K3PS4

ceramic

· JVASP-23021· K3PS4

K3PS4 is a potassium thiophosphate ceramic compound belonging to the phosphorus sulfide ceramics family. This material is primarily investigated in research and developmental contexts for solid-state applications, particularly where ion-conduction or thermal stability in corrosive sulfide environments may be relevant. While not yet widely established in mainstream industrial production, materials in this family are of growing interest for advanced battery electrolytes, thermal barriers, and specialized chemical-resistant coatings where conventional ceramics reach performance limits.

solid-state battery electrolytesthermal barrier coatingscorrosion-resistant ceramicsresearch and developmenthigh-temperature applicationsion-conducting materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.152	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.894	eV	—
Seebeck Coefficient(S)	-290.3	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.121	eV/atom	—

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

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.

K3PS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental