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Effect of porosity on the hygrothermal behaviour of carbon fiber reinforced epoxy composite laminates
Author(s): 
Pages: 24-30
Year: Issue:  2
Journal: Acta Materiae Compositae Sinica

Keyword:  polymer-matrix compositesporosityenvironmental degradationmechanical properties;
Abstract: 针对某飞机上应用的典型铺层[(±45)_4/(0,90)/(±45)_2]_s和[(±45)/(0,90)_2/(±45)]_s,研究了孔隙对碳纤维增强环氧树脂基复合材料层合板的吸湿行为和层间剪切强度的影响.采用不同的热压罐固化压力制备了不同孔隙率的试样.采用显微图像分析技术对孔隙率和孔隙的微观结构特征进行了详细的分析.研究结果表明:孔隙主要分布于层间,且随着孔隙率的增大,孔隙的尺寸增大;2种层合...
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