摘要:
The invention relates to a conversion material, in particular for a white or colored light source comprising a semiconductor light source as primary light source, comprising a matrix glass that, as bulk material, for a thickness d of about 1 mm, has a pure transmission τi of greater than 80% in the wavelength region from 350 to 800 nm and in the region in which the primary light source emits light, wherein the sum of transmission and reflection of the sintered matrix glass without luminophore is at least greater than 80% in the spectral region from 350 nm to 800 nm and in the spectral region in which the primary light source emits light.
摘要:
A lithium aluminosilicate glass and a method for producing such lithium aluminosilicate glass are provided. The glass has a composition, in mol %, of: SiO2 60-70; Al2O3 10-13; B2O3 0.0-0.9; Li2O 9.6-11.6; Na2O 8.2-less than 10; K2O 0.0-0.7; MgO 0.0-0.2; CaO 0.2-2.3; ZnO 0.0-0.4; ZrO2 1.3-2.6; P2O5 0.0-0.5; Fe2O3 0.003-0.100; SnO2 0.0-0.3; and CeO2 0.004-0.200. Further, the composition complies with the following relations and conditions: (Li2O+Al2O3)/(Na2O+K2O) greater than 2; Li2O/(Li2O+Na2O+K2O) greater than 0.47 and less than 0.70; CaO+Fe2O3+ZnO+P2O5+B2O3+CeO2 greater that 0.8 and less than 3, where at least four out of the six oxides are included. The glass exhibits a modulus of elasticity of at least 82 GPa and has a glass transition point below 540° C. and/or a working point below 1150° C.
摘要翻译:提供铝硅酸锂玻璃和这种铝硅酸铝玻璃的制造方法。 玻璃具有以摩尔%计的:SiO 2 60-70的组成; Al2O3 10-13; B2O3 0.0-0.9; Li2O 9.6-11.6; Na2O 8.2-小于10; K2O 0.0-0.7; MgO 0.0-0.2; CaO 0.2-2.3; ZnO 0.0-0.4; ZrO2 1.3-2.6; P2O5 0.0-0.5; Fe2O3 0.003-0.100; SnO2 0.0-0.3; 和CeO 2 0.004-0.200。 此外,该组成符合以下关系和条件:(Li 2 O + Al 2 O 3)/(Na 2 O + K 2 O)大于2; Li2O /(Li2O + Na2O + K2O)大于0.47且小于0.70; CaO + Fe2O3 + ZnO + P2O5 + B2O3 + CeO2大于0.8且小于3,其中包括六种氧化物中的至少四种。 玻璃的弹性模量至少为82GPa,玻璃化转变点低于540℃,和/或低于1150℃的工作点。
摘要:
The invention relates to a low-radiation cover glass for radiation-sensitive sensors, with low intrinsic α-radiation, in particular for use with semiconductor technology. The glass includes a glass composition, selected from the following: aluminosilicate glass, aluminoborosilicate glass, borosilicate glass, in particular borosilicate glass that is devoid of alkali, with a TiO2 content of >0.1-10% by weight, in particular 1-8% by weight.
摘要:
The low melting solder glass contains, in wt. % on an oxide basis, >1-2, SiO2; 5-10, B2O3; 4.5-12, ZnO; 79-88, Bi2O3; and 0.6-2, Al2O3, and a weight ratio of SiO2 to Al2O3 of
摘要:
The invention relates to an alkaline-earth aluminosilicate glass with the following composition (in wt. %, based on oxide content): SiO2 >58-62; B2O3 0 5.5; Al2O3 13.5 17.5; MgO 0-7; CaO 5.5-14; SrO 0-8, BaO 6-14; ZrO2 0-2; CeO2 0.001 0.5; TiO2 0.01-2. The glass is particularly suitable for use as a bulb material for halogen light bulbs.
摘要翻译:本发明涉及一种具有以下组成(以重量%,基于氧化物含量)的碱土铝硅酸盐玻璃:SiO 2 = 58-62; B u> 3 u> 铝2 O 3 13.5 17.5; MgO 0-7; CaO 5.5-14; SrO 0-8,BaO 6-14; ZrO 2 0-2; CeO 2 <0.001> 0.5; TiO 2 0.01-2。 该玻璃特别适用于卤素灯泡的灯泡材料。
摘要:
The lead-free optical light flint glass material has a refractive index nd between 1.54 and 1.61 and an Abbe number &ngr;d of between 38 and 45. It has a composition, based on oxide content, of SiO2 from 52 to 62% by weight, Al2O3 from 3 to 8% by weight, Na2O from 7 to 14% by weight, K2O from 8 to 14% by weight, TiO2 from 13 to 18% by weight, ZrO2 from 0 to 5% by weight, with at least one refining agent, if needed, in an amount suitable for the purposes of refining; and with the proviso that a sum total of Na2O and K2O present is greater than 18% by weight.
摘要:
Magnetic disks comprising a substrate and glass materials which are used in the manufacture of hard disc substrates. The glasses can have the following compositions (in per cent by weight on an oxide basis): SiO2 10-30, Al2O3 0-5, B2O3 0-8, Li2O 0-8, Na2O 1-10, with Li2O+Na2O 5-10, K2O 0-3, MgO 5-16, CaO 0-15, with MgO+CaO>15-25, SrO+BaO 0-8, ZrO2 0-8, TiO2 7-25, La2O3 0-10, Nb2O5 5-20, V2O5 0-10, CeO2 0-1, As2O3+Sb2O3+F 0.1-1. These glasses can have high dimensional stability as a result of their high specific modulus of elasticity, to be especially suited for hard disk substrates.
摘要翻译:包括用于制造硬盘基板的基板和玻璃材料的磁盘。 玻璃可以具有以下组成(以氧化物为基准的重量百分比):SiO 2 10-30,Al 2 O 3 0-5,B 2 O 3 0-8,Li 2 O 0-8,Na 2 O 1-10与Li 2 O + Na 2 O 5 - 10,K2O 0-3,MgO 5-16,CaO 0-15,MgO + CaO> 15-25,SrO + BaO 0-8,ZrO 2 0-8,TiO 2 7-25,La 2 O 3 0-10,Nb 2 O 5 5 -20,V2O5 0-10,CeO2 0-1,As2O3 + Sb2O3 + F 0.1-1。 这些玻璃由于其高比弹性模量而具有高的尺寸稳定性,特别适用于硬盘基片。
摘要:
An alkali-free aluminoborosilicate glass preferably with a thermal expansion .alpha..sub.20/300 of about 3.7 .times.10.sup.-6 /K, an annealing temperature OKP of above 700.degree. C., a treatment temperature V.sub.A of less than 1220.degree. C., and very good chemical stability, which can be produced in a float unit and has the following composition (in % by weight based on oxide): SiO.sub.2 52-62; B.sub.2 O.sub.3 4-14; Al.sub.2 O.sub.3 12-20; MgO 0-8; CaO 4-11; BaO 0-2; ZnO 2-8; ZrO.sub.2 0-2; SnO.sub.2 0-2. The ratio of Al.sub.2 O.sub.3 /B.sub.2 O.sub.3 is preferably equal to or greater than 3. The glass is especially suitable for use in display technology.
摘要翻译:优选具有约3.7×10 -6 / K的热膨胀α20/300,高于700℃的退火温度OKP,小于1220℃的处理温度VA的无碱铝硼硅酸盐玻璃,并且非常好 化学稳定性,其可以在浮选单元中产生并具有以下组成(以氧化物重量%计):SiO 2 52-62; B2O3 4-14; Al2O3 12-20; MgO 0-8; CaO 4-11; BaO 0-2; ZnO 2-8; ZrO2 0-2; SnO2 0-2。 Al 2 O 3 / B 2 O 3的比例优选等于或大于3.玻璃特别适用于显示技术。
摘要:
A crystallizing glass solder for high-temperature applications, containing, in % by weight on an oxide basis: 45% to 60% of BaO, 25% to 40% of SiO2, 5% to 15% of B2O3, 0 to
摘要:
A crystallizing glass solder for high-temperature applications, containing, in % by weight on an oxide basis: 45% to 60% of BaO, 25% to 40% of SiO2, 5% to 15% of B2O3, 0 to