SULFIDE GLASS-CERAMIC LITHIUM-ION SOLID-STATE CONDUCTOR

• Main Authors: CHO JEONG JU, FENG XUYONG, HU YAN YAN, WANG YAN, MIARA LINCOLN
• Format: Patent
• Language: English; Korean
• Published: 18.11.2020
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CHEMISTRY; COMPOUNDS THEREOF; CONDUCTORS; ELECTRICITY; INORGANIC CHEMISTRY; INSULATORS; METALLURGY; NON-METALLIC ELEMENTS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

A compound of the following chemical formula 1: Li_(1+2x−y)Zn_(1−x)PS_(4−y−δ)A_y, has a body-centered cubic crystal structure. In the chemical formula: A is halogen; and 0 <= x <= 1, 0 <= y <= 0.5, and 0 <= δ <= 0.5. Also, a lithium battery and an electrode include the compound. The compound can be used as a solid electrolyte having excellent chemical stability. 하기 화학식 1의 화합물은 체심입방격자 결정구조를 갖는다. <화학식 1> Li1+2x-yZn1-xPS4-y-δAy 상기 식 중, A는 할로겐이고, 0JPEGpat00003.jpg63xJPEGpat00004.jpg631, 0≤y≤0.5, 및 0≤δ≤0.5 이다. 또한, 리튬 전지 및 전지가 상기 화합물을 포함한다.