CN217863173U

CN217863173U - High strength environment-friendly plastic woven composite film

Info

Publication number: CN217863173U
Application number: CN202222182473.0U
Authority: CN
Inventors: 潘俊鹏; 吴纯泉
Original assignee: Huaruida Packaging Material Co ltd
Current assignee: Huaruida Packaging Material Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-22
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a high-strength environment-friendly plastic-woven composite film, which comprises two groups of core layers, wherein a polyamide fiber layer is arranged on one side of the two groups of core layers which are close to each other, an aluminum core is uniformly arranged inside the polyamide fiber layer, and a polyethylene layer is arranged on one side of the core layers which are far away from each other; the utility model discloses a middle part at two sets of sandwich layers is provided with the polyamide fiber layer, thereby provide tensile ability for two sets of polyamide fiber layers, and evenly be provided with the aluminium core through the inside at the polyamide fiber layer, thereby realized the function of strengthening the polyamide fiber layer anti-stretching ability, be provided with the shearing force through-hole through the inside at the polyamide fiber layer simultaneously, further improvement the shear strength of polyamide fiber layer, thereby the cover on multilayer anti-stretching layer in the past has been reduced, further use of traditional gluing agent has been optimized through the mode of adopting high temperature heat fusion, food safety and green have been improved.

Description

High strength environment-friendly plastic woven composite film

Technical Field

The utility model relates to a mould and compile complex film technical field, specifically be a high strength environment-friendly moulds and compiles complex film.

Background

The plastic woven film is an important flexible packaging material, is widely used for coating the outer part of a woven bag, and can improve the fastness and the aesthetic degree of a product. The traditional plastic woven bag composite is generally replaced by paper materials which cannot be recycled, so that a large amount of wood resources can be wasted, and the use cost of users is increased.

The tensile strength of the plastic woven composite film is improved by adopting various high-strength tensile materials in the existing plastic woven composite film, but meanwhile, the integral transparency of the composite film is reduced by adopting a multi-layer composite material, and meanwhile, the existing composite film is formed by bonding by adopting an adhesive mostly, so that the plastic woven composite film is not environment-friendly, has certain toxicological properties and is not safe enough for food.

Disclosure of Invention

An object of the utility model is to provide a complex film is moulded to high strength environment-friendly to it adopts the stretch-proofing material of multilayer to propose current compound film of weaving of moulding in solving above-mentioned background art, leads to its transparency to reduce, and adopts the gluing agent to bond, and then the problem of environmental protection and influence food safety inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a complex film is moulded to high strength environment-friendly, includes two sets of sandwich layers, and is two sets of one side that the sandwich layer is close to mutually is provided with the polyamide fiber layer jointly, the inside on polyamide fiber layer evenly is provided with the aluminium core, one side that the sandwich layer was kept away from mutually all is provided with the polyethylene layer, and is a set of the outside on polyethylene layer is provided with high temperature resistant layer, the outside on high temperature resistant layer is provided with the coating, the middle part position department that the inside on polyamide fiber layer is close to the aluminium core evenly is provided with the shearing force through-hole.

Preferably, the core layer is made of polypropylene resin material, the thickness of the core layer is 10-18 microns, and a composite main body is provided for the composite film through the core layer.

Preferably, the coating has a thickness of 0.8 microns, and the oxidation resistance of the film is improved by the coating.

Preferably, the diameter of the polyamide fiber layer is 4-8 microns, and the tensile resistance and the shearing resistance of the composite film are ensured by arranging the polyamide fiber layer.

Preferably, the core layer, the polyamide fiber layer, the high temperature resistant layer, the polyethylene layer and the coating are connected in a high-temperature heat welding mode, the use of an adhesive is reduced in the high-temperature heat welding mode, and the environment-friendly performance is improved.

Preferably, the aluminum core is made of an aluminum wire material through a drawing process, the outer layer of the aluminum core is coated with an oxidation resistant layer, and the tensile strength of the polyamide fiber layer is improved through the aluminum core.

Compared with the prior art, the beneficial effects of the utility model are that: the high-strength environment-friendly plastic woven composite film;

be provided with the polyamide fibre layer through the middle part at two sets of sandwich layers, thereby provide tensile ability for two sets of polyamide fibre layers, and evenly be provided with the aluminium core through the inside at polyamide fibre layer, thereby realized the function of reinforcing polyamide fibre layer anti-stretching ability, be provided with the shearing force through-hole through the inside at polyamide fibre layer simultaneously, further improvement the shear strength on polyamide fibre layer, thereby the cover on multilayer anti-stretching layer in the past has been reduced, further use through adopting the mode of high temperature hot melt to connect has optimized traditional gluing agent, food safety and green have been improved.

Drawings

Fig. 1 is a schematic structural perspective view of the present invention;

fig. 2 is a top cross-sectional view of the present invention.

In the figure: 1. a core layer; 2. a polyamide fiber layer; 3. a high temperature resistant layer; 4. a polyethylene layer; 5. an aluminum core; 6. coating; 7. a shear force through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings 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. 1-2, the present invention provides an embodiment: the utility model provides a compound film is compiled to high strength environment-friendly, including two sets of sandwich layers 1, sandwich layer 1 adopts the polypropylene resin material to make, sandwich layer 1's thickness is 10 ~ 18 microns, provide compound main part for the complex film through sandwich layer 1, two sets of sandwich layer 1 one side that is close to each other is provided with polyamide fiber layer 2 jointly, polyamide fiber layer 2's diameter is 4 ~ 8 microns, stretch-proofing and shear resistance of compound film have been guaranteed through being provided with polyamide fiber layer 2, polyamide fiber layer 2's inside evenly is provided with aluminium core 5, aluminium core 5 adopts aluminium silk material drawing process to make, and aluminium core 5's outer layer scribbles the antioxidation layer, through being provided with aluminium core 5 and having improved polyamide fiber layer 2's tensile strength, one side that sandwich layer 1 kept away from each other all is provided with polyethylene layer 4, the outside of a set of polyethylene layer 4 is provided with high temperature resistant layer 3, the outside of high temperature resistant layer 3 is provided with coating 6, coating 6's thickness is 0.8 microns, through being provided with coating 6 and having improved the antioxidation ability of membrane, the inside of polyamide fiber layer 2 is close to the middle part department of aluminium core 5 evenly is provided with shearing force 7, sandwich layer 1, core 2, high temperature resistant layer 3, high temperature layer 6's high temperature adhesive and high temperature bonding mode have carried out through the high temperature connection, the use of high temperature connection, the high temperature connection mode of the high temperature is carried out more.

The polyamide fiber layer 2 and the high temperature resistant layer 3 in the device are the prior art, and the composition structure and the connection mode of the polyamide fiber layer and the high temperature resistant layer are completely the same as those of the prior device.

The working principle is as follows: this complex film main part is moulded to high strength environment-friendly is by sandwich layer 1, polyamide fiber layer 2, high temperature resistant layer 3 and polyethylene layer 4 complex form, through be provided with a set of polyamide fiber layer 2 at two sets of sandwich layer 1's middle part, and evenly be provided with aluminium core 5 through the inside at polyamide fiber layer 2, and then the stretch-proofing ability of polyamide fiber layer 2 has been improved, simultaneously through evenly being provided with shearing force through-hole 7 at the inside middle part that is close to two sets of aluminium cores 5 at polyamide fiber layer 2, and then the shear resistance ability of polyamide fiber layer 2 has been improved, and then the tradition has been optimized and the structure that the multilayer stretch-proofing layer was set up, the transparency of complex film has been improved when guaranteeing complex film tensile strength, and through adopting the mode of high temperature heat fusion, the complex to the multiunit membrane has been realized, the use of traditional gluing agent has been optimized, and then also more green when having improved food safety.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Claims

1. The utility model provides a complex film is moulded to high strength environment-friendly, includes two sets of sandwich layers (1), its characterized in that: two sets of one side that sandwich layer (1) are close to each other is provided with polyamide fiber layer (2) jointly, the inside of polyamide fiber layer (2) evenly is provided with aluminium core (5), one side that sandwich layer (1) was kept away from each other all is provided with polyethylene layer (4), and is a set of the outside on polyethylene layer (4) is provided with high temperature resistant layer (3), the outside on high temperature resistant layer (3) is provided with coating (6), the middle part position department that the inside of polyamide fiber layer (2) is close to aluminium core (5) evenly is provided with shearing force through-hole (7).

2. The high-strength environment-friendly plastic woven composite film according to claim 1, characterized in that: the core layer (1) is made of polypropylene resin materials, and the thickness of the core layer (1) is 10-18 microns.

3. The high-strength environment-friendly plastic woven composite film according to claim 1, characterized in that: the thickness of the coating (6) is 0.8 microns.

4. The high-strength environment-friendly plastic woven composite film according to claim 1, characterized in that: the diameter of the polyamide fiber layer (2) is 4-8 microns.

5. The high-strength environment-friendly plastic woven composite film according to claim 1, characterized in that: the core layer (1), the polyamide fiber layer (2), the high-temperature resistant layer (3), the polyethylene layer (4) and the coating (6) are connected in a high-temperature heat welding mode.

6. The high-strength environment-friendly plastic woven composite film according to claim 1, characterized in that: the aluminum core (5) is made of an aluminum wire material by adopting a drawing process, and an anti-oxidation layer is coated on the outer layer of the aluminum core (5).