Glass fillers for composites
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United States of America Patent
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May 9, 2017
Grant Date -
Mar 24, 2016
app pub date -
May 13, 2014
filing date -
May 15, 2013
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Abstract
The invention relates to a particulate glass filler wherein glass particles of 0.2 to 1 μm mean particle size are connected with other particles, the connection being effected by the glass material itself. More precisely particulate glass filler comprising glass particles, wherein the particles contains centrally located macro glass particles and on the outer surface located micro glass particles wherein the macro and micro glass particles are connected by the material of said particles. Further the invention relates to a method for manufacturing the glass particles and the particulate glass filler comprising said glass particles. It also relates to a composite or dental material comprising the above particulate glass filler.
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