CN218111975U

CN218111975U - Gold sand soft-drawing CPP roll film

Info

Publication number: CN218111975U
Application number: CN202221735652.6U
Authority: CN
Inventors: 陈思红; 唐建东; 高家彬
Original assignee: Zhejiang Xinhefa Lianbin Packaging Technology Co ltd
Current assignee: Zhejiang Xinhefa Lianbin Packaging Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-12-23
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a CPP roll film for soft-drawing of gold sand, which comprises a gold sand layer, a core layer and a corona layer; the gold sand layer, the core layer and the corona layer are sequentially superposed and coextruded; a printed pattern layer is arranged on the outer surface of the gold sand layer, and an ink layer is arranged on the surface of the printed pattern layer; the gold sand layer is a first polypropylene copolymer layer, the core layer is a second polypropylene copolymer layer, and the corona layer is a ternary polypropylene layer. The utility model discloses simple structure, low in manufacturing cost through roll up the membrane structure to the CPP and design the improvement, and very big improvement sandwich layer is as the adhesive force of intermediate layer, through setting up the gold sand layer, heats the mould pressing at CPP roll up the membrane, secondary crystallization, after the design cooling, can make the surface of gold sand layer appear brilliant gold sand effect, has kept the excellent heat sealability of CPP simultaneously, can directly use on the soft packaging material that takes out of paper handkerchief; the surface of the CPP roll film has higher adhesiveness by arranging the corona layer.

Description

Gold sand soft-drawing CPP roll film

Technical Field

The utility model relates to a plastic film technical field, concretely relates to soft CPP of taking out of gold sand rolls up membrane.

Background

Most of the tissue paper plastic packaging materials in the current market are extinction CPP and transparent CPP films, and the homogenization phenomenon is serious. In order to beautify the product package appearance and improve the goods shelf effect, some products in the market usually glue the surface of the film, and spray the gold sand powder to make the film have the gold sand effect with shiny surface, so that the consumers can not generate aesthetic fatigue in the full-looking Linglan market; but through surface gluing and gold sand powder spraying, two processes are added, and the production cost and the production efficiency are increased to a certain extent.

Based on the above situation, the utility model provides a membrane is rolled up to soft CPP of taking out of gold sand can effectively solve above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a membrane is rolled up to soft CPP of taking out of gold sand. The utility model provides a CPP rolls up membrane for soft taking out of gold sand, simple structure, low in manufacturing cost, through rolling up membrane structure to CPP and designing the improvement, very big improvement sandwich layer is as the adhesive force of intermediate layer, through setting up the gold sand layer, heat the mould pressing at CPP roll up membrane, secondary crystallization, after the design cooling, can make the surface of gold sand layer appear the brilliant gold sand effect, has kept the excellent heat sealability of CPP simultaneously, can directly use on the soft taking out packaging material of paper handkerchief; the surface of the CPP roll film has higher adhesiveness by arranging the corona layer.

The utility model discloses a following technical scheme realizes:

a CPP roll film for soft drawing of gold sand comprises a gold sand layer, a core layer and a corona layer; the gold sand layer, the core layer and the corona layer are sequentially superposed and coextruded to form the corona-resistant alloy material; a printing pattern layer is arranged on the outer surface of the gold sand layer, and an ink layer is arranged on the surface of the printing pattern layer; the gold sand layer is a first polypropylene copolymer layer, the core layer is a second polypropylene copolymer layer, and the corona layer is a ternary polypropylene layer.

According to the technical scheme, as a further preferable technical scheme of the technical scheme, the specific gravity of the gold sand layer, the core layer and the corona layer is 20%, 60% and 20% in sequence.

According to the above technical solution, as a further preferable technical solution of the above technical solution, the polypropylene thermoplastic elastomer is attached to both the first polypropylene copolymer layer and the ternary polypropylene layer.

According to the above technical solution, as a further preferable technical solution of the above technical solution, the ink layer is a modified nitrocellulose ink.

According to the technical scheme, as a further preferable technical scheme of the technical scheme, the corona value of the corona layer is more than or equal to 38mN/m.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model provides a CPP rolls up membrane for soft taking out of gold sand, simple structure, low in manufacturing cost, through rolling up membrane structure to CPP and designing the improvement, very big improvement sandwich layer is as the adhesive force of intermediate layer, through setting up the gold sand layer, heat the mould pressing at CPP roll up membrane, secondary crystallization, after the design cooling, can make the surface of gold sand layer appear the brilliant gold sand effect, has kept the excellent heat sealability of CPP simultaneously, can directly use on the soft taking out packaging material of paper handkerchief; the surface of the CPP roll film has higher adhesiveness by arranging the corona layer.

Drawings

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

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and should not be construed as limiting the present patent.

Example 1:

a CPP roll film for soft drawing of gold sand comprises a gold sand layer 1, a core layer 2 and a corona layer 3; the gold sand layer 1, the core layer 2 and the corona layer 3 are sequentially overlapped and coextruded; the proportion of the gold sand layer 1, the core layer 2 and the corona layer 3 is 20%, 60% and 20% in sequence; a printed pattern layer 4 is arranged on the outer surface of the gold sand layer 1, and an ink layer 5 is arranged on the surface of the printed pattern layer 4; the gold sand layer 1 is a first polypropylene copolymer layer, the core layer 2 is a second polypropylene copolymer layer, and the corona layer 3 is a ternary polypropylene layer. And the polypropylene thermoplastic elastomer is attached to the first polypropylene copolymer layer and the ternary polypropylene layer.

Wherein, the first polypropylene copolymer layer of the utility model is configured by 20% binary polypropylene, 60% ternary polypropylene and 20% polypropylene thermoplastic elastomer. The second polypropylene copolymer layer of the utility model is formed by 80 percent of homopolymerized polypropylene and 20 percent of binary polypropylene. The utility model discloses a corona layer 3 is formed by 80% ternary polypropylene and 20% polypropylene thermoplastic elastomer configuration.

The utility model greatly improves the adhesive ability of the sandwich layer 2 as an intermediate layer by improving the design of the CPP roll film structure, and can lead the surface of the CPP roll film to have a shining gold sand effect by arranging the gold sand layer 1, and simultaneously keeps the excellent heat sealing performance of the CPP, and can be directly used on the tissue soft-drawing packaging material; the surface of the CPP roll film has higher adhesiveness by arranging the corona layer 3.

Further, in another embodiment, the ink layer 5 is a modified nitrocellulose ink.

The utility model discloses an ink layer 5 is modified nitrocotton printing ink, can prevent that the product from gluing in packaging process printing ink when improving adnexed.

Further, in another embodiment, the corona layer 3 has a corona value of 38mN/m or more.

According to the utility model discloses a description and attached drawing, the field technical personnel make or use very easily the utility model discloses a film is rolled up to soft CPP of taking out of gold sand to can produce the positive effect that the utility model discloses record.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated on the drawings, it is only for convenience of describing the present invention and simplifying the description, but it does not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and be operated, therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art can understand the specific meaning of the above terms according to the specific circumstances with reference to the drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims

1. The utility model provides a film is rolled up to soft CPP of taking out of gold sand which characterized in that: comprises a gold sand layer (1), a core layer (2) and a corona layer (3); the gold sand layer (1), the core layer (2) and the corona layer (3) are sequentially overlapped and coextruded to form the corona-resistant alloy material; a printed pattern layer (4) is arranged on the outer surface of the gold sand layer (1), and an ink layer (5) is arranged on the surface of the printed pattern layer (4); the gold sand layer (1) is a first polypropylene copolymer layer, the core layer (2) is a second polypropylene copolymer layer, and the corona layer (3) is a ternary polypropylene layer.

2. The CPP roll film for soft drawing of gold sand as claimed in claim 1, is characterized in that: the specific gravity of the gold sand layer (1), the core layer (2) and the corona layer (3) is 20%, 60% and 20% in sequence.

3. The CPP roll film for soft drawing of gold sand as claimed in claim 1, is characterized in that: and the polypropylene thermoplastic elastomer is attached to the first polypropylene copolymer layer and the ternary polypropylene layer.

4. The CPP roll film for soft drawing of gold sand as claimed in claim 1, is characterized in that: the ink layer (5) is modified nitrocellulose ink.

5. The CPP roll film for soft drawing of gold sand as claimed in claim 1, is characterized in that: the corona value of the corona layer (3) is more than or equal to 38mN/m.