CN114931466B

CN114931466B - Breast pad

Info

Publication number: CN114931466B
Application number: CN202210647500.9A
Authority: CN
Inventors: 夏宇飞; 陈广岩; 刘立坚; 沈欢; 史元泉
Original assignee: Shanghai Foliage Industry Co ltd
Current assignee: Shanghai Foliage Industry Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2023-06-27
Anticipated expiration: 2042-06-09
Also published as: CN114931466A

Abstract

The embodiment of the invention provides a breast pad, which comprises an absorption layer, a first coating structure body and a second coating structure body from inside to outside, wherein the absorption layer comprises a network-shaped structure body and a high-molecular water absorbing material, the first coating structure body is coated outside the absorption layer and comprises a coating layer and a first water-repellent layer, the first water-repellent layer comprises a second body and a second turnover part, the second turnover part is connected with the coating layer after being turned over from the second body, the second coating structure body is coated outside the first coating structure body and comprises a surface layer and a second water-repellent layer, the surface layer comprises the first turnover part, the first turnover part is connected with the second water-repellent layer, and in this case, the network-shaped structure body is actually completely coated by the first coating structure body and the second coating structure body, or at least two layers of blocking structures of the first water-repellent layer and the surface layer are formed at the side of the network-shaped structure body, so that leakage of the high-molecular water absorbing material from the side is avoided.

Description

Breast pad

Technical Field

The invention relates to a breast pad.

Background

The breast pad is a mother and infant article for preventing the breast milk from overflowing during lactation, and is increasingly valued along with the continuous improvement of the living standard of people.

Referring to fig. 1, fig. 1 shows a conventional breast pad structure in the prior art, the conventional breast pad generally includes a surface layer 11, an absorbent layer 12 and a bottom layer 13, wherein the surface layer 11 is a layer close to a user's skin side, the bottom layer 13 is a layer far away from the user's skin side, and is generally a water repellent material, for example, a PE film, an SMS nonwoven fabric, etc., the absorbent layer 12 is disposed between the surface layer 11 and the bottom layer 13, and generally includes a porous network-like structure 122 made of fibers, and a polymer absorbent material (SAP) 124 disposed in the network-like structure, wherein the SAP is generally applied in a form of negative pressure delivery during the delivery of the absorbent layer 12, and is generally applied on both sides of the absorbent layer 12 in order to prevent the SAP from being lost along with air flow during the negative pressure delivery, and is prevented from being lost in the network-like structure 122 by the support and the cover of the cover layer (121, 123), and is also prevented from being easily leaked to the skin side of the absorbent layer (12) due to the fact that the absorbent layer is generally made of a porous network-like structure 122, and is easily applied on both sides of the absorbent layer (SAP), but is not easily leaked to the skin side of the absorbent pad, and is easily absorbed in the condition of the skin of the infant, and is easily taken in the condition of being more than the condition of being more easily absorbed, and the absorbent pad, and is easily leaked.

Disclosure of Invention

The invention provides a breast pad to solve the technical problems.

The utility model provides a breast pad, includes from inside-out absorbed layer, first cladding structure body and second cladding mechanism body, wherein, the absorbed layer include the network form structure body that comprises the fibre and set up the polymer water absorbing material in the network form structure body, first cladding structure body cladding outside the absorbed layer, including overburden and first water repellent layer, first water repellent layer include second body and second turn-over portion, second turn-over portion turn over from the second body and be connected with the overburden after turning over, second cladding structure body cladding outside first cladding structure body, including surface course and second water repellent layer, the surface course include first turn-over portion, first turn-over portion be connected with the second water repellent layer.

Further, the second body and the second turnover part are respectively positioned at two sides of the absorption layer, the surface layer further comprises a first body, the first turnover part is turned over from the first body and is connected to the second water-repellent layer, and the first body and the first turnover part are respectively positioned at two sides of the absorption layer.

Further, the second turnover part is positioned on the upper side or the lower side of the covering layer, and the second turnover part is connected to the covering layer through a second bonding layer.

Further, the covering layer comprises a permeation area and an overlapping area, wherein the overlapping area corresponds to the second turnover part, and the area of the permeation area is more than or equal to 80% of the area of the covering layer.

Further, the second turnover part extends to the second body, and the first turnover part extends to the surface layer.

Further, the second turnup part comprises a first end facing the middle part of the covering layer, and the distance between the first end of the second turnup part and the end part of the covering layer adjacent to the end is d, and d is less than or equal to 2cm.

Further, the first turnover part is located at the upper side or the lower side of the second water-repellent layer, and the first turnover part is connected to the second water-repellent layer through the first adhesive layer.

Further, the second water-repellent layer and the first water-repellent layer are different in material, density and basis weight, the first water-repellent layer is PE, the second water-repellent layer is SMS non-woven fabric, and the second water-repellent layer is smaller than the first water-repellent layer in basis weight and density.

Further, the breast pad also includes elastic rubber band, elastic rubber band set up between surface course and first water repellent layer.

Further, the surface layer further comprises a first connecting part arranged between the first body and the first turnover part, the first water-repellent layer further comprises a second connecting part arranged between the second body and the second turnover part, and the elastic rubber band is clamped between the first connecting part and the second connecting part.

Further, the second water-repellent layer includes a middle area and a side area, the middle area corresponds to the first body, and the side area further includes a notch.

The beneficial effects are that: the embodiment of the invention provides a breast pad, which comprises an absorption layer, a first coating structure body and a second coating structure body from inside to outside, wherein the absorption layer comprises a network-shaped structure body and a high-molecular water absorbing material, the first coating structure body is coated outside the absorption layer and comprises a coating layer and a first water-repellent layer, the first water-repellent layer comprises a second body and a second turnover part, the second turnover part is connected with the coating layer after being turned over from the second body, the second coating structure body is coated outside the first coating structure body and comprises a surface layer and a second water-repellent layer, the surface layer comprises the first turnover part, the first turnover part is connected with the second water-repellent layer, and in this case, the network-shaped structure body is actually completely coated by the first coating structure body and the second coating structure body, or at least two layers of blocking structures of the first water-repellent layer and the surface layer are formed at the side of the network-shaped structure body, so that leakage of the high-molecular water absorbing material from the side is avoided.

Drawings

FIG. 1 is a schematic diagram of a prior art breast pad;

FIG. 2 is a schematic view of the breast pad structure of the present invention;

FIG. 3 is a schematic view of a breast pad according to another embodiment of the present invention;

FIG. 4 is a schematic front view of a breast pad according to another embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of fig. 4 along a line connecting the pair of notch portions.

Illustration of the elements:

the face layers 11, 21, 41; absorbent layers 12, 22; a cover layer 121,123,23; the network-like structures 122, 222; polymeric water absorbent materials 124,224; a bottom layer 13; first surfaces 21a,23a,24a,25a; second surfaces 21b,23b,24b,25b; a first body 210,411; first folds 211,412; a first adhesive layer 212; a first water-repellent layer 24; an overlap region 231; a permeate region 232; a second body 240; a second turnover part 241; a second adhesive layer 242; a second water-repellent layer 25, 45; an elastic band 36; a first connection portion 313; a second connection portion 343;

side lines

4111,4112; a central zone 451; side regions 452; notched portion 4511.

Detailed Description

Referring to fig. 2 in combination, an embodiment of the present invention provides a breast pad, and the present application will be further described with reference to the accompanying drawings.

Meanwhile, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The breast pad comprises an absorption layer 22, a first coating structure body and a second coating structure body from inside to outside.

The absorbent layer 22 is used for absorbing an emulsion, and specifically, the absorbent layer 22 includes a three-dimensional network structure 222 and a polymer absorbent material (SAP) 224, which are properly connected by entanglement of fibers, it is understood that the three-dimensional network structure of the network structure 222 has a plurality of pores distributed therebetween, the polymer absorbent material 224 is distributed between the three-dimensional network structures, and the pores can absorb and diffuse liquid, and the polymer absorbent material 224 can absorb and retain liquid, and the fibers can be fluff pulp.

The first coating structure is coated outside the absorbent layer 22 and comprises a cover layer 23 and a first water-repellent layer 24, the first water-repellent layer 24 comprises a second turnover part 241, and the second turnover part 241 is connected with the cover layer 23, so that the first water-repellent layer 24 and the cover layer 23 form a whole and are coated outside the absorbent layer 22.

Specifically, the first water-repellent layer 24 includes a first surface 24a and a second surface 24b, where the first surface 24a faces the skin of the user, and the second surface 24b faces away from the skin, the first surface 24a is an upper surface in the drawing, the second surface 24b is a lower surface, the cover layer 23 also includes a first surface 23a facing the skin and a second surface 23b facing away from the skin, the first water-repellent layer 24 includes a second body 240 located at the lower side of the absorbent layer 22 and a second turnup portion 241 attached to the cover layer 23 after being turned over from the second body 240, in this embodiment, the second turnup portion 241 is connected to the cover layer 23 through a second adhesive layer 242, and a second bonding portion is formed at a position corresponding to the second adhesive layer 242, it will be appreciated that the second turnup portion 241 may be connected to the cover layer 23 by other means, such as welding, heat sealing, etc.

The turning from the second body 240 means that the second turning portion 241 is turned by 180 ° about a turning line with respect to the second body 240, so that the first surface 21a originally facing the upper side faces the lower side after being turned, and in the following description, the turning meaning is substantially the same as the turning mode of the second turning portion 241, and will not be described again.

In the present embodiment, the second turnup 241 turned over and connected to the cover layer 23 is located above the cover layer 23, i.e., in the formed second bonding portion, the second adhesive layer 242 is located between the first surface 21a of the cover layer 23 and the first surface 21a of the second turnup 241, and connects the first surface 24a of the second turnup 241 and the first surface 23a of the cover layer 23, in other embodiments, the second turnup 241 may also be located below the cover layer 23, i.e., in this case, the second turnup 241 is actually located between the cover layer 23 and the absorbent layer 22, and when the second bonding portion is formed, the second surface 23b of the cover layer 23 is bonded to and bonded with the second surface 24b of the second turnup 241.

Further, the second turnup portion 241 is an extension of the second body 240, that is, the second turnup portion 241 and the second body 240 are integrally formed.

It will be appreciated that the cover layer 23 may be made of a material having good liquid diffusion properties, such as toilet paper, nonwoven fabric, etc., and the first water-repellent layer 24 is used to prevent liquid permeation, and in particular, may be a PE film, SMS nonwoven fabric, etc., preferably, the first water-repellent layer 24 is capable of allowing a gas, such as water vapor, to pass therethrough, while the liquid is not so hot as to be used.

Preferably, the cover layer 23 is toilet paper, and the first water-repellent layer 24 is a PE film.

It will be appreciated that, since the second turnup portion 241 attached to the cover layer 23 after turnup is a part of the first water-repellent layer 24, when the area of the second turnup portion 241 attached to the cover layer 23 is too large, it will affect the diffusion absorption of the liquid, preferably, the cover layer 23 includes a permeation area 232 and an overlapping area 231, wherein the overlapping area 231 is an area corresponding to the second turnup portion 241, the permeation area 232 is an area not covered by the second turnup portion 241, and the area of the permeation area 232 should be equal to or greater than 80% of the area of the cover layer 23, more preferably, equal to or greater than 85% of the area of the cover layer 23.

Further, the second turnup portion 241 includes a first end facing the middle of the cover layer 23, and if the distance between the first end of the second turnup portion 241 and the end of the cover layer 23 adjacent to the first end is d, d is less than or equal to 2cm.

The second coating structure body is coated outside the first coating structure body and comprises a surface layer 21 and a second water-repellent layer 25, the surface layer 21 comprises a first turnover part 211, and the first turnover part 211 is connected with the second water-repellent layer 25, so that the surface layer 21 and the second water-repellent layer 25 form a whole and are coated outside the first coating structure body.

The facing layer 21 is preferably a sheet material such as gauze, cotton, spun-laced nonwoven fabric, or hot air nonwoven fabric having a low-irritation and softness, for example, a weight per unit area of 10 to 60g/m2, and more preferably a hot air nonwoven fabric composed of thermoplastic synthetic fibers, and polyolefin fibers such as Polyethylene (PE) fibers and polypropylene (PP) fibers, polyamide fibers such as polyester fibers and nylon, or the like may be used as the synthetic fibers constituting the hot air nonwoven fabric, and in some alternative embodiments, natural fibers or viscose fibers may be added at the same time to further reduce irritation to the skin, and these natural fibers may include wood fibers, cotton fibers, and the like.

Similarly, the second water-repellent layer 25 is also used to prevent liquid from penetrating, and is disposed on a side far from the skin of the user, and specifically, a PE film, an SMS nonwoven fabric, or the like may be selected, and it is preferable that the second water-repellent layer 25 is capable of allowing a gas such as water vapor to pass therethrough, but not allowing a liquid to pass therethrough, so as not to be stuffy in use.

The surface layer 21 includes a first surface 21a and a second surface 21b, wherein the first surface 21a faces the skin of the user, the second surface 21b faces away from the skin, the second water-repellent layer 25 also includes a first surface 25a facing the skin and a second surface 25b facing away from the skin, the surface layer 21 includes a first body 210 located on the upper side of the cover layer 23 and a first folding portion 211 folded downward from the first body 210 and connected to the second water-repellent layer 25, in this embodiment, the first folding portion 211 is connected to the cover layer 23 through a first adhesive layer 212, and a first bonding portion is formed at a position corresponding to the first adhesive layer 212, and similarly, the first folding portion 211 and the second water-repellent layer 25 can be connected by other manners to form a first bonding portion, such as ultrasonic welding, thermal welding, and the like.

The first turnup 211 turned over and connected to the second water-repellent layer 25 is located above the second water-repellent layer 25, so that a layered structure of the absorbent layer 22, the first water-repellent layer 24, the first turnup 211, the second water-repellent layer 25 is formed in a structure of the lower side of the absorbent layer 22, i.e., in this case, the network-like structure 222 is virtually completely covered by the first covering structure and the second covering structure, or at least two barrier structures of the first water-repellent layer 24 and the face layer 21 are formed at the side of the network-like structure 222, thereby avoiding leakage of the high-molecular water-absorbent material 224 from the side.

It will be appreciated that in this case, the first surface 21a of the first turnup 211 is connected to the first surface 25a of the second water-repellent layer 25, and that, likewise, the first turnup 211 may be located below the second water-repellent layer 25, in which case the second surface 21b of the first turnup 211 is connected to the second surface 25b of the second water-repellent layer 25.

Further, the first water-repellent layer 24 and the second water-repellent layer 25 are different, and the difference refers to at least one of the parameters of material, density or basis weight, preferably, the second water-repellent layer 25 is different from the first water-repellent layer 24 in material, density and basis weight, in the preferred embodiment, the first water-repellent layer 24 is made of PE, the second water-repellent layer 25 is an SMS nonwoven fabric, and the basis weight and density of the second water-repellent layer 25 are smaller than those of the first water-repellent layer 24, in this case, the first water-repellent layer 24 adjacent to and attached to the network-like structure 222 has better effect of preventing the leakage of the polymer water-absorbent material 224, and meanwhile, the second water-repellent layer 25 has better comfort in use.

In addition, a connection means for connection to underwear, such as a back adhesive and a release paper or a release paper provided on the back adhesive, may be provided on the second water-repellent layer 25.

Further, referring to fig. 3, in another embodiment of the present invention, the breast pad further includes an elastic band 36 for forming the breast pad into a three-dimensional structure, specifically, the elastic band 36 is disposed between the facing layer and the first water-repellent layer, in this embodiment, the facing layer further includes a first connection portion 313 disposed between the first body and the first folding portion, the first water-repellent layer further includes a second connection portion disposed between the second body and the second folding portion, and the elastic band 36 is sandwiched between the first connection portion 313 and the second connection portion 343.

Further, referring to fig. 4 and 5, in another embodiment of the present invention, the second water-repellent layer 45 includes a middle area 451 and a side area 452, wherein the middle area 451 is an area corresponding to the first body 411 on the second water-repellent layer 45, and it can be understood that the first body 411 forms the first folded portion 412 along the side line (4111,4112), so that the first body 411 is an area sandwiched between two opposite side lines (4111,4112), meanwhile, the side area 452 is an area not covered by the first body 411, that is, an area corresponding to the second water-repellent layer 45 is larger than the first body 411, and the side area 452 further includes a notch 4511 when the side area 452 is at the ear, on one hand, because the area corresponding to the side area 452 is larger, and on the other hand, the second water-repellent layer 45 is only in a single-layer structure, so that the area corresponding to the first body 411 is softer for use, and on the other hand, the side area 452 forms a notch structure more easily than the three-dimensional elastic layer 45 is formed between the side area and the elastic layer 45 when the three-dimensional elastic layer 45 is formed.

The foregoing description is only of embodiments of the present invention, and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims

1. The utility model provides a breast pad, its characterized in that includes from inside to outside absorbed layer, first cladding structure body and second cladding structure body, wherein, the absorbed layer include the network form structure body that constitutes by the fibre and set up the polymer water-absorbing material in the network form structure body, first cladding structure body cladding outside the absorbed layer, including overburden layer and first water-repellent layer, first water-repellent layer be used for preventing the liquid infiltration, first water-repellent layer include second body and second turn-over part, the second turn-over part turn over from the second body turn-over back with the overburden layer be connected, the cladding of second cladding structure body be connected outside first cladding structure body, including overburden layer and second water-repellent layer, the overburden layer include first turn-over part, first turn-over part and second water-repellent layer be connected, second water-repellent layer both sides that all are less than first water-repellent layer, second body and second turn-over part be located the both sides of absorbed layer respectively, the surface course still include first body, first body from turn-over part and second body and second turn-over part are connected to the area that the second is corresponding to the area that the second is more than the area, the area of second turn-over part is the area that the second is corresponding to the second area, the area of the area that the second area is corresponding to the second area, the second area of area that the second area of the area that the second area is more than the second area, and the area that the second area is more than the area, and the area that the second area is equal to the area.

2. The breast pad of claim 1, wherein the second flap is located on the upper or lower side of the cover layer, and wherein the second flap is attached to the cover layer by a second adhesive layer.

3. The breast pad of claim 2, wherein said second fold is an extension of the second body and said first fold is an extension of the facing.

4. The breast pad of claim 2, wherein the second fold comprises a first end facing the middle of the cover layer, and wherein d is less than or equal to 2cm when the distance between the first end of the second fold and the end of the cover layer adjacent to the first end is d.

5. The breast pad of claim 2, wherein the first fold is located above or below the second water-repellent layer and the first fold is connected to the second water-repellent layer by a first adhesive layer.

6. The breast pad of claim 5, wherein the second water-repellent layer is different from the first water-repellent layer in material, density and basis weight, and the first water-repellent layer is PE and the second water-repellent layer is SMS nonwoven fabric.

7. The breast pad of claim 1 further comprising an elastic rubber band disposed between the facing layer and the first water repellent layer.

8. The breast pad of claim 7 wherein said side regions further comprise a notch.