The sodium alginate microcapsules of acetaminophen were prepared by integration of emulsion and double-coagulation methods. The microcapsules has smaller particle diameter and was ruleless and multinuclear.

• 以海藻酸钠为壁材，采用乳化和复凝聚相结合的方法，制备了粒径较小的无规则多核的对乙酰氨基酚海藻酸钠微胶囊；