Several testing methods of flame retardant materials including horizontal and vertical firing method,oxygen index method,NBS smoke box method,thermal analysis method and CONE calorimeter method are presented,and the emphasis is put on CONE calorimeter method and its application in research of flame retardant materials.
介绍几种常用的阻燃材料测试方法,包括水平和垂直燃烧法、氧指数法、NBS烟箱法、热分析法、锥形量热仪法,重点介绍了锥形量热仪法及其在阻燃材料研究中的应用。
The application foreground of the nanometer technique in the flame retardant material area;
纳米技术在阻燃材料领域中的应用前景
The methods and principles of microcapsules technology were reviewed; the flame-retardant mechanism of encapsulated flame-retardant agents was interpreted, and the progress status of encapsulated flame-retardant materials at home and abroad was summarized; lastly, the further development of the new material was prospected.
阐述了微胶囊技术的方法和原理,介绍了微胶囊阻燃材料的阻燃机理,综述了国内外有关研究现状,并对微胶囊阻燃材料的发展作了展望。
The long-chain ammonium polyphosphate(APP),a kind of fire retardant material,was synthesized by polymerization and heating treatment,and the structure was characterized by XRD,particle size and average polymerization degree.
用聚合反应-热处理两段工艺合成了高聚合度的聚磷酸铵(APP)阻燃材料,其结构经XRD,粒度及平均聚合度表征。
A flame-retardant material of PP/fibre Mg(OH) 2/P was prepared based on polypropylene(PP), fibre Mg(OH) 2 ,red phosphorus(P) and other aid agents.
以聚丙烯 (PP)为基料 ,通过与纤维级Mg(OH) 2 、红磷 (P)以及其他助剂改性制备阻燃材料。
This letter presents an experimental research on t he flame spread on a horizontal combustible material surface while external r adiation added.
论文对存在外加辐射条件下的可燃物表面的水平方向火焰蔓延过程进行了实验研究 ,得到了多种典型可燃材料在不同的加热功率下 ,火焰前锋位置随时间变化的数据 ;分析了外加热情况下 ,不同性质材料的火蔓延速率的变
The results indicate that measures such as the selection of high quality raw materials and fuel, adoption of proper proportion and homogenization, addition of admixtures, enhancement of operation and proper control of the bleaching water and the storage period of clinker are regarded as effective measures for the improvement of white cement clinker.
简要分析了影响白水泥熟料白度的因素,综述了提高熟料白度的生产措施,认为选择优质原燃材料,合理配料搞好均化,采用适量外加剂,加强操作,合理控制漂白水量和熟料储存期是提高白水泥熟料质量的有效途径。