CN110639051A - Flow guide material - Google Patents

Flow guide material Download PDF

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Publication number
CN110639051A
CN110639051A CN201911031423.9A CN201911031423A CN110639051A CN 110639051 A CN110639051 A CN 110639051A CN 201911031423 A CN201911031423 A CN 201911031423A CN 110639051 A CN110639051 A CN 110639051A
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CN
China
Prior art keywords
diversion
color
weight
parts
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911031423.9A
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Chinese (zh)
Inventor
梁永江
张维军
李嘉豪
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Foshan Liansu Wanjia Technology Co Ltd
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Foshan Liansu Wanjia Technology Co Ltd
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Publication date
Application filed by Foshan Liansu Wanjia Technology Co Ltd filed Critical Foshan Liansu Wanjia Technology Co Ltd
Priority to CN201911031423.9A priority Critical patent/CN110639051A/en
Publication of CN110639051A publication Critical patent/CN110639051A/en
Pending legal-status Critical Current

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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
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/56—Wetness-indicators or colourants
    • 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
    • A61L15/20—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing organic materials
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a diversion material, which consists of an upper printing layer and a lower diversion base cloth layer, wherein a color-changing liquid is arranged on the printing layer, the production process of the diversion material comprises the steps of preparing the color-changing liquid by taking high-molecular acrylic resin and a colored indicator as base materials through dispersion, grinding and color mixing, and carrying out solidification, slitting and rolling after printing the color-changing liquid on the diversion base cloth layer, the diversion material prepared by combining the color-changing liquid and the high-diffusion diversion base cloth layer has a good diversion effect, and the diversion material can change color when encountering liquid containing water, such as menstrual blood and urine, so that a consumer can conveniently know the diffusion condition of a product after purchasing or using the diversion material; in addition, the color-changing liquid of the flow guide material adopts a patterned design, and after the liquid is met, the pattern can generate the effect of disappearance or color change, so that the liveliness and interestingness of the product are increased.

Description

Flow guide material
Technical Field
The invention relates to an article for daily use, in particular to a flow guide material.
Background
Sanitary napkins and diapers have been widely used as sanitary care products for women during the menstrual period and as the concept of consumers has matured and opened, consumers want to be able to use products that are more aesthetic, more comfortable and more reassuring. Currently, in view of consumer demand for dryness, many sanitary napkins and diapers incorporate a fluid-directing layer between the contacting surface layer and the absorbent core of the structure. The principle of the flow guide layer is that after the surface layer contacts with liquid, the liquid is transferred to the flow guide layer, and the liquid diffuses to the periphery through the flow guide layer, so that the gathering state of the surface layer liquid is reduced, and the dryness of the product is improved. Therefore, the selection and design of the material of the flow guide layer have great influence on the diffusion effect of the flow guide layer and the dryness of the product, the existing flow guide layer mostly has no color change function, and consumers are difficult to judge the diffusion effect of the product during purchasing and using.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the flow guide material which is convenient for observing the use condition.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the diversion material consists of an upper printing layer and a lower diversion base cloth layer, wherein the printing layer is provided with a color-changing liquid.
The preparation method of the diversion material comprises the following steps:
(1) pre-dispersing: weighing 20-30 parts by weight of high-molecular acrylic resin, 20-30 parts by weight of a dispersing agent, 10-25 parts by weight of ethanol and 10-25 parts by weight of deionized water, mixing for 30-60min in a dispersion machine with the rotating speed of 400-600r/min, then adding 5-10 parts by weight of a slipping agent and 5-10 parts by weight of a filling agent into the dispersion machine, adjusting the rotating speed of the dispersion machine to 600-800r/min, and continuously dispersing for 60-100min to obtain the dispersed resin material.
(2) And grinding: and (3) putting the dispersed resin material into a grinder to be ground until the particle size is 5-10 mu m, thus obtaining the grinding material.
(3) And color mixing: and (3) putting the grinding material, 4-8 parts by weight of the colored indicator and 5-10 parts by weight of the connecting material into a stirrer with the rotating speed of 500-800r/min for mixing and stirring for 30-60min to prepare the color-changing liquid.
(4) And printing: and printing the color-changing liquid on the diversion base cloth layer (2) to form the printing layer (1) through a gravure or flexography printing process to obtain a diversion material, curing, cutting and rolling the diversion material to obtain a finished diversion material, and warehousing and storing the diversion material after the diversion material is qualified.
The color indicator is one or more of methyl red, litmus, dimethyl red, sodium peroxide, anhydrous copper sulfate or anhydrous cobalt chloride; the dispersant is one of polyurethane or polyacrylate; the binder is one of phenolic resin, polyamide resin, epoxy resin or acrylic resin; the filler is one of calcium carbonate, barium sulfate or nano silicon dioxide; the slip agent is one of water-based wax or microcrystalline wax.
The gram weight of the color-changing liquid is 0.2-0.5g/m2The gram weight of the flow guide material is 25-50g/m2。
The diversion base cloth layer is one of hydrophilic hot air non-woven fabric, hydrophilic hot-rolled non-woven fabric or spunlace non-woven fabric.
And the infiltration speed of the diversion base cloth layer is less than 3 seconds.
The printing layer is provided with decorative patterns.
The invention has the beneficial effects that: the color-changing liquid and the high-diffusion flow-guiding base cloth layer are combined, so that the prepared flow-guiding material has a good flow-guiding effect, and the flow-guiding material can change color when encountering liquid containing water, such as menstrual blood and urine, so that a consumer can conveniently know the diffusion condition of the product after purchasing or using the flow-guiding material; in addition, the color-changing liquid of the flow guide material adopts a patterned design, and after the liquid is met, the pattern can generate the effect of disappearance or color change, so that the liveliness and interestingness of the product are increased.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart of the steps of the present invention.
Detailed Description
In the present example, the temperature and pressure are not particularly emphasized, and both are normal temperature and normal pressure.
Referring to fig. 1 and 2, the diversion material is composed of an upper printing layer 1 and a lower diversion base cloth layer 2, and the printing layer 1 is provided with a color changing liquid.
The preparation method of the diversion material comprises the following steps:
(1) pre-dispersing: weighing 20-30 parts by weight of high molecular acrylic resin (preferably 24-26 parts), 20-30 parts by weight of dispersant (preferably 24-26 parts), 10-25 parts by weight of ethanol (preferably 20-22 parts) and 10-25 parts by weight of deionized water (preferably 20-22 parts) to mix for 30-60min (preferably 40-50min) in a dispersion machine with the rotation speed of 400-600r/min (preferably 500-550r/min), then adding 5-10 parts by weight of slipping agent (preferably 6-8 parts) and 5-10 parts by weight of filler (preferably 6-8 parts) into the dispersion machine, adjusting the rotation speed of the dispersion machine to 600-800r/min (preferably 700-750r/min), continuing to disperse for 60-100min (preferably 80-90min), to obtain the dispersed resin material.
(2) And grinding: the dispersed resin material is put into a grinder and ground to a particle size of 5 to 10 μm (preferably 6 to 8 μm) to prepare a ground material.
(3) And color mixing: and (3) putting the grinding material, 4-8 parts by weight of the colored indicator (preferably 5-6 parts) and 5-10 parts by weight of the connecting material (preferably 6-8 parts) into a stirrer with the rotation speed of 500-800r/min (preferably 600-700r/min) for mixing and stirring for 30-60min (preferably 40-50min) to prepare the color-changing liquid.
(4) And printing: and printing the color-changing liquid on the diversion base cloth layer (2) to form the printing layer (1) through a gravure or flexography printing process to obtain a diversion material, curing, cutting and rolling the diversion material to obtain a finished diversion material, and warehousing and storing the diversion material after the diversion material is qualified.
After the diversion material of the embodiment is combined with a sanitary product, when the diversion material meets menses, urine and other victory excretion liquids with moisture during use, the macromolecular acrylic resin in the color changing liquid can adsorb partial water molecules in the color changing liquid to form a hydrate or a functional group, so that the pH value of the liquid is changed, and the color is changed under the action of the colored indicator.
In the embodiment, the color-changing liquid is combined with the high-diffusion diversion base cloth layer 2, so that the prepared diversion material has a good diversion effect, and can change color when encountering liquid containing water, such as menstrual blood and urine, so that a consumer can conveniently know the diffusion condition of a product after purchasing or using the diversion material; in addition, the color-changing liquid of the diversion material adopts a patterned design, and after the color-changing liquid meets the liquid, the pattern can generate the effect of disappearance or color change, thereby increasing the vividness and the interestingness of the product.
The color indicator is one or more of methyl red, litmus, dimethyl red, sodium peroxide, anhydrous copper sulfate or anhydrous cobalt chloride; the dispersant is one of polyurethane or polyacrylate; the binder is one of phenolic resin, polyamide resin, epoxy resin or acrylic resin; the filler is one of calcium carbonate, barium sulfate or nano silicon dioxide; the slip agent is one of water-based wax or microcrystalline wax.
The gram weight of the color-changing liquid is 0.2-0.5g/m2(preferably 0.3 to 0.4 g/m)2) The gram weight of the flow guide material is 25-50g/m2(preferably 30 to 40 g/m)2)。
The diversion base cloth layer 2 is one of hydrophilic hot air non-woven fabric, hydrophilic hot-rolled non-woven fabric or spunlace non-woven fabric.
The infiltration speed of the diversion base fabric layer 2 is less than 3 seconds, the diffusion length of 15mL of liquid dropped into the diversion base fabric layer is greater than 60mm, and the diffusion width is greater than 30 mm.
The printing layer 1 is provided with a decorative pattern which can be a pattern printed by a color-changing liquid (the gram weight is about 40 g/m)2) Or the combination of the pattern printed by the conventional colored ink and the pattern printed by the color-changing liquid (the gram weight is about 30 g/m)2) The change in color may be from yellow to green, white to blue, blue to pink, or the like, or may be the disappearance of yellow and the disappearance of blue.
The embodiment can be widely applied to disposable absorbent products such as sanitary towels, paper diapers, puerpera towels, breast pads and the like.
The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.

Claims (7)

1. The diversion material is characterized by comprising an upper printing layer (1) and a lower diversion base cloth layer (2), wherein the printing layer (1) is provided with a color-changing liquid.
2. A method of making the flow directing material of claim 1, comprising the steps of:
(1) pre-dispersing: weighing 20-30 parts by weight of high-molecular acrylic resin, 20-30 parts by weight of a dispersing agent, 10-25 parts by weight of ethanol and 10-25 parts by weight of deionized water, mixing for 30-60min in a dispersion machine with the rotating speed of 400-600r/min, then adding 5-10 parts by weight of a slipping agent and 5-10 parts by weight of a filling agent into the dispersion machine, adjusting the rotating speed of the dispersion machine to 600-800r/min, and continuously dispersing for 60-100min to prepare a dispersed resin material;
(2) and grinding: grinding the dispersed resin material in a grinder until the particle size is 5-10 mu m to prepare a grinding material;
(3) and color mixing: putting the grinding material, 4-8 parts by weight of the colored indicator and 5-10 parts by weight of the connecting material into a stirrer with the rotating speed of 500-;
(4) and printing: and printing the color-changing liquid on the diversion base cloth layer (2) to form the printing layer (1) through a gravure or flexography printing process to obtain a diversion material, curing, cutting and rolling the diversion material to obtain a finished diversion material, and warehousing and storing the diversion material after the diversion material is qualified.
3. The flow-guide material of claim 2, wherein the color indicator is one or more of methyl red, litmus, dimethyl red, sodium peroxide, anhydrous copper sulfate, and anhydrous cobalt chloride; the dispersant is one of polyurethane or polyacrylate; the binder is one of phenolic resin, polyamide resin, epoxy resin or acrylic resin; the filler is one of calcium carbonate, barium sulfate or nano silicon dioxide; the slip agent is one of water-based wax or microcrystalline wax.
4. The flow guide material of claim 1, wherein the color-changing liquid has a grammage of 0.2-0.5g/m2The gram weight of the flow guide material is 25-50g/m2。
5. The flow-guiding material as claimed in claim 1, wherein the flow-guiding base fabric layer (2) is one of a hydrophilic hot-air non-woven fabric, a hydrophilic hot-rolled non-woven fabric or a spunlace non-woven fabric.
6. Flow-directing material according to claim 1, characterized in that the infiltration speed of the flow-directing scrim layer (2) is less than 3 seconds.
7. Flow guiding material according to claim 1, characterized in that the printed layer (1) is provided with a decorative pattern.
CN201911031423.9A 2019-10-28 2019-10-28 Flow guide material Pending CN110639051A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911031423.9A CN110639051A (en) 2019-10-28 2019-10-28 Flow guide material

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Application Number Priority Date Filing Date Title
CN201911031423.9A CN110639051A (en) 2019-10-28 2019-10-28 Flow guide material

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Publication Number Publication Date
CN110639051A true CN110639051A (en) 2020-01-03

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Application Number Title Priority Date Filing Date
CN201911031423.9A Pending CN110639051A (en) 2019-10-28 2019-10-28 Flow guide material

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH114852A (en) * 1997-06-16 1999-01-12 Kao Corp Absorbent article
CN101797198A (en) * 2010-01-07 2010-08-11 广东百顺纸品有限公司 Multifunctional disposable absorbing article with wet display alarm
CN102470065A (en) * 2009-07-15 2012-05-23 金伯利-克拉克环球有限公司 Multiple component materials having a color-changing composition
CN103690308A (en) * 2013-12-16 2014-04-02 福建恒安集团有限公司 Disposable absorbent article with function of humidity-sensitive discoloration prompt
CN205126591U (en) * 2015-08-24 2016-04-06 南六企业（平湖）有限公司 Novel pass through liquidity fiber non -woven fabric
CN109749513A (en) * 2018-12-18 2019-05-14 平湖市飞豹印刷有限公司 A kind of printing dye formulation and its production technology
CN109852135A (en) * 2017-11-30 2019-06-07 金永昌 According to PH change and change colour laminated film and include the paper diaper of the laminated film

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH114852A (en) * 1997-06-16 1999-01-12 Kao Corp Absorbent article
CN102470065A (en) * 2009-07-15 2012-05-23 金伯利-克拉克环球有限公司 Multiple component materials having a color-changing composition
CN101797198A (en) * 2010-01-07 2010-08-11 广东百顺纸品有限公司 Multifunctional disposable absorbing article with wet display alarm
CN103690308A (en) * 2013-12-16 2014-04-02 福建恒安集团有限公司 Disposable absorbent article with function of humidity-sensitive discoloration prompt
CN205126591U (en) * 2015-08-24 2016-04-06 南六企业（平湖）有限公司 Novel pass through liquidity fiber non -woven fabric
CN109852135A (en) * 2017-11-30 2019-06-07 金永昌 According to PH change and change colour laminated film and include the paper diaper of the laminated film
CN109749513A (en) * 2018-12-18 2019-05-14 平湖市飞豹印刷有限公司 A kind of printing dye formulation and its production technology

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