1. The strength meets certain requirements and has a good pull-in strength:
2. Good permeability, guide the liquid into the absorbent core layer quickly, reduce the penetration time, no more than 3s;
3.Lower amount of osmosis, so as to maintain the dryness of the skin contact surface and maintain the user's comfort;
4. Appearance meets hygiene requirements, clean, bright white, and even;
5. Good breathability, softness and comfort.
Comparison of two kinds of commonly used hydrophilic non-woven fabrics: hot air fabric is very soft, close to the baby's body, can promote the rapid penetration of urine and effectively prevent backfiltration, and the surface layer of the diaper remains dry. Water-repellent non-woven fabric: It is mainly used for anti-permeation, and is used for the bottom layer of baby diapers / pull-down pants, the bottom layer of sanitary napkins, and the bottom layer of adult incontinence pads / diapers.