Food and pharmaceutical packaging sheet

Patent Name Food, pharmaceutical packaging sheet Patent applicant Guangzhou Zhuo Gaotai Blister Co., Ltd. Principal Applicant Address 510730 Guangdong Province Guangzhou Huangpu Nanji Industrial Zone Inventor Lin Zhuohui Application (Patent) No. 200510037417.6 Application Date 2005.09.23 Awarded Date of Approval Audit No. 1749117 Date of Audit Announcement 2006.03.22 Specification CD No. D0612-1 Main Classification No. B65D65/40(2006.01) I Classification No. B65D65/40(2006.01)I; B32B27/28(2006.01)I Partition Original Application No. Priority Abstracts This invention relates to food, pharmaceutical packaging sheets, belonging to article packaging profiles. It discloses that the base material layer of the food, pharmaceutical packaging sheet is a non-crystalline polyethylene terephthalate layer. The invention has high barrier to oxygen, water vapor, food, and drug odor; good mechanical strength; good heat sealing performance, easy heat sealing, high heat sealing strength, good chemical stability, and acid No chemical reaction occurs with alkalis, salts, solvents, and greases; it meets the requirements of food hygiene and is non-toxic and harmless to humans; it can be recycled and used without causing any pollution to the environment. The invention can be widely applied to the production of food and medicine packaging containers. Sovereign items 1. Sheets for food and pharmaceutical packaging, including a substrate layer, having a polyurethane adhesive layer on one side or both sides of the substrate layer, and a polyvinylidene chloride seal layer on the polyurethane adhesive layer It is characterized in that the substrate layer is a non-crystalline polyethylene terephthalate layer.