| abstract |
The present invention relates to a kind of solid-state or colloidal state water-system alkali metal ion battery and preparation method thereof, the battery includes collector, anode, cathode, membrane, and the battery is solid-state or gel state structure, no fluid media (medium)；The anode includes positive active material, the alkali of alkali metal containing ion and/or salt and colloidal materials；The cathode includes negative electrode active material, the alkali of alkali metal containing ion and/or salt and colloidal materials.The solid-state or colloidal state water-system alkali metal ion battery of the present invention can substantially reduce the quality and volume of battery due to no aqueous electrolyte, and then improve the specific energy and energy density per unit volume of water-system alkali metal ion battery. |