Ceramic powders with controlled size distribution
AssigneeCorning Incorporated
InventorsMonika Backhaus-Ricoult, Robert John Locker, Huthavahana Kuchibhotla Sarma, Patrick David Tepesch
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AssigneeCorning Incorporated
InventorsMonika Backhaus-Ricoult, Robert John Locker, Huthavahana Kuchibhotla Sarma, Patrick David Tepesch
Estimating the term…
Disclosed herein are methods for preparing a titanate compound powder comprising titanate compound particles having a controlled particle size and/or particle size distribution. The methods include mixing at least one first inorganic compound chosen from sources of a first metal or metal oxide, at least one second inorganic compound chosen from sources of titania, and at least one binder to form a mixture; calcining the mixture to form a polycrystalline material comprising a plurality of titanate compound grains and a plurality of micro-cracks; and breaking the polycrystalline material along at least a portion of the microcracks. Also disclosed are titanate compound powders having a controlled particle size distribution, ceramic batch compositions comprising the powders, and ceramic articles prepared from the batch compositions.
A method for preparing a titanate compound powder, the method comprising:
A method for preparing a ceramic article, the method comprising:
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Dependencies are inferred from the claim text.