Method for manufacturing hydrophilic fiber, and method for manufacturing nonwoven fabric
Provided are a method for manufacturing a hydrophilic fiber having excellent hydrophilicity retaining ability and a method for manufacturing a nonwoven fabric. A step is performed for discharging a sheath material 11 that has a thermoplastic resin as a main raw material and a core material 12 that h...
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Format: | Patent |
Sprache: | chi ; eng |
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