High stability and high barrier composite flexible packaging for liquid

Patent Name: High-stability, high-barrier, composite flexible packaging patent applicant, Shen Zhihui, Principal Applicant, Address 450009, No. 2, Xinhai Road, Guancheng District, Zhengzhou City, Henan Province, China Inventor Shen Zhihui, Henan Plastic Co., Ltd. Application (Patent) No. 200420118707.4 Date of Application 2004.10.14 Approval Date Approval Notice No. 2740555 Auditing Notice Day 2005.11.16 Manual CD-ROM D0546 Main Classification Number B65D65/40 Classification Number B65D65/40; B65D30/08; B32B27/10 Division Original Application No. Barrier composite flexible packaging, belonging to the field of packaging, including the lamination of plastic film layer, adhesive layer and paper layer, is characterized in that each layer is pressed into a one-piece composite film structure, and the innermost layer of the composite film and the liquid is in contact with High stability plastic film layer, the outermost layer of the composite film is a transparent film layer with barrier properties, between the inner and outer layers, sandwich barrier layer, adhesive layer, paper layer and printing layer. The composite flexible package has high stability and high barrier function, so that the packaged liquid maintains the original flavor, long storage time, small volume, convenient transportation, and is suitable for popularization. Sovereignty Item 1. A high stability and high barrier composite flexible packaging for liquids, including the lamination of plastic film layers, adhesive layers, and paper layers, is characterized in that each layer is pressed into a one-piece composite film structure and the composite film is The innermost layer in contact with the liquid is a highly stable plastic film layer. The outermost layer of the composite film is a transparent film layer with barrier properties. Between the inner and outer layers, a barrier layer, an adhesive layer, a paper layer, and a print layer are sandwiched. International Application International Publication Entering Country Date Patent Agency Beijing Sangao Yongxin Intellectual Property Agency Co., Ltd. Agency Address Zhang Zhengxing