| 摘要 |
<p>[PROBLEMS]To reduce the occurrence of a permanent set of winding of a sanitary tissue paper roll.[MEANS FOR SOLVING PROBLEMS]A roll is constituted by two or more plies of sheet. The basis weight of a sanitary tissue paper located on the outermost face of the roll is smaller than the basis weight of the sanitary tissue paper located on the innermost face of the roll, and the density of the sanitary tissue paper located on the outermost face of the roll is larger than the density of the sanitary tissue paper located on the innermost face of the roll.</p> |
