METHOD FOR PREPARING SOLID ELECTROLYTE AND ALL SOLID STATE BATTERY COMPRISING SAME

The invention discloses a method for preparing a solid electrolyte and an all solid state battery comprising the same. Specifically, the invention provides a method for preparing a solid electrolyte for an all-solid state battery, the method including obtaining a slurry by dispersing a first raw material comprising lithium sulfide and a second raw material selected from the group consisting of silicon sulfide, phosphorus sulfide, germanium sulfide, boron sulfide, and a combination thereof in a solvent; and drying the slurry. 本发明公开了用于制备固体电解质的方法和包含该固体电解质的全固态电池组。具体地，本发明提供种制备用于全固态电池组的固体电解质的方法，所述方法包括：通过将包含硫化锂的第原材料与第二原材料分散在溶剂中来获得浆料，所述第二原材料选自硫化硅、硫化磷、硫化锗、硫化硼以及它们的组合；以及干燥浆料。