【摘要】 研究了用苯胺、氯乙酸、尿素、甲醛及磺化剂等合成芳香族两性合成鞣剂的工艺，并通过红外光谱测定，证实了产品结构中某些基团的存在。更多还原

【Abstract】 Aromatic amphoteric retanning agent has been synthesized from α-haloacid, fatty aldehyde and compound that contain amino group such as aniline,dicyandiamide and urea etc.. The synthetical routes and technologies is studied. And the amphoteric group is proved to be exist in the product by aid of IR analysis.更多还原