异氰酸酯

异氰酸酯类．固化剂．PU．EPOXY

 

HARTDUR 115(NDI)(1,5萘二异氰酸酯)
HARTDUR 118(TODI)(3,3'-二甲基-4,4'-联苯二异氰酸酯)
HARTDUR 120(PPDI)(1,4-苯二異氰酸酯)