Disclosed is a novel diamine compound comprising a structure in which diphenyl sulfide in a molecule is bonded through an amide bond to a phenyl ring substituted with an amine group. A polyimide film prepared by polymerizing the novel diamine compound exhibits improved mechanical and thermal properties and an enhanced refractive index.
本发明揭示了一种新的二胺化合物,其结构为分子中的二苯基
硫通过酰胺键与取代有胺基的苯环结合。通过聚合所制备的聚
酰亚胺薄膜表现出改善的机械和热性能以及增强的折射率。