利用皮革废料制备工业蛋白粉的工艺探究  

A Process for Preparing Industrial Protein Powder from Leather Waste

作　　者：王斌 尹春林 马顺友 袁小超 代廷凡 沈敏 WANG Bin;YIN Chunlin;MA Shunyou;YUAN Xiaochao;DAI Tingfan;SHEN Min(Sichuan Yinhe Chemical Co.,Ltd,Mianyang 622650,China)

机构地区：[1]四川银河化学股份有限公司,四川绵阳622650

出　　处：《西部皮革》2022年第1期23-26,共4页West Leather

摘　　要：主要研究利用碱、酶联合处理皮革废料制取工业蛋白粉的工艺。实验证明,在碱的预处理、酶水解条件下,水解反应温度为55℃,时间为5 h,液固比为6时,制得的蛋白粉中水分含量5.16%、灰分含量4.8%、粗蛋白含量为95.2%、铬含量48.2 mg/kg,符合工业蛋白粉要求。This paper mainly studies the process of using alkali and enzyme to jointly treat leather waste to produce industrial protein powder.Experiments have shown that under the conditions of alkali pretreatment and enzyme hydrolysis,the hydrolysis reaction temperature is 55℃,the time is 5 h,and the liquid-solid ratio is 6,the water content of protein powder is 5.16%,the ash content is 4.8%,the crude protein content is 95.2%,and the chromium content is 48.2 ppm,which meets the requirements of industrial protein powder.

关 键 词：皮革废料 水解 工业蛋白粉 

分 类 号：TS59[轻工技术与工程—皮革化学与工程]