87 results about "Conductive textile" patented technology

A flexible heater and/or electrode comprises a woven textile material having a warp direction and a weft direction, said textile material comprising at least one region having a low electrical conductance and at least two regions having a high electrical conductance. The at least two regions of high electrical conductance are adjacent to said at least one region of low electrical conductance. At least one of said at least two regions of high electrical conductance is operatively connected to a connection terminal of said heater and/or electrode, said connection terminal for connecting said heater and/or electrode to an electronic control circuit.

A method for making a textile sensor and a textile sensor can include selecting a combination of variables from the group consisting of yarn variables, stitch variables, and textile variables; and knitting an electrically conductive yarn in the textile sensor in accordance with the selected combination of variables, wherein the combination of variables is selected so as to provide a controlled amount of contact resistance in the textile sensor. The method and textile can further include a capacitive textile-sensor having at least two integrally knit capacitor plate elements and having a configuration adapted for a sensing activity. Resistance in the textile sensor can automatically calibrate to a stable baseline level after the textile sensor is applied to a body.

The present invention is related to a textile electrode (1) for measuring an electrical signal from a body part, said electrode comprising, successively from the side to be applied on the body part to the outside: a conductive textile contact (3) to be applied to said body part; a textile support (2) for supporting said textile contact (3); a vapour barrier sheet material (7) able to reduce, in use, evaporation of liquid from said textile electrode (1).

A textile for providing traditional Chinese medicine therapy to a wearer using electronic stimulation includes at least two conductive paths that are made from conductive textile material, the conductive paths are separated by nonconductive textile material, at least one pair of electrodes attach to the conductive paths corresponding to specific part of body or acupoints according to traditional Chinese medicine theory, and an electronic stimulation signal controller configured to conduct electronic stimulation signals to the electrodes via the conductive paths.

There is provided a method of making a conductive assembly for use in textiles, the method comprising providing a composite material comprising: a temporary substrate having a first surface and a second surface opposite the first surface; a stitching pattern comprising a plurality of lockstitches on the temporary substrate, such that a conductive thread is disposed at the first surface of the temporary substrate and a thermo-fusible thread is disposed at the second surface; and an insulating layer comprising an adhesive on top of at least part of the conductive thread on the first surface, the adhesive having an activation temperature which is higher than the Vicat softening point, as measured by method A120 of ASTM D1525, of the thermo-fusible thread; and heating the insulating layer and thermo-fusible thread to the activation temperature and curing the adhesive in the insulating layer of the composite material, thereby securing the conductive thread to the insulating layer. Articles according to the process are also provided.

A seamless, smart fetal monitoring garment and methods of using thereof. The system includes a knitted or interwoven garment having a multiplicity of conductive textile electrodes for sensing maternal and fetal electrical vital signals. The maternal and fetal electrical vital signals are selected from a group including maternal heart rate, fetal heart rate and electromyogram (EMG) activities including uterine activities. The method includes wearing the garment, acquiring electrical mixed common, maternal and fetal vital signals from surface region of a pregnant woman, using the plurality of textile electrodes, optimally weighted summing-up the acquired signals, analyzing the summed-up signals to thereby extract the maternal signal and the fetal signal, including determining their heart rates, and including detecting health hazards and in some embodiments, including detecting a uterine contraction sequence suggesting the need to be hospitalized for birth giving.

The invention relates to a wearable intelligent garment for monitoring human physiological sign parameters in real time. The wearable intelligent garment comprises a garment body attached to the human body. A miniature flexible temperature sensor, a heart rate sensor, a respiration sensor, and a detachable miniature data processing and recording system connected with the wearable garment body are arranged in the garment body. The wearable temperature sensor is in a large-area printing type and is implanted into the garment body. The heart rate sensor and the respiration sensor are conductive textile electrodes. The miniature data processing and recording system comprises a signal processing and transmitting module, a central processing unit, a data storage module, an LCD display screen and a power module. The temperature sensor, the heart rate sensor, the respiration sensor and the LCD display screen are connected with the miniature data recording device through flexible wires implanted into the garment body. A wearer can observe individual physiological sign parameters in real time through the LCD display screen implanted into the garment body.

A surface structure (1) that is at least partially electrically conductively coated by a conductor coating (11), and which can be connected to an electric power source by at least one electric connecting conductor (2). The connecting conductor (2) electrically contacts the conductor coating (11) at at least one solder point (3), and the conductive coating (11) is thickened at least at one contact zone (4) in the area of the solder point (3) as opposed to other areas (7) of the surface structure (1).

The invention relates to a preparation method of conductive fabric fiber, and belongs to the improved technology of textile. The invention is characterized in that: firstly the fabric fiber is soaked in aniline salt solution with 9 to 12 percent of concentration at a room temperature; then is added with perchloric acid or chloric acid according to a mol ratio of 1: 0.5 to 1.5, and is polymerized for 30 to 60 minutes to generate polyanion on the surface of the fabric fiber, thereby obtaining the conductive fabric fiber with a conductive rate of 10 <-1> to 10 <1> s/cm, and the fabric fiber and the polyanion are bond by a chemical bond. The fabric fiber obtained by the processing of the invention which is bond with the polyanion (PAn) by the chemical bond has the advantages of strong conductivity, good flexibility, corrosion resistance and being washed arbitrarily, additionally having very good anti-oxidation performance and anti-aging performance. The conductivity is 10 <-1> to 10 <1> (s/cm).

The invention discloses a conductive textile product based on layer-by-layer self-assembled silver nanowire/graphene. Electrostatic attraction is utilized to self-assemble silver nanowires and graphene oxide layer by layer to modify a textile product, finally, graphene oxide is reduced, and ultimately, the conductive textile product with excellent conductive, antibacterial and anti-ultraviolet properties and fastness to washing is obtained. The conductive textile product has the advantages of simple preparation steps, easiness in integration, almost no influence on wearing comfort of fabrics,good durability, low cost, antibacterial and anti-ultraviolet function obtainment and the like, and has important application value in the fields such as wearable devices, thermal textile products, electrothermal textile products, flexible electronic sensors, hyperelastic conductive composite fibers and self-energized textile products.

A geocomposite for positioning under a geomembrane comprising at least one first geotextile covered by at least one second geotextile at least one electrically conductive textile being positioned between the second geotextile and the first geotextile. The conductive textile having a module for connecting to a phase of an electric generator. The geocomposite being in the form of one or several strips at the edges of which the second geotextile, the first geotextile and the electrically conductive textile are separate from each other, the geocomposite comprising perforated ringed mini-drains positioned parallel with each other on the first geotextile and covered with the second geotextile.

The invention discloses a silver nanowire-graphene conductive textile capable of being used for a wearable device. The textile is modified by using layer-by-layer (LBL) self-assembled silver nanowires (AgNWs), and then the outermost layers of the AgNWs are coated with graphene, and the conductive textile with excellent electrical conductivity and washing fastness is finally obtained. The silver nanowire-graphene conductive textile disclosed by the invention has the advantages of simple preparation steps, easiness in integration, good durability, low cost, antibacterial and anti-ultraviolet functions and the like; the wearing comfortableness of the textile is not basically affected; in addition, the silver nanowire-graphene conductive textile has important application value in the fields such as wearable devices, warm-keeping textiles, electric heating textiles, flexible electronic sensors, superelastic conductive composite fibers and self-energized textiles.

A textile structure for detecting body surface electrical signals of human is provided. The textile structure includes a non-conductive textile, a conductive textile, and a plurality of test terminals. The non-conductive textile covers the human body. The conductive textile has a first region, a second region, and a third region. The first region is interdigitated into but not electrically coupled to the third region. The first to third test terminals are respectively coupled to the first to third regions of the conductive textile. The first and second test terminals are used for detecting ECG signals. The first and third test terminals are used for detecting respiratory signals.

The invention discloses a conductive textile product. The conductive textile product comprises fiber with polyphenylacetylene combined on the surface. The content of the fiber combined with polyphenylacetylene in the conductive textile product is at least 30wt%. A preparation method of the conductive textile product comprises the steps that: AlCl3 is added into phenylacetylene, and the mixture is heated to 65-75 DEG C; after a reaction is carried out for 3-5min, fiber is delivered through the reaction liquid with a speed of 0.2-0.4m/s; and the fiber is heated for 3-5min under a temperature of 110-120 DEG C; and the fiber is cooled, washed, and spun, such that the e textile product containing at least 30wt% of fiber combined with polyphenylacetylene is obtained. The conductive textile product provided by the invention has good conductivity, washing resistance, and wear resistance.

The invention relates to a preparing method for a copper ammonia fiber conductive textile. According to the preparing method, copper ammonia fibers serve as a base material, and polypyrrole layers and copper layers are deposited on the surfaces of the copper ammonia fibers in sequence. The specific technology comprises the steps of cleaning the copper ammonia fibers, carrying out polypyrrole in-situ chemical polymerization, carrying out self-assembly modification through a silane coupling agent, adsorbing cupric ions, reducing potassium borohydride, carrying out electroless copper plating and the like. According to the preparing method, the copper ammonia fibers serve as the base material of the conductive textile, and thus degradation of the materials and recovery and recycle of copper are facilitated. The copper ammonia fibers and conductive substances (polypyrrole and copper) are combined, the ammonia fibers are changed into a conductor from an insulator, and thus the application of the ammonia fibers is developed. The silane coupling agent can serve as a molecule bridge of the polypyrrole layers and the metal layers, and the reliability of products is improved. Conductive macromolecule chemical polymerization and chemical plating are combined, and thus the problems that a conductive textile prepared from macromolecule polymerization or chemical plating alone is poor in conductivity, low in shielding effect and the like are solved. The cost is low, the process is simple, and the degree of dependency on instruments and equipment is low.