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544833

Sigma-Aldrich

Aluminum oxide

nanopowder, <50 nm particle size (TEM)

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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

description

gamma phase

form

nanopowder

surface area

>40 m2/g , BET

particle size

<50 nm (TEM)

mp

2040 °C (lit.)

SMILES string

O=[Al]O[Al]=O

InChI

1S/2Al.3O

InChI key

TWNQGVIAIRXVLR-UHFFFAOYSA-N

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1 of 4

This Item
A1522642991229423
Aluminum oxide nanopowder, &lt;50&#160;nm particle size (TEM)

Sigma-Aldrich

544833

Aluminum oxide

Aluminum oxide Type WN-6, Neutral, Activity Grade Super I

Sigma-Aldrich

A1522

Aluminum oxide

Aluminum oxide nanoparticles, 30-60&#160;nm particle size (TEM), 20&#160;wt. % in H2O

Sigma-Aldrich

642991

Aluminum oxide

Aluminum oxide powder, 99.99% trace metals basis

Sigma-Aldrich

229423

Aluminum oxide

mp

2040 °C (lit.)

mp

2040 °C (lit.)

mp

-

mp

2040 °C (lit.)

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

description

gamma phase

description

-

description

-

description

-

surface area

>40 m2/g , BET

surface area

-

surface area

-

surface area

-

particle size

<50 nm (TEM)

particle size

-

particle size

30-60 nm (TEM)

particle size

-

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.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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)
Structural transformations of alumina by high energy ball milling
ZielinAski PA
Journal of Materials Research, 8(11), 2985-2992 (1993)
Colloidal behavior of aluminum oxide nanoparticles as affected by pH and natural organic matter
Ghosh S, et al.
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Size-controlled synthesis of alumina nanoparticles from aluminum alkoxides
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Materials Research Bulletin, 40(9), 1506-1512 (2005)

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