制革生产过程中水的处理与回用

Water Treatment and Reuse in Tanning Process

我国淡水资源短缺,水对于被称为高耗水、高污染的制革业的生存和发展有着重要的意义。制革过程中的中水回用可以有效节约水资源,降低污染,有利于实现制革业的清洁化生产。

The characters, synthesis and cross-linking mechanism of polycarbodiimide crosslinking agent were introduced in this paper. In addition, the progress at home and abroad and the methods for improving the stability of polycarbodiimide crosslinking agent were also introduced.