The effect of acidity on synthesis of phenylbiguanide additive reaction of aniline with dicyandiamide was studied.

研究了酸度对苯胺与双氰胺加成反应生成苯基双胍的影响.

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Major Composite of thc SeaIant is bisphenol A epoxy resin, dicyandiamide, ureido compound and modifier etc.

以双酚A环氧树脂 、 双氰胺 、 脉及改性材料为主要成分配制的胶粘剂可在中温迅速固化.

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