【摘要】 以丙烯酸、糊精为基本原料,过硫酸铵为引发剂,N,N′-亚甲基双丙烯酰胺为交联剂,尿素为助剂,水为溶剂,不用氮气保护,接枝共聚制备超强吸水剂。制成的吸水剂吸纯水率和吸盐水率分别达1 400和170倍左右,可用于生理卫生、农林、园艺、油田等许多领域。更多还原

【Abstract】 A water absorbent,whose water absorptivity is about 1400 and salt solution absorptioity 170,is made by adding acrylic acid,starch gum as basic material,persulfate as initiating agent,N,N′-methylene acrylic amicle as crosslinker,urea as assistant, water as solvent and not using nitrogen for protection.It can be used in fields such as physiologic sanitary,agriculture,forestry,gardening,oil field etc.更多还原