What is the basic structure of sanitary napkins

　　Some fairies must be curious about how sanitary napkins are made, and they must have uncovered the surface of sanitary napkins. So how is it constructed? Let's follow the manufacturers of sanitary napkins.

　　The structure of sanitary napkin can be divided into surface layer, absorption core and bottom layer. Hot melt adhesive is used to bond the layers of materials.

　　he surface layer is the part directly contacted with the skin. Its material is soft. The weaving and indentation of the surface can affect the reverse osmosis effect (dryness) of sanitary napkins.

　　PE perforated membrane surface and cotton surface are the two most commonly used materials. PE surface with micro-porous design can make blood not easy to penetrate back and make users feel dry, but the material is hard, some users will cause allergic reactions; due to the improvement of cotton absorption design, and the appearance of perforated and composite materials, after 2001. The market share of sanitary cotton is gradually higher than that of PE surface.

　　The inner layer is mainly composed of cotton, non-woven fabric, pulp or composite paper of polymer and polymer, which is used to absorb the bleeding. Side design is mainly used to prevent side leakage, because when used it will present an angle with the body of the sanitary cotton, which is easier to rub with the groin, so the use of soft material side of the sanitary cotton is preferred by women. Back glue of sanitary cotton is impervious material. It can keep blood in sanitary cotton. In the 1970s and 1980s, it developed from sticky backglue, which is easy to fix sanitary cotton on underpants.

　　Now you should all know the structure of sanitary napkins, in fact, it is not difficult to understand, if you do not know, consult the manufacturers of sanitary napkins equipment.