Optical elements containing nanoscaled particles and having an embossed surface and process for their preparation
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United States of America Patent
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Feb 10, 1998
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N/A
app pub date -
Aug 3, 1994
filing date -
Sep 13, 1991
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Abstract
Optical elements comprising a substrate and a transparent composite material layer having an embossed surface, the composite material comprising a polymer matrix having incorporated therein inorganic components in the form of nanoscaled particles, and methods of preparation thereof which comprise mixing a polymer precursor with a sol of nanosealed particles in an organic solvent and a polymerizable initiator, applying the mixture to a substrate to form a coating, and embossing the coating while simultaneously curing it.
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