CAS 409-21-2 Silicon Carbide Nanoparticle Dispersion

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Silicon Carbide Nanoparticle Dispersion

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Catalog Number

ACM409212-4

CAS Number

409-21-2

Product Name

Silicon Carbide Nanoparticle Dispersion

Structure

Category

Windows & Spheres; Nanoparticles

Synonyms

methanidylidynesilicon; Carborundum; Silicon monocarbide; Betarundum Carborundeum; carbon silicide; Green densic; Silicon Carbide nanopowder suspension, aqueous Silicon Carbide nanoparticle solution, Silicon Carbide nanofluid

Description

Silicon carbide appears as yellow to green to bluish-black, iridescent crystals. Sublimes with decomposition at 2700°C. Density 3.21 g cm-3. Insoluble in water. Soluble in molten alkalis (NaOH, KOH) and molten iron.;DryPowder; DryPowder, PelletsLargeCrystals; DryPowder, WetSolid; OtherSolid; PelletsLargeCrystals;YELLOW-TO-GREEN-TO-BLUE-TO-BLACK CRYSTALS, DEPENDING ON PURITY.;Yellow to green to bluish-black, iridescent crystals.;Yellow to green to bluish-black, iridescent crystals.

IUPAC Name

methanidylidynesilanylium

Molecular Weight

40.096g/mol

Molecular Formula

SiC;SiC;CSi

Canonical SMILES

[C-]#[Si+]

InChI

InChI=1S/CSi/c1-2

InChI Key

HBMJWWWQQXIZIP-UHFFFAOYSA-N

Boiling Point

Sublimes (NIOSH, 2016);Sublimes;Sublimes

Melting Point

4892 °F (Sublimes) (NIOSH, 2016);2600 °C;4892°F (sublimes);4892°F (Sublimes)

Density

3.23 (NIOSH, 2016);3.23;3.2 g/cm³;3.23;3.23

Solubility

Insoluble (NIOSH, 2016);INSOL IN COLD WATER, HOT WATER, & ACID; SOL IN FUSED POTASSIUM HYDROXIDE;INSOL IN ALCOHOL; SOL IN MOLTEN IRON;Solubility in water: none;Insoluble

Appearance

Liquid dispersion

Application

Silicon Carbide Nanoparticle Dispersion serves as a cutting-edge material designed for advanced applications requiring the unique properties of silicon carbide in a highly usable form. This dispersion leverages the exceptional hardness, thermal conductivity, and electrical conductivity of silicon carbide, which is a crystalline substance known for its resistance to abrasion, oxidation at high temperatures, and thermal spalling. The nanoparticles within the dispersion retain silicon carbide's innate chemical stability and robustness, making them ideal for enhancing the performance of materials in demanding environments, such as semiconductor technology, advanced composites, and coatings. By providing silicon carbide in a nanoparticle dispersion, this product offers improved integration into diverse matrices, facilitating innovations in manufacturing and technology that rely on precision and durability.

Color/Form

EXCEEDINGLY HARD, GREEN TO BLUISH-BLACK, IRIDESCENT, SHARP CRYSTALS;HEXAGONAL OR CUBIC;Yellow to green to bluish black, iridescent crystals.

Complexity

Covalently-Bonded Unit Count

EC Number

206-991-8

Exact Mass

39.976927g/mol

Formal Charge

Hazard Statements

H315-H319-H335

Heavy Atom Count

ICSC Number

1061

MDL Number

MFCD00049531

MeSH Entry Terms

Crystar;silicon carbide

Monoisotopic Mass

39.976927g/mol

Other Experimental

DIELECTRIC CONSTANT: 7.0; HARDNESS: 9.5; ELECTRON MOBILITY: GREATER THAN 100 SQ CM/VOLT-SEC; HOLE MOBILITY: GREATER THAN 20 SQ CM/VOLT-SEC; BAND GAP ENERGY: 2.8 ELECTRON-VOLTS;SUBLIMES WITH DECOMPOSITION AT 2700 °C;EXCELLENT THERMAL CONDUCTIVITY; ELECTRICALLY CONDUCTIVE; RESISTS OXIDATION AT HIGHER TEMPERATURES

Refractive Index

INDEX OF REFRACTION: 2.654; 2.697

Rotatable Bond Count

RTECS Number

VW0450000

Safety Description

26-36

Signal Word

Warning

Vapor Pressure

0 mm Hg (approx) (NIOSH, 2016);0 mmHg (approx);0 mmHg (approx)

MSDS