Patent application number | Description | Published |
20100047441 | METHOD OF MANUFACTURING PLASMA DISPLAY PANEL - A method of manufacturing a plasma display panel that includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed and including an address electrode formed in a direction intersecting the display electrode, and a barrier rib for partitioning the discharge space. Forming the protective layer on the front panel includes: vapor-depositing a base film on the dielectric layer; forming an aggregated particle paste film containing an aggregated particle of a plurality of crystal particles of metal oxide on the base film; and firing the base film and the aggregated particle paste film, thereby attaching a plurality of the aggregated particles on the base film. | 02-25-2010 |
20100060163 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib partitioning the discharge space. The protective layer is formed by forming a base film made of MgO on the dielectric layer and attaching a plurality of aggregated particles of a plurality of metal oxide crystal particles to the base film so that the aggregated particles are distributed over the entire surface, the base film includes Si as a material impurity, and a Si concentration in the base film is more than 0 ppm and not more than 10 ppm. | 03-11-2010 |
20100084973 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib for partitioning the discharge space. The protective layer is formed by forming a base film on the dielectric layer and attaching a plurality of aggregated particles of a plurality of crystal particles of metal oxide to the base film so that a plurality of aggregated particles are distributed over the entire surface, and the crystal particle has a crystal face having a shape of polyhedron with seven faces or more. | 04-08-2010 |
20100102722 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib for partitioning the discharge space. The protective layer is formed by forming a base film on the dielectric layer and attaching a plurality of aggregated particles of a plurality of crystal particles of metal oxide to the base film so that a plurality of aggregated particles are distributed over the entire surface, and the base film is made of MgO containing Al. | 04-29-2010 |
20100112891 | METHOD OF MANUFACTURING PLASMA DISPLAY PANEL - In the method of producing a PDP, the protective layer is produced in the following steps. First, deposit a base film on the dielectric layer, and then apply a crystalline particle paste produced by dispersing plural crystalline particles made of metal oxide, onto the base film to form a crystalline particle paste film. After that, fire the base film and crystalline particle paste film to make the plural crystalline particles adhere so as to be distributed over the whole surface. The crystalline particle paste has a viscosity between 1 Pa·s and 30 Pa·s inclusive at a shear velocity of 1.0 s | 05-06-2010 |
20100117532 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a front glass substrate, a display electrode formed on the substrate, a dielectric layer formed to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel facing the front panel so that discharge space is formed and including an address electrode in a direction intersecting the display electrode, and a barrier rib for partitioning the discharge space. In the protective layer, a base film is formed on the dielectric layer and aggregated particles of metal oxide crystal particles are attached to the base film so that they are attached to an entire surface of an effective display area and an area outside the effective display area in the periphery of the effective display area with one or more non-formation regions provided in the area outside the effective display area. | 05-13-2010 |
20100136219 | METHOD FOR MANUFACTURING PLASMA DISPLAY PANEL - According to the method for manufacturing a plasma display panel, the protective layer is formed by the following process: evaporating a base-coat film for the protective layer onto the dielectric layer; forming crystal-particle paste on the base-coat film by applying crystal-particle paste in which a plurality of crystal particles of metal oxide is dispersed in a solvent classified into any one of an aliphatic alcohols solvent having ether binding and an alcohols solvent larger than dihydric alcohol; and removing the solvent by heating the crystal-particle paste film so that the plurality of crystal particles are distributed over the entire surface of the protective layer. | 06-03-2010 |
20100327740 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a front glass substrate, a display electrode formed on the substrate, a dielectric layer formed to cover the display electrode, and a protective layer formed on the dielectric layer; a rear panel facing the front panel so that discharge space is formed and including an address electrode in a direction intersecting the display electrode, and a barrier rib for partitioning the discharge space; and a seal material for sealing between the front panel and the rear panel at outer peripheries thereof. In the protective layer, a base film is formed on the dielectric layer and aggregated particles of metal oxide crystal particles are attached to the base film so that they are distributed over an entire surface of a region inside the seal material. | 12-30-2010 |
20110006676 | PLASMA DISPLAY PANEL - A plasma display panel has a dielectric layer on a front panel, which includes a first dielectric layer covering a display electrode and containing bismuth oxide without containing lead, and a second dielectric layer formed on the first dielectric layer and containing bismuth oxide without containing lead. The content of bismuth oxide in the second dielectric layer is made to be smaller than a content of bismuth oxide in the first dielectric layer. A protective layer on the dielectric layer is formed by forming a base film on the dielectric layer and attaching a plurality of crystal particles made of metal oxide to the base film so as to be distributed over an entire surface of the base film. | 01-13-2011 |
20110018852 | PLASMA DISPLAY DEVICE - A plasma display device including a drive circuit board disposed on a chassis member holding a plasma display panel and coupled to an electrode terminal portion of a display electrode via a flexible wiring board so as to apply a driving voltage to a display electrode, and a plurality of data drivers disposed in the lower end portion that is close contact with electrode terminal portion of a data electrode on the chassis member and connected to the electrode terminal portion via flexible wiring board so as to apply a driving voltage to the data electrode. The plasma display panel is configured by forming a base film on the dielectric layer covering the display electrode and attaching a plurality of crystal particles made of metal oxide to the base film so as to be distributed over an entire surface. | 01-27-2011 |
20110187268 | PLASMA DISPLAY PANEL - A plasma display panel is provided with a front board ( | 08-04-2011 |
20110198993 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a glass front substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed and including an address electrode formed in a direction intersecting the display electrode, and a plurality of longitudinal barrier ribs arranged in parallel to the address electrode and lateral barrier ribs. The protective layer is formed by forming a base film on the dielectric layer and attaching a plurality of crystal particles made of metal oxide to the base film so as to be distributed over an entire surface. The barrier ribs are formed so that the height of the lateral barrier ribs is lower than that of longitudinal barrier ribs. | 08-18-2011 |
20110210663 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a glass substrate, a display electrode formed thereon, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed and including an address electrode formed in a direction intersecting the display electrode, and a barrier rib for partitioning the discharge space. The dielectric layer of the front panel contains bismuth oxide and calcium oxide without containing lead, and does not contain lead. The protective layer on the dielectric layer is formed by forming a base film on the second dielectric layer and attaching a plurality of crystal particles made of metal oxide to the base film so as to be distributed over an entire surface of the base film. | 09-01-2011 |
20110260632 | PLASMA DISPLAY DEVICE - A plasma display device includes a plasma display panel having a plurality of discharge cells, and a drive circuit for applying a driving voltage to a display electrode of this plasma display panel. One field is composed of a plurality of subfields. Each subfield includes an address period for selecting a discharge cell to be discharged and a sustain period in which a sustain discharge is carried out in the discharge cell to be selected in this address period. The plasma display panel is configured by forming a base film on the dielectric layer covering the display electrodes, and attaching a plurality of crystal particles made of metal oxide to the base film so as to be distributed over an entire surface. The drive circuit is configured so that a voltage having a pulse width of not more than 1 μs is applied to the data electrode in the address period. | 10-27-2011 |
20110266949 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that a discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib for partitioning the discharge space. The protective layer is formed by forming a base film on the dielectric layer and attaching a plurality of aggregated particles of a plurality of crystal particles of metal oxide to the base film so that a plurality of aggregated particles are distributed over its entire surface. | 11-03-2011 |
20110298364 | PLASMA DISPLAY PANEL - A plasma display panel has a front plate, and a rear plate arranged so as to be opposed to the front plate. The front plate has a display electrode, a dielectric layer to cover the display electrode, and a protective layer to cover the dielectric layer. The protective layer has a luminescence peak in a wavelength ranging from not less than 350 nm to not more than 550 nm under irradiation of light having a wavelength of 146 nm. In addition, the protective layer has a luminescence peak in a wavelength ranging from not less than 350 nm to not more than 550 nm under irradiation of light having a wavelength of 173 nm. A ratio A/B between a peak intensity of luminescence under the light having the wavelength of 146 nm and a peak intensity of luminescence under the light having the wavelength of 173 nm falls within a range from more than 3.0 to not more than 7.0. | 12-08-2011 |
20120064795 | PROCESS FOR PRODUCTION OF PLASMA DISPLAY PANEL - Disclosed is a method of manufacturing a plasma display panel having a discharge space and a protection layer facing the discharge space. The protection layer is exposed to the reducing organic gas by introducing gases containing the reducing organic gas into the discharge space. Then, the reducing organic gas is exhausted from the discharge space. Then, the discharge gas is hermetically enclosed in the discharge space. | 03-15-2012 |
20130012095 | PROCESS FOR PRODUCING PLASMA DISPLAY PANEL - By introducing a gas containing a reducing organic gas into the discharge space, the protective layer is exposed to the reducing organic gas. Then, the reducing organic gas is exhausted from the discharge space. Then, a discharge gas is enclosed to the discharge space. The protective layer includes a nano particle layer formed by nano crystal particles of metal oxides containing at least a first metal oxide and a second metal oxide. Moreover, the nano particle layer has at least one peak in an X-ray diffraction analysis. The peak is located between a first peak in the X-ray diffraction analysis of the first metal oxide and a second peak in the X-ray diffraction analysis of the second metal oxide. The first peak and the second peal have the same plane orientation as the plane orientation indicated by the peak. | 01-10-2013 |
20130012096 | METHOD FOR PRODUCING PLASMA DISPLAY PANEL - By introducing a gas containing a reducing organic gas into the discharge space, the protective layer is exposed to the reducing organic gas. Then, the reducing organic gas is exhausted from the discharge space. Then, a discharge gas is enclosed to the discharge space. The protective layer includes a base film made of magnesium oxide, and a plurality of metal oxide particles dispersed over the base film. The metal oxide particle includes at least a first metal oxide and a second metal oxide. Moreover, the metal oxide particle has at least one peak in an X-ray diffraction analysis. The peak is located between a first peak in the X-ray diffraction analysis of the first metal oxide and a second peak in the X-ray diffraction analysis of the second metal oxide. The first peak and the second peal have the same plane orientation as the plane orientation indicated by the peak. | 01-10-2013 |
20130017751 | METHOD FOR PRODUCING PLASMA DISPLAY PANELAANM Gotou; MasashiAACI OsakaAACO JPAAGP Gotou; Masashi Osaka JPAANM Tsujita; TakujiAACI OsakaAACO JPAAGP Tsujita; Takuji Osaka JPAANM Kawarazaki; HidejiAACI OsakaAACO JPAAGP Kawarazaki; Hideji Osaka JPAANM Horikawa; KeijiAACI OsakaAACO JPAAGP Horikawa; Keiji Osaka JPAANM Koshio; ChiharuAACI OsakaAACO JPAAGP Koshio; Chiharu Osaka JPAANM Okumura; KanakoAACI OsakaAACO JPAAGP Okumura; Kanako Osaka JPAANM Miura; MasanoriAACI OsakaAACO JPAAGP Miura; Masanori Osaka JP - It is a method for manufacturing a plasma display panel having a discharge space, and a protective layer opposed to the discharge space. A gas containing a reducing organic gas is introduced into the discharge space, and the protective layer is exposed to the reducing organic gas. Then, the reducing organic gas is emitted from the discharge space. Then, a discharge gas is enclosed in the discharge space. The protective layer contains at least a first metal oxide and a second metal oxide. Furthermore, the protective layer has at least one peak in an X-ray diffraction analysis. The peak exists between a first peak of the first metal oxide in the X-ray diffraction analysis, and a second peak of the second metal oxide in the X-ray analysis. The first peak and the second peak show the same surface orientation as a surface orientation shown by the peak. | 01-17-2013 |