阅读说明：本技术 具有抗菌隔热防紫外线功能的光学膜 (Optical film with antibacterial, heat-insulating and ultraviolet-proof functions ) 是由 郑琦林 刘月豹 童一鑫 张阳 廖晓芮 叶飞 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种具有抗菌隔热防紫外线功能的光学膜,包括第一离型膜,所述导热层的下方设置有匀热层,所述匀热层的下方设置有灭菌层,所述灭菌层为热催化层,所述灭菌层的下方设置有蓄热层,所述蓄热层的下方设置有IR红外截止膜层；所述导热层包括导热体和隔热体,所述导热体包括多组上下两个尖端相连的三角锥体,其中,上方的三角锥体底面积小于下方的三角底面积,且上方三角锥体的底面和AF防指纹膜层相贴,下方三角锥体的底面和匀热层相贴。本发明提供了具有抗菌隔热防紫外线功能的光学膜,能够将光学膜被光照时接收的热量、设备在使用中产生的热量均传导至灭菌层,加速催化灭菌反应,变害为利,使用效果好,非常值得推广。(The invention discloses an optical film with antibacterial, heat-insulating and ultraviolet-proof functions, which comprises a first release film, wherein a heat-homogenizing layer is arranged below a heat conducting layer, a sterilizing layer is arranged below the heat-homogenizing layer, the sterilizing layer is a thermal catalyst layer, a heat storage layer is arranged below the sterilizing layer, and an IR infrared cut-off film layer is arranged below the heat storage layer; the heat conducting layer comprises a heat conductor and a heat insulator, the heat conductor comprises a plurality of groups of triangular pyramids connected with upper and lower tips, the bottom area of the triangular pyramid above the heat conductor is smaller than that of the triangular pyramid below the heat conductor, the bottom surface of the triangular pyramid above the heat conductor is attached to the AF fingerprint prevention film layer, and the bottom surface of the triangular pyramid below the heat conductor is attached to the uniform heat layer. The invention provides an optical film with antibacterial, heat-insulating and ultraviolet-proof functions, which can conduct heat received by the optical film when the optical film is illuminated and heat generated by equipment in use to a sterilization layer, accelerate catalytic sterilization reaction, turn harm into benefit, have good use effect and are very worthy of popularization.)

1. The utility model provides an optical film with antibiotic thermal-insulated ultraviolet protection function, includes first from type membrane (1), its characterized in that: the first release film (1) is attached to an AF fingerprint-resistant film layer (2), a heat conducting layer (3) is arranged below the AF fingerprint-resistant film layer (2), a heat homogenizing layer (4) is arranged below the heat conducting layer (3), a sterilizing layer (5) is arranged below the heat homogenizing layer (4), the sterilizing layer (5) is a thermal catalyst layer, a heat storage layer (6) is arranged below the sterilizing layer (5), an IR infrared cut-off film layer (7) is arranged below the heat storage layer (6), a substrate layer (8) is arranged below the IR infrared cut-off film layer (7), OCA optical adhesive (9) is arranged below the substrate layer (8), and a second release film (10) is arranged below the OCA optical adhesive (9);

the heat conduction layer (3) comprises a heat conductor (31) and a heat insulator (32), the heat conductor (31) comprises a plurality of groups of triangular pyramids connected with upper and lower tips, wherein the bottom area of the triangular pyramids above is smaller than that of the triangular pyramids below, the bottom surfaces of the triangular pyramids above are attached to an AF fingerprint prevention film layer (2), the bottom surfaces of the triangular pyramids below are attached to a heat homogenizing layer (4), the heat conductor (31) is arranged at equal intervals, and the heat insulator (32) is filled in gaps of the heat conductor (31).

2. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 1, wherein: the sterilization layer (5) is internally provided with nanoscale metal ions.

3. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 2, wherein: the IR infrared cut-off film layer (7) comprises nano SiO alternately plated₂、TiO₂Or Nb₂O₅The IR infrared cut film layer (7) has high transmittance for a visible light region of 400-700nm and cuts off a near infrared region of 700-2500 nm.

4. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 3, wherein: the substrate layer (8) comprises a UV absorber containing nanoparticle metal oxide, and the substrate layer (8) comprises at least one of PET, PC, SRF and TAC.

5. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 4, wherein: and an anti-reflection film layer (11) is arranged between the IR infrared cut-off film layer (7) and the base material layer (8).

6. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 4, wherein: and an anti-dazzle film layer (12) is arranged between the IR infrared cut film layer (7) and the base material layer (8).

7. The optical film with antibacterial, heat-insulating and ultraviolet-proof functions as claimed in claim 4, wherein: and an anti-reflection film layer (11) and an anti-dazzle film layer (12) are sequentially arranged between the IR infrared cut film layer (7) and the base material layer (8).

Technical Field

The invention relates to the technical field of optical films, in particular to an optical film with antibacterial, heat-insulating and ultraviolet-proof functions.

Background

Disclosure of Invention

The present invention is directed to an optical film with antibacterial, heat insulating and ultraviolet protection functions, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

an optical film with antibacterial, heat-insulating and ultraviolet-proof functions comprises a first release film, wherein the first release film is attached to an AF fingerprint-proof film layer, a heat conduction layer is arranged below the AF fingerprint-proof film layer, a heat homogenizing layer is arranged below the heat conduction layer, a sterilization layer is arranged below the heat homogenizing layer, the sterilization layer is a thermal catalysis layer, a heat storage layer is arranged below the sterilization layer, an IR infrared cut-off film layer is arranged below the heat storage layer, a base material layer is arranged below the IR infrared cut-off film layer, OCA optical cement is arranged below the base material layer, and a second release film is arranged below the OCA optical cement;

the heat conducting layer comprises a heat conductor and a heat insulator, the heat conductor comprises a plurality of groups of triangular pyramids with upper and lower tips connected, the bottom area of the triangular pyramid above the heat conductor is smaller than that of the triangular pyramid below the heat conductor, the bottom surface of the triangular pyramid above the heat conductor is attached to the AF fingerprint prevention film layer, the bottom surface of the triangular pyramid below the heat conductor is attached to the even heat layer, the heat conductor is arranged at equal intervals, and the heat insulator is filled in gaps of the heat conductor.

Preferably, the sterilizing layer is provided with nanoscale metal ions.

Preferably, the IR infrared cut-off film layer comprises nano SiO alternately plated₂、TiO₂Or Nb₂O₅The IR infrared cut film layer has high transmittance to a visible light region of 400-700nm and cuts off a near infrared light region of 700-2500 nm.

Preferably, the substrate layer comprises a UV absorber comprising a nanoparticle metal oxide, and the substrate layer comprises at least one of PET, PC, SRF, TAC.

Preferably, an anti-reflection film layer is arranged between the IR infrared cut film layer and the substrate layer.

Preferably, an anti-dazzle film layer is arranged between the IR infrared cut film layer and the base material layer.

Preferably, an anti-reflection film layer and an anti-dazzle film layer are sequentially arranged between the IR infrared cut film layer and the base material layer.

Compared with the prior art, the invention has the beneficial effects that:

1. the infrared cut-off film layer is arranged, so that the amount of infrared rays entering the display module attached to the optical film can be reduced, the temperature rise is effectively inhibited, and the display module is prevented from being damaged by high temperature;

2. the invention is provided with the substrate layer comprising the UV absorbent containing the nano-particle metal oxide, the nano-particle metal oxide is mixed in the polymer chain of the optical film base raw material, the related metal oxide absorbs the ultraviolet energy and then is converted into heat energy to be dissipated, the nano-grade material avoids excessively influencing the transmittance of visible light, and because the optical film is attached to the surface, the heat energy generated in the process of absorbing the ultraviolet can be dissipated quickly, thereby avoiding causing safety threat to outdoor equipment;

3. the heat conduction layer is arranged above the sterilization layer, the heat storage layer is arranged below the sterilization layer, the heat conduction layer can conduct heat generated by the optical film when the optical film is illuminated to the sterilization layer, the heat generated by equipment attached with the optical film in use can be conducted to the sterilization layer by the heat storage layer, the sterilization layer is a thermal catalysis layer, and after the heat is received, the sterilization effect is improved, so that the harm is changed into the benefit, the heat is secondarily utilized, and the threat of bacteria in the optical film to the health of a user is avoided;

4. the heat conducting layer comprises a heat conductor and a heat insulator, the heat conductor comprises a plurality of groups of triangular pyramids with upper and lower tips connected, wherein the bottom area of the upper triangular pyramid is smaller than that of the lower triangular pyramid, the bottom surface of the upper triangular pyramid is attached to the AF fingerprint prevention film layer, the bottom surface of the lower triangular pyramid is attached to the even heat layer, the former is used for receiving heat, the latter is used for conducting heat, the bottom area of the former is smaller, influence on user experience due to higher touch temperature is avoided, the structure is reasonable, and normal use is not influenced.

The invention provides an optical film with antibacterial, heat-insulating and ultraviolet-proof functions, which can conduct heat received by the optical film when the optical film is illuminated and heat generated by equipment in use to a sterilization layer, accelerate catalytic sterilization reaction, turn harm into benefit, have good use effect and are very worthy of popularization.

Drawings

FIG. 1 is a schematic cross-sectional view illustrating a first embodiment of the present invention;

FIG. 2 is a schematic top view of a thermally conductive layer of the present invention;

FIG. 3 is a schematic cross-sectional view illustrating a second embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view illustrating a third embodiment of the present invention;

fig. 5 is a schematic cross-sectional structure diagram of a fourth embodiment of the present invention.

In the figure: 1 first from type membrane, 2AF prevent fingerprint rete, 3 heat-conducting layers, 31 heat conductors, 32 insulator, 4 even heat layers, 5 sterilization layer, 6 heat accumulation layers, 7IR infrared cut-off rete, 8 substrate layers, 9OCA optical cement, 10 second from type membrane, 11 antireflection rete, 12 anti-dazzle rete.

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.

Referring to fig. 1-5, the present invention provides a technical solution:

an optical film with antibacterial, heat-insulating and ultraviolet-proof functions comprises a first release film 1 and plays a role in protection, the first release film 1 is attached to an AF fingerprint-proof film layer 2, the AF fingerprint-proof film layer 2 is anti-fouling and easy to clean and is not easy to leave fingerprint traces, a heat conduction layer 3 is arranged below the AF fingerprint-proof film layer 2, a uniform heating layer 4 is arranged below the heat conduction layer 3, the uniform heating layer 4 is used for uniformly conducting heat of the heat conduction layer 3 to a sterilization layer 5, so that the sterilization effect of the sterilization layer 5 is more uniform and comprehensive, a sterilization layer 5 is arranged below the uniform heating layer 4, the sterilization layer 5 is a thermal catalysis layer and can promote sterilization reaction when the temperature is raised, the sterilization effect is improved, the sterilization layer 5 plays a role in inhibiting bacterial growth and reproduction, a heat storage layer 6 is arranged below the sterilization layer 5, and the heat storage layer 6 plays a role in conducting heat generated by equipment attached to the optical film, the below of heat accumulation layer 6 is provided with IR infrared by rete 7, IR infrared is by the effect of rete 7 and is reducing the infrared volume that gets into display module assembly, thereby the suppression temperature increases, IR infrared is provided with substrate layer 8 by the below of rete 7, substrate layer 8 is the carrier of coating film, the below of substrate layer 8 is provided with OCA optical cement 9, OCA optical cement 9 plays the bonding effect, OCA optical cement 9's below is provided with the second and leaves type membrane 10, also play the guard action.

Heat-conducting layer 3 includes heat conductor 31 and insulator 32, heat conductor 31 includes the triangle pyramid that two most advanced links to each other about the multiunit, wherein, the triangle pyramid bottom area of top is less than the triangle bottom area of below, and the bottom surface of top triangle pyramid and AF prevent that fingerprint rete 2 pastes mutually, a receiving capacity, the bottom surface and the even heat blanket 4 of below triangle pyramid paste mutually, a conduction heat, multiunit heat conductor 31 equidistant setting, make the heat conduction more even, insulator 32 fills the clearance department that sets up at heat conductor 31, heat conductor 31 and insulator 32 interval in proper order set up, the bottom area of the former is less, avoid the sense of touch temperature higher and influence user experience, the structure sets up rationally.

Preferably, the sterilization layer 5 is provided with nanoscale metal ions, such as Ag⁺、Cu²⁺Or TiO₂And the ions can react with organic matters in the bacteria, so that the structure of active centers in the bacteria is damaged, the microorganisms die or the division and proliferation capacity is lost, the sterilization is effective, and the threat of the bacteria in the optical film to the health of a user is avoided.

Preferably, the IR infrared cut film layer 7 comprises nano-SiO alternately plated₂、TiO₂Or Nb₂O₅At least two of the two layers reduce the amount of infrared rays entering the display module so as to inhibit the temperature increase, and the IR infrared cut-off film layer 7 is highly transparent to the visible light region of 400-700nm and is cut off to the near-infrared light region of 700-2500 nm.

Preferably, the substrate layer 8 includes a UV absorber containing a nanoparticle metal oxide to reduce UV irradiation on the touch module and the display module to which the optical film is mounted, and the substrate layer 8 includes at least one of PET, PC, SRF, and TAC.

Preferably, an anti-reflection film layer 11 is disposed between the IR infrared cut film layer 7 and the substrate layer 8, and the anti-reflection film layer 11 functions to reduce the surface reflectivity and improve the readability of the display product.

Preferably, an anti-glare film layer 12 is arranged between the IR infrared cut film layer 7 and the substrate layer 8, and the anti-glare film layer 12 is used for scattering the specular reflection light on the surface of the display product to improve the readability of the display product.

Preferably, the anti-reflection film layer 11 and the anti-glare film layer 12 are sequentially arranged between the IR infrared cut film layer 7 and the substrate layer 8, so that the functions are more concentrated and improved.