Packaging film

Abstract

The utility model discloses a packaging film which comprises a first base material layer and a second base material layer, a gold stamping layer is arranged between the first base material layer and the second base material layer, a first protection layer is arranged on the face, away from the gold stamping layer, of the first base material layer, and a second protection layer is arranged on the face, away from the gold stamping layer, of the second base material layer. Each of the first substrate layer and the second substrate layer comprises a first tensile layer, a first curing adhesive layer and a first nylon layer, the first nylon layer is connected with the gold stamping layer, the other surface of the first nylon layer is connected with the first curing adhesive layer, one surface of the first curing adhesive layer is connected with the first tensile layer, the first tensile layer of the first substrate layer is connected with the first protective layer, and the second tensile layer of the second substrate layer is connected with the second protective layer. And the first tensile layer of the second base material is connected with the second protective layer. The gold stamping layer is clamped between the first base material layer and the second base material layer, and the first base material layer and the second base material layer have good mechanical strength and can protect the gold stamping layer.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of packaging material more particularly, relate to a kind of packaging film. BACKGROUND

[0002] Packaging film often needs to print the identification of product and other information, information is usually printed on film material by the way of hot stamping. The strength of the hot stamping film is insufficient and directly contacted with the outside during packaging, which is easy to cause wear and tear, hole and other problems during transportation and handling, affecting the packaging quality. SUMMARY

[0003] The utility model aims at overcoming the insufficient of prior art, provide a kind of packaging film with higher strength.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of packaging film, including first base material layer and second base material layer, the first base material layer and second base material layer between being provided with gold stamping layer, the first base material layer is provided with first protective layer away from the gold stamping layer side, the second base material layer is provided with second protective layer away from the gold stamping layer side, the first base material layer and second base material layer all include first tensile layer, first solidified glue layer and first nylon layer, the first nylon layer connects the gold stamping layer, the other side of the first nylon layer connects the first solidified glue layer, the side of the first solidified glue layer connects the first tensile layer, the first tensile layer of the first base material layer connects the first protective layer, the first tensile layer of the second base material connects the second protective layer.

[0005] Further, the first tensile layer is a polyurethane tensile layer, and the first solidified glue layer is a UA resin material.

[0006] Further, the first protective layer includes a buffer layer, and the buffer layer is provided with a plurality of air bubbles away from the first base material layer.

[0007] Further, the first protective layer further includes a first adhesive layer connecting the buffer layer and the first base material layer, the buffer layer is provided with a first groove away from the first adhesive layer, the first base material layer is provided with a second groove away from the first adhesive layer, and the first adhesive layer is embedded in the first groove and the second groove.

[0008] Further, the second protective layer includes a support layer connecting the second base material layer, the support layer is composed of a plurality of warp threads and weft threads, and the support layer is connected with an antibacterial layer away from the second base material layer.

[0009] Further, the warp threads and weft threads are both polyethylene materials, and the antibacterial layer is a nano zinc oxide fiber material.

[0010] In summary, the utility model has the following beneficial effects:

[0011] The first substrate layer and the second substrate layer sandwich the gold stamping layer, the first substrate layer and the second substrate layer have good mechanical strength, and can protect the gold stamping layer. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The utility model discloses a structure schematic diagram;

[0013] Figure 2 The utility model discloses Figure 1 The enlarged view of A in the middle;

[0014] Figure 3 The structure schematic diagram of the first substrate layer and the second substrate layer;

[0015] Figure 4 The structure schematic diagram of the second protection layer;

[0016] The gold stamping layer 100, the first substrate layer 200, the second groove 201, the first nylon layer 210, the first solidified glue layer 220, the first tensile layer 230, the second substrate layer 300, the first protection layer 400, the buffer layer 410, the first groove 411, the bubble 412, the first viscose layer 420, the second protection layer 500, the support layer 510, the warp 511, the weft 512, the antibacterial layer 520. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Refer to Figures 1 to 4The embodiment discloses a packaging film, which comprises a first substrate layer 200 and a second substrate layer 300, a gold stamping layer 100 is arranged between the first substrate layer 200 and the second substrate layer 300, a first protective layer 400 is arranged on one side of the first substrate layer 200 away from the gold stamping layer 100, a second protective layer 500 is arranged on one side of the second substrate layer 300 away from the gold stamping layer 100, the first substrate layer 200 and the second substrate layer 300 each comprise a first tensile layer 230, a first solidified glue layer 220 and a first nylon layer 210, the first nylon layer 210 is connected with the gold stamping layer 100, the other side of the first nylon layer 210 is connected with the first solidified glue layer 220, one side of the first solidified glue layer 220 is connected with the first tensile layer 230, the first tensile layer 230 of the first substrate layer 200 is connected with the first protective layer 400, and the first tensile layer 230 of the second substrate is connected with the second protective layer 500. The gold stamping layer is a gold stamping film printed with pattern information. The first tensile layer 230 is a polyurethane tensile layer, which is made of a polyurethane elastomer, has good tensile strength, and can be bidirectionally stretched through the elastomer material, thereby enhancing the tensile resistance. The first solidified glue layer 220 is made of a UA resin material and is obtained by coating. The UA is a water-based polyurethane modified resin, which can enhance the overall strength by the hardness of the UA when connecting the first tensile layer 230 and the first nylon layer 210, and the UA also has a certain elasticity, thereby increasing the puncture resistance of the first substrate and the second substrate, and protecting the gold stamping layer 100.

[0019] The first protective layer 400 comprises a buffer layer 410, and a plurality of air bubbles 412 are arranged on one side of the buffer layer 410 away from the first substrate layer 200. The first protective layer 400 further comprises a first adhesive layer 420 connecting the buffer layer 410 and the first substrate layer 200, one side of the buffer layer 410 away from the first adhesive layer 420 is provided with a first groove 411, and one side of the first substrate layer 200 away from the first adhesive layer 420 is provided with a second groove 201, and the first adhesive layer 420 is embedded in the first groove 411 and the second groove 201. The first groove 411 can increase the contact area between the first adhesive layer 420 and the first substrate layer 200, thereby enhancing the connection strength between the first adhesive layer 420 and the first substrate layer 200. The second groove 201 can increase the contact area between the second adhesive layer and the first protective layer 400, thereby enhancing the connection strength between the second adhesive layer and the first protective layer 400, and further ensuring the connection strength between the first protective layer 400 and the first substrate layer 200.

[0020] The second protective layer 500 comprises a supporting layer 510 connected with the second base material layer 300, the supporting layer 510 is composed of a plurality of warp threads 511 and weft threads 512, and the supporting layer 510 is connected with an antibacterial layer 520 on the side away from the second base material layer 300. The warp threads 511 and the weft threads 512 are both polyethylene materials, and the warp threads 511 and the weft threads 512 are arranged alternately, so that the overall structural strength can be greatly increased. The antibacterial layer 520 is a nano zinc oxide fiber material. The nano zinc oxide fiber has the functions of absorbing and scattering ultraviolet rays and antibiosis, and can effectively inhibit the generation of bacteria.

[0021] The preferred embodiments of the present application have been described above, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical scheme falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application are also considered as the protection scope of the present application.

Claims

1. A packaging film, characterized in that, The application relates to a gilded layer (100) arranged between a first substrate layer (200) and a second substrate layer (300), a first protective layer (400) arranged on the side of the first substrate layer (200) away from the gilded layer (100), and a second protective layer (500) arranged on the side of the second substrate layer (300) away from the gilded layer (100), wherein the first substrate layer (200) and the second substrate layer (300) each comprise a first tensile layer (230), a first solidified glue layer (220) and a first nylon layer (210), the first nylon layer (210) is connected to the gilded layer (100), the other side of the first nylon layer (210) is connected to the first solidified glue layer (220), one side of the first solidified glue layer (220) is connected to the first tensile layer (230), the first tensile layer (230) of the first substrate layer (200) is connected to the first protective layer (400), and the first tensile layer (230) of the second substrate is connected to the second protective layer (500).

2. The packaging film according to claim 1, characterized in that The first tensile layer (230) is a polyurethane tensile layer, and the first solidified glue layer (220) is made of UA resin.

3. The packaging film according to claim 1, wherein The first protective layer (400) comprises a buffer layer (410), and the side of the buffer layer (410) away from the first substrate layer (200) is provided with a plurality of air bubbles (412).

4. The packaging film according to claim 3, characterized in that The first protective layer (400) further comprises a first adhesive layer (420) connecting the buffer layer (410) and the first substrate layer (200), the side of the buffer layer (410) facing the first adhesive layer (420) is provided with a first groove (411), and the side of the first substrate layer (200) facing the first adhesive layer (420) is provided with a second groove (201), and the first adhesive layer (420) is embedded in the first groove (411) and the second groove (201).

5. The packaging film according to claim 1, wherein The second protective layer (500) comprises a support layer (510) connected to the second substrate layer (300), the support layer (510) is composed of a plurality of warp threads (511) and weft threads (512), and the side of the support layer (510) away from the second substrate layer (300) is connected to an antibacterial layer (520).

6. A packaging film according to claim 5, characterised in that The warp threads (511) and the weft threads (512) are made of polyethylene, and the antibacterial layer (520) is made of nano zinc oxide fiber.

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