1426results about "Non-insulated conductors" patented technology

Composite transparent conductors are described, which comprise a primary conductive medium based on metal nanowires and a secondary conductive medium based on a continuous conductive film.

Optical films formed by deposition of highly oriented nanowires and methods of aligning suspended nanowires in a desired direction by flow-induced shear force are described.

In embodiments, the present invention may attach at least two isolated electronic components to an elastomeric substrate, and arrange an electrical interconnection between the components in a boustrophedonic pattern interconnecting the two isolated electronic components with the electrical interconnection. The elastomeric substrate may then be stretched such that the components separate relative to one another, where the electrical interconnection maintains substantially identical electrical performance characteristics during stretching, and where the stretching may extend the separation distance between the electrical components to many times that of the unstretched distance.

A method of making an electrical stimulation lead method includes attaching a pre-electrode to a lead body. The pre-electrode is a single, unitary, undifferentiated construct with a ring-shaped exterior. The method further includes attaching a plurality of conductor wires to the pre-electrode; and, after coupling to the lead body, removing an outer portion of the pre-electrode to separate remaining portions of the pre-electrode into a plurality of segmented electrodes spaced around the circumference of the lead body. When separated, each of the segmented electrodes includes a body and at least one leg extending inwardly from the body. The body defines an external stimulating surface and each of the at least one leg has an outer surface. For at least one of the at least one leg, the outer surface of the leg forms a non-perpendicular angle with the external stimulating surface of the body.

The present application is generally directed to ultrapure synthetic carbon materials having both high surface area and high porosity, ultrapure polymer gels and devices containing the same. The disclosed ultrapure synthetic carbon materials find utility in any number of devices, for example, in electric double layer capacitance devices and batteries. Methods for making ultrapure synthetic carbon materials and ultrapure polymer gels are also disclosed.

Certain example embodiments of this invention relate to the use of graphene as a transparent conductive coating (TCC). In certain example embodiments, graphene thin films grown on large areas hetero-epitaxially, e.g., on a catalyst thin film, from a hydrocarbon gas (such as, for example, C₂H₂, CH₄, or the like). The graphene thin films of certain example embodiments may be doped or undoped. In certain example embodiments, graphene thin films, once formed, may be lifted off of their carrier substrates and transferred to receiving substrates, e.g., for inclusion in an intermediate or final product. Graphene grown, lifted, and transferred in this way may exhibit low sheet resistances (e.g., less than 150 ohms/square and lower when doped) and high transmission values (e.g., at least in the visible and infrared spectra).

A patterned transparent conductor including a conductive layer coated on a substrate is described. More specifically, the transparent conductor can be patterned by screen-printing an acidic etchant formulation on the conductive layer. A screen-printable etchant formulation is also disclosed.

The present invention provides metal nanowires containing at least metal nanowires having a diameter of 50 nm or less and a major axis length of 5 μm or more in an amount of 50% by mass or more in terms of metal amount with respect to total metal particles.

A conductive electrolessly plated powder used, for example, for bonding a small electrode of an electronic device, its producing method, and a conductive material containing the plated powder. Conventionally, there has been known, as conductive powders, metallic powders such as of nickel, carbon powders, and conductive plating powders the resin core particles of which are coated with a metal, e.g., nickel. However, there has been no conductive electrolessly plated powders having a good conductivity with respect to connection between conductive patterns having an oxide coating thereon or between electrodes and no methods for producing such powders industrially. The conductive electrolessly plated powder of the present invention consists of resin spherical core particles the average size of which is 1 to 20 mum and each of which has a nickel or nickel alloy coating formed by electroless plating. The coating includes small projections of 0.05 to 4 mum on its outermost layer and the coating is substantially continuous with the small projections. A method of producing such a powder is also disclosed.

The present invention provides a bonding wire improved in formability of a ball part, improved in bondability, good in loop controllability, improved in bonding strength of a wedge connection, securing industrial production ability as well, and mainly comprised of copper which is more inexpensive than gold wire, that is, provides a bonding wire for a semiconductor device comprised of a bonding wire having a core material having copper as its main ingredient and a surface covering layer over the core material and of a conductive metal of a composition different from the core material, characterized in that the surface covering layer has as its main ingredients two or more types of metals selected from gold, palladium, platinum, rhodium, silver, and nickel and the surface covering layer has a concentration gradient of one or both of a main ingredient metal or copper in the wire radial direction.

A coaxial cable includes a core, an insulating layer, a shielding layer, and a sheathing layer. The core includes a carbon nanotube wire-like structure and at least one conductive material layer is disposed on the outside surface of the carbon nanotube wire-like structure. The carbon nanotube wire-like structure includes a plurality carbon nanotubes orderly arranged.

Disclosed are high strength wellbore electric cables, which are formed from a plurality of strength members. The strength members are formed from several stranded filament wires which may be encased within a jacket of polymeric material. The strength members may be used as a central strength member, or even layered around a central axially positioned component or strength member, to form a layer of strength members. Cables of the invention may be of any practical design, including monocables, coaxial cables, quadcables, heptacables, slickline cables, multi-line cables, etc., and have improved resistant to corrosion, torque balancing, and gas migration from a wellbore to the surface.

An electroconductive sheet and a touch panel having a first electroconductive section and a second electroconductive section, the second electroconductive section being disposed on the display-panel side. The first electroconductive section has a plurality of first electroconductive patterns arranged in the x-direction, a plurality of first large grids being respectively connected to the first electroconductive patterns. The second electroconductive section has a plurality of second electroconductive patterns arranged in the y-direction, a plurality of second large grids being respectively connected to the second electroconductive patterns. The area occupied by thin metal wires in the second electroconductive patterns is larger than the area occupied by thin metal wires in the first electroconductive patterns. The area occupied by thin metal wires in the second large grids is larger than the area occupied by thin metal wires in the first large grids.

In a manufacturing method of a conductive composite particle, a conductive composite particle is manufactured that is formed of an active material particle having a region capable of electrochemically inserting and desorbing lithium and a carbon layer joined to the particle surface. In the carbon layer, fine metal particles are dispersed. This method has the following three steps. In the first step, a polymer material containing the metal element composing the fine metal particles is prepared. In the second step, the active material particle surface is coated with the polymer material containing the metal element. In the third step, a carbon layer having a porous structure including a fibrous structure is formed as the surface layer section from the polymer material by a treatment where the active material particle coated with the polymer containing the metal element is heated in an inert atmosphere to carbonize the polymer material.

An anisotropic conductive material body includes an insulating medium; and a plurality of conductive members dispersed in the medium. At least a surface of each of the plurality of conductive members is conductive. A force is applied to at least one of the plurality of conductive members so as to change the at least one conductive member, so that the conductive property of the anisotropic conductive material body provided by the at least one conductive member is changed to an insulating property.

High strength cables formed from strength members. The strength members are formed from bimetallic filament wires which may be encased within a jacket of polymeric material. The bimetallic filament wires wherein the filaments include a high strength core and a corrosion resistant alloy clad forming the outer layer of the filament. The strength members may be used individually, as a central strength member, or even layered around a central axially positioned component or strength member, to form a layer of strength members. Cables of the invention may be of any practical design, including monocables, coaxial cables, quadcables, heptacables, slickline cables, multi-line cables, suspension cables, and the like.

A method of using coated and/or magnetic particles to deposit structures including solder joints, bumps, vias, bond rings, and the like. The particles may be coated with a solderable material. For solder joints, after reflow the solder material may comprise unmelted particles in a matrix, thereby increasing the strength of the joint and decreasing the pitch of an array of joints. The particle and coating may form a higher melting point alloy, permitting multiple subsequent reflow steps. The particles and/or the coating may be magnetic. External magnetic fields may be applied during deposition to precisely control the particle loading and deposition location. Elements with incompatible electropotentials may thereby be electrodeposited in a single step. Using such fields permits the fill of high aspect ratio structures such as vias without requiring complete seed metallization of the structure. Also, a catalyst consisting of a magnetic particle coated with a catalytic material, optionally including an intermediate layer.

The electrical apparatus suspension unit 1 is provided with two power supply wires 20-1 and 20-2 by which the electrical apparatus 3 is conducted and suspended from the ceiling 5. Each of the wires 20 is connected to the hung member of the electrical apparatus 3 at the lower end by the a lower holder 40, and connected to the rail 9 laid on the ceiling 5 at the upper end by an upper holder 100. The power supply wire 20 comprises a core wire 21, an insulating layer 23 covering the core wire 21 and an outer layer 25 covering the insulating layer 23. The core wire 21 of the power supply wire 20-1 conducts to a grounded conductor cable W1 and the core wire 21 of another power supply wire 20-2 conducts to a voltage applied conductor cable W2. The power supply wires 20 having high tensile strength enables to suspend the electrical apparatus and also supply power thereto.

(1) A carbonaceous material for forming an electrically conductive composition, comprising a vapor grown carbon fiber, each fiber filament of the carbon fiber having an outer diameter of 2 to 500 nm and an aspect ratio of 10 to 15,000, or the carbon fiber containing boron in an amount of 0.01 to 5 mass %, and graphitic particles and/or amorphous carbon particles, wherein the amount of the vapor grown carbon fiber is 10 to 90 mass %, the amount of the graphitic particles is 0 to 65 mass %, and the amount of the amorphous carbon particles is 0 to 35 mass %; (2) an electrically conductive composition comprising the carbonaceous material for forming an electrically conductive composition, and a producing method thereof; (3) an electrically conductive coating material comprising, as an electrically conductive material, the electrically conductive composition, and an electrically conductive coating film and electric device using the electrically conductive coating material.

A composite electric cable including a plurality of element wires twisted together. The element wires include a material wire formed of a composite material containing an aluminum material and carbon nanotubes dispersed in the aluminum material; the material wire has a cellulation structure including a wall portion containing the carbon nanotubes and an inside portion of the wall which is surrounded by the wall portion and which comprises the aluminum material and unavoidable impurities; the material wire has a ratio of carbon nanotube content to aluminum material content of 0.2 wt. % to 5 wt. %; and each of all the element wires forming the composite electric cable is the material wire, or the composite electric cable includes in a center portion thereof one or a plurality of steel wires.

The present invention provides a method for disposing specific fine particles at arbitrary positions of a film with efficiency and ease, in just proportion and under a stable condition, and a fine particle-disposed film, that is to say, a method for disposing fine particles that basically disposes one particle in one hole, and fine particle-disposed film, as well as a conductively connecting film and a conductively connected structure, when opposite fine electrodes are connected, enabling to carry out easily an electric connection of high connecting reliability in a short time without causing leakage from neighbor electrodes by employing a film in which conductive fine particles are disposed at arbitrary positions thereof. The invention is a fine particle-disposed film, in which fine particles are disposed, the fine particles each having: an average particle diameter of 5 to 800 mum; an aspect ratio of less than 1.5; and CV value of 10% or less, wherein the film has holes at arbitrary positions in a surface thereof, the holes each having: an average hole diameter which is ½ to 2 times of the average particle diameter of the fine particle; the aspect ratio of less than 2; and the CV value of 20% or less, and the fine particles are disposed on the surface of the holes or inside the holes.

In a skin material of vehicle interior equipment, which includes a first fabric material that is formed of a first conductive wire material and a main fiber material weaker than the first conductive wire material, and a manufacturing method for the skin material, part of the main fiber material is removed from the first fabric material, and a conductive member, which is used to supply electric power to the conductive wire material, is electrically connected to the exposed first conductive wire material.

A process for producing a solid graphene foam composed of multiple pores and pore walls The process comprises: (a) preparing a graphene dispersion having a graphene material dispersed in a liquid medium, which contains an optional blowing agent; (b) dispensing and depositing the graphene dispersion onto a supporting substrate to form a wet layer of graphene material having a preferred orientation; (c) partially or completely removing the liquid medium from the wet layer of graphene material to form a dried layer of graphene material having a content of non-carbon elements no less than 5% by weight (including blowing agent weight); and (d) heat treating the layer of graphene material at a first heat treatment temperature from 80° C. to 3,200° C. at a desired heating rate sufficient to induce volatile gas molecules from the non-carbon elements or to activate the blowing agent for producing the graphene foam having a density from 0.01 to 1.7 g/cm³ or a specific surface area from 50 to 3,000 m²/g.

There is provided a bilayer anode having two layers. The first layer includes conductive nanoparticles and the second layer includes a semiconductive material having a work function greater than 4.7 eV.

A cable includes a filler (12) including a plurality of points of weakness (13) or discontinuities spaced along its length. The points of weakness or discontinuities may be evenly spaced along the length of the cable and may be formed by partially or fully cutting through the filler. The filler may be formed from a plastics material and may be shaped, in cross section, to have a number of arms to enable it to separate other components of the cable. The filler may be electrically conducive or semi-conductive to enable it to act as screen between other components of the cable.

Disclosed herein are electrodes having a multi-layered structure, including at least two active material layers formed on an electrode current collector or including at least two active material layers formed on an electrode current collector, wherein at least two active material layers are stacked thereon, and a supercapacitor comprising the same. The electrodes including at least two active material layers configured of the activated carbon layer having large specific surface area and the graphene layer having excellent electrical conductivity in order to reduce the internal resistance and stacked in a multi layered structure are manufactured and the supercapacitor includes the electrodes to increase capacitance due to the large specific surface area of the activated carbon and reduce the internal resistance due to excellent electrical conductivity of the graphene, thereby making it possible to improve the capacitance and electrical conductivity.

Transparent conductors and methods of forming same are provided. A transparent conductor can include a nanostructure layer and a low sheet resistance grid disposed on a transfer film surface having an acceptable level of surface roughness. The presence of the low sheet resistance grid lowers the sheet resistance of the transparent conductor to an acceptable level. After release of the transparent conductor from the transfer film, the surface roughness of the transparent conductor will be at least comparable to the surface roughness of the transfer film.

Disclosed is a triple layered ACA film adapted for enhancing the adhesion strength of a typical single layer Anisotropic Conductive Film or for enhancing the adhesion strength of the ACA film in flip chip bonding. The triple layered ACA film of the invention comprises: a main ACA film based upon epoxy resin and containing conductive particles having a particle size of 3 to 10 μm and optionally non-conductive particles having a particle size of 0.1 to 1 μm; and adhesion reinforcing layers based upon epoxy resin and formed at both sides of the main ACA film.

The invention relates to a twisted line which comprises a plurality of carbon nano tubes that are connected with each other end to end by van der waals force, wherein the twisted line further comprises conducting materials covering on the surfaces of the carbon nano tubes.

A terminal for an engaging type connector includes a punched Cu alloy strip as a base material, a coating formed on the Cu alloy strip by postplating processes and including a Sn layer, and a Cu—Sn alloy layer sandwiched between the base material and the Sn layer. The Sn layer is smoothed by a reflowing process. The terminal has an engaging part and a solder-bonding part, and the surface of a part of the base material corresponding to the engaging part has a surface roughness higher than that of the surface of the base material corresponding to the solder-bonding part. The engaging part has a low frictional property and the solder-bonding part has improved solder wettability.