Patent ID: 6231556
Filing Date: 2001-05-15
Classification: A61F,D01D

Abstract:
A sanitary napkin having a length, a width, a longitudinal centerline, a stiffened longitudinal central region disposed along the length of at least a portion of the longitudinal centerline, and longitudinal side regions outboard of the longitudinal central region, a flexure resistance as measured through said longitudinal side regions and a flexure resistance as measured through said stiffened longitudinal central region, said sanitary napkin comprising:a liquid pervious topsheet;a liquid impervious backsheet joined to said topsheet;an absorbent core positioned between said topsheet and said backsheet;wherein said stiffened longitudinal central region has a length that is less than one half the length of said sanitary napkin, said longitudinal side regions have absorbent capacity, and the flexure resistance of said sanitary napkin as measured through said longitudinal central region is greater than the flexure resistance of said sanitary napkin as measured through the longitudinal side regions, and said sanitary napkin has a caliper as measured through said longitudinal side regions of less than about 5 mm.