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3513 results about "Transparent conducting film" patented technology

Transparent conducting films (TCFs) are thin films of optically transparent and electrically conductive material. They are an important component in a number of electronic devices including liquid-crystal displays, OLEDs, touchscreens and photovoltaics. While indium tin oxide (ITO) is the most widely used, alternatives include wider-spectrum transparent conductive oxides (TCOs), conductive polymers, metal grids and random metallic networks, carbon nanotubes (CNT), graphene, nanowire meshes and ultra thin metal films.

Transparent Planar Body and Transparent Touch Switch

The present invention provides a transparent planar body and a transparent touch switch that can improve visibility. Specifically, the transparent planar body (1) has a patterned transparent conductive film (12) on at least one surface of a transparent substrate (11). This transparent planar body (1) comprises a transmittance-adjusting layer for equalizing the transmission spectrum of light transmitted through a patterned region wherein the transparent conductive film (12) is provided via the transparent substrate (11) with that transmitted through a non-patterned region wherein the transparent conductive film (12) is not provided via the transparent substrate (11).
Owner:GUNZE LTD

Optical-interference type display panel and method for making the same

An optical-interference type display panel and a method for making the same are disclosed, wherein the display panel has a substrate on which multiple first conductive optical film stacks, supporting layers and multiple second conductive optical film stacks are formed. The substrate further has a plurality of connecting pads consisting of a transparent conductive film of the first conductive optical film stacks. Since the transparent conductive film is made of indium tin oxide, these connecting pads have the excellent anti-oxidation ability at their surface.
Owner:SNAPTRACK

Transparent Conductive Carbon Nanotube Film and a Method for Producing the Same

A transparent conductive film wherein carbon nanotubes are discursively embedded in the surface portion of a resin film is produced by (A) dispersing carbon nanotubes on a substrate surface, (B) forming a transparent resin film over the substrate on which the carbon nanotubes are dispersed, and then (C) separating the thus-formed resin film. This is a novel technique for realizing a highly transparent conductive film which is flexible and highly conductive even when amount of carbon nanotubes used therefor is small.
Owner:NAT INST OF ADVANCED IND SCI & TECH

Thin film solar cell and manufacturing method thereof

A thin film solar cell includes: a transparent conductive film arranged on a translucent insulating substrate; first and second separation trenches orthogonal to each other on the translucent insulating substrate and separating the transparent conductive film; and a first opening trench parallel to the first separation trench and second opening trenches parallel to said second separation trench, orthogonal to each other on the translucent insulating substrate; wherein solar cells formed on the translucent insulating substrate are arranged at adjacent positions with said first opening trench positioned therebetween and at adjacent positions with said second opening trench positioned therebetween; pairs of said solar cells adjacent to each other with said first opening trench positioned therebetween are electrically connected, and among pairs of solar cells positioned adjacent to each other with the second opening trench in between, some are electrically connected to each other, and others are electrically insulated from each other. Method of manufacturing the thin film solar cell is also provided.
Owner:SHARP KK

Semiconductor device and a method of manufacturing the same

In a liquid crystal display device, an improved storage capacitance that uses a pair of transparent conductive films for electrodes is provided. On a flattening film made of a resin, a first transparent conductive film and an insulating film for capacitance are formed into a lamination to form in this laminated film an opening portion. An insulating film covering near the opening portion is formed. A transparent conductive film is formed and patterned to form a pixel electrode. Thus is formed a storage capacitance having the structure where the insulating film for capacitance is sandwiched between the first transparent conductive film and the pixel electrode.
Owner:SEMICON ENERGY LAB CO LTD +1

Transparent conductive film and touch panel

A transparent conductive film (1) having a transparent plastic film (11) and a transparent conductive thin film (12) formed on at least one side thereof, characterized in that a resin layer (P) containing an ionic group in the range of 20 to 1000 eq / ton is provided between the transparent plastic film and the transparent conductive thin film and the ionic group containing resin has a cross-linked structure. The transparent conductive film has excellent adhesion to other conductive thin films and therefore exhibits excellent durability to input with a pen when used in touch panels.
Owner:TOYO TOYOBO CO LTD

Method for producing display device

In a liquid crystal display device, a first substrate includes electrical wirings and a semiconductor integrated circuit which has TFTs and is connected electrically to the electrical wirings, and a second substrate includes a transparent conductive film on a surface thereof. A surface of the first substrate on which the electrical wirings are formed is opposite to the transparent conductive film on the second substrate. The semiconductor integrated circuit has substantially the same length as one side of a display screen (i.e., a matrix circuit) of the display device and is obtained by peeling it from another substrate and then forming it on the first substrate. Also, in a liquid crystal display device, a first substrate includes a matrix circuit and a peripheral driver circuit, and a second substrate is opposite to the first substrate, includes a matrix circuit and a peripheral driver circuit and has at least a size corresponding to the matrix circuit and the peripheral driver circuit. Spacers are provided between the first and second substrates. A seal material is formed outside the matrix circuits and the peripheral driver circuits in the first and second substrates. A liquid crystal material is filled inside a region enclosed by the seal material. A protective film is formed on the peripheral driver circuit that has a thickness substantially equivalent to an interval between the substrates which is formed by the spacers.
Owner:SEMICON ENERGY LAB CO LTD

Carbon nanotube dispersion liquid and transparent conductive film using same

Disclosed is a carbon nanotube dispersion liquid which enables to easily form a transparent conductive film. Also disclosed is a transparent conductive film obtained by using such a carbon nanotube dispersion liquid. Specifically disclosed is a carbon nanotube dispersion liquid containing a carbon nanotube (A), a dispersing agent (B) composed of an organic compound containing one of a carboxyl group, epoxy group, amino group and sulfonyl group and having a boiling point of not less than 30˚C and not more than 150˚C, and a solvent (C). Also disclosed are a transparent conductive film containing a layer composed of a solid component of such a dispersion liquid, and a method for producing such a transparent conductive film.
Owner:KURARAY CO LTD

Composite thin film holding substrate, transparent conductive film holding substrate, and panel light emitting body

There is provided a composite thin film-holding substrate in which a composite thin film (4) comprising a filler (2) having a refractive index lower than that of a substrate (1) and a binder (3) having a refractive index higher than that of the filler (2) is formed on a surface of the substrate (1). Light is efficiently scattered when passing through the composite thin film (3) which comprises the filler (2) and the binder (3) having different refractive indexes from each other. In addition, the refractive index of a composite thin film (4) comprising a filler (2) having a low refractive index is low. As a result, the discharge efficiency of light which passes through the composite thin film (4) from the substrate (1) to the external is improved.
Owner:SAMSUNG DISPLAY CO LTD

Transparent conductive film and coating composition therefor

InactiveUS20060263588A1High transparencyImproved and well controllable electrical propertiesMaterial nanotechnologyConductive layers on insulating-supportsPolymer scienceCarbon fibers
The disclosed is a transparent conductive film that includes a matrix and carbon fibrous structures added to the matrix, wherein the carbon fibrous structures comprise carbon fibers, each having an outside diameter of 15-100 nm, and wherein the carbon fibrous structures each comprise a granular part at which two or more carbon fibers are bound to each other, and wherein the granular part is concurrently produced in a growth process for the carbon fibers. When the transparent conductive film is formed at a thickness of 0.1-5 μm on a glass substrate, it shows a surface resistivity of not more than 1.0×1012Ω / □, and a total light transmittance of not less than 30%. A coating composition for the conductive transparent film is prepared by using a media mill equipped with beads having an average diameter of 0.05-1.5 mm to disperse the carbon fibrous structures into the liquid resinous composition.
Owner:MITSUI & CO LTD +1

Process For Producing Zno Transparent Conductive Film By Mocvd (Metal-Organic Chemical Vapor Deposition) Method

The triethylaluminum contained as an impurity in low-purity raw-material diethylzinc, which is inexpensive, is utilized as an additive to reduce the cost of film formation. Diethylzinc having a low purity (99.99-98% or 99.99-90%) is used as a raw material to produce a ZnO transparent conductive film by the MOCVD (metal-organic chemical vapor deposition) method. Water vapor (H2O) is used as an oxidizing agent and the triethylaluminum contained as an impurity in the raw material is utilized as an additive (diborane is further added as an additive) to cause the diethylzinc, the water vapor (H2O), and the triethylaluminum (and the diborane) to undergo a vapor-phase reaction to produce a ZnO transparent conductive film.
Owner:SHOWA SHELL SEKIYU KK

Transparent conductive film, transparent conductive laminate, touch panel, and method for producing transparent conductive film

The transparent conductive film of the present invention is a transparent conductive film, comprising a transparent film substrate, and a first transparent dielectric layer, a second transparent dielectric layer and a transparent conductive layer that are formed on one or both sides of the transparent film substrate in this order from the transparent film substrate side, wherein the transparent conductive layer is patterned, the relation n2<n3<n1 is satisfied, wherein n1 is the refractive index of the first transparent dielectric layer, n2 is the refractive index of the second transparent dielectric layer, and n3 is the refractive index of the transparent conductive layer, the first transparent dielectric layer has a thickness of from 2 nm to less than 10 nm, the second transparent dielectric layer has a thickness of from 20 nm to 55 nm, and the transparent conductive layer has a thickness of from 15 nm to 30 nm.
Owner:NITTO DENKO CORP

Substrate having transparent conductive layer, method for producing same, transparent conductive film laminate for touch panel, and touch panel

A substrate having a transparent conductive layer has a transparent conductive pattern that is not easily visually recognizable by a naked human eye on a transparent substrate and can be formed by a simple and efficient method. In the case where a transparent conductive pattern is formed on a transparent substrate, the pattern region does not include conductive regions covered with uniform transparent conductive films or a high-resistance region that is not covered with the transparent conductive film, the high-resistance region electrically insulating the conductive regions. Instead of the conductive regions or the high-resistance region, the inventors use a region having a structure including a mixture of a portion covered with the transparent conductive film and a portion not covered with the transparent conductive film, thereby solving the foregoing visual recognition issue.
Owner:DAINIPPON INK & CHEM INC
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