Tungsten disulfide uses

Tungsten dioxide is an common compound of tungsten, sulfur. It is composed one tungsten atom as well as two sulfur atoms. Tungsten Disulfide Chemical Formula Is WS2. Its crystal structure is multilayered and has great thermodynamic and optoelectronic properties.
Tungsten disulfide Properties
Low friction
The dynamic coefficient (WS2) of tungsten dioxide is 0.030. While the static coefficient (0.070-0.090) is between 0.070 and 0.090. The results can be affected by pressure, surface finish, and surface hardness. The results of extensive, continuous, real-time wear show little to no change over time unless extreme overload conditions are applied.

Chemistry stability
Tungsten diulfide (WS2) has a non-toxic, inert nature and is also non-corrosive. You can apply WS2 to any stable metal substrate. It does not react to most solvents. The fluorine and sulfuric acid, hydrofluoric acid and hot caustic solutions can strip it. While WS2 has a high resistance to corrosion, it is not able to prevent corrosion from inherently weak materials.

Compatibility
The WS2 can be used to make petrochemical oil and greases, synthetic oils as well as hydraulic oils. This oil has an affinity for oils and strives to preserve the fluid power.

High operating temperatures
WS2 operates at temperatures ranging from -460 F to 1200 F in normal air and 2400 in vacuum. The threshold for oxidation is 825°F. This is a very low level compared to other lubricants. It also has very low exhaust characteristics. Because of its high resistance to heat, tungsten fluoride is ideal for fitting bolts into studs or shafts in exhaust systems on all makes and models of cars.

What’s tungsten disulfide for?
Petroleum catalyst:
Due to its outstanding cracking ability, high catalytic activities, and extended service life, WS2 can also be used in catalysts for hydrogenation, desulfurization or polymerization.

A solid lubricant
The friction coefficient ranges between 0.01-0.03, with a compressive strength of up to 2100 MPa. This lubricant has many advantages, including a high lubrication temperature, low friction coefficient, low acid and alkali resistance and good corrosion resistance.

As energy storage electrode material:
WS2 refers to a type layered material that is interconnected by WMurS and van der Waals forces between layers. The distance between the layers is medium. This gives it good thermochemical stability, high storage performance, fast electron transfer rates, and excellent energy density.

Chip transistors
Low-dimensional semiconductor materials made from transition metals such as WS2 can be used to make semiconductor devices capable of more data processing and storage.

A high-performance additive for lubricating oils:
It has been shown that adding the appropriate amount of WS2 Nanoparticles to the Lubricating Oil can significantly improve its lubrication performance, decrease the friction coefficient by 20%-50%, increase oil film strength and reduce friction coefficient by 20%-50%. The lubrication performance of WS2 nanoparticles is better than the one provided by nano-MoS2.

Tungsten disulfide Price
Price is affected by many things, such as the demand and supply in the market and industry trends. Economic activity and market sentiment are also important.
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Tungsten disulfide Supplier
Technology Co. Ltd. (), is a trustworthy Tungsten sulfide manufacturer, and Tungsten sulfide supplier. They have more than 12 years experience. All of our products are available for shipment worldwide.

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What is Tin disulfide?

What is Tin disulfide and how does it work? The inorganic compound Tin desulfide has a chemical composition of SnS2. It is a yellow hexagonal flake containing a CdI2 crystalline structure. It is very insoluble in water. However, it is easily soluble and soluble with aqua regia, hot alkaline solution, as well as sodium sulfide solution. This is often used to make golden paint.
Tin disulfide dissolves in hot alkali solution or aqua regia. It can also react with ammonium-sulfide to disperse.
How to prepare Tin Disulfide
Tin disulfide is made by mixing tin and sulfur with iodine. This reaction needs heating.
Sn + 2 S — SnS2
Another option is to pass hydrogen sulfuride into the Tin (IV) salt, or Tin (IV), salt solution and precipitate.
Electrochemical behaviour of multi-walled Carbon Nanotubes confined Tin disulfide used as a Negative Electrode of Lithium Ion Battery
Multi-walled carbon-confined metal-tin nanostructures were prepared using the direct current arc Plasma method. Brad@ihpa.net was first prepared by heating a methane atmosphere with a precursor. Then, brad@ihpa.net was made through the sulfurization process. Raman, Xray diffraction, and transmission electron microscopy were used to characterize the material. The length of multi-walled, carbon nanotubes measured approximately 400nm. The surface carbon layer was well crystallized and the carbon layer thickness was around 10 nm. Sn brad@ihpa.net Nanostructures are used as anode material in lithium-ion battery. They show a good electrochemical performance. The first charge-discharge Coulomb efficiency of 71% is achieved, and after 50 cycles the capacity maintains 703?mAh?g-1. Brad@ihpa.net Nanostructured Electrodes have high-capacity properties due to the fact that different active materials provide the capacity together and that each material’s reaction platform is unique.
Study on electrochemical performance of tin disulfide/single-walled carbon nanotube composite material used as anode material for lithium-ion battery
The simple solvothermal process allowed for the creation of a new composite material consisting of SnS2 (SWCNTs), and single-walled, carbon nanotubes (SWCNTs). After it is applied to the lithium-ion battery’s negatively electrode material, it has excellent electrochemical performance. At a high current density (one A/g), it maintains a specific capacity of just 510 mAh/g after 100 cycles. To compare, we used the exact same method to synthesize one SnS2 materials and performed electrochemical tests. The SnS2 materials have a relatively high specific capacity but a poor cycle performance and decays rapidly after only 20 cycles. The synergy between SnS2 & SWCNTs is thought to explain the superior performance of this composite material for lithium-ion batteries.
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Tin Disulfide SnS2 As Semiconductor Material

What is Tin Dioxide SnS2? Tin dioxide It is an organic compound with the formula, SnS2. It can form a yellow amorphous solid or a crystal. Tin amalgam (or tin shavings) is heated in thihua and ammonium chlorineide to form golden flake crystallization, which is known as colored gold. For yellow amorphous precipitation (wet), hydrogen sulfide can be added to tin (IV), salt solution with the proper acidity. Insoluble in water. Aqua regia, strong alkali (to make thiostannate), alkali metal sulfuride (to make thiostannate), and other solutions are suitable. The wet product can be dissolved in warm, medium concentrations hydrochloric Acid. However, the dry product cannot withstand hydrochloric Acid.

For what is Tin Disulfide, SnS2 used?
Tin disulfide (N-type semiconductor material) has a hexagonal CdI2 crystal structure with a broadband energy of 2.35eV. Because of its large band gap, it has excellent optical and electrical properties. It can be used for holographic recording and as an electrical conversion material. Because tin disulfide has similar band gap width with silicon, and it is safe and environmentally-friendly, and the absorption coefficient is also very high, it is very suitable for solar cell absorption layer. It is also used in imitation gold plating and pigment, making it a popular research tool.

Tin disulfide, also known as SnS2, is a two-dimensional van der Waals semiconductor material that has excellent photoelectric characteristics. It is non-toxic, sustainable, high in content, and simple to prepare. Tin sulfide properties are used in semiconductor research and design, experiments.

Tin disulfide can also be prepared for use as a tin-disulfide catalyst to prepare hydrogen for fuel cells.

How do you make Tin Disulfide snS2?
Bright yellow tin dioxide precipitate is possible by the action on tin chlorineide solution by adding hydrogen sulfuride to an acid solution containing tin tetrachloride.

Tin Disulfide snS2 Supplier
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Excellent Solid Lubricant-Molybdenum Disulfide Powder

Molybdenum disulfide Molybdenite’s main component is an inorganic compound with the chemical moS2 as its chemical formula. Molybdenum dioxide powder is a black solid with metallic shine.

Molybdenum Diulfide Powder Properties

Molybdenum disulfide can not be dissolved in water, dilute or concentrated sulfuric, and is usually insoluble in alkalis, organic solvents, and acids. However, it can dissolve in aqua regia, boiled concentrated sulfuric, and other acids.
MoS2 can be obtained by a natural process, the molybdenum concentration purification method. This is to remove acid-insoluble matter SiO2, Fe Cu, and Impurities such Ca and B.

Molybdenum-disulfide grease, also known as molybdenum-disulfide ultra pressure grease, is made from molybdenum-dioxide disulfide with various additives. It offers excellent waterproofing and anti-rust performance.



Molybdenum Sulfide Powder Application

Molybdenum disulfide can be used as a solid lubricant. It is particularly well-suited to high temperature and high pressure. It is diamagnetic, so it can be used to produce a line photoconductor or a semiconductor of P-type and N-type conductivity. Additionally, it has the functions rectification as well as energy conversion. Molybdenum dioxide can also be used to catalyze the dehydrogenation complex hydrocarbons.

Molybdenum dioxide is a solid molybdenum powder, which is made from molybdenum concentrate. It has been chemically purified and modified the molecular structures. This product is black with a metallic luster and insoluble in liquids. This product is non-adhesive and dispersible. It can be mixed with various greases to form a colloidal condition without adhesion. This can increase the lubricity as well as the extreme pressure of the grease. It is suitable for high temperature, high pressure and high loads in order to extend the equipment’s lifetime.

The main function molybdenum dioxidide serves in friction materials is reduce friction at low temperatures, increase friction at high temperatures, and minimize ignition loss.

Friction reduction

Friction increases: Molybdenum disulfide (non-conductive) is available in copolymers with molybdenum triglyceride, molybdenum trisulfide or molybdenum dioxide. The temperature of the friction material rises rapidly due to friction. The molybdenum-trioxide particles in copolymers expand as the temperature goes up and can play a part in increasing friction.

Molybdenum diulfide can be used to prevent oxidation. This chemical purification process and comprehensive reaction gives it a pH value of 7-8. This is slightly alkaline. It is used to protect and enhance adhesion by covering the friction material.

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Titanium Sulfide TiS2 Powder CAS 2039-13-3

About Titanium Sulfide TiS2 Powder:
Titanium disulfide is an inorganic compound with the molecular formula TiS2. Brassy scaly crystal, metallic luster.The density of 3.22 g/mL. Stable at room temperature, stable to water, dilute sulfuric acid and hydrochloric acid, but nitric acid and concentrated sulfuric acid can make it decompose sulfur. The lithium can be interbedded between the titanium disulfide layers, and the composition of the inner cambium compound LiTiS2 varies continuously between x=0 and 1, so it is an ideal non-stoichiometric compound. Titanium disulfide is a yellow or gray powder with an unpleasant odor and is used as a solid lubricant. Contact with the substance may cause burns to the skin, eyes, and mucous membranes. It can be toxic by ingestion, inhalation or absorption through the skin.
Titanium disulfide has a layered structure, each of which consists of a sulfur-titanium-sulfur interlayer connected by a weak van der Waals force. Crystals can be grown from titanium wires heated in sulfur vapor or synthesized by the reaction of titanium tetrachloride and hydrogen sulfide. The lithium can be interbedded between the titanium disulfide layers, and the composition of the inner cambium compound LiTiS2 varies continuously between x=0 and 1, so it is an ideal non-stoichiometric compound.
Titanium disulfide is an inorganic compound with the molecular formula TiS2. A highly conductive golden yellow solid belonging to a group of compounds called transition metal halogens, the stoichiometric unit ME2.TiS2 is used as a cathode material in rechargeable batteries. Feel free to send an inquiry to get the latest price if you would like to buy Titanium Sulfide TiS2 Powder in bulk.

Titanium disulfide (TiS2)
Titanium disulfide Density: 3.22 g/ML
Titanium disulfide Molecular weight: 112
Titanium disulfide Purity: 99.95%
Titanium disulfide Specification: powder
Titanium disulfide CAS 2039-13-3
Titanium disulfide Packaging: vacuum bottle
Titanium disulfide Application: lithium battery, target material, scientific research, etc

PurityZnAgCuAlMgFeBiSbAs
99.99%5ppm2ppm5ppm5ppm5ppm5ppm5ppm5ppm5ppm


How is Titanium Sulfide TiS2 Powder produced?
Titanium disulfide is prepared by the reaction of the elements around 500 °C.
Ti + 2 S → TiS2
It can be more easily synthesized from titanium tetrachloride, but this product is typically less pure than that obtained from the elements.
TiCl4 + 2 H2S → TiS2 + 4 HCl
This route has been applied to the formation of TiS2 films by chemical vapor deposition. Thiols and organic disulfides can be employed in place of hydrogen sulfide.
A variety of other titanium sulfides are known.
 
Applications of Titanium Sulfide TiS2 Powder:
The prospect of titanium disulfide as a cathode material for rechargeable batteries was proposed in 1973. Groups IV and V halogen compounds have attracted attention for their high electrical conductivity. The original described battery used a lithium anode and a titanium disulfide cathode. The energy density of the battery is high, the diffusion process of lithium ions to titanium disulfide cathode is reversible, and the battery can be charged.
Titanium disulfide was chosen because it is the lightest and cheapest chalcogenide.
Lithium-ion diffuses fastest in titanium disulfide.
The main problem is the degradation of the cathode after repeated use. This reversible insertion process allows the battery to charge. In addition, titanium disulfide is the lightest and cheapest of all the IV and V groups of layered dihalides.
In the 1990s, titanium disulfide was replaced by other cathode materials (manganese oxide and cobalt oxide) in most rechargeable batteries.
The use of TiS2 cathodes in solid-state lithium batteries most lithium-ion batteries use liquid electrolytes, which can pose safety concerns due to their flammability. A number of different solid electrolytes have been proposed to replace these hazardous liquid electrolytes.
For most solid-state batteries, high inter interface resistance reduces the reversibility of the intercalation process and shortens the service life. For TIS2, these undesirable interface effects are less of a problem. The power density of the all-solid-state lithium battery is 1000 W/kg and the maximum power density is 1500 W/kg in 50 cycles. In addition, the battery’s average capacity dropped by less than 10% in 50 cycles. Although titanium disulfide has high conductivity, high energy density and high power, its discharge voltage is relatively low compared to other lithium batteries with high reduction potential cathode.

Storage Condition of Titanium Sulfide TiS2 Powder:
The damp reunion will affect TiS2 powder dispersion performance and using effects, therefore, Titanium Sulfide TiS2 Powder should be sealed in vacuum packing and stored in cool and dry room, the Titanium Sulfide TiS2 Powder can not be exposure to air. In addition, the TiS2 powder should be avoided under stress.

Packing & Shipping of Titanium Sulfide TiS2 Powder:
We have many different kinds of packing which depend on the Titanium Sulfide TiS2 Powder quantity.
Titanium Sulfide TiS2 Powder packing:vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Titanium Sulfide TiS2 Powder shipping: could be shipped out by sea, by air, by express, as soon as possible once payment receipt.
Titanium Sulfide TiS2 Powder CAS 2039-13-3插图

Titanium Sulfide Properties

Other Namestitanium disulfide, titanium(IV) sulfide, titanium disulphide,
TiS2 powder
CAS No.12039-13-3
Compound FormulaTiS2
Molecular Weight112
AppearanceBlack Powder
Melting PointN/A
Boiling PointN/A
Density3.22 g/cm3
Solubility in H2ON/A
Exact Mass111.892088
  
  

Titanium Sulfide Health & Safety Information

Signal WordWarning
Hazard StatementsH252-H315-H319-H335
Hazard CodesXi
Risk Codes36/37/38
Safety Statements26-37/39
Transport InformationUN 3174 4.2/PG 3
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