CN216192041U - Reflective film with high retroreflection performance - Google Patents
Reflective film with high retroreflection performance Download PDFInfo
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- CN216192041U CN216192041U CN202122383822.0U CN202122383822U CN216192041U CN 216192041 U CN216192041 U CN 216192041U CN 202122383822 U CN202122383822 U CN 202122383822U CN 216192041 U CN216192041 U CN 216192041U
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Abstract
The utility model relates to the technical field of reflective films, and provides a reflective film with high retroreflection performance, which comprises a PET (polyethylene terephthalate) layer, wherein a first heat-resistant layer is arranged on the lower surface of the PET layer, an adhesive layer is arranged on one side, away from the PET layer, of the first heat-resistant layer, a second heat-resistant layer is arranged on the upper surface of the PET layer, an anti-wrinkle layer is arranged on one side, away from the PET layer, of the second heat-resistant layer, a fluorescent film layer is arranged on one side, away from the second heat-resistant layer, of the anti-wrinkle layer, a reflective layer is arranged on one side, away from the anti-wrinkle layer, a protective surface layer is arranged on one side, away from the fluorescent film layer, of the reflective layer comprises a PU (polyurethane) resin layer and a glass bead layer, the glass bead layer comprises first glass beads and second glass beads with different particle sizes, metal coating layers are arranged on the lower surfaces of the first glass beads and the second glass beads, and the metal coating layers are embedded in the PU resin layer. It has solved the current reflective membrane function singleness, and wrinkle resistance and heat resistance are not good problem.
Description
Technical Field
The utility model relates to the technical field of reflective films, in particular to a reflective film with high retroreflection performance.
Background
Retroreflective sheeting is a retroreflective material that has been made into films for direct use, and is also the most widely used retroreflective material. According to the structure of the reflecting unit of the reflecting film, the reflecting film can be divided into a glass bead type reflecting film and a microprism type reflecting film, and can generate strong reflecting effect under the irradiation of a light source, thereby playing the role of marking and warning and avoiding the occurrence of related accidents.
Chinese patent application No.: 201420839555.0 discloses a reflective membrane, reflective membrane includes resin layer, gum layer and release paper layer by last to lower in proper order, the resin layer on evenly inlay and have glass bead, the partial surface of glass bead embedding resin layer plated the reflection stratum. The utility model discloses a structure to hot pad pasting is improved, has set up the gum on the reflector layer of hot pad pasting and has left type paper, directly tears when using from type paper, pastes the reflector film gum on traffic facilities, can reach the effect of reflection of light, warning, has simple structure, the reflection is effectual and low in production cost's advantage. However, the existing reflective film has relatively single function, only has good reflective effect, has the problems of easy bending, folding, poor heat resistance and the like, and cannot meet the requirements of people in modern society on the reflective film.
SUMMERY OF THE UTILITY MODEL
Therefore, in view of the above, the present invention provides a reflective film with high retroreflection performance, which solves the problems of single function, poor wrinkle resistance and poor heat resistance of the existing reflective film.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a reflective membrane of high contrary reflective performance, includes the PET layer, the lower surface on PET layer is equipped with first heat-resistant layer, one side that the PET layer was kept away from on first heat-resistant layer is equipped with the adhesive linkage, the upper surface on PET layer is equipped with second heat-resistant layer, one side that the PET layer was kept away from on second heat-resistant layer is equipped with the crease-resistant layer, one side that the second heat-resistant layer was kept away from on the crease-resistant layer is equipped with the fluorescence rete, one side that the crease-resistant layer was kept away from on the fluorescence rete is equipped with the reflector layer, one side that the fluorescence rete was kept away from on the reflector layer is equipped with the protection top layer, the reflector layer includes PU resin layer and glass bead layer, glass bead layer includes the first glass bead and the second glass bead of different particle diameters, the lower surface of first glass bead and second glass bead is equipped with the metal coating, the metal coating imbeds in the PU resin layer.
Further improvement: the first glass beads and the second glass beads are alternately arranged.
Further improvement: the first glass bead and the second glass bead are embedded into the PU resin layer to a depth greater than the radius of the PU resin layer.
Further improvement: the adhesive layer comprises a non-dry adhesive layer and an anti-sticking paper layer at the bottom of the non-dry adhesive layer.
Further improvement: the protective surface layer sequentially comprises a scratch-resistant layer and an antistatic layer from bottom to top.
Further improvement: the first heat-resistant layer and the second heat-resistant layer are both polyimide fiber layers.
By adopting the technical scheme, the utility model has the beneficial effects that:
through the upper and lower surface at the PET layer set up first heat-resistant layer and second heat-resistant layer, it is poor to have solved current reflective membrane heat resistance, is not convenient for the defect of using under the high temperature environment. Through the setting of adhesive linkage, the installation of the reflective membrane of being convenient for is fixed, has improved the use convenience of reflective membrane. Through the setting of anti wrinkle layer, improve the wrinkle resistance of reflective membrane, difficult production crease strengthens pleasing to the eye degree. Through the setting of fluorescence rete, also can continuously give out light when not having the light source to shine, play sign and warning effect, be applied to in the different environment, especially bad weather condition. The glass beads of the existing reflective film generally adopt the same specification, and incident light cannot be reflected at certain angles, so that the brightness is not high enough; the metal coating is arranged on the lower surface of the glass bead, so that the retroreflection coefficient of the reflecting layer can be improved, and the reflecting effect of the reflecting film is enhanced. The protective surface layer is arranged on the outer surface of the glass bead layer, so that the glass beads can be effectively prevented from being rubbed and falling off, and the light reflecting effect of the light reflecting layer is ensured. The protective surface layer comprises an antistatic layer and a scratch-resistant layer, wherein the antistatic layer can improve the antistatic property of the reflective film, prevent dust particles from being adhered to the reflective film and reduce the reflective effect of the reflective film; the scratch-resistant layer can prevent the scratch damage of the reflective film and prolong the service life of the reflective film.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a light-reflecting layer in an embodiment;
fig. 3 is a schematic structural view of the protective skin in the embodiment.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and detailed description.
The embodiment of the utility model is as follows:
referring to fig. 1 to 3, a reflective membrane with high retroreflection performance comprises a PET layer 1, a first heat-resistant layer 2 is arranged on the lower surface of the PET layer 1, an adhesive layer is arranged on one side, away from the PET layer 1, of the first heat-resistant layer 2, the adhesive layer comprises an adhesive layer 3 and an adhesive-resistant paper layer 4 arranged at the bottom of the adhesive layer 3, a second heat-resistant layer 5 is arranged on the upper surface of the PET layer 1, an anti-wrinkle layer 6 is arranged on one side, away from the PET layer 1, of the second heat-resistant layer 5, the anti-wrinkle layer 6 is a polyester elastic fiber layer, a fluorescent film layer 7 is arranged on one side, away from the second heat-resistant layer 5, of the anti-wrinkle layer 6, a reflective layer 8 is arranged on one side, away from the fluorescent film layer 7, of the reflective layer 8 is provided with a protective surface layer 9.
The reflecting layer 8 comprises a PU resin layer 81 and a glass bead layer, the glass bead layer comprises first glass beads 82 and second glass beads 83 with different particle sizes, the first glass beads 82 and the second glass beads 83 are alternately arranged, the lower surfaces of the first glass beads 82 and the second glass beads 83 are provided with a metal coating 84, the metal coating is any one of an aluminum coating layer, a zinc coating layer and a silver coating layer, the metal coating 84 is embedded into the PU resin layer 81, and the depth of the first glass beads 82 and the depth of the second glass beads 83 embedded into the PU resin layer 81 are larger than the radius of the first glass beads 82 and the second glass beads 83.
Protection top layer 9 includes scratch resistance layer 91 and antistatic layer 92 by going up in proper order, antistatic layer is made by antistatic coating, the scratch resistance layer is polyurethane paint layer, and the formula component on polyurethane paint layer is prior art, for example the two-component polyurethane environmental protection coating that patent application number 201710918620.7 disclosed.
The non-drying adhesive layer 3 is an organic silicon pressure-sensitive adhesive layer, and the anti-sticking paper layer 4 is an anti-sticking film. The non-drying adhesive layer 3 has excellent hydrophobicity and viscosity, can be firmly adhered to an object and prevent water from permeating, and the anti-adhesion layer 4 can prevent the reflective film from being mistakenly adhered to the surfaces of other objects before being used.
When in use, the anti-sticking paper layer is peeled off, and the non-setting adhesive layer is stuck on an object. The upper surface and the lower surface of the PET layer are provided with the first heat-resistant layer and the second heat-resistant layer, so that the defects that the existing reflective film is poor in heat resistance and inconvenient to use in a medium-high temperature environment are overcome. Due to the arrangement of the anti-wrinkle layer, the anti-wrinkle performance of the reflective film is improved, creases are not easy to generate, and the attractiveness is enhanced. The arrangement of the fluorescent film layer enables the reflective film to continuously emit light when no light source irradiates, plays a role in marking and warning, and is applied to different environments, especially severe weather conditions. The first glass beads and the second glass beads with different particle sizes can fully receive light with different angles, so that the reflective film has a high-brightness effect; the metal coating is arranged on the lower surface of the glass bead, so that the retroreflection coefficient of the reflecting layer can be improved, and the reflecting effect of the reflecting film is enhanced. The arrangement of the protective surface layer can effectively prevent the glass beads from being rubbed and falling off, and ensure the reflecting effect of the reflecting layer, wherein the antistatic layer can improve the antistatic property of the reflecting film, prevent dust particles from being adhered to the reflecting film, and reduce the reflecting effect of the reflecting film; the scratch-resistant layer can prevent the scratch damage of the reflective film and prolong the service life of the reflective film.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. A retroreflective sheeting having high retroreflectivity, comprising: including the PET layer, the lower surface on PET layer is equipped with first heat-resistant layer, one side that the PET layer was kept away from on first heat-resistant layer is equipped with the adhesive linkage, the upper surface on PET layer is equipped with the second heat-resistant layer, one side that the PET layer was kept away from on the second heat-resistant layer is equipped with the crease-resistant layer, one side of keeping away from the second heat-resistant layer on crease-resistant layer is equipped with the fluorescence rete, one side that the crease-resistant layer was kept away from on the fluorescence rete is equipped with the reflector layer, one side that the fluorescence rete was kept away from on the reflector layer is equipped with the protection top layer, the reflector layer includes PU resin layer and glass bead layer, glass bead layer includes the first glass microballon and the second glass microballon of different particle diameters, the lower surface of first glass microballon and second glass microballon is equipped with the metal coating, metal coating imbeds in the PU resin layer.
2. The retroreflective sheeting of claim 1, wherein: the first glass beads and the second glass beads are alternately arranged.
3. The retroreflective sheeting of claim 1, wherein: the first glass bead and the second glass bead are embedded into the PU resin layer to a depth greater than the radius of the PU resin layer.
4. The retroreflective sheeting of claim 1, wherein: the adhesive layer comprises a non-dry adhesive layer and an anti-sticking paper layer at the bottom of the non-dry adhesive layer.
5. The retroreflective sheeting of claim 1, wherein: the protective surface layer sequentially comprises a scratch-resistant layer and an antistatic layer from bottom to top.
6. The retroreflective sheeting of claim 1, wherein: the first heat-resistant layer and the second heat-resistant layer are both polyimide fiber layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122383822.0U CN216192041U (en) | 2021-09-29 | 2021-09-29 | Reflective film with high retroreflection performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122383822.0U CN216192041U (en) | 2021-09-29 | 2021-09-29 | Reflective film with high retroreflection performance |
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| Publication Number | Publication Date |
|---|---|
| CN216192041U true CN216192041U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122383822.0U Active CN216192041U (en) | 2021-09-29 | 2021-09-29 | Reflective film with high retroreflection performance |
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| CN (1) | CN216192041U (en) |
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2021
- 2021-09-29 CN CN202122383822.0U patent/CN216192041U/en active Active
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