Gc Corporation

Shigenori Akiyama

Go Mashio

Katsushi Yamamoto

Ryosuke Yoshimitsu

Hayato Yokohara

Syouichi Fukushima

Satomi Tateiwa

Toshihiko Azuma

Koji Yamamoto

Yusuke Hokii

Mizuho Onodera

Kento Nagaoka

In a method of coloring a dental block by which a coloring liquid penetrates into the dental block including a top surface, a bottom surface, and a side surface, the method includes covering at least a portion of the side surface with a covering material over an entire circumference of the portion, exposing the top surface and the bottom surface, and causing the coloring liquid to penetrate from the top surface or the bottom surface.

Method of coloring dental block and dental block

A dental glass includes: phosphorus; sodium and/or potassium; and calcium, wherein the dental glass contains, in terms of oxide, phosphorus (PO) by greater than or equal to 40% by mass and less than or equal to 70% by mass, sodium and/or potassium (NaO, KO) by greater than or equal to 20% by mass and less than or equal to 40% by mass, and calcium (CaO) by greater than or equal to 1% by mass and less than or equal to 20% by mass, and wherein the dental glass does not substantially contain silicon and aluminum.

Dental glass and dental composition

In one aspect of the present invention, a dental cement contains a glass powder, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.

Dental cement

In one aspect of the present invention, a dental glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.

Dental glass powder

JIG for dental prosthesis

Jig for dental prosthesis

Growing community of inventors

Tokyo, Japan

Shigenori Akiyama