MANUFACTURING METHOD OF A ZIRCONIA BLOCK FOR AN ARTIFICIAL TOOTH WHICH HAS COLOR GRADATIONS TO EXPRESS AESTHETICS OF A NATURAL TOOTH WITHOUT USING A COLOR SET OF A COATING MATERIAL OR LIQUID

摘要

PURPOSE: A manufacturing method of a zirconia block for an artificial tooth which has color gradations is provided to maintain an original color after a dental procedure, thereby improving patient satisfaction.;CONSTITUTION: A manufacturing method of a zirconia block for an artificial tooth which has color gradations is composed of the steps of: preparing color zirconia type powder, white zirconia type powder, and multiple materials; successively injecting the multiple materials into a compression molding mold in the order of a large or a small amount of color zirconia powder contents; forming a zirconia block by applying pressure to the compression molding mold which is injected with the multiple materials; and calcining the molded block.;COPYRIGHT KIPO 2013;[Reference numerals] (AA) Raw material 10; (BB) Raw material 9; (CC) Raw material 8; (DD) Raw material 7; (EE) Raw material 6; (FF) Raw material 5; (GG) Raw material 4; (HH) Raw material 3; (II) Raw material 2; (JJ) Raw material 1