Dicyandiamide has better activity and latent after modified, when it used alone, the amount of it is larger, which will worsen the liquidity of system.

• 经改性的双氰胺具有较好的活性和贮存稳定性。但单独使用改性双氰胺作固化剂，用量一般较大（为环氧树脂的25%25），影响体系的流动性；