| 摘要 |
PURPOSE: A roll of sanitary tissue paper is provided to improve a look of the roll while reducing manufacturing costs of the roll, and to improve softness and quality of the roll while making the roll of the sanitary tissue paper with waste paper pulp. CONSTITUTION: A roll of sanitary tissue paper includes a consecutive sheet. A pattern is printed on the consecutive sheet. The dry tensile strength of the consecutive sheet is 250 ~ 450 cN/25 mm in a longitudinal direction. The dry tensile strength of the consecutive sheet is 120 ~ 190 cN/25 mm in a horizontal direction. The roll of the sanitary tissue paper contains 80 ~ 95 % of waste pulp and 5 ~ 20 % of virgin pulp. The winding hardness of the roll is 0.3 ~ 0.6 kgf. |
