从禁用染料的代用谈近年几类重要染料新品种的开发(二)

A Speech on Recent Dyestuffs Developing for Prohibited Dyes Substitution (II)

3.三聚氰酰胺型 这类染料是通过三聚氰氯引入一个三嗪环基,它的鲜艳度和耐晒性优良者居多。

Direct and aicd dyes are the most kinds in the dyestuffs with twenty prohibited ingredients. In recent years, dyestuffs manufactures both domestic and abroad have developed some new products such as reactive,disperse,direct and aicd dyes to replace these prohibited dyes. The author introduced the structure and performance of these new dyes.