氧气<strong>DBD</strong>等离子体处理<strong>PBO</strong>纤维表面及其对双马树脂基复合材料界面性能的影响

氧气DBD等离子体处理PBO纤维表面及其对双马树脂基复合材料界面性能的影响

刘哲,陈博涵,陈平

Treatment of Oxygen Dielectric Barrier Discharge Plasma on PBO Fiber Surface and Influence on Its BMI Composites

Zhe LIU,Bohan CHEN,Ping CHEN

表1 QY8911-II BMI树脂的性能

Table 1 Properties of the QY8911-II bismaleimide resin

Properties	Values
Viscosity/Pa·s(80℃)	0.5~1.5
Softening point/℃	20~30
Tensile strength/MPa	65
Tensile modulus/GPa	3.3
Elongation at break/%	2.5
Fracture energy release rate/J·m^-2	298
T_g/℃	According to E’：240 According to tanδ：270