At present, experimental methods have been mostly used to study film of inorganic nanoparticle Al2O3 and SiO2 hybrid PI at home and abroad, which needs a lot of manpower and material resource, and investigative cost is high.

• 目前,国内外关于无机纳米颗粒SiO2,Al2O3杂化PI薄膜的研究大多采用实验方法,需要大量人力和物力,研究成本高。