Composite coated glass cover plate structure

By combining EuTiO3, YCrO3, and BaTiO3 materials with multi-layer coating technology, a composite coated glass cover was designed, which solved the shortcomings of traditional cover materials in terms of optics, electrical properties, and durability. It achieved improved light transmittance, good electrical insulation, and scratch resistance, meeting the performance requirements of high-end electronic products.

CN224368133UActive Publication Date: 2026-06-16TRULY OPTO ELECTRONICS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TRULY OPTO ELECTRONICS
Filing Date
2025-04-30
Publication Date
2026-06-16

AI Technical Summary

⚠Technical Problem

Traditional cover materials are insufficient to meet the requirements of high-end electronic products in terms of optical performance, electrical performance and durability, especially in smartphones, tablets and outdoor display devices, which require high light transmittance, good electrical insulation, signal transmission efficiency and scratch resistance.

⚗Method used

By employing multi-layer coating technology and combining advanced materials such as EuTiO3, YCrO3, and BaTiO3, a composite coated glass cover structure is designed, including a europium titanate dielectric layer, a yttrium chromate optical layer, a barium titanate functional layer, a thermochromic pattern layer, a neodymium oxide reinforcing layer, and a polyester resin protective layer. The performance of the cover is improved through a carefully designed coating system.

🎯Benefits of technology

It significantly improves the light transmittance, electrical insulation, and signal transmission efficiency of the cover plate, while enhancing scratch resistance and durability to meet the high requirements of high-end electronic products.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to propose a kind of composite coated glass cover plate structure, including glass matrix and its both sides' coating system, wherein: front coating system contains successively from outside to inside: europium titanate dielectric layer, thickness 50-100nm;Yttrium chromate optical layer, thickness 30-50nm;Barium titanate functional layer, thickness 20-30nm;Back coating system contains successively from inside to outside: thermochromic pattern layer, thickness 8-12 μm;Neodymium oxide strengthening layer, thickness 20-30nm;Polyester resin protective layer, thickness 20-30 μm. Wherein, in the europium titanate dielectric layer outside, there is also plated with self-repairing nanomatrix layer. The design of this multilayer coating structure not only improves the optical and electrical properties of cover plate, but also significantly enhances its stability and durability, meets the high requirements of high-end electronic products on cover plate performance.
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