Sodium alginate was added into a methylcellulose-polyethylene glycol-sodium citrate ternary reverse thermo-sensitive system to improve the gel characteristics.

• 为改善“甲基纤维素聚乙二醇柠檬酸钠”三组分反向温敏凝胶体系的特性,向其中添加了海藻酸钠。