Leather Tanning

Acid Casein is also used in leather processing and tanning. The casein is part of the solution dissolved with shellac in an alkali that binds the pigment to leather and also helps form a waterproof layer.

Leather Tanning

Acid Casein is also used in leather processing and tanning. The casein is part of the solution dissolved with shellac in an alkali that binds the pigment to leather and also helps form a waterproof layer.