groove has effectively promoted vertical transportation of liquid; The utilization rate of High hydrophilous resin in the core body before and after having improved; The groove that is positioned at both sides simultaneously makes product in use, receives the extruding of the portion of striding, and rule is bent into dumb-bell shape; Make crotch portion more meet the physiological feature that human body is striden portion, use more comfortable.
Description of drawings
Accompanying drawing 1 is the planar structure sketch map of this utility model first embodiment;
Accompanying drawing 2 is planar structure sketch maps of this utility model second embodiment;
Accompanying drawing 3 is a kind of structural representations that A-A analyses and observe in the accompanying drawing 2;
Accompanying drawing 4 is another kind of structural representations that A-A analyses and observe in the accompanying drawing 2;
Accompanying drawing 5 is planar structure sketch maps of this utility model the 3rd embodiment.
Label in the accompanying drawing is respectively:
1. absorptive core; 2. both sides groove; 3. intermediate groove;
4. clad; 5. absorbed layer; 6. high-absorbable resin;
7. water-absorption fiber; 8. but liquid permeability top layer; 9. can not the liquid permeability bottom.
The specific embodiment
Elaborate below in conjunction with the specific embodiment of accompanying drawing to the absorptive core on this utility model absorbing products.
Referring to accompanying drawing 3,4, absorptive core 1 is made up of clad 4 and absorbed layer 5, wherein; But the material of clad 4 can be selected the softish liquid permeable materials of lamellar such as non-woven fabrics, fibrous layer, paper for use; Preferentially elect the SS non-woven fabrics as, the grammes per square metre of clad 4 materials can be selected every square metre of 8 to 40 gram for use, preferably elects every square metre of 10 to 20 gram as; More preferably 15 grams are every square metre, and this nonwoven surface was carried out hydrophilic and handled; Absorbed layer 5 is mixtures of water-absorption fiber 7 and high-absorbable resin 6, and mixed ratio is elected 3:2 as, and clad 4 is used for fixing absorbed layer 5.Coating Permeability top layer 8 on absorptive core 1 coats impermeability bottom 9 below it, just processed absorbing products.But hot-wind nonwoven cloth is selected on liquid permeability top layer 8 for use, and grammes per square metre is every square metre of 25 gram, and possess hydrophilic property can not select for use breathable film and thin non-woven fabric to be composited by liquid permeability bottom 9.
Embodiment one: referring to accompanying drawing 1; One first groove 3 is set on absorbed layer 5; First groove 3 is a vertical bar shaped, and the position of first groove 3 is arranged on the central authorities of absorbed layer 5, and the length of first groove is 100mm-800mm; There is certain distance on the both sides of its both ends and absorbed layer 5, and the position of first groove 3 can be set according to the position of liquid inflow place.A segment distance is reserved from the both sides, front and back of absorbed layer 5 in the two ends of first groove 3; Drain into the position, rear and front end of absorbed layer 5 to liquid through first groove 3, make absorbed layer 5 rear and front end portion Time of Fluff Slurry and high-absorbable resin the mixture performance its absorb the effect of liquid.
Embodiment two: referring to accompanying drawing 2,3,4; On the basis of embodiment one,, two second grooves 2 are set on the both sides of first groove 3; Two second grooves 2 are vertical bar shaped; The parallel both sides that are symmetricly set on first groove 3, the length that is positioned at first groove 3 at middle part is omited length than the length of two second grooves 2 that are positioned at both sides, and the length of two second grooves is 50mm-400mm.。Article three, the horizontal spacing of groove is 10mm to 50mm, is preferably 20mm to 30mm.When liquid flows to 1 last time of this absorptive core, three grooves make the surface of absorptive core 1 form the dipping and heaving attitude, and the inclined plane reduces the contact angle of liquid, the absorption of accelerating liquid; Simultaneously, the liquid that in time is not absorbed by the absorption layer vertically flows in the groove of longitudinal extension, and liquid can be spread forwards, backwards, the utilization rate of absorbed layer before and after effectively raising.When absorptive core 1 is positioned at the crotch part position, can receive the extruding of both sides shank, at this moment, two second grooves 2 that are positioned at both sides can upwards carry out the rule bending under squeezing action, form the dumb-bell shape core body, have improved the comfortable and easy to wear sense of human body to it.Because the main effect of first groove is a drainage, and the effect of second groove is the bending effect, therefore, the degree of depth of the degree of depth of first groove less than two second grooves can be set.
Embodiment three: referring to accompanying drawing 5; Present embodiment and embodiment two are basic identical, and difference is the shape of two second grooves 2, adopt shaped form here; Can be circular arc, elliptic arc; Also can be a section in hyperbola, the parabola, perhaps other curve shape, the opening of curve is back to first groove 3.Curve shape is fit to give birth to body crotch part position and physiological feature more, makes the wearer more comfortable.
In actual production; Absorptive core 1 is made in the cotton core shaping mould; On production line; But clad 4 liquid permeability top layers 8 can molding together in the cotton core shaping mould, and therefore, but the liquid permeability top layer 8 of the absorbing products of finished product and the clad 4 on the absorptive core 1 also form corresponding groove among the above embodiment.In above embodiment, the width of groove can be 1mm to 10mm, is preferably 3mm to 6mm.Groove can be 1mm to 10mm deeply, is preferably 2mm to 5mm.The shape of absorptive core 1 can be vertical bar shaped, ellipse, dumb-bell shape, hourglass shape or other shape.
The above only is the preferred implementation of this utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from this utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of this utility model.
Claims (6)
1. the absorptive core on the absorbing products; Comprise clad and absorbed layer; Said clad coats said absorbed layer; It is characterized in that: the length direction of said absorbed layer is provided with first groove, and the length of said first groove is 100mm-800mm, and there is a distance at the two ends of first groove from the two ends of absorbed layer.
2. the absorptive core on the absorbing products according to claim 1 is characterized in that: be symmetrical set two second grooves on the both sides of said groove, the length of said two second grooves is 50mm-400mm.
3. the absorptive core on the absorbing products according to claim 2 is characterized in that: said second groove is a vertical bar shaped.
4. the absorptive core on the absorbing products according to claim 2 is characterized in that: said second groove is arc or shaped form, said dorsad first groove of its opening.
5. according to the absorptive core on each described absorbing products in the claim 1 to 4, it is characterized in that: said absorptive core be shaped as vertical bar shaped, hourglass shape or dumb-bell shape.
6. according to the absorptive core on each described absorbing products in the claim 2 to 4, it is characterized in that: the degree of depth of said first groove and two second grooves is 2mm to 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120359260XU CN202277442U (en) | 2011-09-23 | 2011-09-23 | Absorption core body of absorption product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120359260XU CN202277442U (en) | 2011-09-23 | 2011-09-23 | Absorption core body of absorption product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202277442U true CN202277442U (en) | 2012-06-20 |
Family
ID=46223630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120359260XU Expired - Lifetime CN202277442U (en) | 2011-09-23 | 2011-09-23 | Absorption core body of absorption product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202277442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106470655A (en) * | 2014-06-30 | 2017-03-01 | 尤妮佳股份有限公司 | Absorbent commodity |
| CN109998787A (en) * | 2017-12-05 | 2019-07-12 | 花王株式会社 | Disposable diaper |
-
2011
- 2011-09-23 CN CN201120359260XU patent/CN202277442U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106470655A (en) * | 2014-06-30 | 2017-03-01 | 尤妮佳股份有限公司 | Absorbent commodity |
| CN106470655B (en) * | 2014-06-30 | 2020-01-10 | 尤妮佳股份有限公司 | Absorbent article |
| CN109998787A (en) * | 2017-12-05 | 2019-07-12 | 花王株式会社 | Disposable diaper |
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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 |
Granted publication date: 20120620 |
|
| CX01 | Expiry of patent term |