废弃羊毛的再生利用一直为人们所关注,目前基本沿用化学溶解再成形的方式,但存在溶解后角蛋白分子量低,分子蜷缩成团,不易取向伸直,难以纺丝成形等诸多瓶颈.从羊毛自身复杂的多级组织结构出发,对羊毛微观结构进行分离和提取可能成为废弃羊毛再利用的一条新思路.以往对羊毛各级结构体的分离主要是以认识羊毛微观结构和形态为目的,很少考虑这种分离的实用性,而这可能成为从角蛋白纤维中直接获取天然纳米尺度材料的捷径.对羊毛微细结构的提取和分离方法予以总结和回顾,并对制备纯角蛋白晶须复合材料的可能性予以评述.
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