Patent ID: 6743213
Filing Date: 2004-06-01
Classification: A61F

Abstract:
A disposable diaper having, in a longitudinal direction thereof, a front waist region, a rear second waist region and a crotch region extending therebetween, said diaper comprising:a liquid-pervious topsheet; a liquid-impermeable backsheet extending transversely beyond a periphery of said top sheet in said rear waist region to form a pair of extended portions which define transversely opposite side edges of said rear waist region, respectively, wherein an outer surface of said backsheet defines an outer surface of said diaper, and an inner surface of said backsheet in the extended portions defines, together with an inner surface of said topsheet, an inner surface of said diaper; a liquid-absorbent core disposed between said topsheet and backsheet; release zones defined solely by the inner surface of said backsheet in the extended portions, in proximity of the transversely opposite side edges of said rear waist region, respectively; a pair of extensions provided on the transversely opposite side edges of said rear waist region, respectively; hook members provided on inner surfaces of said extensions, respectively; adhesive layers coated on inner surfaces of said hook members, respectively; said extensions, in a folded state, being folded back inwardly of said diaper and peelably bonded to said release zones by said adhesive layers, respectively; and at least one loop member provided on the outer surface of said diaper in said front waist region and adapted to be peelably engaged with said hook members; wherein said backsheet is made of a plastic sheet.