The results show that their effect from large to small in turn is PAA-NH4 and gum arabic, PAA-NH4, PAA-NH4 and silica sol, silica sol, gum arabic.

• 结果表明，分散剂的种类对烧结体的残余气孔率影响较大，其效果由大到小依次为PAA-NH4和阿拉伯树胶＞PAA-NH4>硅溶胶和PAA-NH4>硅溶胶＞阿拉伯树胶;