钨尾矿填料在膨胀型防火涂料中的协效作用
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Release time:2022-02-26 Impact Factor:1.775 DOI number:10.16265/j.cnki.issn1003-3033.202 Journal:中国安全科学学报 Key Words:膨胀型防火涂料;钨尾矿填料（TTF）;阻燃性能;抑烟作用;协效剂 Abstract:为实现钨尾矿的高效回收利用,以其为原料,经过洗涤、粉碎和表面改性制备钨尾矿填料（TTF）应用于膨胀型防火涂料,并通过大板燃烧法、烟密度测试仪、热重分析（TG）、扫描电镜（SEM）和傅里叶红外光谱（FTIR）等考察TTF在膨胀型防火涂料中的阻燃和抑烟作用。研究结果表明:当TTF的质量分数为3%时,涂料的协效阻燃和抑烟作用最佳,火焰传播比值为4.3,900 s时背面平衡温度为84.8℃,烟密度等级为14.2%。炭层分析显示,TTF的加入能促进涂层在燃烧过程中形成更多的热稳定性交联结构和芳香结构,以促进形成更加致密和稳定的膨胀炭层结构,以阻隔热量和物质的传递,达到较好的协效阻燃和抑烟作用。 First Author:王飞跃，刘辉，颜龙* Indexed by:Journal paper Discipline:Engineering First-Level Discipline:Safety Science and Engineering Document Type:J Volume:31 Issue:10 Page Number:46-53 ISSN No.:1003-3033 Translation or Not:no Date of Publication:2021-10-01 -
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