CN215560026U - Environment-friendly composite packaging film - Google Patents
Environment-friendly composite packaging film Download PDFInfo
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- CN215560026U CN215560026U CN202121452089.7U CN202121452089U CN215560026U CN 215560026 U CN215560026 U CN 215560026U CN 202121452089 U CN202121452089 U CN 202121452089U CN 215560026 U CN215560026 U CN 215560026U
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Abstract
The utility model discloses an environment-friendly composite packaging film, which belongs to the technical field of packaging films and comprises a paper base layer, wherein a pure aluminum foil layer is arranged at the lower end of the paper base layer, a heat-seal coating is arranged at the lower end of the pure aluminum foil layer, a heat-resistant layer is arranged at the upper side of the paper base layer, and a heat-insulating layer is arranged between the heat-resistant layer and the paper base layer. Prevent the packaging film from being damaged.
Description
Technical Field
The utility model belongs to the technical field of packaging films, and particularly relates to an environment-friendly composite packaging film.
Background
The packaging film is mainly formed by the resin mixture extrusion of several kinds of different brands, has anti puncture, and super strength high performance twines the packing to the goods of stacking on the layer board, makes the packing material more firm clean and tidy, and superstrong waterproof effect is widely used, at foreign trade export, papermaking, five metals, plastics chemical industry, building materials, food and medicine trade.
The Chinese patent application No. CN2441747Y discloses an environment-friendly composite packaging film, the original packaging film has poor heat preservation and heat resistance, low practicability, low strength and short service life.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides an environment-friendly composite packaging film which has the characteristics of good heat preservation and heat resistance and high practicability.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an environment-friendly composite packaging film, includes paper substrate, paper substrate's lower extreme is provided with pure aluminium foil layer, the lower extreme on pure aluminium foil layer is provided with heat-seal coating, paper substrate's upside is provided with heat-resistant layer, be provided with the heat preservation between heat-resistant layer and the paper substrate.
Preferably, the lower side of the heat-seal coating is provided with an adhesive layer.
Preferably, the heat-resistant layer is of a polytetrafluoroethylene structure, and the heat-insulating layer is of a pvc structure.
Preferably, the upper end of the heat-resistant layer is provided with a surface layer, and a bottom layer is arranged between the adhesive layer and the heat-seal coating.
Preferably, a reinforcing layer is arranged between the paper base layer and the heat insulation layer, and a wear-resistant layer is arranged at the upper end of the surface layer.
Preferably, the wear resistant layer is provided as a polyvinylidene chloride structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the heat-resistant layer is arranged, and the heat-resistant layer and the heat-insulating layer are arranged, so that the heat-resistant performance and the heat-insulating effect of the packaging film can be improved, the practicability of the packaging film is improved, and meanwhile, the packaging film is conveniently adsorbed on an object by arranging the adhesive layer, so that the packaging film and the object are firmer, and the use quality of the packaging film is improved.
2. The utility model can improve the integral strength of the packaging film by arranging the reinforcing layer, the surface layer, the bottom layer and the reinforcing layer, thereby prolonging the service life of the packaging film, and simultaneously, the wear-resistant layer is arranged at the upper end of the surface layer to protect the surface layer and prevent the packaging film from being damaged.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;
in the figure: 1. a paper substrate layer; 2. a pure aluminum foil layer; 3. heat-seal coating; 4. a bottom layer; 5. a sticky layer; 6. a wear layer; 7. a surface layer; 8. a heat-resistant layer; 9. a heat-insulating layer; 10. and a reinforcing layer.
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.
Example 1
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an environment-friendly composite packaging film, includes paper substrate 1, and paper substrate 1's lower extreme is provided with pure aluminium foil layer 2, and pure aluminium foil layer 2's lower extreme is provided with heat-seal coating 3, and paper substrate 1's upside is provided with heat-resistant layer 8, is provided with heat preservation 9 between heat-resistant layer 8 and the paper substrate 1.
Specifically, the lower side of the heat-seal coating 3 is provided with an adhesive layer 5.
Through adopting above-mentioned technical scheme, through setting up 5 convenience of gluing the layer of gluing with the packaging film absorption on the object, make things convenient for the use of packaging film.
Specifically, the heat-resistant layer 8 is set to be a polytetrafluoroethylene structure, and the heat-insulating layer 9 is set to be a pvc structure.
Through adopting above-mentioned technical scheme, heat-resistant layer 8 sets up to polytetrafluoroethylene structure heat resistance better, and heat preservation 9 sets up to the pvc structure heat preservation effect better.
When the packaging film is used, the heat-resistant layer 8 and the heat-insulating layer 9 are arranged, so that the heat-resistant performance and the heat-insulating effect of the packaging film can be improved, the practicability of the packaging film is improved, and meanwhile, the packaging film is conveniently adsorbed on an object by arranging the adhesive layer 5, so that the packaging film is firmer to the object, and the use quality of the packaging film is improved;
example 2
The present embodiment is different from embodiment 1 in that: the upper end of the heat-resistant layer 8 is provided with a surface layer 7, and a bottom layer 4 is arranged between the sticky layer 5 and the heat-seal coating 3.
Through adopting above-mentioned technical scheme, can improve packaging film's bulk strength through setting up surface course 7 and bottom 4 to packaging film's life.
Specifically, a reinforcing layer 10 is arranged between the paper base layer 1 and the heat preservation layer 9, and a wear-resistant layer 6 is arranged at the upper end of the surface layer 7.
Through adopting above-mentioned technical scheme, improve the bulk strength of packaging film through setting up enhancement layer 10, be difficult for taking place deformation, reach the effect of protecting surface course 7 through setting up wearing layer 6 in 7 upper ends of surface course, prevent that the packaging film from taking place to damage.
In particular, the wear layer 6 is provided as a polyvinylidene chloride structure.
Through adopting above-mentioned technical scheme, polyvinylidene chloride structure glues glutinous effectual, glues glutinous firmly.
When this embodiment uses, can improve packaging film's bulk strength through setting up surface course 7, bottom 4 and enhancement layer 10 to packaging film's life, simultaneously through setting up wearing layer 6 in surface course 7 upper end and reaching the effect of protecting surface course 7, prevent that packaging film from taking place to damage.
The structure and the working principle of the paper base layer 1, the pure aluminum foil layer 2 and the heat-seal coating layer 3 are disclosed in an environment-friendly composite packaging film disclosed in Chinese patent application No. CN 2441747Y.
The working principle and the using process of the utility model are as follows: when the packaging film is used, the device is installed at a proper position, the heat resistance and the heat preservation effect of the packaging film can be improved by arranging the heat-resistant layer 8 and the heat preservation layer 9, the practicability of the packaging film is improved, meanwhile, the packaging film can be conveniently adsorbed on an object by arranging the adhesion layer 5, the packaging film and the object are firmer, the use quality of the packaging film is improved, the overall strength of the packaging film can be improved by arranging the surface layer 7, the bottom layer 4 and the reinforcing layer 10, the service life of the packaging film is prolonged, and meanwhile, the effect of protecting the surface layer 7 is achieved by arranging the wear-resistant layer 6 at the upper end of the surface layer 7, and the packaging film is prevented from being damaged.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an environment-friendly composite packaging film, includes paper substrate (1), its characterized in that: the lower extreme of paper basic unit (1) is provided with pure aluminium foil layer (2), the lower extreme of pure aluminium foil layer (2) is provided with heat-seal coating (3), the upside of paper basic unit (1) is provided with heat-resistant layer (8), be provided with between heat-resistant layer (8) and paper basic unit (1) heat preservation (9).
2. The environment-friendly composite packaging film according to claim 1, wherein: and an adhesive layer (5) is arranged on the lower side of the heat-seal coating (3).
3. The environment-friendly composite packaging film according to claim 1, wherein: the heat-resistant layer (8) is of a polytetrafluoroethylene structure, and the heat-insulating layer (9) is of a pvc structure.
4. The environment-friendly composite packaging film according to claim 2, wherein: the upper end of the heat-resistant layer (8) is provided with a surface layer (7), and a bottom layer (4) is arranged between the adhesive layer (5) and the heat-seal coating (3).
5. The environment-friendly composite packaging film according to claim 4, wherein: a reinforcing layer (10) is arranged between the paper base layer (1) and the heat preservation layer (9), and a wear-resistant layer (6) is arranged at the upper end of the surface layer (7).
6. The environment-friendly composite packaging film according to claim 5, wherein: the wear-resistant layer (6) is of a polyvinylidene chloride structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121452089.7U CN215560026U (en) | 2021-06-28 | 2021-06-28 | Environment-friendly composite packaging film |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121452089.7U CN215560026U (en) | 2021-06-28 | 2021-06-28 | Environment-friendly composite packaging film |
Publications (1)
Publication Number | Publication Date |
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CN215560026U true CN215560026U (en) | 2022-01-18 |
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Family Applications (1)
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CN202121452089.7U Active CN215560026U (en) | 2021-06-28 | 2021-06-28 | Environment-friendly composite packaging film |
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2021
- 2021-06-28 CN CN202121452089.7U patent/CN215560026U/en active Active
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