基料树脂对钢结构防火涂料防火性能的影响

涂料工业 , 2010, 40(7): 53-57. doi: 10.3969/j.issn.0253-4312.2010.07.014

基料树脂对钢结构防火涂料防火性能的影响

许乾慰 ^1, , 孙栋 ^2, , 王国建 ^3, , 张巧芬 ^4,

1.先进土木工程材料教育部重点实验室,上海,200092;同济大学材料科学与工程学院,上海,200092

2.同济大学材料科学与工程学院,上海,200092

3.先进土木工程材料教育部重点实验室,上海,200092;同济大学材料科学与工程学院,上海,200092

4.中国建筑第二工程局,北京,100054

基金项目: "十一五"国家科技支撑项目(2006BAJ01B04) 国家高技术研究发展计划(863计划)项目(2006AA032463)

关键词：膨胀型防火涂料 , 基料树脂 , 苯丙乳液 , 有机硅单体 , 防火性能

Effect of Styrene-Acrylate Binder on Fireproof Property of Fireproof Coatings for Steel Structures

使用有机硅改性的苯丙乳液作为防火涂料的基料树脂,研究了基料树脂中单体种类和比例的变化对炭层结构、涂料防火性能的影响.结果表明:基料树脂中有机硅单体含量越高,硬单体苯乙烯比例越大,涂料的防火性能越好.当基料树脂有机硅含量为6.6%,苯乙烯含量较高为54%,丙烯酸丁酯含量为39.4%时,所配涂料的防火性能最好,试板60 min背温达到288℃.

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材料期刊网

基料树脂对钢结构防火涂料防火性能的影响

Effect of Styrene-Acrylate Binder on Fireproof Property of Fireproof Coatings for Steel Structures

参考文献