Solid-state electrolyte and solid-state battery containing same

The invention discloses a solid-state electrolyte and a solid-state battery containing the solid-state electrolyte. The solid-state electrolyte comprises a peptide material, a polymer material and an ion conductor, wherein the ion conductor comprises at least one of an inorganic filler, a lithium salt, a magnesium salt and a sodium salt. According to the invention, the peptide material capable of inhibiting the growth of lithium dendrites, the ionic conductor with relatively high room-temperature ionic conductivity and the polymer material are compounded, and through the synergistic effect of the peptide material, the ionic conductor and the polymer material, the overall flexibility, relatively high room-temperature ionic conductivity and excellent dendrite-free battery cycle performance of a solid electrolyte product can be ensured. 本发明公开一种固态电解质和含有该固态电解质的固态电池，所述固态电解质包括肽类材料、聚合物材料和离子导体；其中，所述离子导体包括无机填料、锂盐、镁盐、钠盐中的至少一种。本发明通过将可抑制锂枝晶生长的肽类材料、具有较高室温离子电导率的离子导体与聚合物材料复合，通过三者的协同作用可以保证固态电解质产品整体的柔韧性、较高的室温离子电导率以及无枝晶的优异电池循环性