544833

Sigma-Aldrich

Aluminum oxide

nanopowder, <50 nm particle size (TEM)

Synonym(s):
Alumina
Linear Formula:
Al2O3
CAS Number:
Molecular Weight:
101.96
EC Number:
MDL number:
eCl@ss:
38120402
PubChem Substance ID:
NACRES:
NA.23

Quality Level

description

gamma phase

form

nanopowder

particle size

<50 nm (TEM)

surface area

>40 m2/g (BET)

mp

2040 °C (lit.)

SMILES string

O=[Al]O[Al]=O

InChI

1S/2Al.3O

InChI key

TWNQGVIAIRXVLR-UHFFFAOYSA-N

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General description

Aluminum oxide (Al2O3) based nanopowder is a metal oxide based nanosized material that can be used in a variety of industrial applications. It can be prepared by the hydrolysis of the alkoxide of Al2O3 and calcination of particles in the presence of stabilizing agents.

Application

Al2O3 nanopowder can be used for a wide range of applications, such as ceramics, aerospace, wastewater treatment, abrasives, paints, catalysts, and flooring materials.

Packaging

10, 50 g in glass bottle

storage_class_code

11 - Combustible Solids

WGK Germany

nwg

Flash Point F

Not applicable

Flash Point C

Not applicable

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

Burning of nano-aluminized composite rocket propellants
De Luca LT, et al.
Combustion, Explosion and Shock Waves, 41(6), 680-692 (2005)
Structure and properties of Zn-Al-Cu alloy reinforced with alumina particles
Martinez-Flores E, et al.
Materials & Design, 24(4), 281-286 (2003)
A study on the friction and wear behavior of PTFE filled with alumina nanoparticles
Sawyer WG, et al.
Wear, 254(5-6), 573-580 (2003)
Nanotechnology in high performance paint coatings
Khanna AS
Asian Journal of Experimental Sciences, 21(2), 25-32 (2008)
Structural transformations of alumina by high energy ball milling
ZielinAski PA
Journal of Materials Research, 8(11), 2985-2992 (1993)
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