Sanahygiene

  Conventional structure and material used in sanitary napkin In order to classify the  raw material for sanitary pad , first we have to understand the basic mechanism how a sanitary pad works, what are their requirements and accordingly we have to select the same. Sanitary pad comprises of multilayered structure in which each layer have specific function to perform. It consists of three main layers the top sheet, absorbent core and barrier sheet . a)  Top sheet:  It is designed to transfer fluid quickly from the top sheet to secondary layers. The top sheet contains thermoplastic fibers to prevent capillary collapse of this layer, and small amount of hydrophilic absorbent fibre to allow fluid to absorb. Commercially available top sheet are made up of polypropylene fibre. Raw material for top sheet:  Organic cotton as top sheet is one the commonly advised raw material for sanitary napkin because of its n...