Vegetable Tanning

by Andreas Tauber

Potential Tanning substances

Barks Woods Fruits Leaves Roots Extracts

Production of Tanning substances

Milling Counter current 8-12 single leaching vessels

Linkage to collagen

Difference to other tanning agents

Using fat as a tanning agent Using aldehydes as tanning agents

Degree Dissertation I

Milled barks directly used as tanning agent Raw material was goat leather (Wet White)

Degree Dissertation II (Recipe)

Degree Dissertation III (Results)

Barely any tanning effekt Good Filling effect Colouring effect