Some new polymeric colorants,polyfluro alkyl esters of polymeric phosphonitrilic acid with azo dyes in the side chain,were prepared in the presence of pyridine.

• 首次将偶氮染料和聚合膦腈酸多氟烷基取代酯相结合，合成了一类具有阻燃、疏水憎油等特性的功能聚合物。