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聚氯乙烯/木质素共混物的热稳定性

刘飞跃 许凯 陈鸣才 曹德榕

中国塑料2011,Vol.25Issue(10):59-63,5.
中国塑料2011,Vol.25Issue(10):59-63,5.

聚氯乙烯/木质素共混物的热稳定性

Thermal Stability of Poly ( vinyl chloride)/Lignin Blends

刘飞跃 1许凯 2陈鸣才 2曹德榕1

作者信息

  • 1. 华南理工大学化学与化工学院,广东广州510641
  • 2. 中国科学院广州化学研究所,广东广州510650
  • 折叠

摘要

Abstract

Thermal stability of poly (vinyl chloride) (PVC)/lignin blends was studied with thermogravimetric analysis. It was shown that the thermal stability depended on the integration of two behaviors, sterically hindered phenol structure of lignin could improve thermal stability of the blends; dehydration of lignin could decrease thermal stability of the blends. In the early stage of the decomposition, the latter was dominant, and the early thermal stability of the blends was worse than that of PVC. In the medium-term of the decomposition, thermal stability of the blends was better than that of PVC due to the end of dehydration, and the former turned to predomination in this stage.

关键词

聚氯乙烯/木质素/共混/热稳定性

Key words

poly(vinyl chloride)/lignin/blending/thermal stability

分类

化学化工

引用本文复制引用

刘飞跃,许凯,陈鸣才,曹德榕..聚氯乙烯/木质素共混物的热稳定性[J].中国塑料,2011,25(10):59-63,5.

中国塑料

OA北大核心CSCDCSTPCD

1001-9278

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