PACKAGING BLANK, METHOD FOR MOLDING A LID-SPOUT ASSEMBLY ONTO A PACKAGING BLANK, LID SPOUT ASSEMBLY, PACKAGE HAVING A LID-SPOUT ASSEMBLY AND METHOD AND APPARATUS FOR FORMING A PACKAGING BLANK

• Main Authors: MARTINI, Pietro, GOLFIERI, Daniele, BERTANI, Giulio
• Format: Patent
• Language: English; French; German
• Published: 06.12.2023
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; 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; HANDLING THIN OR FILAMENTARY MATERIAL; MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGINGARTICLES OR MATERIALS; MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNERANALOGOUS TO PAPER; MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN AMANNER ANALOGOUS TO PAPER; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; STORING; TRANSPORTING; UNPACKING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUSTO PAPER

There is described a packaging blank (5) having a multilayer structure for forming a package (2) comprising a fibrous base layer (7), a layer of gas-barrier material (9), a plurality of layers of heat-seal plastic material (8), a hole (15) configured to allow the molding of a lid-spout assembly (4) about the hole (15) and a separation membrane (16) covering the hole (15) and comprising a layer of gas-barrier material. The separation membrane (16) comprises one or more weakening lines (17) defining a plurality of covering portions (18).