Stable food grade wax/attapulgite superhydrophobic coatings for anti-adhesion of liquid foods | |
Ding Wei2; Wei Jinfei2; Zhang Junping1,2 | |
刊名 | Journal of Colloid And Interface Science |
2023-07-09 | |
期号 | 650页码:865–874 |
关键词 | Superhydrophobicity Food packing Attapulgite Paraffin wax Anti-adhesive |
DOI | doi.org/10.1016/j.jcis.2023.07.042 |
英文摘要 | Adhesion of liquid foods on their packaging materials has caused significant food wastes and environment pollution, which has attracted great attention. Food grade superhydrophobic coatings are very promising to solve the issue but suffer from low mechanical stability and complex preparation methods. Herein, a food grade superhydrophobic coating for anti-adhesion of liquid foods was prepared by combining edible paraffin wax, polydimethylsiloxane-modified attapulgite natural nanorods and a food grade silicone adhesive. The concentration of polydimethylsiloxane-modified attapulgite, ultrasonication time and the volume ratio of the paraffin wax/attapulgite suspension to the silicone adhesive solution have great influences on wettability and morphology of the coatings. The coatings exhibit good static and dynamic superhydrophobicity due to their hierarchical micro-/nanostructure and low surface energy of the polydimethylsiloxane-modified attapulgite and paraffin wax. Moreover, the coatings exhibit good mechanical and chemical stability. The coatings are also highly repellent towards various liquid foods including the hot ones. Furthermore, the coatings are applicable onto various frequently used flexible and hard food packing materials including polypropylene, polyethylene terephthalate, aluminium alloy and paper, etc. Thus, the superhydrophobic coatings have great application potential in the food packing industry for anti-adhesion of liquid foods. |
语种 | 英语 |
内容类型 | 期刊论文 |
源URL | [http://ir.licp.cn/handle/362003/30153] |
专题 | 兰州化学物理研究所_环境材料与生态化学研究发展中心 |
通讯作者 | Zhang Junping |
作者单位 | 1.Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, PR China 2.Key Laboratory of Clay Mineral Applied Research of Gansu Province, Center of Eco-Material and Green Chemistry, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, PR China |
推荐引用方式 GB/T 7714 | Ding Wei,Wei Jinfei,Zhang Junping. Stable food grade wax/attapulgite superhydrophobic coatings for anti-adhesion of liquid foods[J]. Journal of Colloid And Interface Science,2023(650):865–874. |
APA | Ding Wei,Wei Jinfei,&Zhang Junping.(2023).Stable food grade wax/attapulgite superhydrophobic coatings for anti-adhesion of liquid foods.Journal of Colloid And Interface Science(650),865–874. |
MLA | Ding Wei,et al."Stable food grade wax/attapulgite superhydrophobic coatings for anti-adhesion of liquid foods".Journal of Colloid And Interface Science .650(2023):865–874. |
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