| 摘要 |
PROBLEM TO BE SOLVED: To obtain a filament nonwoven fabric which has excellent transparency, shielding properties, retention properties, improved packaging properties and biodegradability which makes compost after use. SOLUTION: The nonwoven fabric comprises an aliphatic polyester fiber, has≥7μm and≤40μm average filament diameter,≥7 g/m<SP>2</SP>and≤50 g/m<SP>2</SP>weight,≥50% transparency and≤10 wt.% powder leakage ratio. COPYRIGHT: (C)2004,JPO&NCIPI
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