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水镁石基有机无机复合阻燃剂的制备及应用

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2010-12-20

Journal: 功能材料

Included Journals: Scopus、CSCD、ISTIC、PKU、EI

Volume: 41

Issue: 12

Page Number: 2124-2127

ISSN: 1001-9731

Key Words: 水镁石;复合阻燃剂;多聚磷酸胺;键合

Abstract: 以水镁石、多聚磷酸和月桂胺为原料,通过对微米级水镁石颗粒表面改性和包覆多聚磷酸胺盐制备了具有核-壳结构的水镁石有机无机复合阻燃剂,通过X射线粉末衍射、红外光谱、热失重、扫描电子显微镜对合成产物的物相和形貌进行了表征.悬浮实验结果表明制备的水镁石基复合阻燃剂产品呈疏水性,表面极性的改变大大提高了复合阻燃剂产品与高聚物基体的相容性.添加40%(质量分数)的水镁石基复合阻燃剂产品用于EVA时极限氧指数为32.0%、拉伸强度为10.03MPa、断裂伸长率为719.0%,达到阻燃UL94-V0级别.

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