The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites

Thermally conductive and electrically insulating materials have attracted much attention due to their applications in the field of microelectronics, but through-plane thermal conductivity of materials is still low at present. In this paper, a simple and environmentally friendly strategy is proposed...

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Main Authors: Zhengdong Wang, Tong Zhang, Jinkai Wang, Ganqiu Yang, Mengli Li, Guanglei Wu
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/12/3/446
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author Zhengdong Wang
Tong Zhang
Jinkai Wang
Ganqiu Yang
Mengli Li
Guanglei Wu
author_facet Zhengdong Wang
Tong Zhang
Jinkai Wang
Ganqiu Yang
Mengli Li
Guanglei Wu
author_sort Zhengdong Wang
collection DOAJ
description Thermally conductive and electrically insulating materials have attracted much attention due to their applications in the field of microelectronics, but through-plane thermal conductivity of materials is still low at present. In this paper, a simple and environmentally friendly strategy is proposed to improve the through-plane thermal conductivity of epoxy composites using a 3D boron nitride (3D-BN) framework. In addition, the effect of filler sizes in 3D-BN skeletons on thermal conductivity was investigated. The epoxy composite with larger BN in lateral size showed a higher through-plane thermal conductivity of 2.01 W/m·K and maintained a low dielectric constant of 3.7 and a dielectric loss of 0.006 at 50 Hz, making it desirable for the application in microelectronic devices.
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spelling doaj.art-92a3ed975b2e4212b04872ef1df5eaa62023-11-23T17:20:56ZengMDPI AGNanomaterials2079-49912022-01-0112344610.3390/nano12030446The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based CompositesZhengdong Wang0Tong Zhang1Jinkai Wang2Ganqiu Yang3Mengli Li4Guanglei Wu5School of Mechanical and Electrical Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, ChinaSchool of Mechanical and Electrical Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, ChinaSchool of Mechanical and Electrical Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, ChinaSchool of Mechanical and Electrical Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, ChinaSchool of Mechanical and Electrical Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, ChinaState Key Laboratory of Bio-Fibers and Eco-Textiles, Institute of Materials for Energy and Environment, College of Materials Science and Engineering, Qingdao University, Qingdao 266071, ChinaThermally conductive and electrically insulating materials have attracted much attention due to their applications in the field of microelectronics, but through-plane thermal conductivity of materials is still low at present. In this paper, a simple and environmentally friendly strategy is proposed to improve the through-plane thermal conductivity of epoxy composites using a 3D boron nitride (3D-BN) framework. In addition, the effect of filler sizes in 3D-BN skeletons on thermal conductivity was investigated. The epoxy composite with larger BN in lateral size showed a higher through-plane thermal conductivity of 2.01 W/m·K and maintained a low dielectric constant of 3.7 and a dielectric loss of 0.006 at 50 Hz, making it desirable for the application in microelectronic devices.https://www.mdpi.com/2079-4991/12/3/4463D boron nitride skeletonsize effectepoxy compositesthrough-plane thermal conductivity
spellingShingle Zhengdong Wang
Tong Zhang
Jinkai Wang
Ganqiu Yang
Mengli Li
Guanglei Wu
The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
Nanomaterials
3D boron nitride skeleton
size effect
epoxy composites
through-plane thermal conductivity
title The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
title_full The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
title_fullStr The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
title_full_unstemmed The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
title_short The Investigation of the Effect of Filler Sizes in 3D-BN Skeletons on Thermal Conductivity of Epoxy-Based Composites
title_sort investigation of the effect of filler sizes in 3d bn skeletons on thermal conductivity of epoxy based composites
topic 3D boron nitride skeleton
size effect
epoxy composites
through-plane thermal conductivity
url https://www.mdpi.com/2079-4991/12/3/446
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