What Is The SAP In Disposable Diapers ?
What Is The SAP In Disposable Diapers? 2018/10/31 Absorbent polymers (SAP) consist of a network of hydrophilic polymer chains. Their primary characteristics are their ability to absorb liquids, turn the liquids into gels and hold them even under pressure. When it is applied in diapers, leakage of urine is prevented and it keeps baby’s bottom dry. 90% of the SAP production is used for diapers and sanitary products. In the West and in Japan, SAP has been already indispensable for diapers and sanitary products. In countries of the falling birth rate and aging population like Japan, the increase rate of diapers for elderly adults tends to exceed that of the diaper for babies, which increases the total demands of SAP. The cellulose fibers have been used as a primary absorbent in diapers. Key aspects in R&D work on absorbents in this industry over the years were increasing liquid absorption capabilities, absorption rate, fluid retention...