Several typical flame retardant principles of asphalt flame retardant: absorption of heat, covering, inhibition of chain reaction and asphyxiant action of non-combustible gases, etc. are summarized.

• 摘要概述了沥青阻燃剂的几种典型阻燃原理：吸热、覆盖、抑制链反应及不燃气体窒息作用等；