Fabrication methods, devices and equipment for polymer holographic optical devices

By introducing photosensitive active groups onto nanoparticles and mixing them with photoinduced polymer holographic materials, followed by thermosetting and coherent light irradiation, the problem of poor refractive index difference enhancement in existing technologies has been solved, achieving high refractive index modulation of polymer holographic optical devices and improving the display effect of holographic display devices.

CN122077959APending Publication Date: 2026-05-26ZHUHAI MOJIE TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHUHAI MOJIE TECH CO LTD
Filing Date
2024-11-26
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

In existing technologies, the effect of improving the refractive index difference between photopolymers and functional components through photopolymer systems or nanoparticle composite systems is not good, resulting in limited improvement in refractive index modulation.

Method used

By forming photosensitive active groups on nanoparticles and mixing them with photopolymer holographic materials, followed by thermosetting and coherent light irradiation, a high refractive index composite region is formed, thereby enhancing the polymerization degree of nanoparticles in the coherent bright region.

Benefits of technology

It significantly improves the refractive index modulation of polymer holographic optical devices, thereby enhancing the display effect and performance of holographic display equipment.

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Abstract

This application relates to the field of optical device technology, and provides a method, device and equipment for preparing a polymer holographic optical device. The method includes: mixing a photosensitive polymer holographic material with preset nanoparticles to obtain a mixed material; the preset nanoparticles have photosensitive active groups; covering the mixed material onto a substrate; subjecting the mixed material on the substrate to a thermosetting treatment; and irradiating the thermosetting mixed material with coherent light to obtain a polymer holographic optical device, thereby improving the refractive index modulation of the polymer holographic optical device.
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