Green paper roll . A Japanese company introduced a kind of anti-corrosion paper that can be used for food packaging. Its production process is: first immersed the raw paper in an ethanol solution containing 2% of succinic acid, 33% of sodium hyaluronate and 0.07% of sorbic acid, and then dried it, using the paper packaging tape Marinade foods can be stored at 38°C for 3 weeks without deterioration.
Long-lasting mildew-proof paper . A new type of wrapping paper produced by a company in Japan that can prevent moldy deterioration of foods for a long time and does not damage food flavors. The paper is an aqueous solution in which a special monoglyceride is fused with a compound thereof and dissolved in water and ethanol as an active ingredient, and then sprayed or infiltrated on a paper and finally heat-dried. It can be used to package various materials. food.
Fruit lap paper . In order to maintain the freshness of fruit, Singapore developed and produced a fresh-keeping wrapping paper that has antibacterial and bactericidal properties. Using this kind of paper to store apples, it is still full after half a year. Another plastic wrap can keep the citrus frying for 3 months, and lychee can also keep it fresh for 30 days.