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Next-Gen Salt

Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI)

Next-Gen Salt available by request for quote from Winigen Materials.

Product Details

Potassium bis-(trifluoromethanesulfonyl)-imide

Potassium bis(trifluoromethanesulfonyl)imide (KTFSI) is used in specialty potassium-ion, polymer, ionic-liquid, and concentrated-electrolyte studies.

Category
Next-Gen Salt
Abbreviation
KTFSI
CAS Number
90076-67-8
Availability
RFQ

Typical Specification

  • Grade: Battery grade
  • Purity: > 99.9%
  • Water: <= 50 ppm
  • Formula: KTFSI

Technical Selection Guide

Where is KTFSI useful in potassium battery research?

Potassium bis(trifluoromethanesulfonyl)imide (KTFSI) is used in specialty potassium-ion, polymer, ionic-liquid, and concentrated-electrolyte studies. Its imide anion supports broad formulation exploration and provides a useful comparison point for KFSI and KPF6 when studying solvation, conductivity, and electrode interphases.

Why developers evaluate it

  • Broad relevance to nonconventional electrolyte media
  • Useful for polymer and ionic-liquid development
  • Strong comparison chemistry for solvation studies

Development considerations

  • High-voltage and current-collector stability must be confirmed
  • Molecular weight and cost influence practical use
  • Transport advantages may not translate directly to full-cell performance

How to compare it

KTFSI is generally chosen for specialty formulation space, while KPF6 is the conventional baseline and KFSI is often favored for more compact imide chemistry. Screen all three under matched cell conditions.

Technical Profile

Next-Generation Electrolyte Applications

Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI) is used or screened for next-generation electrolyte research, including sodium-ion, magnesium, potassium, and alternative-cation systems. It is suited to early-stage formulation screening where salt identity, water specification, and electrochemical compatibility guide down-selection.

  • Alternative-cation electrolyte formulation and screening
  • Sodium-ion, magnesium, or potassium battery research programs
  • Advanced salt comparison against conventional lithium electrolyte systems
  • RFQ sourcing for research, scale-up evaluation, and custom formulation work

Product FAQ

Common Questions

What is Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI) used for?

Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI) is used or screened for next-generation electrolyte formulation, alternative-cation battery research, and advanced salt screening. Winigen Materials can support RFQ-based supply and related electrolyte or battery materials development discussions.

What is the CAS number for Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI)?

The CAS number shown for Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI) is 90076-67-8.

What specifications are shown for Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI)?

The target specifications currently shown are battery grade, purity > 99.9%, and water <= 50 ppm. Final specifications, documentation, and available quantity can be confirmed during RFQ.

Can I request a quote for Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI)?

Yes. Use the request quote button on this page to pre-fill the product interest, category, and target specifications for Potassium bis-(trifluoromethanesulfonyl)-imide (KTFSI).