Coatings for protecting materials against reactions with atmosphere at high temperatures
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United States of America Patent
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May 30, 1995
Grant Date -
N/A
app pub date -
Jan 14, 1994
filing date -
Jan 28, 1993
priority date (Note) -
Expired
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Abstract
The invention relates to a coating for protecting materials against reactions with atmosphere at high temperatures. The coating according to the invention comprises a mixture of zirconium diboride and colloidal silica, advantageously with various additives such as silicon carbide. The coating according to the invention can, for example, efficiently protect carbon and graphite up to 1350.degree. C.
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