High barrier plastic composite packaging film

Application (Patent) No. CN200520017209.5 Filing Date: 2005.04.25 Name: High Barrier Plastic Composite Packaging Film Disclosure (Announcement) No. CN2784336 Public (Announcement) Day: 2006.05.31 Main Classification Code: B65D65/40(2006.01)I Divisional original application number: Class No.: B65D65/40(2006.01)I; B32B27/00(2006.01)I Award date: Priority: Application (patent) Person: Zhang Xiaoming Address: 014040 Donghe District, Baotou City, Inner Mongolia Autonomous Region At the 600m east of the terminal of the airport at the airport in Zhangxingxing, the invention (design): Zhang Xiaoming International application: International publication: Entry into the country Date: Patent agency: Agent: Summary The utility model relates to a high barrier plastic composite packaging film, The structure is that the printing layer and the barrier layer are sequentially covered on the substrate layer, and the surface layer is covered with a protective layer. The total thickness of the high barrier plastic composite packaging film of the utility model is 2×10-2 to 10-3mm. The utility model has the advantages of good material barrier property, low cost, good light protection performance, no toxic material, and good heat sealing and sealing performance. Applicable to the packaging of liquefied food, fresh food and pharmaceutical products, electronic components and military products. Sovereignty Item 1. A high-barrier plastic composite packaging film, characterized in that a printing layer (2) and a barrier layer (3) are successively covered on the substrate layer (1), and the surface layer is covered with a protective layer (4).