LiBF4

ceramic

· LiBF4

Lithium tetrafluoroborate (LiBF₄) is an inorganic ionic ceramic salt primarily known as an electrolyte component rather than a structural ceramic. It is widely employed in lithium-ion batteries and electrochemical energy storage systems, where it functions as a lithium-ion conductor in organic electrolyte solutions. Engineers select LiBF₄ for its high ionic conductivity, thermal stability, and ability to form stable solid–electrolyte interphase (SEI) layers, making it a preferred choice over competing lithium salts in demanding automotive, portable electronics, and grid-scale battery applications.

lithium-ion battery electrolytesenergy storage systemselectric vehicle power systemsportable electronics batterieselectrochemical cellsionic conductors

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	1,575.3	ksi	DFT
↳	2,042.1	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	1,046	ksi	DFT
↳	1,089.2	ksi	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	0.07803	lb/in³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	8.749	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	4.003	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	1.756	-	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1195	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000753	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000912	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-128.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	558.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.062	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

LiBF4 — Properties & Data | MatWorld

LiBF4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental