| abstract |
A lithium-air battery includes: a lithium negative electrode, a positive electrode, and an ionically conductive oxygen-barrier film disposed on the lithium negative electrode, wherein the ionically conductive oxygen-barrier film comprises polyvinyl alcohol or a polyvinyl alcohol blend A first polymer and a lithium salt of a compound, and wherein the ionically conductive oxygen-barrier membrane has an oxygen transmission rate of about 10 ml/m2/day to about 10,000 ml/m2/day. Methods of making lithium-air batteries are also disclosed. |