The abroad buyers always get many quotations of Super Absorbent Polymer from Chinese suppliers, but the price is so different. because the quality is different.
Firstly, you must know which kind of SAP is best for your application. Like agriculture and baby diaper and Woman sanitary napkin, and then you have to know how to identify the quality of SAP.
SAP can be divided into seven categories according to the different production processes
1
potassium polyacrylate
2
sodium polyacrylate
3
potassium polyacrylate and polyacrylamide crosslinked copolymer; water absorbent resin
4
Sodium polyacrylate and polyacrylamide crosslinked copolymer
5
polyacrylamdie with high molecular weight
6
Starch graft copolymers
The most important index for SAP includes three aspects
1
water absorbency.
2
water retention ability
3
times of repeat absorbing and releasing ability.Polymersco-SAP meet all kinds of your application.
