| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an acid- and water-resistant paper sheet keeping feelings inherent to paper and excellent in acid- and water-resistance, and to provide a method of producing the paper sheet. Ž<P>SOLUTION: The acid- and water-resistant paper sheet is provided by adding wax-containing cured shellac into natural fiber-containing paper, wherein the wax-containing cured shellac is provided by curing wax-containing shellac and the amount of the wax-containing cured shellac added is 4-59 μg/mm<SP>3</SP>. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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