Extraction of edible collagen protein/peptide from hide offal is not only a solution to the pollution of leather wastes,but also a novel approach to utilize hide collagen, the natural biomass.

• 研究利用皮边角料提取食品级胶原蛋白,不仅能解决制革固体废弃物的污染,而且可为皮胶原生物质的非制革利用,提供一些研究思路。