With the equilibrium water content increasing, the absorption of protein on hydrogel enhanced, which reduced the permeability of the oxygen and ions of the material.

• 蛋白质在水凝胶上的吸附量随著水凝胶的平衡含水量增大而增大，吸附的蛋白质降低了水凝胶的离子通透性和透氧性。