RU2013142866A - Стоматологическое керамическое изделие, процесс его производства и применения - Google Patents

Стоматологическое керамическое изделие, процесс его производства и применения Download PDF

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RU2013142866A
RU2013142866A RU2013142866/15A RU2013142866A RU2013142866A RU 2013142866 A RU2013142866 A RU 2013142866A RU 2013142866/15 A RU2013142866/15 A RU 2013142866/15A RU 2013142866 A RU2013142866 A RU 2013142866A RU 2013142866 A RU2013142866 A RU 2013142866A
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Prior art keywords
ceramic product
dental
ceramic
components
colorizing
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RU2013142866/15A
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English (en)
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Галлюс ШЕХНЕР
Хольгер ГАУПТМАН
Райнер К. ДИТТМАНН
Ганс Р. СЧНАГЛ
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3М Инновейтив Пропертиз Компани
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    • 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
    • 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
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0022—Blanks or green, unfinished dental restoration parts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • A61C5/77—Methods or devices for making crowns
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
    • A61C8/005—Connecting devices for joining an upper structure with an implant member, e.g. spacers
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    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
    • A61K6/804—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising manganese oxide
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    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
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    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
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Abstract

1. Стоматологическое керамическое изделие, содержащее керамические компоненты, содержащие ZrOи AlO, и расцвечивающие компоненты, содержащие ионы или оксиды Mn, Er или их смеси, причем AlOприсутствует в количестве от приблизительно 0,0001 до приблизительно 0,14 мас.% по отношению к массе керамических компонентов.2. Стоматологическое керамическое изделие по п.1, имеющее состав, характеризующийся, по меньшей мере, одной из следующих особенностей:- ZrO+HfO: от приблизительно 80 мас.% до приблизительно 98 мас.%,- AlO: от приблизительно 0,001 до приблизительно 0,15 мас.%,- ErO: от приблизительно 0,010 до приблизительно 1,5 мас.%,- PrO: от приблизительно 0 до приблизительно 0,1 мас.%,- MnO: от приблизительно 0,001 до приблизительно 0,01 мас.%,- FeO: 0 до приблизительно 0,1 мас.%,где мас.% по отношению к массе керамического изделия.3. Стоматологическое керамическое изделие по п.1, содержащее стабилизатор, выбираемый из оксидов Y, Mg, Са, Се, La и их смесей.4. Стоматологическое керамическое изделие по п.1, имеющее формы мостовидного зубного протеза, стоматологической коронки, стоматологического моста, облицовочной части комбинированной искусственной коронки зуба, пломбы, накладки, заводской болванки, имплантата или головки имплантата.5. Стоматологическое керамическое изделие по п.1, которое содержится в рамке или содержит удерживающее приспособление.6. Стоматологическое керамическое изделие по п.1, подвергнутое предварительному спеканию и характеризующееся по меньшей мере одним из следующих признаков:- исходное сопротивление разрушению: от приблизительно 5 до приблизительно 55 МПа,- плотность: от приблизительно 2,4 до приблизительно 3,7 г/см,- пористость: от приблизительно 40 до приб

Claims (15)

1. Стоматологическое керамическое изделие, содержащее керамические компоненты, содержащие ZrO2 и Al2O3, и расцвечивающие компоненты, содержащие ионы или оксиды Mn, Er или их смеси, причем Al2O3 присутствует в количестве от приблизительно 0,0001 до приблизительно 0,14 мас.% по отношению к массе керамических компонентов.
2. Стоматологическое керамическое изделие по п.1, имеющее состав, характеризующийся, по меньшей мере, одной из следующих особенностей:
- ZrO2+HfO2: от приблизительно 80 мас.% до приблизительно 98 мас.%,
- Al2O3: от приблизительно 0,001 до приблизительно 0,15 мас.%,
- Er2O3: от приблизительно 0,010 до приблизительно 1,5 мас.%,
- Pr6O11: от приблизительно 0 до приблизительно 0,1 мас.%,
- MnO2: от приблизительно 0,001 до приблизительно 0,01 мас.%,
- Fe2O3: 0 до приблизительно 0,1 мас.%,
где мас.% по отношению к массе керамического изделия.
3. Стоматологическое керамическое изделие по п.1, содержащее стабилизатор, выбираемый из оксидов Y, Mg, Са, Се, La и их смесей.
4. Стоматологическое керамическое изделие по п.1, имеющее формы мостовидного зубного протеза, стоматологической коронки, стоматологического моста, облицовочной части комбинированной искусственной коронки зуба, пломбы, накладки, заводской болванки, имплантата или головки имплантата.
5. Стоматологическое керамическое изделие по п.1, которое содержится в рамке или содержит удерживающее приспособление.
6. Стоматологическое керамическое изделие по п.1, подвергнутое предварительному спеканию и характеризующееся по меньшей мере одним из следующих признаков:
- исходное сопротивление разрушению: от приблизительно 5 до приблизительно 55 МПа,
- плотность: от приблизительно 2,4 до приблизительно 3,7 г/см3,
- пористость: от приблизительно 40 до приблизительно 60 об.%.
7. Стоматологическое керамическое изделие по п.1, подвергнутое спеканию и характеризующееся, по меньшей мере, одним из следующих признаков:
- сопротивление разрушению: не менее чем приблизительно 400 МПа,
- плотность: от приблизительно 5,9 до приблизительно 6,1 г/см3,
- флуоресценция в области видимого света.
8. Набор частей, содержащий, по меньшей мере, одно стоматологические керамическое изделие и, по меньшей мере, один расцвечивающий раствор, причем
керамическое изделие содержит керамические компоненты, содержащие ZrO2 и Al2O3, причем Al2O3 присутствует в количестве от приблизительно 0,001 до приблизительно 0,15 мас.% по отношению к массе керамических компонентов, а расцвечивающий раствор содержит расцвечивающие компоненты, содержащие ионы, выбранные из числа Mn, Er и их смесей.
9. Набор частей по п.8, причем расцвечивающие компоненты присутствуют в расцвечивающем растворе в количестве от приблизительно 0,1 до приблизительно 20 мас.% по отношению к массе расцвечивающего раствора.
10. Набор частей по п.8, содержащий маркерный раствор, содержащий расцвечивающие добавки.
11. Процесс производства стоматологического керамического изделия,
содержащий стадию обработки керамического изделия расцвечивающим раствором,
причем керамическое изделие содержит ZrO2 и Al2O3, причем Al2O3 присутствует в количестве от приблизительно 0,001 до приблизительно 0,15 мас.% по отношению к массе керамического изделия,
причем расцвечивающий раствор содержит по меньшей мере один расцвечивающий компонент, содержащий ионы, выбранные из числа Mn, Er и их смесей.
12. Процесс по п.11, содержащий стадии спекания керамического изделия после обработки расцвечивающим раствором при температуре в пределах диапазона от приблизительно 1300°C до приблизительно 1550°C, необязательно с временем выдержки от приблизительно 0 до приблизительно 10 ч.
13. Процесс производства стоматологического керамического изделия, содержащий следующие стадии:
смешивание, по меньшей мере, одного расцвечивающего компонента с керамическими компонентами с получением смеси,
причем, по меньшей мере, один расцвечивающий компонент содержит ионы или оксиды, выбранные из числа Er, Mn и их смесей,
причем керамические компоненты содержат ZrO2 и Al2O3, причем Al2O3 присутствует в количестве от приблизительно 0,001 до приблизительно 0,15 мас.% по отношению к массе керамических компонентов,
формование смеси с получением керамического изделия и, необязательно, спекание керамического изделия.
14. Процесс расцвечивания стоматологического керамического изделия, содержащий стадию обработки керамического изделия расцвечивающим раствором, причем стоматологическое керамическое изделие таково, как описано в п. 1, и расцвечивающий раствор содержит расцвечивающие компоненты, содержащие ионы, выбранные из числа Mn, Er и их смесей.
15. Процесс снижения уровня вторичного излучения стоматологического керамического изделия, содержащего ZrO2 и Al2O3, Al2O3 в количестве от приблизительно 0,001 до приблизительно 0,15 мас.%, причем керамические компоненты таковы, как описано в п. 1, причем процесс содержит нанесение расцвечивающего раствора, причем расцвечивающий раствор содержит расцвечивающие компоненты, содержащие ионы, выбранные из числа Mn, Er и их смесей.
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