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回收高密度聚乙烯结构与性能的研究

袁聪慧 王仕峰 张勇 张隐西

中国塑料2011,Vol.25Issue(10):81-85,5.
中国塑料2011,Vol.25Issue(10):81-85,5.

回收高密度聚乙烯结构与性能的研究

Study on Structure and Properties of Recycled High Density Polyethylene

袁聪慧 1王仕峰 1张勇 1张隐西1

作者信息

  • 1. 上海交通大学高分子材料研究所,上海200240
  • 折叠

摘要

Abstract

Commercial recycled high density polyethylene (PE-HD) was characterized using Fourier transform infrared spectrometry, differential scanning calorimetry and thermogravimetric analysis, and their rheological and mechanical properties were also studied. During the recycling processing, the structure of recycled PE-HD changed obviously. Carbonyl groups on the chains increased, and the melt flow rate and mechanical properties decreased as a result of aging. According to tensile strength, recycled PE-HD could be divided into three grades.

关键词

回收/高密度聚乙烯/结构/性能/老化

Key words

recycling/high density polyethylene/structure/property/aging

分类

化学化工

引用本文复制引用

袁聪慧,王仕峰,张勇,张隐西..回收高密度聚乙烯结构与性能的研究[J].中国塑料,2011,25(10):81-85,5.

中国塑料

OA北大核心CSCDCSTPCD

1001-9278

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