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Yiyun Wei¹, Guantian Li², Fan Zhu¹

¹School of Chemical Sciences, The University of Auckland, Private Bag 92019, Auckland 1142, New Zealand.

Carbohydrate polymers

|March 14, 2026

概括

深溶解剂 (DES) 根据其原生结构不同地修改粉. 与谷物粉或根/粉相比,豆类粉对DES诱导的变化具有更强的抵抗力.

科学领域:

材料科学材料科学材料科学
绿色化学绿色化学
生物化学生物化学

背景情况:

深度环氧溶剂 (DES) 正在成为修改粉等生物聚合物的可持续替代品.
对于原生粉结构如何影响DES修改结果的理解有限.

研究的目的:

通过使用天然DES (NADES) 调查原生粉结构对修改结果的影响.
为了表征粉,由各种植物粉形成的eutectogels用果糖-酸NADES处理.

主要方法:

用果糖-酸NADES制备十种植物性多样性粉的eutectogels.
使用富里埃变换红外光谱学 (FTIR),热分析,形学和纹理分析进行表征.
主要成分分析 (PCA) 用于将原生粉特性与NADES反应相关联.

主要成果:

与水凝相比,NADES处理降解了粉素,增强了颗粒溶解,降低了凝网络强度.
分子变化包括减少短距离顺序和增加结晶性,具有更高的凝化温度.
来自根/根茎和谷物粉的eutectogels显示出较弱的凝和类似流体的行为,而豆类粉则表现出增强的剪切阻力和减少的协同作用.

结论:

原生粉的特性 (粉含量,颗粒大小,结晶性) 显著地决定了对NADES治疗的反应.
粉-NADES相互作用是复杂的,并且取决于植物来源.
结果为通过受控修改量身定制粉基材料提供了洞察力.

关键词:

深度欧性溶剂溶剂在Eutectogel中使用.凝协同发生凝协同发生.凝质地凝质地凝质地绿色化学是一种绿色化学.水凝是一种水凝.粉凝化粉凝化粉的修改粉的修改

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