Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Ceramic composite heat dissipation device and preparation method thereof
The invention relates to a ceramic composite heat dissipation device and a preparation method thereof. The ceramic composite heat dissipation device is formed by hot pressed sintering processing of aceramic composite heat dissipation material, and the ceramic composite heat dissipation material comprises ceramic particles, polymer particles, a fiber filler, a coupling agent and an antioxidant, wherein the ceramic particles and the fiber filler are subjected to coupling agent surface modification treatment in advance and then compounded with other raw material components. According to the invention, the intrinsic excellent insulating property and high breakdown voltage resistance of the ceramic material are utilized, the problem of electromagnetic interference is not generated when the prepared heat dissipation device works, a grounding process or other remedial measures are not needed, the cost can be effectively reduced, the dead weight of the heat dissipation device can be reduced,and the light weight of the product is realized; and the polymer particles are used as a binding material, the polymer particles are molten at the softening point temperature and show fluidity, a structure with high mechanical strength is formed after cooling and curing, and the problem of high energy consumption caused by high-temperature sintering in traditional preparation of heat dissipation devices is effectively solved.
本发明涉及一种陶瓷复合散热器件及其制备方法。所述陶瓷复合散热器件由陶瓷复合散热材料通过热压烧结加工而成，所述陶瓷复合散热材料包括陶瓷颗粒、聚合物颗粒、纤维填料、偶联剂以及抗氧剂，其中所述陶瓷颗粒与所述纤维填料为预先经过偶联剂表面改性处理再与其他原料组分复合。本发明利用陶瓷材料本征具备的优异绝缘性能，耐击穿电压高，且制得散热器件工作时不滋生电磁干扰问题，无需进行接地工艺或使用其他补救措施，可有降低成本，且可降低散热器件的自重，实现产品轻量化；使用聚合物颗粒作为粘结料，利用其在软化点温度时熔融并表现出流动性，在冷却固化后形成高力学强度的结构，有效解决了散热器件传统制备中高温烧结所产生的高能耗问题。
Ceramic composite heat dissipation device and preparation method thereof
The invention relates to a ceramic composite heat dissipation device and a preparation method thereof. The ceramic composite heat dissipation device is formed by hot pressed sintering processing of aceramic composite heat dissipation material, and the ceramic composite heat dissipation material comprises ceramic particles, polymer particles, a fiber filler, a coupling agent and an antioxidant, wherein the ceramic particles and the fiber filler are subjected to coupling agent surface modification treatment in advance and then compounded with other raw material components. According to the invention, the intrinsic excellent insulating property and high breakdown voltage resistance of the ceramic material are utilized, the problem of electromagnetic interference is not generated when the prepared heat dissipation device works, a grounding process or other remedial measures are not needed, the cost can be effectively reduced, the dead weight of the heat dissipation device can be reduced,and the light weight of the product is realized; and the polymer particles are used as a binding material, the polymer particles are molten at the softening point temperature and show fluidity, a structure with high mechanical strength is formed after cooling and curing, and the problem of high energy consumption caused by high-temperature sintering in traditional preparation of heat dissipation devices is effectively solved.
本发明涉及一种陶瓷复合散热器件及其制备方法。所述陶瓷复合散热器件由陶瓷复合散热材料通过热压烧结加工而成，所述陶瓷复合散热材料包括陶瓷颗粒、聚合物颗粒、纤维填料、偶联剂以及抗氧剂，其中所述陶瓷颗粒与所述纤维填料为预先经过偶联剂表面改性处理再与其他原料组分复合。本发明利用陶瓷材料本征具备的优异绝缘性能，耐击穿电压高，且制得散热器件工作时不滋生电磁干扰问题，无需进行接地工艺或使用其他补救措施，可有降低成本，且可降低散热器件的自重，实现产品轻量化；使用聚合物颗粒作为粘结料，利用其在软化点温度时熔融并表现出流动性，在冷却固化后形成高力学强度的结构，有效解决了散热器件传统制备中高温烧结所产生的高能耗问题。
Ceramic composite heat dissipation device and preparation method thereof
一种陶瓷复合散热器件及其制备方法
WAN HU (Autor:in) / FENG XIANQIANG (Autor:in)
12.03.2021
Patent
Elektronische Ressource
Chinesisch
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