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Zinc Oxide
Zinc Oxide is manufactured using a patented Physical Vapor Synthesis process. In this process, zinc metal is vaporized. This vapor is rapidly cooled in the presence of oxygen, causing nucleation and condensation of nanocrystalline zinc oxide particles. The particles are non-porous and their surfaces are free of residual chemical contaminants. During the process, the particles form weak agglomerates up to tens of microns in size. These agglomerates can be reduced with suitable dispersion techniques, providing a typical particle size distribution ranging from a few nanometers to a few hundred nanometers.

Scientists are knowledgeable and experienced in the application of nanocrystalline powders and dispersions in a wide variety of fields. They are available to work in close cooperation with KIA customers to optimize the performance of KIA products in commercial applications. KIA welcomes inquiries regarding new nanocrystalline compositions, as well as customized surface areas, particle size distributions, overall purity levels, specific impurity limits, surface treatments/coatings, and dispersions.


TEM showing Zinc Oxide typical particle size distribution.


TEM showing Zinc Oxide typical particle morphology.

Chemical Formula
Crystal Phase
Typical Average Particle Size
Specific Surface Area (BET)
Purity
Color
Bulk Density
True Density
Refractive Index (@ 500nm)
ZnO
Zincite (hexagonal)
36nm
15 - 45 m2/g
99 +% 
White to off white
0.15 grams/cm
3
5.6 grams/cm3
2.0
 

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