CN213788212U - Printing ventilated membrane that urine wet discolours - Google Patents
Printing ventilated membrane that urine wet discolours Download PDFInfo
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- CN213788212U CN213788212U CN202021874963.1U CN202021874963U CN213788212U CN 213788212 U CN213788212 U CN 213788212U CN 202021874963 U CN202021874963 U CN 202021874963U CN 213788212 U CN213788212 U CN 213788212U
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Abstract
The utility model relates to a printing ventilated membrane that urine wet discolours, show district and water conservancy diversion limit district including the PE membrane base member and establishing the urine of a PE membrane base member side surface, each urine shows the district and comprises water based ink discoloration layer and water based ink discoloration layer, water conservancy diversion limit district includes waterproof ventilative rete and sets up the imbibition subassembly on the PE membrane base member at urine display district edge, the one end hot pressing complex of waterproof ventilative rete is on the PE membrane base member of the one side of keeping away from urine display district of imbibition subassembly and the other end covers the imbibition subassembly and extends to the part and cover urine display district. The utility model adopts the ink urine display technology, can design various patterns, colors and shapes according to requirements or requirements, and can achieve the visual effect of color mutation before and after urine wetting through the color design; the urine dissolved and diffused with the pigment is absorbed and guided by the liquid absorption component of the guide edge area, so that the water-soluble pigment is separated from the color development area of the water-based ink color development layer, and the color change of the urine development area is more visual and accurate.
Description
Technical Field
The utility model belongs to the technical field of waterproof ventilated membrane, concretely relates to printing ventilated membrane that urine wet discolours.
Background
At present, disposable absorbing articles comprise absorbing articles such as paper diapers, paper urine pads, sanitary towels and the like, the disposable absorbing articles all have the problem of needing to be replaced at proper time, and if the disposable absorbing articles are replaced too frequently, troubles and waste are brought; however, if the replacement is too late, there is a possibility that liquid leakage may occur because the absorbent capacity of the absorbent article is limited. How to dynamically detect and display the excretion situation of a user, including excretion times, excretion amount and whether the absorption capacity of the absorption article is close to saturation, has a great reference value for reasonable use of the absorption article.
Chinese published patent document (CN 202843930U) discloses a diaper with urine-displaying function, which comprises a non-permeable basement membrane and an absorbing core arranged thereon, wherein a urine-displaying strip is arranged on one surface of the non-permeable basement membrane close to the absorbing core. That is, one side of the permeable basement membrane towards the absorption core is provided with a urine display strip, and after the absorption core in contact with the urine display strip absorbs the urine and becomes wet, the urine display strip changes color or fades, so that the nursing staff is reminded to replace the paper diaper in time.
The mainstream urine display function in the prior art is mainly a hot-melt urine display technology, namely, the urine display glue formed by combining a hot melt adhesive and a substance with color sensitivity to pH value is used, when urine is soaked and is conducted to the surface of the urine display glue, the pH value of the urine display glue is changed, so that the color change of the urine display glue is caused, and the prompt effect is achieved. However, the hot-melt type urine development technology is limited by the glue application, generally only the urine development strip of the above patent document can be made, the pattern or the shape cannot be individually designed, and the color development of the urine development glue depends on a specific pH sensitive material, so that the color change effect is also specific, and the color cannot be individually designed.
Therefore, an ink urine development technology is provided, namely small molecular substances with colors in the ink are washed away by the urine, so that the colors of the ink disappear, and a prompt effect is achieved. However, the existing ink urine development technology lacks the capability of draining the dissolved small molecular substances away from the color development area, so that the color development effect of the color development area cannot reach the expected reminding effect.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of prior art, the utility model aims to solve the technical problem that a printing ventilated membrane that changes colour is wetted to urine is provided, both can have according to demand or requirement individualized design urine to show shape, pattern and the color in district, can leave urine to show the district and realize anticipated color effect with the urine drainage that dissolves the diffusion has the pigment again.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a printing ventilated membrane that urine wet discolours, includes PE membrane base member, water conservancy diversion limit district and printing solidification shaping urine show the district at PE membrane base member one side surface, each urine show the district by aqueous ink colour changing layer and aqueous ink colour developing layer constitution, the water conservancy diversion limit district includes waterproof ventilative rete and sets up the imbibition subassembly on the PE membrane base member at urine show district edge, the one end hot pressing of waterproof ventilative rete is compound on the PE membrane base member of the one side of keeping away from urine show the district of imbibition subassembly and the other end covers the imbibition subassembly and extends to partly cover urine show the district.
Preferably, the imbibition subassembly includes imbibition main part and water conservancy diversion bundle body, imbibition main part bonds and establishes on PE membrane base member and leaves the interval with urine apparent district, water conservancy diversion bundle body connects imbibition main part and water-based ink discoloration layer.
Preferably, the liquid absorption main body is a viscose fiber net layer and macromolecular water-absorbent resin particles filled in the viscose fiber net layer.
Preferably, the flow-guiding bundle body is a viscose fiber strip.
Preferably, one end of the stream guidance bundle body is embedded between the water-based ink color changing layer and the water-based ink color developing layer, and the embedded end of the stream guidance bundle body is in a net distribution structure.
Preferably, the area of the urine exposure area covered by the waterproof breathable film layer at the corresponding position is 5% -50% of the urine exposure area.
Preferably, the area of the urine exposure area covered by the waterproof breathable film layer at the corresponding position is 10% -25% of the urine exposure area.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. because the utility model discloses a urine shows district adopts printing ink urine to show technique, can design various patterns, color and shape according to demand or requirement, shape, color and pattern are abundant various to can reach the visual effect who is the look sudden change around the urine is wet through the color design. Additionally, the utility model discloses a binder on water-based ink discoloration layer and water-based ink color development layer adopts water-soluble acrylic resin, and this water-soluble acrylic resin is transparent and meet water and can turn white under the drying to make the colour after urine wet present more for pure and apparent.
2. The waterproof breathable film layer in the flow guide edge area covers the isolation imbibition component, so that urine can be prevented from directly entering the imbibition component without passing through the urine display area, the urine is ensured to act on the water-based ink color changing layer in the urine display area to dissolve and diffuse water-based ink color changing intraformational water-soluble pigment, and the waterproof breathable film layer is colorless or white on the side of the urine display area far away from the PE film substrate and is positioned at the back side of the user visual observation, and the visual effect of the water-based ink color changing layer and the water-based ink color changing layer is not influenced.
3. Urine dissolved and diffused with pigments is absorbed and guided by the liquid absorption component of the guide edge area, and water-soluble pigments are separated from the color development area of the water-based ink color development layer, so that the color change of the urine development area is more visual and accurate, and meanwhile, the visual effect of color mutation can be presented in the guide edge area, and the double color change area has larger area and better reminding effect; and the polymer water-absorbing resin particles in the liquid-absorbing main body can retain water for urine in the diversion edge area, and reduce backflow to influence the color-changing effect.
Drawings
Fig. 1 is a schematic view of the structure of the printing breathable film of the present invention.
Fig. 2 is a partial cross-sectional view of the printed breathable film of the present invention.
The labels in the figure are: 10. a PE film substrate; 20. a urine development zone; 21. a water-based ink color development layer; 22. a water-based ink color-changing layer; 30. a flow guiding edge area; 31. a waterproof breathable film layer; 32. a liquid suction main body; 33. a flow guiding bundle body; 34. polymeric water-absorbent resin particles.
Detailed Description
In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-2, the present embodiment provides a printed breathable film with color change due to urine wet, comprising a PE film substrate 10, a flow guiding edge region 30, and urine display regions 20 printed and cured on one side surface of the PE film substrate 10, wherein each urine display region 20 is composed of a water-based ink color-changing layer 22 and a water-based ink color-changing layer 21, wherein: the water-based ink color-changing layer 22 is formed by printing and curing second water-based ink containing water-soluble pigments which are dissolved and diffused in water after being dried, the water-based ink color-developing layer 21 is formed by printing and curing first water-based ink containing pigment toner which is insoluble in water after being dried, and the second water-based ink is printed after the first water-based ink is dried.
In this embodiment, the flow guide edge region 30 includes a waterproof breathable film layer 31 and a liquid absorption component disposed on the PE film substrate 10 at the edge of the urine display region 20, one end of the waterproof breathable film layer 31 is heat-pressed and combined on the PE film substrate 10 at the side of the liquid absorption component far from the urine display region 20, and the other end covers the liquid absorption component and extends to partially cover the urine display region 20, and the area of the urine display region 20 covered by the waterproof breathable film layer 31 at the corresponding position is 5% to 50% of the urine display region 20 at that position, and more preferably 10% to 25%.
The imbibition assembly comprises an imbibition main body 32 and a flow guide bundle body 33, wherein the imbibition main body 32 is adhered to the PE film substrate 10 and is spaced from the urine display area 20, the flow guide bundle body 33 is connected with the imbibition main body 32 and the water-based ink color changing layer 22, the imbibition main body 32 is a viscose fiber net layer and macromolecular water-absorbent resin particles 34 filled in the viscose fiber net layer, and the flow guide bundle body 33 is a viscose fiber strip. Preferably, one end of the stream guidance bundle body 33 of the present embodiment is embedded between the water-based ink color changing layer 22 and the water-based ink color developing layer 21, and the embedded end of the stream guidance bundle body 33 is in a net distribution structure, which is beneficial for stream guidance.
The urine development discoloration process for the printed breathable films of this example was: before wetting, the visual pattern effect that the two stack of water based ink discoloration layer 22 and water based ink color development layer 21 appeared, and after wetting, the water soluble pigment in water based ink discoloration layer 22 contacted with the urine and was dissolved by the urine fast, made the water soluble pigment disappear gradually along with the diffusion of urine to only leave the colour of water based ink color development layer 21, thereby produce the effect of discolouring and remind the effect of changing in the vision, for example: the superposition of yellow and blue presents green before wetting, and yellow presents yellow after wetting; the color of the product is yellow when the product is wet, and the color of the product is red when the product is wet; the color of the mixture is purple when the user wets, and blue when the user wets. Meanwhile, the connecting material of the water-based ink color-changing layer 22 and the water-based ink color-developing layer 21 adopts water-soluble acrylic resin which is transparent under the dry condition and can turn white when meeting water, so that the color after wetting by urine is more pure and obvious.
In addition, in this embodiment, the flow guide edge area 30 is disposed at the edge of the urine display area 20, the waterproof air-permeable film layer 31 of the flow guide edge area 30 covers and isolates the liquid absorbing component, so that it can be avoided that urine directly enters the liquid absorbing component without passing through the urine display area 20, and it is ensured that the urine first reacts with the water-based ink color changing layer 22 in the urine display area 20 to dissolve and diffuse the water-soluble pigment in the water-based ink color changing layer 22, and the waterproof air-permeable film layer 31 is colorless or white on the back side of the user's visual observation on the side of the urine display area 20 far away from the PE film substrate 10, and does not affect the visual effects of the water-based ink color changing layer 22 and the water-based ink color changing layer 21; then the urine dissolved and diffused with pigments is absorbed and guided by the liquid absorption component of the guide edge area 30, and the water-soluble pigments are separated from the color development area of the water-based ink color development layer 21, so that the color change of the urine development area 20 is more visual and accurate, and meanwhile, the visual effect of color mutation can be presented in the guide edge area 30, and the double color change area is larger in area and better in reminding effect.
The liquid absorption assembly of this embodiment includes imbibition main part 32 and water conservancy diversion beam body 33, imbibition main part 32 includes viscose fiber net layer and fills the polymer absorbent resin granule 34 in it, water conservancy diversion beam body 33 also preferably adopts the viscose fiber strip, utilize viscose fiber's the good characteristics of imbibition nature to dissolve the urine water-soluble pigment of diffusion in urine apparent district 20 and lead the urine water conservancy diversion and leave urine apparent district 20 to urine in the water conservancy diversion limit district 30 is preserved water through polymer absorbent resin granule 34, reduce and flow back and influence the color change effect.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a printing ventilated membrane that urine wet discolours which characterized in that: the urine display area is formed on one side surface of the PE film substrate in a printing and curing mode, each urine display area is composed of a water-based ink color changing layer and a water-based ink color changing layer, each flow guide edge area comprises a waterproof breathable film layer and a liquid absorption assembly arranged on the PE film substrate at the edge of the urine display area, one end of the waterproof breathable film layer is compounded on the PE film substrate at one side, far away from the urine display area, of the liquid absorption assembly in a hot pressing mode, and the other end of the waterproof breathable film layer covers the liquid absorption assembly and extends to partially cover the urine display area.
2. The printed urine discoloring breathable film of claim 1, wherein: the imbibition subassembly includes imbibition main part and water conservancy diversion bundle body, imbibition main part bonds and establishes on the PE membrane base member and leaves the interval with urine display area, water conservancy diversion bundle body coupling imbibition main part and water-based ink discoloration layer.
3. The printed urine discoloring breathable film of claim 2, wherein: the liquid absorption main body is a viscose fiber net layer and macromolecular water-absorbing resin particles filled in the viscose fiber net layer.
4. The printed urine discoloring breathable film of claim 2, wherein: the flow guide bundle body is a viscose fiber strip.
5. The printed urine discoloring breathable film of claim 2, wherein: one end of the diversion bundle body is embedded between the water-based ink color changing layer and the water-based ink color developing layer, and the embedded end of the diversion bundle body is of a net distribution structure.
6. The printed urine discoloring breathable film of claim 1, wherein: the area of the urine showing area covered by the waterproof breathable film layer at the corresponding position is 5% -50% of the urine showing area.
7. The printed urine discoloring breathable film of claim 6, wherein: the area of the urine showing area covered by the waterproof breathable film layer at the corresponding position is 10% -25% of the urine showing area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874963.1U CN213788212U (en) | 2020-09-01 | 2020-09-01 | Printing ventilated membrane that urine wet discolours |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874963.1U CN213788212U (en) | 2020-09-01 | 2020-09-01 | Printing ventilated membrane that urine wet discolours |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213788212U true CN213788212U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021874963.1U Active CN213788212U (en) | 2020-09-01 | 2020-09-01 | Printing ventilated membrane that urine wet discolours |
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| Country | Link |
|---|---|
| CN (1) | CN213788212U (en) |
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2020
- 2020-09-01 CN CN202021874963.1U patent/CN213788212U/en active Active
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