Coated diamond, manufacturing method and composite material thereof
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United States of America Patent
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Jan 6, 2004
Grant Date -
N/A
app pub date -
May 21, 2001
filing date -
Sep 22, 1999
priority date (Note) -
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Abstract
A coated diamond which is dense and excellent in adherence and enables diamond to exhibit its superior characteristics, a manufacturing method and a composite material of the coated diamond are achieved. The coated diamond includes a diamond (1) and an SiC film (2) coating the diamond (1). The SiC mentioned above is substantially formed of .beta.-SiC and a value of ratio I (220)/I (111) is at least 0.38 and at most 0.55, I (220) representing peak intensity of Miller index (220) of SiC and I (111) representing peak intensity of Miller index (111) thereof.
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