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642991

Sigma-Aldrich

Aluminum oxide

nanoparticles, 30-60 nm particle size (TEM), 20 wt. % in H2O

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About This Item

Linear Formula:
Al2O3
CAS Number:
Molecular Weight:
101.96
MDL number:
UNSPSC Code:
12352303
eCl@ss:
38120402
PubChem Substance ID:
NACRES:
NA.23

form

dispersion
liquid (suspension)
nanoparticles

concentration

20 wt. % in H2O

particle size

30-60 nm (TEM)

density

1.06 g/mL at 25 °C

SMILES string

O=[Al]O[Al]=O

InChI

1S/2Al.3O

InChI key

TWNQGVIAIRXVLR-UHFFFAOYSA-N

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General description

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

Application

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

Other Notes

No dispersant

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Alumina and zirconia acrylate nanocomposites coatings for wood flooring: Photocalorimetric characterization
Landry V, et al.
Progress in Organic Coatings, 61(1), 76-82 (2008)
Colloidal behavior of aluminum oxide nanoparticles as affected by pH and natural organic matter
Ghosh S, et al.
Langmuir, 24(21), 12385-12391 (2008)
Size-controlled synthesis of alumina nanoparticles from aluminum alkoxides
Park YK, et al.
Materials Research Bulletin, 40(9), 1506-1512 (2005)
Structural transformations of alumina by high energy ball milling
ZielinAski PA
Journal of Materials Research, 8(11), 2985-2992 (1993)
Structure and properties of Zn-Al-Cu alloy reinforced with alumina particles
Martinez-Flores E, et al.
Materials & Design, 24(4), 281-286 (2003)

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