天然着色剂花青素因灵敏的颜色变化以及具备抗氧化活性、抗癌和抗炎作用,预防心血管疾病、肥胖、糖尿病等多种保健功效而受到广泛关注。花青素的pH响应变色功能可用于制作色标智能包装薄膜。概述了花青素的结构和变色机理,介绍了花青素的提取方法、花青素基智能指示包装膜的制备及其应用,并指出了花青素基智能指示包装膜工业化应用面临的挑战。
Natural colorant anthocyanins have garnered significant attention due to their sensitive color changes and their antioxidant,anticancer,and anti-inflammatory properties,as well as their ability to prevent cardiovascular diseases,obesity,diabetes,and other conditions.The pH-responsive color-changing properties of anthocyanins can be utilized to create color-indicating smart packaging films.This paper outlined the structure and color-changing mechanism of anthocyanins,described their extraction methods,the preparation and applications of anthocyanin-based smart indicator packaging films,and identified the challenges facing the industrial application of anthocyanin-based smart indicator packaging films.
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基金资助
国家自然科学基金(22178242,51703152);山西省自然科学基金资助项目(202203021221093)
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