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High-thermal-conductivity graphene composite heat dissipation film and preparation method thereof
The invention provides a high-thermal-conductivity graphene composite heat dissipation film and a preparation method thereof. The heat dissipation film comprises the following components in parts by mass: 180-230 parts of graphene, 10-50 parts of carbon nanotubes, 10-100 parts of a foaming agent, 5-80 parts of a resin, 50-120 parts of a solvent, 20-90 parts of anhydride, and 5-40 parts of a coupling agent. According to the technical scheme provided by the invention, the performance bottleneck of the existing graphene heat dissipation film is effectively overcome, the bending resistance is enhanced, and the heat dissipation performance and the tensile strength are further improved.
本发明提供了一种高导热石墨烯复合散热膜及其制备方法，其中，所述散热膜按照质量份包括：石墨烯180‑230份、碳纳米管10‑50份、发泡剂10‑100份、树脂5‑80份、溶剂50‑120份、酸酐20‑90份、偶联剂5‑40份。本发明提供的技术方案有效克服了现有针对石墨烯散热膜的性能瓶颈，不仅增强了抗弯折能力，也进一步提高了散热性能和抗拉强度。
High-thermal-conductivity graphene composite heat dissipation film and preparation method thereof
The invention provides a high-thermal-conductivity graphene composite heat dissipation film and a preparation method thereof. The heat dissipation film comprises the following components in parts by mass: 180-230 parts of graphene, 10-50 parts of carbon nanotubes, 10-100 parts of a foaming agent, 5-80 parts of a resin, 50-120 parts of a solvent, 20-90 parts of anhydride, and 5-40 parts of a coupling agent. According to the technical scheme provided by the invention, the performance bottleneck of the existing graphene heat dissipation film is effectively overcome, the bending resistance is enhanced, and the heat dissipation performance and the tensile strength are further improved.
本发明提供了一种高导热石墨烯复合散热膜及其制备方法，其中，所述散热膜按照质量份包括：石墨烯180‑230份、碳纳米管10‑50份、发泡剂10‑100份、树脂5‑80份、溶剂50‑120份、酸酐20‑90份、偶联剂5‑40份。本发明提供的技术方案有效克服了现有针对石墨烯散热膜的性能瓶颈，不仅增强了抗弯折能力，也进一步提高了散热性能和抗拉强度。
High-thermal-conductivity graphene composite heat dissipation film and preparation method thereof
一种高导热石墨烯复合散热膜及其制备方法
XU JUN (Autor:in) / HU QINGJIANG (Autor:in) / TIAN CHENGHUA (Autor:in) / ZHANG SONG (Autor:in) / SHI BOWEN (Autor:in)
14.09.2021
Patent
Elektronische Ressource
Chinesisch
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