Modified NASICON type solid electrolyte, composite solid electrolyte ceramic, preparation method of modified NASICON type solid electrolyte and all-solid-state battery

The invention provides a modified NASICON type solid electrolyte, composite solid electrolyte ceramic, a preparation method thereof and an all-solid-state battery, and relates to the technical field of all-solid-state batteries. According to the invention, a method of doping a bimetallic MOFs material with a solid electrolyte is adopted, and the NASICON type solid electrolyte inheriting the morphology of the bimetallic MOFs material is prepared. Meanwhile, the high-performance MOFs material composite NASICON type solid electrolyte ceramic is developed, the challenge faced by the existing material is expected to be solved, and the progress of the solid-state battery technology is promoted, so that energy storage and conversion equipment with higher energy density, higher safety and more lasting performance is realized. 本发明提供了一种改性NASICON型固态电解质、复合固态电解质陶瓷、其制备方法和全固态电池，涉及全固态电池技术领域。本发明采用双金属MOFs材料掺杂固态电解质的方法，制备继承双金属MOFs材料形貌的NASICON型固态电解质。同时开发高性能MOFs材料复合NASICON型固态电解质陶瓷，有望解决现有材料面临的挑战，并推动固态电池技术的进步，从而实现更高能量密度、更安全和更持久的能源存储