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云母粉对水镁石基阻燃剂/混合塑料复合材料性能的影响

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Indexed by:期刊论文

Date of Publication:2016-06-08

Journal:山东化工

Volume:45

Issue:11

Page Number:9-11

ISSN No.:1008-021X

Key Words:水镁石;云母粉;力学性能;阻燃性能;复合材料

Abstract:以水镁石、多聚磷酸、十二胺为主要原料,对水镁石颗粒进行表面改性制备水镁石/多聚磷酸胺复合阻燃剂,与改性的云母粉混合后填充于混合塑料.通过扫描电镜、力学性能测试、热重分析、极限氧指数测试、UL94测试等表征手段考察了改性云母粉对复合材料的阻燃性能与力学性能的影响.研究结果发现改性后的云母能够均匀的分散在基体中,当复合阻燃剂质量分数为46%,改性云母粉的质量分数为4%,混合塑料的质量分数为50%时,复合材料的拉伸强度为9.96MPa、断裂伸长率为637.3%及LOI为33.2,达到UL94 V-0级别.

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