CN213113193U - Composite PET polyester film - Google Patents
Composite PET polyester film Download PDFInfo
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- CN213113193U CN213113193U CN202021947476.3U CN202021947476U CN213113193U CN 213113193 U CN213113193 U CN 213113193U CN 202021947476 U CN202021947476 U CN 202021947476U CN 213113193 U CN213113193 U CN 213113193U
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- polyester film
- pet polyester
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Abstract
The utility model discloses a compound PET polyester film, including PET polyester film basic unit, the outer wall of PET polyester film basic unit has the extexine through the bond line connection, and the inner wall of PET polyester film basic unit is connected with first barrier layer, and the inner wall of first barrier layer is connected with the second barrier layer, and the inner wall of second barrier layer is connected with the viscose layer, and the inner wall of viscose layer is connected with the internal protection layer, the extexine adopts the carborundum material, and the extexine evenly covers on the bond line outer wall through spouting the mode, the bond line adopts HY-302AB type glue. This compound PET polyester film adopts extexine, first barrier layer, second barrier layer and PET polyester film basic unit matched with structural design for this compound PET polyester film not only has better sun-proof antioxidant properties, and has good thermal-insulated and ultraviolet resistance's performance simultaneously, and whole comprehensive properties is better, during the packing chemicals, can play better protection effect.
Description
Technical Field
The utility model relates to a PET polyester film technical field specifically is a compound PET polyester film.
Background
The PET polyester film is abbreviated as PET film. The film material is characterized by high temperature resistance, good printing, easy processing, good voltage resistance and insulation, fire resistance which can pass UL certification 94VTM-2 certification, environmental protection which passes SGS and ROSH certification, and is prepared by using polyethylene glycol terephthalate as a raw material, preparing a thick sheet by an extrusion method and performing biaxial stretching. The film is colorless, transparent and glossy, has excellent mechanical performance, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature resistance, low temperature resistance, chemical resistance, oil resistance, air tightness and fragrance retention, and is one of the commonly used barrier composite film base materials. However, the polyester film has higher price, the thickness is generally 0.12mm, and the polyester film is usually used as an outer layer material of a cooking package and has better printing property.
Although the PET polyester film has many excellent performance characteristics, the traditional PET polyester film has insufficient comprehensive performances of heat insulation, ultraviolet ray insulation, sun protection, oxidation resistance and the like when packaging fragile chemicals.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound PET polyester film to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound PET polyester film, includes PET polyester film basic unit, the outer wall of PET polyester film basic unit is connected with the extexine through the bond line, and the inner wall connection of PET polyester film basic unit has first barrier layer, and the inner wall connection of first barrier layer has the second barrier layer, and the inner wall connection of second barrier layer has the viscose layer, and the inner wall connection of viscose layer has the inner protective layer.
Preferably, the outer surface layer is made of silicon carbide and uniformly covers the outer wall of the bonding layer in a spraying mode.
Preferably, the bonding layer adopts HY-302AB type glue.
Preferably, the first barrier layer is made of glass fiber.
Preferably, the second barrier layer adopts the TPU material, and second barrier layer, first barrier layer and PET polyester film basic unit pass through hot pressing fixed molding.
Preferably, the adhesive layer is made of pressure-sensitive adhesive.
Preferably, the inner protection layer is made of release paper.
Compared with the prior art, the beneficial effects of the utility model are that: this compound PET polyester film adopts extexine, first barrier layer, second barrier layer and PET polyester film basic unit matched with structural design for this compound PET polyester film not only has better sun-proof antioxidant properties, and has good thermal-insulated and ultraviolet resistance's performance simultaneously, and whole comprehensive properties is better, during the packing chemicals, can play better protection effect.
Drawings
FIG. 1 is a front view of a three-dimensional structure of a composite PET polyester film of the present invention;
fig. 2 is a cross-sectional view of the composite PET polyester film of the present invention.
In the figure: 1. the PET film comprises an outer surface layer, 2a bonding layer, 3 a PET film base layer, 4 a first barrier layer, 5 a second barrier layer, 6 an adhesive layer, 7 and an inner protective layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 a technical solution: the utility model provides a compound PET polyester film, including PET polyester film basic unit 3, the outer wall of PET polyester film basic unit 3 is connected with extexine 1 through bond line 2, extexine 1 adopts the carborundum material, and extexine 1 evenly covers on bond line 2 outer wall through the spraying mode, this material has outstanding oxidation resistance, can prevent the heat and shine, and the whole life-span of this compound PET polyester film of very big improvement, it is more permanent stable when preserving chemical, bond line 2 adopts HY-302AB type glue, this glue bonding effect is more firm, and the inner wall of PET polyester film basic unit 3 is connected with first barrier layer 4, first barrier layer 4 adopts the glass fiber material, this material has outstanding heat-proof quality, can block heat propagation, the inner wall of first barrier layer 4 is connected with second barrier layer 5, second barrier layer 5 adopts the TPU material, and second barrier layer 5 is the material, First barrier layer 4 and PET polyester film basic unit 3 are through the fixed shaping of hot pressing, second barrier layer 5 adopts the TPU material of dark color, this material can the separation ultraviolet ray, the inner wall connection of second barrier layer 5 has viscose layer 6, viscose layer 6 adopts pressure sensitive adhesive, this glue makes this compound PET polyester film connect more firmly when the packing, the inner wall connection of viscose layer 6 has inner protective layer 7, inner protective layer 7 adopts from the type paper material, this structure can carry out temporary protection of sheltering from to viscose layer 6, can conveniently tear during the use, it is more convenient when making this compound PET polyester film use.
The working principle is as follows: when the composite PET polyester film is used, whether parts of the device are damaged or not firmly connected is checked firstly, the device is used after the parts are checked to be correct, the composite PET polyester film mainly comprises an outer surface layer 1, a PET polyester film base layer 3, a first blocking layer 4 and a second blocking layer 5, wherein the outer surface layer 1 is made of silicon carbide materials, the PET polyester film base layer 3 can be protected and prevented from being damaged, the composite PET polyester film has excellent oxidation resistance and can be prevented from being exposed to the sun, the overall service life of the composite PET polyester film is greatly prolonged, the composite PET polyester film is more stable when chemical medicines are stored, the glass fiber materials of the first blocking layer 4 have excellent heat insulation performance and can play a heat insulation effect, the second blocking layer 5 is made of dark TPU materials and can block ultraviolet rays, the overall comprehensive performance of the composite PET film is better, and when the chemical medicines are packaged, the composite PET polyester film can achieve a better protection effect, and is the working principle of the composite PET polyester film.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A compound PET polyester film, includes PET polyester film basic unit (3), its characterized in that: the outer wall of PET polyester film basic unit (3) is connected with extexine (1) through bond line (2), and the inner wall connection of PET polyester film basic unit (3) has first barrier layer (4), and the inner wall connection of first barrier layer (4) has second barrier layer (5), and the inner wall connection of second barrier layer (5) has viscose layer (6), and the inner wall connection of viscose layer (6) has inner protective layer (7).
2. The composite PET polyester film according to claim 1, wherein: the outer surface layer (1) is made of silicon carbide, and the outer surface layer (1) is uniformly covered on the outer wall of the bonding layer (2) in a spraying mode.
3. The composite PET polyester film according to claim 1, wherein: and the bonding layer (2) adopts HY-302AB type glue.
4. The composite PET polyester film according to claim 1, wherein: the first blocking layer (4) is made of glass fiber.
5. The composite PET polyester film according to claim 1, wherein: the second barrier layer (5) is made of TPU.
6. The composite PET polyester film according to claim 1, wherein: the adhesive layer (6) is made of pressure-sensitive adhesive.
7. The composite PET polyester film according to claim 1, wherein: the inner protection layer (7) is made of release paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947476.3U CN213113193U (en) | 2020-09-07 | 2020-09-07 | Composite PET polyester film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947476.3U CN213113193U (en) | 2020-09-07 | 2020-09-07 | Composite PET polyester film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213113193U true CN213113193U (en) | 2021-05-04 |
Family
ID=75661011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021947476.3U Active CN213113193U (en) | 2020-09-07 | 2020-09-07 | Composite PET polyester film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213113193U (en) |
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2020
- 2020-09-07 CN CN202021947476.3U patent/CN213113193U/en active Active
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