摘要:
To provide glass for a data storage medium substrate, whereby high heat resistance can be obtained.Glass for a data storage medium substrate, which comprises, as represented by mol percentage based on the following oxides, from 55 to 70% of SiO2, from 2.5 to 9% of Al2O3, from 0 to 10% of MgO, from 0 to 7% of CaO, from 0.5 to 10% of SrO, from 0 to 12.5% of BaO, from 0 to 2.5% of TiO2, from 0.5 to 3.7% of ZrO2, from 0 to 2.5% of Li2O, from 0 to 8% of Na2O, from 2 to 8% of K2O and from 0.5 to 5% of La2O3, provided that the total content of Al2O3 and ZrO2 (Al2O3+ZrO2) is at most 12%, and the total content of Li2O, Na2O and K2O (R2O) is at most 12%.
摘要翻译:为了提供用于数据存储介质基板的玻璃,由此可以获得高耐热性。 用于数据存储介质衬底的玻璃,其以由以下氧化物的摩尔百分数表示的SiO 2为55至70%,Al 2 O 3为2.5至9%,MgO为0至10%,0至7 CaO的0.5〜10%,BaO 0〜12.5%,TiO 2 0〜2.5%,ZrO 2 0.5〜3.7%,Li 2 O 2〜2.5%,Li 2 O 0〜8% Na 2 O,2〜8%的K 2 O和0.5〜5%的La 2 O 3,条件是Al 2 O 3和ZrO 2(Al 2 O 3 + ZrO 2)的总含量至多为12%,Li 2 O,Na 2 O和K 2 O(R 2 O)的总含量 )至多12%。
摘要:
To provide glass for a data storage medium substrate, whereby high heat resistance can be obtained.Glass for a data storage medium substrate, which comprises, as represented by mol percentage based on the following oxides, from 55 to 70% of SiO2, from 2.5 to 9% of Al2O3, from 0 to 10% of MgO, from 0 to 7% of CaO, from 0.5 to 10% of SrO, from 0 to 12.5% of BaO, from 0 to 2.5% of TiO2, from 0.5 to 3.7% of ZrO2, from 0 to 2.5% of Li2O, from 0 to 8% of Na2O, from 2 to 8% of K2O and from 0.5 to 5% of La2O3, provided that the total content of Al2O3and ZrO2(Al2O3+ZrO2) is at most 12%, and the total content of Li2O, Na2O and K2O (R2O) is at most 12%.
摘要翻译:为了提供用于数据存储介质基板的玻璃,由此可以获得高耐热性。 用于数据存储介质衬底的玻璃,其以由以下氧化物的摩尔百分数表示的SiO 2为55至70%,Al 2 O 3为2.5至9%,MgO为0至10%,0至7 CaO的0.5〜10%,BaO 0〜12.5%,TiO 2 0〜2.5%,ZrO 2 0.5〜3.7%,Li 2 O 2〜2.5%,Li 2 O 0〜8% Na2O,2〜8%的K2O和0.5〜5%的La2O3,条件是Al2O3和ZrO2(Al2O3 + ZrO2)的总含量最多为12%,Li2O,Na2O和K2O(R2O)的总含量为 至多12%。
摘要:
To provide glass for a data storage medium substrate, whereby high heat resistance can be obtained.Glass for a data storage medium substrate, which comprises, as represented by mol percentage based on the following oxides, from 55 to 70% of SiO2, from 2.5 to 9% of Al2O3, from 0 to 10% of MgO, from 0 to 7% of CaO, from 0.5 to 10% of SrO, from 0 to 12.5% of BaO, from 0 to 2.5% of TiO2, from 0.5 to 3.7% of ZrO2, from 0 to 2.5% of Li2O, from 0 to 8% of Na2O, from 2 to 8% of K2O and from 0.5 to 5% of La2O3, provided that the total content of Al2O3 and ZrO2 (Al2O3+ZrO2) is at most 12%, and the total content of Li2O, Na2O and K2O (R2O) is at most 12%.
摘要翻译:为了提供用于数据存储介质基板的玻璃,由此可以获得高耐热性。 用于数据存储介质衬底的玻璃,其以由以下氧化物的摩尔百分数表示的SiO 2为55至70%,Al 2 O 3为2.5至9%,MgO为0至10%,0至7 CaO的0.5〜10%,BaO 0〜12.5%,TiO 2 0〜2.5%,ZrO 2 0.5〜3.7%,Li 2 O 2〜2.5%,Li 2 O 0〜8% Na 2 O,2〜8%的K 2 O和0.5〜5%的La 2 O 3,条件是Al 2 O 3和ZrO 2(Al 2 O 3 + ZrO 2)的总含量至多为12%,Li 2 O,Na 2 O和K 2 O(R 2 O)的总含量 )至多12%。
摘要:
To provide a substrate glass for data storage medium which is excellent in weather resistance even when no additional treatment such as chemical reinforcement treatment is applied and less susceptible to a whitening phenomenon and which has a glass transition temperature of at least 680° C. and is excellent in acid resistance.A substrate glass for data storage medium, which comprises, as represented by mass %, from 47 to 60% of SiO2, from 8 to 20% of Al2O3, from 0 to 8% of MgO, from 0 to 6% of CaO, from 1 to 18% of SrO, from 0 to 13% of BaO, from 1 to 6% of TiO2, from 1 to 5% of ZrO2, from 2 to 8% of Na2O and from 1 to 15% of K2O and which has a glass transition temperature of at least 680° C.
摘要:
To provide glass for a data storage medium substrate, whereby high heat resistance can be obtained. Glass for a data storage medium substrate, which comprises, as represented by mol percentage based on the following oxides, from 55 to 70% of SiO2, from 2.5 to 9% of Al2O3, from 0 to 10% of MgO, from 0 to 7% of CaO, from 0.5 to 10% of SrO, from 0 to 12.5% of BaO, from 0 to 2.5% of TiO2, from 0.5 to 3.7% of ZrO2, from 0 to 2.5% of Li2O, from 0 to 8% of Na2O, from 2 to 8% of K2O and from 0.5 to 5% of La2O3, provided that the total content of Al2O3 and ZrO2 (Al2O3+ZrO2) is at most 12%, and the total content of Li2O, Na2O and K2O (R2O) is at most 12%.
摘要翻译:为了提供用于数据存储介质基板的玻璃,由此可以获得高耐热性。 用于数据存储介质衬底的玻璃,其以由以下氧化物的摩尔百分数表示的SiO 2为55至70%,Al 2 O 3为2.5至9%,MgO为0至10%,0至7 CaO的0.5〜10%,BaO 0〜12.5%,TiO 2 0〜2.5%,ZrO 2 0.5〜3.7%,Li 2 O 2〜2.5%,Li 2 O 0〜8% Na 2 O,2〜8%的K 2 O和0.5〜5%的La 2 O 3,条件是Al 2 O 3和ZrO 2(Al 2 O 3 + ZrO 2)的总含量至多为12%,Li 2 O,Na 2 O和K 2 O(R 2 O)的总含量 )至多12%。
摘要:
To provide a substrate glass for data storage medium which is excellent in weather resistance even when no additional treatment such as chemical reinforcement treatment is applied and less susceptible to a whitening phenomenon and which has a glass transition temperature of at least 680° C. and is excellent in acid resistance.A substrate glass for data storage medium, which comprises, as represented by mass %, from 47 to 60% of SiO2, from 8 to 20% of Al2O3, from 0 to 8% of MgO, from 0 to 6% of CaO, from 1 to 18% of SrO, from 0 to 13% of BaO, from 1 to 6% of TiO2, from 1 to 5% of ZrO2, from 2 to 8% of Na2O and from 1 to 15% of K2O and which has a glass transition temperature of at least 680° C.
摘要:
A glass composition for substrates excellent in productivity is provided by lowering the high temperature viscosity while securing characteristics and quality required for FPD substrates, particularly for PDP substrates. A glass composition for substrates, which is characterized by comprising, as represented by mass% based on oxides, from 55 to 75% of SiO2, from 5 to 15% of Al2O3, from 4 to 18% of MgO, from 3 to 12% of CaO, from 4 to 18% of SrO, from 0 to 20% of BaO, from 6 to 20% of Na2O+K2O, from 0.5 to 6% of ZrO2 and from 18 to 25% of MgO+CaO+SrO+BaO, as a glass matrix composition, and containing from 0.001 to 0.6% of SO3, and which is further characterized in that when the viscosity is represented by q, the temperature satisfying logη=2 is at most 1,545° C. and the devitrification temperature is at most the temperature satisfying logη=4, the thermal expansion coefficient is from 75×10−7 to 90×10−7/° C., the specific gravity is at most 2.8, and the glass transition point is at least 600° C.
摘要翻译:通过在确保FPD基板,特别是对于PDP基板所需的特性和质量的同时降低高温粘度来提供生产率优异的基板用玻璃组合物。 一种基材用玻璃组合物,其特征在于,以质量%为基准,以氧化物计,55〜75%的SiO 2,5〜15%的Al 2 O 3,4〜18%的MgO,3〜12% 的CaO,4〜18%的SrO,0〜20%的BaO,6〜20%的Na 2 O + K 2 O,0.5〜6%的ZrO 2和18〜25%的MgO + CaO + SrO + BaO 作为玻璃基质组合物,含有0.001〜0.6%的SO 3,其特征还在于当粘度由q表示时,满足log&eggr = 2的温度为至多1,545℃,失透温度 至多满足log&eegr = 4,热膨胀系数为75×10-7〜90×10-7 /℃,比重为2.8以下,玻璃化转变点为600以上 C。
摘要:
The present invention provides a glass substrate for flat panel display in which yellowing occurring in a case of forming silver electrodes on glass substrate surface is inhibited.A glass substrate for flat panel display, which is formed by a float method, which has a composition consisting essentially of, in terms of oxide amount in mass %: SiO250 to 72%, Al2O30.15 to 15%, MgO + CaO + SrO + BaO4 to 30%, Na2Omore than 0% and at most 10%, K2O1 to 21%, Li2O0 to 1%, Na2O + K2O + Li2O6 to 25%, ZrO20 to 10%, and Fe2O30.0725 to 0.15%; and wherein the average Fe2+ content in a surface layer of the glass substrate within a depth of 10 μm from the a top surface is at most 0.0725% in terms of Fe2O3 amount.
摘要翻译:本发明提供了一种用于平板显示器的玻璃基板,其中在玻璃基板表面上形成银电极的情况下发生泛黄。 一种用于平板显示器的玻璃基板,其通过浮法形成,其组成基本上以氧化物质量%计:SiO 2 50至72%,Al 2 O 3 0.15至15%,MgO + CaO + SrO + BaO 4〜30%,Na 2 O大于0%,最多10%,K 2 O 1〜21%,Li 2 O 0〜1%,Na 2 O + K 2 O + Li 2 O 6〜25%,ZrO 2 0〜10%,Fe 2 O 3 0.0725〜 0.15%; 并且其中,与上表面相距10μm以下的玻璃基板的表层中的平均Fe 2+含量,以Fe 2 O 3换算为0.0725%以下。
摘要:
A float glass for a display substrate, characterized in that its composition consists essentially of, as represented by mass % based on oxide, from 52 to 62% of SiO2, from 5 to 15% of Al2O3, from more than 0% to 9% of MgO, from 3 to 12% of CaO, from 9 to 18% of SrO, from 0 to 13% of BaO, from 25 to 30% of MgO+CaO+SrO+BaO, from 6 to 14% of Na2O+K2O+Li2O, from 0 to 6% of ZrO2 and from 0 to 1% of SO3, the temperature of glass melt corresponding to the viscosity of 102 dPa·s is at most 1,520° C., the temperature of glass melt corresponding to the viscosity of 104 dPa·s is at most 1,120° C., the glass transition temperature is at least 610° C., and the specific gravity is at most 2.9.
摘要翻译:一种用于显示基板的浮法玻璃,其特征在于其组成基本上由以氧化物为基准的质量%表示,52至62%的SiO 2,5至15%的Al 2 O 3,大于0%至9% 的MgO,3〜12%的CaO,9〜18%的SrO,0〜13%的BaO,25〜30%的MgO + CaO + SrO + BaO,6〜14%的Na2O + K2O + Li 2 O,0〜6%的ZrO 2和0〜1%的SO 3,对应于粘度为102dPa·s的玻璃熔体的温度为1520℃以下,玻璃熔体的温度对应于粘度 104dPa·s为1100℃以下,玻璃化转变温度为610℃以上,比重为2.9以下。
摘要:
To provide a float glass for a display substrate, of which the high temperature viscosity is low, without impairing properties for a substrate glass for a display.A float glass for a display substrate, characterized in that its composition consists essentially of, as represented by mass % based on oxide, from 52 to 62% of SiO2, from 5 to 15% of Al2O3, from more than 0% to 9% of MgO, from 3 to 12% of CaO, from 9 to 18% of SrO, from 0 to 13% of BaO, from 25 to 30% of MgO+CaO+SrO+BaO, from 6 to 14% of Na2O+K2O+Li2O, from 0 to 6% of ZrO2 and from 0 to 1% of SO3, the temperature of glass melt corresponding to the viscosity of 102 dPa·s is at most 1,520° C., the temperature of glass melt corresponding to the viscosity of 104 dPa·s is at most 1,120° C., the glass transition temperature is at least 610° C., and the specific gravity is at most 2.9.
摘要翻译:为了提供高温粘度低的显示基板的浮法玻璃,而不损害显示器用基板玻璃的特性。 一种用于显示基板的浮法玻璃,其特征在于其组成基本上由以氧化物为基准的质量%表示,52至62%的SiO 2,5至15%的Al 2 O 3,大于0%至9% 的MgO,3〜12%的CaO,9〜18%的SrO,0〜13%的BaO,25〜30%的MgO + CaO + SrO + BaO,6〜14%的Na2O + K2O + Li 2 O,0〜6%的ZrO 2和0〜1%的SO 3,对应于粘度为102dPa.s的玻璃熔体的温度为至多1520℃,玻璃熔体的温度对应于粘度 的104dPa.s为1120℃以下,玻璃化转变温度为610℃以上,比重为2.9以下。