FR3103190B1 - Article dentaire, poudre pour article dentaire et procede de fabrication d’un tel article - Google Patents
Article dentaire, poudre pour article dentaire et procede de fabrication d’un tel article Download PDFInfo
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- FR3103190B1 FR3103190B1 FR1912715A FR1912715A FR3103190B1 FR 3103190 B1 FR3103190 B1 FR 3103190B1 FR 1912715 A FR1912715 A FR 1912715A FR 1912715 A FR1912715 A FR 1912715A FR 3103190 B1 FR3103190 B1 FR 3103190B1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/486—Fine ceramics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
- A61K6/824—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising transition metal oxides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/08—Artificial teeth; Making same
- A61C13/083—Porcelain or ceramic teeth
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
- A61K6/818—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising zirconium oxide
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
- A61K6/822—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising rare earth metal oxides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/849—Preparations for artificial teeth, for filling teeth or for capping teeth comprising inorganic cements
- A61K6/878—Zirconium oxide
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
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- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
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- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
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- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
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- C04B2235/9653—Translucent or transparent ceramics other than alumina
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Plastic & Reconstructive Surgery (AREA)
- Inorganic Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
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- Bioinformatics & Cheminformatics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dentistry (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dental Preparations (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Poudre destinée à la fabrication d’un article dentaire fritté, la poudre présentant - une analyse chimique telle que, en pourcentages en masse sur la base des oxydes : - Al2O3 : ≤ 0,2%, - oxydes autres que ZrO2, HfO2, Yb2O3, Y2O3 et Al2O3 : < 0,5%, - ZrO2 + HfO2 + Yb2O3 + Y2O3 : complément à 100%, avec HfO2 < 2%,les teneurs en Yb2O3 et Y2O3, en pourcentages molaires sur la base de la somme de ZrO2, HfO2, Yb2O3 et Y2O3, étant telles que Yb2O3 ≥ 1%, 0,5% ≤ Y2O3 < 2%, et Yb2O3 + Y2O3 ≤ 5,5%,- une surface spécifique supérieure ou égale à 5 m2/g et inférieure ou égale à 16 m2/g, et- une taille médiane supérieure ou égale à 0,1 µm et inférieure ou égale à 0,7 µm. Pas de figure d’abrégé
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1912715A FR3103190B1 (fr) | 2019-11-14 | 2019-11-14 | Article dentaire, poudre pour article dentaire et procede de fabrication d’un tel article |
US17/775,909 US20220378669A1 (en) | 2019-11-14 | 2020-11-13 | Dental item, powder for dental item and method for manufacturing such an item |
PCT/EP2020/082127 WO2021094579A1 (fr) | 2019-11-14 | 2020-11-13 | Article dentaire, poudre pour article dentaire et procede de fabrication d'un tel article |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1912715A FR3103190B1 (fr) | 2019-11-14 | 2019-11-14 | Article dentaire, poudre pour article dentaire et procede de fabrication d’un tel article |
FR1912715 | 2019-11-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3103190A1 FR3103190A1 (fr) | 2021-05-21 |
FR3103190B1 true FR3103190B1 (fr) | 2021-12-03 |
Family
ID=69811034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1912715A Active FR3103190B1 (fr) | 2019-11-14 | 2019-11-14 | Article dentaire, poudre pour article dentaire et procede de fabrication d’un tel article |
Country Status (3)
Country | Link |
---|---|
US (1) | US20220378669A1 (fr) |
FR (1) | FR3103190B1 (fr) |
WO (1) | WO2021094579A1 (fr) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3368090B2 (ja) * | 1994-04-22 | 2003-01-20 | 品川白煉瓦株式会社 | ジルコニア質焼結体及びその製造方法、並びに、粉砕用部品材料及び歯科矯正用ブラケット材料 |
CN100436373C (zh) * | 2006-03-03 | 2008-11-26 | 中国科学院上海硅酸盐研究所 | 氧化镱和氧化钇共稳定的氧化锆陶瓷材料及制备方法 |
CN104086174A (zh) | 2008-04-09 | 2014-10-08 | 东曹株式会社 | 透光性氧化锆烧结体、其生产方法及其用途 |
EP2766304B1 (fr) * | 2011-10-10 | 2018-12-05 | 3M Innovative Properties Company | Aérogels, articles calcinés et articles cristallins, et leurs procédés de fabrication |
CN105829264B (zh) | 2013-12-24 | 2021-04-23 | 东曹株式会社 | 透光性氧化锆烧结体和氧化锆粉末、及其用途 |
JP6672806B2 (ja) * | 2015-01-15 | 2020-03-25 | 東ソー株式会社 | 透光性ジルコニア焼結体及びその製造方法並びにその用途 |
CN107226695B (zh) * | 2017-05-15 | 2019-11-08 | 杭州而然科技有限公司 | 一种易铣磨氧化锆陶瓷及其制备方法 |
-
2019
- 2019-11-14 FR FR1912715A patent/FR3103190B1/fr active Active
-
2020
- 2020-11-13 WO PCT/EP2020/082127 patent/WO2021094579A1/fr active Application Filing
- 2020-11-13 US US17/775,909 patent/US20220378669A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2021094579A1 (fr) | 2021-05-20 |
FR3103190A1 (fr) | 2021-05-21 |
US20220378669A1 (en) | 2022-12-01 |
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