The properties of N-P intumescent flame-retardant made from urea-phosphate liquor were tested in this paper, the flame retardancy and applied performance of wood treated by this flame-retardant were measured.

• 摘要对用磷酸脲的结晶母液合成的氮－磷膨高效胀型阻燃剂性能进行了研究，测定了经该阻燃剂处理后的木材的耐火性能和使用性能。