High-temperature-resistant antistatic electronic device protective film formula and production process thereof

By designing a modified PET-PEEK blend substrate layer and a double-layer antistatic functional layer, the problems of aging, insufficient antistatic performance, and adhesive residue in electronic device protective films under high-temperature environments were solved, achieving high light transmittance and excellent mechanical properties.

CN122405166APending Publication Date: 2026-07-17江苏江泰高分子新材料有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
江苏江泰高分子新材料有限公司
Filing Date
2026-02-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing protective films for electronic devices are prone to aging and deformation under high temperature environments, have insufficient antistatic properties, and the adhesive is prone to peeling off. It is difficult to balance light transmittance and protective performance, and adhesive residue is easily left when they are removed.

Method used

A high-temperature resistant and antistatic protective film for electronic devices is formed by using a modified PET-PEEK blend substrate layer, a high-temperature resistant polyurethane-based pressure-sensitive adhesive layer, and a double-layer antistatic functional layer, combined with electron beam pre-crosslinking treatment and gradient curing process.

Benefits of technology

It achieves no aging or deformation under high temperature conditions, stable surface resistance, high light transmittance, no adhesive residue after removal, excellent tensile strength, and combines wear resistance, antistatic properties, and optical properties.

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Abstract

本发明涉及电子设备保护膜技术领域,具体为一种耐高温抗静电电子设备保护膜配方及其生产工艺,自下而上依次包括改性离型层、耐高温聚氨酯基压敏胶层、改性PET‑PEEK共混基材层、耐高温抗静电功能层;所述改性离型层为经硅烷偶联剂KH560改性的聚对苯二甲酸乙二醇酯离型膜。本发明采用PET‑PEEK共混基材并经电子束预交联处理,同时改性离型层的低离型力设计,确保贴合过程顺畅,不易产生气泡,同时,还通过改性基材层提供稳定支撑,耐高温抗静电功能层实现核心功能,压敏胶层保障贴合与无残留效果,改性离型层保护胶层不受污染,各层之间结合牢固,整体力学性能优异,可有效抵御日常刮擦与轻微冲击。
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