摘要:
The invention relates to a barium-free, X-ray-opaque dental glass, to a dental glass/polymer composite comprising the glass, and to the use thereof as dental filling, where the dental glass has the following composition (in % by weight): SiO2 20-45, Al2O3 5-35, B2O3 1-10, Na2O 1-10, K2O 0-8, Cs2O 0-8, sum all alkali metal oxides 1-15, CaO 0-8, SrO 0-27, ZnO 2-20, ZrO2 2-10, P2O5 0-10, La2O3 0-10, F 2-20, the total content of B2O3, ZnO, ZrO2 and La2O3 is >20% by weight, and the refractive index nd of the dental glass is in the range from 1.47 to 1.70.
摘要翻译:本发明涉及一种不含钡的X射线不透明牙科玻璃,涉及包含玻璃的牙科玻璃/聚合物复合材料及其作为牙科填充物的用途,其中牙科玻璃具有以下组成(重量% ):SiO 2 20-45,Al 2 O 3 5-35,B 2 O 3 1-10,Na 2 O 1-10,K 2 O 8,Cs 2 O 8,总和碱金属氧化物1-15,CaO 0-8,SrO 0-27 ,ZnO 2-20,ZrO 2 2-10,P 2 O 5 0-10,La 2 O 3 0-10,F 2-20,B 2 O 3,ZnO,ZrO 2和La 2 O 3的总含量为> 20重量%,折射率nd为 牙科玻璃的范围为1.47至1.70。
摘要:
Transparent layer composite assemblies are provided that are suitable for use in solar modules and light emitting diodes, as well as methods for producing such layer composite assemblies and to the uses thereof. The layer composite assemblies have substrate materials that make it possible to increase the luminous efficiency of light emitting diodes and the efficiency of solar modules.