CN112089529A - Paper diaper capable of keeping skin clean and healthy - Google Patents

Paper diaper capable of keeping skin clean and healthy Download PDF

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Publication number
CN112089529A
CN112089529A CN202010857739.XA CN202010857739A CN112089529A CN 112089529 A CN112089529 A CN 112089529A CN 202010857739 A CN202010857739 A CN 202010857739A CN 112089529 A CN112089529 A CN 112089529A
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China
Prior art keywords
essential oil
layer
solution
wearing
paper diaper
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Granted
Application number
CN202010857739.XA
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Chinese (zh)
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CN112089529B (en
Inventor
俞洪锋
俞飞英
何晓刚
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Zhejiang Zhen Qi Health Products Co ltd
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Zhejiang Zhen Qi Health Products Co ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—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
    • A61F13/45—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
    • A61F13/495—Absorbent articles specially adapted to be worn around the waist, e.g. diapers with faecal cavity
    • 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
    • A61F13/534—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 an inhomogeneous composition through the thickness of the pad
    • A61F13/537—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • A61F13/53717—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction the layer having a promotional function on liquid propagation in the horizontal direction
    • 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
    • A61F13/5622—Supporting or fastening means specially adapted for diapers or the like
    • A61F13/565—Supporting or fastening means specially adapted for diapers or the like pants type diaper
    • A61F13/5655—Supporting or fastening means specially adapted for diapers or the like pants type diaper adjustable pants type 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
    • A61F13/56—Supporting or fastening means
    • A61F13/58—Adhesive tab fastener elements
    • 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
    • A61F13/84—Accessories, not otherwise provided for, for absorbent pads
    • A61F13/8405—Additives, e.g. for odour, disinfectant or pH control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • 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
    • A61F13/495—Absorbent articles specially adapted to be worn around the waist, e.g. diapers with faecal cavity
    • A61F2013/4951—Absorbent articles specially adapted to be worn around the waist, e.g. diapers with faecal cavity with internal barriers
    • 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
    • A61F13/84—Accessories, not otherwise provided for, for absorbent pads
    • A61F13/8405—Additives, e.g. for odour, disinfectant or pH control
    • A61F2013/8408—Additives, e.g. for odour, disinfectant or pH control with odour control

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

The invention relates to the field of sanitary products, and discloses a paper diaper capable of keeping skin clean and healthy, which comprises a wearing part and an absorption part arranged in the middle of the wearing part, wherein the absorption part sequentially comprises a liquid permeable layer, a diversion layer, an absorption core layer and an impermeable layer which are arranged in a fit manner from inside to outside; the wearing portion is made by the non-woven fabrics through water repellent finishing, and the both sides that the wearing portion corresponds support protruding department are equipped with the shank opening respectively, and the wearing portion is located shank open-ended both sides and is equipped with corresponding magic subsides respectively. According to the invention, the two supporting bulges are arranged in the middle of the absorption part of the paper diaper, and the accommodating cavity capable of storing solid excrement is formed between the supporting bulges, so that the contact area of the solid excrement and the skin is reduced, the air circulation space is increased, and the cleanness and the health of the skin can be kept.

Description

Paper diaper capable of keeping skin clean and healthy
Technical Field
The invention relates to the field of sanitary products, in particular to a paper diaper capable of keeping skin clean and healthy.
Background
The adult diaper is a disposable paper incontinence article, one of adult care products, and is mainly suitable for disposable diapers for incontinent adults. Modern diapers generally consist of three main parts, a surface coating layer, an absorbent core layer and a base fabric. The surface coating layer is tightly attached to the skin, so that the urine can be rapidly permeated, the back permeation can be effectively prevented, and the surface layer of the diaper is kept dry and comfortable; the absorption core layer can rapidly absorb, disperse and store urine; the base fabric is used for preventing urine leakage, and the comfort level is improved as much as possible while the air permeability is ensured.
For example, the adult diaper disclosed in the chinese patent document has a publication No. CN209361102U, which comprises, from top to bottom, a side leakage preventing barrier, a nonwoven fabric liquid-permeable top sheet, an absorbent core layer, and a permeation-preventing bottom sheet layer, wherein the side leakage preventing barrier is located 3cm away from both sides of the absorbent core layer and is bonded to the nonwoven fabric liquid-permeable top sheet layer; the absorption core layer comprises a front end of the absorption core layer, a rear end of the absorption core layer and a barrier part of the absorption core layer; the front end of the absorption core layer and the rear end of the absorption core layer are both funnel-shaped, leg enclosure parts are arranged on two sides of the barrier part of the absorption core layer, and three rubber bands are arranged in the leg enclosure parts.
However, the prior art paper diapers can only absorb urine and cannot absorb solid excrement, but the paper diapers are all planar, once solid excrement exists, large-area direct skin contact can be caused, if the paper diapers cannot be replaced immediately, a series of skin problems can be caused due to the fact that excrement is in contact with the skin for a long time.
Disclosure of Invention
The invention aims to overcome the problems that the paper diaper in the prior art can only absorb urine and can not absorb solid excrement, the paper diaper is in a plane type, once the solid excrement exists, large-area direct skin contact is caused, and if the solid excrement cannot be replaced immediately, the skin can be damaged.
In order to achieve the purpose, the invention adopts the following technical scheme:
a paper diaper capable of keeping skin clean and healthy comprises a wearing part and an absorption part arranged in the middle of the wearing part, wherein the absorption part sequentially comprises a liquid permeable layer, a flow guide layer, an absorption core layer and an impermeable layer which are arranged in a fit mode from inside to outside; the wearing portion is made by the non-woven fabrics through water repellent finishing, and the both sides that the wearing portion corresponds support protruding department are equipped with the shank opening respectively, and the wearing portion is located shank open-ended both sides and is equipped with corresponding magic subsides respectively.
The side, which is attached to the skin, of the absorption part in the middle of the paper diaper is provided with the hydrophilic liquid permeable layer, so that the urine can be rapidly permeated, and the surface layer of the paper diaper is kept dry and comfortable; the flow guide layer is arranged below the liquid permeable layer, so that the permeated urine can be quickly guided to the periphery in time, and the blockage caused by overlarge local absorption amount of the absorption core layer is avoided; the absorption core layer can rapidly absorb and store urine; the impermeable layer can keep air permeability and prevent liquid from leaking out; the wearing part around the absorption part is made of water-repellent material, which can prevent urine from leaking. When the diaper is used, the legs penetrate through the leg openings on the two sides, then the parts of the wearing parts positioned on the two sides of the leg openings are attached through the magic tapes, and the diaper can be worn.
Meanwhile, two supporting bulges are arranged in the middle of the absorption part to form a 3D (three-dimensional) support, and when the paper diaper is in a U-shaped use state, the accommodating cavity between the two supporting bulges can generate a space effect, so that solid excrement can be stored in the accommodating cavity in a guiding manner, the contact area of the solid excrement and the skin is reduced, and the skin is kept clean; the accommodating cavity between the supporting bulges increases the sense of space and the circulation of air, so that the temperature difference and humidity inside the paper diaper can be balanced, and the health of skin can be kept.
Preferably, the surface of the supporting protrusions is made of the same material as the liquid-permeable layer, and the supporting protrusions are filled with the material of the absorbent core layer.
Preferably, the wearing portion is provided with an elastic band at the leg opening. The size of the leg can be adjusted by the elastic belt, so that the leg is suitable for people of different statures.
Preferably, the liquid-permeable layer and the liquid-conductive layer of the absorbent member are made of a hot air nonwoven fabric, and the barrier layer is made of a PE film. The hot air non-woven fabric has high bulkiness, good elasticity, soft hand feeling, strong heat retention, good air permeability and water permeability, and can improve the wearing comfort of the paper diaper when being used as a liquid permeable layer material; the PE film has good waterproofness and air permeability, and can ensure that the paper diaper has good air permeability and improve wearing comfort when being used as an anti-seepage layer material while ensuring the anti-seepage effect.
Preferably, the material of the absorption core layer of the absorption part comprises the following components in percentage by mass (10-20): (15-30): 1, high-molecular water-absorbing resin, fluff pulp and antibacterial deodorizing microcapsule.
Preferably, the preparation method of the antibacterial and deodorant microcapsule comprises the following steps:
(1) stirring while feeding FeSO4Dropwise adding NaHCO into the solution3Filtering the solution after complete precipitation, washing the product with deionized water, drying the product in vacuum at 80-100 ℃, and grinding the product to obtain FeCO3Powder;
(2) adding plant essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution;
(3) FeCO is added3Adding the powder into the organic phase solution, and uniformly stirring and dispersing to obtain an organic dispersion phase;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution, stirring for 30-40 min, heating to 40-42 ℃, stirring at a constant temperature for reaction for 2-4 h, filtering, washing the product with deionized water, and vacuum drying at 45-55 ℃ for 10-12 h to obtain the antibacterial and deodorant microcapsule.
The antibacterial and deodorant microcapsule takes plant essential oil as a core material and is inlaid with FeCO3The polymethyl methacrylate of the particles is a microcapsule structure of the wall material. In the preparation process, FeCO is prepared through the step (1)3And (3) dropping the organic dispersion phase into an aqueous phase solution containing emulsifier polyvinyl alcohol to form an O/W system, stirring at constant temperature of 40-42 ℃ to evaporate a dichloromethane solvent, and solidifying the wall material to form the microcapsule.
According to the invention, the antibacterial and deodorant microcapsules are added into the material of the absorption core layer, the core material in the antibacterial and deodorant microcapsules adopts plant essential oil, and the plant essential oil contains antibacterial and antiseptic components, so that the antibacterial and deodorant fabric has good antibacterial, antimicrobial and antiviral effects, can effectively kill microorganisms such as bacteria in excrement, and keeps the skin clean and healthy; meanwhile, the plant essential oil can release plant faint scent, cover the odor of excrement and improve the pleasure of human bodies. However, the plant essential oil has strong volatility, and if the plant essential oil is directly added into the absorption core layer, the plant essential oil is easy to volatilize and lose in the process of placing the paper diaper, so that the effective sterilization and deodorization effects cannot be achieved in the wearing process, therefore, the plant essential oil is wrapped in the polymethyl methacrylate wall material to prepare the microcapsule, and the volatilization loss of the plant essential oil in the process of placing the plant essential oil can be effectively prevented.
Meanwhile, FeCO is embedded in the polymethyl methacrylate wall material3Particles, FeCO3Is a solid insoluble in water, and the microcapsule prepared by embedding in the wall material can be stably stored in the absorption core layer without breaking in advance to release the plant essential oil. When the urine is absorbed by the absorption core layer, the urine contains uric acid and is faintly acid, so that FeCO embedded in the wall material of the antibacterial and deodorant microcapsule3The particles can be dissolved under the acidic condition and have a complex reaction with urea in urine to generate a soluble complex, and FeCO in the wall material3The particles are dissolved and react to form soluble complex, the wall material of the antibacterial deodorizing microcapsule is gradually broken, the coated plant essential oil is released, and the paper urine is madeThe pants have antibacterial and deodorant effects.
Therefore, the antibacterial and deodorant microcapsules are added into the absorption core layer, so that the plant essential oil in the antibacterial and deodorant microcapsules cannot be volatilized and lost in the process of placing the paper diaper, the paper diaper can be stored for a long time, and the microcapsules can be broken to release the plant essential oil only after the antibacterial and deodorant microcapsules are contacted with absorbed urine in the use process of the paper diaper, so that the antibacterial and deodorant effects are achieved, and the cleanness and the health of skin are guaranteed.
Preferably, the FeSO in step (1)4The concentration of the solution is 1-1.5 mol/L, NaHCO3The concentration of the solution is 0.5-1 mol/L, and NaHCO is added3With FeSO4The molar ratio of (2-2.2): 1.
preferably, the plant essential oil in the step (2) is one or more of lavender essential oil, mint essential oil, rose essential oil, lemon essential oil and tea tree essential oil, and the mass ratio of the plant essential oil to the polymethyl methacrylate is (1-1.5): 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1-2%.
Preferably, FeCO in the organic dispersed phase described in step (3)3The mass fraction of the powder is 0.5-1%.
Preferably, the mass fraction of the polyvinyl alcohol solution in the step (4) is 4.5-5.5%, and the mass ratio of the organic dispersion phase to the polyvinyl alcohol solution is (0.5-0.8): 1.
therefore, the invention has the following beneficial effects:
(1) two supporting bulges are arranged in the middle of the absorption part of the paper diaper, and an accommodating cavity for storing solid excrement is formed between the supporting bulges, so that the contact area of the solid excrement and the skin is reduced, the air circulation space is enlarged, and the skin can be kept clean and healthy;
(2) the surface of the middle absorption part is made of hydrophilic materials, and the wearing parts around the absorption part are made of water-repellent materials, so that urine can be effectively prevented from leaking;
(3) the antibacterial and deodorant microcapsules are added into the absorption core layer, plant essential oil in the antibacterial and deodorant microcapsules cannot be volatilized and lost in the process of placing the paper diaper, the plant essential oil can be stored for a long time, and only when the antibacterial and deodorant microcapsules are in contact with absorbed urine in the using process of the paper diaper, the microcapsules can be broken to release the plant essential oil, so that the antibacterial and deodorant effects are achieved, and the cleanness and the health of skin are guaranteed.
Drawings
Fig. 1 is a plan view of a diaper in the present invention.
FIG. 2 is a sectional view of an absorbent part in a state where the diaper of the present invention is used.
In the figure: the disposable diaper comprises a wearing part 1, an absorption part 2, a liquid permeable layer 201, a flow guide layer 202, an absorption core layer 203, an impermeable layer 204, a support protrusion 3, a leg opening 4, a magic tape 5 and an elastic tape 6.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings. The reagents and materials used in the present invention are all commercially available materials.
As shown in fig. 1 and 2, a diaper capable of keeping skin clean and healthy in various embodiments of the present invention includes a wearing portion 1 and an absorption portion 2 disposed in the middle of the wearing portion, the absorption portion includes, from inside to outside, a liquid permeable layer 201, a flow guide layer 202, an absorption core layer 203 and an impermeable layer 204 which are attached to each other, the liquid permeable layer and the flow guide layer are made of a hot air non-woven fabric, and the impermeable layer is made of a PE film; one side that the absorption portion intermediate position was located the liquid layer is equipped with two support protrusions 3 that set up along absorption portion length direction, forms between two support protrusions and holds the chamber, and the material on support protrusion surface is the same with liquid layer, and the support protrusion intussuseption is filled with the material of absorption sandwich layer. Wearing portion is made by the non-woven fabrics through water repellent arrangement, and the both sides that wearing portion corresponds support protruding department are equipped with shank opening 4 respectively, and the wearing portion is located shank open-ended both sides and is equipped with corresponding magic subsides 5 respectively, and wearing portion is equipped with the elastic webbing at shank opening part.
Example 1:
the absorbent core layer material of the absorbent part comprises the following components in a mass ratio of 15: 25: 1 SAP, fluff pulp and antimicrobial deodorizing microcapsules. The preparation method of the antibacterial and deodorant microcapsule comprises the following steps:
(1) stirring to 1.2mol/L FeSO40.8mol/L NaHCO is dripped into the solution3Solution, added NaHCO3With FeSO4In a molar ratio of 2.1: 1, filtering after complete precipitation, washing the product with deionized water, drying in vacuum at 90 ℃, and grinding to obtain FeCO3Powder;
(2) adding lavender essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution, wherein the mass ratio of the lavender essential oil to the polymethyl methacrylate is 1.2: 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1.5 percent;
(3) FeCO is added3Adding the powder into the organic phase solution, stirring and dispersing uniformly to obtain an organic dispersed phase, wherein FeCO is contained in the organic dispersed phase3The mass fraction of the powder is 0.8%;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution with the mass fraction of 5%, wherein the mass ratio of the organic dispersion phase to the polyvinyl alcohol solution is 0.6: 1, stirring for 35min, heating to 41 ℃, stirring at constant temperature for reaction for 2h, filtering, washing the product with deionized water, and vacuum drying at 50 ℃ for 11h to obtain the antibacterial deodorizing microcapsule.
Example 2:
the absorbent core layer material of the absorbent part comprises the following components in a mass ratio of 10: 30: 1 SAP, fluff pulp and antimicrobial deodorizing microcapsules. The preparation method of the antibacterial and deodorant microcapsule comprises the following steps:
(1) stirring to 1mol/L FeSO40.5mol/L NaHCO is dripped into the solution3Solution, added NaHCO3With FeSO4In a molar ratio of 2: 1, filtering after complete precipitation, washing the product with deionized water, drying in vacuum at 80 ℃, and grinding to obtain FeCO3Powder;
(2) adding mint essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution, wherein the mass ratio of the lavender essential oil to the polymethyl methacrylate is 1: 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1 percent;
(3) FeCO is added3Adding the powder into the organic phase solution, stirring and dispersing uniformly to obtain an organic dispersion phase, and obtaining the organic phaseFeCO in dispersed phase3The mass fraction of the powder is 0.5%;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution with the mass fraction of 4.5%, wherein the mass ratio of the organic dispersion phase to the polyvinyl alcohol solution is 0.5: 1, stirring for 30min, heating to 40 ℃, stirring at constant temperature for reaction for 4h, filtering, washing the product with deionized water, and vacuum drying at 45 ℃ for 12h to obtain the antibacterial deodorizing microcapsule.
Example 3:
the absorbent core layer material of the absorbent part comprises 20: 15: 1 SAP, fluff pulp and antimicrobial deodorizing microcapsules. The preparation method of the antibacterial and deodorant microcapsule comprises the following steps:
(1) stirring to 1.5mol/L FeSO4Dropwise adding 1mol/L NaHCO into the solution3Solution, added NaHCO3With FeSO4In a molar ratio of 2.2: 1, filtering after complete precipitation, washing the product with deionized water, drying in vacuum at 100 ℃, and grinding to obtain FeCO3Powder;
(2) adding mint essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution, wherein the mass ratio of the lavender essential oil to the polymethyl methacrylate is 1.5: 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 2 percent;
(3) FeCO is added3Adding the powder into the organic phase solution, stirring and dispersing uniformly to obtain an organic dispersed phase, wherein FeCO is contained in the organic dispersed phase3The mass fraction of the powder is 1 percent;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution with the mass fraction of 5.5%, wherein the mass ratio of the organic dispersion phase to the polyvinyl alcohol solution is 0.8: 1, stirring for 40min, heating to 42 ℃, stirring at constant temperature for reaction for 2h, filtering, washing the product with deionized water, and vacuum drying at 55 ℃ for 10h to obtain the antibacterial deodorizing microcapsule.
Comparative example 1:
the preparation method of the antibacterial and deodorant microcapsule in comparative example 1 comprises the following steps:
(1) adding lavender essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution, wherein the mass ratio of the lavender essential oil to the polymethyl methacrylate is 1.2: 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1.5 percent;
(2) dropwise adding the organic phase solution into a polyvinyl alcohol solution with the mass fraction of 5%, wherein the mass ratio of the organic phase solution to the polyvinyl alcohol solution is 0.6: 1, stirring for 35min, heating to 41 ℃, stirring at constant temperature for reaction for 2h, filtering, washing the product with deionized water, and vacuum drying at 50 ℃ for 11h to obtain the antibacterial deodorizing microcapsule.
The rest is the same as in example 1.
Comparative example 2:
the preparation method of the antibacterial and deodorant microcapsule in comparative example 2 comprises the following steps:
(1) stirring to 1.2mol/L FeSO40.8mol/L NaHCO is dripped into the solution3Solution, added NaHCO3With FeSO4In a molar ratio of 2.1: 1, filtering after complete precipitation, washing the product with deionized water, drying in vacuum at 90 ℃, and grinding to obtain FeCO3Powder;
(2) adding lavender essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution, wherein the mass ratio of the lavender essential oil to the polymethyl methacrylate is 1.2: 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1.5 percent;
(3) FeCO is added3Adding the powder into the organic phase solution, stirring and dispersing uniformly to obtain an organic dispersed phase, wherein FeCO is contained in the organic dispersed phase3The mass fraction of the powder is 0.3%;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution with the mass fraction of 5%, wherein the mass ratio of the organic dispersion phase to the polyvinyl alcohol solution is 0.6: 1, stirring for 35min, heating to 41 ℃, stirring at constant temperature for reaction for 2h, filtering, washing the product with deionized water, and vacuum drying at 50 ℃ for 11h to obtain the antibacterial deodorizing microcapsule.
The rest is the same as in example 1.
The absorbent parts of the diapers in the above examples and comparative examples were soaked in artificial urine (Qingdao Jieshikang Biotechnology Co., Ltd.) having a pH of 4.7 for 1 hour, the fragrance release was measured, and then the bactericidal properties were tested according to the method in GB 15979-. The results are shown in Table 1.
Table 1: and (5) testing the antibacterial and deodorizing performance.
Figure BDA0002646967160000071
As can be seen from table 1, the antibacterial and deodorant microcapsules prepared by the method of the present invention are added to the absorbent core layers in examples 1 to 3, so that the plant essential oil can be effectively released after urine is absorbed, the fragrance is released to cover the odor of excrement, and the antibacterial effect is generated; in contrast, in comparative example 1, FeCO was not embedded in the wall material of the antibacterial deodorizing microcapsule3The wall materials of the particles and the microcapsules can not be broken after contacting urine and can not release plant essential oil, so that the antibacterial and deodorant effects are obviously reduced; FeCO reduction in comparative example 23The addition of the particles to the extent that they fall outside the scope of the present invention also does not allow for the effective release of the plant essential oil after urine absorption, probably due to FeCO in the microcapsule wall material3Too low embedding amount of particles and FeCO in wall material3The particles do not yet cause effective rupture of the microcapsules after dissolution.

Claims (10)

1. A paper diaper capable of keeping skin clean and healthy is characterized by comprising a wearing part (1) and an absorption part (2) arranged in the middle of the wearing part, wherein the absorption part sequentially comprises a liquid permeable layer (201), a flow guide layer (202), an absorption core layer (203) and an impermeable layer (204) which are arranged in a fit mode from inside to outside, two supporting bulges (3) arranged along the length direction of the absorption part are arranged on one side, located on the liquid permeable layer, in the middle of the absorption part, and a containing cavity is formed between the two supporting bulges; the wearing portion is made by the non-woven fabrics through water repellent arrangement, and the both sides that the wearing portion corresponds support protruding department are equipped with shank opening (4) respectively, and the wearing portion is located shank open-ended both sides and is equipped with corresponding magic subsides (5) respectively.
2. The diaper as claimed in claim 1, wherein the surface of the supporting protrusions is made of the same material as the liquid-permeable layer, and the supporting protrusions are filled with the absorbent core.
3. The disposable diaper according to claim 1 or 2, wherein the wearing portion is provided with an elastic band at the leg opening.
4. The diaper according to claim 1, wherein the liquid permeable layer and the fluid-conducting layer of the absorbent portion are made of a nonwoven fabric with hot air, and the barrier layer is made of a PE film.
5. The paper diaper capable of keeping skin clean and healthy as claimed in claim 1, 2 or 5, wherein the absorbent core layer material of the absorbent part comprises the following components in a mass ratio of (10-20): (15-30): 1, high-molecular water-absorbing resin, fluff pulp and antibacterial deodorizing microcapsule.
6. The paper diaper capable of keeping skin clean and healthy according to claim 5, wherein the preparation method of the antibacterial and deodorant microcapsule comprises the following steps:
(1) stirring while feeding FeSO4Dropwise adding NaHCO into the solution3Filtering the solution after complete precipitation, washing the product with deionized water, drying the product in vacuum at 80-100 ℃, and grinding the product to obtain FeCO3Powder;
(2) adding plant essential oil and polymethyl methacrylate into dichloromethane, and uniformly stirring to form an organic phase solution;
(3) FeCO is added3Adding the powder into the organic phase solution, and uniformly stirring and dispersing to obtain an organic dispersion phase;
(4) dropwise adding the organic dispersion phase into a polyvinyl alcohol solution, stirring for 30-40 min, heating to 40-42 ℃, stirring at a constant temperature for reaction for 2-4 h, filtering, washing the product with deionized water, and vacuum drying at 45-55 ℃ for 10-12 h to obtain the antibacterial and deodorant microcapsule.
7. The diaper as claimed in claim 6, wherein the FeSO is added in step (1)4The concentration of the solution is 1-1.5 mol/L, NaHCO3The concentration of the solution is 0.5-1 mol/L, and NaHCO is added3With FeSO4The molar ratio of (2-2.2): 1.
8. the paper diaper capable of keeping skin clean and healthy as claimed in claim 6, wherein the plant essential oil in step (2) is one or more of lavender essential oil, mint essential oil, rose essential oil, lemon essential oil and tea tree essential oil, and the mass ratio of the plant essential oil to the polymethyl methacrylate is (1-1.5): 1, the mass fraction of the polymethyl methacrylate in the organic phase solution is 1-2%.
9. The diaper as claimed in claim 6, wherein the FeCO is in the organic dispersed phase in step (3)3The mass fraction of the powder is 0.5-1%.
10. The diaper according to claim 6, wherein the weight percentage of the polyvinyl alcohol solution in the step (4) is 4.5-5.5%, and the weight ratio of the organic dispersion phase to the polyvinyl alcohol solution is (0.5-0.8): 1.
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CN1142758A (en) * 1993-12-17 1997-02-12 金伯利-克拉克公司 Liquid absorbent material for personal care absorbent articles and the like
CN1596880A (en) * 2004-08-13 2005-03-23 华南理工大学 Nucleoprotamine and sodium alginate microcapsule and its preparation method
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Denomination of invention: A diaper that keeps skin clean and healthy

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