Flame retardant POM composites were prepared using TPU as carrier to introduce melamine cyanurate (MCA) into POM matrix, and even dispersion of MCA in polymer matrix was obtained.

• 采用三聚氰胺氰尿酸盐/聚氨酯复合阻燃剂阻燃聚甲醛，阻燃剂粒子均匀分散于聚氨酯分散相中，解决了阻燃剂与聚甲醛直接共混相容性差、材料性能劣化的难题，获得了阻燃性能和力学性能较好的阻燃聚甲醛材料。