CN213706504U

CN213706504U - Ultraviolet aging resistant composite packaging film

Info

Publication number: CN213706504U
Application number: CN202021151555.3U
Authority: CN
Inventors: 杨东
Original assignee: Shandong Shunkai Composite Materials Co ltd
Current assignee: Shandong Shunkai Composite Materials Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-07-16
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses an ultraviolet aging resistant composite packaging film, including base film, hygroscopic layer, cavity and wearing layer, first notch has been seted up to the upper surface of base film, and the viscose layer has evenly been paintd to the inner wall bottom of first notch, the upper surface of base film is connected with the hygroscopic layer, and the bottom of hygroscopic layer is located the inside of first notch to the second notch has been seted up to the lower surface of base film, the lower surface of base film is connected with the heat-seal water proof membrane, and the lower surface of heat-seal water proof membrane is connected with the sun-proof membrane of polyurethane, the lower surface of the sun-proof membrane of polyurethane is connected with the heat-resistant layer, and the cavity has been seted up to the inside of heat-resistant layer, the lower fixed surface on heat-resistant layer is connected with the ferrocene layer, and. The ultraviolet aging resistant composite packaging film can resist ultraviolet irradiation and is not easy to damage due to ultraviolet irradiation, so that products or food packaged inside can be fully protected.

Description

Ultraviolet aging resistant composite packaging film

Technical Field

The utility model relates to a composite packaging film technical field specifically is an ultraviolet-resistant ageing composite packaging film.

Background

After products or food are manufactured, the products or the food are generally packed by using a packaging film, and due to the development of the technology, the traditional packaging film does not meet the use requirements of people any more, so that a composite packaging film appears on the market, wherein the composite packaging film is formed by printing, compounding and other processes of a plurality of layers of films;

however, the existing composite packaging films in the market are easily damaged by ultraviolet rays when in use, so that products or food packaged in the composite packaging films cannot be continuously packaged and protected, and therefore, an ultraviolet ray aging resistant composite packaging film is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultraviolet ray resistant composite packaging film that ages to solve the current composite packaging film on the market that proposes in the above-mentioned background art when using, receive ultraviolet ray's damage easily, lead to the unable problem that obtains the packing protection of continuation of its inside packing's product or food.

In order to achieve the above object, the utility model provides a following technical scheme: an ultraviolet aging resistant composite packaging film comprises a base film, a moisture absorption layer, a cavity and a wear-resistant layer, wherein a first notch is formed in the upper surface of the base film, an adhesive layer is uniformly coated on the bottom of the inner wall of the first notch, the moisture absorption layer is connected to the upper surface of the base film, the bottom of the moisture absorption layer is located inside the first notch, and a second notch is formed in the lower surface of the base film;

the lower surface of base film is connected with the heat-seal water proof membrane, and the lower surface of heat-seal water proof membrane is connected with the sun-proof membrane of polyurethane, the lower surface of the sun-proof membrane of polyurethane is connected with the heat-resistant layer, and the cavity has been seted up to the inside on heat-resistant layer to the inside of cavity is provided with the inside lining that length dimension is the same with the heat-resistant layer, the lower fixed surface on heat-resistant layer is connected with ferrocene layer, and ferrocene layer's lower fixed surface is connected with the.

Preferably, the lower surface of the moisture absorption layer is in an arc structure, the radius of curvature of the arc structure is the same as that of the first notch, and the moisture absorption layer is uniformly distributed on the base film.

Preferably, the upper surface of the heat-seal waterproof film is of a pointed tooth-shaped protruding structure, and the positions of the protruding structures correspond to the positions of the second notches one by one.

Preferably, the interior of the polyurethane sun-proof membrane is of a hollow structure, the hollow structure is distributed in the interior of the polyurethane sun-proof membrane at equal intervals, and the polyurethane sun-proof membrane, the heat-seal waterproof membrane and the heat-resistant layer are tightly attached in a gluing mode.

Preferably, the longitudinal section of the lining is of a fold line structure, and the top end and the bottom end of the lining are fixedly connected with the inner wall of the heat-resistant layer.

Preferably, the thickness and the size of the ferrocene layer are the same as those of the wear-resistant layer, and the connection mode of the ferrocene layer and the wear-resistant layer is bonding connection.

Compared with the prior art, the beneficial effects of the utility model are that: the ultraviolet aging resistant composite packaging film can resist ultraviolet irradiation and is not easy to damage due to ultraviolet irradiation, so that products or food packaged inside can be fully protected;

1. the upper surface of the heat-seal waterproof film is of a pointed tooth-shaped protruding structure, and the protruding structure corresponds to the second notch in position one by one, so that the heat-seal waterproof film is not easy to slip after being connected with the base film;

2. the interior of the polyurethane sun-proof membrane is of a hollow structure, the hollow structure is distributed in the polyurethane sun-proof membrane at equal intervals, and ultraviolet-proof aluminum powder particles can be filled in the interior of the conventional polyurethane sun-proof membrane through the hollow structure, so that the composite membrane has strong ultraviolet-proof capability.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front view structure of the base film of the present invention;

fig. 3 is a schematic view of the base film of the present invention.

In the figure: 1. a base film; 2. a first notch; 3. an adhesive layer; 4. a moisture-absorbing layer; 5. a second recess; 6. Heat-sealing the waterproof film; 7. a polyurethane sunscreen film; 8. a heat-resistant layer; 9. a cavity; 10. a liner; 11. a ferrocene layer; 12. and a wear-resistant layer.

Detailed Description

In the following, reference will be made to the accompanying drawings in the embodiments of the present invention for clearly and completely describing the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an ultraviolet aging resistant composite packaging film comprises a base film 1, a first notch 2, an adhesive layer 3, a moisture absorption layer 4, a second notch 5, a heat-seal waterproof film 6, a polyurethane sun-proof film 7, a heat-resistant layer 8, a cavity 9, a lining 10, a ferrocene layer 11 and a wear-resistant layer 12, wherein the first notch 2 is formed in the upper surface of the base film 1, the adhesive layer 3 is uniformly coated on the bottom of the inner wall of the first notch 2, the moisture absorption layer 4 is connected to the upper surface of the base film 1, the bottom of the moisture absorption layer 4 is positioned inside the first notch 2, and the second notch 5 is formed in the lower surface of the base film 1;

the lower surface of the base film 1 is connected with a heat-sealing waterproof film 6, the lower surface of the heat-sealing waterproof film 6 is connected with a polyurethane sun-proof film 7, the interior of the polyurethane sun-proof film 7 is of a hollow structure, the hollow structure is distributed in the polyurethane sun-proof film 7 at equal intervals, the polyurethane sun-proof film 7, the heat-sealing waterproof film 6 and the heat-resistant layer 8 are tightly attached in a gluing mode, ultraviolet-proof aluminum powder particles can be filled in the hollow structure, ultraviolet rays can be blocked by matching with the polyurethane sun-proof film 7, the lower surface of the polyurethane sun-proof film 7 is connected with the heat-resistant layer 8, a cavity 9 is formed in the heat-resistant layer 8, a lining 10 with the same length size as the heat-resistant layer 8 is arranged in the cavity 9, the longitudinal section of the lining 10 is of a fold line structure, the top end and the bottom end of the lining 10 are fixedly connected with the inner wall of the heat-resistant layer, the lower fixed surface of heat-resistant layer 8 is connected with ferrocene layer 11, and the lower fixed surface of ferrocene layer 11 is connected with wearing layer 12, and ferrocene layer 11 is the same with wearing layer 12's thickness size, and the connected mode of ferrocene layer 11 and wearing layer 12 is for pasting the connection, utilizes ferrocene layer 11 to make this complex film have high thermal stability, and the material makes the difficult wearing and tearing of this complex film for the wearing layer 12 of polyethylene simultaneously.

As shown in fig. 1 and 2, the lower surface of the moisture absorption layer 4 has an arc structure, the radius of curvature of the arc structure is the same as the radius of curvature of the first notch 2, and the moisture absorption layer 4 is uniformly distributed on the base film 1, so that the moisture absorption layer 4 can be stably embedded in the base film 1, thereby absorbing moisture.

As shown in fig. 1, the upper surface of the heat-seal waterproof film 6 has a pointed tooth-shaped protruding structure, and the positions of the protruding structure correspond to the positions of the second recesses 5 one by one, so that the heat-seal waterproof film 6 is not easy to slip after being connected with the base film 1.

The working principle is as follows: when the ultraviolet aging resistant composite packaging film is used, firstly, the moisture absorption layer 4 which is made of high polymer materials and is positioned in the first notch 2 and is shown in fig. 1 can absorb external moisture, so that the moisture is prevented from directly invading into the composite film, the moisture absorption layer 4 is stably fixed on the base film 1 through the viscose layer 3, meanwhile, the viscose layer 3 can separate the moisture absorbed by the moisture absorption layer 4, and the moisture is prevented from invading into the composite film through the moisture absorption layer 4 as a medium;

after the base film 1 is connected with the heat-seal waterproof film 6, as shown in fig. 1, the heat-seal waterproof film 6 prevents the protruding structure on the surface from being matched with the second notch 5, so that the base film 1 can be prevented from slipping after being connected with the heat-seal waterproof film 6, and the heat-seal waterproof film 6 further blocks moisture;

the polyurethane sun-proof membrane 7 blocks external ultraviolet rays, and simultaneously, the hollow structure inside the polyurethane sun-proof membrane can be filled with ultraviolet-proof aluminum powder particles, so that the blocking of the ultraviolet rays is more effective, the inner lining 10 positioned inside the heat-resistant layer 8 strengthens the toughness of the composite membrane, meanwhile, the heat-resistant layer 8 is made of polytetrafluoroethylene, and the ferrocene layer 11 is matched at the moment, so that the composite membrane has high thermal stability, and the wear-resistant layer 12 avoids the composite membrane from being worn, which is the whole process for using the ultraviolet-resistant aging composite packaging membrane, and the content which is not described in detail in the specification belongs to the prior art known by professional technicians in the field.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultraviolet ageing resistant composite packaging film, includes base film (1), hygroscopic layer (4), cavity (9) and wearing layer (12), its characterized in that: the upper surface of the base film (1) is provided with a first notch (2), the bottom of the inner wall of the first notch (2) is uniformly coated with an adhesive layer (3), the upper surface of the base film (1) is connected with a moisture absorption layer (4), the bottom of the moisture absorption layer (4) is positioned inside the first notch (2), and the lower surface of the base film (1) is provided with a second notch (5);

the lower surface of base film (1) is connected with heat-seal water proof membrane (6), and the lower surface of heat-seal water proof membrane (6) is connected with the sun-proof membrane of polyurethane (7), the lower surface of the sun-proof membrane of polyurethane (7) is connected with heat-resistant layer (8), and cavity (9) have been seted up to the inside of heat-resistant layer (8) to the inside of cavity (9) is provided with inside lining (10) that length dimension and heat-resistant layer (8) are the same, the lower fixed surface of heat-resistant layer (8) is connected with ferrocene layer (11), and the lower fixed surface of ferrocene layer (11) is connected with wearing layer (12).

2. The ultraviolet aging resistant composite packaging film as set forth in claim 1, wherein: the lower surface of the moisture absorption layer (4) is of an arc-shaped structure, the curvature radius of the arc-shaped structure is the same as that of the first notch (2), and the moisture absorption layer (4) is uniformly distributed on the base film (1).

3. The ultraviolet aging resistant composite packaging film as set forth in claim 1, wherein: the upper surface of the heat-seal waterproof film (6) is of a pointed tooth-shaped protruding structure, and the position of the protruding structure corresponds to the position of the second notch (5) one by one.

4. The ultraviolet aging resistant composite packaging film as set forth in claim 1, wherein: the interior of the polyurethane sun-proof film (7) is of a hollow structure, the hollow structure is distributed in the interior of the polyurethane sun-proof film (7) at equal intervals, and the polyurethane sun-proof film (7) is tightly attached to the heat-seal waterproof film (6) and the heat-resistant layer (8) in a gluing mode.

5. The ultraviolet aging resistant composite packaging film as set forth in claim 1, wherein: the longitudinal section of the lining (10) is of a fold line structure, and the top end and the bottom end of the lining (10) are fixedly connected with the inner wall of the heat-resistant layer (8).

6. The ultraviolet aging resistant composite packaging film as set forth in claim 1, wherein: the thickness dimension of ferrocene layer (11) and wearing layer (12) is the same, and the connection mode of ferrocene layer (11) and wearing layer (12) is for pasting the connection.