随着人们对环保问题和新材料发展的日益重视,大豆分离蛋白由于其生物可降解性、营养价值高、对人体与环境无害、来源广泛等特点而倍受关注。本文介绍了大豆分离蛋白的接枝改性方法及在食品添加剂、包装膜和医用外敷膜材料的基料以及化妆品中的应用,并综述了国内外在改善膜的应用特性方面取得的研究进展。 As people pay more and more attention to environmental protection and development of new materials, soy protein isolate has drawn much attention because of its biodegradability, high nutritional value, harmless to the human body and the environment, and wide range of sources. This paper introduced the graft modification of soy protein isolate and its application in food additives, packaging film and medical overlay film materials as well as cosmetics, and reviewed the research progress in improving the application characteristics of the membrane at home and abroad.