TOOTH-SURFACE-MEMBRANE-FORMING POWDER CONTAINING SINTERED APATITE

In order to provide a film-forming powder using hydroxyapatite which is a main component of teeth, or hydroxyapatite in which a color tone adjuster is blended, the powder being used in a jet-device for forming a film on a surface of a tooth by spraying the powder on the tooth, and being suitable for...

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Bibliographische Detailangaben
Hauptverfasser:	ISHIZAKI, Tsutomu, OTA, Kazushi, ARAKAWA, Tadayoshi
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF HUMAN NECESSITIES HYGIENE INORGANIC CHEMISTRY MEDICAL OR VETERINARY SCIENCE METALLURGY NON-METALLIC ELEMENTS PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:	In order to provide a film-forming powder using hydroxyapatite which is a main component of teeth, or hydroxyapatite in which a color tone adjuster is blended, the powder being used in a jet-device for forming a film on a surface of a tooth by spraying the powder on the tooth, and being suitable for forming a film having a high hardness and extremely low solubility in acid in a short period of time, and suitable for forming a film of a powder conforming to the color tone of a tooth in a short period of time; a hydroxyapatite powder calcined in an inert gas atmosphere at 600 to 1350°C, a powder obtained by applying to the hydroxyapatite powder calcined at 600 to 1350°C plasma irradiation, or plasma irradiation and mechanical energy, and additionally a film-forming powders obtained by blending color tone adjusters into these hydroxyapatite powders are produced.