SUSPENSION OF A MAGNESIUM SILICATE, METHOD FOR MAKING SAME AND USE THEREOF AS A PHOSPHOR
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Jun 30, 2015
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Jun 30, 2014
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The silicate of magnesium and of barium, strontium or calcium of the invention is characterized in that it is in the form of a suspension of solid crystallized particles in a liquid phase, said particles having a mean size between 0.1 μm and 1 μm. It is prepared by spray-drying a liquid mixture comprising compounds of magnesium, of silicium and of at least one first element chosen from barium, strontium and calcium, by submitting the dried mixture to a first calcination in air and to a second calcination in a reducing atmosphere and by wet milling the calcined mixture.
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