tanning extract

This paper have studied vegetable tanning technology of cowhide light leather with modification volanea extract for chief tanning agent and with yellow cow taw for raw skin.

探索了用橡木宛栲胶植鞣黄牛皮沙发革的工艺，分析测试了所鞣坯革的物理及感观性能，为植鞣牛皮轻革产品提供了一些理论与实验依。

Studies on The Mechanism of Combination Tanning-Characteristics of Leather Tanned With Rare Earth-Vegetable Tannin Extract

结合鞣机理研究&稀土-植鞣革特征

Study on modified black wattle tannin extract and its tanning properties

黑荆树皮栲胶改性及其鞣革性能研究

Their combination with tanning agents Cr, Al, HCHO and vegetable tannin extract was also studied.

同时研究了它们与铬 、 铝 、 甲醛和栲胶等鞣剂的结合稳定性及其产生的助鞣作用.

The leather tanned with rare earth has a shrinkage temp, 62 ℃ and 83 ℃ with vegetable tanning extract and then 102 ℃ with rare earth-vegetable tannin extract. The combination tanning leather has also good handle and strength.

单独稀土鞣革的收缩温度为62℃.植鞣的收缩温度为83℃，而两者结合鞣为102℃，并且这种结合鞣革有良好的手感及强度。