raw material used in sanitary napkins

Sanitary napkin is an absorbent material, mainly made of high molecular polymer and high molecular polymer composite paper, made of cotton, non-woven fabric, pulp or a composite of the above materials. The raw material of cotton soft sanitary napkins is mainly polypropylene, and the raw material of pure cotton sanitary napkins is mainly pure cotton non-woven fabric. In terms of structure, sanitary napkins are generally composed of three parts: the surface layer, the absorbent layer and the bottom layer. The layers are bonded with hot melt adhesive, and the back glue of sanitary napkins is generally made of impermeable material. The back glue is impermeable, which can keep the menstrual blood in the sanitary napkin, and is used to absorb the menstrual blood from the vagina when women's menstrual cramps come. Women's resistance is very poor during menstruation, and if they don't pay attention to care, it will cause various problems in the body.