1·The white crystals are identified the ammonium polyphosphate (APP) by use of FT-IR.
红外光谱分析此白色晶体为聚磷酸铵（APP）。
2·Ammonium polyphosphate have been paid much attention because of its excellent characterization on flame retardant.
聚磷酸铵在阻燃功效方面的良好性能已受到了人们的重视。
3·The article explains the importance and urgency of setting up a suitable standard for ammonium polyphosphate (APP).
阐明了制定一部适用的聚磷酸铵产品标准的重要性及紧迫性。
4·Ammonium polyphosphate (APP) is an important inorganic flame retardant, which is used as one of the main ingredients of intumescent flame retardants.
聚磷酸铵(APP)是一种重要的无机阻燃剂，是膨胀型阻燃剂的主要成分之一。
5·Several synthetic methods of ammonium polyphosphate (app), identification of the product and its applications in fire retardants and others were studied.
本文着重介绍了聚磷酸铵的几种合成方法。产品的鉴别及其在阻燃剂等方面的应用。
6·Differential scanning calorimetry (DSC) was used to study the mechanism of dilative system, which composed of ammonium polyphosphate, pentaerythritol and melamine.
利用差示扫描量热法(dsc)探讨了膨胀体系的作用机理。
7·BL-environmental friendly flame retardant belongs to N-P flame retardant series, and its main raw materials are phosphoric acid and urea the same as ammonium polyphosphate (APP).
BL -环保阻燃剂属于N - P系阻燃剂，其主要原料与聚磷酸铵一样是磷酸与尿素，但因为其特殊的合成工艺使它不同于普通的聚磷酸铵。
8·The polymerization conditions of ammonium polyphosphate(APP) were studied by microwave reactor and muffle furnace respectively with ammonium dihydrogen phosphate and urea as raw materials.
以磷酸二氢铵和尿素为原料，用微波反应器和马弗炉分别研究聚磷酸铵（APP）的聚合工艺条件。
9·The flame retardance of a composite system consisting of ammonium polyphosphate (APP), pentaerythritol (PER) and melamine (MEL) used for polystyrene (PS) was studied with orthogonal design method.
采用正交设计法分析了聚磷酸胺(APP)、季戊四醇(PER)、三聚氰胺(MEL)作为一种混合体系对聚苯乙烯(PS)的阻燃作用。