Preparation of a metastable tetragonal zirconia aerogel
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United States of America Patent
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Dec 15, 2020
Grant Date -
Jan 24, 2019
app pub date -
Oct 13, 2015
filing date -
Oct 13, 2014
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Abstract
The present application discloses a process for the preparation of metastable tetragonal zirconia in the form of an aerogel material, said material being capable of undergoing martensitic phase transformation to monoclinic zirconia. The application also discloses composite materials, such as dental filling materials, having included therein an aerogel material.
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