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| Number | Title | Issue Date |
| 7008739 | Process for manufacturing fluorescent film of a color braun tube The present invention is to provide a process for manufacturing a fluorescent film wherein the order of coating the fluorescent films of a color Braun tube and the thickness of the film are adjusted to reduce the amount of red fluorescent material employed for red f... | 03/07/2006 |
| 6812982 | Optical compensatory sheet producing method and apparatus, thermal treating method and apparatus, and dust removing method and apparatus An optical compensatory sheet producing apparatus produces an optical compensatory sheet having a liquid crystal layer. In the apparatus, a rubbing unit is supplied with resin film having a first layer including resin, and subjects the first layer to a rubbing proce... | 11/02/2004 |
| 6287629 | Color cathode ray tube having fluorescent substance particles with wave-length selective layer A method of producing a color cathode ray tube occurs by forming pigment-coated particles by applying pigment coatings to green, blue, and/or red fluorescent particles, such that the coatings cover about half of each particle; forming a black matrix film havin... | 09/11/2001 |
| 6110563 | Method and arrangement for electromagnetically shielding an electronic means The invention relates to a method and an arrangement for shielding an electronic means (40, 41) against external electromagnetic interference on one hand, and preventing the electronic means from interfering with closeby electric devices on the other hand... | 08/29/2000 |
| 5952038 | Process for forming phosphor screen of monochrome cathode ray tube and phosphor screen produced thereby This invention provides a process for forming a phosphor screen of a monochrome cathode ray tube (projection tube) which has an improved luminance remaining property. The phosphor particles are settled on an inner surface of a glass bulb with a binder of ... | 09/14/1999 |
| 5888581 | Emulsions based on acrylic polymers This invention relates to aqueous emulsions based on acrylic polymers and their use for preparing films to be used in processes of preparation of cathode ray tubes, having filming temperature between about 20° and 40° C. which after drying produce films... | 03/30/1999 |
| 5849354 | Method for forming a phosphor screen of a monochrome cathode ray tube A method for forming a very fine phosphor screen of a monochrome cathode ray tube whose roughness is inconspicuous even if the picture is enlarged. White phosphors (P45) whose average particle diameter D by a dry method is 1.5 μm, ethanol, and ammonia wa... | 12/15/1998 |
| 5736189 | Method and an apparatus for forming a phosphor layer within a projection CCRT A method and apparatus for forming a phosphor layer of a projection CCRT utilizes a sedimentation, in which phosphor particles forming a suspension are consistently precipitated and dried over the inner surface of a panel regardless of the particle sizes ... | 04/07/1998 |
| 5723170 | Method of forming fluorescent screen of cathode ray tube A method of forming a phosphor layer of a fluorescent screen of a CRT, having a good screen quality by properly managing the dissolution of a water glass and barium acetate occurring in a covering water step and improve the uniformity. A phosphor layer is... | 03/03/1998 |
| 5653830 | Smooth-surfaced phosphor screen A phosphor screen with a smooth-surfaced phosphor layer is formed by casting a phosphor layer in liquid form on a sheet to which the layer adheres without bonding. The exposed surface of the layer is then solidified and bonded to a permanent substrate. Th... | 08/05/1997 |
| 5219606 | Method of manufacturing phosphor screen for intensifier A method of manufacturing an output phosphor screen for x-ray image intensifier is disclosed. The method includes the steps of dropping a dispersion of infusible spherical silicon resin particles on a water surface to form an aggregate layer of the infusi... | 06/15/1993 |
| 5213894 | Red pigment coated phosphor and process for manufacturing said phosphor A red pigment coated phosphor comprises a phosphor for color cathode ray tube and red pigment attached to said phosphor by an organic binder, wherein said organic binder is gellatin and casein. A process for preparation of a red pigment coated phosphor co... | 05/25/1993 |
| 5208065 | Process for the formation of undercoat for CRT metal back layer A process is described for the formation of an undercoat which is in turn useful in forming a CRT metal back layer. According to the process, a pretreatment composition is coated on a glass panel having a fluorescent layer overlaid thereon, so that a wate... | 05/04/1993 |
| 5200233 | Method of applying phosphor particles to surfaces Phosphor coatings for use in mercury discharge tubes and glass plates for illuminated signboards are provided by applying phosphor particles to a surface by means of a binder. The phosphor and an inorganic binder are suspended in a volatile fluid. The sus... | 04/06/1993 |
| 5130190 | Process for treating the surface of a fluorescent material There is provided a process for treating the surface of a fluorescent material comprising the steps of adding a suitable amount of water glass (K2 O.SiO2) to a dispersion of a fluorescent material, the mixture of the dispersion and w... | 07/14/1992 |
| 5126626 | Projection cathode ray tube A high-quality projection cathode ray tube is for projecting the image, displayed on a fluorescent surface, as an enlarged image on a screen in front of the fluorescent surface through a projection lens disposed at a given distance ahead. On the inner sur... | 06/30/1992 |
| 5086297 | Plasma display panel and method of forming fluorescent screen thereof A method of forming a fluorescent screen for a plasma display panel provided with a front plate and a rear plate disposed parallel to each other and a cell barrier mounted on the front or rear plate and constituting a plurality of cells as display element... | 02/04/1992 |
| 5039551 | Method of manufacturing a phosphor screen of a cathode ray tube A method of manufacturing a phosphor screen of a cathode ray tube having processes of forming a phosphor material on an inner surface of a cathode ray tube, forming a first intermediate film on the phosphor material, forming a second intermediate film hav... | 08/13/1991 |
| 5015621 | Sedimentation method for forming Bi-containing superconducting films A superconducting ceramic powder of Bi/Sr/Ca/Cu/O system are formed in a film and the c-axes are uniformly aligned with the normal of the film. The alignment of the axes is accomplished by dripping ethylalcohol containing the ceramic powder into ethyl alc... | 05/14/1991 |
| 4973495 | Method of forming color tube phosphor screen According to the present invention, there is provided a method for forming a color tube phosphor screen comprising the steps of forming a light-absorbing matrix having holes on a faceplate, coating a silica colloidal solution or an alumina colloidal solut... | 11/27/1990 |
| 4934976 | Method of screeing projection tube incorporating interference filter A phosphor screen for a cathode ray tube employing an interference filter for projection television is produced by temporarily sealing the face panel and funnel of the tube toegether, forming the screen by a settling technique, and then separating the scr... | 06/19/1990 |
| 4806389 | Method of treating a coated phosphor A method for preventing the hydration/solubilization of the protective oxide coating of a phosphor is described. The method involves coating of the oxide coated phosphor particles with a continuous hydrophobic coating. After the phosphor particles are coa... | 02/21/1989 |
| 4758449 | Method for making a phosphor layer Making method for a phosphor layer of a small diameter cathode ray tube comprises application of a centrifugal force of above 100G in a direction parallel to the axis of a glass bulb toward its bottom panel to become a face plate, thereby forcedly making ... | 07/19/1988 |
| 4746588 | Method for preparing a photosensitive film on a glass surface A photosensitive film on a glass surface is prepared by: dispensing a quantity of aqueous emulsion containing the film constituents on the surface, distributing the emulsion as a layer over the surface, leveling the distributed layer and then drying the l... | 05/24/1988 |
| 4670296 | Method for producing a phosphor screen of a cathode ray tube The present invention is to positively provide a light pen pick-up phosphor pattern by the application of an inverting method and the selection of its slurry composition. That is, this invention relates to a method for producing a phosphor screen of a cat... | 06/02/1987 |
| 4590092 | Aluminization process of the internal face of the screen of a color television tube On the internal face of the frontal panel forming a color television tube, in order to obtain a cathodoluminescent screen, phosphors are deposited. A layer of aluminum must be deposited on the phosphors. An intermediate smoothening product, later decompos... | 05/20/1986 |
| 4576833 | Method of forming a luminescent layer on a carrier and low-pressure mercury vapor discharge lamp having a layer applied to a carrier by means of such a method A method of forming a luminescent layer on a glass carrier (such as the wall of a discharge vessel of a low-pressure mercury vapor discharge lamp) from a suspension of grains of a luminescent material and a quantity of binder in a suspension medium. Accor... | 03/18/1986 |
| 4560581 | Method for preparing lithium-silicate glare-reducing coating A glare-reducing coating, as for the surface of the viewing window of a cathode-ray tube, is prepared by (a) warming a glass support above room temperature, (b) coating a surface of the warm support with an aqueous solution containing a lithium-stabilized... | 12/24/1985 |
| 4540599 | X-Ray image converter devices utilizing rare earth oxyhalide phosphors An improved X-ray image converter is disclosed which utilizes a phosphor layer of plate-like rare earth oxyhalide phosphor crystals having said phosphor crystals physically aligned to improve light emission from the phosphor layer. More particularly, said... | 09/10/1985 |
| 4513024 | Process for forming phosphor screen A phosphor screen good in quality without greatly lowering brightness can be produced on a cathode-ray tube faceplate by the settling process wherein there is used a suspension of phosphor particles which are susceptible to hydrolysis or dissolution prepa... | 04/23/1985 |
| 4455323 | Process for the preparation of radiographic intensifying screen A process for the preparation of a radiographic intensifying screen comprising a support and a phosphor layer, which comprises: preparing a coating dispersion containing phosphor particles, a particulate hydrophobic silica in an amount of not more than 2% by w... | 06/19/1984 |
| 4350514 | Method for manufacturing cathode ray tubes When fusing together a panel having a fluorescent film and a metallic reflective film, and a funnel with an electroconductive film in a baking furnace for manufacturing a cathode ray tube, oxygen containing air is forced into the furnace.... | 09/21/1982 |
| 4308297 | Method of manufacturing fluorescent lamps A phosphor suspension is prepared by adding to an aqueous solution of a polyethylene oxide, a phosphor, a phosphate or a borate of an alkali metal and a phosphor bonding agent. After having passed through a filter, the phosphor suspension flows down on th... | 12/29/1981 |
| 4293586 | Method for forming a fluorescent screen In forming a fluorescent screen for a cathode ray tube, an undercoat layer is first coated on the inner face of the panel. The undercoat layer contains at least polystyrene particles with a film weight of 0.002 to 0.04 mg/cm2. Coated on the und... | 10/06/1981 |
| 4288264 | Detector construction Methods for constructing radiation sensitive detectors are described. In one method, distinct layers of optical cement and plastics material are disposed between a semiconductor photodiode and a layer of rare earth phosphor in order to permit the phosphor... | 09/08/1981 |
| 4254160 | Method for slurry coating a faceplate panel having a peripheral sidewall To coat the inner surface of the viewing window of a faceplate panel for a cathode-ray tube, of the type having a peripheral sidewall or flange around the window, dispense onto the surface a quantity of slurry in excess of what is required for the desired... | 03/03/1981 |
| 4242371 | High-luminance color screen for cathode-ray tubes and the method for manufacturing the same The screen comprises superimposed layers of phosphor crystals having fluorescences of different colors separated by an inert layer having a substantially uniform thickness. In one example, the layers are of green phosphor P1 (J.E.D.E.C.) (λ=550 nm) and r... | 12/30/1980 |
| 4078095 | Slurry process for coating particles upon the viewing-window surface of a cathode-ray tube Method comprises heating the viewing window of a cathode-ray tube to temperatures above 35° C, dispensing from a storage container onto a surface of said window a quantity of slurry comprised of particulate material mixed with a liquid vehicle, the quant... | 03/07/1978 |
| 4035524 | Process for coating a phosphor slurry on the inner surface of a color cathode ray tube faceplate This disclosure depicts a process for forming on an inner viewing surface of a color cathode ray tube having a flangeless faceplate a coating of an aqueous slurry composed of a photosensitized organic binder and a suspension of phosphor particles. The pro... | 07/12/1977 |
| 4035525 | Cathode ray tube employing faceplate-deposited cathodochromic material and electron beam erase A cathode ray tube (CRT) having a faceplate-deposited cathodochromic material, said CRT having electron beam write and erase. The erase beam is an electron beam focused to a size of approximately 0.010 inches at the image screen of the CRT and the intensi... | 07/12/1977 |
