CN105362002A - Baby diaper - Google Patents
Baby diaper Download PDFInfo
- Publication number
- CN105362002A CN105362002A CN201510854317.6A CN201510854317A CN105362002A CN 105362002 A CN105362002 A CN 105362002A CN 201510854317 A CN201510854317 A CN 201510854317A CN 105362002 A CN105362002 A CN 105362002A
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- China
- Prior art keywords
- diaper
- solution
- layer
- velcro
- baby
- Prior art date
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Classifications
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15585—Apparatus or processes for manufacturing of babies' napkins, e.g. diapers
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/494—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means
- A61F13/49406—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region
- A61F13/4946—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region the edge leakage prevention means being an absorbent medium
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F13/58—Adhesive tab fastener elements
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/02—Preparation of spinning solutions
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F2013/15008—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use
- A61F2013/15146—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use for urine collection
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F2013/51002—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers with special fibres
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties
- A61F2013/530737—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity
-
- 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
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F13/58—Adhesive tab fastener elements
- A61F2013/582—Adhesive tab fastener elements with one strip on one place
Abstract
The invention discloses a baby diaper and belongs to the field of daily necessities. The baby diaper comprises a front portion, a middle portion and a rear portion, a hook and loop fastener and a plurality of magic button holes positioned on the surface of the hook and loop fastener are arranged on the surface of the front portion, the middle portion comprises a urinal pad, the rear portion comprises a rear corset, a first magic button and a second magic button, the rear corset is provided with two extension sections, the first magic button and the second magic button are positioned at the ends of the two extension sections of the rear corset respectively and fastened with the magic button holes in a matched manner, and the urinal pad is of a layered structure which comprises an adsorption layer, an absorption layer, a first expansion layer, a second expansion layer, a leakproof layer and an adhesion layer sequentially from top to bottom. The baby diaper has the advantages of high breathability, convenience in putting on and off, high hydroscopicity and capability of preventing lateral leakage.
Description
Technical field
The present invention relates to a kind of article of everyday use, particularly a kind of baby's diaper.
Background technology
Neonate does not control excretion, so wear diaper by the consciousness of oneself.There is various neonate diaper on the market, comprising: traditional face diaper, disposable paper diaper, or its integral type diaper combined.But the existing diaper pocket general breathability of waterproof material used is not good, and leakageresistance is poor.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, provides one to have fine air permeability, conveniently wears off, and water absorption is strong, baby's diaper of lateral leakage protection.
The technical solution used in the present invention is as follows:
A kind of baby's diaper of the present invention, comprises front portion, middle part and rear portion, and described anterior face is provided with VELCRO and is positioned at some magic button holes on VELCRO surface, and described middle part comprises diaper; Described rear portion comprises rear loincloth, first Velcro and the second Velcro, described rear loincloth is provided with two extensions, described first Velcro and the second Velcro lay respectively at the end of rear loincloth two extensions, and described first Velcro and the second Velcro coordinate fastening with magic button hole, and described diaper has layer structure, this layer structure is followed successively by adsorption layer from top to bottom, absorbed layer, the first expanding layer, the second expanding layer and application of anti-leakage layers.
Owing to have employed technique scheme, Velcro can conveniently wear off, and magic button hole can ensure Velcro difficult drop-off.On the health that adsorption layer can adsorb, be not easily shifted, not easily side leakage; Absorbed layer, the first expanding layer, the second expanding layer improves absorbent properties, effectively prevents side leakage.
A kind of baby's diaper of the present invention, described adsorption layer is woven by modified Nano polyvinyl alcohol electrostatic silk and forms, and braiding aperture is 300nm, and thickness is 0.2mm, and the diameter of described modified Nano polyvinyl alcohol electrostatic silk is 520nm; Described adsorption layer surface is provided with some air-vents, and the pore size of described air-vent is 3cm.
Owing to have employed technique scheme, modified Nano polyvinyl alcohol electrostatic silk and human body have good electrostatic adsorption, non-stimulated without irritated to human-body safety through test; Braiding forms material self and has good ventilative water absorption; Adsorption layer surface is provided with air-vent, can improve the ventilative water absorption of adsorption layer further.
A kind of baby's diaper of the present invention, described modified Nano polyvinyl alcohol electrostatic silk is prepared from by following steps,
Step one: take 1 part of cellulose, get appropriate amount of deionized water stirring and dissolving, by cellulose: tetramethyl piperidine oxide mol ratio 1:0.05 adds tetramethyl piperidine oxide in solution, according to cellulose: sodium hypochlorite mol ratio 1:1 adds sodium hypochlorite in solution, regulation system pH is 10.3, at room temperature stirs 24h;
Step 2: by homogenizer dispersion to gel, through supersound process 10min, filters postlyophilization, obtained nano-cellulose;
Step 3: take 1 part of polyvinyl alcohol, get appropriate amount of deionized water, be heated to 80 DEG C and keep constant temperature, stirs 2h to dissolving completely;
Step 4: naturally cool to room temperature, dilution poly-vinyl alcohol solution is concentration 23%, by polyvinyl alcohol: aqueous polyurethane mass ratio 1:0.43 stirs 30min, according to polyvinyl alcohol: nano-cellulose mass ratio 1:0.6, stirs 30min;
Step 5: carry out electrostatic spinning by micro-injection pump, the syringe needle internal diameter of electrostatic spinning is 0.4mm, and the distance of syringe needle distance receptor is 30cm, and power supply uses 20kV electrostatic high-pressure, and flow is 0.5mL/h.
Owing to have employed technique scheme, the modified Nano polyvinyl alcohol electrostatic silk prepared has good electrostatic adsorption, and pliability is high.
A kind of baby's diaper of the present invention, described absorbed layer is made up of water wetted material, and its thickness is 2.3cm.
Owing to have employed technique scheme, absorbed layer has good water absorption, effectively can prevent side leakage.
A kind of baby's diaper of the present invention, described water wetted material comprises 18% bombax cotton, 13% dacron thread, 12% cotton synthetic fibre silk, 57% polyamidoester fibre silk.
Owing to have employed technique scheme, the water absorbing properties of absorbed layer is excellent, and non-stimulated to skin.
A kind of baby's diaper of the present invention, the thickness of described first expanding layer is 4.5cm, and the thickness of described second expanding layer is 3cm; Described first expanding layer is 1:0.8 with the length ratio of the second expanding layer, and described first expanding layer is 1:1 with the width ratio of the second expanding layer; Described first expanding layer and the second expanding layer are made up of flexible water-absorption fiber, and described flexible water-absorption fiber comprises 43% viscose rayon fibers, 30% polypropylene and 27% xanthan gum graft acrylic acid-acrylamide copolymer.
Owing to have employed technique scheme, adopt two-layer expanding layer, improve the bearing capacity of diaper, effectively prevent side leakage.The size of the second expanding layer is little compared with the first expanding layer, because middle part absorbtivity is maximum, reduces unnecessary material while improving bearing capacity to greatest extent, cost-saving, and aforementioned proportion is optimum.The water absorbing properties adding xanthan gum graft acrylic acid-acrylamide copolymer is excellent, effectively can avoid seepage.
A kind of baby's diaper of the present invention, described flexible water-absorption fiber is prepared from by following steps,
Step one: take 1 part of xanthan gum, add appropriate deionized water, xanthan gum solution by volume after stirring and dissolving: acrylic acid solution=1:2.5 adds the acrylic acid solution that degree of neutralization is 85% in xanthan gum solution, stir and all to have in backward mixed solution acrylic acid solution by volume: acrylamide solution=1:1, adds acrylamide solution in mixed solution;
Step 2: heating mixed solution to 70 DEG C, according to volume ratio mixed solution: cross-linking agent=1:0.05, adds cross-linking agent N,N methylene bis acrylamide, keeps 70 DEG C of constant temperature to stir 1h;
Step 3: be heated to 85 DEG C, according to volume ratio cross-linking agent: initiator=1:1 adds initiator potassium persulfate solution in solution, continues to terminate reaction after constant temperature 85 DEG C stirs 2h;
Step 4: product is used volume ratio water: the detergent washing several times of methanol=1:4, puts into 60 DEG C of dry 12h of vacuum drying oven, obtained xanthan gum graft acrylic acid-acrylamide copolymer.
Owing to have employed technique scheme, this copolymer surface compact structure, but there is hole not of uniform size on surface, is conducive to hydrone and enters rapidly the inside of composite and improve the water absorbent rate of material.
A kind of baby's diaper of the present invention, described application of anti-leakage layers is made up of hydrophobic material, and its thickness is 0.4cm.
Owing to have employed technique scheme, application of anti-leakage layers can effectively intercept water and spill from application of anti-leakage layers, reduces the probability of seepage.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, with human body, there is good electrostatic adsorption, non-stimulated without irritated to human-body safety, on the health that can adsorb, be not easily shifted, not easily side leakage.
2, there is good ventilative water absorbing properties, improve comfort level when using, and non-stimulated to skin, while improving bearing capacity to greatest extent, reduce unnecessary material, cost-saving.
3, while effectively preventing side leakage, stop seepage further, improve comfort and health degree during use.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of baby's diaper;
Fig. 2 is the structural representation of adsorption layer;
Fig. 3 is the SEM schematic diagram of modified Nano polyvinyl alcohol electrostatic silk;
Fig. 4 be xanthan gum graft acrylic acid-acrylamide copolymer do not absorb water state SEM figure;
Fig. 5 is xanthan gum graft acrylic acid-acrylamide copolymer water suction state SEM figure.
Labelling in figure: 1 is middle part, 2 is rear portion, and 3 is the first Velcro, and 4 is VELCRO, and 5 is the second Velcro, and 6 is anterior, and 7 is magic button hole, and 10 is rear loincloth.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make the object of invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1
As shown in Figures 1 to 5, a kind of baby's diaper, comprises anterior 6, middle part 1 and rear portion 2, described anterior 6 are connected with middle part 1, and described middle part 1 is connected with rear portion 2, described anterior 6 surfaces are provided with VELCRO 4 and are positioned at some magic button holes 7 on VELCRO 4 surface, and described middle part 1 comprises diaper; Described rear portion 2 comprises rear loincloth 10, first Velcro 3 and the second Velcro 5, described rear loincloth 10 is provided with two extensions, and described first Velcro 3 and the second Velcro 5 lay respectively at the end of rear loincloth 10 two extensions, and described first Velcro 3 and the second Velcro 5 coordinate fastening with magic button hole 7, described diaper has layer structure, this layer structure is followed successively by adsorption layer from top to bottom, absorbed layer, the first expanding layer, second expanding layer, and application of anti-leakage layers.Adsorption layer is woven by modified Nano polyvinyl alcohol electrostatic silk and forms, and braiding aperture is 300nm, and thickness is 0.2mm, and the diameter of modified Nano polyvinyl alcohol electrostatic silk is 520nm; Adsorption layer surface is provided with some air-vents, and the pore size of air-vent is 3cm.Modified Nano polyvinyl alcohol electrostatic silk has good morphosis as shown in Figure 3.Absorbed layer is made up of water wetted material, and its thickness is 2.3cm.Water wetted material comprises 18% bombax cotton, 13% dacron thread, 12% cotton synthetic fibre silk, 57% polyamidoester fibre silk.The thickness of the first expanding layer is 4.5cm, and the thickness of the second expanding layer is 3cm, the central point of the first expanding layer and the point coincides of the second expanding layer; First expanding layer is 1:0.8 with the length ratio of the second expanding layer, and described first expanding layer is 1:1 with the width ratio of the second expanding layer; First expanding layer and the second expanding layer are made by flexible water-absorption fiber, and flexible water-absorption fiber comprises 43% viscose rayon fibers, 30% polypropylene and 27% xanthan gum graft acrylic acid-acrylamide copolymer.As shown in Fig. 4 to Fig. 5, xanthan gum graft acrylic acid-acrylamide copolymer surface texture is fine and close, but there is hole not of uniform size on surface, is conducive to hydrone and enters rapidly the inside of composite and improve the water absorbent rate of material.Application of anti-leakage layers is made up of hydrophobic material, and its thickness is 0.4cm.
Embodiment 2
As shown in Figure 3, modified Nano polyvinyl alcohol electrostatic silk is prepared from by following steps,
Step one: take 1 part of cellulose, get appropriate amount of deionized water stirring and dissolving, by cellulose: tetramethyl piperidine oxide mol ratio 1:0.05 adds tetramethyl piperidine oxide in solution, according to cellulose: sodium hypochlorite mol ratio 1:1 adds sodium hypochlorite in solution, regulation system pH is 10.3, at room temperature stirs 24h;
Step 2: by homogenizer dispersion to gel, through supersound process 10min, filters postlyophilization, obtained nano-cellulose;
Step 3: take 1 part of polyvinyl alcohol, get appropriate amount of deionized water, be heated to 80 DEG C and keep constant temperature, stirs 2h to dissolving completely;
Step 4: naturally cool to room temperature, dilution poly-vinyl alcohol solution is concentration 23%, by polyvinyl alcohol: aqueous polyurethane mass ratio 1:0.43 stirs 30min, according to polyvinyl alcohol: nano-cellulose mass ratio 1:0.6, stirs 30min;
Step 5: carry out electrostatic spinning by micro-injection pump, the syringe needle internal diameter of electrostatic spinning is 0.4mm, and the distance of syringe needle distance receptor is 30cm, and power supply uses 20kV electrostatic high-pressure, and flow is 0.5mL/h.
Embodiment 3
As shown in Fig. 4 to Fig. 5, flexible water-absorption fiber is prepared from by following steps,
Step one: take 1 part of xanthan gum, add appropriate deionized water, xanthan gum solution by volume after stirring and dissolving: acrylic acid solution=1:2.5 adds the acrylic acid solution that degree of neutralization is 85% in xanthan gum solution, stir and all to have in backward mixed solution acrylic acid solution by volume: acrylamide solution=1:1, adds acrylamide solution in mixed solution;
Step 2: heating mixed solution to 70 DEG C, according to volume ratio mixed solution: cross-linking agent=1:0.05, adds cross-linking agent N,N methylene bis acrylamide, keeps 70 DEG C of constant temperature to stir 1h;
Step 3: be heated to 85 DEG C, according to volume ratio cross-linking agent: initiator=1:1 adds initiator potassium persulfate solution in solution, continues to terminate reaction after constant temperature 85 DEG C stirs 2h;
Step 4: product is used volume ratio water: the detergent washing several times of methanol=1:4, puts into 60 DEG C of dry 12h of vacuum drying oven, obtained xanthan gum graft acrylic acid-acrylamide copolymer.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. baby's diaper, it is characterized in that: comprise front portion (6), middle part (1) and rear portion (2), described front portion (6) surface is provided with VELCRO (4) and is positioned at some magic button holes (7) on VELCRO (4) surface, and described middle part (1) comprises diaper; Described rear portion (2) comprises rear loincloth (10), first Velcro (3) and the second Velcro (5), described rear loincloth (10) is provided with two extensions, described first Velcro (3) and the second Velcro (5) lay respectively at the end of rear loincloth (10) two extensions, described first Velcro (3) and the second Velcro (5) coordinate fastening with magic button hole (7), described diaper has layer structure, this layer structure is followed successively by adsorption layer from top to bottom, absorbed layer, first expanding layer, the second expanding layer and application of anti-leakage layers.
2. a kind of baby's diaper as claimed in claim 1, is characterized in that: described adsorption layer is woven by modified Nano polyvinyl alcohol electrostatic silk and forms, and braiding aperture is 300nm, and thickness is 0.2mm, and the diameter of described modified Nano polyvinyl alcohol electrostatic silk is 520nm; Described adsorption layer surface is provided with some air-vents, and the pore size of described air-vent is 3cm.
3. a kind of baby's diaper as claimed in claim 2, is characterized in that: described modified Nano polyvinyl alcohol electrostatic silk is prepared from by following steps,
Step one: take 1 part of cellulose, get appropriate amount of deionized water stirring and dissolving, by cellulose: tetramethyl piperidine oxide mol ratio 1:0.05 adds tetramethyl piperidine oxide in solution, according to cellulose: sodium hypochlorite mol ratio 1:1 adds sodium hypochlorite in solution, regulation system pH is 10.3, at room temperature stirs 24h;
Step 2: by homogenizer dispersion to gel, through supersound process 10min, filters postlyophilization, obtained nano-cellulose;
Step 3: take 1 part of polyvinyl alcohol, get appropriate amount of deionized water, be heated to 80 DEG C and keep constant temperature, stirs 2h to dissolving completely;
Step 4: naturally cool to room temperature, dilution poly-vinyl alcohol solution is concentration 23%, by polyvinyl alcohol: aqueous polyurethane mass ratio 1:0.43 stirs 30min, according to polyvinyl alcohol: nano-cellulose mass ratio 1:0.6, stirs 30min;
Step 5: carry out electrostatic spinning by micro-injection pump, the syringe needle internal diameter of electrostatic spinning is 0.4mm, and the distance of syringe needle distance receptor is 30cm, and power supply uses 20kV electrostatic high-pressure, and flow is 0.5mL/h.
4. a kind of baby's diaper as described in claim 1 or 2 or 3, is characterized in that: described absorbed layer is made up of water wetted material, its thickness is 2.3cm.
5. a kind of baby's diaper as claimed in claim 4, is characterized in that: described water wetted material comprises 18% bombax cotton, 13% dacron thread, 12% cotton synthetic fibre silk, 57% polyamidoester fibre silk.
6. a kind of baby's diaper as described in claim 1 or 2 or 3 or 5, is characterized in that: the thickness of described first expanding layer is 4.5cm, and the thickness of described second expanding layer is 3cm; Described first expanding layer is 1:0.8 with the length ratio of the second expanding layer, and described first expanding layer is 1:1 with the width ratio of the second expanding layer; Described first expanding layer and the second expanding layer are made up of flexible water-absorption fiber, and described flexible water-absorption fiber comprises 43% viscose rayon fibers, 30% polypropylene and 27% xanthan gum graft acrylic acid-acrylamide copolymer.
7. a kind of baby's diaper as claimed in claim 6, is characterized in that: described flexible water-absorption fiber is prepared from by following steps,
Step one: take 1 part of xanthan gum, add appropriate deionized water, xanthan gum solution by volume after stirring and dissolving: acrylic acid solution=1:2.5 adds the acrylic acid solution that degree of neutralization is 85% in xanthan gum solution, stir and all to have in backward mixed solution acrylic acid solution by volume: acrylamide solution=1:1, adds acrylamide solution in mixed solution;
Step 2: heating mixed solution to 70 DEG C, according to volume ratio mixed solution: cross-linking agent=1:0.05, adds cross-linking agent N,N methylene bis acrylamide, keeps 70 DEG C of constant temperature to stir 1h;
Step 3: be heated to 85 DEG C, according to volume ratio cross-linking agent: initiator=1:1 adds initiator potassium persulfate solution in solution, continues to terminate reaction after constant temperature 85 DEG C stirs 2h;
Step 4: product is used volume ratio water: the detergent washing several times of methanol=1:4, puts into 60 DEG C of dry 12h of vacuum drying oven, obtained xanthan gum graft acrylic acid-acrylamide copolymer.
8. a kind of baby's diaper as described in claim 1 or 2 or 3 or 5 or 7, it is characterized in that: described application of anti-leakage layers is made up of hydrophobic material, its thickness is 0.4cm.
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Effective date of registration: 20181018 Address after: 100020 Chaoyang District, Beijing, 2, No. 9, 3, 318 Applicant after: BEIJING DADDY'S CHOICE TECHNOLOGY Co.,Ltd. Address before: 610000 Wuhou District Wuhou new town administrative committee, Chengdu, Sichuan, 2 Wuyi East Road 15, 1 units, 2 level 231. Applicant before: CHENGDU JIUSHIDU INDUSTRIAL PRODUCTS DESIGN Co.,Ltd. |
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