明胶/纳米微晶纤维素共混复合膜的逾渗研究

Haichao Li, Jingjing Zhang,Shuaishuai Yang,Lijuan Huang

Chemical World（2019）

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Abstract

以共混的方法制备了明胶/纳米微晶纤维素复合膜.测定了不同纳米微晶纤维素质量分数(0％～1％)下复合膜的抗拉强度(2.3～14.8 MPa)、断裂伸长率(55％～13％)和热缩性(3.5％～1.4％).当添加纳米微晶纤维素(NCC)到一定量时复合膜的抗拉强度、断裂伸长率和热缩性的数值都发生了突变.结果表明,明胶/纳米微晶纤维素共混复合膜存在逾渗现象,逾渗阈值为质量分数0.6％NCC.

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