MULTILAYER CONTAINERS AND PROCESS FOR FORMING MULTILAYER CONTAINERS

摘要

A CO-INJECTION PROCESS IS PROVIDED FOR FABRICATING IMPROVED MULTI-LAYER CONTAINERS, INCLUDING BUT NOT LIMITED TO BLOOD COLLECTION TUBES, EVACUATED BLOOD COLLECTION TUBES, CULTURE BOTTLES, CENTRIFUGES TUBES, AND SYRINGE BARRELS. THE CONTAINER INCLUDES A TUBE (10) HAVING A BOTTOM WALL (12) AND A SIDE WALL (14) WITH AN OPEN END (18). THE CONTAINER CAN BE PROVIDED WITH A STOPPER HAVING AN UPPER PORTION (22) AND A SKIRT WITH AN OUTSIDE PORTION (30), A WELL (34) AND A CAVITY (36). THE TUBE AND STOPPER ASSEMBLY CAN BE USED FOR MEDICAL PURPOSES INCLUDING CONTAINING A BLOOD SAMPLE WITHIN AN ENCLOSED INTERIOR SPACE (40).