Difference between revisions of "Mineral tanning"

With the mineral tanning, the [[tanning leather|tanning]] with a group of [[tannins|tanning agents]] is meant, which do not include the [[Vegetable-tanned leather|vegetable tannins]]. There are various minerals, of which salts have tanning properties. The [[tannins]] of the [[Vegetable-tanned leather|vegetable tannins]] are water-soluble. In case of mineral raw materials, the water-soluble salts must be obtained by means of extensive chemical processes. The tanning ability of [[Chrome tanned|chromium]], [[Tawing with alum|aluminum]], zirconium, titanium and iron salts is known. In the area of mineral tanning, [[Chrome tanned|chrome tanning]] is by far the most important.