首页|壳聚糖的提取与抗菌凝胶制备的实验教学设计

壳聚糖的提取与抗菌凝胶制备的实验教学设计

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壳聚糖是甲壳素脱乙酰化后的产物,由于它具有良好的生物相容性和抗菌能力,被广泛用于抗菌消毒、药物递送等生物医用领域.本科普实验基于废物利用的可持续发展理念,选用生活中常见的厨余垃圾虾壳为原料,完成了对虾壳中甲壳素的提取与壳聚糖的制备.并通过一系列表征手段对文章中的观点加以佐证,同时根据本实验制备的壳聚糖衍生出一种壳聚糖抗菌消毒凝胶.我们采用梯度科普方案,让幼儿园小朋友及小学生、广大青少年、大学生与社会公众感受到化学的魅力所在,激发他们学习化学知识的兴趣,并在最后呼吁大家一起摒弃成见,重新审视化学,以更加深远的眼光领略化学之妙.
Experimental Teaching Design on Chitosan Extraction and Preparation of Antibacterial Gel
Chitosan,a deacetylated form of chitin,is renowned for its exceptional biocompatibility and antibacterial capabilities,making it a material of choice in various biomedical applications such as antimicrobial disinfection and drug delivery.This study,rooted in the principle of sustainable development of waste utilization,employs shrimp shells—an everyday kitchen waste—as the raw material for extracting chitin and preparing chitosan.Comprehensive characterization techniques are conducted to substantiate the viewpoints in the paper,leading to the development of a chitosan-based antibacterial gel.Employing a gradient science popularization program,we captivate audiences ranging from kindergarten children to university students and the general public,illuminating the allure of chemistry.The study aims to spark public interest in the subject,inviting everyone to discard preconceived notions and rediscover the intrinsic beauty of chemistry from a more enlightened vantage point.

Kitchen wasteChitinChitosanAntibacterial gelGradient science popularization

程冬炳、段俊新、高海玉

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武汉理工大学化学化工与生命科学学院,化学系,武汉 430070

厨余垃圾 甲壳素 壳聚糖 抗菌消毒 梯度科普

武汉理工大学教学改革研究项目武汉理工大学教学改革研究项目

w20210144w20210147

2024

大学化学
北京大学 中国化学会

大学化学

影响因子:0.636
ISSN:1000-8438
年,卷(期):2024.39(2)
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