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一种新型高纯度高电阻高导热氧化铝及其制备方法

InventionActive
10Claims · 2 independent
§ Ⅰ

Dossier Overview

Inventor

郭林明; 郭铭忠

IPC Classification

C04B 35/10 (2006.01)C04B 35/626 (2006.01)H10W 40/25 (2026.01)H10W 74/43 (2026.01)

本申请涉及无机非金属材料技术领域,尤其是涉及一种新型高纯度高电阻高导热氧化铝及其制备方法,其包括将高纯度氧化铝粉体通过分散处理、喷雾干燥、分段烧结及表面改性制备而成。所得材料氧化铝含量≥99.99%,电阻率≥101□Ω·cm,导热系数≥30W/m·K,抗压强度≥200MPa,抗弯强度≥100MPa。本申请通过优化工艺显著提升材料的综合性能,具有优异的电绝缘性、导热性及机械强度,适用于高端电子封装、半导体器件及高效热管理领域,满足复杂工况需求。

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