Tensile high-temperature-resistant food packaging film
The utility model provides a tensile high-temperature-resistant food packaging film which comprises a protective layer, the reinforcing layer is arranged above the protective layer and comprises elastic pieces which are uniformly distributed, gaps among the elastic pieces are filled with filling mat...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a tensile high-temperature-resistant food packaging film which comprises a protective layer, the reinforcing layer is arranged above the protective layer and comprises elastic pieces which are uniformly distributed, gaps among the elastic pieces are filled with filling materials, the elastic pieces are made of thermoplastic polyurethane, and the filling materials are made of polypropylene; and the heat insulation layer is arranged above the reinforcing layer. The tensile high-temperature-resistant food packaging film provided by the utility model is formed by hot-pressing and bonding a plurality of layers of materials, is environment-friendly and non-toxic, can obviously increase the tensile strength and ensure the toughness of the packaging film through the reinforcing layer, improves the barrier property of the whole packaging film through the double-layer heat insulation layer, and plays a role in protecting food.
本实用新型提供一种抗拉耐高温食品包装膜,包括,保护层;加强层,设置于保护层上方,包括均匀排布的弹性件,所述弹性件之间的间隙设有填充料 |
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