Freitas, TeresaMarujo, I.Ribeiro, D.Crispim, AlfredoNeto, Maria PaulaGaião, J.Oliveira, J.2022-05-112022-05-112021-07http://hdl.handle.net/10400.22/20499The tanning industry generates a high quantity of solid wastes, so there is a need to create ways to value these wastes with aim to reduce environmental impact. A lot of research work has been done recently and some authors have shown the potential for obtaining protein hydrolysates from solid wastes and its application. The present work had a main objective the wet-white shavings valorization by production of hydrolysed protein and biopolymrs for leather retanning.engconference object