Li₂TaOCl₆ (LTOC) – Tantalum-based Lithium Oxychloride Solid Electrolyte

Li₂TaOCl₆ (LTOC) is a tantalum-based lithium oxychloride solid electrolyte for all-solid-state battery research, offering 6–8 mS/cm ionic conductivity at room temperature. Suitable for pairing with high-voltage cathodes such as LCO and Ni83, with improved moisture tolerance compared with sulfide electrolytes.

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Overview

Li₂TaOCl₆ (abbreviated as LTOC) is a tantalum-based oxychloride solid-state electrolyte developed for next-generation all-solid-state battery (ASSB) research. As a higher-lithium-content variant in the Li–Ta–O–Cl system, L2TOC offers tuned ionic transport and interfacial behavior compared with LiTaOCl₄ (LTOC), providing researchers with additional flexibility in cathode pairing and cell design.

Product Specifications

Sample Name Titanium-based Solid-State Electrolyte
Sample Composition Li₂TaOCl₆
Ionic Conductivity 6-8 mS/cm
Storage Environment Inert atmosphere, sealed, water excluded
Matched Cathode LCO, Ni83, etc. (see figure)

Key Features

  • Ionic conductivity: 6–8 mS/cm at room temperature
  • Higher Li content vs LTOC for modified Li transport behavior
  • Compatible with high-voltage cathodes (LCO, Ni83)
  • Improved moisture tolerance vs sulfide electrolytes
  • Suitable for cold-pressed ASSB assembly

Handling & Packaging

Store under inert atmosphere in sealed, water-excluded containers. Supplied in vacuum-sealed packaging with quantities from 1g to 25g; custom larger quantities available upon request.

See also our 1:1 variant: LiTaOCl₄ (LTOC) for comparison studies on Li-stoichiometry effects.