Title:
歯科用石こう系埋没材粉末
Document Type and Number:
Japanese Patent JP5873411
Kind Code:
B2
Abstract:
The invention provides a dental gypsum-bonded investment material powder which can inhibit air bubbles from being generated in a mixed material, only by being mixed with water without using any special device or tool, and is easily mixed with the water. A specific siloxane is blended at a specific amount in relation to the dental gypsum-bonded investment material powder which includes an anionic surfactant and is excellent in a mold releasing action. In other words, the dental gypsum-bonded investment material powder is structured such as to have 0.001 to 0.2 weight % anionic surfactant, and 0.00001 to 0.0005 weight % cyclic siloxane having 3 to 10 SiO(CH 3 ) 2 units.
Inventors:
Daisaburo Mori
Emiko Fukushima
Haruhiko Horiuchi
Emiko Fukushima
Haruhiko Horiuchi
Application Number:
JP2012213006A
Publication Date:
March 01, 2016
Filing Date:
September 26, 2012
Export Citation:
Assignee:
GC Corporation
International Classes:
A61C13/20; A61K6/884; A61K6/896; A61K6/90
Domestic Patent References:
| JP2793744B2 | ||||
| JP2005272173A | ||||
| JP2008509824A | ||||
| JP3301216B2 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadayuki Noma
Tadahiko Ito
Tadayuki Noma