共聚物链结构对共聚型含氟聚酰亚胺薄膜性能的影响

张明艳,刘居,杨振华,王登辉,吴子剑

Effect of Copolymer Chain Structure on Properties of Fluorinated Copolyimide Film

Mingyan ZHANG,Ju LIU,Zhenhua YANG,Denghui WANG,Zijian WU

表5 含氟PI薄膜的拉伸性能

Table 5 Tensile properties of fluorine-containing PI films

Number Tensile strength/MPa Elongation at break/% PI-1a 113.45 3.13 PI-1b 117.61 2.95 PI-1c 114.16 3.09 PI-2a 113.33 3.22 PI-3a 100.98 3.63