Abstract: A metal film 21 is laminated directly to or by means of an adhesive 13 to a transparent base sheet 11. A mesh metal film including lines defining apertures is formed by coating the metal film 21 with a mesh resist layer 109a patterned in a mesh, etching the metal film 21 through the mesh resist layer 109a, and removing the mesh resist layer 109a. The front surfaces and side surfaces of the lines of the mesh metal film are coated with a black coating layer 23.

Abstract: A method for producing a conductive film, which comprises: exposing and developing a light-sensitive material comprising a support and thereon an emulsion layer containing a silver salt emulsion to form a metallic silver; and then subjecting the light-sensitive material to a smoothing treatment (such as a calender treatment).

Abstract: An electromagnetic shielding filter has two transparent boards and a conductive mesh with plural wires, where the conductive mesh is sandwiched between the two transparent boards. The plural wires are formed of a Cu—Sn—In alloy or a Cu—Ag alloy.

Abstract: An electromagnetic wave shielding filter 10 comprises a transparent substrate 1, and a mesh layer 3 containing an electrically conductive layer 2, formed on the transparent substrate 1 with a transparent adhesive layer 9. A transparent colored resin layer 4 containing a coloring agent is formed on the mesh layer 3, with a transparent barrier layer 5 interposed between the two layers. An anticorrosive layer 6 and a blackening layer 7 are formed on the electrically conductive layer 2 in the mesh layer 3. The transparent colored resin layer 4 also serves as an adhesive layer, and a functional layer 8, such as an optical filter, a protective sheet, or a display front substrate, is further laminated to the transparent colored resin layer 4.

Abstract: The present invention provides a process for efficiently preparing a light transmissive electromagnetic wave shielding material enhanced in light transmissive property, electromagnetic wave shielding property, appearance and legibility, and having high-accuracy mesh-pattern. The process for the preparation of a light transmissive electromagnetic wave shielding material comprising; printing in the form of mesh a pretreatment agent for electroless plating on a transparent substrate to form a mesh-shaped pretreatment layer, the pretreatment agent comprising a fine particle having an extremely-thin film of noble metal on its surface, and subjecting the mesh-shaped pretreatment layer to electroless plating to form a mesh-shaped metal conductive layer on the pretreatment layer.

Abstract: Disclosed is a method for making a film assembly used in a PDP filter positioned on the front surface of a PDP, a film assembly manufactured by the method, and a PDP filter using the film assembly. The method includes providing a roll of an EMI film formed on a surface of a long transparent polymer resin film with a predetermined spacing and mounting the wound roll of the EMI film on a first feed roller; providing a roll of at least one long transparent functional film capable of covering at least partially the effective screen portions of the EMI film and mounting the wound roll of the functional film on a second feed roller which is spaced a predetermined distance from the first feed roller; and integrating the EMI film with the functional film by feeding them into a gap between the first and second compression rollers.

Abstract: The present invention provides an electromagnetic wave-shielding film which includes a transparent substrate, an electromagnetic wave-shielding layer which includes a conductive pattern formed in at least a portion of the transparent substrate, and an adhesive transparency layer which is formed on the electromagnetic wave-shielding layer to fill a groove of the conductive pattern and contains a near infrared-absorbing dye, and an optical filter and a plasma display panel including the electromagnetic wave-shielding film.

Abstract: The production process of an electromagnetic wave shielding material of the present invention comprises screen printing a conductive paste containing conductive particles, binder and solvent in a geometrical pattern on the surface of a transparent porous layer of a transparent resin substrate provided with the transparent porous layer, the porous layer containing as a main component thereof at least one type selected from the group consisting of an oxide ceramic, a non-oxide ceramic and a metal, followed by forming a conductive portion in a geometrical pattern on the surface of the transparent porous layer by heat treatment. An electromagnetic wave shielding material produced according to this production process has high electromagnetic wave shielding effects and superior transparency and visibility.

Abstract: An electromagnetic shielding sheet is capable of shielding electromagnetic radiation generated by a display, has a proper transparency and uniformly distributed meshes, prevents the occurrence of white and/or black spot defects and linear defects and glaring, and ensures the satisfactory visibility of images. The electromagnetic shielding sheet has a conductive structure (109) having lines (107) having straight parts of widths (W) in the range of C(1±30%), where C is a predetermined value. The radius (r) of curvature of a side surface (107S) extending between the upper side (107U) and the lower side (107B) of a bank in a section of the lines (107) in a plane perpendicular to the transparent sheet meet a condition expressed by: 1.5t?r?3.0t, where t is the thickness of the conductive structure (109).

Abstract: An electromagnetic shield is configured for blocking electromagnetic waves in a mobile communication device. The electromagnetic shield includes an organic glass layer and an indium tin oxide layer. The organic glass layer is configured for providing main body of the electromagnetic shield. The indium tin oxide layer is plated on the organic glass layer for blocking the electromagnetic waves.

Abstract: A conductive film has transparency and a high level of electrical conductivity, which is used for an electromagnetic interference film hardly causing a moiré phenomenon, and the like. To achieve the above-mentioned aim, the following disclosure is disclosed. A conductive film in which a conductive portion of a random network structure is present on at least one surface of a base film, a line width of the conductive portion composing the network structure is 30 ?m or less, an area of portions where the conductive portion is not present is 50% or more with respect to an area of the conductive film, and an average of ratios of a major axis length to a minor axis length of an area surrounded by the network of the conductive portion, in which the base film is exposed, is larger than 1 and is equal to or less than 3.5.

Abstract: A magnetic shield panel includes a magnetic shield member made of magnetic material; and a metallic plate or a translucent plate member, wherein the magnetic shield member is attached to the metallic plate or the translucent plate member.

Abstract: A plating processing method, which comprises continuously electroplating the surface of a film having a surface resistivity of from 1?/square to 1000?/square, wherein the transportation speed of the foregoing film is from 1 m/minute to 30 m/minute.

Abstract: An adhesive patch structure for absorbing and shielding electromagnetic waves is disclosed, wherein a preformed transparent or translucent adhesive patch is provided therein or on at least one surface thereof with a mineral material-based layer of a mineral composition rich in negative electromagnetic energy. The mineral material-based layer generates an energy field capable of absorbing or shielding ambient hazardous electromagnetic waves.

Abstract: A light transmitting conductive film formed by patterning a conductive metal part and a visible light transmitting part on a transparent support, wherein the conductive metal part is made up of mesh-forming thin lines of from 1 ?m to 40 ?m size and the mesh pattern continues for 3 m or longer. A method of producing a display filter wherein the end sections of at least two sides facing each other are in a mesh shape, which comprises using an electromagnetic wave shielding material (C), wherein a conductive layer (B) having the conductive parts being in the mesh shape of the geometric pattern is formed on one face of a polymer film (A) continuously in the machine direction of the polymer film (A), and cutting the mesh-like parts.

Abstract: The present invention provides a process for preparing the light transmissive electromagnetic wave shielding material having an enhanced productivity. A process for preparing a light transmissive electromagnetic shielding material comprising; coating a transparent substrate with a pretreatment agent for electroless plating comprising a noble metal compound and a mixture of silane coupling agent and azole compound or a reaction product thereof to form a coated layer and drying the coated layer to provide a pretreatment layer on the transparent substrate, forming a plating protective layer in the dot pattern on the pretreatment layer, and subjecting the exposing part of the pretreatment layer having no plating protective layer to electroless plating to form a metal conductive layer in the mesh pattern.

Abstract: An electromagnetic shielding film for a display device includes a transparent, resinous first base, an intaglio pattern formed on at least one side of the first base, and an electromagnetic shielding pattern containing a conductive material with which the intaglio pattern is filled. A method of fabricating an electromagnetic shielding film for a display device, includes the steps of coating a first curable resin on one surface of a transparent backing, forming an intaglio pattern on the first curable resin using a patterning roll and curing the first curable resin, filling the intaglio pattern with a second curable resin containing a conductive material, and curing the second curable resin.

Abstract: To provide a process which can produce an electromagnetic wave-shielding material having both high light-transmitting properties and sufficient EMI-shielding properties and forming no moiré, which facilitates formation of a fine-line pattern and which can produce the material inexpensively on a large scale. In particular, to provide a process for producing a light-transmitting electromagnetic wave-shielding film. A light-transmitting conductive film comprising a transparent support having provided thereon a mesh constituted by conductive metal portions and visible light-transmitting portions, wherein the mesh pattern continuously extends 3m or longer and are formed by exposure and development of a silver halide light-sensitive material to form metal portions having electrical conductivity, with the electrical conductivity being more enhanced by physical development.

Abstract: An electromagnetic wave shielding sheet 1 comprises a transparent substrate 11, and line parts 107 that define openings 105, provided on the transparent substrate 11. The line parts 107 have a metal mesh layer 21, and a blackening layer 25A formed on the surface of the metal layer 21, on the side of the transparent substrate 11. Matted layers 31 are formed on the side faces of the line parts 107, and an anticorrosive layer 23A is provided between the blackening layer 25A and the transparent substrate 11.

Abstract: An electromagnetic wave shielding sheet 1 comprises a transparent substrate 11, and a first anticorrosive layer 23A, a first blackening layer 25A, a metal layer 21, and a second anticorrosive layer 23B that are successively formed on the transparent substrate 11 through an adhesive layer 13. A second blackening layer 25B is formed so that it fully covers the side faces of the first anticorrosive layer 23A, the first blackening layer 25A, the metal layer 21, and the second anticorrosive layer 23B, as well as the front face of the second anticorrosive layer 23B. At least either of the first anticorrosive layer 23A and the second anticorrosive layer 23B contains one or more metals selected from nickel, chromium, and silicon, and also zinc and/or tin when it is initially formed, and the zinc and/or tin is removed from the first anticorrosive layer 23A and/or the second anticorrosive layer 23B in an intermediate steps.

Abstract: An electromagnetic wave shielding filter 10 includes a meshed layer, wherein at least one of the front and back surfaces of the meshed layer is subjected to a blackening treatment to be a blackened face having micro-irregularities. The shape of the micro-irregularities is adjusted to have a probability density curve with a peak point being convex upward wherein the probability density curve is defined as a curve depicted in a graph in which the change of height from the peak value Rp to the bottom value Rv of the deepest valley is shown as the horizontal axis while the probability density expressing the distribution of height is shown as the vertical axis. Also, in the probability density curve, a horizontal tangent can be drawn at its peak point.

Abstract: An optical filtering/electromagnetic screening structure for being joined to at least one transparent substrate, especially made of glass. The structure includes at least two plastic sheets and including, or intended to be joined to the sheets, a conducting electromagnetic screening element. At least one sheet is made of a thermoplastic, the other sheet constitutes a sheet for covering the conducting element or the thermoplastic sheet, and either one or both of the two sheets incorporate at least one mineral pigment or at least one organic dye to produce, in respect of the structure, an orange filter for light of wavelength centered on 590 nm.

Abstract: An electromagnetic wave shielding filter comprises a transparent substrate 11, and a metal mesh layer 21 with line parts 107 that define openings 105 of the mesh, laminated to one surface of the transparent substrate 11 by an adhesive 13. A first blackening layer 25A and an anticorrosive layer 23A are successively formed on the surfaces, on the transparent substrate side, of the line parts 107 of the metal mesh layer 21. A second blackening layer 25B is formed on surfaces, on the side opposite to the transparent substrate 11, of the line parts 107 of the metal mesh layer 21, and also on side faces of the line parts 107.

Abstract: The present invention relates to a plasma display apparatus. The plasma display apparatus includes a PDP, and a filter formed at the front of the panel. The filter includes an external light shielding sheet including a first base unit, and first pattern units formed in the first base unit, and an EMI shielding sheet including second pattern units. A thickness of the external light shielding sheet is 1.01 to 2.25 times greater than a height of each of the first pattern units, and an angle formed by the first pattern units and the second pattern units is set in the range of 20 to 65 degrees. In accordance with the plasma display apparatus constructed above according to the present invention, the external light shielding sheet configured to absorb and shield externally incident light to the greatest extent is disposed at the front of the panel. It is thus possible to effectively implement a black image, and to improve bright and dark room contrast.

Abstract: An electromagnetic shielding sheet 1 includes: a transparent base 11, and at least an adhesive layer 13, an antirust layer 25A and a mesh metal layer 21 formed on one of the surfaces of the base. A blackened layer 23A is sandwiched between the mesh metal layer 21 and the antirust layer 25A. At least openings 105 of the mesh metal layer 21 are filled up with a resin such that the mesh metal layer 21 has a substantially flat surface.

Abstract: An electromagnetic shielding structure including at least a first transparent substrate, a conducting element, optionally a transparent backing sheet and a transparent tie sheet and a transparent additional sheet or covering sheet, and an electrical connector configured to be connected to the conducting element to ground the conducting element. At least one of the backing sheet, the tie sheet or the additional sheet or covering sheet, when present, is, at least on one of its sides, placed set back toward the interior of the structure relative to the associated free edge of the transparent substrate so as to leave a portion exposed on at least one of the faces of the conducting element, the connector being placed against and/or connected to this exposed portion.

Abstract: An electromagnetic-wave shielding and light transmitting plate 1 having an antireflection film 3, an electromagnetic-wave shielding film 10, a transparent substrate 2, and a near-infrared ray blocking film 5, laminated and united by using intermediate adhesive layers 4A, 4B and a pressure-sensitive adhesive 4C, the peripheries thereof covered by a conductive sticky tape 7. The film 10 has a conductive foil 11 formed by pattern etching on a substrate film 13, is processed for antireflection by forming a light absorbing layer 12 on the conductive foil 11, and is subjected to matting to form small irregularities by roughening the surface of the light absorbing layer 12. A display panel is manufactured by bonding this film 10 to the front surface of a plasma display panel body.

Abstract: An electromagnetic wave shielding sheet includes a transparent substrate 11 and a metal layer 15 provided on one surface of the transparent substrate 11 through an adhesive layer 13. The metal layer 15 includes a mesh part 103 and a frame part 101 surrounding the mesh part 103. The frame part 101 includes at least one transparent part 105 that is a metal-layer-free area. Preferably, the transparent part 105 includes a metallic portion 105a in a geometric pattern. Light transmitted by or reflected from the transparent part 105 is detected, thereby the transparent part 105 can be used as a register mark for detecting the position of the mesh part 103.