公开(公告)号：US11414340B2

公开(公告)日：2022-08-16

申请号：US16148033

申请日：2018-10-01

Applicant: SHOFU INC.

Inventor： Kazuki Yamamoto ,  Daisuke Takeuchi

IPC: C03C10/04 ,  C03C10/02 ,  C03C10/00 ,  C03C3/095 ,  C03C4/00 ,  C03C3/097 ,  A61K6/833

Abstract: To provide An Al2O3-free dental lithium silicate glass composition comprising the following components:
SiO2: 60.0 to 80.0% by weight
Li2O: 10.0 to 17.0% by weight
K2O: 0.5 to 10.0% by weight
a nucleating agent: 1.0 to 6.0% by weight
a colorant: 0.0 to 10.0% by weight, and,
a metal oxide Me(tetravalent)O2: 5.0 to 10.0% by weight.