Fabrication, Morphology and Properties of Polyimide/Al2O3 Nanocomposite Films via Surface Modification and Ion-Exchange Technique

Author:

Zhang Ming Yu1,Liu Li Zhu2,Hui K.S.3

Affiliation:

1. Suzhou Institute of Industrial Technology

2. Harbin University of Science and Technology

3. University of East Anglia

Abstract

Polyimide films with Al2O3composite layers were prepared by KOH solution surface hydrolysis, ion exchange and heat treatment. Scanning electron microscope (SEM), atomic force microscopy (AFM), X-ray diffractometry (XRD), thermo gravimetric analyzer (TGA), breakdown voltage tester, high frequency pulse voltage machine were performed to characterize the micromorphology, thermal stability, mechanical properties, electric breakdown strength, and corona resistance time of composite films. Results indicated that the thermal properties of the composite film are better than the original film. The corona resistance time of the composite film was longer than that of the pristine film. The composite film had the longest corona resistance time and reached 101.2min while the KOH treatment time was 90min.

Publisher

Trans Tech Publications, Ltd.

Subject

Mechanical Engineering,Mechanics of Materials,Condensed Matter Physics,General Materials Science

Cited by 4 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Corona Resistance of Polyimide Films Modified by Nano-Al2O3 in LN;2023 IEEE 4th International Conference on Electrical Materials and Power Equipment (ICEMPE);2023-05-07

2. Polyimide composite films reinforced by graphene quantum dots;Fullerenes, Nanotubes and Carbon Nanostructures;2021-12-09

3. Preparation and properties of polyimide multilayer films via roll coating technique;Journal of Physics: Conference Series;2021-10-01

4. New method to prepare corona resistant polyimide composite film;Journal of Physics: Conference Series;2021-06-01

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