CN-224216894-U - High-viscosity optical film

CN224216894UCN 224216894 UCN224216894 UCN 224216894UCN-224216894-U

Abstract

The utility model discloses a high-viscosity optical film which comprises a fabric base layer, a high-viscosity adhesive layer and a release layer, wherein the high-viscosity adhesive layer is arranged below the fabric base layer, the high-viscosity adhesive layer is composed of an organic silica gel adhesive, the organic silica gel adhesive contains tackifying resin, the tackifying resin is one or more of terpene resin, petroleum resin and rosin resin, and the functional combination layer is arranged above the fabric base layer. The high-viscosity optical film has good high transparency, high wear resistance and high impact strength, and the high-viscosity adhesive layer is an organic silica gel adhesive containing tackifying resin, has high viscosity, combines the arrangement of the functional combination layer, and meanwhile, the functional combination layer is composed of an anti-reflection layer, an anti-fingerprint layer and an ultraviolet resistant layer, so that the whole anti-reflection, anti-fingerprint and ultraviolet resistant effects of the film are improved, the optical performance is excellent, the whole structure is simple, the cost is low, and the film is suitable for large-scale application.

Inventors

XU HONGQING
Lin Zhongniu
Ji Yuejian
TIAN BO

Assignees

浙江宝徕塑料科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250718

Claims (6)

1. The high-viscosity optical film comprises a fabric base layer (1), a high-viscosity adhesive layer (2) and a release layer (8); characterized by further comprising: The high-viscosity adhesive layer (2) is arranged below the fabric base layer (1), the high-viscosity adhesive layer (2) is composed of an organic silica gel adhesive, the organic silica gel adhesive contains tackifying resin, and the tackifying resin is one or more of terpene resin, petroleum resin and rosin resin; The functional combination layer (3), the functional combination layer (3) sets up in the top of surface fabric basic unit (1), and functional combination layer (3) are antireflection layer (4), anti fingerprint layer (5) and ultraviolet resistance layer (6) from down up in proper order.
2. The high-viscosity optical film according to claim 1, wherein the fabric base layer (1) is a transparent polymer material layer, and the polymer material is one of polyethylene terephthalate, polycarbonate and cycloolefin polymer.
3. The high-viscosity optical film according to claim 1, wherein an antioxidant (7) is added to the fabric base layer (1).
4. A high viscosity optical film according to claim 3, wherein said antioxidant (7) is one or a combination of hindered phenols and phosphites.
5. The high-viscosity optical film according to claim 1, wherein the anti-reflection layer (4) is formed by alternately superposing a plurality of layers of silicon dioxide and titanium oxide films with different refractive indexes, the anti-fingerprint layer (5) is a fluorine-containing polymer coating, and the ultraviolet-resistant layer (6) is an acrylate coating added with an ultraviolet absorber.
6. The high-viscosity optical film according to claim 1, wherein a release layer (8) is arranged below the high-viscosity adhesive layer (2), and the release layer (8) is a silicone oil-coated polyethylene terephthalate film or a polyethylene film.

Description

High-viscosity optical film Technical Field The utility model relates to the technical field of optical films, in particular to a high-viscosity optical film. Background In the fields of display, illumination, optical communication and the like, the application of the optical film is more and more extensive, and the scenes not only require the film to have excellent optical properties such as high light transmittance, low reflectivity and the like, but also propose extremely high standards for the adhesion property of the film; The utility model discloses an optical film, including the central layer, the bilateral symmetry of central layer is equipped with the articulamentum, one side that the articulamentum kept away from the central layer is connected with the protective layer, one side of protective layer is equipped with the connecting block, one side of articulamentum is equipped with the joint groove that is used for the joint piece, be equipped with in the central layer and wear the socket, both ends it is equipped with the sleeve pipe to alternate the mouth interpolation, the sleeve pipe interpolation is equipped with the inserted bar, the both sides of inserted bar are connected with first fastener, the one end of first fastener passes the sleeve pipe and the joint is on the inner wall of alternate mouth, the one end of inserted bar is connected with the connecting rod, the one end of sleeve pipe is passed to the one end of connecting rod, the connecting rod is located sheathed tube one end and is connected with the locking lever. The inserted link can be taken out so that the central layer can be opened, thereby facilitating the rapid inspection of a user and the use of the user, and providing a rapid and efficient optical film for the user; However, the optical film in the prior art has low viscosity, is difficult to meet the requirements of special scenes, has poor optical performance, has complex preparation process and high cost, and limits the problem of large-scale application, such as the problem of the comparative patent listed above; for this reason, we propose a high viscosity optical film to solve the above problems. Disclosure of utility model The utility model aims to provide a high-viscosity optical film, which solves the problems that the optical film provided in the background technology is low in viscosity, difficult to meet special scene requirements, poor in optical performance, complex in preparation process, high in cost and limited in large-scale application. In order to achieve the aim, the utility model provides the technical scheme that the high-viscosity optical film comprises a fabric base layer, a high-viscosity adhesive layer and a release layer; Further comprises: The high-viscosity adhesive layer is arranged below the fabric base layer, the high-viscosity adhesive layer is composed of an organic silica gel adhesive, the organic silica gel adhesive contains tackifying resin, and the tackifying resin is one or more of terpene resin, petroleum resin and rosin resin; The functional combination layer is arranged above the fabric base layer, and the functional combination layer comprises an anti-reflection layer, an anti-fingerprint layer and an ultraviolet-resistant layer from bottom to top. As a preferable technical scheme of the utility model, the fabric base layer is a transparent high polymer material layer, and the high polymer material is one of polyethylene terephthalate, polycarbonate and cycloolefin polymer. By adopting the technical scheme, the fabric base layer is a transparent high polymer material layer, and the high polymer material is one of polyethylene terephthalate, polycarbonate and cycloolefin polymer, so that the fabric has good high transparency, high wear resistance and high impact strength. As a preferable technical scheme of the utility model, the fabric base layer is added with an antioxidant. By adopting the technical scheme, the antioxidant is added into the fabric base layer, so that the antioxidation effect of the film can be improved. As a preferable technical scheme of the utility model, the antioxidant is one or two of hindered phenols and phosphites. By adopting the technical scheme, the antioxidant is one or two of hindered phenols and phosphites, has more outstanding anti-aging effect and excellent color-changing resistance. As a preferable technical scheme of the utility model, the anti-reflection layer is formed by alternately superposing a plurality of layers of silicon dioxide and titanium oxide films with different refractive indexes, the anti-fingerprint layer is a fluorine-containing polymer coating, and the ultraviolet-resistant layer is an acrylate coating added with an ultraviolet absorber. By adopting the technical scheme, the anti-reflection layer is formed by alternately superposing a plurality of layers of silicon dioxide and titanium oxide films with different refractive indexes, the anti-fingerprint layer is a fluorine-c