One-piece safety tube closure with film element

• Main Authors: REICHENBACH JUDITH A, WILKINSON BRADLEY M, RUSS CRAIG OWEN, KARAM JEAN-PIERRE R
• Format: Patent
• Language: Chinese; English
• Published: 18.09.2020
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE; 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; DIAGNOSIS; HANDLING THIN OR FILAMENTARY MATERIAL; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; STORING; SURGERY; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Disclosed is a closure having enhanced oxygen barrier capabilities which includes a cap body (20) formed from a first material, the cap body defining a cavity (24) therethrough, a stopper (30) formedfrom a second material, the second material being different than the first material and disposed within the cavity, and a barrier layer (40) formed from a third material, the third material being different than at least the second material and associated with at least one of the cap body and the stopper. A container assembly including a closure and a method of forming the closure is also provided. 本发明涉及一种具有增强的氧阻隔性能的密封件，其包括：由第一材料形成的帽体(20)，所述帽体限定穿过该帽体的腔体(24)；由第二材料形成的隔挡件(30)，所述第二材料不同于所述第一材料,所述隔挡件布置在所述腔体内；和由第三材料形成的阻隔层(40)，所述第三材料不同于至少所述第二材料，所述阻隔层与所述帽体和所述隔挡件二者中的至少之一相关联。本发明还涉及包括密封件的容器组件和形成所述密封件的方法。