POSYNTAN MK is a retanning agent based on a special vegetal tannin with filling agents and selected antioxidant agents.
POSYNTAN MK has a marked filling and tightness action, it can substitute others vegetal tannins normally used.
Using POSYNTAN MK avoid at the same time many oxidation phenomena. Besides, it avoids the formation of wrinkles and assures a good fullness of the Leather-board.
This is one of the best retanning agent used in order to avoid the formation of Chrome VI in the finish material.
The percentages of employment recommended vary since 4% to 8% according to the article you desired to produce.
