| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing a pulp sheet having improved bulkiness, whiteness and/or opacity. SOLUTION: A modified pulp sheet having bulkiness, whiteness and/or opacity measured by respectively specific methods and improved to a respectively specific level or over is produced by adding a compound having a syneresis degree of >=4% measured by a specific method in the papermaking process at one or more points selected from a wire part, a press part and a dryer part.
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