Developing thermally stable and surface-treated trifunctional (source of acid,carbon and sparkle) intumscent flame retardant systems is the trend of IFR based on PER.

• 基于PER的膨胀型阻燃剂的发展方向为:热稳定性高、经过表面处理、集酸源、碳源和发泡源于一身的"三位一体"IFR。