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基于聚合物复合材料的导热和电绝缘散热器是通过融合沉积模型制造的
Simone Bagatella1, Annacarla Cereti2, Francesco Manarini2
1Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Piazza Leonardo Da Vinci 32, 20133 Milan, MI, Italy.
Polymers
|February 10, 2024
概括
新型化 (BN) 复合材料为3D打印散热器提供出色的导热性和电绝缘. 这些轻量级的解决方案通过增材制造提高了电子设备的热管理.
科学领域:
- 材料科学 材料科学 材料科学
- 添加剂制造 添加剂制造 添加剂制造
- 热力工程是热力工程中的一个.
背景情况:
- 有效的热管理对于电子设备的性能和寿命至关重要.
- 传统的散热器通常面临重量,形状因素和制造成本的限制.
- 需要具有量身定制的热电性能的新型复合材料.
研究的目的:
- 研究用于3D打印散热器的化 (BN) 微板状聚合物复合材料.
- 评估BN微填料对复合材料性能和打印能力的影响.
- 为了证明电子应用的3D打印散热器的热性能.
主要方法:
- 融合沉积建模 (FDM) 用于复合纤维制造和3D打印.
- 形态的表征,导热性,机械和电气性能.
- 在各种加热条件下对3D打印的针式散热器进行基于温度的评估.
主要成果:
- 一种含有32 wt%BN微小板块的复合材料在平面内达到1.97 W m-1 K-1 的导热率.
- 复合材料显示出出色的电绝缘和可打印性.
- 3D打印的针式散热器显示了电子冷却有前途的热性能.
结论:
- BN微血小板复合材料适用于通过FDM制造轻量级,高性能散热器.
- 增材制造为先进的热管理解决方案提供了一条高效和成本效益的途径.
- 这些材料具有显著的潜力,可以提高电子设备的热管理.
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