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本文开展创新性研究,自主设计合成含磷三嗪高分子成炭剂PTCA,创新性构建PTCA/APP磷氮协同膨胀阻燃体系。
区别于传统阻燃体系,新型高分子成炭剂有效优化了基体界面相容性,强化成炭质量与双重阻燃效应,在低添加量下实现PP高效阻燃、抑烟,同时大幅缓解力学性能损失。
蓝国勇1,2,王炜垠1,薛乾1,蔡浩鹏1,王珊1
,王钧1

(1.武汉理工大学材料科学与工程学院,武汉 430070;2.广西德福特科技有限公司,广西来宾 546100 )
DOI:10.3969/j.issn.1001-3539.2026.01.024


1实验部分

表 1纯PP及阻燃PP复合材料的配方Tab. 1Formulas of PP and flame-retardant PP composites

2结果与讨论



表 2纯PP及阻燃PP复合材料的LOI值和垂直燃烧测试结果Tab. 2LOI values and vertical burning results of neat PP and flame-retardant PP composites

Notes:av-t1 is average self-extinguishing time after first ignition; av-t2 is average self-extinguishing time after second ignition.


表 3纯PP及阻燃PP在空气气氛下的热失重参数Tab. 3Thermogravimetric parameters for pure PP and flame-retardant PP in air atmosphere

Notes:T5% is temperature at 5% mass loss; T30% is temperature at 30% mass loss; T50% is temperature at 50% mass loss; Tₚ is temperature at the maximum rate of mass loss.

表 4纯PP及阻燃PP复合材料锥形量热测试的燃烧参数Tab. 4Combustion parameters of neat PP and flame-retardant PP composites tested in cone calorimeter

Notes:TTI is time to ignition; pHRR is peak heat release rate;THR is total heat release; av-EHC is average extinction heat contribution;pSPR is peak smoke production rate; TSR is total smoke release.



表 5残炭元素分析结果Tab. 5Result of elementary analysis of char residues( % )


表 6纯PP及阻燃PP复合材料的拉伸强度和断裂伸长率Tab. 6Tensile strength and elongation at break of PP and flame-retardant PP composites


3结论


引用本文:蓝国勇,王炜垠,薛乾,等.聚磷酸铵协同含磷三嗪成炭剂阻燃聚丙烯制备和性能[J].工程塑料应用,2026,54(1):184-192.(LAN Guoyong,WANG Weiyin,XUE Qian,et al. Preparation and properties of flame-retardant polypropylene using polyphosphoric ammonium and phosphorus-containing triazine carbonizing agent[J]. Engineering Plastics Application,2026,54(1):184-192.)
通讯作者:王珊,博士,副教授,博士生导师,研究方向为高分子电介质材料、功能性高分子及其复合材料
中图分类号:TQ314.24
文章编号:()
文献标识码:A
收稿日期:2025-10-30
出版日期:2026-01-10
网刊发布日期:2026-02-03