CN216402445U

CN216402445U - Cellular-type wrapping bag

Info

Publication number: CN216402445U
Application number: CN202123043013.1U
Authority: CN
Inventors: 陈凯朗; 张钊明; 杨家发; 樊建军
Original assignee: Jinhua Shenhua Packaging Materials Co ltd
Current assignee: Jinhua Shenhua Packaging Materials Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-29
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to a separated packaging bag which comprises a bag body made of a packaging film, wherein the packaging film comprises a first polyester film layer contacting with the outside and a polyethylene film layer contacting with an internal object, the polyethylene film layers of the two packaging films are integrally connected to form an easy-to-tear heat sealing tape, the inner cavity of the bag body is divided into a plurality of independent chambers by the easy-to-tear heat sealing tape, and a sealing area used for ensuring the sealing property of the inner cavity is arranged on the periphery of the bag body. The food packaging box can separate and store two food materials in an isolated manner during packaging, and can remix the two food materials during eating.

Description

Cellular-type wrapping bag

Technical Field

The utility model belongs to the technical field of food packaging, and particularly relates to a separated packaging bag.

Background

In daily life, mixed nut snacks are frequently encountered, and are mainly eaten by mixing nut kernels with dried fruits. However, the requirements of the two foods on the water content control of the storage conditions are different, relatively speaking, the water content of the nut meat for keeping the best mouthfeel is lower, the water content of the dried fruit for keeping the best mouthfeel is higher, if the two foods are directly mixed and packaged, the water in the dried fruit can be absorbed by the nut meat, the water in the nut meat is increased, the mouthfeel is influenced, and the water in the dried fruit is reduced, the mouthfeel is also influenced. Both require separate packaging.

Disclosure of Invention

The utility model aims to provide a separated packaging bag, which can separate and store two food materials in a separated manner during packaging and can remix the two food materials during eating.

In order to solve the technical problem, the technical scheme of the utility model is as follows: the utility model provides a cellular-type wrapping bag, includes the bag body of making by the packaging film, and the packaging film is including the outside first polyester film layer of contact and the polyethylene film layer of contact built-in thing, and the polyethylene film layer body coupling of two-layer packaging film forms easily takes off the heat-seal area, easily takes off the heat-seal area and separates into the independent cavity of a plurality of with bag body inner chamber, and bag body periphery is equipped with the seal area that is used for guaranteeing the inner chamber leakproofness. The polyester film has good air tightness and aroma retention, is beneficial to food storage, and also has good printability, thereby being convenient for printing of outer packages.

Preferably, the front and back of the bag body are provided with easy-to-tear lines, and the easy-to-tear lines on the front and back are arranged in an aligned manner. This setting guarantees to tear the mouth neat.

Preferably, the tear line is located above the chambers and passes through several chambers in succession. Can tear a plurality of cavity simultaneously, make things convenient for follow-up mixture to eat.

Preferably, the easy-to-tear line is formed by arranging a plurality of short lines which are uniformly distributed. The top layer of the easy-tearing part is in a half-cutting half-connecting state, so that the subsequent tearing can be facilitated, and the integral stiffness of the bag body is not influenced.

Preferably, an ink layer is arranged between the first polyester film layer and the polyethylene film layer. The ink layer adopts general PET printing ink.

Preferably, an aluminized polyester film layer is arranged between the ink layer and the polyethylene film layer. The aluminized polyester film layer has the function of blocking, the moisture permeability is less than 3, the oxygen permeability is less than 2, the water oxygen content of the inner cavity is controlled, and the basic storage condition is ensured.

Preferably, a second polyester film layer is arranged between the aluminized polyester film layer and the polyethylene film layer. Used for enhancing the stiffness of the bag body.

Preferably, a first adhesive layer is arranged between the ink layer and the aluminized polyester film layer. The application of the water-based adhesive has small damage to an aluminized structure, high composite strength and environmental protection requirement.

Preferably, a second adhesive layer is arranged between the aluminized polyester film layer and the second polyester film layer, and a second adhesive layer is also arranged between the second polyester film layer and the polyethylene film layer. The second adhesive layer adopts solvent type adhesive or common solvent-free adhesive, so that the connection strength is ensured.

Preferably, the polyethylene film layer comprises a first layer, a second layer and a third layer which are sequentially stacked, wherein the LLDPE linear low density polyethylene specific gravity of the second layer, the LLDPE linear low density polyethylene of the third layer and the LLDPE linear low density polyethylene of the first layer are sequentially increased, and the third layer is in contact with the built-in object. The first layer is mainly contacted with the second adhesive layer, so that the composite strength of the first layer and other materials is ensured; the second layer mainly plays a role in supporting the membrane and belongs to a framework; the third layer provides primarily heat seal properties; by improving the material formula of the polyethylene film layer and adopting proper temperature to ensure the easy-to-uncover effect of the easy-to-uncover heat-seal belt, the polyethylene film can be completely sealed by common heat seal, two layers of polyethylene films cannot be uncovered, the two layers of films can be easily uncovered after the material is adopted for heat seal, the temperature range of heat seal is large, and the polyethylene film cannot be sealed at dozens of degrees of temperature; the sealing performance of the whole packaging bag is good before the packaging bag is opened, and the shelf life of the contents and food can not be influenced.

In summary, compared with the prior art, the utility model has the following advantages:

according to the utility model, the easy-to-tear heat-seal tape is arranged in the bag body to divide the inner cavity of the bag body into a plurality of independent chambers, each chamber can be sealed and packaged independently, and different types of foods can be stored independently; the easy-to-tear heat sealing strip is made of a specific polyethylene material and the temperature of the bag making ironing knife is reasonably adjusted to achieve the easy-to-tear effect, and can be torn when in use, so that different chambers can be communicated to mix and eat internal food; in addition, the fixation of the easy-tearing heat sealing belt in the middle is omitted, and the opening of the inner cavity of the bag body is enlarged, so that the internal food is conveniently taken.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the layer structure of the packaging film of the present invention.

The reference numbers in the figures are:

1. packaging the film; 2. a bag body; 3. a first polyester film layer; 4. a polyethylene film layer; 5. the heat seal tape is easy to uncover; 6. a chamber; 7. an easily torn line; 8. an ink layer; 9. aluminizing a polyester film layer; 10. a first adhesive layer; 11. a second adhesive layer; 12. a second polyester film layer; 13. a seal area; 41. a first layer; 42. a second layer; 43. and a third layer.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples.

Example (b):

as shown in fig. 1-2, a cellular-type wrapping bag, includes the bag body 2 made by packaging film 1, and packaging film 1 is including contacting outside first polyester film layer 3 and the polyethylene film layer 4 of contact built-in thing, and polyethylene film layer 4 an organic whole of two-layer packaging film 1 connects and forms easily taking off heat-seal area 5, easily takes off heat-seal area 5 and separates into a plurality of independent cavity 6 with bag body 2 inner chamber, and bag body 2 periphery is equipped with the seal area 13 that is used for guaranteeing the inner chamber leakproofness. The polyester film has good air tightness and aroma retention, is beneficial to food storage, has good printability and is convenient for printing of outer packages, the inner cavity of the bag body 2 is divided into a plurality of independent cavities 6 by arranging the easy-to-tear heat sealing tape 5 in the bag body 2, each cavity 6 can be sealed and packaged independently, and different types of foods can be stored independently; the easy-to-tear heat sealing strip 5 realizes the easy-to-tear effect by selecting a specific polyethylene material and reasonably adjusting the temperature of the bag-making ironing knife, and the easy-to-tear heat sealing strip 5 can be torn when in use, so that different chambers 6 can be communicated to mix and eat internal foods; in addition, the fixation of the middle easy-tearing heat sealing belt is omitted, and the opening of the inner cavity of the bag body 2 is enlarged, so that the internal food is conveniently taken.

The positive and negative of the bag body 2 all is equipped with easily tears line 7, and the easily tearing line 7 of positive and negative aligns the setting. This setting guarantees to tear the mouth neat.

The tear line 7 is located above the chambers 6 and passes through several chambers 6 in succession. Can tear a plurality of cavity 6 simultaneously, make things convenient for follow-up mixture to eat.

The easy-to-tear line 7 is formed by arranging a plurality of short lines which are uniformly distributed. The top layer of the easy-tearing part is in a half-cutting half-connecting state, so that the subsequent tearing can be facilitated, and the integral stiffness of the bag body 2 is not influenced.

An ink layer 8 is arranged between the first polyester film layer 3 and the polyethylene film layer 4. The ink layer 8 adopts general-purpose PET ink.

An aluminized polyester film layer 9 is arranged between the ink layer 8 and the polyethylene film layer 4. The aluminized polyester film layer 9 has the function of blocking, the moisture permeability is less than 3, the oxygen permeability is less than 2, the water oxygen content of the inner cavity is controlled, and the basic storage condition is ensured.

A second polyester film layer 12 is arranged between the aluminized polyester film layer 9 and the polyethylene film layer 4. Used for enhancing the stiffness of the bag body 2.

A first adhesive layer 10 is arranged between the ink layer 8 and the aluminized polyester film layer 9. The application of the water-based adhesive has small damage to an aluminized structure, high composite strength and environmental protection requirement.

A second adhesive layer 11 is arranged between the aluminized polyester film layer 9 and the second polyester film layer 12, and a second adhesive layer 11 is also arranged between the second polyester film layer 12 and the polyethylene film layer 4. The second adhesive layer 11 adopts solvent type adhesive or common solvent-free adhesive to ensure the connection strength.

The polyethylene film layer 4 includes a first layer 41, a second layer 42 and a third layer 43 which are sequentially laminated, and LLDPE linear low density polyethylene of the second layer 42, the third layer 43 and the first layer 41 is sequentially increased in specific gravity, wherein the third layer 43 contacts the insert. The first layer 41 mainly contacts the second adhesive layer 11, so that the composite strength with other materials is ensured; the second layer 42 mainly serves as a membrane support and belongs to a framework; the third layer 43 mainly provides heat-sealing properties; by improving the material formula of the polyethylene film layer 4 and adopting proper temperature to ensure the easy-to-uncover effect of the easy-to-uncover heat-seal belt 5, the polyethylene film can be completely sealed by common heat seal, two layers of polyethylene films cannot be uncovered, the two layers of films can be easily uncovered after the material is adopted for heat seal, the temperature range of the heat seal is large, and the polyethylene films cannot be sealed at dozens of degrees of temperature; the sealing performance of the whole packaging bag is good before the packaging bag is opened, and the shelf life of the contents and food can not be influenced.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides a cellular-type wrapping bag, a serial communication port, include bag body (2) of being made by packaging film (1), packaging film (1) is including contacting outside first polyester film layer (3) and contacting polyethylene film layer (4) of built-in thing, polyethylene film layer (4) an organic whole of two-layer packaging film (1) are connected and are formed and easily take off heat-seal area (5), easily take off heat-seal area (5) and separate into a plurality of independent cavity (6) with bag body (2) inner chamber, bag body (2) periphery is equipped with sealing area (13) that are used for guaranteeing the inner chamber leakproofness.

2. The divided packaging bag according to claim 1, wherein the front and back sides of the packaging bag are provided with easy-to-tear lines (7), and the easy-to-tear lines (7) on the front and back sides are aligned.

3. A divided packaging bag according to claim 2, wherein the tear line (7) is located above the chambers (6) and passes through several chambers (6) in succession.

4. A divided packaging bag according to claim 2, wherein the tear line (7) is formed by an arrangement of several evenly distributed short lines.

5. Divided packaging bag according to claim 1, characterized in that an ink layer (8) is provided between the first mylar layer (3) and the polyethylene film layer (4).

6. The barrier bag of claim 5, wherein an aluminized polyester film layer (9) is provided between the ink layer (8) and the polyethylene film layer (4).

7. The barrier bag of claim 6, wherein a second polyester film layer (12) is provided between the aluminized polyester film layer (9) and the polyethylene film layer (4).

8. The divided packaging bag according to claim 6, wherein a first adhesive layer (10) is provided between the ink layer (8) and the aluminum-plated polyester film layer (9).

9. The barrier bag of claim 7, wherein a second adhesive layer (11) is provided between the aluminized polyester film layer (9) and the second polyester film layer (12), and a second adhesive layer (11) is also provided between the second polyester film layer (12) and the polyethylene film layer (4).

10. The barrier bag of any one of claims 1 to 9, wherein the polyethylene film layer (4) comprises a first layer (41), a second layer (42) and a third layer (43) which are sequentially laminated, the LLDPE of the second layer (42), the third layer (43) and the first layer (41) having an increased specific gravity in the order in which the third layer (43) contacts the insert.