ã€patent name】 a multilayer packaging material [applicant] Wang Yuping [inventor] Wang Yuping [main applicant address] 100036, Haidian District, Beijing Cuiwei Road, No. 25 Building 3, Room No. [application number] 200520015835.0
〠Application Date 】 2005.04.27
ã€Accredited Announcement Number】 2780656
〠Validation announcement date 】 2006.05.17
[Main classification number] B65D65/40(2006.01)I
[Category Code] B65D65/40(2006.01)I B32B27/00(2006.01)I
[Sovereign Items] 1. A multi-layer packaging material characterized in that a polyester layer (2) is provided on a polyethylene layer (1), and an aluminum layer (3) is plated on the polyester layer (2). A layer of polypropylene (4) is provided on the aluminum layer (3).
[Instructions CD-ROM] D0620-2
〠Abstract 】 The utility model discloses a multilayer packaging material belonging to the field of packaging materials. A polyester layer and an aluminum layer are provided on the polyethylene layer, and a polypropylene layer is provided on the aluminum layer. Therefore, the packaging material with such a structure has many advantages such as protection from light, high strength, good elasticity, tight sealing, etc., and can maintain the quality of the articles in the package for a long time, and can be widely used for the packaging of foods and chemical products.
〠Agency 】 Beijing Zhonghe Chengcheng Intellectual Property Agency Co., Ltd. [Agent] Gong Yuying