基于多巴胺改性纳米复合水凝胶的制备和性能

王仲楠, 郭慧, 母悦山

Preparation and Properties of Nanocomposite Hydrogel with Dopamine Modification

WANG Zhongnan, GUO Hui, MU Yueshan

图5 添加剂含量不同的水凝胶的储能模量G′和耗散模量G″随角速度ω的变化、DA与HA质量比不同的纳米复合水凝胶储能模量G′和耗散模量G″随角速度ω的变化、添加剂含量不同的水凝胶的应力松弛实验结果、DA与HA质量比不同的纳米复合水凝胶的应力松弛实验结果、添加剂含量不同的水凝胶的损耗因子tan δ和归一化松弛模量G、DA与HA质量比不同的水凝胶的损耗因子tan δ和归一化松弛模量G以及TD@H-GE纳米复合水凝胶的粘附性

Fig.5 Storage modulus G′ and dissipation modulus G″ of hydrogel with different additives versus angular velocity ω (a), the storage modulus G′ and dissipation modulus G″ of nanocomposite hydrogels with different mass ratios of DA to HA vary with angular velocity ω (b), stress relaxation test results of hydrogels with different additives (c), stress relaxation test results of nanocomposite hydrogels with different DA/HA mass ratios (d), loss factor tan of hydrogels with different additives δ And normalized relaxation modulus G (e), loss factor tan of hydrogels with different mass ratio of DA/HA δ Normalized relaxation modulus G (f) and TD@H-GE adhesion of nanocomposite hydrogels (g)