The polyanionic membrane material was synthesized with polyvinyl alcohol (PVA) and chloroacetic acid as raw materials under the influence of ultrasonic, and sodium hydroxide as catalyst.

• 摘要利用超声振荡，以聚乙烯醇(PVA)和氯乙酸为原料，氢氧化钠为催化剂，制备聚阴离子膜材料。