摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a sheet for a press-through-package(PTP) lid material wherein the lid material and a bottom material need not be separated after use of the PTP, recycling and disposal are easy, and the sheet is beneficial to environmental protection and is excellent in shaping and push-through property. SOLUTION: The PTP lid material sheet comprises a sheet as thick as 0.01 to 1 mm of a resin composition containing 5 to 250 pts.wt. of inorganic filler for 100 pts.wt. of polyvinyl chloride-vinyl acetate copolymer containing resin. Burst strength of the sheet is 0.01 to 5 kg/cm<2> , a softening temperature of the sheet is 45 to 80 deg.C, and the inorganic filler comprises at least one of talc, silica, kaolin, mica, alumina, wollastonite, clay and calcium carbonate.</p> |