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纤维素甲酸酯的清洁制备与功能性应用

信息来源: 发布日期:2025-10-16

针对新型天然纤维素纤维的提取与研发的工程研究前沿需求,木质纤维绿碳材料项目部建立了一种绿色溶剂体系下温和高效制备纤维素甲酸酯的新技术。纤维素甲酸酯产品得率高(100%)、酯化取代度高(>1.2)、聚合度高(>400)。每吨纤维素甲酸酯的生产过程成本约为1.5万元(取决于纤维素原料),可用于制备新型高品质纤维素甲酸酯薄膜(该薄膜的干强、湿强、透光率、阻隔性均优于商业玻璃纸原纸,且具有100%生物可降解性、抗菌性、可热封性和可回收循环利用性;可用于食品、药品用高品质包装),纺丝,或直接用于橡胶、可降解塑料等聚合物增强加填。

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