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.
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.