Tanning process, and final conditioning retanning hides and skins by e oxazolidine.

摘要

Tanning process, and final packaging retanning of hides, using oxazolidine E, based on the use of oxazolidine E (5-Ethyl-1-aza-3,7-dioxabicyclo [3.3.0] octane) as main tanning with tanning combined synthetic or vegetable and final conditioning treatment to remove free formaldehyde from the skins, by reacting it with hydroxylamine sulfate to give a soluble compound is washed away, allowing to obtain skins white, odorless, good physical resistance with a fine grain and adequate smoothness, softness, fullness and flexibility that meet the quality standards recommended for the manufacture of various leather goods.