FLEXIBLE SHEET USED FOR DISPOSABLE SANITARY ARTICLE

摘要

A flexible sheet 1 for disposable sanitary article includes a plurality of aperture-arrays 11 each having a plurality of apertures 9, a plurality of plane regions 8 arranged so that each pair of the adjacent plane regions 8 have one of the aperture-arrays 11 therebetween and a plurality of regions 12 rising on the plane regions 8 along their peripheral edges surrounding the respective apertures 9 to form irregular undulations . The rising regions 12 each defining on its both sides trough regions having a depth of at least 0.01 mm are distributed over the flexible sheet 1 at a density of at least 500/cm 2 .