ШЕХНЕР Галлюс (DE),ГАУПТМАН Хольгер (DE),ДИТТМАНН Райнер К. (DE),СЧНАГЛ Ганс Р. (DE)
申请号:
RU2013142866/15
公开号:
RU2013142866A
申请日:
2012.03.16
申请国别(地区):
RU
年份:
2015
代理人:
摘要:
1. Dental ceramic article comprising ceramic components comprising ZrOi AlO, and brighten components containing ions or oxides of Mn, Er, or mixtures thereof, wherein AlOprisutstvuet in an amount of from about 0.0001 to about 0.14 wt.% Relative to the weight ceramic komponentov.2. Dental ceramic article according to claim 1 having a composition, characterized by at least one of the following features: - ZrO + HfO: from about 80 wt% to about 98 wt%, - AlO:.. From about 0,001 to about 0, . 15 wt%, - ErO: from about 0.010 to about 1.5 wt%, - PrO:. from about 0 to about 0.1 wt%, - MnO:. from about 0.001 to about 0.01 wt%. - FeO: 0 to about 0.1 wt%, where wt% based on the weight of the ceramic izdeliya.3... Dental ceramic article according to claim 1, comprising a stabilizer selected from oxides of Y, Mg, Ca, Ce, La and smesey.4. Dental ceramic article according to claim 1 having the shape of the bridge, dental crown, dental bridge, the facing part of a combination of artificial tooth crowns, fillings, laths, plant pigs, or implant head implantata.5. Dental ceramic article according to claim 1, which is contained in a frame or comprises retaining prisposoblenie.6. Dental ceramic article according to claim 1, subjected to preliminary sintering and is characterized by at least one of the following: - initial fracture resistance: from about 5 to about 55 MPa, - density: about 2.4 to about 3.7 g / cm - porosity: from about 40 to approx1. 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,