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Ceramic Particles With Controlled Pore and/or Microsphere Placement and/or Size and Method Of Making Same

  • US 20110160104A1
  • Filed: 12/23/2010
  • Published: 06/30/2011
  • Est. Priority Date: 12/31/2009
  • Status: Active Grant
First Claim
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1. A method for producing a microsphere and/or pore containing ceramic particle, said method comprisinga. forming a green body from a green body material that comprises at least one ceramic or ceramic precursor and at least one microsphere and/or pore former, wherein a majority of said microsphere and/or pore formers are distributed in said green body such that the majority of said microsphere and/or pore formers are not in contact with each other, and said microsphere and/or pore formers have a substantially uniform shape and size;

  • b. sintering said green body under sintering conditions to form a sintered body having a plurality of microspheres and/or pores contained therein, and wherein said microspheres and/or pores are optionally at least partially surrounded by at least one glassy compound, and a majority of said microspheres and/or pores are not in contact with each other.

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