Calcium phosphate cement, use and preparation thereof
AssigneeCalcitec, Inc.
InventorsJiin-Huey Chern Lin, Chien-Ping Ju, Wen-Cheng Chen
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Abstract
A calcium phosphate cement suitable for use in dental and bone prosthesis is disclosed, which include calcium phosphate particles having a diameter of 0.05 to 100 microns, wherein said calcium phosphate particles on their surfaces have whiskers or fine crystals having a width ranging from 1 to 100 nm and a length ranging from 1 to 1000 nm.
Claims34
A calcium phosphate cement comprising calcium phosphate particles having a diameter of 0.05 to 100 microns, wherein said calcium phosphate particles on their surfaces have whiskers or fine crystals of basic calcium phosphate having a width ranging from 1 to 100 nm and a length ranging from 1 to 1000 nm.
A process for preparing a calcium phosphate cement comprising mixing a calcium phosphate powder or small pieces of calcium phosphate with a wetting agent, and controlling growth of whiskers or fine crystals of basic calcium phosphate on surfaces of said calcium phosphate powder or small pieces of calcium phosphate by a controlling treatment.
Dependencies are inferred from the claim text.