...材料所占比重甚微,欲单独对某一性能进行度量有很大困难,因此常借用整体材料的力学性能来表征界面性能,如层间剪切强度(ILSS)就是研究界面黏结的良好办法,如再能配合断裂形貌分析等即可对界面的其他性能进行较深入的研究。
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...表明,三维机织物中,f顷斜内锁型(interlock)=维机织物可提高 碳,环氧复合材料层间剪切强度(interlaminar shear strength,ILS):而倾斜内锁型三维 机织物中又以3.x型,即厚度上的倾斜内锁型的影响最为显著。
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短梁层间剪切强度 short-beam shear strength
The interlaminar shear strength of materials is 27MPa, which is enhanced by the fibers vertical to layers.
材料的层间剪切强度为27MPa,垂直无纬布和胎网铺层的纤维束避免了材料的层间开裂现象。
参考来源 - C/SiC复合材料及其构件的制备与力学性能The result showed that CE/EP/CF composite had excellent heat stability and heat resistance. Its glass transition temperature was 226.33℃ and interlaminar shear strength was 48.7 MPa.
结果表明,CE/EP/CF复合材料具有优良的耐热性和热稳定性,玻璃化转变温度为226.33℃,NOL环层间剪切强度为48.7MPa。
参考来源 - 碳纤维增强环氧改性氰酸酯树脂复合材料性能研究The results showed that epoxy resin modified cyanate ester resin had lower moisture absorption ability than epoxy resin. Hygrothermal environment had no effect on longitudinal tensile strength of composite,but it affected inter-laminar shear strength remarkably.
结果表明,CE/EP基体具有比EP更小的吸湿能力;湿热环境对CE/EP/CF复合材料的纵向拉伸强度影响不大,但对其层间剪切强度的影响较为显著。
参考来源 - CE/EP/CF复合材料的湿热性能研究·2,447,543篇论文数据,部分数据来源于NoteExpress
文末还说明了,利用测定的正交层间剪切强度来分析正交铺设层合板短梁的极限载荷是合适的。
Furthermore, it indicates that it is suitable to analyse the ultimate load of a cross-ply laminated short beam with the measured shear strength of cross-interlamination.
本文分析了碳纤维上装剂的研究现状,概述了上浆剂的种类、性质及上浆量对复合材料层间剪切强度的影响;
A brief review on sizing for carbon fiber is presented. The influence of the kinds, nature and coating thickness of size on the interfacial shear strength of composites are summarized.
通过DSC、DMA、X -衍射和SEM分析纤维的结构,测试了纤维接触角、断裂强度和层间剪切强度。
The structure of treated fiber is analyzed by DSC, DMA, X-diffraction and SEM.
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