| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a high strong wiper that, in addition to its liquid absorptive properties, liquid retention properties, and chemical resistance, prevents damage to fiber and has low dust emission.SOLUTION: A wiper comprises, as its component fiber, a fiber comprising polyamide resin in which the dicarboxylic acid component is oxalic acid, the diamine component is 1,9-nonanediamine and 2-methyl-1,8-octanediamine, and the molar ratio between 1,9-nonanediamine and 2-methyl-1,8-octanediamine is 1:99-99:1.</p> |
