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Candy, confectioner and chocolate can be said to be favorite food by people. In addition to its own sweet and delicious, candy and chocolate has an eye-catching point – packaging foil. The beautiful confectioners foil and chocolate foil has attractive appearance as the packaging material.
The packaging foil of candy and chocolate mainly has three functions. One is to protect the product’s proper luster, aroma and shape and to extend shelf life. The second is to prevent microbial and dust pollution and improve product hygiene and safety. Third, the exquisite product packaging can be improve consumers’ desire to buy and the value of goods. Due to the characteristics of the chocolate and confectioner itself, it is required to prevent moisture absorption, anti-fragrance escape, rancidity, anti-pollution, heat prevention in packaging. Therefore, the requirements for confectioner and chocolate packaging foil are very strict, both to ensure the aesthetics of the packaging, but also to meet the above packaging requirements.
Composite materials have a variety of material composite characteristics and obvious protective display capabilities, easy to take, easy to process, the composite layer is firm, low consumption, and gradually become a packaging material commonly used in chocolate and candy wrapping. Most of the composite materials are based on confectioners foil and chocolate foil flexible packaging. Currently, the commonly used materials are paper-plastic composite, aluminum-plastic composite and paper-aluminum foil composite.