李健丰

个人信息Personal Information

高级工程师

性别:女

毕业院校:大连理工大学

所在单位:化工学院

学科:功能材料化学与化工

办公地点:化工实验楼A103

联系方式:13644080005

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聚甲醛/共聚酰胺共混物的非等温结晶动力学研究

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发表时间:2022-10-06

发表刊物:中国塑料

所属单位:化工学院

卷号:21

期号:7

页面范围:15-19

ISSN号:1001-9278

摘要:The non-isothermal crystallization kinetics of polyoxymethylene (POM)
   and polyoxymethylene/co-polyamide (POM/COPA) at different cooling rates
   were investigated uisng differential scanning calorimetry (DSC). The
   parameters of non-isothermal crystallization kinetics were obtained
   through Jeziorny, Ozawa, and MO methods. It showed that the increase of
   cooling rates made the crystallization peaks of POM and POM/COPA moved
   towards lower temperature and became wider. The addition of COPA
   increased the crystallization temperature and accelerated the
   crystallization rate. COPA played a role as a nucleating agent for
   non-isothermal crystallization of POM. Both Jeziorny and MO methods
   described this system very well.

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