The konjac glucomannan-acrylic acid copolymer(KAC),a kind of polyelectrolyte can change the local ambient moisture effectively by diffusion moisture-absorption characteristics.

• 魔芋葡甘聚糖接枝丙烯酸共聚物(KAC)作为一种高分子电解质,其特有的扩散吸湿特性可以有效改变局部环境的干燥状态。