Patent ID: 8907155
Filing Date: 2014-12-09
Classification: A61F,B23B,B32B,Y10T

Abstract:
1. An absorbent article that comprises: a liquid permeable topsheet; a generally liquid impermeable backsheet; and an absorbent core positioned between the backsheet and the topsheet; wherein the backsheet includes a biodegradable and flushable film comprising a water-dispersible core layer and a water-barrier skin layer positioned adjacent to the water-dispersible core layer, the water-dispersible core layer constituting from about 50 wt. % to about 99 wt. % of the film and the water-barrier skin layer constituting from about 1 wt. % to about 50 wt. % of the film, wherein the water-dispersible core layer comprises from about 10 wt. % to about 40 wt. % of a partially hydrolyzed polyvinyl alcohol, from about 30 wt. % to about 70 wt. % of a chemically modified starch, and from about 10 wt. % to about 40 wt. % of a synthetic biodegradable copolyester; and wherein the water-barrier skin layer comprises from about 20 wt. % to about 50 wt. % of a chemically modified starch and from about 50 wt. % to about 80 wt. % of a synthetic biodegradable copolyester, wherein the film has a percent elongation at break in the cross-machine direction ranging from 5% to 151%.