| 摘要 |
PURPOSE: A film for wrapping food is provided to produce in a simple method, to maintain the freshness for a long time when food is stored and circulated, and to be harmless to a human body. CONSTITUTION: A wrapping film containing a jade contains 0.01-20wt% of the jade based on 100wt of a material resin. The 0.02-1.0wt% antibiotic compound composed of an ion exchanged inorganic oxo acid salt is mixed in the wrapping film to improve the food storing property of the film. The applicable material resins are a polyolefin resin such as a polyethylene and a polyvinyl chloride, a polyester resin, a polyamide resin and so on. And a plasticizer, a stabilizer, an agent for preventing dew and so on are mixed in the wrapping film.
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