Surface etched diamond particles and method for etching the surface of diamond particles

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United States of America Patent

PATENT NO 8734753
APP PUB NO 20120167480A1
SERIAL NO

12982444

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Abstract

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A method is provided of etching a diamond particle including the step of heating the particle at a temperature of about 700° C. or greater in the presence of water vapor to form an etched particle. Also provided is an etched particle having a core and a surface. The core is formed of sp3 hybridized carbon atoms covalently bonded together, and the surface has substantially no chlorine atoms, oxygen atoms or oxygen species.

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Patent Owner(s)

  • ENGIS CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Benea, Ion C Wheeling, US 2 3
Fitzgerald, Laura Palatine, US 4 6
Rosczyk, Benjamin Elk Grove Village, US 1 2

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