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1.可食性果蔬保鲜剂英国研制成一种可食用的果蔬保鲜剂,为蔗糖、淀粉、脂肪酸和聚脂物等调配成的半透明乳液,可用喷雾、涂刷或浸渍的方法覆盖于柑桔、苹果、西瓜、香蕉和番茄、茄子等表面,保鲜期可达200天以上。由于这种保鲜剂在水果表面形成了一层密封薄膜,故能阻止氧气进入水果内部,从而延长了水果熟化过程,起到保鲜作用。这种保鲜剂可同水果一起食用。2.新型塑料保鲜膜日本研制成功一种一次性新型塑料保鲜膜。它由两层透水性极好的尼龙半透明膜组成,两层之间装有渗透压高的砂糖糖浆。用这种
1. Edible fruit and vegetable preservative UK developed into an edible fruit and vegetable preservative for sucrose, starch, fatty acids and polyester formulated into translucent emulsion, spray, brushing or impregnation method covered in orange, Apple, watermelon, bananas and tomatoes, eggplant and other surfaces, shelf life of up to 200 days. Because of this preservative to form a layer of sealing film on the surface of the fruit, it can prevent oxygen from entering the interior of the fruit, thus prolonging the fruit ripening process and playing a role of preservation. This preservative can be eaten with fruits. 2. New Plastic Cling Film Japan successfully developed a one-time new plastic cling film. It consists of two layers of excellent permeability of nylon translucent film composition, between two layers with high osmotic pressure of sugar syrup. Use this