低聚聚酰亚胺(SPI)改性的聚酰亚胺(PI)固化物的制备和性能
朱国豪, 陈平, 徐计雷, 孙慧敏

Preparation and Properties of Curd Polyimide Modified by Oligomeric Polyimide
ZHU Guohao, CHEN Ping, XU Jilei, SUN Huimin
表3 SPI改性PI固化聚合物薄膜的力学性能
Table 3 Mechanical properties of cured PI polymer film modified by SPI
SampleTensile strength / MPaElastic modulus / GPaElongation at break / %
SPI/PI-096.251.835.47
SPI/PI-5113.751.959.95
SPI/PI-10128.962.219.57
SPI/PI-15115.022.418.17