Film for packaging of fresh or fermentation food, packaging material and container

Abstract

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 to 2[mu]m 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.

Description

technical field

[0001] The present invention relates to a film for packaging fresh food or fermented food, a packaging material and a packaging container made of the film; in particular, the present invention relates to a packaging film capable of packaging fermented food such as kimchi and fresh food such as vegetables, and a packaging film made of the film Made of packaging materials and packaging containers, wherein, through simple processing methods, the packaging film can enable food to perform some activities, such as breathing and transpiration, while inhibiting the penetration of liquids such as water, and can effectively prevent odor loss , keeping food fresh. Background technique

[0002] When fermented foods such as kimchi, thick soypaste mixed with chilies (Gochujang), fermented soybean paste (Doenjang), and salted seafood (Korean pickled Seafood (Jeotgal)), or fresh food such as vegetables or meat, etc. are packaged in the package, due to the continuous breathi...

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