公开(公告)号：US20190142705A1

公开(公告)日：2019-05-16

申请号：US16098525

申请日：2017-04-20

Applicant: GC Corporation

Inventor： Daizaburo MORI ,  Masatoshi YOSHINAGA ,  Kaori WATANABE

IPC: A61K6/10 ,  A61C13/34

Abstract: A method for kneading a dental gypsum powder is provided that includes putting the dental gypsum powder and water in a bottle, the dental gypsum powder containing gypsum hemihydrate and a polycarboxylate-based water reducing agent, contained at 0.05 parts by mass to 0.8 parts by mass with respect to 100 parts by mass of the gypsum hemihydrate, sealing the bottle, and shaking the bottle.

公开(公告)号：US20190029785A1

公开(公告)日：2019-01-31

申请号：US16070862

申请日：2017-01-05

Applicant: GC Corporation

Inventor： Daizaburo MORI ,  Masatoshi YOSHINAGA ,  Go MASHIO ,  Tatsuya FUJIMOTO ,  Hayato YOKOHARA ,  Tomohiro HOSHINO ,  Takahiro MIYAKE

IPC: A61C13/20 ,  C03B9/48 ,  A61C13/09 ,  A61K6/027 ,  C03C10/00

Abstract: Provided is a dental investment that is a dental phosphate-bonded investment including boron nitride at 0.1% to 5% by weight.