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Preparation and Properties of Interior Wall Coatings Containing Modified Flyash Loaded with Formaldehyde Remover
Pages: 1-5
Year: Issue:  2
Journal: Paint & Coatings Industry

Keyword:  flyashsurface modificationformaldehyde removerinterface loadinginterior wall coatingscritical pigment volume concentration;
Abstract: 对粉煤灰进行湿法改性后在其表面负载甲醛捕捉剂,可以得到改性的粉煤灰粉末,以其为填料制备内墙涂料,依据GB/T 15516-1995检测其粉体及该内墙涂料对室内空气中甲醛的消除效果.结果表明:甲醛捕捉剂能很好地负载在改性后的粉煤灰颗粒表面;负载粉煤灰及其涂料对室内甲醛具有很好的消除效果,尤其当粉煤灰涂料的颜料体积浓度(PVC)与临界颜料体积浓度(CPVC)相近时,涂层具有最优的甲醛捕捉效果;同时常规性能满足GB/T 9756-2009的要求,可以被应用到内墙涂料中.
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