Water absorbing polymer is the abbreviation of super absorbent polymers, a kind of high water-absorbing functional macromolecule, which is also called water retaining agent.

• 摘要吸水剂（保水剂）是一类具有高吸水特性的功能性高分子交联物，由于其具有高吸水性、水不溶性和绿色环保性等显著特点，在多个领域得到广泛应用。