Butzel Long
Disposable undergarment with urination indicator
A disposable undergarment that includes a liquid-impervious base sheet and a liquid-absorbent structure lying on a wearer's skin side surface of the base sheet. The base sheet includes a breathable but liquid-impervious plastic film and a fibrous nonwoven fabric joined to the plastic film to define an undergarment side surface, the base sheet having a total luminous transmittance in a range between 60 and 85%.
Uni-Charm Corporation
A
A61F
inventional
Yasushi Takayuki Naoto Toshiyasu
Inoue Miyoshi Ohashi Yoshioka