Can absorb ultraviolet transparent packing bag

• Main Authors: CHEN CONGGONG, LU JIANFEI, BAO WENCHUN, GU CHENG
• Format: Patent
• Language: Chinese; English
• Published: 28.12.2016
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HANDLING THIN OR FILAMENTARY MATERIAL; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSPORTING

The utility model discloses a can absorb ultraviolet transparent packing bag, but rigidity substrate degradable film, ultraviolet absorption layer, printing ink layer, tie coat, heat -seal material layer included from inside to outside in proper order, the rigidity substrate is polyester film or polystyrene film, the ultraviolet absorption layer is the ultraviolet absorption agent, printing ink layer and heat -seal material layer are connected to the tie coat, and the tie coat is solvent adhesive, the heat -seal material layer is the polyurethane material. The utility model discloses but transparent packing bag is equipped with ultraviolet absorption layer degradable film, and not can with content direct contact, can satisfy the wrapping bag degradable purpose after the packing, reduce the pollution problem after the commodity circulation packing, can improve transparent flexible packaging bag's ultraviolet resistance performance, increase the scope of ultraviolet resistance packing material, can be used to e