以丙烯酸类乳液为成膜物质,以季戊四醇、三聚氰胺、聚磷酸铵与无机增强填料作为阻燃体系,制备了水性超薄型钢结构防火涂料.采用模拟大板燃烧法对防火涂料的耐火性能进行了研究,系统考察了乳液种类、颜基比以及无机填料对防火性能的影响,确定了无机填料的最佳用量.研究结果表明:以硅丙乳液作为基料树脂,当体系颜基比为3.5以及珍珠岩的添加量为7%时,防火涂料的耐火时间能达到128.7 min;珍珠岩与炭质层的生成具有明显的协同效应,这大大提高了炭质层的强度,而且还表现出显著的隔热效果.
参考文献
| [1] | 陈夙,刘军辉,仲晓林.钢结构防火涂料的发展[J].上海涂料,2008(12):24-27. |
| [2] | 甘子琼,戚天游,肖华荣.钢结构防火涂料现状及其发展[J].涂料工业,2004(03):42-46. |
| [3] | 秦秀兰,黄英,杜朝峰.膨胀型钢结构防火涂料的发展现状与展望[J].材料保护,2006(08):47-50. |
| [4] | 王国建.钢结构防火涂料的发展趋势[J].上海涂料,2007(11):25-27. |
| [5] | 许乾慰,陆彬,王国建,赵就.聚丙烯酸酯结构对防火涂料防火性能的影响[J].涂料工业,2009(06):1-5. |
| [6] | 张旭昀,王勇,孙丽丽,万德立.乳液种类对膨胀型防火涂料理化性能和防火性能的影响[J].材料保护,2007(04):19-21. |
| [7] | Xilei Chen;Yuan Hu;Chuanmei Jiao;Lei Song .Preparation and thermal properties of a novel flame-retardant coating[J].Polymer Degradation and Stability,2007(6):1141-1150. |
| [8] | Jun-wei Gu;Guang-cheng Zhang;Shan-lai Dong;Qiu-yu Zhang;Jie Kong .Study on preparation and fire-retardant mechanism analysis of intumescent flame-retardant coatings[J].Surface & Coatings Technology,2007(18):7835-7841. |
| [9] | Zhenyu Wang;Enhou Han;Wei Ke .Influence of expandable graphite on fire resistance and water resistance of flame-retardant coatings[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2007(5):2237-2253. |
| [10] | Chuen-Shii Chou;Sheau-Horng Lin;Chin-I Wang .Preparation and characterization of the intumescent fire retardant coating with a new flame retardant[J].Advanced Powder Technology: The internation Journal of the Society of Powder Technology, Japan,2009(2):169-176. |
| [11] | Wang ZY;Han EH;Ke W .Influence of nano-LDHs on char formation and fire-resistant properties of flame-retardant coating[J].Progress in Organic Coatings: An International Review Journal,2005(1):29-37. |
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