Sheet for Absorbent Article and Absorbent Article Using the Same
Patent #: 6,844,481
Inventor(s): Shoichi Taneichi, Yasuhiro Komori, Manabu Kaneda, Shinsuke Nagahara, Tetsuyuki Kigata, Yayoi Fukuhara, Masahito Tanaka and Minoru Nakanishi
Company: Kao Corporation
A sheet that gives an absorbent article improved recovery from distortion has been patented. The sheet comprises a thermally bonded nonwoven fabric containing 70% by weight or more of core-sheath-type thermally bonding conjugate fibers, which are thermally fused together at their intersections. The core comprises a polyester and the sheath comprises a copolymer, mainly comprising propylene or a copolymer mainly comprising ethylene. The sheet has a recovery force of 0.7 cN or more in the cross direction, a compressive strength of 100 cN or less, and a basis weight of 20 g/m2 or more.
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