CN220476816U - Card deoxidizer - Google Patents

Abstract

The utility model belongs to the technical field of food package technique and specifically relates to a card deoxidizer is related to, which comprises a body, the body has set gradually first lamina, second lamina and third lamina from lower surface to upper surface, the body is provided with deoxidization piece, deoxidization agent embed in between first lamina and the second lamina, the four edges on first lamina, second lamina and third lamina are fixed through the heat-seal, the body still is provided with the indicator, the indicator embed in between second lamina with the third lamina. The four-side heat sealing mode is adopted, so that the obtained card deoxidizer has stable structure and smooth surface, the convenience of the throwing process is improved, and the possibility of powder leakage is reduced; meanwhile, the four-side seal reduces the exposure of the indicator, avoids the direct contact of the indicator with food, and improves the food safety.

Description

Card deoxidizer

Technical Field

The application relates to the technical field of food packaging, in particular to a card deoxidizer.

Background

The deoxidizer is added into the packaging bag of the food generally, so that the food can be preserved, and the shelf life and shelf life of the food can be prolonged.

The working principle of the deoxidizer is to absorb oxygen, so that the oxidization of food is slowed down. And further effectively inhibit the growth of mould and aerobic bacteria in the food, and the deoxidizer can play a good role in preventing the rancidity of grease, the oxidative browning of meat, the loss of vitamins in the food and the like.

The deoxidizer has wide application range, such as in baked food, and can effectively reduce cake mildew; in the fresh meat storage process, myoglobin can be reduced to be oxidized, so that the effect of deoxidizing and protecting color is achieved; in cooked meat, the effects of inhibiting fat oxidation and reducing mold growth can be achieved. Can play a key role in tea packaging, solid beverage, puffed food, cereal food and the like.

Because the deoxidizer is mostly used in the food field, the packaging of the deoxidizer is not tight enough, so that the lamellar structure of the deoxidizer is cracked, and powder leakage phenomenon occurs, so that deoxidized powder is easy to directly contact with food, and the potential safety hazard of the food is improved.

Disclosure of Invention

In order to reduce the phenomenon of powder leakage of the card deoxidizer, the application provides the card deoxidizer.

The application provides a card deoxidizer, which comprises a body, the body has set gradually first lamina, second lamina and third lamina from the lower surface to upper surface, the body is provided with the deoxidization piece, deoxidization agent in between first lamina and the second lamina, the four edges on first lamina, second lamina and third lamina are fixed through the heat-seal.

By arranging the deoxidizing piece, the deoxidizing effect of the card deoxidizer is effectively improved. The card deoxidizer adopts the form of trilateral seal generally, can lead to the card deoxidizer body to appear the phenomenon of height unevenness like this, also can appear leaking the phenomenon of powder simultaneously, therefore this application, through the form of four sides heat-seal, will seal between first lamina and second lamina with deoxidizer, reduce deoxidizer direct and food contact, improve food security performance, simultaneously because the surface that four sides sealed messenger card deoxidizer is more level, improves the convenience of putting.

Preferably, the first layer is provided with a first layer, a second layer and a third layer in sequence from one side far away from the second layer, and the first layer and the third layer are provided with first ventilation holes.

By arranging the first sheet layer with a three-layer structure, the possibility of powder falling of the first sheet layer is reduced. Thereby reducing the possibility of powder falling of the card deoxidizer.

Through setting up first bleeder vent, improve the gas permeability of first lamina, more be favorable to the deoxidizer to absorb oxygen, and then improve the fresh-keeping effect of card deoxidizer to food.

Preferably, the first layer and the third layer are provided with at least one first ventilation hole.

Through setting up a plurality of first bleeder vent, improve the gas permeability, further improve the deoxidizer and absorb oxygen, and then improve card deoxidizer and to the fresh-keeping effect of food.

Preferably, the third sheet layer is provided with a seventh layer, an eighth layer and a ninth layer in this order from the side away from the second sheet layer.

Preferably, the body is further provided with an indicator, and the indicator is concealed between the second sheet and the third sheet.

The card deoxidizer has both indication function and deoxidizing function by arranging the indication member, wherein the indication member can be an oxygen indication member, a temperature indication member, a humidity indication member, a carbon dioxide indication member and the like.

In addition, most of the indicators on the market at present are exposed at two ends and are easy to be in direct contact with food. This application makes the indicator seal between second lamina and third lamina through four sides is sealed, and then the indicator of messenger does not contact with food direct, improves the security performance of food.

Preferably, the second sheet layer is provided with a fourth layer, a fifth layer and a sixth layer in this order from a side away from the first sheet layer.

Preferably, the third layer is provided with a seventh layer, an eighth layer and a ninth layer in sequence from the side far away from the second layer, the seventh layer, the eighth layer and the ninth layer are provided with at least one second ventilation hole, and the seventh layer is in contact with the indication piece. The second ventilation holes of the seventh layer, the eighth layer and the ninth layer are staggered.

Preferably, the first layer is a PET layer, the second layer is a PAP layer, and the third layer is a PE layer.

Preferably, the fourth layer is a PE layer; the fifth layer is a PAP layer; the sixth layer is PE layer.

Preferably, the seven layers are PET layers; the eighth layer is a PET layer; the ninth layer is a CPP layer.

PET is short for polyethylene terephthalate, is a polymer with high crystallinity, has smooth and glossy surface, has better oil resistance, solvent resistance, grease resistance and other performances, has the advantages of better toughness, weather resistance, chemical resistance stability and low water absorption, has good effects on the aspects of gas resistance, water, oil and peculiar smell, and further ensures that the card deoxidizer has better oil resistance, grease resistance, solvent resistance, acid and alkali resistance and other performances when the PET is used for a card deoxidizer, and further reduces the possibility field of powder leakage of the card deoxidizer.

The PAP film is made of an aluminum-plastic composite material, and the formed film is an aluminum film and has good water resistance. Thereby improving the water resistance of the indication deoxidizer.

PE is short for polypropylene, has the performances of oil resistance, solvent resistance, grease resistance and the like, and can reduce the occurrence of corrosion leak and the possibility of powder leakage when used in a card deoxidizer.

CPP is polypropylene (PP) film produced by casting extrusion molding process in plastic industry, has barrier smell and water vapor, and has corrosion resistance to acid, alkali, salt solution and various organic solvents, so that the corrosion phenomenon of card deoxidizer can be reduced, and the possibility of powder leakage is reduced.

In conclusion, the film layer that this application formed through PE, PAP, PET, PP etc. for compound formation first sheet, second sheet and third sheet, reduce the possibility that appears corroding, reduce the possibility that leaks powder, bond between each sheet simultaneously and stabilize, reduce the possibility that the edge of card deoxidizer appears cracking.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the deoxidizing piece, the deoxidizing effect of the deoxidizing agent is effectively improved, and the third sheet layer can prevent the second sheet layer from being in direct contact with food, so that the food safety performance is improved. Through the heat seal, make third sheet, second sheet and first sheet four edges connect, make the card deoxidizer surface that forms more level and smooth, and four edges are connected more stably, reduce the phenomenon that leaks powder.

Drawings

FIG. 1 is a schematic diagram of the bulk layer structure of a card deoxidizer.

FIG. 2 is a schematic diagram of the layer structure of a card deoxidizer.

Reference numerals illustrate: 1. a body; 2. a first ply; 23. a first layer; 231. a first ventilation hole; 24. a second layer; 25. a third layer; 3. a second sheet; 33. a fourth layer; 34. a fifth layer; 35. a sixth layer; 4. a third ply; 41. a seventh layer; 42. an eighth layer; 43. a ninth layer; 5. a second ventilation hole; 5. a deoxidizing member; 6. an indicator.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses a card deoxidizer. Referring to fig. 1 and 2, including body 1, body 1 has set gradually first sheet 2 from the lower surface to the upper surface, deoxidizing piece 5, second sheet 3, indicator 6 and third sheet 4, first sheet 2, second sheet 3 and third sheet 4's four edges are fixed through the heat-seal, indicator 6, deoxidizing piece 5 all are located the middle part of body 1, and deoxidizing piece 5 and the marginal area of first sheet 2 and second sheet 3, indicator 6 is not close to the marginal area of second sheet 3 and third sheet 4, and then during the heat-seal, can make first sheet 2, second sheet 3 and third sheet 4 connect stably, avoid indicator 6 or deoxidizing piece 5 to be close to the edge, thereby influence sealed stability.

The first sheet layer 2 comprises a first layer 23, a second layer 24 and a third layer 25, one surface of the second layer 24 is fixedly connected with the first layer 23, the other surface of the second layer 24 is fixedly connected with the third layer 25, so that the formed layer structure of the second sheet layer 3 is stable, and after heat sealing, the four edges of the third layer 25 are fixed with the four edges of the second sheet layer 3. Meanwhile, after heating, the second layer 24 is fixedly connected with the third layer 25 and the first layer 23, so that the structural stability of the first sheet layer 2 of the card deoxidizer is improved, and the possibility of powder leakage of the card deoxidizer is reduced.

The first layer 23 and the third layer 25 are provided with at least one first ventilation hole 231, and the number of the first ventilation holes 231 is a plurality, and the first ventilation holes 231 can be arranged in a matrix or irregularly. Is beneficial to improving the air permeability of the card deoxidizer.

Further, the first layer 23 is a PET layer made of PE material; the second layer 24 is a PE layer made of PAP material; the third layer 25 is a PE layer made of PE material, and the first sheet layer 2 has the advantages of better water resistance, leakage resistance and oil resistance through the layer structure formed by the materials, so that the food safety of the deoxidizer is improved. Meanwhile, after heating, the third sheet layer 4 is fixedly connected with the first sheet layer 2 and the second sheet layer 3, so that the structural stability of the card deoxidizer body 1 is improved, and the possibility of powder leakage of the card deoxidizer is reduced.

The second sheet layer 3 comprises a fourth layer 33, a fifth layer 34 and a sixth layer 35, one surface of the fifth layer 34 is fixedly connected with the fourth layer 33, the other surface of the fifth layer 34 is fixedly connected with the sixth layer 35, the layer structure of the second sheet layer 3 is stable, after heat sealing, four edges of the fourth layer 33 are fixedly connected with four edges of the third sheet layer 4, and four edges of the sixth layer 35 are fixedly connected with four edges of the third sheet layer 4. The first sheet layer 2 is tightly connected with the second sheet layer 3, so that the phenomenon of powder leakage of the indication deoxidizer is reduced.

Further, the fourth layer is a PE layer made of PE material; the fifth layer is a PAP layer made of PAP material; the sixth layer is PE layer made of PE material, and adopts the layer structure formed by the materials, so that the second sheet layer has the advantages of better water resistance, leakage resistance and oil resistance, and the food safety of the deoxidizer is improved.

The third sheet layer 4 comprises a seventh layer 41, an eighth layer 42 and a ninth layer 43, one surface of the eighth layer 42 is fixedly connected with the seventh layer 41, and the other surface of the eighth layer 42 is fixedly connected with the ninth layer 43, so that the structural connection temperature of the third sheet layer 4 is ensured. At least one second ventilation hole 45 is formed in each of the seventh layer 41, the eighth layer 42 and the ninth layer 43, and the second ventilation holes 45 of the seventh layer 41, the second ventilation holes 45 of the eighth layer 42 and the second ventilation holes 45 of the ninth layer 43 are staggered, so that direct contact between the indicator 6 and food can be reduced, and good ventilation can be maintained, and air can enter and contact with the indicator 6. The seventh layer 41, the eighth layer 42 and the ninth layer 43 are all transparent films, so that the indication condition of the indicator can be observed conveniently. When the number of the second ventilation holes 45 is plural, such as 2, 10, 20, 50, 100, etc., the arrangement of the second ventilation holes 45 may be a matrix arrangement, an irregular arrangement, etc.

After heat sealing, the seventh layer 41 is fixedly connected with the sixth layer 35 of the second sheet layer 3, so that the connection stability of the second sheet layer 3 and the third sheet layer 4 is further improved, the indicator 6 is not easy to leak, and the possibility of powder leakage of the card deoxidizer is reduced.

Further, the seventh layer is a PET layer made of PET material; the eighth layer is a PEP layer made of PET material; the sixth layer is CPP layer made of CPP material. The layer structure made of the materials is stable, and the possibility of powder leakage of the card deoxidizer is reduced.

The implementation principle of the card deoxidizer in the embodiment of the application is as follows: when the first sheet layer 2 is produced, the first layer 23 and the third layer 25 are perforated, so that the first air holes 231 are formed in the first layer 23 and the third layer 25, the first layer 23, the second layer 24 and the third layer 25 are sequentially stacked, and after being heated and pressed, the first layer 23, the second layer 24 and the third layer 25 are fixedly connected to each other, so that the first sheet layer 2 with a stable structure is obtained.

The fourth layer 33, the fifth layer 34 and the sixth layer 35 are sequentially stacked, heated and thermally pressed, so that the fourth layer 33, the fifth layer 34 and the sixth layer 35 form the second sheet 3 with stable structure.

The seventh layer 41, the eighth layer 42 and the ninth layer 43 are respectively perforated to obtain second ventilation holes 45, and then the second ventilation holes 45 are sequentially stacked and heated for lamination, so that the seventh layer 41, the eighth layer 42 and the ninth layer 43 are tightly connected, and the third sheet layer 4 with stable structure is obtained.

Finally, the first sheet 2, the deoxidizing part 5, the second sheet 3, the indicating part 6 and the third sheet 4 are sequentially stacked, at this time, the deoxidizing part 5 and the indicating part 6 are all placed in the middle, the fourth layer 33 of the second sheet 3 is close to the third layer 25 of the first sheet 2, the sixth layer 35 of the second sheet 3 is close to the seventh layer 41 of the third sheet 4, and then the edges of the first sheet 2, the second sheet 3 and the third sheet 4 are heated, and then heat sealing and bonding are performed, so that the card deoxidizer with stable structure is formed.

In conclusion, the structure of each sheet layer is stable, and the four-side heat sealing mode is adopted, so that the obtained card deoxidizer is stable in structure and smooth in surface, the convenience in the throwing process is improved, and the possibility of powder leakage is reduced; meanwhile, the four-side seal reduces the exposure of the indicator, avoids the direct contact of the indicator with food, and improves the food safety.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A card deoxidizer comprising a body (1), characterized in that: the body (1) has set gradually first lamina (2), second lamina (3) and third lamina (4) from lower surface to upper surface, body (1) is provided with deoxidization piece (5), deoxidization piece (5) embed in between first lamina (2) and second lamina (3), the four edges of first lamina (2), second lamina (3) and third lamina (4) are fixed through the heat-seal.

2. A card deoxidizer according to claim 1, wherein: the first sheet layer (2) is provided with a first layer (23), a second layer (24) and a third layer (25) in sequence from one side far away from the second sheet layer (3), and the first layer (23) and the third layer (25) are provided with at least one first ventilation hole (231).

3. A card deoxidizer according to claim 2, wherein: the first layer (23) is a PET layer, the second layer (24) is a PAP layer, and the third layer (25) is a PE layer.

4. A card deoxidizer according to claim 1, wherein: the body (1) is also provided with an indicator (6), and the indicator (6) is concealed between the second sheet (3) and the third sheet (4).

5. A card deoxidizer according to claim 1, wherein: the second sheet layer (3) is provided with a fourth layer (33), a fifth layer (34) and a sixth layer (35) in this order from the side away from the first sheet layer (2).

6. A card deoxidizer according to claim 5, wherein: the fourth layer (33) is a PE layer; the fifth layer (34) is a PAP layer; the sixth layer (35) is a PE layer.

7. A card deoxidizer according to claim 1, wherein: the third sheet layer (4) is provided with a seventh layer (41), an eighth layer (42) and a ninth layer (43) in sequence from the side far away from the second sheet layer (3), the seventh layer (41), the eighth layer (42) and the ninth layer (43) are provided with at least one second ventilation hole (45), the second ventilation holes (45) of the seventh layer (41), the eighth layer (42) and the ninth layer (43) are staggered, and the seventh layer (41), the eighth layer (42) and the ninth layer (43) are transparent film layers.

8. A card deoxidizer according to claim 7, wherein: the seven layers are PET layers; the eighth layer (42) is a PET layer; the ninth layer (43) is a CPP layer.