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Effect of Alkaline Treatment on the Interfacial Properties of Biodegradable Composites Made From Henequen Fibres and Poly (Hydroxybutyrate-Co-Valerate) Resin
Author(s): 
Pages: 27-30
Year: Issue:  12
Journal: TECHNICAL TEXTILES

Keyword:  天然纤维可生物降解复合材料表面改性界面剪切强度微粘结法测试;
Abstract: 本文通过对Henequen纤维表面形态进行改性,探讨了提高Henequen纤维与聚羟基丁酸/戊酸酯(PHBV)树脂复合材料界面剪切强度的方法.采用氢氧化钠溶液处理纤维和稀PHBV溶液预浸纤维,增加纤维的表面积和湿润性以增强纤维与基质间的物理化学作用.Henequen纤维/PHBV复合材料界面剪切强度的大小用微粘结法(microbond)测试,结果表明纤维经碱处理后再预浸处理可使界面剪切强度从未处理情况下的5.05MPa提高到9.55 MPa,增加了89%.
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