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FILM FOR PACKAGING OF FRESH OR FERMENTATION FOOD, PACKAGING MATERIAL AND CONTAINER
FILM FOR PACKAGING OF FRESH OR FERMENTATION FOOD, PACKAGING MATERIAL AND CONTAINER
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机译:包装新鲜食品或发酵食品,包装材料和容器的薄膜
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摘要
A fresh or fermentation food packaging film, a packaging material and a packaging container which use the film, are disclosed. The fiesh or fermentation food packaging film whose average pore size is 0.01~2μm and whose porosity is 10^80%, wherein the film is manufactured from pure crystalline polymer without addition of inorganic compounds or organic compounds for pore formation, so as to impart rnicroporousness thereto by a dry stretching method which does not use an organic solvent and solvent. The packaging film which can pack fermentation food, such as Kimchi, etc., and fresh food, such as vegetables, etc., in which the packaging film can allow the food some operations, such as breathing and transpiration, etc., but restrain penetration of liquid, such as, water, etc., and can also effectively prevent leakage of smell, such that the food can be kept fiesh, through a simple handling process.
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