The water absorption of the resultant leather retanned with vegetable tanning agents, alterable syntans and vinyl copolymers did not change obviously.

• 结果表明，用植物鞣剂、代替型合成鞣剂和乙烯基单体聚台物复鞣的革，其吸水度无明显变化；用甲醛和戊二醛复鞣，革的防水性有所提高；