The developed oil tanning process – REVOILS - let possible to treat various types of hide (even if big one) with natural origin products that are free from “unwanted” substances listed in MSRL requests.
If the new tanning process – REVOILS - is compared to the ancient fish oil treatment, the items characteristics are significantly improved: the leathers, at the end of the process, have a light colour and an increased dyeability, has also round touch and look with very uniform appearance; furthermore, items olfactory impact is barely perceptible.
In addition, there is no need for the tannery to modify theirs equipment and machinery: the oil diffusion is guaranteed by the use of chemical additives with dispersing effect while the oxidation phase is boostered by the selected catalysts which guarantee an effective tanning action.
Thanks to the use of renewable sources and a technologically improved process, it is possible to obtain a leather that meets current requests and, at the same time, produces more environmentally friendly and more healthy material for tanning operators and end-users.
What market is asking for:
To be applied also on big hides
To use oils from renewable sources
Reduced amount of tanning products
Higher physical properties on finished leathers
Not required any specific equipment
Easier fibres impregnation with lower mechanical action
Tanning process with lower aldehyde development
Very clean and light shade of crust leather
Easier degreasing on tanned pelt
Higher tanning shrinkage temperature
To be applied only on small skins
Fish oils as main tanning material
High amount of tanning products
Specific equipments required
Dark yellow color of crust leather