The flame retarding methods and flame retardant of high expansion PE were studied according to burning phenomenon of polymer and flame retarding mechanism.
根据聚合物燃烧现象和一般阻燃机理寻求研究高发泡聚乙烯的阻燃方法和阻燃剂。
The flame retardant and smoke suppression mechanism of metal hydroxystannates was investigated through quantitative analysis and the SEM of the residual char after sample burning.
通过对样品燃烧后剩炭含量及扫描电镜（SEM）分析，探讨了锡酸盐体系阻燃抑烟的机理。
Press GB8624-1997 "building materials burning function of this product grading methods, B1 level for flame retardant materials, to ensure the safe and reliable."
按GB8624 - 1997《建筑材料燃烧机能分级方法》，本产品为B1级难燃材料，确保安全可靠。
应用推荐