CN107519522B - Infant paper diaper and preparation method thereof - Google Patents
Infant paper diaper and preparation method thereof Download PDFInfo
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- CN107519522B CN107519522B CN201710848052.8A CN201710848052A CN107519522B CN 107519522 B CN107519522 B CN 107519522B CN 201710848052 A CN201710848052 A CN 201710848052A CN 107519522 B CN107519522 B CN 107519522B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- 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
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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
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/40—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/44—Medicaments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/216—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials with other specific functional groups, e.g. aldehydes, ketones, phenols, quaternary phosphonium groups
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/23—Carbohydrates
- A61L2300/232—Monosaccharides, disaccharides, polysaccharides, lipopolysaccharides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/41—Anti-inflammatory agents, e.g. NSAIDs
Abstract
The invention belongs to the technical field of sanitary care products, and particularly relates to an infant paper diaper and a preparation method thereof. The infant paper diaper provided by the invention comprises a paper diaper body, wherein the paper diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 3-5: 6-10: 8-13; the back layer is a breathable microporous film. The infant paper diaper provided by the invention is soft and comfortable, fresh and breathable, has a good antibacterial effect, is easy to degrade, can remove peculiar smell and reject bacterial pollution, is safe and comfortable, inhibits bacteria, prevents red buttocks and comprehensively cares the skin of a baby.
Description
Technical Field
The invention belongs to the technical field of sanitary care products, and particularly relates to an infant paper diaper and a preparation method thereof.
Background
The infant paper diaper is a nursing product designed for infants, and the product is convenient to use and replace, so that the burden of nursing staff is relieved. With the change of consumption concepts of young parents and the acceleration of life rhythm, the infant paper diaper gradually replaces the traditional diaper and becomes a necessity for family infant care. The prior paper diaper is generally divided into a surface layer, an absorption core and a bottom layer, wherein the surface layer is a part directly contacted with skin, the surface layer is soft and generally made of a hydrophilic layer, the bottom layer is a waterproof layer, the absorption core is arranged between the hydrophilic layer and the waterproof layer, the absorption core is generally a water-absorbing cotton core layer, and the surface layer, the absorption core and the bottom layer are integrally cut and pressed into a shape. In addition, in order to prevent side leakage, the edges of the two sides of the paper diaper are also provided with three-dimensional protective enclosures to prevent the excrement from leaking from the sides when the amount of the excrement is large, and meanwhile, the two sides of the rear end of the paper diaper are provided with magic tapes to enable the front end and the rear end of the paper diaper to be adhered to be worn on a human body.
Chinese patent application CN105496655A discloses a diaper comprising: a cotton top layer in contact with the skin of the user; the liquid permeable layer is attached to the lower surface of the cotton surface layer; the water absorption layer is arranged below the liquid permeable layer and is formed by mixing high polymer materials; the impermeable layer is attached to the lower surface of the water absorbing layer; the weight sensor is arranged on the lower surface of the impermeable layer and used for sensing the weight of urine in the paper diaper; the display screen is connected with the weight sensor and arranged on the surface of the paper diaper, which is attached to the abdomen; the controller is arranged in the paper diaper and connected with the weight sensor and the display screen, the weight sensor sends a sensed signal to the controller, and the controller determines the color displayed by the display screen according to a preset weight value and a display screen display color matching value table. The caretaker judges whether to change the paper diaper according to the color of the paper diaper, so that the skin of the wearer is prevented from being damaged.
Chinese patent application CN104814833A discloses a diaper, comprising a crotch, and a front waist part and a rear waist part connected to both ends of the crotch, wherein absorption cores are arranged inside the crotch, the front waist part and the rear waist part, a three-dimensional enclosure is arranged at the edge of the crotch, a magic tape fluff sheet is pasted on a waterproof bottom layer of the front waist part, and a plurality of longitudinally arranged rubber rib wires or sheet elastomers are arranged on the waterproof bottom layer of the crotch; the absorption core body is provided with at least one cut-off groove along the length direction; the three-dimensional enclosure comprises an enclosure sheet main body and an isolation protecting band, wherein the outer edge of the enclosure sheet main body is connected with the middle part of the isolation protecting band, so that the isolation protecting band and the enclosure sheet main body form a T-shaped structure; the magic tape wool chip is of a two-section structure and comprises a left wool section and a right wool section, wherein the left wool section is arranged on the left side of the front waist part, and the right wool section is arranged on the right side of the front waist part.
At present, the existing paper diaper can only meet the basic absorption function and has no effect on the protection of the skin. When the user uses the paper diaper, the air permeability is poor, the urine contains toxins, and particularly, the skin of the baby is delicate, so that the baby is easy to infect bacteria and cause skin inflammation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a paper diaper for infants and a preparation method thereof. The infant paper diaper provided by the invention is soft, comfortable, fresh and breathable, can quickly discharge moisture and hot air, keeps the inside of the diaper dry and comfortable, has a good antibacterial effect, is easy to degrade, can keep antibacterial and anti-inflammatory effects for a long time, has strong air permeability, can remove peculiar smell and reject bacterial pollution, is safe and comfortable, inhibits bacteria, prevents red buttocks, and takes care of the skin of infants in all directions.
The technical scheme of the invention is as follows:
an infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 3-5: 6-10: 8-13; the back layer is a breathable microporous film.
Further, the weight ratio of the composite fiber, the super absorbent resin and the fluff pulp is 4: 8: 11.
Further, the composite fiber is prepared from the following raw materials in parts by weight: 3-5 parts of carboxymethyl chitosan, 0.1-0.2 part of aloe polysaccharide, 0.05-0.08 part of tea polyphenol and 55-70 parts of water.
Furthermore, the composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 4, aloe polysaccharide 0.15, tea polyphenol 0.06 and water 60.
Further, the preparation method of the composite fiber comprises the following steps:
(1) adding water into carboxymethyl chitosan, stirring until the carboxymethyl chitosan is completely dissolved, and placing the carboxymethyl chitosan into a vacuum oven for defoaming to obtain a spinning solution;
(2) mixing Aloe polysaccharide and tea polyphenols, grinding in nanometer grinder for 30-50min to obtain fine powder;
(3) and (3) adding the fine powder obtained in the step (2) into the spinning solution obtained in the step (1), uniformly stirring to obtain a mixed spinning solution, and then carrying out wet spinning on the mixed spinning solution to obtain the composite fiber.
Further, the step (2) is grinding for 40 min.
In addition, the invention also provides a preparation method of the infant paper diaper, which comprises the following steps:
s1, mixing moxa, Lyocell fiber and ES fiber uniformly to obtain a surface layer;
s2, placing the composite fiber, the super absorbent resin and the fluff pulp in a forming drum, uniformly mixing, demolding, forming, then coating by using wet strength paper, applying hot melt adhesive for bonding, wherein the temperature of the hot melt adhesive is 140 ℃, compacting by using a double-pressure roller, the roller temperature is 115 ℃ and 135 ℃, and cutting to obtain an absorption core layer;
s3, gluing and compounding the surface layer obtained in the step S1 and the diversion layer at the gluing temperature of 135-150 ℃, and applying water-repellent three-dimensional enclosure and left-right adhesion on the surface layer to prepare a composite surface layer;
s4, compounding the back layer, the front waist patch and the elastic waistline on line to form a compound basement membrane;
s5, compounding the absorption core layer obtained in the step S2, the composite surface layer obtained in the step S3 and the composite base film obtained in the step S4 on line, compacting and cutting to obtain the composite film.
Further, the hot melt adhesive temperature of the step S2 is 135 ℃.
Further, the roll temperature of the step S2 is 125 ℃.
Further, the sizing temperature of the step S3 is 145 ℃.
Carboxymethyl chitosan: CAS number: 83512-85-0.
Super absorbent resin: CAS number: 9003-04-7.
Aloe polysaccharides: CAS number: 85507-69-3.
Tea polyphenol: CAS number: 84650-60-2.
The infant paper diaper provided by the invention comprises a paper diaper body, wherein the paper diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom. The absorption core layer comprises composite fiber, super absorbent resin and fluff pulp, wherein the composite fiber is prepared by preparing carboxymethyl chitosan into spinning solution, grinding aloe polysaccharide and tea polyphenol into nanometer fine powder, and uniformly dispersing the nanometer fine powder into the carboxymethyl chitosan spinning solution. After the aloe polysaccharide and the tea polyphenol are ground into nano-grade fine powder, the nano-grade fine powder is uniformly dispersed into spinning solution for blending reaction, so that all components can be permanently and uniformly combined with a matrix, and the effect is more durable. In the infant paper diaper provided by the invention, the components are coordinated with each other, so that the antibacterial and anti-inflammatory effects can be kept for a long time, the air permeability is strong, peculiar smell can be removed, bacterial pollution can be rejected, the safety and comfort are realized, bacteria can be inhibited, the red buttocks can be prevented, and the skin of the infant can be comprehensively cared.
Compared with the prior art, the infant paper diaper provided by the invention has the following advantages:
(1) the paper diaper for infants provided by the invention can form a soft protective layer containing skin moistening components on the surface layer, so that the delicate skin of the infants is moistened.
(2) The infant paper diaper provided by the invention is soft and comfortable, safe to use, free of stimulation and free of causing skin allergy.
(3) The infant paper diaper provided by the invention is fresh and breathable, can quickly discharge moisture and hot air, and keeps the inside of the diaper dry and comfortable.
(4) The infant paper diaper provided by the invention has a good antibacterial effect, is easy to degrade, can keep antibacterial and anti-inflammatory effects for a long time, has strong air permeability, can remove peculiar smell, reject bacterial pollution, inhibit bacteria, prevent red buttocks and comprehensively care the skin of infants.
(5) The infant paper diaper provided by the invention has strong water absorption capacity and can effectively prevent side leakage.
Detailed Description
The present invention is further described in the following description of the specific embodiments, which is not intended to limit the invention, but various modifications and improvements can be made by those skilled in the art according to the basic idea of the invention, within the scope of the invention, as long as they do not depart from the basic idea of the invention.
The moxa disclosed by the invention can be purchased from Malay Fengyuo medicinal material import and export Limited company, with the commodity number AXAR 0051; lyocell fibre is available from holy auspicious textile, llc, cat # 12; ES fibers are available from Shanghai Dai Yongrong textiles, Inc., Cat # ES fiber-WH; fluff pulp is available from tankyo, commerce, ltd, brand: is good for the benefit.
Example 1A baby diaper
The infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 3: 10: 13; the back layer is a breathable microporous film.
The composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 3, aloe polysaccharide 0.1, tea polyphenol 0.05 and water 55.
The preparation method of the composite fiber comprises the following steps:
(1) adding water into carboxymethyl chitosan, stirring until the carboxymethyl chitosan is completely dissolved, and placing the carboxymethyl chitosan into a vacuum oven for defoaming to obtain a spinning solution;
(2) mixing Aloe polysaccharide and tea polyphenols, grinding in nanometer grinder for 30min to obtain fine powder;
(3) and (3) adding the fine powder obtained in the step (2) into the spinning solution obtained in the step (1), uniformly stirring to obtain a mixed spinning solution, and then carrying out wet spinning on the mixed spinning solution to obtain the composite fiber.
The preparation method of the infant paper diaper comprises the following steps:
s1, mixing moxa, Lyocell fiber and ES fiber uniformly to obtain a surface layer;
s2, placing the composite fiber, the super absorbent resin and the fluff pulp in a forming drum, uniformly mixing, demolding, forming, then coating with wet strength paper, applying hot melt adhesive for bonding, wherein the temperature of the hot melt adhesive is 125 ℃, compacting by double-press rolls, the roll temperature is 115 ℃, and cutting to obtain an absorption core layer;
s3, gluing and compounding the surface layer obtained in the step S1 and the diversion layer, wherein the gluing temperature is 135 ℃, and water-repellent three-dimensional fencing is applied to the surface layer and is pasted left and right to form a composite surface layer;
s4, compounding the back layer, the front waist patch and the elastic waistline on line to form a compound basement membrane;
s5, compounding the absorption core layer obtained in the step S2, the composite surface layer obtained in the step S3 and the composite base film obtained in the step S4 on line, compacting and cutting to obtain the composite film.
Example 2A baby diaper
The infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 5: 6: 8; the back layer is a breathable microporous film.
The composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 5, aloe polysaccharide 0.2, tea polyphenol 0.08 and water 70.
The preparation method of the composite fiber comprises the following steps:
(1) adding water into carboxymethyl chitosan, stirring until the carboxymethyl chitosan is completely dissolved, and placing the carboxymethyl chitosan into a vacuum oven for defoaming to obtain a spinning solution;
(2) mixing Aloe polysaccharide and tea polyphenols, grinding in nanometer grinder for 50min to obtain fine powder;
(3) and (3) adding the fine powder obtained in the step (2) into the spinning solution obtained in the step (1), uniformly stirring to obtain a mixed spinning solution, and then carrying out wet spinning on the mixed spinning solution to obtain the composite fiber.
The preparation method of the infant paper diaper comprises the following steps:
s1, mixing moxa, Lyocell fiber and ES fiber uniformly to obtain a surface layer;
s2, placing the composite fiber, the super absorbent resin and the fluff pulp in a forming drum, uniformly mixing, demolding, forming, coating with wet strength paper, applying hot melt adhesive for bonding, wherein the temperature of the hot melt adhesive is 140 ℃, compacting by double-press rolls, the roll temperature is 135 ℃, and cutting to obtain an absorption core layer;
s3, gluing and compounding the surface layer obtained in the step S1 and the diversion layer, wherein the gluing temperature is 150 ℃, and water-repellent three-dimensional fencing is applied to the surface layer and is pasted left and right to form a composite surface layer;
s4, compounding the back layer, the front waist patch and the elastic waistline on line to form a compound basement membrane;
s5, compounding the absorption core layer obtained in the step S2, the composite surface layer obtained in the step S3 and the composite base film obtained in the step S4 on line, compacting and cutting to obtain the composite film.
Example 3A baby diaper
The infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 4: 8: 11; the back layer is a breathable microporous film.
The composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 4, aloe polysaccharide 0.15, tea polyphenol 0.06 and water 60.
The preparation method of the composite fiber comprises the following steps:
(1) adding water into carboxymethyl chitosan, stirring until the carboxymethyl chitosan is completely dissolved, and placing the carboxymethyl chitosan into a vacuum oven for defoaming to obtain a spinning solution;
(2) mixing Aloe polysaccharide and tea polyphenols, grinding in nanometer grinder for 40min to obtain fine powder;
(3) and (3) adding the fine powder obtained in the step (2) into the spinning solution obtained in the step (1), uniformly stirring to obtain a mixed spinning solution, and then carrying out wet spinning on the mixed spinning solution to obtain the composite fiber.
In addition, the invention also provides a preparation method of the infant paper diaper, which comprises the following steps:
s1, mixing moxa, Lyocell fiber and ES fiber uniformly to obtain a surface layer;
s2, placing the composite fiber, the super absorbent resin and the fluff pulp in a forming drum, uniformly mixing, demolding, forming, then coating with wet strength paper, applying hot melt adhesive for bonding, wherein the temperature of the hot melt adhesive is 135 ℃, compacting by double-press rolls, the roll temperature is 125 ℃, and cutting to obtain an absorption core layer;
s3, gluing and compounding the surface layer obtained in the step S1 and the diversion layer, wherein the gluing temperature is 145 ℃, and water-repellent three-dimensional fencing is applied to the surface layer and is pasted left and right to form a composite surface layer;
s4, compounding the back layer, the front waist patch and the elastic waistline on line to form a compound basement membrane;
s5, compounding the absorption core layer obtained in the step S2, the composite surface layer obtained in the step S3 and the composite base film obtained in the step S4 on line, compacting and cutting to obtain the composite film.
Comparative example 1 an infant diaper
The infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 4: 8: 11; the back layer is a breathable microporous film.
The composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 4, tea polysaccharide 0.15, tea polyphenol 0.06 and water 60.
The preparation method of the composite fiber and the preparation method of the infant paper diaper are similar to those in example 3.
Unlike example 3, the aloe polysaccharides were replaced with tea polysaccharides in the composite fiber.
Comparative example 2, infant diaper
The infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 4: 8: 11; the back layer is a breathable microporous film.
The composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 4, aloe polysaccharide 0.15, tea polyphenol 0.06 and water 60.
The preparation method of the composite fiber and the preparation method of the infant paper diaper are similar to those in example 3.
Unlike example 3, carboxymethyl chitosan replaced chitosan oligosaccharide in the composite fiber.
First test example, test for testing the Performance of infant diapers
1. Test materials: infant diapers prepared in example 1, example 2, example 3, comparative example 1 and comparative example 2.
2. The test method comprises the following steps: the infant diapers prepared in examples 1 and 2 and 3, and comparative examples 1 and 2 were tested for their relevant performances with reference to the relevant standards of national Standard GB/T28004 and 2011 diaper (sheet, pad).
3. And (3) test results:
the test results are shown in table 1.
Table 1: performance test result of infant paper diaper
As can be seen from Table 1, the permeability and delivery moisture of the baby diapers obtained in examples 1 to 3 of the present invention, and comparative examples 1 and 2 are all significantly better than the national standard. The infant paper diaper prepared by the invention has good permeability and low delivery moisture.
Test example two, antibacterial property of infant paper diaper
1. Test materials: infant diapers prepared in example 1, example 2, example 3, comparative example 1 and comparative example 2.
2. The test method comprises the following steps: the antibacterial performance of the infant paper diapers prepared in the examples 1, 2, 3, 1 and 2 was tested according to the relevant standards of the national standard GB 15979-2002 hygienic Standard for Disposable sanitary articles.
3. And (3) test results:
the test results are shown in table 2.
Table 2: result of bacteria inhibition rate detection
As can be seen from table 2, the infant diapers obtained in examples 1 to 3 of the present invention have significant inhibitory effects on staphylococcus aureus, escherichia coli, and candida albicans, compared to the infant diapers prepared in comparative examples 1 and 2.
Third test example air permeability of infant paper diaper
1. Test materials: infant diapers prepared in example 1, example 2, example 3, comparative example 1 and comparative example 2.
2. The test method comprises the following steps: the air permeability of the infant diapers prepared in examples 1, 2, 3, 1 and 2 was tested by using a diaper air permeability tester according to the method for testing the air permeability of textiles in ASTM D737-2004(2012) of the united states.
3. And (3) test results:
the test results are shown in table 3.
Table 3: air permeability test results
| Group of | Example 1 | Example 2 | Example 3 | Comparative example 1 | Comparative example 2 |
| Air permeability (mm/s) | 92.6 | 93.4 | 94.2 | 82.5 | 83.7 |
As can be seen from table 3, the infant paper diapers obtained in examples 1 to 3 of the present invention had higher air permeability than the infant paper diapers prepared in comparative examples 1 and 2. This shows that the infant paper diaper prepared by the invention has good air permeability.
Claims (1)
1. An infant paper diaper comprises a diaper body, wherein the diaper body is respectively provided with a surface layer, a flow guide layer, an absorption core layer and a back layer from top to bottom, and the infant paper diaper is characterized in that the surface layer is prepared from moxa, Lyocell fibers and ES fibers; the flow guide layer is obtained by reinforcing ES fibers with the thickness of 6D through hot air; the absorption core layer comprises composite fibers, super absorbent resin and fluff pulp, and the weight ratio of the composite fibers to the super absorbent resin to the fluff pulp is 4: 8: 11; the back layer is a breathable microporous film;
the composite fiber is prepared from the following raw materials in parts by weight: carboxymethyl chitosan 4, aloe polysaccharide 0.15, tea polyphenol 0.06 and water 60;
the preparation method of the composite fiber comprises the following steps:
(1) adding water into carboxymethyl chitosan, stirring until the carboxymethyl chitosan is completely dissolved, and placing the carboxymethyl chitosan into a vacuum oven for defoaming to obtain a spinning solution;
(2) mixing Aloe polysaccharide and tea polyphenols, grinding in nanometer grinder for 40min to obtain fine powder;
(3) adding the fine powder obtained in the step (2) into the spinning solution obtained in the step (1), uniformly stirring to obtain a mixed spinning solution, and then carrying out wet spinning on the mixed spinning solution to obtain composite fibers;
the preparation method of the infant paper diaper comprises the following steps:
s1, mixing moxa, Lyocell fiber and ES fiber uniformly to obtain a surface layer;
s2, placing the composite fiber, the super absorbent resin and the fluff pulp in a forming drum, uniformly mixing, demolding, forming, then coating with wet strength paper, applying hot melt adhesive for bonding, wherein the temperature of the hot melt adhesive is 135 ℃, compacting by double-press rolls, the roll temperature is 125 ℃, and cutting to obtain an absorption core layer;
s3, gluing and compounding the surface layer obtained in the step S1 and the diversion layer, wherein the gluing temperature is 145 ℃, and water-repellent three-dimensional fencing is applied to the surface layer and is pasted left and right to form a composite surface layer;
s4, compounding the back layer, the front waist patch and the elastic waistline on line to form a compound basement membrane;
s5, compounding the absorption core layer obtained in the step S2, the composite surface layer obtained in the step S3 and the composite base film obtained in the step S4 on line, compacting and cutting to obtain the composite film.
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| CN114209498A (en) * | 2021-11-30 | 2022-03-22 | 安徽舒源妇幼用品有限公司 | High-elasticity adult diaper convenient to wear |
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