聚酰亚胺具有很多优异的性能,如良好的耐热性和耐腐蚀性、优良的电学性能和机械性能,近些年来已被广泛用于军事工业、机械工业、电子通信、薄膜包装等领域。通过引入有机硅到聚酰亚胺结构中,可以改善聚酰亚胺的许多性能以满足实际的使用需求,如透气性增加、自身黏结性增加、介电常数降低等。综述了有机硅聚酰亚胺的研究进展及其应用领域。 Polyimide has many excellent properties, such as good heat resistance and corrosion resistance, excellent electrical properties and mechanical properties, has been widely used in military industry, mechanical industry, electronic communications, film packaging and other fields in recent years . By introducing silicone into the polyimide structure, many properties of the polyimide can be improved to meet actual usage requirements such as increased air permeability, increased self-adhesiveness, reduced dielectric constant, and the like. The research progress and application fields of silicone polyimides are reviewed.