采用挤塑模压的方法制备麦秸纤维增强聚丙烯复合材料,研究了麦秸纤维添加量、尺寸及马来酸酐接枝聚丙烯(MAPP)添加量、温度对麦秸纤维增强聚丙烯复合材料熔融流变性的影响.麦秸纤维添加量从10 wt%增加至30 wt%时,复合材料的熔融黏度增加.马来酸酐接枝聚丙烯的加入提高了体系的流动性,熔融黏度降低.麦秸纤维以长纤维和纤维束作为增强材料时,复合材料的熔融黏度降低,以细小纤维作为增强材料时,复合材料的熔融黏度增加.温度由170℃升高至190℃,剪切速率由0.01 s-1增加至0.1 s-1时,麦秸纤维增强聚丙烯复合材料的黏度降低.
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