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    • 1. 发明授权
    • Back panel for a plasma display device
    • 等离子显示装置后面板
    • US06168490A
    • 2001-01-02
    • US09088501
    • 1998-06-01
    • Leszek HozerKalipada PalitAttiganal Narayanaswamy SreeramRobert L. QuinnAshok Narayan Prabhu
    • Leszek HozerKalipada PalitAttiganal Narayanaswamy SreeramRobert L. QuinnAshok Narayan Prabhu
    • H01J924
    • H01J9/02C03C3/064C03C10/0009C03C14/004H01J9/20H01J2211/36
    • A plasma display having a transparent front panel spaced from a back panel which is a metal core having layers of a dielectric material extending over and bonded to the core. Conductive electrodes are on the surface of or imbedded in the dielectric layer of the back panel. The materials of which the back panel is made are chosen to form a back panel having a thermal coefficient of expansion compatible with that of the front panel. Barrier ribs are formed on the back panel by embossing the green tape before cofiring the bonded assembly. The green tape is embossed using pulsed pressure and an embossing tool that is formed by assembling embossing members and spacing members in compression. The embossing tool further includes elastic spacers mounted outside of the embossing tool and in a position such that the elastic spacers are held in compression during the embossing operation to aid in releasing the embossed green tape from the embossing tool after the embossing operation.
    • 一种等离子体显示器,其具有与后面板间隔开的透明前面板,背面板是具有延伸并结合到芯体的电介质材料层的金属芯体。 导电电极位于背板的介质层的表面或嵌入其中。 选择制造后面板的材料以形成具有与前面板的热膨胀系数相容的热膨胀系数的后面板。 通过在烧结粘合组件之前对生胶带进行压花,在背面板上形成阻挡肋。 生胶带使用脉冲压力压花,并且压花工具通过在压缩中组装压花部件和间隔部件而形成。 压花工具还包括安装在压花工具外部的弹性间隔件,并且在压花操作期间使弹性间隔件保持压缩的位置,以帮助在压花操作之后从浮雕工具释放浮雕的生带。
    • 3. 发明授权
    • Method for making an embossed plasma display back panel
    • 制造压花等离子体显示背板的方法
    • US06361390B1
    • 2002-03-26
    • US09659234
    • 2000-09-11
    • Attiganal Narayanaswamy SreeramAshok Narayan PrabhuLes HozerKalipada Palit
    • Attiganal Narayanaswamy SreeramAshok Narayan PrabhuLes HozerKalipada Palit
    • H01J924
    • C03C17/04C03C8/22H01J9/241H01J9/242H01J11/12H01J11/34H01J11/36H01J2211/366
    • A plasma display device of the type having a composite back plate including a metal substrate and a ceramic barrier rib structure, is formed using a green ceramic tape which is a combination of two glasses, a primary glass which flows back during firing and a secondary glass that has a relatively high thermal coefficient of expansion. These glasses are combined in proportion to match the thermal coefficient of expansion of the metal substrate. Channels are formed on the inner surface of the back panel by laminating a green ceramic tape to the metal substrate and then soaking the laminated tape in a solvent before embossing the green tape to form the ribs. This soaking step enhances the flow of the green ceramic tape during the embossing process. The ceramic components of the green tape are formulated with a particle size 15 &mgr;m or more to enhance particle flow when the green tape is embossed. Electrodes are printed onto one or more of the green ceramic tape layers, by screen printing using a metal emulsion screen, prior to embossing such that the electrode layer covers all or substantially all of the green tape layer and the electrodes are separated by the embossing process. Alternatively, the electrodes are printed onto one or more of the green ceramic tape layers using a conductive ink which may be applied using an ink-jet printing technique. In another alternative, the electrodes are formed from sheets of conductive material and applied to the back panel either before or after the panel is embossed.
    • 具有包括金属基板和陶瓷隔壁结构的复合背板的类型的等离子体显示装置使用作为两个玻璃的组合的生坯陶瓷带,在烧制期间回流的主玻璃和二次玻璃 具有较高的热膨胀系数。 这些玻璃按比例组合以匹配金属基底的热膨胀系数。 通过将生坯陶瓷带层压到金属基底上,然后在压花生带之前将层压带浸渍在溶剂中以形成肋条,在后面板的内表面上形成通道。 这种浸泡步骤增强了在压花加工过程中生坯陶瓷带的流动。 将生胶带的陶瓷成分配制成粒径为15μm或更大的颗粒,以便在生胶带被压花时增强颗粒流动。 在压花之前,通过使用金属乳液筛网的丝网印刷将电极印刷到一个或多个生坯陶瓷带层上,使得电极层覆盖所有或基本上全部的生胶带层,并且电极通过压花过程分离 。 或者,使用可以使用喷墨打印技术施加的导电油墨将电极印刷到一个或多个生坯陶瓷带层上。 在另一替代方案中,电极由导电材料片形成并且在面板被压花之前或之后施加到后面板。
    • 4. 发明授权
    • Embossed plasma display back panel
    • 压花等离子显示背板
    • US6140759A
    • 2000-10-31
    • US127425
    • 1998-07-31
    • Attiganal Narayanaswamy SreeramAshok Narayan PrabhuLes HozerKalipada Palit
    • Attiganal Narayanaswamy SreeramAshok Narayan PrabhuLes HozerKalipada Palit
    • C03C3/062C03C3/078C03C3/085C03C8/22C03C17/04H01J9/02H01J9/24H01J11/12H01J11/34H01J11/36H01J5/48
    • C03C17/04C03C8/22H01J11/12H01J11/34H01J11/36H01J9/241H01J9/242H01J2211/366
    • A plasma display device having a composite back panel including a metal substrate having a predetermined thermal coefficient of expansion (TCE) and a ceramic barrier rib structure which are co-fired at a pre-determined temperature, the ceramic barrier rib structure is composed from a first glass material having a TCE which is less than the TCE of the metal substrate, the first glass formulated to flow-back at the co-firing temperature; and a second glass material having a TCE which is greater than the TCE of the metal substrate, wherein the first and the second glass materials are mixed in a proportion to produce a composite ceramic material having a TCE which is substantially equal to the TCE of the metal substrate. The plasma display device having the ceramic barrier rib structure composed of the first and second glasses provides control of the TCE to minimize stresses in the final produce and assure panel flatness. A green ceramic tape defined by percentage weight formulation as: 40-70% glass 1, 1-15% glass 2, 10-30% solvent, 10-40% resin, wherein glass 1 is defined by percentage weight formulation as: 15-50% ZnO, 10-45% MgO, 5-30%, BaO, 10-45% SiO.sub.2, and glass 2 is defined by percentage weight formulation as: 10-80% SiO.sub.2, 5-60% B.sub.2 O.sub.3, 5-30% BaO, 0-60% Al.sub.2 O.sub.3. The green tape ceramic including the aforementioned glass 1 and glass 2 promotes solidification and densification.
    • 一种等离子体显示装置,其具有包括具有预定的热膨胀系数(TCE)的金属基板和在预定温度下共烧的陶瓷隔壁结构的复合后面板,所述陶瓷隔壁结构由 第一玻璃材料具有小于金属基材的TCE的TCE,第一玻璃配制成在共烧温度下回流; 和具有大于金属基材的TCE的TCE的第二玻璃材料,其中第一和第二玻璃材料按比例混合以制备具有基本上等于TCE的TCE的TCE的复合陶瓷材料 金属基板。 具有由第一和第二玻璃构成的陶瓷隔壁结构的等离子体显示装置提供了TCE的控制,以最小化最终产品中的应力并确保面板的平坦度。 由百分比重量配方定义的绿色陶瓷带:40-70%玻璃1,1-5%玻璃2,10-30%溶剂,10-40%树脂,其中玻璃1由以重量百分比配方定义为: 50%ZnO,10-45%MgO,5-30%,BaO,10-45%SiO 2和玻璃2由百分比重量配方定义为:10-80%SiO 2,5-60%B 2 O 3,5-30% BaO,0-60%Al2O3。 包括上述玻璃1和玻璃2的生胶带陶瓷促进固化和致密化。