SPUNBONDED NONWOVEN FABRIC AND PRODUCTION METHOD THEREFOR
The present invention provides a spunbonded nonwoven fabric which has a smooth surface, is highly unlikely to cause a widthwise curl due to a difference between the states of front and back surfaces, has a superior membrane formability of not allowing, at the time of casting of a resin solution, a b...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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