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改性处理对木纤维/聚乳酸生物可降解复合材料性能的影响

李辉 李新功 吴义强

塑料科技2011,Vol.39Issue(8):70-73,4.
塑料科技2011,Vol.39Issue(8):70-73,4.

改性处理对木纤维/聚乳酸生物可降解复合材料性能的影响

Effect of Modification on Properties of Wood Fiber/Polylactic Acid Biodegradable Composites

李辉 1李新功 1吴义强1

作者信息

  • 1. 中南林业科技大学材料科学与工程学院,湖南长沙410004
  • 折叠

摘要

Abstract

Wood fiber/polylactic acid biodegradable composites was prepared with polylactic acid and wood fibers modified with stearine acid and titanate modifiers by injection molding process. Effect of the modification agent on mechanical properties and Biodegradability of composites was studied. The results show that: after modification for wood fibers, the tensile strength and impact strength of composites are significantly improved; and the modification effect of titanate coupling agent is better than that of stearine acid. To some extent, stearic acid and titanate modifier can improve the biodegradability of composites.

关键词

木纤维/聚乳酸/改性处理/复合材料

Key words

Wood fiber/Polylactic acid/Modification/Composites

分类

化学化工

引用本文复制引用

李辉,李新功,吴义强..改性处理对木纤维/聚乳酸生物可降解复合材料性能的影响[J].塑料科技,2011,39(8):70-73,4.

基金项目

国家林业局“948”项目(2009-4-51),十一五科技支撑计划项目(2008BADA9B0102) (2009-4-51)

塑料科技

OA北大核心CSTPCD

1005-3360

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