CN-224231994-U - Scratch-resistant and wear-resistant quantum dot diffusion film

Abstract

The utility model relates to the technical field of diffusion films, and discloses a scratch-resistant and wear-resistant quantum dot diffusion film which comprises a protective layer, wherein the lower end of the protective layer is fixedly connected with a transition layer, the lower end of the transition layer is fixedly connected with a diffusion composite layer, and the lower end of the diffusion composite layer is fixedly connected with a substrate layer. According to the utility model, the diamond-like carbon coating on the surface of the protective layer is used for providing protection for the surface of the film material and is matched with the substrate layer and the transition layer which are made of the reinforced PET material to provide a certain absorption design for stress or external impact in the structure, so that the purpose of providing stable protection for the use of the subsequent film material is realized, the subsequent film material is prevented from being damaged due to external scratch or impact, the service life of the film material is prolonged, the subsequent maintenance cost is further reduced, and the integral practicability of the film material is improved.

Inventors

• ZHANG WANCHAO
• JIANG AILIN

Assignees

• 常州智文光电科技有限公司

Dates

Publication Date

20260512

Application Date

20250702

Claims (2)

1. 1. The utility model provides an anti-scratch wear-resisting quantum dot diffusion barrier, its characterized in that, includes inoxidizing coating (1), the lower extreme fixedly connected with transition layer (2) of inoxidizing coating (1), the lower extreme fixedly connected with diffusion composite layer (3) of transition layer (2), the lower extreme fixedly connected with stratum basale (4) of diffusion composite layer (3), the material of inoxidizing coating (1) is UV solidification nanocomposite, the material of stratum basale (4) is the enhancement mode PET material, the thickness of stratum basale (4) is 50-100um, the material of transition layer (2) is siloxane optical cement, the surface of inoxidizing coating (1) is provided with diamond-like carbon coating.
2. 2. A scratch-resistant and wear-resistant quantum dot diffusion film as claimed in claim 1, wherein the diffusion composite layer (3) is formed by compositing a quantum dot layer and a diffusion layer.

Description

Scratch-resistant and wear-resistant quantum dot diffusion film Technical Field The utility model relates to the technical field of diffusion films, in particular to a scratch-resistant and wear-resistant quantum dot diffusion film. Background The quantum dot diffusion film is a revolutionary optical composite material specially designed for high-end Liquid Crystal Display (LCD) backlight modules. The quantum dot nano material combines the optical characteristics of the quantum dot nano material and the structural functions of the diffusion film, and the color expression, the brightness and the uniformity of the display device are obviously improved. However, when the quantum dot diffusion film is used, damage caused by external scratch or other factors sometimes occurs, so that additional time is required to maintain the quantum dot diffusion film, and further the subsequent normal use is affected. Disclosure of utility model In order to solve the technical problems, the utility model provides a scratch-resistant and wear-resistant quantum dot diffusion film. The utility model adopts the following technical scheme that the scratch-resistant and wear-resistant quantum dot diffusion film comprises a protective layer, wherein the lower end of the protective layer is fixedly connected with a transition layer, the lower end of the transition layer is fixedly connected with a diffusion composite layer, and the lower end of the diffusion composite layer is fixedly connected with a substrate layer. Through above-mentioned technical scheme, use diamond-like carbon coating on inoxidizing coating surface to provide the protection for the membrane material surface and cooperate the stratum basale and the transition layer of material for enhancement mode PET material to provide the design of certain absorption for the inside stress of structure or external impact, realized providing stable protection's purpose for the use of follow-up membrane material, prevent that follow-up membrane material from being impaired because of receiving external scratch or impact to promoted the life of membrane material, further messenger's follow-up maintenance cost reduces, promoted the holistic practicality of membrane material. As a further improvement of the scheme, the diffusion composite layer is formed by compositing a quantum dot layer and a diffusion layer. Through the technical scheme, the quantum dot layer and the diffusion layer are compounded, so that the purposes of reducing the overall thickness of the film and reducing the interface reflection are achieved, and the film is more convenient and faster to use subsequently. As a further improvement of the scheme, the protective layer is made of UV-cured nano composite resin, and a diamond-like carbon coating is arranged on the surface of the protective layer. Through above-mentioned technical scheme, use the cooperation of inoxidizing coating and its surface coating, realized providing the purpose of stable protection for the membrane material is whole, prevent follow-up because of the reasons such as scratch and lead to the membrane material to damage, promoted the holistic practicality of structure. As a further improvement of the above scheme, the material of the base layer is reinforced PET material. Through above-mentioned technical scheme, use the stratum basale of material for enhancement mode PET, realized promoting whole initial strength's purpose, make the follow-up use of membrane material more stable. As a further improvement of the above, the thickness of the base layer is 50-100um. As a further improvement of the scheme, the material of the transition layer is siloxane-based optical adhesive. Through above-mentioned technical scheme, for the whole structure that provides stable buffering and connection, it is more convenient that the holistic subsequent use of messenger's structure. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, the diamond-like carbon coating on the surface of the protective layer is of an amorphous carbon structure and the low friction coefficient of the surface of the amorphous carbon structure, so that a better scratch-resistant effect can be provided for the protective layer, and the surface cracks caused by film curling are resisted by matching the substrate layer made of the reinforced PET, so that the stability of the structure is further improved. According to the utility model, when the light penetrates through the substrate layer and then enters the diffusion composite layer, at the moment, the quantum dot material in the diffusion composite layer absorbs blue light to excite high-purity red light/green light, the diffusion particles eliminate interference fringes, and then the excitation light is subjected to refractive index matching buffering of the transition layer, and then the protective layer outputs high-uniformity wide-color-gamut light, so that the whole color