A alkaline solid-state polymer electrolyte composed of polyvinyl alcohol(PVA)/carboxy-methylcellulose(CMC) polymer, KOH and H_2O was prepared by solution casting method.

• 用溶液浇铸法制备含有聚乙烯醇(PVA)/羧甲基纤维素(CMC)聚合物、KOH和水的复合碱性固态聚合物电解质PVA/CMC/KOH/H2O。