Plastic bagging for cotton packaging

Application (patent) No. CN200520070215.7 Filing date: 2005.03.23 Name: Plastic bagging for packaging cotton Disclosure (Announcement) No.: CN2772980 Publication (publication) day: 2006.04.19 Main classification number: B65D30/10(2006.01)I Divisional original application number: Class No.: B65D30/10(2006.01)I; B65D33/01(2006.01)I Date of Issuance: Priority: Application (patent) Person: Cai Guangquan Address: 226316 Nantong Pioneer Industrial Zone, Tongzhou City, Jiangsu Province Yufeng Plastic Packing Co., Ltd. invention (design) Person: Cai Guangquan International Application: International Announcement: Entry into the country Date: Patent Agency: Nantong Kewei Patent Office Agent: Du Zhongyuan Abstract The utility model relates to a packaging bag, especially Plastic sacks for packaging cotton. It has a plastic film bag body, one end of the bag body is a sealed bag bottom, and the other end is open. The bag body has a vent hole, and the vent hole has a plastic film that can match the shape and size of the hole and can be opened or closed. Hole cover. The main advantage is that it saves the use of cotton cloth for packing and reduces the cost of packaging, and at the same time can better prevent moisture and contamination of the packaged material. Sovereign Items 1. Plastic bagging for packing cotton, with a plastic film bag body, one end of the bag body is a sealed bag bottom, the other end is an opening, and the bag body has a vent hole, characterized in that the vent hole has holes Shaped and sized plastic film aperture covers that can be opened or closed.