Absorbent article with color changing properties

February 18, 2014

US Patent No.: 8,586,820 B2 
Inventor(s): Morgan Hansson, Göteborg, Sweden; and Robert Torstensson, Göteborg, Sweden.
Company: SCA Hygiene Products AB, Gothenburg, Sweden.
Filed: 9/13/05
Issued: 11/19/13

An absorbent article comprising an absorbent structure, a liquid impervious outer coversheet and a nonwoven layer arranged between the outer coversheet and the absorbent structure, wherein said layer comprises thermochromic fibers, in which a thermochromic pigment is blended with a resin from which the fibers are produced.

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