Patent · US Active

LiZnCl4 derivatives in the group of Pmn21 as Li super-ionic conductor, solid electrolyte, and coating layer for Li metal battery and Li-ion battery

US12034113B2 · kind B2 · utility

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10Claims
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Key dates

Filing dateJun 23, 2020
Grant dateJul 9, 2024
Priority date
Expiry dateMay 11, 2043

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Solid-state lithium ion electrolytes of lithium zinc chloride derivative compounds having a crystal morphology in the Pmn21 space group are provided as materials for conducting lithium ions. An activation energy of the lithium aluminum chloride derivative compounds is from 0.15 to 0.40 eV and conductivities are from 0.01 to 15 mS/cm at 300 K. Compounds of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes and electrodes containing the lithium aluminum chloride derivative compounds are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.