A novel polyanion electrolyte Phosphate monoester PVA(PMPVA) was synthesized by phosphate monoesterified PVA with phosphoric acid in the presence of urea.
采用磷酸和聚乙烯醇（PVA）在尿素存在下发生单酯化反应，合成了一种新型聚阴离子电解质磷酸单酯PVA（PMPVA）。
Phosphoric acid as an electrolyte additive for VRLA battery was studied by testing the battery initial capacity and cycle life.
对磷酸作为VRLA电池电解液添加剂进行了初期容量和循环寿命试验研究。
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