阅读说明：本技术 一种新生儿极致护理型纸尿裤及其制备方法 (Extremely nursing type paper diaper for newborn and preparation method thereof ) 是由 张谭妹 聂志强 周彧峰 彭海燕 邹开东 于 2021-09-09 设计创作，主要内容包括：本发明公开了一种新生儿极致护理型纸尿裤及其制备方法,属于纸尿裤技术领域。新生儿极致护理型纸尿裤包括：纸尿裤本体；纸尿裤本体包括依次复合的上层结构、中层结构、底层结构；上层结构包括有面层；面层包括有稀便速渗区和稀便阻隔区；面层的前腰部设置有护脐件；中层结构包括有吸收芯体层；吸收芯体层由复合芯体和木浆层复合而成；底层结构包括有底膜。本发明具有护脐功能、稀便速渗能力强,且能够降低表面稀便残留量。(The invention discloses a neonate intensive care type diaper and a preparation method thereof, and belongs to the technical field of diapers. The neonate extremely nurses type panty-shape diapers include: a paper diaper body; the paper diaper body comprises an upper layer structure, a middle layer structure and a bottom layer structure which are sequentially compounded; the upper layer structure comprises a surface layer; the surface layer comprises a thin excrement rapid-permeation area and a thin excrement blocking area; the front waist part of the surface layer is provided with an umbilical protector; the middle layer structure comprises an absorption core layer; the absorption core layer is formed by compounding a composite core body and a wood pulp layer; the substructure includes a base film. The invention has the advantages of navel protection function, strong capability of quick infiltration of loose feces and capability of reducing the residual quantity of the loose feces on the surface.)

1. A neonate extremely nurses type panty-shape diapers, its characterized in that includes: a paper diaper body;

the paper diaper body comprises an upper layer structure, a middle layer structure and a bottom layer structure which are sequentially compounded;

the upper layer structure comprises a surface layer; the surface layer comprises a loose excrement rapid-permeation area and a loose excrement blocking area; the front waist part of the surface layer is provided with an umbilical protection part;

the middle layer structure comprises an absorption core layer; the absorption core layer is formed by compounding a composite core body and a wood pulp layer;

the substructure includes a base film.

2. The extreme care diaper for neonates of claim 1, wherein:

the back waist end of the bottom layer structure is provided with an elastic waistline which is rectangular, the length of the elastic waistline is 200-250mm, and the width of the elastic waistline is 130-200 mm;

the elastic waistline is provided with a rectangular point-break area, the length of the point-break area is 70mm-100mm, the width of the point-break area is 130 mm-200 mm, and the point-break area is located in the middle of the elastic waistline.

3. The extreme care diaper for neonates of claim 1, wherein:

the navel protection piece is formed by compounding a plurality of layers of medical gauze, the navel protection piece is rectangular, the length of the navel protection piece is 8-11cm, the width of the navel protection piece is 2.5-6cm, the mesh number is 16-20 meshes, the fiber count is 38-60S/2, the thickness of a single layer of gauze is 0.15-0.45mm, and the total number of layers is 3-5.

4. The extreme care diaper for neonates of claim 1, wherein:

the thin excrement rapid-permeation area is located in the middle of the surface layer, the thin excrement blocking area is located on the outer side of the thin excrement rapid-permeation area, a plurality of first permeation holes are formed in the thin excrement rapid-permeation area, and a plurality of salient point structures are arranged on the thin excrement blocking area.

5. The extreme care diaper for neonates of claim 4, wherein:

the dilute excrement rapid infiltration area is a circular area with the diameter of 4cm-6cm or a rectangular area with the length of 180mm-260mm and the width of 140mm-160 mm; the length of the thin excrement blocking area is 340mm-380mm, and the width of the thin excrement blocking area is 140mm-160 mm;

the diameter of the first penetration hole is 3mm-5mm, and the hole distance is 3mm-5 mm;

the diameter of the salient point structure is 4mm-5mm, and the density is 4-5 pieces/cm²And the distance between two adjacent bump structures is 0.

6. The extreme care diaper for neonates of claim 1, wherein:

the composite core body is formed by compounding a core body surface layer, a first water-absorbent resin layer, a fluffy layer, a second water-absorbent resin layer and a core body bottom layer structure;

the wood pulp layer comprises a body part, a front extension part and a rear extension part, the front extension part and the rear extension part are respectively formed by extending the body part along the length direction, the body part and the composite core body are overlapped and correspondingly arranged, and the width of the front extension part and the width of the rear extension part are both larger than the width of the body part.

7. The extreme care diaper for neonates of claim 6, wherein:

the core surface layer and the fluffy layer are both provided with a plurality of second permeation holes.

8. The extreme care diaper for neonates of claim 1, wherein:

the top surface of the surface layer is provided with a leakage-proof separation edge, the surface layer and the leakage-proof separation edge are both added with a vernix-like fat component, and the vernix-like fat component is one or more of ceramide, squalane, phytosterol, hydrogenated lecithin, caprylic acid, triglyceride, jojoba oil, jojoba fat wax and amino acid.

9. The extreme care diaper for neonates of claim 8, wherein:

the upper layer structure also comprises covering cloth, a protective rubber band and left and right non-woven fabrics; the covering cloth is arranged at the bottom of the surface layer, the protective rubber band is arranged in the leakage-proof partition edge, and the left and right non-woven fabrics are arranged on the surface layer;

the middle layer structure also comprises a wrapping layer; the wrapping layer is positioned below the wood pulp layer; folding parts are arranged on two sides of the wrapping layer and used for wrapping the composite core body and the wood pulp layer;

the bottom layer structure also comprises a front waist tape; the front waist patch is arranged on the bottom membrane.

10. A method for manufacturing a neonatal intensive care diaper comprising the diaper body of claim 1, comprising the steps of:

preparing the middle layer structure, manufacturing the composite core body and the wood pulp layer, bonding the composite core body and the wood pulp layer to form the absorption core body layer, and coating the absorption core body layer through a coating layer to form the middle layer structure;

preparing the upper layer structure, compounding the leakproof isolation edges with the protective rubber bands, the covering cloth, the left and right non-woven fabrics and the surface layer to form the upper layer structure, and bonding the upper layer structure and the middle layer structure to form a middle-upper layer complex;

preparing the bottom layer structure, and compounding the bottom film and the elastic waistline to form the bottom layer structure;

folding in a covering mode, namely bonding the middle-upper layer complex to the bottom layer structure, bonding the umbilical protector to the front end of the surface layer, and folding the umbilical protector in half to form the paper diaper body; and longitudinally folding the paper diaper body to form a front piece and a rear piece.

Technical Field

The invention relates to the technical field of paper diapers, in particular to an extremely nursing type paper diaper for newborns and a preparation method thereof.

Background

Neonates, refers to infants whose fetus delivered the mother and for a period of time from umbilical cord ligation to the full 28 days after birth. Unlike babies in other growth stages, babies in the neonatal period have the following physiological characteristics: light and thin skin, high excretion frequency, frequent defecation, long sleep time, limited activity, basically maintained lying posture, susceptibility to infection of the umbilical region and the like. The nursing difficulty of the babies in the newborn period is relatively high, and if the nursing is improper, the subsequent growth and development of the newborn are easily affected negatively.

The existing disposable diaper for the newborn does not have elastic waistline on one hand, and is difficult to adapt to babies with more body types such as premature babies; on the other hand, the navel protecting function is limited, and most of the umbilicus protecting function only opens a hole at the position of the navel at the front end of the diaper so as to avoid the friction of the diaper on the navel; in addition, the capability of isolating loose feces is weak, so that not only is feces leakage easily caused, but also the residual loose feces on the surface layer of the disposable diaper is easy to damage the delicate skin of the newborn if the disposable diaper is not replaced in time.

In summary, the existing disposable diapers for newborn babies have the following disadvantages:

(1) the waist accommodation range is poor;

(2) the navel protection function is limited;

(3) the ability to isolate loose stools is weak.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a newborn extremely nursing type paper diaper which has the functions of protecting the navel, has strong capability of quickly permeating loose stools and can reduce the residual quantity of the loose stools on the surface.

The second purpose of the invention is to provide a preparation method of the extremely nursing type diaper for the newborn, which has simple and convenient process and is suitable for industrial production.

One of the purposes of the invention is realized by adopting the following technical scheme:

an extreme care diaper for newborns, comprising: a paper diaper body;

the paper diaper body comprises an upper layer structure, a middle layer structure and a bottom layer structure which are sequentially compounded;

the upper layer structure comprises a surface layer; the surface layer comprises a loose excrement rapid-permeation area and a loose excrement blocking area; the front waist part of the surface layer is provided with an umbilical protection part;

the middle layer structure comprises an absorption core layer; the absorption core layer is formed by compounding a composite core body and a wood pulp layer;

the substructure includes a base film.

Furthermore, an elastic waistline is arranged at the rear waist end of the bottom layer structure, and is rectangular, the length of the elastic waistline is 200-250mm, and the width of the elastic waistline is 130-200 mm;

the elastic waistline is provided with a rectangular point-break area, the length of the point-break area is 70mm-100mm, the width of the point-break area is 130 mm-200 mm, and the point-break area is located in the middle of the elastic waistline.

Furthermore, the umbilical protection part is formed by compounding a plurality of layers of medical gauze, the umbilical protection part is rectangular, the length of the umbilical protection part is 8-11cm, the width of the umbilical protection part is 2.5-6cm, the mesh number is 16-20 meshes, the fiber count is 38-60S/2, the thickness of a single layer of gauze is 0.15-0.45mm, and the total number of layers is 3-5.

Furthermore, the thin excrement rapid-permeation area is located in the middle of the surface layer, the thin excrement blocking area is located on the outer side of the thin excrement rapid-permeation area, a plurality of first permeation holes are formed in the thin excrement rapid-permeation area, and a plurality of salient point structures are arranged on the thin excrement blocking area.

Further, the dilute excrement rapid-infiltration area is a circular area with the diameter of 4cm-6cm or a rectangular area with the length of 180mm-260mm and the width of 140mm-160 mm; the length of the thin excrement blocking area is 340mm-380mm, and the width of the thin excrement blocking area is 140mm-160 mm;

the diameter of the first penetration hole is 3mm-5mm, and the hole distance is 3mm-5 mm;

the diameter of the salient point structure is 4mm-5mm, and the density is 4-5 pieces/cm²And the distance between two adjacent bump structures is 0.

Furthermore, the composite core body is formed by compounding a core body surface layer, a first water-absorbent resin layer, a fluffy layer, a second water-absorbent resin layer and a core body bottom layer structure;

the wood pulp layer comprises a body part, a front extension part and a rear extension part, the front extension part and the rear extension part are respectively formed by extending the body part along the length direction, the body part and the composite core body are overlapped and correspondingly arranged, and the width of the front extension part and the width of the rear extension part are both larger than the width of the body part.

Furthermore, a plurality of second permeation holes are formed in the core body surface layer and the fluffy layer.

Furthermore, the top surface of the surface layer is provided with a leakage-proof separation edge, the surface layer and the leakage-proof separation edge are both added with a vernix-like fat component, and the vernix-like fat component is one or more of ceramide, squalane, phytosterol, hydrogenated lecithin, caprylic acid, triglyceride, jojoba oil, jojoba fat wax and amino acid.

Furthermore, the upper layer structure also comprises covering cloth, a protective rubber band and left and right non-woven fabrics; the covering cloth is arranged at the bottom of the surface layer, the protective rubber band is arranged in the leakage-proof partition edge, and the left and right non-woven fabrics are arranged on the surface layer;

the middle layer structure also comprises a wrapping layer; the wrapping layer is positioned below the wood pulp layer; folding parts are arranged on two sides of the wrapping layer and used for wrapping the composite core body and the wood pulp layer;

the bottom layer structure also comprises a front waist tape; the front waist patch is arranged on the bottom membrane.

The second purpose of the invention is realized by adopting the following technical scheme:

a preparation method of extremely nursing type paper diapers for newborns comprises the following steps:

preparing the middle layer structure, manufacturing the composite core body and the wood pulp layer, bonding the composite core body and the wood pulp layer to form the absorption core body layer, and coating the absorption core body layer through a coating layer to form the middle layer structure;

preparing the upper layer structure, compounding the leakproof isolation edges with the protective rubber bands, the covering cloth, the left and right non-woven fabrics and the surface layer to form the upper layer structure, and bonding the upper layer structure and the middle layer structure to form a middle-upper layer complex;

preparing the bottom layer structure, and compounding the bottom film and the elastic waistline to form the bottom layer structure;

folding in a covering mode, namely bonding the middle-upper layer complex to the bottom layer structure, bonding the umbilical protector to the front end of the surface layer, and folding the umbilical protector in half to form the paper diaper body; and longitudinally folding the paper diaper body to form a front piece and a rear piece.

Compared with the prior art, the invention has the beneficial effects that:

(1) the invention provides a very nursing type diaper for a newborn, which comprises a diaper body. The umbilical protection part at the front waist part can protect the delicate umbilical part of the newborn and avoid friction injury; meanwhile, the surface layer is divided into a thin excrement rapid infiltration area and a thin excrement blocking area, a wood pulp layer is added in the absorption core layer, the thin excrement rapid infiltration capacity is greatly improved, and the surface thin excrement residual quantity is reduced.

(2) The preparation method of the extremely nursing type diaper for the newborn provided by the invention has the advantages of few process steps and convenience in flow operation, and is suitable for industrial production.

Drawings

Fig. 1 is a schematic axial view of a newborn infant intensive care diaper according to an embodiment of the present invention;

fig. 2 is a schematic top view of a newborn infant intensive care diaper according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a composite core provided in accordance with an embodiment of the present invention;

fig. 4 is a schematic top view of a surface layer according to an embodiment of the present invention.

In the figure: 1. an umbilical protection part; 2. leak-proof separation edges; 3. a surface layer; 4. covering cloth; 5. a composite core; 6. a wood pulp layer; 7. a front waist portion; 8. the back waist part; 9. a base film; 91. a PE film; 92. a bottom layer of non-woven fabric; 10. a core surface layer; 11. a first water absorbent resin layer; 12. a fluffy layer; 13. a second water absorbent resin layer; 14. a core substructure; 15. a dilute excrement rapid infiltration area; 16. a thin feces blocking area; 17. a wrapping layer; 18. protecting the surrounding rubber band; 19. front waist patch; 20. sticking non-woven fabrics left and right; 21. an elastic waist band.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict. The longitudinal directions mentioned below are the direction from the front waist portion 7 to the rear waist portion 8 and the direction from the rear waist portion 8 to the front waist portion 7.

Example one

As shown in fig. 1, 2, 3 and 4, a neonatal intensive care diaper includes: a paper diaper body; the paper diaper body comprises an upper layer structure, a middle layer structure and a bottom layer structure which are sequentially compounded; the upper layer structure comprises a surface layer 3; the surface layer 3 comprises a thin excrement rapid-permeability area 15 and a thin excrement blocking area 16; the front waist part 7 of the surface layer 3 is provided with an umbilical protector 1; the middle layer structure comprises an absorption core layer; the absorption core layer is formed by compounding a composite core body 5 and a wood pulp layer 6; the substructure comprises a base film 9.

The umbilical protection part 1 at the front waist part 7 can protect the delicate umbilical part of the newborn and avoid friction injury; the surface layer 3 is divided into a thin excrement rapid infiltration area 15 and a thin excrement blocking area 16, a wood pulp layer 6 is added in the absorption core layer, the thin excrement rapid infiltration capacity is improved to a great extent, and the surface thin excrement residual quantity is reduced; the surface layer 3 is formed by carding cotton fibers and ES fibers into a net. In the embodiment, the length of the cotton fiber is 31mm-38mm, the fineness is 1.5 denier-2.0 denier, and the content is 5% -10%; the length of the ES fiber is 36mm-40mm, the fineness is 1.5-2.0 deniers, and the content is 90-95%. The capillary action of the surface layer 3 is enhanced by adding the cotton fibers, so that the water in the thin excrement is quickly absorbed, the flowability of the thin excrement is reduced, and the excrement leakage risk is reduced.

Further, the back waist end of the bottom layer structure is provided with an elastic waistline 21, the elastic waistline 21 is rectangular, the length is 200-250mm, the width is 130-200mm, the elastic waistline 21 is provided with a rectangular spot-broken area, the length of the spot-broken area is 70-100 mm, the width is 130-200mm, and the spot-broken area is located in the middle of the elastic waistline 21. The elastic waistline 21 is formed by compounding one of spandex filaments, elastic films and elastic non-woven fabrics with non-woven fabrics, and the stretching ratio of the elastic waistline 21 is between 1.8 and 2.5. The elastic waistline 21 is provided with a spot-broken area formed by spandex filaments, elastic films or elastic non-woven fabrics, and the spot-broken area ensures the elasticity of the middle part of the elastic waistline 21. The diaper of the present embodiment can accommodate babies of more body types by adding the elastic waist 21 and the rear waist portion 8. .

Further, the umbilical protection part 1 is formed by compounding a plurality of layers of medical gauze, the umbilical protection part 1 is rectangular, the length of the umbilical protection part 1 is 8-11cm, the width is 2.5-6cm, the mesh number is 16-20 meshes, the fiber count is 38-60S/2, the thickness of a single layer of gauze is 0.15-0.45mm, and the total number of layers is 3-5. The medical gauze is soft and skin-friendly, and reduces friction on the umbilical region. The front end of the paper diaper can be widened to well cover the umbilical region, so that the external friction is reduced, and the umbilical region is prevented from being rubbed back and forth at the cut of the front end of the paper diaper. The medical gauze can be spun by cellulose diacetate fiber. Has the characteristics of white color, softness, fluffiness, no toxicity, no odor and no skin irritation, has the moisture regain of 6-7% at the temperature of 20 ℃ and the relative humidity of 65%, has the advantage of no adhesion with blood and purulent secretion, can protect the umbilical part of a newborn from being damaged by adhesion with clothes and the like, and promotes the early healing of the umbilical part. Further, the thin excrement rapid-permeation area 15 is located in the middle of the surface layer 3, the thin excrement blocking area 16 is located on the outer side of the thin excrement rapid-permeation area 15, a plurality of first permeation holes are formed in the thin excrement rapid-permeation area 15, and the thin excrement blocking area 16 is provided with a plurality of salient point structures.

Further, the dilute excrement rapid-infiltration area 15 is a circular area with the diameter of 4cm-6cm or a rectangular area with the length of 180mm-260mm and the width of 140mm-160 mm; the length of the thin excrement blocking area 16 is 340mm-380mm, and the width is 140mm-160 mm; the diameter of the first penetration hole is 3mm-5mm, and the hole distance is 3mm-5 mm; the diameter of the salient point structure is 4mm-5mm, and the density is 4-5 pieces/cm²And the distance between two adjacent bump structures is 0. The rectangular area with a length of 180mm-260mm and a width of 140mm-160mm is not shown in the drawing in this embodiment.

The dilute excrement rapid-permeability area 15 is circular and is positioned at the center of the surface layer 3, and the diameter of the dilute excrement rapid-permeability area is 4cm-6 cm. The length of the thin excrement rapid infiltration area 15 is 180mm-260mm, and the width is 140mm-160 mm. The first penetration hole is provided for penetrating the loose stool. The diameter of the first penetration hole is 3mm-5mmThe spacing is 3mm-5mm, and the hole density is 2-4/cm². In the embodiment, the excrement seepage efficiency is high, and compared with the plain weave structure, the salient point structure can increase the friction force, weaken the flow of the excrement and reduce the seepage of the excrement.

Further, the composite core body 5 is formed by compounding a core body surface layer 10, a first water-absorbent resin layer 11, a fluffy layer 12, a second water-absorbent resin layer 13 and a core body bottom layer structure 14; the wood pulp layer 6 comprises a body part, a front extension part and a rear extension part, wherein the front extension part and the rear extension part are respectively formed by extending the body part along the length direction, the body part and the composite core body 5 are overlapped and correspondingly arranged, and the width of the front extension part and the width of the rear extension part are both larger than the width of the body part. The front and rear extensions may widen the absorption surface, reducing the risk of back leakage.

Furthermore, the top surface of the surface layer 3 is provided with a leakage-proof separation edge 2, and the surface layer 3 and the leakage-proof separation edge 2 are both added with a vernix-like fat component which is one or more of ceramide, squalane, phytosterol, hydrogenated lecithin, caprylic acid, triglyceride, jojoba oil, jojoba fat wax and amino acid. The components of the pseudofetal fat can be added into the fiber oiling agent to be mixed to form a mixed solution, and the mixed solution is added into the surface layer 3 or the leakage-proof separation edge 2. The added vernix caseosa component has a content of 5% -10%, and can simulate natural vernix caseosa effect, maintain skin epidermis barrier function, and adjust skin pH. The materials of the surface layer 3, the leakage-proof separation edge 2 and the like which are in direct contact with the skin of the baby are added with the fetal lipid components, so that a healthy ecological environment is created for the skin.

Further, the core surface layer 10 and the fluffy layer 12 are both provided with a plurality of second penetration holes. Setting the aperture of the second penetration hole to be 2-3mm, the interval between holes to be 1-2mm, and the hole density to be 2-4/cm²Can help the loose stool to rapidly seep downwards and reduce the residual loose stool on the surface.

Furthermore, the upper layer structure also comprises a covering cloth 4, a protecting rubber band 18 and left and right non-woven fabrics 20; the covering cloth 4 is arranged at the bottom of the surface layer 3, the protecting and surrounding rubber band 18 is arranged in the leakage-proof partition edge 2, and the left and right non-woven fabrics 20 are arranged on the surface layer 3;

the middle layer structure also comprises a wrapping layer 17; the wrapping layer 17 is positioned below the wood pulp layer 6; the two sides of the wrapping layer 17 are provided with folded parts which are used for wrapping the composite core body 5 and the wood pulp layer 6;

the bottom layer structure also comprises a front waist patch 19; the front waist tape 19 is arranged on the bottom film 9.

In this embodiment, the wrapping layer 17 wraps the composite core 5 and the wood pulp layer 6 through the folded portion to form a middle layer structure, and the bottom of the surface layer 3 is attached to the top of the middle layer structure.

The preparation method of the extremely nursing type diaper for the newborn provided in the embodiment comprises the following steps:

preparing a middle layer structure, manufacturing a composite core body 5 and a wood pulp layer 6, bonding the composite core body 5 and the wood pulp layer 6 to form an absorption core body layer, and coating the absorption core body layer through a coating layer 17 to form the middle layer structure; the pulp sheet is defibrated and fed to a forming roll to form a wood pulp layer 6, here the wood pulp layer 6 used in the present embodiment.

Preparing an upper layer structure, compounding the leakage-proof separation edge 2 provided with the protective rubber band 18, the covering cloth 4, the left and right non-woven fabrics 20 and the surface layer 3 to form the upper layer structure, and bonding the upper layer structure and the middle layer structure to form a middle-upper layer complex;

preparing a bottom layer structure, and compounding a bottom film 9 and an elastic waistline 21 to form the bottom layer structure; the bottom film 9 is formed by compounding a PE film 91 and a bottom layer non-woven fabric 92.

Folding in a covering mode, namely bonding the middle-upper layer complex on the bottom layer structure, bonding the navel protection piece 1 on the front end of the surface layer 3, and folding the navel protection piece 1 in half to form a paper diaper body; and longitudinally folding the paper diaper body to form a front piece and a rear piece.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.