Aqueous polyacrylic size was synthesized by solution or emulsion polymerization, then, the resultant product was converted into the powdery size through sedimentation, drying, and crush break.

• 摘要通过溶液聚合法、乳液聚合法合成了聚丙烯酸液体浆料，对所合成的聚丙烯酸液体浆料经沉降、烘乾、粉碎制取了粉体聚丙烯酸浆料。