Wetness indicator for disposable diaper.

摘要

The present invention provides a disposable diaper comprising an absorbent layer sandwiched between a liquid-permeable facing and a liquid-impermeable but light transmitting backing sheet, said absorbent layer comprising a loosely-compacted celulosic fibrous batt having a paper-like densified skin on the side of the batt adjacent the backing sheet, said densifed skin containing a water-dispersible wetness indicator in a predetermined pattern discernible through said backing sheet.