MILL BLANK FOR DENTAL CUTTING AND METHOD FOR PRODUCING SAME

Abstract: a mill blank for dental cutting including a section to be cut that has a shape of a columnar body whose bottom surface and upper surface are in a substantially identical shape and that is formed of a hybrid resin, the section to be cut having a gradation structure in which color appearance changes in stages in a height direction, where the height direction is a direction from the bottom surface of the columnar body being a base end toward the upper surface which is a tip. in the gradation structure, a region having one color appearance forms each of “color units” into which the columnar body is divided in the height direction along a plane horizontal to the bottom surface and that each have a predetermined thickness, and five to nine “color units” different in the color appearance are continuously arranged in the height direction.

Inventor(s): Yuko NAGASAWA, Shuntaro IIDA

CPC Classification: A61C13/0022 (DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE (non-driven toothbrushes ; {tongue scrapers ;} preparations for dentistry ; preparations for cleaning the teeth or mouth , ))

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