CN216006438U - Food antibacterial packaging paper with adjustable wettability - Google Patents
Food antibacterial packaging paper with adjustable wettability Download PDFInfo
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- CN216006438U CN216006438U CN202122597964.7U CN202122597964U CN216006438U CN 216006438 U CN216006438 U CN 216006438U CN 202122597964 U CN202122597964 U CN 202122597964U CN 216006438 U CN216006438 U CN 216006438U
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Abstract
The utility model discloses a food antibacterial packaging paper with adjustable wettability, which comprises a contact layer, a breathable layer and a degradation layer, wherein the degradation layer is positioned on one side of the breathable layer; the humidity adjusting layer is arranged on one side of the contact layer and comprises a first humidity absorbing layer, a supporting layer and a second humidity absorbing layer, the first humidity absorbing layer is arranged on one side of the supporting layer, and the second humidity absorbing layer is arranged on the other side of the supporting layer; and the protective layer is arranged on one side of the humidity adjusting layer and comprises a sterilization layer and a bacteriostatic layer, the sterilization layer is arranged on one side of the second moisture absorption layer, and the bacteriostatic layer is arranged on one side of the sterilization layer. The utility model discloses an inside multiple coating that sets up of wrapping paper for it not only can protect inside food, exterminates the bacterial fungus, and is anticorrosive to be guaranteed the quality, guarantees moreover that inside food when losing moisture, and the moisture that loses can not condense and pollute food once more on the packing.
Description
Technical Field
The utility model relates to a food package technical field, especially the antibiotic wrapping paper of food of a moisture regulation and control.
Background
The plastic material used for food packaging in China is a polymer which is polymerized by small monomers and has the relative molecular mass of tens of thousands to millions. On one hand, the processing is convenient, and the cost is low; on the other hand, in terms of microstructure, the intermolecular structure is compact without water and air permeability, and food in the package may have water evaporated on the packaging paper and condensed into water drops, and finally fall back on the food, which seriously affects the taste of the food, and has no antibacterial function, resulting in easy decay of the food. Therefore, these packaging materials need to have added functions of bacteriostasis and humidity control.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with the prior art wrappers.
Therefore, the utility model aims to solve the problem that the common packing paper is easily polluted by bacteria and easily affected by humidity.
In order to solve the technical problem, the utility model provides a following technical scheme: the food antibacterial packaging paper with the adjustable and controllable wettability comprises a contact layer, a contact layer and a degradation layer, wherein the degradation layer is positioned on one side of the air-permeable layer; the humidity adjusting layer is arranged on one side of the contact layer and comprises a first humidity absorbing layer, a supporting layer and a second humidity absorbing layer, the first humidity absorbing layer is arranged on one side of the supporting layer, and the second humidity absorbing layer is arranged on the other side of the supporting layer; and the protective layer is arranged on one side of the humidity adjusting layer and comprises a sterilization layer and a bacteriostatic layer, the sterilization layer is arranged on one side of the second moisture absorption layer, and the bacteriostatic layer is arranged on one side of the sterilization layer.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the breathable layer is formed by spraying polytetrafluoroethylene particles, and the breathable layer is arranged on one side of the degradation layer.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the degradation layer is composed of a polyvinyl alcohol film and is arranged on one side of the first moisture absorption layer.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the first moisture absorption layer is sprayed with bentonite, and the air permeable layer, the first moisture absorption layer and the degradation layer are connected.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the supporting layer is a polytetrafluoroethylene film and the thickness of the supporting layer is 30-50 mu m.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the second moisture absorption layer is sprayed with sodium trimetaphosphate powder, and the second moisture absorption layer is tightly connected with the support layer.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the sterilizing layer is sprayed with thiabendazole and is arranged on one side of the second moisture absorption layer.
As a preferable scheme of the food antibacterial packaging paper with adjustable moisture degree of the utility model, wherein: the antibacterial layer is sprayed with heptamer chitosan, and is arranged on one side of the sterilization layer.
The utility model discloses beneficial effect does: the utility model discloses an inside multiple coating that sets up of wrapping paper for it not only can protect inside food, exterminates the bacterial fungus, and is anticorrosive to be guaranteed the quality, guarantees moreover that inside food when losing moisture, and the moisture that loses can not condense and pollute food once more on the packing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is an isometric view of a moisture regulatable food antimicrobial wrapper.
Fig. 2 is a coating schematic diagram of the food antibacterial wrapping paper with adjustable wettability.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, in order to provide a first embodiment of the present invention, there is provided a moisture-controllable food antibacterial wrapping paper, which includes a contact layer 100, a moisture-controllable layer 200, and an overcoat layer 300.
Specifically, the contact layer 100 comprises a breathable layer 101 and a degradation layer 102, the degradation layer 102 is located on one side of the breathable layer 101, the contact layer 100 is in direct contact with food, and the contact layer is made of a nontoxic and safe polyvinyl alcohol material.
Specifically, the humidity control layer 200 is arranged on one side of the contact layer 100 and comprises a first humidity control layer 201, a support layer 202 and a second humidity control layer 203, wherein the first humidity control layer 201 is arranged on one side of the support layer 202, the second humidity control layer 203 is arranged on the other side of the support layer 202, the humidity control layer 200 is composed of sodium trimetaphosphate powder, water vapor emitted by food and water vapor in the surrounding environment can be absorbed, and the food is kept from being damped.
Specifically, the protective layer 300 is arranged on one side of the humidity control layer 200 and comprises a sterilization layer 301 and a bacteriostatic layer 302, the sterilization layer 301 is arranged on one side of the second moisture absorption layer 203, the bacteriostatic layer 302 is arranged on one side of the sterilization layer 301, and the protective layer 300 is made of thiabendazole material capable of killing bacterial and fungi, so that food can be stored for a longer time.
When the contact layer is used, the contact layer 100 is directly contacted with food and is made of nontoxic safe polyvinyl alcohol materials, the sodium trimetaphosphate powder of the humidity adjusting layer 200 absorbs water vapor emitted by the food and water vapor of the surrounding environment to keep the food from being affected with damp, and the thiabendazole of the protective layer 300 is made of materials capable of killing bacteria and fungi to ensure that the food can be stored for a longer time.
Example 2
Referring to fig. 1 and 2, the present embodiment is based on the previous embodiment, which is a second embodiment of the present invention.
Specifically, the air-permeable layer 101 is formed by spraying polytetrafluoroethylene particles, the air-permeable layer 101 is arranged on one side of the degradation layer 102, and the polytetrafluoroethylene is commonly called 'plastic king' and is a high molecular polymer prepared by polymerizing tetrafluoroethylene as a monomer. White wax, translucence, heat resistance and cold resistance are excellent, and the polytetrafluoroethylene particles used in the method are subjected to ventilation treatment, have countless micropores for gas circulation and have ventilation effect.
Specifically, degradation layer 102 comprises the polyvinyl alcohol film, and degradation layer 102 sets up in first moisture absorption layer 201 one side, and the polyvinyl alcohol film, the hydroscopicity is big, soaks in and can dissolve in the water, can see through vapor, prevents that steam from condensing on the wrapping paper.
Specifically, the first moisture absorption layer 201 is sprayed with bentonite, the air permeable layer 101, the first moisture absorption layer 201 and the degradation layer 102 are connected, and the bentonite is a non-metal mineral product with montmorillonite as a main mineral component, is a clay rock, also called montmorillonite clay rock, often contains a small amount of illite, kaolinite, halloysite, chlorite, zeolite, quartz, feldspar, calcite and the like, and can absorb a large amount of moisture.
Specifically, the support layer 202 is a teflon film with a thickness of 30 μm to 50 μm, where the teflon film plays a supporting role, has an increased thickness, and is not subjected to a ventilation treatment.
Specifically, the second moisture absorption layer 203 is sprayed with sodium trimetaphosphate powder, the second moisture absorption layer 203 is tightly connected with the support layer 202, and the sodium trimetaphosphate is easily dissolved in water, can absorb a large amount of water, and ensures that the water vapor in the environment around the food is maintained at a low level.
Specifically, the sterilization layer 301 is sprayed with thiabendazole, the sterilization layer 301 is arranged on one side of the second moisture absorption layer 203, and the thiabendazole is a high-efficiency, broad-spectrum and internationally-universal bactericide, and can protect food from being polluted by bacteria.
Specifically, the antibacterial layer 302 is sprayed with heptamer chitosan, the antibacterial layer 302 is arranged on one side of the bactericidal layer 301, the chitosan has many unique properties such as biodegradability, cell affinity and biological effect, especially chitosan containing free amino is the only alkaline polysaccharide in natural polysaccharide, and the chitosan has strong antifungal capability, wherein the heptamer chitosan has the strongest antifungal capability, and also protects food from being polluted by fungi.
When in use, the air permeable layer 101 is subjected to air permeable treatment, and has countless micropores for gas circulation and air permeable function, the degradation layer 102 has large water absorption, can be dissolved in water and can permeate water vapor to prevent the water vapor from condensing on the packaging paper, the first moisture absorption layer 201 contains a small amount of illite, kaolinite, halloysite, chlorite, zeolite, quartz, feldspar, calcite and the like, can absorb a large amount of water, the supporting layer 202 plays a supporting role, the thickness is increased, and the air permeable treatment is not carried out, the surface of the second moisture absorption layer 203 is easy to dissolve in water and can absorb a large amount of water, the water vapor in the environment around the food is kept at a lower level, the sterilization layer 301 is a high-efficiency, broad-spectrum and internationally universal bactericide and can protect the food from being polluted by bacteria, the bacteriostatic layer 302 has a plurality of unique properties of biodegradability, cell affinity, biological effect and the like, especially chitosan containing free amino groups, is the only basic polysaccharide in natural polysaccharide, and the chitosan has stronger antifungal capability, wherein the heptamer chitosan has the strongest antifungal capability, and also protects food from being polluted by fungi.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. The food antibacterial packaging paper with the humidity regulation function is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a contact layer (100) comprising a gas-permeable layer (101) and a degradation layer (102), the degradation layer (102) being located on one side of the gas-permeable layer (101);
the humidity adjusting layer (200) is arranged on one side of the contact layer (100) and comprises a first humidity absorbing layer (201), a supporting layer (202) and a second humidity absorbing layer (203), the first humidity absorbing layer (201) is arranged on one side of the supporting layer (202), and the second humidity absorbing layer (203) is arranged on the other side of the supporting layer (202);
the protective layer (300) is arranged on one side of the humidity adjusting layer (200) and comprises a sterilizing layer (301) and a bacteriostasis layer (302), the sterilizing layer (301) is arranged on one side of the second moisture absorption layer (203), and the bacteriostasis layer (302) is arranged on one side of the sterilizing layer (301).
2. The moisture-controllable food antimicrobial wrap of claim 1 wherein: the breathable layer (101) is formed by spraying polytetrafluoroethylene particles, and the breathable layer (101) is arranged on one side of the degradation layer (102).
3. The moisture-controllable food antimicrobial wrap of claim 2 wherein: the degradation layer (102) is composed of a polyvinyl alcohol film, and the degradation layer (102) is arranged on one side of the first moisture absorption layer (201).
4. The moisture-controllable food antimicrobial wrap paper of claim 3 wherein: the first moisture absorption layer (201) is sprayed with bentonite, and the air permeable layer (101), the first moisture absorption layer (201) and the degradation layer (102) are connected.
5. The moisture-controllable food antimicrobial wrap of claim 4 wherein: the support layer (202) is a polytetrafluoroethylene film, and the thickness of the support layer is 30-50 mu m.
6. The moisture-controllable food antimicrobial wrap of claim 5 wherein: the second moisture absorption layer (203) is sprayed with sodium trimetaphosphate powder, and the second moisture absorption layer (203) is tightly connected with the support layer (202).
7. The moisture-controllable food antimicrobial wrap of claim 6 wherein: the sterilizing layer (301) is sprayed with thiabendazole, and the sterilizing layer (301) is arranged on one side of the second moisture absorption layer (203).
8. The moisture-controllable food antimicrobial wrap of claim 7 wherein: the antibacterial layer (302) is sprayed with heptamer chitosan, and the antibacterial layer (302) is arranged on one side of the sterilizing layer (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597964.7U CN216006438U (en) | 2021-10-27 | 2021-10-27 | Food antibacterial packaging paper with adjustable wettability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597964.7U CN216006438U (en) | 2021-10-27 | 2021-10-27 | Food antibacterial packaging paper with adjustable wettability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216006438U true CN216006438U (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122597964.7U Active CN216006438U (en) | 2021-10-27 | 2021-10-27 | Food antibacterial packaging paper with adjustable wettability |
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| Country | Link |
|---|---|
| CN (1) | CN216006438U (en) |
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2021
- 2021-10-27 CN CN202122597964.7U patent/CN216006438U/en active Active
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