Three-layer fruit or vegetable preservative film with temperature-controlled release under mechanical driving power, and preparation method thereof

US12150457B2 · kind B2 · utility

Assignee

• JIANGSU UNIVERSITY · CN

Inventors

• Xiaobo Zou · Beijing, CN
• Junjun ZHANG · Nanhu, CN
• Jiyong Shi · 安丰镇, CN
• Jianing Zhang · Beijing, CN
• Xiaowei Huang · Hunan, CN
• Li Liu · Beijing, CN
• Xuetao HU · 安丰镇, CN
• Xiaodong Zhai · Shanghai, CN

Key dates

• Filing date: Feb 23, 2022
• Grant date: Nov 26, 2024
• Expiry date: Feb 23, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K2201/011
• WIPO field: Food chemistry
• WIPO sector: Chemistry

Abstract

In the present disclosure, a temperature-sensitive inner layer solution, a deformation intermediate layer solution, and a rigid outer layer solution are first prepared and spray-coated layer by layer on a surface of a fruit or vegetable, such that three preservative film layers are produced successively and can be used for the preservation of the fruit or vegetable.