The preparation of auxiliary tanning agent from chrome shavings has been studied in this paper.
本文对从铬革屑中提取胶原产物制备助鞣剂的方法进行了探讨。
2
This paper research on a new synthetic tanning agent and the method of preparation.
本文研究一种新的合成鞣剂及它的制备方法。
3
The effects of the recycling and reuse of chrome tannins effluent, based on the saved chrome tanning process, were examined for the preparation of wet blue in making soft type leather from steer hide.