皮革黄棕SP和皮革黄棕3GL的制备工艺研究

Preparation of SP and 3GL of Leather Yellow Brown

本文主要论述了皮革黄棕SP和皮革黄棕3GL两种产品在实验室、车间的生产工艺操作流程,并对重氮化、偶合、络合、各反应组成、pH值、时间、温度、反应终点等做了进一步的说明,介绍了这两种产品及产品在羊毛、皮革上的应用性能指标。

This paper mainly discussed the production process of leather yellow brown SP and leather yellow brown 3GL in laboratory and workshop,and introduced the composition of diazotization,coupling,complexing and each reaction,further details such as pH value,time,temperature,reaction end point,as well as the application performance index of the product in wool and leather.