The properties and the structure of this film are investigated.It is found that PPA monolayer has nonrecompressibility, anisotropism and relaxation of surface pressure.

• 结果表明，聚苯乙炔能在较大的表面压范围内形成稳定的单分子膜，并具有不可重复压缩性、表面压力的各向异性和松弛特性。