CN215321207U

CN215321207U - CPP film for composite material base film

Info

Publication number: CN215321207U
Application number: CN202023320922.0U
Authority: CN
Inventors: 温作令
Original assignee: Xuzhou Huaqiang Plastic Packaging Co ltd
Current assignee: Xuzhou Huaqiang Plastic Packaging Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-28
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a CPP film for a composite material base film, which comprises a protective structure and a protective film, wherein flame-retardant structures are arranged at the top end and the bottom end of the protective structure, the protective film is arranged at the top end of the flame-retardant structure, the protective structure is arranged at the top end of the protective film, transverse fibers are uniformly arranged among the longitudinal fibers, transverse fibers and first elastic fibers are arranged inside the longitudinal fibers and the transverse fibers, and the longitudinal fibers, the transverse fibers and the first elastic fibers are mutually wound. According to the utility model, the anti-tearing structure is arranged, the longitudinal fibers and the transverse fibers are distributed in the matrix in a staggered manner, and meanwhile, the first elastic fibers, the second elastic fibers and the second elastic fibers which are mutually wound are arranged in the longitudinal fibers and the transverse fibers, so that the toughness of the matrix is stronger, the anti-tearing performance of the matrix is greatly improved, and the practicability is stronger.

Description

CPP film for composite material base film

Technical Field

The utility model relates to the technical field of CPP films, in particular to a CPP film for a composite material base film.

Background

With the continuous development of the science and technology of the country, various protective films are produced and invented, namely a CPP film is one of the protective films, is mainly applied to the packaging of various objects, packages and protects the objects and is also used as a base film of a composite material;

however, when the existing CPP film for the composite material base film is used, the tearing resistance effect is poor when the CPP film is pulled, the base body is easily damaged, and the practicability is poor, so that the CPP film for the composite material base film is developed at present to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a CPP film for a base film of a composite material, which aims to solve the problem of poor tearing effect of the CPP film proposed in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a CPP membrane for combined material base film, includes protective structure and protection film, protective structure's top and bottom all are provided with fire-retardant structure, fire-retardant structure's top is provided with the protection film, the top of protection film is provided with protective structure, protective structure's inside is provided with the anti-tear structure, the anti-tear structure includes vertical fibre, horizontal fibre, first elastic fiber second elastic fiber and third elastic fiber, vertical fibre evenly sets up in the inside of anti-tear structure, evenly be provided with horizontal fibre between the vertical fibre, vertical fibre and horizontal fibrous inside all are provided with vertical fibre, horizontal fibre and first elastic fiber, and intertwine between vertical fibre, horizontal fibre and the first elastic fiber.

Preferably, protective structure includes anti ultraviolet layer, waterproof layer and sand grip, the waterproof layer evenly coats in the surface of protection film, the even coating in surface of waterproof layer has anti ultraviolet layer, the sand grip sets up in one side of protection film.

Preferably, the flame-retardant structure includes fire-retardant membrane, high temperature resistant membrane and bond line, the bond line sets up in protective structure top and bottom, the surface of bond line all is provided with high temperature resistant membrane, the surface of high temperature resistant membrane all is provided with fire-retardant membrane.

Preferably, the flame-retardant film is provided with two layers, and the flame-retardant film is symmetrically distributed about the central axis of the substrate.

Preferably, the area of the protective film is equal to that of the substrate, and the raised strips and the protective film are vertically distributed.

Preferably, a plurality of longitudinal fibers and a plurality of transverse fibers are arranged, and the longitudinal fibers and the transverse fibers are distributed in a staggered manner in the tear-resistant structure.

Compared with the prior art, the utility model has the beneficial effects that: the CPP film for the base film of the composite material not only realizes better tearing-resistant effect of the base body, but also realizes better protection effect on the base body and greatly increased flame retardant property of the base body;

(1) the anti-tearing structure is arranged in the base body, the longitudinal fibers and the transverse fibers are distributed in the base body in a staggered mode, and meanwhile the first elastic fibers, the second elastic fibers and the second elastic fibers which are mutually wound are arranged in the longitudinal fibers and the transverse fibers, so that the toughness of the base body is stronger, the anti-tearing performance of the base body is greatly improved, and the practicability is stronger;

(2) the protective structure is arranged at the top end of the protective film, so that the ultraviolet resistance of the protective film is greatly improved by using the protective structure, and meanwhile, the waterproofness of the protective film is greatly improved under the matching of the waterproof layer, so that the protective effect of the protective film on the main body is better, and the protective film is not easily damaged by ultraviolet rays and moisture when not used;

(3) all be provided with fire-retardant structure through the top at the base member and bottom, the use of fire-retardant membrane makes this base member have certain fire resistance, simultaneously under the cooperation of high temperature resistant membrane for this base member also is difficult for taking place the damage such as high temperature, and the result of use is better.

Drawings

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

FIG. 2 is a schematic front view of a partial cross-sectional structure of the flame retardant structure of the present invention;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic top view of a partial cross-sectional structure of the tear-resistant structure of the present invention.

In the figure: 1. a protective structure; 101. an ultraviolet-proof layer; 102. a waterproof layer; 103. a convex strip; 2. a flame retardant structure; 201. a flame retardant film; 202. a high temperature resistant film; 203. an adhesive layer; 3. a substrate; 4. a protective film; 5. a tear resistant structure; 501. longitudinal fibers; 502. transverse fibers; 503. a first elastic fiber; 504. a second elastic fiber; 505. a third elastic fiber.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a CPP film for a composite material base film comprises a protective structure 1 and a protective film 4, wherein the top end and the bottom end of the protective structure 1 are both provided with flame-retardant structures 2, the top end of the flame-retardant structure 2 is provided with the protective film 4, the area of the protective film 4 is equal to that of a base body 3, the base body 3 is completely protected, the top end of the protective film 4 is provided with the protective structure 1, an anti-tearing structure 5 is arranged inside the protective structure 1, the anti-tearing structure 5 comprises longitudinal fibers 501, transverse fibers 502, first elastic fibers 503, second elastic fibers 504 and third elastic fibers 505, the longitudinal fibers 501 are uniformly arranged inside the anti-tearing structure 5, the transverse fibers 502 are uniformly arranged between the longitudinal fibers 501, the longitudinal fibers 501 and the transverse fibers 502 are respectively provided with the longitudinal fibers 501, the transverse fibers 502 and the first elastic fibers 503, and the longitudinal fibers 501, the transverse fibers 502 and the first elastic fibers 503 are mutually wound, a plurality of longitudinal fibers 501 and transverse fibers 502 are arranged, and a plurality of longitudinal fibers 501 and transverse fibers 502 are in staggered distribution in the anti-tearing structure 5;

specifically, as shown in fig. 4, when the mechanism is used, firstly, when the mechanism is used, a plurality of longitudinal fibers 501 and transverse fibers 502 are arranged, the longitudinal fibers 501 and the transverse fibers 502 are mutually staggered and distributed in the matrix 3, and the first elastic fibers 503, the second elastic fibers 504 and the third elastic fibers 505 which are mutually wound are arranged in the longitudinal fibers 501 and the transverse fibers 502, so that the toughness of the matrix 3 is greatly increased, the tearing-resistant effect is better, and the matrix 3 is not easily damaged when in use;

the protective structure 1 comprises an ultraviolet-proof layer 101, a waterproof layer 102 and raised lines 103, wherein the waterproof layer 102 is uniformly coated on the surface of the protective film 4, the ultraviolet-proof layer 101 is uniformly coated on the surface of the waterproof layer 102, the raised lines 103 are arranged on one side of the protective film 4, and the raised lines 103 and the protective film 4 are vertically distributed;

specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, when the mechanism is used, the waterproof layer 102 is uniformly coated on the surface of the protective film 4, so that the waterproof property of the protective film 4 is greatly increased, meanwhile, the ultraviolet-proof layer 101 is uniformly coated on the surface of the waterproof layer 102, so that the ultraviolet-proof property of the protective film 4 is greatly increased, the substrate 3 is better protected when not used, the substrate is not easily damaged, and the raised lines 103 enable people to take off the protective film 4 after pinching the substrate, so that the use is more convenient;

the flame-retardant structure 2 comprises a flame-retardant film 201, a high-temperature-resistant film 202 and an adhesive layer 203, wherein the adhesive layer 203 is arranged at the top end and the bottom end of the protective structure 1, the high-temperature-resistant films 202 are arranged on the surfaces of the adhesive layer 203, the flame-retardant films 201 are arranged on the surfaces of the high-temperature-resistant films 202, the flame-retardant films 201 are arranged in two layers, and the flame-retardant films 201 are symmetrically distributed about the central axis of the substrate 3;

specifically, as shown in fig. 1 and 2, when the mechanism is used, first, when the mechanism is used, the flame-retardant film 201 and the high-temperature-resistant film 202 are adhered to the top end and the bottom end of the base body 3 through the adhesive layer 203 to protect the surface of the base body 3, so that the flame-retardant performance and the high-temperature-resistant performance of the base body 3 are greatly increased, and the base body 3 is not easily damaged when meeting high-temperature environments and the like, and the using effect is better.

The working principle is as follows: firstly, the waterproof layer 102 is uniformly coated on the surface of the protective film 4, so that the waterproofness of the protective film 4 is greatly increased, and meanwhile, the ultraviolet-proof layer 101 is uniformly coated on the surface of the waterproof layer 102, so that the ultraviolet-proof performance of the protective film 4 is greatly increased, and the base body 3 is better protected when not used;

secondly, when the protective film is used, the protective film 4 can be used by tearing the convex strips 103, and when the protective film is used, the first elastic fiber 503, the second elastic fiber 504 and the third elastic fiber 505 which are mutually wound are arranged inside the longitudinal fiber 501 and the transverse fiber 502, so that the toughness of the matrix 3 is greatly increased, and the tearing resistance effect is better;

finally, the flame-retardant film 201 and the high-temperature-resistant film 202 are bonded to the top end and the bottom end of the substrate 3 through the bonding layer 203, so that the surface of the substrate 3 is protected, the flame-retardant performance and the high-temperature-resistant performance of the substrate 3 are greatly increased, the substrate 3 is not easily damaged when meeting high-temperature environments and the like, and the use work of the CPP film is finally completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A CPP film for a composite-based film, comprising a protective structure (1) and a protective film (4), characterized in that: the top and the bottom of protective structure (1) all are provided with fire-retardant structure (2), the top of fire-retardant structure (2) is provided with protection film (4), the top of protection film (4) is provided with protective structure (1), the inside of protective structure (1) is provided with tear-resistant structure (5), tear-resistant structure (5) are including vertical fibre (501), horizontal fibre (502), first elastic fiber (503) second elastic fiber (504) and third elastic fiber (505), vertical fibre (501) evenly set up in the inside of tear-resistant structure (5), evenly be provided with horizontal fibre (502) between vertical fibre (501), the inside of vertical fibre (501) and horizontal fibre (502) all is provided with vertical fibre (501), horizontal fibre (502) and first elastic fiber (503), and vertical fibre (501), The transverse fibers (502) and the first elastic fibers (503) are intertwined with each other.

2. A CPP film for a composite-based film according to claim 1, characterized in that: protective structure (1) is including anti ultraviolet layer (101), waterproof layer (102) and sand grip (103), waterproof layer (102) evenly coats in the surface of protection film (4), the even coating in surface of waterproof layer (102) has anti ultraviolet layer (101), sand grip (103) set up in one side of protection film (4).

3. A CPP film for a composite-based film according to claim 1, characterized in that: the flame-retardant structure (2) comprises a flame-retardant film (201), a high-temperature-resistant film (202) and an adhesive layer (203), wherein the adhesive layer (203) is arranged at the top end and the bottom end of the protective structure (1), the high-temperature-resistant film (202) is arranged on the surface of the adhesive layer (203), and the flame-retardant film (201) is arranged on the surface of the high-temperature-resistant film (202).

4. A CPP film for a composite-based film according to claim 3, characterized in that: the flame-retardant film (201) is provided with two layers, and the flame-retardant film (201) is symmetrically distributed about the central axis of the substrate (3).

5. A CPP film for a composite-based film according to claim 2, characterized in that: the area of protection film (4) equals the area of base member (3), be vertical distribution between sand grip (103) and protection film (4).

6. A CPP film for a composite-based film according to claim 1, characterized in that: the longitudinal fibers (501) and the transverse fibers (502) are respectively provided with a plurality of fibers, and the longitudinal fibers (501) and the transverse fibers (502) are distributed in the anti-tearing structure (5) in a staggered mode.