| 摘要 |
PROBLEM TO BE SOLVED: To provide a staple fiber nonwoven fabric giving a nonwoven fabric having long-term durability even by applying hot humid treatment, and having excellent bending resistance, abrasion resistance and sound absorbing property. SOLUTION: The staple fiber nonwoven fabric contains 10-50% (mass ratio) polylactic acid staple fiber, 10-85% (mass ratio) polyester staple fiber other than polylactic acid fiber, and 5-40% (mass ratio) binder fiber. COPYRIGHT: (C)2009,JPO&INPIT
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