The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 28, 2008
Filed:
Jun. 11, 2007
Fuminobu Kubo, Katano, JP;
Shinko Sato, Katano, JP;
Takayuki Ueno, Katano, JP;
Haruhiko Horiuchi, Itabashi-ku, JP;
Fuminobu Kubo, Katano, JP;
Shinko Sato, Katano, JP;
Takayuki Ueno, Katano, JP;
Haruhiko Horiuchi, Itabashi-ku, JP;
GC Corporation, Tokyo, JP;
Abstract
In order to produce a dental cast product having the flat surface, by blending a dispersant with a phosphate-based investing material to improve the dispersability of an aggregate powder and a binder powder so as to prevent a agglomeration of the aggregate powder and the binder powder thereby forming a wall surface of an cavity in a mold to be flat, and also to make more various kinds of powders available for the aggregate powder without restriction to quartz, cristobalite and tridymite, the phosphate-based dental investing material comprising a mixed powder including an aggregate powder and a phosphate-based binder powder, and a liquid, with an alkaline metal salt of phosphoric acid being added to at least one of the mixed powder and the liquid.