CN114931466A

CN114931466A - Breast pad

Info

Publication number: CN114931466A
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: 2022-08-23
Anticipated expiration: 2042-06-09
Also published as: CN114931466B

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 structure body and a high-molecular water absorption 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 a first turnover part, the first turnover part is connected with the second water repellent layer, under the condition, the network structure body is completely coated by the first coating structure body and the second coating structure body actually, or at least two layers of a first water repellent layer and a surface layer are formed on the side of the network structure body, thereby avoiding the macromolecular water-absorbing material from leaking from the side.

Description

Breast pad

Technical Field

The invention relates to a breast pad.

Background

The breast pad is a mother and infant article for preventing breast feeding women's milk from overflowing, and is more and more paid attention with the continuous improvement of living standard of people.

Referring to fig. 1, fig. 1 shows a conventional breast pad structure in the prior art, which generally comprises a surface layer 11, an absorbent layer 12 and a bottom layer 13, which are stacked together, wherein the surface layer 11 is a layer close to the skin of a user, the bottom layer 13 is a layer away from the skin of the user, and is generally made of a water-repellent material, such as a PE film, SMS nonwoven fabric, etc., the absorbent layer 12 is disposed between the surface layer 11 and the bottom layer 13, and generally comprises a porous network structure 122 formed by fibers, and a polymer water-absorbent material (SAP) 124 disposed in the network structure, wherein, due to the requirement of the production process, that is, during the transportation of the absorbent layer 12, a negative pressure transportation form is generally adopted, in order to prevent SAP in the network structure 122 from being lost with air flow during the negative pressure transportation, generally liquid-permeable cover layers (121, 123) are further disposed on the upper and lower sides of the absorbent layer 12, the loss of SAP in the network-like structure 122 is prevented by the support and covering of the cover layers (121, 123), while the cover layers (121, 123) can also help the spreading in case of the cover layers (121, 123) usually made of toilet paper, but also due to the limitation of the existing process, SAP leakage is very likely to occur on both sides of the absorbent layer 12 after slitting the absorbent layer 12, and in addition, SAP leakage is very likely to occur on the area a in the drawing in practice when only the face layer 11 is covered on both sides, and if leaked SAP is transferred to the skin or further inhaled by the infant, there is a risk of choking the infant, so it is necessary to propose a breast pad which is not likely to occur SAP leakage and is safer.

Disclosure of Invention

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

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

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

Furthermore, the second folded part is positioned on the upper side or the lower side of the covering layer, and the second folded part is connected to the covering layer through a second adhesive 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.

Furthermore, the second folded part is an extension of the second body, and the first folded part is an extension of the surface layer.

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

Further, the first folded part is positioned on the upper side or the lower side of the second water repellent layer, and the first folded part is connected to the second water repellent layer through the first adhesive layer.

Furthermore, 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 made of PE, the second water-repellent layer is made of SMS non-woven fabric, and the basis weight and the density of the second water-repellent layer are smaller than those of the first water-repellent layer.

Furthermore, the breast pad further comprises an elastic rubber band, and the elastic rubber band is arranged between the surface layer and the first water repellent layer.

Furthermore, the surface layer further comprises a first connecting portion arranged between the first body and the first turning portion, the first water-repellent layer further comprises a second connecting portion arranged between the second body and the second turning portion, and the elastic rubber band is clamped between the first connecting portion and the second connecting portion.

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

Has the advantages that: the embodiment of the invention provides a breast pad, which comprises an absorption layer, a first coating structure and a second coating structure from inside to outside, wherein the absorption layer comprises a network structure body and a high-molecular water absorption 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 a first turnover part, the first turnover part is connected with the second water repellent layer, under the condition, the network structure body is completely coated by the first coating structure body and the second coating structure body in fact, or at least two layers of a first water layer and the surface layer are formed on the side of the network structure body, thereby avoiding the macromolecular water-absorbing material from leaking from the side.

Drawings

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

FIG. 2 is a schematic view of the structure of the breast pad 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 nursing pad according to another embodiment of the present invention;

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

Description of the illustrated elements:

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

side edge line

4111,4112; a middle zone 451; the side regions 452; notch 4511.

Detailed Description

Referring to fig. 2, a breast pad according to an embodiment of the present invention is provided, and the present application will be further described with reference to the drawings.

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

The breast pad includes an absorbent layer 22, a first covering structure and a second covering structure from the inside to the outside.

The absorbent layer 22 is used for absorbing lotion, and particularly, the absorbent layer 22 includes a plurality of fibers entangled to be properly connected to form a three-dimensional network structure 222 and a polymeric water absorbing material (SAP) 224, it can be understood that a plurality of pores are distributed among the three-dimensional network structure of the network structure 222, the polymeric water absorbing material 224 is distributed among the three-dimensional network structure, liquid can be absorbed and diffused through the pores, and the liquid can be absorbed and retained by the polymeric water absorbing material 224, and the fibers can be fluff pulp.

The first wrapping structure wraps the absorption layer 22 and comprises a covering layer 23 and a first water repellent layer 24, the first water repellent layer 24 comprises a second turning portion 241, and the second turning portion 241 is connected with the covering layer 23, so that the first water repellent layer 24 and the covering layer 23 form a whole and wrap the absorption layer 22.

Specifically, the first water repellent layer 24 includes a first surface 24a and a second surface 24b, wherein the first surface 24a faces the skin of the user, the second surface 24b faces away from the skin, the first surface 24a is an upper surface in the figure, the second surface 24b faces 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 folded portion 241 folded from the second body 240 and then attached to the cover layer 23, in this embodiment, the second folded 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 can be understood that the second folded portion 241 and the cover layer 23 can be connected in other manners to form a second bonding portion, such as ultrasonic welding, thermal welding, etc.

The turning over from the second body 240 means that the second turning portion 241 is turned over approximately 180 degrees along a folding line relative to the second body 240, so that the first surface 21a originally facing the upper side faces the lower side after being turned over.

In the present embodiment, the second folded portion 241 folded and connected to the cover layer 23 is located above the cover layer 23, that is, in the second bonding portion formed, 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 folded portion 241 and connects the first surface 24a of the second folded portion 241 and the first surface 23a of the cover layer 23, and in another embodiment, the second folded portion 241 may also be located below the cover layer 23, that is, in this case, the second folded portion 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 attached and bonded to the second surface 24b of the second folded portion 241.

Further, the second folded part 241 is an extension of the second body 240, that is, the second folded part 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 specifically, may be a PE film, SMS nonwoven fabric, etc., and preferably, the first water-repellent layer 24 allows gas, such as water vapor, to pass therethrough, but does not allow liquid to pass therethrough, thereby being not hot and stuffy when in use.

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

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

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

The second coating structure is coated outside the first coating structure and comprises a surface layer 21 and a second water repellent layer 25, the surface layer 21 comprises a first folding part 211, and the first folding 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.

The surface layer 21 is preferably a soft sheet material having low irritation, for example, a gauze, a cotton cloth, a spunlace nonwoven fabric, a hot air nonwoven fabric, etc. having a weight of 10 to 60g/m2, more preferably a hot air nonwoven fabric made of thermoplastic synthetic fibers, and as the synthetic fibers constituting the hot air nonwoven fabric, Polyethylene (PE) fibers, polyolefin fibers such as polypropylene (PP) fibers, polyester fibers, polyamide fibers such as nylon, etc. may be used, and in some alternative embodiments, natural fibers or viscose fibers may be added together to further reduce irritation to the skin, and these natural fibers may include wood fibers, cotton fibers, etc.

Similarly, the second water-repellent layer 25 is also used for preventing liquid permeation, and is disposed on the side away from the skin of the user, specifically, a PE film, SMS nonwoven fabric, or the like is also optional, and preferably, the second water-repellent layer 25 allows gas such as water vapor to pass therethrough, but does not allow liquid to pass therethrough, so that it is not stuffy during use.

The surface layer 21 comprises a first surface 21a and a second surface 21b, wherein the first surface 21a faces the skin of the user, and 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 facing layer 21 includes a first body 210 on the upper side of the cover 23 and a first turnover part 211 turned over downward from the first body 210 and connected to the second water-repellent layer 25, in this embodiment, the first fold 211 is connected to the cover layer 23 by 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 may be connected by other means, such as ultrasonic welding, thermal welding, or the like.

The first folded part 211 folded 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 folded part 211, and the second water repellent layer 25 is formed in a structure below the absorbent layer 22, that is, in this case, the network-shaped structure 222 is completely covered by the first covering structure and the second covering structure in practice, or at least two barrier structures of the first water repellent layer 24 and the surface layer 21 are formed at the side of the network-shaped structure 222, thereby preventing the polymeric water absorbent material 224 from leaking from the side.

It will be understood that in this case, the first surface 21a of the first flap 211 is connected to the first surface 25a of the second water-repellent layer 25, and likewise, the first flap 211 may be positioned below the second water-repellent layer 25, in which case the second surface 21b of the first flap 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, the difference means at least one of the parameters such as material, density or basis weight, preferably, the second water-repellent layer 25 and the first water-repellent layer 24 are different in material, density and basis weight, in a preferred embodiment, the first water-repellent layer 24 is PE, the second water-repellent layer 25 is 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-shaped structure 222 forms a better effect of preventing the high molecular water-absorbent material 224 from leaking, and the second water-repellent layer 25 has a better comfort level in use.

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

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

Further, referring to fig. 4 and 5 together, in another embodiment of the present invention, the second water-repellent layer 45 includes a middle region 451 and a side region 452, wherein the middle region 451 is a region of the second water-repellent layer 45 corresponding to the first body 411, it can be understood that the first body 411 forms the first folded portion 412 along the side edge (4111,4112), so that the first body 411 is a region sandwiched between two opposite side edges (4111,4112), and the side region 452 is a region not covered by the first body 411, i.e. a region surrounded by the second water-repellent layer 45 is larger than the first body 411, and the side region 452 is an ear portion, and the side region 452 further includes a gap 4511, on one hand, since the region surrounded by the side region 452 is larger, and since the second water-repellent layer 45 corresponding to the side region 452 is only of a single-layer structure, the region corresponding to the first body 411 is softer, the use is more comfortable, on the other hand, the notch 4511 is formed on the side region 452, so that the three-dimensional structure is more easily formed, the wrinkle is not formed in the region corresponding to the notch 4511, and on the other hand, if an elastic rubber string is arranged between the surface layer 41 and the first water repellent layer, the three-dimensional structure is more easily formed under the contraction action of the elastic rubber string.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, 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 and second cladding mechanism body, wherein, the absorbed layer include the network structure body that comprises the fibre and set up the polymer water-absorbing material in the network 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 turnover portion, second turnover portion turn over after the second body turns over and be connected with the overburden, second cladding structure body cladding outside first cladding structure body, including surface course and second water repellent layer, the surface course include first turnover portion, first turnover portion be connected with the second water repellent layer.

2. The nursing pad of claim 1 wherein the second body and the second flap are positioned on opposite sides of the absorbent layer, the cover further comprising a first body, the first flap being folded over from the first body and connected to the second water-repellent layer, and the first body and the first flap being positioned on opposite sides of the absorbent layer.

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

4. The nursing pad of claim 3 wherein the cover layer includes a permeable region and an overlapping region, wherein the overlapping region corresponds to the second fold and the permeable region has an area equal to or greater than 80% of the area of the cover layer.

5. The nursing pad of claim 3 wherein the second flap is an extension of the second body and the first flap is an extension of the facing layer.

6. The nursing pad of claim 3 wherein the second flap includes a first end facing the central portion of the cover layer, and wherein d is less than or equal to 2cm when the distance between the first end of the second flap and the end of the cover layer adjacent the first end is d.

7. The nursing pad of claim 3 wherein the first flap is positioned on the upper or lower side of the second water repellent layer and the first flap is attached to the second water repellent layer by a first adhesive layer.

8. The nursing pad of claim 7 wherein the second water-repellent layer is different from the first water-repellent layer in material, density and basis weight, and wherein the first water-repellent layer is PE, the second water-repellent layer is SMS nonwoven, and the second water-repellent layer has a basis weight and density less than the first water-repellent layer.

9. The nursing pad of claim 2, further comprising an elastic band disposed between the facing layer and the first water-repellent layer.

10. The nursing pad of claim 9 wherein the second water repellent layer includes a central region and side regions, the central region corresponding to the first body and the side regions further including a notch.