Patent ID: 6265041
Filing Date: 2001-07-24
Classification: B65D,C08K,C08L,Y02P,Y10T

Abstract:
A press-through package comprising a cover sheet and a base material, said cover sheet having a thickness of 0.01-1 mm and comprising a resin composition containing 5-250 parts by weight of an inorganic filler based on 100 parts by weight of a vinyl chloride resin, wherein the inorganic filler is a member selected from the group consisting of talc, silica, kaolin, mica, alumina, wollastonite, clay, calcium carbonate and mixtures thereof, having an average particle size of 0.5-100 .mu.m, said cover sheet having a bursting strength of 0.01-5 kg/cm.sup.2 measured by Mullen low pressure test method specified in JIS P8112.