Flakes made of materials such as glass
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United States of America Patent
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Aug 5, 2014
Grant Date -
Nov 18, 2010
app pub date -
Sep 24, 2008
filing date -
Sep 24, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention provides flake having a thickness up to 350 nm, the flake being made of basalt, ceramics, alumina, graphite, a metal, a metal oxide or a combination of any two or more thereof. Equipment for manufacturing such flake is also described as is a method for the manufacture of the flake. The equipment comprises a cup mounted for rotation and for receiving molten glass. The equipment further comprises either insulating means extending at least partially around said cup or means for heating the cup while it is rotating.
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