CN114376796A - Leakage-proof type galactorrhea prevention pad and preparation method thereof - Google Patents
Leakage-proof type galactorrhea prevention pad and preparation method thereof Download PDFInfo
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- CN114376796A CN114376796A CN202210060762.5A CN202210060762A CN114376796A CN 114376796 A CN114376796 A CN 114376796A CN 202210060762 A CN202210060762 A CN 202210060762A CN 114376796 A CN114376796 A CN 114376796A
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- 206010017600 Galactorrhoea Diseases 0.000 title claims abstract description 80
- 230000002265 prevention Effects 0.000 title abstract description 22
- 238000002360 preparation method Methods 0.000 title abstract description 4
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- 229920000126 latex Polymers 0.000 claims abstract description 26
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Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/14—Bandages or dressings; Absorbent pads specially adapted for the breast or abdomen
- A61F13/141—Milk breast pads
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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- A61F13/00987—Apparatus or processes for manufacturing non-adhesive dressings or bandages
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01008—Non-adhesive bandages or dressings characterised by the material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01008—Non-adhesive bandages or dressings characterised by the material
- A61F13/01012—Non-adhesive bandages or dressings characterised by the material being made of natural material, e.g. cellulose-, protein-, collagen-based
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01008—Non-adhesive bandages or dressings characterised by the material
- A61F13/01017—Non-adhesive bandages or dressings characterised by the material synthetic, e.g. polymer based
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01021—Non-adhesive bandages or dressings characterised by the structure of the dressing
- A61F13/01029—Non-adhesive bandages or dressings characterised by the structure of the dressing made of multiple layers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/01—Non-adhesive bandages or dressings
- A61F13/01034—Non-adhesive bandages or dressings characterised by a property
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Landscapes
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- Heart & Thoracic Surgery (AREA)
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Abstract
The invention relates to a leakage-proof type galactorrhea prevention pad and a preparation method thereof, wherein the leakage-proof type galactorrhea prevention pad comprises a galactorrhea prevention pad body and a leakage-proof layer, wherein the galactorrhea prevention pad body comprises a surface layer, a water-resisting layer, an absorption core layer and a bottom film layer; the anti-leakage layers are arranged on the surface layer and positioned on two sides of the surface layer, and at least one anti-leakage layer is arranged on the surface layer; the absorption core layer sequentially comprises a first absorption layer, a second absorption layer and a third absorption layer; the first absorption layer consists of a plurality of layers of wet-process manufactured super absorbent resin absorbent paper and super absorbent resin layers sandwiched between every two layers of wet-process manufactured super absorbent resin absorbent paper; the second absorption layer is made of latex material; the third absorption layer is composed of a liquid absorption material layer and a non-woven fabric layer wrapping the liquid absorption material layer; the liquid absorbing material layer is formed by alternately arranging a plurality of fluff pulp structures and a plurality of super absorbent resin structures at intervals. The leakproof type galactorrhea pad has the advantages of high absorption speed, good dryness, good leakproof effect, no fracture and no lump after absorption, and the like.
Description
Technical Field
The invention relates to the technical field of mother and infant articles, in particular to a leakage-proof type galactorrhea pad.
Background
The breast pad is an article for preventing breast infiltration for the women in lactation period, and can absorb and lock breast milk, thereby keeping the bra dry and comfortable and avoiding unnecessary embarrassment. The absorption core body of the anti-galactorrhea pad in the prior art is generally made by mixing super absorbent resin and fluff pulp or wood pulp, the super absorbent resin has higher water absorption and water locking performance, and the fluff pulp or wood pulp is used for diffusing and guiding breast milk to enter the super absorbent resin, but the anti-galactorrhea pad in the prior art easily has the problems of fault, lump formation, agglomeration and the like after absorbing the breast milk, and the absorption performance and other aspects of the absorption core body adopted by the existing anti-galactorrhea pad also need to be further improved, mainly showing the problems of slower absorption speed, higher reverse osmosis, poorer surface dryness and the like.
Therefore, it is an urgent technical problem to be solved by those skilled in the art how to improve the absorption performance and surface drying performance of the nursing pad and reduce the leakage of the nursing pad.
Disclosure of Invention
The invention provides a leakage-proof type anti-galactorrhea pad and a preparation method thereof, aiming at solving one or more technical problems of the existing anti-galactorrhea pad. The anti-leakage type anti-galactorrhea pad has the advantages of ventilation, high absorption speed, strong water absorption, no conglobation, and effective reduction of the liquid leakage amount of the anti-galactorrhea pad, so that the anti-galactorrhea pad is more comfortable when being worn, can keep dry and comfortable better, and can prolong the service time and the comfort.
The invention provides a leakage-proof type galactorrhea prevention pad in a first aspect, which comprises a galactorrhea prevention pad body and a leakage-proof layer, wherein the galactorrhea prevention pad body sequentially comprises a surface layer, a waterproof layer, an absorption core layer and a bottom film layer; the anti-leakage layers are arranged on the surface layer and positioned on two sides of the surface layer, and at least one anti-leakage layer is arranged on the surface layer; the absorption core layer sequentially comprises a first absorption layer, a second absorption layer and a third absorption layer; the first absorption layer consists of a plurality of layers of wet-process manufactured super absorbent resin absorbent paper and super absorbent resin layers sandwiched between every two layers of wet-process manufactured super absorbent resin absorbent paper; the second absorption layer is made of latex material; the third absorption layer is composed of a liquid absorption material layer and a non-woven fabric layer wrapping the liquid absorption material layer; the liquid absorbing material layer is formed by alternately arranging a plurality of fluff pulp structures and a plurality of super absorbent resin structures at intervals.
Preferably, the leakage-proof layer is two parts symmetrically designed with the central axis of the anti-galactorrhea pad body, the outer edge of the leakage-proof layer is bonded with the outer edge of the face layer, the leakage-proof layer extends from the edge of the face layer to the inner part of the face layer on the surface of the face layer, and the leakage-proof layer does not completely cover the surface of the face layer; the fluff pulp structure is a fluff pulp strip-shaped structure formed by fluff pulp; and/or the high-water-absorption resin structure is a high-water-absorption resin strip structure formed by wrapping high-water-absorption resin with non-woven fabric.
Preferably, each of said fluff pulp strip-like structures independently has a width of 0.2-0.4 cm; and/or the width of each of the superabsorbent resin strand-like structures is independently from 0.8 to 1.5 cm.
Preferably, the surface layer is sequentially provided with a first leakage-proof layer, a second leakage-proof layer and a third leakage-proof layer, the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are stacked from top to bottom, and the widths of the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are gradually increased from top to bottom; preferably, the width of the first leakage-proof layer is 2-3cm, the width of the second leakage-proof layer is 3-3.5cm, and the width of the third leakage-proof layer is 3.5-4 cm.
Preferably, the leakage-proof layer and/or the face layer are made of a hot-air non-woven fabric, a spun-bonded non-woven fabric or a pure cotton non-woven fabric; preferably, the face layer is made of a through-air-laid nonwoven fabric, and more preferably, the through-air-laid nonwoven fabric in the face layer has a fiber diameter of 1 to 3 denier.
Preferably, the gram weight of each layer of the wet-process manufactured super absorbent resin absorbent paper is 50-150g/m2(ii) a And/or the addition amount of the super absorbent resin in each layer of the wet-process super absorbent resin absorbent paper is less than 40 percent of the total gram weight of the wet-process super absorbent resin absorbent paper, and the addition amount of the super absorbent resin between every two layers of the wet-process super absorbent resin absorbent paper is less than 2 grams.
Preferably, the open pore ratio of the latex material is 70-90%, and/or the thickness of the latex material is 1-10 mm; and/or in the third absorption layer, the addition amount of the liquid absorption material is 50-200g/m2。
Preferably, the waterproof layer is made of terylene wood pulp spunlace cloth or PP wood pulp spunlace cloth; preferably, the gram weight of the water-resisting layer is 35-80g/m2And/or the addition amount of wood pulp in the water-resisting layer is more than 50%.
Preferably, the first absorption layer is provided with 2-20 slits, the length of each slit is 1-2cm, the distance between every two adjacent slits is 1-2cm, and the width of each slit is less than 0.2 cm.
The present invention provides in a second aspect a method for preparing the leakage prevention type spill prevention pad of the present invention described in the first aspect, the method comprising the steps of:
(1) connecting the leakage-proof layer to the surface layer;
(2) adding super absorbent resin between every two layers of the wet-process-made super absorbent resin absorbent paper in the multilayer wet-process-made super absorbent resin absorbent paper to form a super absorbent resin layer, thereby preparing a first absorption layer; preferably, the first absorbent layer is slit by a cutter;
(3) preparing a second absorption layer and a third absorption layer, and then sequentially bonding the first absorption layer, the second absorption layer and the third absorption layer together to form the absorption core layer;
(4) arranging a water-resisting layer between the surface layer in the step (1) and the absorption core layer in the step (3);
(5) and (4) arranging a bottom film layer below the absorption core layer obtained in the step (4) to obtain the leakproof type galactorrhea pad.
Compared with the prior art, the invention at least has the following beneficial effects:
(1) according to the leakproof type galactorrhea pad provided by the invention, the leakproof layer is arranged on the upper part of the surface layer, preferably, the leakproof layer is two parts symmetrically designed by using the central axis of the galactorrhea pad body, the leakproof layer adopts a symmetrical design structure, so that the leakproof effect of the galactorrhea pad can be improved, and when the galactorrhea pad body absorbs latex to the maximum, the excessive latex can be held by the leakproof layer, so that the latex is prevented from polluting clothes; in order to further increase the leakage-proof effect of the breast pad, three leakage-proof layers are designed, the problem that the milk of the female overflows during the working period after delivery can be effectively solved by adopting the design of the multiple leakage-proof layers, the embarrassment that the milk overflows is avoided, the breast part keeps better dryness and smoothness, and the service life is prolonged.
(2) According to the invention, through the improvement of the absorption core layer of the galactorrhea pad and the addition of the super absorbent resin, the liquid absorption performance and the liquid absorption diffusion performance of the galactorrhea pad are greatly improved; the first absorption layer adopts a structure that the super absorbent resin absorbent paper is manufactured by a multilayer wet method and is matched with the super absorbent resin, so that the reverse osmosis can be effectively reduced, the absorption speed is improved, the breast pad can not stick after absorbing the breast milk, and the breast pad is more loose and soft when being worn; the absorption core layer also comprises a second absorption layer and a third absorption layer, the labor division is clear, the second absorption layer is made of latex, the infiltration effect is better, the third absorption body is mainly used for absorbing liquid, the third absorption layer is a structure that fluff pulp and high water absorption resin are alternately distributed at intervals, the discomfort caused by extrusion when the product is used can be effectively avoided, the product is not prone to deformation, the memory function is realized, the wearing comfort is realized, the problems that the product is hard during wearing, the product is deformed and the like are solved, the low absorption speed of the high water absorption resin can be effectively buffered, and the phenomena that the fluff pulp sticks up and breaks down after the traditional fluff pulp structure absorbs liquid can be effectively solved; while ensuring that the liquid is fully absorbed by the third absorbent layer.
(3) In the invention, after the anti-leakage type anti-galactorrhea pad absorbs liquid, every two adjacent high water absorption resin strip-shaped structures are higher than the surface of the fluff pulp strip-shaped structure to form the diversion trench, the formation of the diversion trench is beneficial to the rapid infiltration of the liquid, the liquid can flow in the absorption core layer more rapidly and be absorbed by the absorption layer, the absorption speed of the anti-leakage type anti-galactorrhea pad can be obviously improved, and the anti-leakage type anti-galactorrhea pad has the characteristics of instantly absorbing the liquid, rapidly dispersing the liquid and reducing the reverse osmosis; in some preferred embodiments of the present invention, in the third absorption layer, the fluff pulp and the super absorbent resin are alternately arranged in a strip shape along the transverse direction of the third absorption layer, and the non-woven fabric is wrapped outside each strip-shaped super absorbent resin, so that the super absorbent resin can be effectively prevented from infiltrating into the fluff pulp, and the strip-shaped structure of the fluff pulp and the strip-shaped structure of the super absorbent resin can be formed separately.
(4) The leakproof type anti-galactorrhea pad is provided with the water-resisting layer, so that reverse osmosis is effectively reduced, residual liquid of the second absorption layer (latex absorption layer) is prevented from permeating back to the surface of a product, and the dryness of the product is ensured.
(5) In some preferred embodiments of the present invention, the first absorption layer is slit, and the design of the slits added on the first absorption layer can not only increase the diversion effect of the absorption core layer, but also accelerate the downward penetration of the emulsion, and further enable the emulsion to spread rapidly, thereby improving the utilization rate of the super absorbent resin and simultaneously maintaining the softness and comfort of the absorption core layer.
(6) The leakage-proof type galactorrhea pad has the advantages of high absorption speed, low reverse osmosis, good dryness, no fracture and lump after absorption and the like, and has good leakage-proof effect, and the design of the leakage-proof type galactorrhea pad can effectively solve the problem of milk overflow of women during the working hours after delivery and avoid the embarrassment of milk overflow.
Drawings
The drawings of the present invention are provided for illustrative purposes only, and the proportion, size and number of parts in the drawings are not necessarily consistent with those of actual products.
Fig. 1 is a front view schematically illustrating the structure of a leakage prevention type nursing pad according to some embodiments of the present invention.
Fig. 2 is a schematic cross-sectional view along a-a of fig. 1.
Figure 3 is a schematic view of a plurality of fluff pulp strip-like structures and a plurality of superabsorbent resin strip-like structures in alternate spaced arrangement in a layer of absorbent material, in accordance with certain embodiments of the present invention.
In the figure: 1: a surface layer; 2: a water barrier layer; 3: a first absorbent layer; 31: manufacturing super absorbent resin absorbent paper by a wet method; 32: a super absorbent resin layer; 4: a second absorbent layer; 5: a third absorption layer; 6: a base film layer; 7: a leakage-proof layer; 71: a first leakage-proof layer; 72: a second leak-proof layer; 73: a third leakage prevention layer; 8: fluff pulp strip-like structures; 9: the super absorbent resin has a strip structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The present invention provides a leakproof galactorrhea pad in a first aspect, fig. 1 is a schematic front view (looking from a surface layer close to the skin of a human body to a bottom film layer far from the skin of the human body) of the leakproof galactorrhea pad of some embodiments of the present invention; FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1; figure 3 is a schematic view of the distribution of a plurality of fluff pulp strip-like structures and a plurality of superabsorbent resin strip-like structures in alternate spaced apart arrangements in a liquid-absorbent material layer in a transverse direction of the liquid-absorbent material layer, in some embodiments of the present invention.
In the present invention, for example, as shown in fig. 1 and 2, the leakproof type galactorrhea pad comprises a galactorrhea pad body and a leakproof layer 7, wherein the galactorrhea pad body comprises a surface layer 1, a water barrier layer 2, an absorption core layer and a bottom film layer 6 in sequence, the present invention has no special requirement on the material adopted by the bottom film layer 6, for example, the bottom film layer 6 (breathable bottom film layer) can be made of PE film; in the invention, the surface layer 1, the waterproof layer 2, the absorption core layer and the bottom film layer 6 are sequentially overlapped, the surface layer 1 is used for contacting with human skin and is arranged on one side of the human skin, and the bottom film layer 6 is far away from one side of the human skin; in the invention, the left and right directions of the breasts of a user corresponding to the leakproof galactorrhea pad when in use are defined as the transverse directions of the leakproof galactorrhea pad, and the up and down directions of the breasts of the user corresponding to the leakproof galactorrhea pad when in use are defined as the longitudinal directions of the leakproof galactorrhea pad; in the invention, the edge of the surface layer, the edge of the water-resisting layer, the edge of the absorption core layer and the edge of the bottom film layer are integrally connected through a hot pressing process, for example, and the surface layer, the water-resisting layer, the absorption core layer and the bottom film layer structure layer are integrally connected through a hot melt adhesive bonding process or are connected through other processes.
In the invention, the anti-leakage layers 7 are arranged on the surface layer 1 and positioned at two sides of the longitudinal direction of the surface layer 1, and at least one anti-leakage layer 7 is arranged on the surface layer 1; the absorption core layer sequentially comprises a first absorption layer 3, a second absorption layer 4 and a third absorption layer 5, and the first absorption layer 3 is closer to the water-resisting layer 2 than the second absorption layer 4; the first absorption layer 3 consists of a plurality of layers of wet-process-made super absorbent resin absorbent paper 31 and a super absorbent resin layer 32 sandwiched between every two layers of wet-process-made super absorbent resin absorbent paper 31, in the invention, the first absorption layer 3 is a sealed space formed by taking the wet-process-made super absorbent resin absorbent paper as an upper layer and a lower layer and sandwiching the super absorbent resin layer in the middle, the structure has small thickness and light weight, and a wearer feels comfortable; in the invention, the wet-process manufactured super absorbent resin absorbent paper is formed by uniformly distributing super absorbent resin between two raw paper layers by the existing wet-process papermaking process; that is, in the present invention, each layer of the wet-process super absorbent resin absorbent paper is composed of two raw paper layers made of fluff pulp and/or wood pulp and a super absorbent resin sandwiched between the two raw paper layers, and in the present invention, the wet-process paper making process, for example, may be the wet-process paper making process disclosed in chinese patent application CN 201710966882.0.
In the invention, the second absorption layer 4 is made of latex material, the source of the latex material is not particularly limited, and the latex material can be directly purchased from the market; in the present invention, it is preferable that the second absorbing layer (latex absorbing layer) has a grammage of 50 to 200 g/square meter, the latex material is an open-cell material, and the open-cell rate is 85% or more; the third absorption layer 5 is composed of a liquid absorption material layer and a non-woven fabric layer wrapping the liquid absorption material layer; the liquid absorbing material layer is formed by alternately arranging a plurality of fluff pulp structures and a plurality of high-water-absorption resin structures at intervals, preferably, the fluff pulp structures are fluff pulp strip-shaped structures 8 formed by fluff pulp, and the high-water-absorption resin structures are high-water-absorption resin strip-shaped structures 9 formed by wrapping high-water-absorption resin by non-woven fabrics; specifically, for example, the liquid-absorbent material layer is formed by alternately arranging a plurality of fluff pulp strip-like structures 8 and a plurality of superabsorbent resin strip-like structures 9 at intervals in the transverse direction of the liquid-absorbent material layer, and for example, as shown in fig. 3, one superabsorbent resin strip-like structure 9 is arranged between every two adjacent fluff pulp strip-like structures 8.
According to the leakproof type galactorrhea pad provided by the invention, the leakproof layer is arranged on the upper part of the surface layer, preferably, the leakproof layer is two parts symmetrically designed by using the central axis of the galactorrhea pad body, the leakproof layer adopts a symmetrical design structure, so that the leakproof effect of the galactorrhea pad can be improved, and after the galactorrhea pad body absorbs latex to the maximum, the excessive latex can be held by the leakproof layer, and the latex is prevented from polluting clothes.
According to the invention, through the improvement of the absorption core layer of the galactorrhea pad and the addition of the super absorbent resin, the liquid absorption performance and the liquid absorption diffusion performance of the galactorrhea pad are greatly improved; the first absorption layer adopts a structure that the super absorbent resin absorbent paper made by a multilayer wet method is matched with the super absorbent resin, so that reverse osmosis can be effectively reduced, the absorption speed is improved, and the breast pad can be prevented from lumping after absorbing the emulsion; the absorption core layer also comprises a second absorption layer and a third absorption layer, the labor division is clear, the second absorption layer is made of latex, the infiltration effect is better, the third absorption body is mainly used for absorbing liquid, the third absorption layer is a structure that fluff pulp and high water absorption resin are alternately distributed at intervals, the discomfort caused by extrusion when the product is used can be effectively avoided, the product is not prone to deformation, the memory function is realized, the wearing comfort is realized, the problems that the product is hard during wearing, the product is deformed and the like are solved, the low absorption speed of the high water absorption resin can be effectively buffered, and the phenomena that the fluff pulp sticks up and breaks down after the traditional fluff pulp structure absorbs liquid can be effectively solved; meanwhile, the liquid is fully absorbed by the third absorption layer; in the invention, after the anti-leakage type anti-galactorrhea pad absorbs liquid, every two adjacent high water absorption resin strip-shaped structures are higher than the surface of the fluff pulp strip-shaped structure to form the diversion trench, the formation of the diversion trench is favorable for the liquid to rapidly seep downwards, so that the liquid can flow in the absorption core layer more rapidly and be fully absorbed by the absorption layer, the absorption speed of the anti-leakage type anti-galactorrhea pad can be obviously improved, the anti-leakage type anti-galactorrhea pad has the characteristics of instantly absorbing the liquid, rapidly dispersing the liquid and reducing reverse osmosis, in addition, the absorption core layer has the characteristic of excellent absorption performance, so that the liquid can be fully absorbed by leaking, and the liquid is not easy to leak out due to the anti-galactorrhea pad; in particular, the term "infiltration" as used herein refers to the infiltration from a structural layer on the side relatively close to the skin of a human body to a structural layer on the side relatively far from the skin of the human body when worn; the anti-leakage type anti-galactorrhea pad has the advantages of ventilation, high absorption speed, strong water absorption, no conglobation, and effective reduction of the liquid leakage amount of the anti-galactorrhea pad, so that the anti-galactorrhea pad is more comfortable when being worn, can keep dry and comfortable better, and can prolong the service time and the comfort.
According to some preferred embodiments, the leakage-proof layer 7 is designed in two parts symmetrically with the central axis of the body of the anti-galactorrhea pad, the outer edge of the leakage-proof layer 7 is bonded with the outer edge of the face layer 1, the leakage-proof layer 7 extends from the edge of the face layer 1 to the inner part of the face layer 1 on the surface of the face layer 1, and the leakage-proof layer 7 does not completely cover the surface of the face layer 1; in the present invention, the leakage-proof layer is connected to the face layer only by bonding the outer edge of the leakage-proof layer to the outer edge of the face layer.
According to some preferred embodiments, the fluff pulp structure is a fluff pulp strip structure 8 formed from fluff pulp; in the invention, the fluff pulp is uniformly distributed in a strip shape along the transverse direction of the liquid absorbing material layer to form a fluff pulp strip-shaped structure 8; and/or the high water-absorbent resin structure is a high water-absorbent resin strip-shaped structure 9 formed by wrapping high water-absorbent resin by non-woven fabrics; in the invention, the super absorbent resin is uniformly distributed in a strip shape along the transverse direction of the liquid absorbing material layer, and the non-woven fabric is coated outside the super absorbent resin distributed in a strip shape to form a super absorbent resin strip-shaped structure 9; the performance of the super absorbent resin is not particularly required, and the super absorbent resin preferably has the liquid retention capacity of not less than 25g/g (such as 26g/g, 26.5g/g, 27g/g, 27.5g/g, 28g/g, 28.5g/g, 29g/g, 29.5g/g, 30g/g, 30.5g/g, 31g/g, 31.5g/g, 32g/g, 32.5g/g, 33g/g, 33.5g/g and the like), and the particle size distribution range of the super absorbent resin is 50-80 meshes; in some preferred embodiments of the present invention, in the third absorbent layer, the fluff pulp and the superabsorbent resin are alternately arranged in a strip shape along the transverse direction of the absorbent material layer, and a non-woven fabric is wrapped outside each strip-shaped superabsorbent resin, so that the superabsorbent resin can be effectively prevented from infiltrating into the fluff pulp, the strip-shaped structure of the fluff pulp and the strip-shaped structure of the superabsorbent resin can be formed, and after the superabsorbent resin strip-shaped structure wrapped by the non-woven fabric absorbs water, the swelling is higher, and because an obvious flow guide groove structure is more favorably formed, the liquid infiltration and conduction are more favorably realized, and the dryness is good.
According to some preferred embodiments, the width a of each of the fluff pulp strip-like structures is independently from 0.2 to 0.4cm (e.g. 0.2, 0.25, 0.3, 0.35 or 0.4 cm); and/or the width b of each of the superabsorbent resin strip-like structures is independently from 0.8 to 1.5cm (e.g. 0.8, 1, 1.2 or 1.5 cm); in the invention, the widths of the plurality of fluff pulp strip-shaped structures can be the same or different, the widths of the plurality of high water absorbent resin strip-shaped structures can be the same or different, preferably, the width of each fluff pulp strip-shaped structure is independently 0.2-0.4cm, and the width of each high water absorbent resin strip-shaped structure is independently 0.8-1.5cm, the inventor finds that the matching effect of the fluff pulp strip-shaped structures and the high water absorbent resin strip-shaped structures is better, the absorption speed of the leakproof type galactorrhea pad can be further improved, and reverse osmosis and external leakage can be reduced; the fluff pulp strip-shaped structure is beneficial to quickly absorbing liquid and preventing the liquid from leaking and the leakage; meanwhile, the invention discovers that if the width of the fluff pulp strip-shaped structure is too wide, a large amount of fluff pulp can absorb liquid, but the fluff pulp can not store the liquid, but the reverse osmosis amount is larger, and the width of the high water absorption resin strip-shaped structure arranged along the transverse direction of the leakproof type anti-galactorrhea pad is larger than that of the fluff pulp strip-shaped structure, so that the high water absorption resin strip-shaped structure is fully expanded after absorbing the liquid, and an obvious guide groove in the transverse direction is formed, thereby being beneficial to promoting the liquid to infiltrate and simultaneously being beneficial to preventing the liquid from leaking (leaking) downwards; the length of the fluff pulp strip-shaped structures and the high water absorbent resin strip-shaped structures is not particularly limited and can be matched with the size of the liquid absorbing material layer according to the requirement, and similarly, the total number of the fluff pulp strip-shaped structures and the total number of the high water absorbent resin strip-shaped structures are not particularly limited and can be matched with the size of the liquid absorbing material layer according to the requirement.
According to some preferred embodiments, a first leakage-proof layer 71, a second leakage-proof layer 72 and a third leakage-proof layer 73 are sequentially arranged on the surface layer 1, the first leakage-proof layer 71, the second leakage-proof layer 72 and the third leakage-proof layer 73 are stacked from top to bottom, and the widths of the first leakage-proof layer 71, the second leakage-proof layer 72 and the third leakage-proof layer 73 are gradually increased from top to bottom, for example, as shown in fig. 2, the term "upper" refers to a side relatively close to the skin of a human body when worn, and the term "lower" refers to a side relatively far away from the skin of the human body when worn; in the invention, in order to further increase the leakage-proof effect of the breast pad, three leakage-proof layers are preferably designed, the problem of milk overflow of the female during the postpartum work period can be effectively solved by adopting the design of the multiple leakage-proof layers, and the embarrassment of milk overflow is avoided, and in the invention, the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer can be collectively called as the leakage-proof layers; the design of the multilayer leak-proof layer can further prevent liquid from leaking outside or leaking downwards in the using process, can better keep dry and comfortable, and can prolong the using time and the comfort.
According to some preferred embodiments, the first leakage prevention layer 71 has a width c of 2 to 3cm (e.g., 2.0cm, 2.1cm, 2.2cm, 2.3cm, 2.4cm, 2.5cm, 2.6cm, 2.7cm, 2.8cm, 2.9cm, 3.0cm), the second leakage prevention layer 72 has a width d of 3 to 3.5cm (e.g., 3cm, 3.1cm, 3.2cm, 3.3cm, 3.4cm, 3.5cm), and the third leakage prevention layer 73 has a width e of 3.5 to 4cm (e.g., 3.5cm, 3.6cm, 3.7cm, 3.8cm, 3.9cm, 4.0 cm).
According to some preferred embodiments, the leakage-proof layer 7 and/or the face layer 1 are made of a through-air nonwoven, a spunbond nonwoven or a pure cotton nonwoven; further, the non-woven fabric in the leakage-proof layer 7 is a non-woven fabric with a water-repellent function, and the non-woven fabric is selected from a hot-air non-woven fabric, a spun-bonded non-woven fabric, a spunlace non-woven fabric and the like made of one or more of PP fibers (polypropylene fibers) and ES fibers; in some specific embodiments, the nonwoven fabric in the leakage-proof layer 7 is a hot-air nonwoven fabric made of ES fibers. In the present invention, "ES" in the ES fiber is an abbreviation of english "Ethylene-Propylene Side BySide", and the ES fiber is one of polyolefin fibers.
According to some preferred embodiments, the face layer 1 is made of a through-air non-woven fabric, preferably, the fiber diameter of the through-air non-woven fabric in the face layer 1 is 1 to 3 denier, preferably 1.5 to 2 denier, the fiber diameter is not required to be a fixed value, and a combination of non-woven fabrics of different fiber diameters may be used, for example, 1 denier, 1.5 denier, a combination of 1.5 and 2 denier, a combination of 2 denier, 2.5 denier, a combination of 2 denier and 2.5 denier, and a combination of 3 denier; in some embodiments of the invention, the fiber diameter of the through-air nonwoven of the facing layer is in the preferred range, preferably 1 to 3 denier, more preferably 1.5 to 2 denier.
According to some preferred embodiments, each layer of the wet-process super absorbent resin absorbsThe gram weight of the water paper 31 is 50-150g/m2(e.g., 50 g/m)2、60g/m2、65g/m2、70g/m2、75g/m2、78g/m2、80g/m2、85g/m2、88g/m2、90g/m2、95g/m2、100g/m2、105g/m2、110g/m2、115g/m2、120g/m2、125g/m2、130g/m2、135g/m2、140g/m2、145g/m2Or 150g/m2) Preferably 60 to 120g/m2(ii) a And/or the amount of superabsorbent resin added per layer of the wet-process super absorbent resin absorbent paper 31 is less than 40% (e.g., 5%, 10%, 13%, 15%, 18%, 20%, 23%, 25%, 28%, 30%, 33%, 35%, 38%, or 40%) of the total grammage of the wet-process super absorbent resin absorbent paper 31, preferably 10 to 30%, and the amount of superabsorbent resin added per layer of the wet-process super absorbent resin absorbent paper 31 is less than 2g (e.g., 0.2g, 0.3g, 0.5g, 0.6g, 0.7g, 0.8g, 0.9g, 1.0g, 1.2g, 1.3g, 1.4g, 1.5g, 1.6g, 1.7g, 1.8g, 1.9g, or 2.0g), preferably 0.1 to 1 g.
By adopting the structural design of the first absorption layer, the proportion of the high water-absorbent resin in the first absorption layer is adjusted, so that the utilization rate of the high water-absorbent resin is increased, and the liquid absorption performance, the liquid absorption diffusion performance and the dryness of the galactorrhea pad are greatly improved.
According to some preferred embodiments, the first absorbent layer 3 is composed of two layers of wet-process-made super absorbent resin absorbent paper 31 and a super absorbent resin layer 32 sandwiched between the two layers of wet-process-made super absorbent resin absorbent paper 31, and the grammage of the wet-process-made super absorbent resin absorbent paper on the upper layer is preferably smaller than that of the wet-process-made super absorbent resin absorbent paper on the lower layer, and this design is mainly to increase the absorption capacity of the lower layer of the first absorbent layer, which is beneficial for ensuring that the spill-proof breast pad is kept dry.
According to some preferred embodiments, the latex material has an open porosity of 70-90%, preferably above 85%, and/or the latex material has a thickness of 1-10mm, preferably 1-5 mm;and/or in the third absorption layer 5, the addition amount of the liquid absorption material is 50-200g/m2Preferably 150-200g/m2。
According to some preferred embodiments, the water-resisting layer 2 is made of terylene wood pulp spunlace cloth or PP wood pulp spunlace cloth; the water-proof layer is arranged, the water-proof layer can also play a role in blocking liquid when the absorption core layer is under pressure, reverse osmosis is obviously reduced, the latex absorption layer (second absorption layer) is prevented from remaining liquid and seeping back to the surface of the product, the dryness and the smoothness of the surface of the product are ensured, and the dryness and the smoothness of the surface of the product are good.
According to some preferred embodiments, the grammage of the water barrier layer 2 is 35-80g/m2And/or the addition amount of wood pulp in the water-resisting layer 2 is more than 50%.
According to some preferred embodiments, the water barrier layer 2 is made of PP wood pulp spunlace cloth, and the mass ratio of PP (polypropylene fibers) contained in the PP wood pulp spunlace cloth to wood pulp (wood pulp fibers) contained in the PP wood pulp spunlace cloth is (30-50): (70-50) (e.g., 30:70, 35:65, 40:60, 45:55, or 50: 50); or the waterproof layer 2 is made of terylene wood pulp spunlace cloth, and the mass ratio of terylene (polyester fiber) contained in the terylene wood pulp spunlace cloth to wood pulp (wood pulp fiber) contained in the terylene wood pulp spunlace cloth is (40-50): (60-50) (e.g., 40:60, 45:55, or 50: 50); in the invention, the reverse osmosis of the leakproof galactorrhea pad can be effectively reduced only by the water-resisting layer 2 formed by matching wood pulp fibers with the polypropylene fibers and/or the polyester fibers, and the dryness performance of the leakproof galactorrhea pad is effectively improved; in the invention, the preferred mass ratio of the PP fibers contained in the PP wood pulp spunlace fabric to the wood pulp fibers contained in the PP wood pulp spunlace fabric is (30-50): (70-50), wherein the mass ratio of terylene (polyester fiber) contained in the terylene wood pulp spunlace fabric to wood pulp fiber contained in the terylene wood pulp spunlace fabric is (40-50): (60-50), so more be favorable to obtaining the leak protection type anti-galactorrhea pad that the reverse osmosis is lower, in this preferred scope, the higher wood pulp content is, it is better to reduce the effect of reverse osmosis, and if the wood pulp content is too high, the gram weight of material is high, on the one hand can increase a lot of costs, on the other hand reduces the effect of reverse osmosis and is also not outstanding on the contrary.
According to some preferred embodiments, the first absorbent layer 3 is provided with 2-20 slits, the length of each slit is 1-2cm, the distance between two adjacent slits is 1-2cm, and the width of each slit is less than 0.2 cm; in the present invention, in order to increase the effect of the breast pad absorbing the lotion, it is preferable that the first absorption layer 3 is provided with a slit, the slit of the first absorption layer 3 is designed to be cut by a cutting device, the cutting device is a cutter roll, the number of slits on the first absorption layer 3 is 2-20 (for example, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20), and the length of each slit is 1-2cm (for example, 1cm, 1.1cm, 1.2cm, 1.3cm, 1.4cm, 1.5cm, 1.6cm, 1.7cm, 1.8cm, 1.9cm, 2.0 cm); the distance between adjacent cutting seams is 1-2cm (such as 1cm, 1.1cm, 1.2cm, 1.3cm, 1.4cm, 1.5cm, 1.6cm, 1.7cm, 1.8cm, 1.9cm or 2.0cm), the distance between adjacent cutting seams can adopt a single size or a combination of several sizes, and the distance between adjacent cutting seams is designed according to the cutter roller; the width of the slit is less than 0.2cm (for example: 0.05cm, 0.1cm, 0.12cm, 0.13cm, 0.14cm, 0.15cm, 0.16cm, 0.17cm, 0.18cm, 0.19cm or 2.0cm), and the width of the slit can adopt a single size or a combination of several widths, and the width of the slit is designed according to the cutter roll. By adopting the cutting seam design, the formed diversion cutting seam has excellent effect, can obviously improve the liquid infiltration speed, improve the diffusion speed of emulsion on the breast pad, increase the utilization rate of the super absorbent resin and improve the softness of the absorbent core.
In order to improve the air permeability of the breast pad, the bottom film layer in the breast pad adopts an air-permeable bottom film, and in the invention, the bottom film layer is preferably a PE air-permeable bottom film layer; in some embodiments, the bottom of the backsheet layer is provided with a plurality of adhesive strips, for example, to facilitate attachment to the user's clothing.
The invention has no special requirement on the thickness of each structural layer of the leakproof type galactorrhea pad, and the conventional thickness is adopted; unless otherwise stated, the present invention has no particular limitation on the material usage amount of each layer structure in each example and each comparative example, and any conventional usage amount or mass ratio may be adopted, and in the examples or comparative examples of the present invention, for example, when an absorbent core layer or an absorbent layer is formed by fluff pulp and super absorbent resin, the mass ratio of the fluff pulp to the super absorbent resin may be adopted by a conventional mass ratio, and in some specific embodiments, for example, the ratio may be (1-3): (2-5), for example, it may be 2: 3.
The present invention provides in a second aspect a method for preparing the leakage prevention type spill prevention pad of the present invention described in the first aspect, the method comprising the steps of:
(1) connecting the leakage-proof layer to the surface layer; preferably, the leakage-proof layer comprises a first leakage-proof layer, a second leakage-proof layer and a third leakage-proof layer, and after the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are bonded through hot melt adhesive, the bonded leakage-proof layers are connected to the surface layer.
(2) Adding super absorbent resin between every two layers of the wet-process-made super absorbent resin absorbent paper in the multilayer wet-process-made super absorbent resin absorbent paper to form a super absorbent resin layer, thereby preparing a first absorption layer; preferably, the first absorbent layer is slit by a cutter; in some specific embodiments, the superabsorbent resin layer is formed by adding superabsorbent resin between two layers of wet-laid superabsorbent resin absorbent paper, for example, wherein the wet-laid superabsorbent resin absorbent paper has a grammage of 50-150g/m2The particle size of the super absorbent resin is 50-80 meshes, the water retention capacity of the super absorbent resin is not lower than 25g/g, the addition amount of the super absorbent resin between every two layers of wet-process manufactured super absorbent resin absorbent paper is less than 2g, all the layers included in the first absorption layer are bonded to obtain the first absorption layer, and then the manufactured first absorption layer is subjected to slitting through a cutter; preferably, the number of the cutting seams is 2-20, the length of each cutting seam is 1-2cm, the distance between adjacent cutting seams is 1-2cm, and the width of each cutting seam is less than 0.2 cm.
(3) Preparing a second absorption layer and a third absorption layer, and then sequentially bonding the first absorption layer, the second absorption layer and the third absorption layer together to form the absorption core layer.
(4) And (3) arranging a water-resisting layer between the surface layer in the step (1) and the absorption core layer in the step (3).
(5) Arranging a bottom film layer below the absorption core layer obtained in the step (4) to obtain the leakproof type galactorrhea pad; specifically, arranging a breathable bottom film layer below the absorption core layer obtained in the step (4), and then carrying out through-roll pressing and cutting by embossing and cutting equipment to finally obtain the leakproof type galactorrhea pad.
The present invention will be further described with reference to the following examples. These examples are merely illustrative of preferred embodiments of the present invention and the scope of the present invention should not be construed as being limited to these examples.
Example 1
A leakage-proof type galactorrhea prevention pad comprises a galactorrhea prevention pad body and a leakage-proof layer, wherein the galactorrhea prevention pad body sequentially comprises a surface layer, a water-resisting layer, an absorption core layer and a bottom film layer; the surface layer is made of hot-air non-woven fabric, and the fiber diameter of the hot-air non-woven fabric in the surface layer is 1.5-2.0 denier; the bottom film layer is made of a PE film; the anti-leakage layers are arranged on the surface layer and are positioned at two sides of the surface layer in the longitudinal direction, as shown in figure 1; the waterproof and waterproof fabric is characterized in that a first leakage-proof layer, a second leakage-proof layer and a third leakage-proof layer are sequentially arranged on the surface layer, the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are stacked from top to bottom, the widths of the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are gradually increased from top to bottom, the width of the first leakage-proof layer is 2.0cm, the width of the second leakage-proof layer is 3.0cm, the width of the third leakage-proof layer is 3.5cm, and the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are all made of hot air non-woven fabrics (water-repellent hot air non-woven fabrics) with a water-repellent function; the absorption core layer sequentially comprises a first absorption layer, a second absorption layer and a third absorption layer; the first absorption layer consists of two layers of wet-process manufactured super absorbent resin absorbent paper and a super absorbent resin layer sandwiched between the two layers of wet-process manufactured super absorbent resin absorbent paper; the gram weight of the super absorbent resin absorbent paper manufactured by each layer of wet method is 85 +/-5 g/m2The addition amount of the super absorbent resin in each layer of the wet-process manufactured super absorbent resin absorbent paper is 20% of the total gram weight of the wet-process manufactured super absorbent resin absorbent paper, the addition amount of the super absorbent resin between each two layers of the wet-process manufactured super absorbent resin absorbent paper is 0.2g, and the particle size of the super absorbent resin adopted in the embodiment is 50-80 meshes;the second absorption layer (latex absorption layer) is made of latex materials; the third absorption layer is composed of a liquid absorption material layer and a spun-bonded non-woven fabric layer wrapping the liquid absorption material layer; the liquid absorbing material layer is formed by alternately arranging a plurality of fluff pulp strip-shaped structures and a plurality of high water absorbent resin strip-shaped structures at intervals along the transverse direction of the liquid absorbing material layer, the fluff pulp strip-shaped structures are formed by fluff pulp, the high water absorbent resin strip-shaped structures are formed by wrapping high water absorbent resin with spun-bonded non-woven fabric, the width of each fluff pulp strip-shaped structure is 0.3cm, and the width of each high water absorbent resin strip-shaped structure is 1.2 cm; the water barrier adopts PP wood pulp spunlace to make, the composition mass ratio of PP wood pulp spunlace is, PP fibre: wood pulp fiber 35: 65.
Example 2
Example 2 is essentially the same as example 1, except that:
the first absorption layer consists of two layers of wet-process manufactured super absorbent resin absorbent paper and a super absorbent resin layer sandwiched between the two layers of wet-process manufactured super absorbent resin absorbent paper; the gram weight of the wet-process manufactured super absorbent resin absorbent paper positioned on the upper layer is 85 +/-5 g/m2The gram weight of the wet-made super absorbent resin absorbent paper positioned at the lower layer is 120 +/-5 g/m2The upper layer is the side relatively close to the skin of the human body when worn, and the lower layer is the side relatively far from the skin of the human body when worn.
Example 3
Example 3 is essentially the same as example 1, except that:
the absorbent core layer in this embodiment is formed by mixing fluff pulp and super absorbent resin.
Example 4
Example 4 is essentially the same as example 1, except that:
the leakproof galactorrhea pad of this embodiment does not include the water barrier layer and does not include the first absorbent layer.
Example 5
Example 5 is essentially the same as example 1, except that: the absorbent core layer in the leakproof galactorrhea pad in this embodiment comprises a first absorbent in sequenceA receiving layer and a second absorbing layer; the first absorption layer consists of two layers of wet-process manufactured super absorbent resin absorbent paper and a super absorbent resin layer sandwiched between the two layers of wet-process manufactured super absorbent resin absorbent paper; the gram weight of the super absorbent resin absorbent paper manufactured by each layer of wet method is 85 +/-5 g/m2The addition amount of the super absorbent resin in each layer of the wet-process manufactured super absorbent resin absorbent paper is 20% of the total gram weight of the wet-process manufactured super absorbent resin absorbent paper, the addition amount of the super absorbent resin between each two layers of the wet-process manufactured super absorbent resin absorbent paper is 0.2g, and the particle size of the super absorbent resin adopted in the embodiment is 50-80 meshes; the second absorption layer is composed of a liquid absorption material layer and a spun-bonded non-woven fabric layer wrapping the liquid absorption material layer; the imbibition material layer is followed by a plurality of fluff pulp strip structures and a plurality of super absorbent resin strip structure the transverse direction interval of imbibition material sets up alternately and forms, fluff pulp strip structure is formed by the fluff pulp, super absorbent resin strip structure is formed by spun-bonded non-woven fabrics parcel super absorbent resin, every fluff pulp strip structure's width is 0.3cm, every super absorbent resin strip structure's width is 1.2 cm.
Example 6
Example 6 is essentially the same as example 1, except that:
the third absorbent layer in the leakproof galactorrhea pad of this embodiment is formed by mixing fluff pulp and super absorbent resin.
Example 7
Example 7 is essentially the same as example 1, except that:
the anti-spill mat in this embodiment does not include the anti-spill layer.
Example 8
Example 8 is essentially the same as example 1, except that:
the width of each fluff pulp strip-shaped structure is 0.6cm, and the width of each super absorbent resin strip-shaped structure is 0.7 cm.
Example 9
Example 9 is essentially the same as example 1, except that:
the water barrier adopts PP wood pulp spunlace to make, wherein, the composition mass ratio of PP wood pulp spunlace, PP fibre: wood pulp fiber 70: 30.
Example 10
Example 10 is essentially the same as example 1, except that:
the water-resisting layer is made of wood pulp spunlace.
Example 11
This example 11 is substantially the same as example 1 except that the absorbent core layer is not structurally identical.
In this embodiment, the absorption core layer is a five-layer composite absorption core body, and sequentially includes, from top to bottom, a dust-free paper layer, a super absorbent resin layer, a bulky nonwoven fabric layer, a super absorbent resin layer, and a dust-free paper layer.
The present invention performed performance tests on the anti-galactorrhea pads of examples 1 to 11, and the results of the performance tests are shown in table 1.
The test method comprises the following steps:
the test method comprises the following steps: placing the galactorrhea pad on an arc-shaped liquid adding device, adding 20 ml of pure milk (37 ℃) at one time, and recording the time of completion of absorption as the absorption speed; the reverse osmosis amount is the unit g of the increased gram weight of the filter paper which is placed on the anti-galactorrhea pad and pressed for 30 seconds by a 1.2 kg weight after the anti-galactorrhea pad absorbs 20 ml of pure milk.
And a second testing method comprises the following steps: the milk pad is placed on a 90-degree liquid adding device, 20 milliliters (37 ℃) of pure milk is added at one time, the pure milk leaked after liquid adding is received through the tray, the milk leakage amount (external leakage amount) is weighed and recorded, and therefore the leakage prevention effect is judged.
Table 1: results of the performance test of the no-spill pads of examples 1-11.
| Examples | Absorption speed/s | Reverse osmosis amount/g | External leakage amount/g | Leakage-proof effect |
| Example 1 | 13 | 0.15 | 0.25 | Is very good |
| Example 2 | 12 | 0.12 | 0.13 | Is very good |
| Example 3 | 16 | 1.05 | 2.5 | Is poor |
| Example 4 | 13 | 0.45 | 1.84 | Is poor |
| Example 5 | 20 | 0.46 | 0.68 | Is poor |
| Example 6 | 18 | 0.79 | 2.2 | Is poor |
| Example 7 | 13 | 0.16 | 2.6 | Is poor |
| Example 8 | 16 | 0.53 | 1.32 | Is poor |
| Example 9 | 15 | 0.38 | 0.89 | Is poor |
| Example 10 | 15 | 0.51 | 1.05 | Is poor |
| Example 11 | 29 | 0.72 | 3.13 | Is very poor |
The invention has not been described in detail in order to avoid obscuring the invention, and it is well known to those skilled in the art that such may be routinely selected based on actual needs or particular circumstances. Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a leak protection type anti-galactorrhea pad which characterized in that:
the anti-leakage type anti-galactorrhea pad comprises an anti-galactorrhea pad body and an anti-leakage layer, wherein the anti-galactorrhea pad body sequentially comprises a surface layer, a waterproof layer, an absorption core layer and a bottom film layer;
the anti-leakage layers are arranged on the surface layer and positioned on two sides of the surface layer, and at least one anti-leakage layer is arranged on the surface layer;
the absorption core layer sequentially comprises a first absorption layer, a second absorption layer and a third absorption layer;
the first absorption layer consists of a plurality of layers of wet-process manufactured super absorbent resin absorbent paper and super absorbent resin layers sandwiched between every two layers of wet-process manufactured super absorbent resin absorbent paper;
the second absorption layer is made of latex material;
the third absorption layer is composed of a liquid absorption material layer and a non-woven fabric layer wrapping the liquid absorption material layer;
the liquid absorbing material layer is formed by alternately arranging a plurality of fluff pulp structures and a plurality of super absorbent resin structures at intervals.
2. The leak resistant spill proof breast pad of claim 1, wherein:
the anti-leakage layer is composed of two parts which are symmetrically designed with the central axis of the anti-leakage breast pad body, the outer edge of the anti-leakage layer is bonded with the outer edge of the surface layer, the anti-leakage layer extends from the edge of the surface layer to the inner part of the surface layer on the surface of the surface layer, and the anti-leakage layer does not completely cover the surface of the surface layer;
the fluff pulp structure is a fluff pulp strip-shaped structure formed by fluff pulp; and/or
The super absorbent resin structure is a super absorbent resin strip-shaped structure formed by wrapping super absorbent resin with non-woven fabric.
3. The leak resistant spill proof breast pad of claim 2, wherein:
each fluff pulp strip structure is independently 0.2-0.4cm wide; and/or
The width of each of the super absorbent resin strip-like structures is independently 0.8-1.5 cm.
4. The leak resistant spill proof breast pad of claim 1, wherein:
the surface layer is sequentially provided with a first leakage-proof layer, a second leakage-proof layer and a third leakage-proof layer, the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are stacked from top to bottom, and the widths of the first leakage-proof layer, the second leakage-proof layer and the third leakage-proof layer are gradually increased from top to bottom;
preferably, the width of the first leakage-proof layer is 2-3cm, the width of the second leakage-proof layer is 3-3.5cm, and the width of the third leakage-proof layer is 3.5-4 cm.
5. The leak resistant spill proof breast pad of claim 1, wherein:
the anti-leakage layer and/or the surface layer are/is made of hot air non-woven fabric, spun-bonded non-woven fabric or pure cotton non-woven fabric;
preferably, the face layer is made of a through-air-laid nonwoven fabric, and more preferably, the through-air-laid nonwoven fabric in the face layer has a fiber diameter of 1 to 3 denier.
6. The leak resistant spill proof breast pad of claim 1, wherein:
the gram weight of each layer of the wet-made super absorbent resin absorbent paper is 50-150g/m2(ii) a And/or
The addition amount of the high water-absorbent resin in each layer of the wet-process super absorbent resin absorbent paper is less than 40 percent of the total gram weight of the wet-process super absorbent resin absorbent paper, and the addition amount of the high water-absorbent resin between each two layers of the wet-process super absorbent resin absorbent paper is less than 2 grams.
7. The leak resistant spill proof breast pad of claim 1, wherein:
the aperture ratio of the latex material is 70-90%, and/or the thickness of the latex material is 1-10 mm; and/or
In the third absorption layer, the liquid absorption material is added in an amount of 50-200g/m2。
8. The leak resistant spill proof breast pad of claim 1, wherein:
the waterproof layer is made of terylene wood pulp spunlace cloth or PP wood pulp spunlace cloth;
preferably, the gram weight of the water-resisting layer is 35-80g/m2And/or the addition amount of wood pulp in the water-resisting layer is more than 50%.
9. The leak resistant spill proof breast pad of claim 1, wherein:
the first absorption layer is provided with 2-20 cutting seams, the length of each cutting seam is 1-2cm, the distance between every two adjacent cutting seams is 1-2cm, and the width of each cutting seam is less than 0.2 cm.
10. The method of making a leak resistant spill proof pad as recited in any one of claims 1 to 9, comprising the steps of:
(1) connecting the leakage-proof layer to the surface layer;
(2) adding super absorbent resin between every two layers of the wet-process-made super absorbent resin absorbent paper in the multilayer wet-process-made super absorbent resin absorbent paper to form a super absorbent resin layer, thereby preparing a first absorption layer; preferably, the first absorbent layer is slit by a cutter;
(3) preparing a second absorption layer and a third absorption layer, and then sequentially bonding the first absorption layer, the second absorption layer and the third absorption layer together to form the absorption core layer;
(4) arranging a water-resisting layer between the surface layer in the step (1) and the absorption core layer in the step (3);
(5) and (4) arranging a bottom film layer below the absorption core layer obtained in the step (4) to obtain the leakproof type galactorrhea pad.
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| CN202210060762.5A CN114376796A (en) | 2022-01-19 | 2022-01-19 | Leakage-proof type galactorrhea prevention pad and preparation method thereof |
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| CN202210060762.5A CN114376796A (en) | 2022-01-19 | 2022-01-19 | Leakage-proof type galactorrhea prevention pad and preparation method thereof |
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Application publication date: 20220422 |