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    • 5. 发明申请
    • REINFORCED PLATE GLASS AND METHOD FOR MANUFACTURING THE SAME
    • 增强板玻璃及其制造方法
    • US20110200805A1
    • 2011-08-18
    • US13010088
    • 2011-01-20
    • Masahiro TOMAMOTOTatsuya TakayaHiroshi Takimoto
    • Masahiro TOMAMOTOTatsuya TakayaHiroshi Takimoto
    • B32B17/00C03B23/203B32B7/02C03B23/037
    • C03B23/037C03B23/203Y02P40/57Y10T428/2495
    • Provided is a method, including: performing heat treatment, under a state in which a thick core plate glass (2a) having a higher thermal expansion coefficient and a thin surface-layer plate glass (3a) having a lower thermal expansion coefficient are laminated together, so that the laminated portion has a temperature equal to or higher than the lower softening point out of the softening points of the core plate glass (2a) and the surface-layer plate glass (3a), thereby melt-bonding the core plate glass (2a) and the surface-layer plate glass (3a); and then performing cooling so as to attain a temperature less than the lower strain point out of strain points of the core plate glass (2a) and the surface-layer plate glass (3a), to thereby form a compression stress in a surface layer portion (3) corresponding to the surface-layer plate glass (3a) and form a tensile stress in a core portion (2) corresponding to the core plate glass (2a).
    • 提供了一种方法,包括:在具有较高热膨胀系数的厚芯板玻璃(2a)和具有较低热膨胀系数的薄表面层平板玻璃(3a)层压在一起的状态下进行热处理 使得层压部分具有等于或高于芯板玻璃(2a)和表面层玻璃(3a)的软化点之外的较低软化点的温度,从而熔融粘合芯板玻璃 (2a)和表面层玻璃(3a); 然后进行冷却以获得低于芯板玻璃(2a)和表面层玻璃(3a)的应变点以下的较低应变点的温度,从而在表层部分中形成压缩应力 (3),对应于所述芯板玻璃(2a)的芯部(2)中形成拉伸应力。
    • 9. 发明授权
    • Method for producing glass for display substrate
    • 显示基板用玻璃的制造方法
    • US08087263B2
    • 2012-01-03
    • US12805294
    • 2010-07-22
    • Tatsuya TakayaMasahiro Tomamoto
    • Tatsuya TakayaMasahiro Tomamoto
    • C03B5/16C03B5/02C03C3/091C03C3/093
    • C03C3/093C03C3/097
    • A method of producing a glass having a SiO2—Al2O3—B2O3—RO based composition, where RO is at least one of MgO, CaO, BaO, SrO and ZnO, a melting temperature corresponding to 102.5 poise of 1570° C. or higher and an alkali content of 0.01 to 0.2% and a ZrO2 content of 0.01 to 0.3%, as expressed in % by mass. And, a method of producing a glass having a SiO2—Al2O3—B2O3- RO based composition, where RO is at least one of MgO, CaO, BaO, SrO and ZnO, a density of 2.5 g/cm3 or less, an average thermal expansion coefficient of 25 to 36×10−7/° C. in a temperature range of 30 to 380° C., a strain point of 640° C. or higher and an alkali content of 0.01 to 0.2% and a ZrO2 content of not less than 0.01% and less than 0.4%, as expressed in % by mass.
    • 一种制备具有SiO 2 -Al 2 O 3 -B 2 O 3 -RO基组合物的玻璃的方法,其中RO是MgO,CaO,BaO,SrO和ZnO中的至少一种,熔化温度对应于1550℃或更高的102.5泊, 碱含量为0.01〜0.2%,ZrO 2含量为0.01〜0.3%,以质量%表示。 另外,制造具有SiO 2 -Al 2 O 3 -B 2 O 3 -RO基组合物的玻璃的方法,其中RO是MgO,CaO,BaO,SrO和ZnO中的至少一种,密度为2.5g / cm 3以下,平均热 膨胀系数为25〜36×10-7 /℃,温度范围为30〜380℃,应变点为640℃以上,碱含量为0.01〜0.2%,ZrO 2含量为 不小于0.01%且小于0.4%,以质量%表示。
    • 10. 发明申请
    • REINFORCED PLATE GLASS AND METHOD FOR MANUFACTURING THE SAME
    • 增强板玻璃及其制造方法
    • US20110200804A1
    • 2011-08-18
    • US13010017
    • 2011-01-20
    • Masahiro TOMAMOTOTatsuya TakayaHiroshi Takimoto
    • Masahiro TOMAMOTOTatsuya TakayaHiroshi Takimoto
    • B32B17/00C03B23/203
    • C03B23/203B32B17/06Y02P40/57Y10T428/2495
    • Provided is a method, including: performing heat treatment under a state in which a thick core plate glass (2a) having a higher thermal expansion coefficient and a thin surface-layer plate glass (3a) having a lower thermal expansion coefficient are brought into surface-to-surface contact so that a bonding surface (2x) and (3x) of the core plate glass (2a) and the surface-layer plate glass (3a) attain a close contact state, thereby directly bonding the core plate glass and the surface-layer plate glass (2a) and (3a); then, additionally performing heat treatment so that the surface-to-surface contact portion has a temperature equal to or higher than a lower strain point out of strain points of the core plate glass and the surface-layer plate glass; and then, performing cooling so as to attain a temperature lower than the lower strain point, to thereby form a compression stress in a surface layer portion (3) corresponding to the surface-layer plate glass (3a) and form a tensile stress in a core portion (2) corresponding to the core plate glass (2a).
    • 提供一种方法,包括:在具有较高热膨胀系数的厚芯板玻璃(2a)和具有较低热膨胀系数的薄表面层平板玻璃(3a)进入表面的状态下进行热处理 表面接触,使得芯板玻璃(2a)和表面层玻璃(3a)的接合面(2x)和(3x)达到紧密接触状态,由此将芯板玻璃和 表面层玻璃(2a)和(3a); 然后,进一步进行热处理,使得表面接触部分具有等于或高于芯板玻璃和表面层玻璃板的应变点以下的较低应变点的温度; 然后进行冷却以获得比下部应变点低的温度,从而在对应于表面层玻璃(3a)的表面层部分(3)中形成压缩应力,并在 芯部分(2)对应于芯板玻璃(2a)。