Titanium Disulfide (TiS₂) Powder
Titanium disulfide (TiS₂) powder is a layered transition metal dichalcogenide known for its excellent electrical conductivity and unique intercalation properties, making it suitable for applications in batteries and electronic devices. Its thermal stability and lubricating characteristics also make it effective as a lubricant additive in various mechanical systems. With its versatility, TiS₂ powder plays a significant role in advanced materials and energy storage technologies.
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Formula | Titanium Disulfide TiS2 |
CAS Number | 2039-13-3 |
Purity | 99.95% min |
Synonyms | Titanium Disulfide powder, Titanium Disulfide refractory powder, Titanium Disulfide thermal spray powder, Titanium Disulfide ceramic Powder |
Particle Sizes | 325 mesh or be customized |
Shape | irregular |
Melting Point | >1240 °C |
Crystal structure | Hexagonal |
Density | 3.22 g/cm 3 |
Description of Titanium Disulfide (TiS₂) Powder
Titanium disulfide (TiS₂) powder is a layered transition metal dichalcogenide composed of titanium (Ti) and sulfur (S), with the chemical formula TiS₂. This compound is known for its unique properties, including electrical conductivity, thermal stability, and lubricating characteristics, making it suitable for various applications in electronics, materials science, and energy storage.
Manufacturing method of Titanium Disulfide (TiS₂) Powder
Solid-State Reaction: Titanium disulfide can be synthesized by reacting titanium metal with sulfur at elevated temperatures (typically between 600°C and 900°C) in a controlled atmosphere. The reaction proceeds through the formation of TiS₂ crystals.
Chemical Vapor Deposition (CVD): In CVD, gaseous precursors containing titanium and sulfur are introduced into a high-temperature reactor. The precursors decompose, allowing TiS₂ to deposit as a thin film or powder on substrates, which is useful for applications requiring high purity and uniformity.
Hydrothermal Synthesis: This method involves dissolving titanium salts and sulfur sources in a solution and then subjecting them to high temperatures and pressures in a sealed environment. Hydrothermal synthesis can produce nanoscale TiS₂ with controlled morphology.
Mechanical Milling: Titanium disulfide powder can also be produced by grinding bulk TiS₂ into fine particles using high-energy ball milling. This method is effective for producing powders with a specific size distribution for various applications.
Main properties of Titanium Disulfide (TiS₂) Powder
Titanium disulfide (TiS₂) powder exhibits excellent electrical conductivity and a layered crystal structure, enabling efficient ion intercalation, making it ideal for use in rechargeable batteries and electronic devices. Additionally, it possesses good thermal stability and lubricating properties, allowing its application in lubricants and reducing friction in mechanical systems.
Chemical Composition of Titanium Disulfide (TiS₂) Powder
Purity | Zn | Ag | Cu | Al | Mg | Fe | Bi | Sb | As |
99.99% | 5ppm | 2ppm | 5ppm | 5ppm | 5ppm | 5ppm | 5ppm | 5ppm | 5ppm |
Application of Titanium Disulfide (TiS₂) Powder
Electrode Materials: Titanium disulfide powder is used in rechargeable lithium-ion batteries and supercapacitors due to its layered structure, which facilitates ion intercalation. In battery manufacturing, TiS₂ powder is typically mixed with conductive additives and binders, then pressed into electrodes and assembled into battery cells.
Lubricants: Its lubricating properties make titanium disulfide an effective additive in lubricants, reducing friction in mechanical systems. titanium disulfide powder powder can be incorporated into oils or greases, enhancing performance in applications such as automotive and industrial machinery.
Semiconductor Devices: Titanium disulfide powder’s electrical conductivity and layered structure make it suitable for applications in electronics, such as field-effect transistors and sensors. The powder is often processed into thin films through methods like CVD or spin-coating for integration into electronic circuits.
Photovoltaics: Due to its semiconducting properties, titanium disulfide can be used in thin-film solar cells. The TiS₂ powder is deposited onto substrates using techniques such as sputtering or CVD, allowing for the formation of efficient photovoltaic layers.
Chemical Catalysts: Titanium disulfide also exhibits catalytic properties, particularly in reactions involving hydrogenation and oxidation processes. It is typically processed into catalyst pellets or extrudates for use in chemical reactors.
Titanium Disulfide (TiS₂) Powder Scholar Articles
Electrical properties of the Group IV disulfides, titanium disulfide, zirconium disulfide, hafnium disulfide and tin disulfide
Abstract: Group IV disulfides like titanium disulfide (TiS2), zirconium disulfide (ZrS2), hafnium disulfide (HfS2), and tin disulfide (SnS2) are generally considered semiconductors with varying degrees of conductivity, with TiS2 exhibiting the highest electrical conductivity among them due to its layered structure, making it a promising material for battery applications; while the other disulfides tend to show more insulating behavior, with HfS2 often considered semi-insulating.