| 摘要 |
PROBLEM TO BE SOLVED: To provide a cleaning sheet with excellent cleaning (wiping) properties, as a cleaning sheet for solder paste to be used for a cleaning mechanism annexed to a clean printing machine. SOLUTION: This cleaning sheet for solder paste is formed of a nonwoven fabric which is constituted of a short fiber of a refined cellulose fiber and has 30 to 100 g/m<SP>2</SP>amount added. In a preferable embodiment mode of this invention, the nonwoven fabric is manufactured using a water current confounding process. COPYRIGHT: (C)2006,JPO&NCIPI
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