20 results about "Conductive textile" patented technology

Compositions, methods and processes for producing an electrically conductive metal-organic material is disclosed, wherein the material is based on a coordination polymer consisting of a plurality of ligands and metal ions, each coordinated with a ligand to impart conductivity to the material. Further provided are methods of deposition and use to produce conductive textiles, stretchable, flexible and transparent devices and surfaces. The electrically conductive metal-organic material may be used in a variety of fields including wearable electronics, sensors (gas, wearable, sweat, temperature, humidity), batteries, supercapacitors, electronic and pressure sensitive textiles / cotton / paper, electromagnetic shielding fabric, triboelectric nanogenerators, conductive paints / inks, antistatic coatings, conductive spray for flexible, transparent, and pressure sensitive glass / elastomers / plastics.

A muscle activity sensor includes a base textile, an electrode, and an interconnect. The base textile is configured to apply a compression force against a dermal surface of the user. The electrode is coupled to the base textile and includes a sensor layer including a conductive textile coupled to a dermal side of the base textile. The sensor layer is configured to receive electrical signals associated with muscle activity of the user. The electrode may also be configured to provide the electrical signals as an output signal. The interconnect may be coupled to the base textile over a distance from the electrode to an interconnect junction contact such that the interconnect moves with the base textile as the user moves. The interconnect may be further configured to deliver the output signal from the electrode to the interconnect junction contact.

A capacitive sensor for use in a wearable or flexible input device is described. The capacitive sensor includes a dielectric knitted core comprising deformable polymer patches deposited on a top surface of the dielectric knitted core, conductive electrode layers with stretchable electrodes positioned on the top and bottom surfaces of the dielectric knitted core, and a conductive textile shielding layer on each of the conductive electrode layers. The deformable polymer patches stiffen regions of the dielectric knitted core corresponding to the stretchable electrodes to limit strain on the stretchable electrodes as a wearer of the input device moves and deforms the input device during use. Moreover, the conductive electrode layers and conductive textile shielding layers comprise openings around the stretchable electrodes that redistribute strain away from the stretchable electrodes. These features limit motion artifacts while maintaining the flexibility and comfortability of the input device.

Devices, systems, and methods include a conductive textile (106) comprising a plurality of conductive strands and a flexible bus (102). The flexible bus (102) includes a conductive gel (104) electrically coupled to the conductive strands and an encapsulant (108) bonded to the conductive textile (106) and configured to contain the conductive gel (104) in contact with the conductive strands. The flexible bus is configured to be electrically coupled to a power source and induce a current from the power source to the conductive strands.

Disclosed are anode electrode structures for microbial fuel cell (MFC) devices, systems and methods for treating wastewater and generating electrical energy through a bioelectrochemical waste-to-energy conversion process. In some aspects, an anode electrode includes a conductive core and a plurality of sheets of conductive textile material wound around the conductive core. In some aspects, the anode electrode is produced by cutting sheets of a conductive textile material to form a stem and a plurality of branches connected to the stem. The conductive textile material is pretreated to enhance the surface area, hydrophilicity, microbial attachment, and / or electrochemical activity of the conductive textile material. The sheets are stacked together and wound around a conductive core to produce the anode electrode. In implementations, the anode electrode can be used to transfer electrons removed from wastewater surrounding the branched electrode via an oxidation reaction on the electrode surface within the an MFC device.

An apparel system integrates a physiology-sensing inner sleeve within conventional garments to conceal hardware while maintaining natural arm mobility. A sensing sleeve with a sensing armhole opening is secured at a garment armhole region with substantially corresponding circumferences and may be sewn, bonded, or removably coupled. A sensor assembly comprising a sensor panel and / or textile electrodes contacts the wearer's skin to acquire physiological signals, such as photoplethysmogram, electrocardiogram (single- or multi-channel), and ballistocardiogram data, which are delivered to a computing device via conductive fibers. A conductive textile interconnect routed through a yoke, shoulder seam, collar, side seam, or body panel couples the sensing sleeve to a complementary sleeve on the opposite arm. Assembly methods include coupling sleeves at their armhole openings, attaching the sleeve unit to a garment body, and integrating the sensor assembly and interconnect for use across a variety of garments.

An electrode interface is provided to measure muscle activity in a prosthetic assembly including a prosthetic liner and a prosthetic socket. The interface includes an electrode secured to the prosthetic liner and an electrical conduit arranged to transfer an electrical potential from the interior side of the prosthetic liner to the exterior side of the prosthetic liner. The electrode may be a stretchable conductive textile and the electrical conduit is arranged to transfer an electrical potential from a user's skin surface to a dome electrode secured to the prosthetic socket to provide electrical contact with the conductive textile and relay signals to an amplifier.

Conductive textile (6) is comprising: a matrix material (14); at least one conductive fibre (12) configured to enable electric current to flow between a first part of the matrix material and a second part of the matrix material; the conductive fibre coupled to the matrix material with slack (18) between the first part and the second part to enable stretching of the matrix material while minimising tension applied to the conductive fibre. The conductive fibre may comprise a first conductive fibre and a second conductive fibre, respectively comprising a first conductive material and a second conductive material that is different from the first conductive material. The first conductive fibre may comprise silver-plated nylon. The conductive fibre may be arranged with one or more slack portions configured to straighten when pulled, wherein the one or more slack portions are configured to straighten by a combined length corresponding to at least half of, or preferably about equal to or greater than, a change in distance between the first part and the second part when the matrix material is maximally stretched along an axis bisecting the first part and the second part.

The present disclosure provides a textile electrode for biomonitoring, enabling consistent and efficient monitoring of health while operating in contact with a subject's body. Particularly provided in the present disclosure is a textile electrode comprising a conductive textile coated with a thickness-controlled layer of a non-conductive elastomeric polymer. The said textile electrode is characterized by advantages such as retained conductivity of the conductive textile, structural stability strong adherence to skin, reusability after multiple cycles of washing and ease of fabrication.

The application belongs to the technical field of conductive fabric, and relates to a graphene-based conductive textile fabric and a preparation method thereof. The fabric comprises a composite polyurethane-based film, a bonding layer and a modified graphene conductive layer which are stacked in sequence. The composite polyurethane-based film is obtained by mixing polyurethane particles, stearic acid modified nano titanium dioxide and a lubricant, and then sequentially performing melt extrusion and blow molding film forming. The bonding layer is formed by coating a composite adhesive on the surface of the composite polyurethane-based film, and then drying and curing. The modified graphene conductive layer is formed by coating a modified graphene dispersion liquid on the surface of the bonding layer, and then drying, curing and hot pressing. The modified graphene is obtained by sequentially performing acid activation, dopamine coating modification, glutaraldehyde cross-linking modification and polyaniline monomer polymerization coating modification on graphene powder. Through the multilayer composite structure of the composite polyurethane-based film, the functionalized bonding layer and the modified graphene conductive layer, the conductive textile fabric realizes the common optimization of high conductivity, environmental resistance and mechanical flexibility.

The invention belongs to the technical field of conductive fabrics, and relates to a graphene-based conductive textile fabric and a preparation method thereof.The fabric comprises a composite polyurethane base film, a bonding layer and a modified graphene conductive layer which are sequentially stacked; the composite polyurethane base film is obtained by mixing polyurethane particles, stearic acid modified nano titanium dioxide and a lubricant and then sequentially carrying out melt extrusion and blow molding film forming; the bonding layer is formed by coating the surface of the composite polyurethane base film with a composite bonding agent and then drying and curing the composite bonding agent; the modified graphene conductive layer is formed by coating the surface of the bonding layer with a modified graphene dispersion liquid and then carrying out drying, curing and hot pressing; and the modified graphene is obtained by sequentially carrying out acid activation, dopamine coating modification, glutaraldehyde crosslinking modification and polyaniline monomer polymerization coating modification on graphene powder. Through a multi-layer composite structure of the composite polyurethane base film, the functionalized bonding layer and the modified graphene conductive layer, joint optimization of high conductivity, environment resistance and mechanical flexibility of the conductive textile fabric is realized.

A capacitive sensor for use in a wearable or flexible input device is described. The capacitive sensor includes a dielectric knitted core comprising deformable polymer patches deposited on a top surface of the dielectric knitted core, conductive electrode layers with stretchable electrodes positioned on the top and bottom surfaces of the dielectric knitted core, and a conductive textile shielding layer on each of the conductive electrode layers. The deformable polymer patches stiffen regions of the dielectric knitted core corresponding to the stretchable electrodes to limit strain on the stretchable electrodes as a wearer of the input device moves and deforms the input device during use. Moreover, the conductive electrode layers and conductive textile shielding layers comprise openings around the stretchable electrodes that redistribute strain away from the stretchable electrodes. These features limit motion artifacts while maintaining the flexibility and comfortability of the input device.

The invention relates to a full-textile capacitive sensor with a heterogeneous double-sided knitted structure and a preparation method thereof, a conductive yarn is obtained by dipping a hollow yarn with a cross-shaped cross section and then woven into a conductive fabric, and plasma etching on the outer side of the yarn can also increase adhesion of a conductive solution; the cross-shaped hollow structure on the inner side of the hollow yarn can increase the size carrying amount of the conductive fabric and improve the size carrying uniformity of the conductive fabric. The conductive surface of the heterogeneous double-sided conductive fabric faces the dielectric layer, so that the electric field intensity between electrode plates of the sensor is enhanced, charges are efficiently gathered, and the sensitivity is remarkably improved; the non-conductive surface is made of a soft non-conductive textile material, so that the wearing comfort is good, and the conductive material is prevented from directly stimulating the skin; the full-textile capacitive sensor is obtained by adopting a full-textile material and a needling process, and the sensor is good in air permeability, moisture penetrability and flexibility, can be compatible with existing textile equipment and is suitable for large-scale production.

A conductive textile (6) is disclosed, comprising: a matrix material (14); and at least one conductive fibre (12) configured to enable electric current to flow between a first part of the matrix material and a second part of the matrix material; wherein the at least one conductive fibre is coupled to the matrix material with slack (18) between the first part and the second part to enable stretching of the matrix material while minimising tension applied to the at least one conductive fibre.

A system for treating a respiratory disorder in a patient comprises a first electronic component electrically connected to a second electronic component by an electrical conductor. The electrical conductor comprises an electrically conductive textile. In examples, the first electronic component comprises one or more of a sensor, an actuator, an RPT device or an antenna. The first electronic component may comprise an electrically powered component, for example a blower motor, and the second electronic component may comprise an electrical power source, for example a battery.

The present application relates to the technical field of high-conductive textile material, especially to high-conductive lyocell yarn for electronic textile and a preparation method thereof.A lyocell yarn is used as a base body, and from inside to outside, the base body comprises 1-3 layers of conductive layers and an elastic polymer base encapsulation layer.The elastic polymer base encapsulation layer comprises an elastic polymer base and a crosslinking agent, and the crosslinking agent is blended and crosslinked with the elastic polymer base to form a dense network.The lyocell yarn has excellent conductive function, and successfully has durability, flexibility and processability.

The invention discloses an antenna, network equipment, an antenna adjusting method and a computer program product, and relates to the technical field of communication, the antenna comprises an antenna signal layer, an antenna supporting layer and a driving layer, and the antenna signal layer comprises conductive textile threads; the antenna supporting layer comprises a non-conductive textile wire, the non-conductive textile wire and a conductive textile wire are woven to form a flexible antenna woven body, and the flexible antenna woven body is provided with an inner cavity; the driving layer comprises an air bag, a first air pump and a rotating device, the first air pump is used for inflating and deflating the air bag to enable the air bag to deform, the rotating device is used for driving the air bag to rotate, the flexible antenna woven body is sleeved on the air bag through the inner cavity, and the air bag generates different deformations, so that the signal working directions of the antenna signal layer are different. According to the invention, the radiation pattern of the antenna can be dynamically optimized.

The invention belongs to the technical field of photovoltaic textile compounding, and provides a photovoltaic composite material and a preparation method and application thereof. The photovoltaic composite material comprises a flexible conductive textile substrate, an integrated membrane material and a transparent protective layer which are integrally formed through hot pressing, the flexible conductive textile substrate is a conductive network woven by warp yarns and weft yarns, and the warp yarns and / or the weft yarns are conductive yarns; the integrated film material comprises a lower packaging film, a photovoltaic adhesive film and an upper packaging film which are formed by co-extrusion; the photovoltaic adhesive film material comprises a base material and an optical active substance, the lower packaging film and the upper packaging film are made of thermoplastic packaging materials which are the same as and / or compatible with the base material; the upper packaging film and the lower packaging film make contact with and package the transparent protection layer and the flexible conductive textile substrate respectively, and the photovoltaic adhesive film permeates into the flexible conductive textile substrate through hot pressing and makes ohmic contact with the conductive network. The photovoltaic composite material has the advantages of good flexibility, stable photoelectric conversion efficiency, good durability, firm combination with a conductive network and the like, and can be applied to various flexible products for power supply.

The invention relates to electrically-heatable plasters which comprise a self-adhesive skin contact layer, an electrically-conductive textile fabric in which electrically-conductive fibres are in contact with one another, as a heating element, and optionally at least one active substance, as well as to a method for production and the use of same for local heat therapy and / or transdermal application of active substances.