CN213798460U - Anti-adhesion optical film - Google Patents
Anti-adhesion optical film Download PDFInfo
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- CN213798460U CN213798460U CN202022116411.0U CN202022116411U CN213798460U CN 213798460 U CN213798460 U CN 213798460U CN 202022116411 U CN202022116411 U CN 202022116411U CN 213798460 U CN213798460 U CN 213798460U
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Abstract
The utility model discloses an anti-blocking optical film, including first anti-adhesion layer, first fire-retardant layer, optical film basic unit, prevent blue light layer, the anti-adhesion layer is resisted to the fire-retardant layer of second and second, first anti-adhesion layer, first fire-retardant layer, optical film basic unit, prevent blue light layer, the fire-retardant layer of second and the anti-adhesion layer of second from up stacking connection in proper order down, first anti-adhesion layer is coated on the surface on first fire-retardant layer and the bonding shaping through water-soluble polyurethane by nanometer colloidal silicon, the anti-adhesion layer is resisted by nanometer colloidal silicon and is coated on the surface on the fire-retardant layer of second and the bonding shaping through water-soluble polyurethane to the second. The utility model has the advantages of simple structure, reasonable in design, optical film's two surfaces all are equipped with the fashioned anti-adhesion layer of water-soluble polyurethane coating bonding by nanometer colloidal silica, and nanometer colloidal silica granule can be attached to the surface of film, has good anti-adhesion effect. In addition, the optical film also has the effects of inflaming retarding and blue light prevention.
Description
Technical Field
The utility model relates to an optical film technical field, more specifically say, relate to an anti-adhesion optical film.
Background
The optical film is a film material which is prepared by using polyethylene glycol terephthalate as a raw material, adopting an extrusion method to prepare a thick sheet and then carrying out biaxial tension, the material is widely applied to the optical industry, the glass industry and the like, however, the surface of the existing optical film has no anti-adhesion effect, and the existing optical film can be mutually adhered together during winding and unwinding, thereby influencing the use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an anti-adhesion optical film.
In order to realize the above-mentioned purpose, the utility model provides an anti-blocking optical film, including first anti-blocking layer, first fire-retardant layer, optical film basic unit, prevent blue light layer, the fire-retardant layer of second and the anti-adhesion layer of second, first anti-blocking layer, first fire-retardant layer, optical film basic unit, prevent blue light layer, the fire-retardant layer of second and the anti-adhesion layer of second from up cascade connection in proper order down, first anti-blocking layer is coated on the surface on first fire-retardant layer and the bonding shaping through water-soluble polyurethane by nanometer colloidal silicon, the anti-adhesion layer of second is coated on the surface on the fire-retardant layer of second and is bonded the shaping through water-soluble polyurethane by nanometer colloidal silicon.
As a preferred embodiment, the first flame retardant layer is a halogen-free flame retardant coating layer.
In a preferred embodiment, the halogen-free flame retardant of the first flame retardant layer is a phosphorus-free halogen-free flame retardant consisting of sodium polyacrylate and polypropylene carbonate.
In a preferred embodiment, the optical film base layer is a PET film, a PBT film, or a PEN film.
In a preferred embodiment, the optical film base layer has a light transmittance of greater than 94% and a haze of less than 0.5%.
In a preferred embodiment, the blue light prevention layer is a transparent blue light prevention organic silica gel or a blue light prevention acrylic gel.
As a preferred embodiment, the second flame retardant layer is a nano phosphorus-nitrogen flame retardant layer.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model has the advantages of simple structure, reasonable in design, optical film's two surfaces all are equipped with the fashioned anti-adhesion layer of water-soluble polyurethane coating bonding by nanometer colloidal silica, and nanometer colloidal silica granule can be attached to the surface of film, has good anti-adhesion effect. In addition, the optical film also has the effects of inflaming retarding and blue light prevention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an anti-blocking optical film provided by an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides an anti-adhesion optical film, which includes a first anti-adhesion layer 1, a first flame-retardant layer 2, an optical film base layer 3, a blue light prevention layer 4, a second flame-retardant layer 5, and a second anti-adhesion layer 6, wherein the first anti-adhesion layer 1, the first flame-retardant layer 2, the optical film base layer 3, the blue light prevention layer 4, the second flame-retardant layer 5, and the second anti-adhesion layer 6 are sequentially stacked and connected from bottom to top, and each component of the embodiment is described in detail below with reference to the accompanying drawings.
The first anti-blocking layer 1 can be formed by bonding nano colloidal silica 7 through coating water-soluble polyurethane on the surface of the first flame-retardant layer 2. The second anti-adhesion layer 6 is formed by bonding and coating nano colloidal silica 7 on the surface of the second flame-retardant layer 5 through water-soluble polyurethane. The particle size of the nano colloidal silica 7 can be preferably 0.1-1 mu m, the water-soluble polyurethane has high permeability, the optical performance of the optical film base layer 3 cannot be influenced, the water-soluble polyurethane is good in wear resistance after solidification, and the surface of the flame-retardant layer can be protected.
The first flame retardant layer 2 may be a halogen-free flame retardant coating. Among them, preferably, the halogen-free flame retardant of the first flame retardant layer 2 may be a phosphorus-free halogen-free flame retardant composed of sodium polyacrylate and polypropylene carbonate. Of course, other types of halogen-free flame retardants may also be employed.
The optical film base layer 3 may be a PET film, a PBT film, or a PEN film. Preferably, the light transmittance of the optical film base layer 3 may be greater than 94%, and the haze may be less than 0.5%.
The blue light prevention layer 4 may be a transparent blue light prevention organic silica gel or a blue light prevention acrylic gel.
The second flame-retardant layer 5 can be a nano phosphorus-nitrogen flame-retardant layer, and the nano phosphorus-nitrogen coating is an environment-friendly odorless transparent flame retardant, has good flame retardance and insulativity, and can resist ultraviolet radiation. Of course, in other embodiments, the first flame retardant layer may also be a nano phosphorus-nitrogen flame retardant layer, and the second flame retardant layer may also be a halogen-free flame retardant coating.
To sum up, the utility model has the advantages of simple structure, reasonable in design, optical film's two surfaces all are equipped with the antiseized layer that bonds the shaping through water-soluble polyurethane coating by nanometer colloidal silicon, and nanometer colloidal silicon granule can be attached to the surface of film, has good anti-blocking effect, avoids adhesion mutually between the film together. In addition, the optical film also has the effects of inflaming retarding and blue light prevention.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (6)
1. An anti-blocking optical film, comprising: including first anti-adhesion layer, first fire-retardant layer, optical film base layer, prevent blue light layer, the fire-retardant layer of second and the anti-adhesion layer of second, first anti-adhesion layer, first fire-retardant layer, optical film base layer, prevent blue light layer, the fire-retardant layer of second and the anti-adhesion layer of second from up stacking connection in proper order down, first anti-adhesion layer is coated on the surface on first fire-retardant layer and the bonding shaping through water-soluble polyurethane by nanometer colloidal silica, the anti-adhesion layer of second is coated on the surface on the fire-retardant layer of second and the bonding shaping through water-soluble polyurethane by nanometer colloidal silica.
2. An anti-blocking optical film according to claim 1, wherein: the first flame-retardant layer is a halogen-free flame retardant coating.
3. An anti-blocking optical film according to claim 1, wherein: the optical film base layer is a PET film, a PBT film or a PEN film.
4. An anti-blocking optical film according to claim 1 or 3, wherein: the light transmittance of the optical film base layer is greater than 94%, and the haze is less than 0.5%.
5. An anti-blocking optical film according to claim 1, wherein: the blue light prevention layer is transparent blue light prevention organic silica gel or blue light prevention acrylic acid glue.
6. An anti-blocking optical film according to claim 1, wherein: the second flame-retardant layer is a nano phosphorus-nitrogen flame-retardant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116411.0U CN213798460U (en) | 2020-09-24 | 2020-09-24 | Anti-adhesion optical film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116411.0U CN213798460U (en) | 2020-09-24 | 2020-09-24 | Anti-adhesion optical film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213798460U true CN213798460U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022116411.0U Active CN213798460U (en) | 2020-09-24 | 2020-09-24 | Anti-adhesion optical film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213798460U (en) |
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2020
- 2020-09-24 CN CN202022116411.0U patent/CN213798460U/en active Active
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