| 摘要 |
PROBLEM TO BE SOLVED: To provide a sheet roll for sanitary thin paper, without being inferior in flexibility, regardless of a blending quantity of used paper pulp. SOLUTION: This sheet roll is wound with a sheet for the sanitary thin paper blended with the used paper pulp. Basis weight of the sheet is set to 11 to 15 g/m<SP>2</SP>. Roll density (basis weight (g/m<SP>2</SP>)×sheet length (m)×ply number (the number)/ mirror surface area (m<SP>2</SP>)) is set to 90 to 110 kg/m<SP>3</SP>. COPYRIGHT: (C)2006,JPO&NCIPI
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