Patent ID: 6022816
Filing Date: 2000-02-08
Classification: B65D,Y10T

Abstract:
A closure for a container having an opening, consisting of:(i) at least one resilient masses of fibers selected form synthetic fibers, natural fibers and mixtures thereof, said at least one resilient mass of fibers having a density of 0.15 to 2.00 g/cm.sup.3 and having interlocked structure; and(ii) one or more additives, wherein the additives function to coat, impregnate or coat and impregnate at least a portion of the resilient mass of fibers, wherein the at least resilient mass and on or more additives form the closure,the closure being essentially impermeable to liquids and gases and, further, being sized and having a density to enable the closure to be sealingly inserted into the opening of said container.