Patent ID: 8568384
Filing Date: 2013-10-29
Classification: A61F

Abstract:
1. A disposable absorbent article comprising: a) a liquid pervious topsheet; b) a liquid impervious backsheet that is at least partially joined to the topsheet; c) an absorbent core disposed at least partially between the topsheet and the backsheet; and d) a wetness indicator printed onto a surface of the backsheet; the wetness indicator comprising a graphic that further comprises at least one hydrolyzable color composition and a varnish coating disposed adjacent to the hydrolyzable color composition; the graphic being invisible to the unaided eye; wherein the at least one hydrolyzable color composition comprises a colorant selected from the group consisting of water-soluble inks, solvent-soluble dyes, pigments, and combinations thereof; and wherein upon wetting, the hydrolyzable color composition undergoes a hydrolytic reaction resulting in the invisible graphic becoming visible to the unaided eye.