聚氨酯涂层对复合材料层合板抗反复低速冲击性能的影响*

岳海亮, 张国利, 王壮志, 郭瑞彦

Evaluation of Ressistance to Repeated Low-Velocity Impact of Composite Laminates with Polyurethane Coating

YUE Hailiang, ZHANG Guoli, WANG Zhuangzhi, GUO Ruiyan

表1 试样的结构

Table 1 Structure parameters of specimen

Code of specimen Number of layers Thickness /mm Weight /g [0/90]6 12 2.0 56.2 [0/90]7 14 2.4 59.5 [0/90]8 16 2.8 62.7 [0/90]6-PU 12 3.0 66.7 [0/90]7-PU 14 3.4 69.8 [0/90]8-PU 16 3.8 73.2