Specification of Hydrophilic (Down) Nonwoven for Diaper

• Material Composition: Polypropylene (PP), Polyester (PET), or bicomponent fibers treated with hydrophilic surfactant
• Basis Weight: 14 – 22 gsm (grams per square meter)
• Color: White or light blue (optional, depending on brand design)
• Hydrophilicity (Strike-Through Time): ≤ 3 seconds (EN 29073-3 or equivalent method)
• Rewet Value: ≤ 0.2 g (after 2nd or 3rd application of test fluid)
• Tensile Strength:
• Machine Direction (MD): ≥ 6 N/25 mm
• Cross Direction (CD): ≥ 4 N/25 mm
• Elongation: MD: ≥ 20%, CD: ≥ 30%
• Thickness: 0.25 – 0.6 mm (depending on type and bonding method)
• Air Permeability: ≥ 200 L/m²·s (at 100 Pa pressure)
• Surface Treatment: Hydrophilic surfactant coating (durable, washable for fluid management)
• Softness: High (suitable for direct contact with baby skin)
• Odor: Odorless and free from any harmful chemical smells
• Biocompatibility: Dermatologically tested, hypoallergenic, non-toxic
• Microbial Contamination: Complies with hygiene-grade microbial limits