CN212879832U - Absorb core and panty-shape diapers fast - Google Patents

Abstract

The utility model relates to an absorb articles for use technical field, more specifically relates to a absorb core and panty-shape diapers fast, the core includes hot-blast non-woven fabrics layer, fluff pulp layer, upper absorbent layer, polymer absorbent resin layer, the lower absorbent layer that from the top down set gradually, still be equipped with a plurality of guiding gutters on the core. The utility model aims to overcome the defects that the core body of the existing absorbing article has slower speed for absorbing liquid, large rewet and easy lump rise, and provides a quick absorbing core body which has fast absorbing speed, less rewet, difficult lump rise and increased comfort level, and the utility model also provides a paper diaper with the quick absorbing core body, which has the effects of being lighter and thinner, good high-molecular water locking performance, softness and no lump rise after the product absorbs urine, large absorbing capacity, high absorbing speed and strong water locking; the design of the specific diversion trench can accelerate the absorption speed of the paper diaper, reduce reverse osmosis, reduce urine leakage and improve the product utilization rate.

Description

Absorb core and panty-shape diapers fast

Technical Field

The utility model relates to an absorb articles for use technical field, more specifically relates to a absorb core and panty-shape diapers fast.

Background

Absorbent articles are key components for absorbing various liquids used in disposable sanitary articles such as diapers, sanitary napkins and the like. Wherein, the core of the absorbent article is used for the main absorption. The existing absorption articles have slow absorption speed, and are easy to lump after absorbing liquid or leak when the absorption capacity is large. Moreover, most of the absorbing articles adopt fluffy cloth as a main absorbing layer, so that the whole absorbing core body is thick, solid and bloated, and discomfort is brought to users.

The reference document (publication number is CN 209236609U) discloses a gourd-shaped paper diaper core, which comprises an upper absorbing layer, a lower absorbing layer and a high polymer water-absorbing resin layer between the upper absorbing layer and the lower absorbing layer, wherein the high polymer water-absorbing resin layer is divided into a plurality of units by core glue, and a plurality of diversion trenches are formed between the plurality of units. But the speed of the absorbed liquid is relatively slow, and because only a thin upper absorption layer is arranged on the macromolecule water absorption resin layer, the macromolecule water absorption resin layer is easy to reversely permeate the upper absorption layer after absorbing a large amount of liquid, so that a sticky and greasy wet percolation feeling is caused to a user, and the use comfort is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the speed that current absorption articles for use core absorbed liquid slower, the infiltration is big and play easily not enough that sticks together, provides an absorption rate fast, the infiltration is few, be difficult for playing the quick absorption core that sticks together and increase the comfort level.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the utility model provides a quick absorption core, the core includes hot-blast non-woven fabrics layer, fluff pulp layer, upper absorbent layer, polymer absorbent resin layer, the lower absorbent layer that from the top down set gradually, still be equipped with a plurality of guiding gutters on the core.

The utility model discloses a core absorption rate is fast, and reverse osmosis is few, and reducible liquid leaks outward, improves product utilization, promotes the compliance and the comfort level of product. And meanwhile, the problem of poor hand feeling of particles caused by the high-molecular water-absorbent resin material when the product is touched can be solved. Specifically, hot-blast non-woven fabrics layer can pierce through the liquid of upper strata to the lower floor fast, and the fluff pulp layer of fixed lower floor prevents that the fluff pulp from leaking outward and sticking together simultaneously. The hot air non-woven fabric has fluffiness, softness and high strength. The fluff pulp can rapidly disperse liquid or can diffuse the liquid to the whole core body through the capillary action, and meanwhile, the fluff pulp has the fluffiness, the liquid transmission diffusion function and the liquid storage function, and the back seepage can be reduced. Furthermore, an upper absorption layer, a fluff pulp layer and a hot air non-woven fabric layer are arranged on the macromolecule water absorption resin layer which plays a role of mainly absorbing liquid, and because the skin of a user and the macromolecule water absorption resin layer are separated by a plurality of layers, on one hand, the skin of the user is not easy to reverse seep to the surface of the core body, and on the other hand, the user can be provided with a relatively dry and comfortable feeling. The guiding gutter can play the water conservancy diversion effect, makes liquid dispersion to each position of core, enables liquid on the one hand and obtains absorbing fast fully, and on the other hand also can improve the product utilization ratio of whole core, and the core absorbs liquid more evenly, improves the whole absorbing capacity of core, reduces the limited seepage risk that leads to of local absorbing capacity. Furthermore, the whole core body does not contain fluffy cloth, the thickness of the core body is reduced while the performance is ensured to be unchanged, and the absorption core body is lighter and thinner; and the polymer has good water locking performance, is soft and does not lump after absorbing liquid, and has the effects of large absorption capacity, high absorption speed and strong water locking.

Preferably, the width of the hot air non-woven fabric layer is less than or equal to the width of the high polymer water-absorbent resin layer, and the hot air non-woven fabric layer is made of a hot air non-woven fabric material with the gram weight of 15-22 g. The arrangement can play a role in liquid diversion and is favorable for reducing leakage, and the air permeability can be increased by using the hot air non-woven fabric with the gram weight of 15-22 g. Specifically, hot-blast non-woven fabrics layer mainly plays water conservancy diversion and the fixed action to the fluff pulp layer, and what play main absorption is the polymer absorbent resin layer in whole core, and the width on hot-blast non-woven fabrics layer is less than or equal to the width on polymer absorbent resin layer can prevent that liquid from can't get into the phenomenon that the polymer absorbent resin layer leads to the seepage after the hot-blast non-woven fabrics layer flow passes.

Preferably, the width of the fluff pulp layer is less than or equal to the width of the high-molecular water-absorbing resin layer, and the thickness of the fluff pulp layer is 1-4 mm. The device can play a role in liquid diversion and diffusion, and has a liquid storage function, so that the back seepage can be reduced. Specifically, fluff pulp can the fast dispersion liquid or can be through capillary action to whole sandwich layer liquid diffusion, there is fluffiness simultaneously, can pass liquid and make liquid diffuse and store liquid, during the in-service use, hot-blast non-woven fabrics layer absorption part liquid then with liquid water conservancy diversion to fluff pulp layer, the fluff pulp layer further diffuses the water conservancy diversion to liquid, absorb part liquid again with liquid water conservancy diversion to upper absorbent layer and polymer absorbent resin layer simultaneously, what play main absorbing effect in the whole core is the polymer absorbent resin layer, the width on fluff pulp layer is less than or equal to the width on polymer absorbent resin layer and can prevent that liquid from flowing through the back from the fluff pulp layer can't get into the polymer absorbent resin layer and lead to the phenomenon of seepage.

Preferably, one or a combination of plain weave, salient points and printed patterns is arranged on the hot air non-woven fabric layer. Above-mentioned setting up can increase the gas permeability of core and strengthen the fixed action to the fluff pulp layer, reduces to play the phenomenon that sticks together behind the absorption liquid, can also increase the aesthetic property.

Preferably, the diversion trenches include a plurality of longitudinally arranged first diversion trenches, a plurality of transversely arranged second diversion trenches, and third diversion trenches arranged around the core body. The design of guiding gutter does benefit to the core and accelerates the absorption rate, reduces reverse osmosis, reduces the liquid and leaks outward, improves product utilization. The longitudinal direction of the core body is the longitudinal direction, the transverse direction of the core body is the transverse direction of the core body, the outflow position of general liquid is fixed, if no diversion trench is arranged, the liquid can wet the core body of the area nearby the outflow region of the liquid, but other parts of the core body still keep the original state due to the fact that the other parts of the core body cannot be in contact with the liquid, the absorption capacity of a certain area is limited, therefore, products cannot be well utilized and need to be abandoned, the first diversion trench is arranged, the second diversion trench and the third diversion trench are arranged, liquid can be guided to the whole core body, the absorption speed of the liquid is improved, the overall absorption capacity of the core body is greatly improved, the utilization rate of the products is improved, and the risk of local leakage is also reduced.

Preferably, the first diversion trench includes a fourth diversion trench disposed in the middle, and two arc-shaped fifth diversion trenches symmetrically disposed on two sides of the fourth diversion trench. The first diversion trench forms a gourd shape on the core body due to the arrangement, the length and the flowing area of the diversion trench are increased under the same strength requirement, the liquid diversion capacity is further improved, and the liquid absorption speed is increased. Specifically, the intensity and the tear resistance of core are guaranteed, and the number of guiding gutter is limited, and consequently, arc guiding gutter compares with the guiding gutter of linear type, and the length of arc guiding gutter is longer, and the area of flowing through can be bigger, changes in realizing good water conservancy diversion effect and the quick absorption of liquid, has also improved the absorbing capacity of core simultaneously, has increased the utilization ratio of product. Within the scope of the knowledge of those skilled in the art, the fourth guide grooves and the fifth guide grooves may also be arranged in a wave shape to increase the length of the guide grooves and increase the flow area of the guide grooves.

Preferably, the widths of the first diversion trench, the second diversion trench and the third diversion trench are all 3mm to 15 mm. The arrangement integrates the flow guiding capacity of the flow guiding groove and the consideration of the strength and the tear resistance of the core body, and the flow guiding groove with the width of 3-15 mm is a better scheme.

Preferably, the absorbent article further comprises a core body glue arranged between the upper absorption layer and the lower absorption layer, the high polymer water-absorbent resin layer is divided into a plurality of units by the core body glue, adjacent units are connected through the core body glue, and the thickness of the core body glue is smaller than that of the high polymer water-absorbent resin layer. The core body glue is arranged, so that the deformation resistance of the high-molecular water-absorbent resin layer is improved, the high-molecular water-absorbent resin layer is well fixed, and the lump phenomenon after liquid absorption is reduced. Specifically, core glue and polymer water absorbent resin layer are in the position of one deck, all are located the centre of upper absorbent layer and lower absorbent resin layer, and the thickness that the core glued is less than the thickness of polymer water absorbent resin layer, is in sunken state like this in the polymer water absorbent resin layer is glued to the core, has formed the guiding gutter in the intangible, can play the water conservancy diversion effect, can increase the gas permeability moreover. Preferably, the core body glue divides the high-molecular water-absorbent resin layer into a plurality of units in the transverse direction of the core body, each unit is subdivided into a plurality of parts under the action of the first diversion trenches, and a plurality of criss-cross diversion trenches are fully distributed on the whole core body when viewed from the surface of the core body, so that the liquid diversion capacity is further improved, the liquid absorption speed is accelerated, and the product utilization rate is improved.

Preferably, the high polymer water-absorbent resin layer is made by three-dimensionally spraying high polymers on the high polymer water-absorbent resin by using a 3D printing principle. The 3D printing technology is the current conventional technological means, and the position that can fix the polymer effectively with 3D printing technology is applied to the polymer resin layer that absorbs water, reduces the thickness of core when guaranteeing unchangeable in the performance, realizes absorbing that the core is more frivolous.

The utility model also provides a rapid absorption paper diaper, which comprises a main body, a front ring waist, a rear ring waist and leakage-proof separation edges, wherein one end of the main body is connected with the front ring waist, the other end is connected with the rear ring waist, the leakage-proof separation edges are arranged at two sides of the main body, and the rapid absorption core body, the surface layer, the covering layer and the leakage-proof bottom film are sequentially arranged from top to bottom;

preferably, the back ring waist is an elastic waist, two ends of the back ring waist are provided with adhesive tapes, and the front ring waist is provided with a front waist tape attached to the adhesive tapes at a position corresponding to the adhesive tapes of the back ring waist.

The paper diaper with the rapid absorption core body has the advantages of being lighter and thinner, good in macromolecule water locking performance, soft and not lumpy after urine absorption, large in absorption capacity, high in absorption speed and strong in water locking; the design of the specific diversion trench is beneficial to accelerating the absorption speed of the paper diaper, reducing reverse osmosis, reducing urine leakage and improving the product utilization rate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a absorb core and panty-shape diapers fast, the core absorbs fastly, and it is few to reverse ooze, and reducible liquid leaks outward, improves product utilization, promotes the compliance and the comfort level of product. And meanwhile, the problem of poor hand feeling of particles caused by the high-molecular water-absorbent resin material when the product is touched can be solved. Specifically, hot-blast non-woven fabrics layer can pierce through the liquid of upper strata to the lower floor fast, and the fluff pulp layer of fixed lower floor prevents that the fluff pulp from leaking outward and sticking together simultaneously. The upper absorption layer, the fluff pulp layer and the hot air non-woven fabric layer are arranged on the macromolecule water absorption resin layer which plays a role of mainly absorbing liquid, and the skin of a user and the macromolecule water absorption resin layer are separated by a plurality of layers, so that the skin of the user is not easy to reverse seep to the surface of the core body, and the user can feel dry and comfortable. The guiding gutter can play the water conservancy diversion effect, makes liquid dispersion to each position of core, enables liquid on the one hand and obtains absorbing fast fully, and on the other hand also can improve the product utilization ratio of whole core, and the core absorbs liquid more evenly, improves the whole absorbing capacity of core, reduces the limited seepage risk that leads to of local absorbing capacity. The whole core body does not contain fluffy cloth, the thickness of the core body is reduced while the performance is ensured to be unchanged, and the absorption core body is lighter and thinner; and the polymer has good water locking performance, is soft and does not lump after absorbing liquid, and has the effects of large absorption capacity, high absorption speed and strong water locking. The rapid absorption paper diaper containing the rapid absorption core body is lighter and thinner, has good macromolecule water locking performance, is soft and does not lump after absorbing urine, and has the effects of large absorption capacity, high absorption speed and strong water locking; the design of the specific diversion trench can accelerate the absorption speed of the paper diaper, reduce reverse osmosis, reduce urine leakage and improve the product utilization rate.

Drawings

Fig. 1 is a schematic structural view of a rapid absorption core of the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic structural view of the diaper with the surface layer and the covering layer removed;

fig. 4 is a schematic view of the internal structure of fig. 3.

The graphic symbols are illustrated as follows:

1. a core body; 2. a diversion trench; 3. a main body; 4. a front ring waist; 5. back ring waist; 6. leak-proof separation edges; 11. a hot air non-woven fabric layer; 12. a fluff pulp layer; 13. an upper absorbent layer; 14. a polymeric water absorbent resin layer; 15. a lower absorbent layer; 16. core body glue; 21. a first diversion trench; 22. a second guiding gutter; 23. a third guiding gutter; 24. a fourth guiding gutter; 25. a fifth guiding gutter; 31. a surface layer; 32. a cover layer; 33. a leakage-proof basement membrane; 41. front waist patch; 51. gluing;

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

Fig. 1 and fig. 2 show that the utility model relates to a first embodiment of a quick absorption core, core 1 include hot-blast non-woven fabrics layer 11, fluff pulp layer 12, upper absorbent layer 13, polymer absorbent resin layer 14, lower absorbent layer 15 that from the top down set gradually, still be equipped with a plurality of guiding gutters 2 on the core 1.

The utility model discloses a 1 absorption rate of core is fast, and reverse osmosis reduces, and reducible liquid leaks outward, improves product utilization ratio, promotes the compliance of product. And meanwhile, the problem of poor hand feeling of particles caused by the high-molecular water-absorbent resin material when the product is touched can be solved. Specifically, hot-blast non-woven fabrics layer 11 can pierce through the liquid of upper strata to the lower floor fast, and the fluff pulp layer 12 of fixed lower floor prevents that the fluff pulp from leaking outward and sticking together simultaneously. The hot air non-woven fabric has fluffiness, softness and high strength. The fluff pulp can rapidly disperse liquid or can diffuse the liquid to the whole core layer through capillary action, and meanwhile, the fluff pulp has the fluffiness, the liquid transmission diffusion function and the liquid storage function, and the back seepage can be reduced. Furthermore, an upper absorption layer 13, a fluff pulp layer 12 and a hot air non-woven fabric layer 11 are arranged on the macromolecule water absorption resin layer 14 which plays a role of mainly absorbing liquid, and because the skin of a user and the macromolecule water absorption resin layer 14 are separated by a plurality of layers, on one hand, the skin is not easy to permeate back to the surface of the core body 1, and on the other hand, the user can be provided with a relatively dry and comfortable feeling. The guiding gutter 2 can play the water conservancy diversion effect, makes liquid dispersion to each position of core 1, enables liquid on the one hand and obtains absorbing fast fully, and on the other hand also can improve the product utilization ratio of whole core 1, and core 1 absorbs liquid more evenly, improves core 1's whole absorbing capacity, reduces the limited seepage risk that leads to of local absorbing capacity, also reduces the probability that local reverse osmosis to the top layer. Furthermore, the whole core body does not contain fluffy cloth, the thickness of the core body 1 is reduced while the performance is ensured to be unchanged, and the absorption core body is lighter and thinner; and the polymer has good water locking performance, is soft and does not lump after absorbing liquid, and has the effects of large absorption capacity, high absorption speed and strong water locking.

In one embodiment of the present invention, the width of the hot-air nonwoven fabric layer 11 is less than or equal to the width of the high-molecular water-absorbent resin layer 14, and the hot-air nonwoven fabric layer 11 is made of a hot-air nonwoven fabric material having a grammage of 15g to 22 g. The arrangement can play a role in liquid diversion and is favorable for reducing leakage, and the air permeability can be increased by using the hot air non-woven fabric with the gram weight of 15-22 g. Specifically, the hot air non-woven fabric layer 11 mainly plays a role in guiding and fixing the fluff pulp layer 12, the polymer water absorbent resin layer 14 mainly plays a role in absorbing in the whole core body 1, and the width of the hot air non-woven fabric layer 11 is smaller than or equal to the width of the polymer water absorbent resin layer 14, so that the phenomenon that liquid cannot enter the polymer water absorbent resin layer 14 after flowing through the hot air non-woven fabric layer 11 to cause leakage can be prevented. Within the scope of the knowledge of those skilled in the art, the hot air nonwoven fabric layer 11 may be made of other materials with different gram weights, or the hot air nonwoven fabric layer 11 may be replaced with other nonwoven materials.

As one of the specific embodiments provided by the utility model, the width of the fluff pulp layer 12 is less than or equal to the width of the polymer water-absorbing resin layer 14, and the thickness of the fluff pulp layer 12 is 1 mm-4 mm. The device can play a role in liquid diversion and diffusion, and has a liquid storage function, so that the back seepage can be reduced. Specifically, fluff pulp can the fast dispersion liquid or can be through capillary action to whole sandwich layer liquid diffusion, there is fluffiness simultaneously, can pass liquid and make liquid diffuse and store liquid, during the in-service use, hot-blast non-woven fabrics layer 11 absorbs partial liquid then with liquid water conservancy diversion to fluff pulp layer 12, fluff pulp layer 12 further carries out the diffusion water conservancy diversion to liquid, absorb partial liquid again with liquid water conservancy diversion to last absorbed layer 13 and polymer absorbent resin layer 14 simultaneously, what play main absorption effect in whole core 1 is polymer absorbent resin layer 14, the width of fluff pulp layer 12 is less than or equal to the width of polymer absorbent resin layer 14 can prevent that liquid from can't getting into polymer absorbent resin layer 14 and leading to the phenomenon of seepage after flowing through from fluff pulp layer 12. The thickness of the fluff pulp layer 12 may be set to other values within the knowledge of those skilled in the art.

As one of the specific embodiments provided in the present invention, one or a combination of plain weave, salient points and printed patterns is provided on the hot air non-woven fabric layer 11. Above-mentioned setting can increase the gas permeability of core 1 and strengthen the fixed action to the fluff pulp layer, reduces to play the phenomenon that sticks together behind the absorption liquid, can also increase the aesthetic property.

As one of the specific embodiments provided in the present invention, the guiding gutter 2 includes a plurality of vertically disposed first guiding gutters 21, a plurality of horizontally disposed second guiding gutters 22 and a third guiding gutter 23 disposed around the core 1. The design of the diversion trench 2 is beneficial to the core body 1 to accelerate the absorption speed, reduce reverse osmosis, reduce liquid leakage and improve the product utilization rate. The longitudinal direction is the length direction of the core body 1, the transverse direction is the width direction of the core body, the outflow position of general liquid is fixed, if the diversion groove 2 is not arranged, the liquid can wet the core body of the area nearby the outflow of the liquid, but other parts of the core body 1 still keep the original shape due to the fact that the liquid cannot be contacted, the absorption capacity of a certain area is limited, therefore, the product cannot be well utilized and needs to be abandoned, the first diversion groove 21, the second diversion groove 22 and the third diversion groove 23 are arranged to guide the liquid to the whole core body 1, the absorption speed of the liquid is improved, the whole absorption capacity of the core body 1 is greatly improved, the utilization rate of the product is improved, and the risk of local leakage is also reduced.

As one of the specific embodiments provided in the present invention, the first guiding groove 21 includes a fourth guiding groove 24 disposed in the middle, and two arc-shaped fifth guiding grooves 25 which are symmetric with respect to the left and right sides of the symmetry line and are formed by the fourth guiding groove 24. The arrangement enables the first diversion trench 21 to form a gourd shape on the core body 1, the length and the flowing area of the diversion trench 2 are increased under the same strength requirement, the liquid diversion capacity is further improved, and the liquid absorption speed is improved. Specifically, to guarantee the intensity and the tear resistance of core 1, the figure of guiding gutter 2 is limited, and consequently, the arc guiding gutter compares with the guiding gutter of linear type, and the length of arc guiding gutter is longer, and the area of flowing through can be bigger, changes in realizing good water conservancy diversion effect and the quick absorption of liquid, has also improved the absorbent capacity of core 1 simultaneously, has increased the utilization ratio of product. It is within the scope of the skilled person to provide the fourth flow channels 24 and the fifth flow channels 25 with a wavy shape to increase the length of the flow channels and increase the flow area of the flow channels.

As one of the specific embodiments provided in the present invention, the width of the first diversion trench 21, the second diversion trench 22, and the third diversion trench 23 is 3mm to 15 mm. The arrangement integrates the flow guiding capacity of the flow guiding grooves and the consideration of the strength and the tear resistance of the core body 1, and the flow guiding grooves with the width of 3-15 mm are a better scheme.

As one of the specific embodiments provided by the utility model, still glue 16 including the core that sets up in the middle of last absorbed layer 13 and lower absorbed layer 15, polymer absorbent resin layer 14 is glued 16 by the core and is cut apart into a plurality of unit, and adjacent unit passes through core and glues 16 and connect, and core is glued 16 thickness and is less than polymer absorbent resin layer 14 thickness. The setting of core glue 16 has increased the anti deformability of polymer water absorbent resin layer 14, has played a good fixed action to polymer water absorbent resin layer 14, has reduced the phenomenon of lumping after absorbing liquid. Specifically, the core rubber 16 and the polymer water-absorbent resin layer 14 are located in the same layer and are located between the upper absorbent layer 13 and the lower absorbent layer 15, and the thickness of the core rubber 16 is smaller than that of the polymer water-absorbent resin layer 14, so that the core rubber 16 is in a sunken state in the polymer water-absorbent resin layer 14, and a diversion trench is formed invisibly, so that a diversion effect can be achieved, and the air permeability can be increased. Preferably, the core body glue 16 divides the high molecular water absorbent resin layer 14 into a plurality of units in the transverse direction of the core body 1, each unit is subdivided into a plurality of parts under the action of the first diversion trenches 21, and a plurality of criss-cross diversion trenches are distributed on the whole core body 1 when viewed from the surface of the core body 1, so that the liquid diversion capacity is further improved, the liquid absorption speed is increased, and the product utilization rate is improved.

As one of the specific embodiments provided in the present invention, the polymer water absorbent resin layer 14 is made by using 3D printing principle to three-dimensionally coat and spray polymer by polymer water absorbent resin. The 3D printing technology is the current conventional technological means, and the position that can fix the polymer effectively with 3D printing technology is applied to the polymer resin layer that absorbs water, reduces the thickness of core 1 when guaranteeing unchangeable in the performance, realizes absorbing core 1 more frivolous.

Example 2

As shown in fig. 3 and 4, this embodiment is a rapid absorption diaper comprising the core body of embodiment 1, and includes a main body 3, a front ring waist 4, a rear ring waist 5, and a leakage-proof separation edge 6, one end of the main body 3 is connected to the front ring waist 4, the other end is connected to the rear ring waist 5, the leakage-proof separation edge 6 is disposed on two sides of the main body 3, the main body 3 includes the core body 1, a surface layer 31, a covering layer 32, and a leakage-proof bottom film 33 of embodiment 1, the surface layer 31, the covering layer 32, the core body 1, and the leakage-proof bottom film 33 are sequentially disposed from top to bottom.

The paper diaper of the embodiment 2 is lighter and thinner, has good macromolecule water-locking performance, is soft and does not lump after absorbing urine, and has the effects of large absorption capacity, high absorption speed and strong water locking; the design of the specific diversion trench can accelerate the absorption speed of the paper diaper, reduce reverse osmosis, reduce urine leakage and improve the product utilization rate.

As one of the specific embodiments provided in the present invention, the rear ring waist 5 is an elastic waist, and the two ends of the rear ring waist 5 are provided with the adhesive tapes 51, and the front ring waist 4 is provided with the front waist tape 41 attached to the adhesive tapes 51 at the position corresponding to the adhesive tapes 51 of the rear ring waist 5. The paper diaper can be more stable due to the arrangement, and is not easy to fall off due to too heavy liquid absorption.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a quick absorption core, its characterized in that, core (1) includes hot-blast non-woven fabrics layer (11), fluff pulp layer (12), upper absorbent layer (13), polymer absorbent resin layer (14), lower absorbent layer (15) that from the top down set up, still be equipped with a plurality of guiding gutters (2) on core (1).

2. The rapid absorbing core according to claim 1, wherein the width of the hot air non-woven fabric layer (11) is less than or equal to the width of the polymeric water absorbent resin layer (14), and the hot air non-woven fabric layer (11) is a hot air non-woven fabric material with a grammage of 15g to 22 g.

3. The rapid absorbing core according to claim 1, wherein the width of the fluff pulp layer (12) is less than or equal to the width of the polymeric water absorbent resin layer (14), and the thickness of the fluff pulp layer (12) is 1mm to 4 mm.

4. The rapid absorbing core according to claim 1, wherein the hot air non-woven fabric layer (11) is provided with one or a combination of plain weave, convex dots and printed patterns.

5. A fast absorbing core as claimed in claim 1, wherein said channels (2) comprise a plurality of longitudinally disposed first channels (21), a plurality of transversely disposed second channels (22) and third channels (23) disposed around said core (1).

6. A fast absorbing core as claimed in claim 5, wherein said first channels (21) comprise a fourth channel (24) disposed in the middle and two curved fifth channels (25) symmetrically disposed on either side of the fourth channel (24).

7. A fast absorbing core according to claim 5, characterised in that the width of the first channels (21), the second channels (22) and the third channels (23) are each 3-15 mm.

8. The rapid absorbing core according to any one of claims 1 to 7, further comprising a core glue (16) disposed between the upper absorbing layer (13) and the lower absorbing layer (15), wherein the polymeric water absorbent resin layer (14) is divided into a plurality of units by the core glue (16), adjacent units are connected by the core glue (16), and the thickness of the core glue (16) is smaller than that of the polymeric water absorbent resin layer (14).

9. The utility model provides a quick absorption panty-shape diapers, includes main part (3), preceding ring waist (4), back ring waist (5), leak protection separate limit (6), main part (3) one end is connected with preceding ring waist (4), and the other end is connected with back ring waist (5), leak protection separate limit (6) set up main part (3) both sides, its characterized in that, main part (3) include claim 1 to 8 arbitrary core (1), surface course (31), overburden (32), leak protection basement membrane (33), surface course (31), overburden (32), core (1), leak protection basement membrane (33) down set gradually from last.

10. The pant diaper according to claim 9, wherein the rear waist portion (5) is an elastic waist, and the rear waist portion (5) is provided at both ends thereof with adhesive patches (51), and the front waist portion (4) is provided with a front waist patch (41) attached to the adhesive patch (51) at a position corresponding to the adhesive patch (51) of the rear waist portion (5).

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