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酒厂的消耗谷物通过超声波辅助提取化合物的价值利用深度欧性溶剂

Paloma Paiva Santiago¹, Fabiano André Narciso Fernandes², Rílvia Saraiva de Santiago-Aguiar²

¹Energy, Environmental and Chemical Engineering (EECE), McKelvey School of Engineering, Washington University in St. Louis (WashU), St. Louis, Missouri 63130-4899, United States.

|June 16, 2025

概括

酒的消耗谷物 (BSG) 可以重新使用以回收有价值的化合物,使用深深的溶解剂 (DES). 使用特定的DESs进行超声波辅助的连续提取显著提高了这种酒厂副产品的烯酸化合物产量.

科学领域:

生物技术和生物工程生物技术和生物工程
绿色化学绿色化学
食品科学与技术食品科学与技术

背景情况:

酒的消耗谷物 (BSG) 是一个大量的酒厂残留物,富含生物活性化合物.
在化品和食品行业中,BSG中的化合物需求很高.
对于BSG的化合物,需要有效的回收方法来进行价值化.

研究的目的:

评估超声波辅助提取方法,使用深度浸泡溶剂 (DES) 来从BSG中回收化合物.
优化串行提取过程以提高回收效率和选择性.
为了确定最有效的DES和化合物提取的预处理方法.

主要方法:

对四种DES的选 (胆化物和酸 - ChCl:OA,胆化物和乳酸 - ChCl:LA等) 含有25%的水用于化合物回收.
实施一个两步串行提取过程,其中包括一个初步步骤的或乙醇.
超声波辅助提取在选和连续提取步骤中应用.

主要成果:

在初始查中,ChCl:OA和ChCl:LA被确定为有效的DES,分别产生0.201和0.172毫克GAE/L.
在使用乙醇-ChCl:OA或-ChCl:OA的连续提取过程中,在30°C下获得了显著更高的产量 (0.513和0.516毫克GAE/L).
尽管有粘度,但ChCl:OA系统显示出最高的提取效率,表明了有利的化学相互作用.

结论:

使用DES的超声波辅助提取是一种有效的方法,用于从BSG中回收化合物.
一种连续提取方法,先用乙醇或素进行预处理,大大提高了提取效率,并减少了杂质.
该研究强调了BSG作为工业应用高价值化合物的可持续来源的潜力.

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