Enhancing thermal conductivity of polyimide composite film by electrostatic self-assembly and two-step synergism of Al<sub>2</sub>O<sub>3</sub> microspheres and BN nanosheets
Dongxu Liu, Chuanguo Ma, Hongtao Chi, Shihui Li, Ping Zhang, Peibang Dai
Abstract
@BN segregated the PI matrix to construct the BN network with the typical segregated structure in the composite film, resulting in an efficient thermally conductive network. This work provided a novel strategy for the preparation of conductive polymer composites.
Topics & Concepts
Materials sciencePolyimideComposite numberNanosheetComposite materialBoron nitrideThermal conductivityConductivityElectrical conductorChemical engineeringNanotechnologyChemistryPhysical chemistryEngineeringLayer (electronics)Thermal properties of materialsThermal Radiation and Cooling TechnologiesDielectric materials and actuators