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39results about "Liquid conductors" patented technology

Liquid metal electric wire and manufacturing method therefor

The invention discloses a liquid metal electric wire and a manufacturing method therefor. The liquid metal electric wire comprises an elastic silicone tube (1); conductive terminals (2) are fixed in tube orifices in the two ends of the elastic silicone tube (1); the tubes are filled with liquid conductive metal liquid (3); the liquid conductive metal liquid (3) is in contact with the conductive terminals (2) extending into the inner end of the tube; and the liquid conductive metal liquid (3) enables the conductive terminals (2) at the two ends of the elastic silicone tube (1) to be conductive. The liquid metal electric wire is simple in structure; the liquid metal electric wire can be stretched on the basis of the inherent length; the stretched liquid metal electric wire is retractable due to the inherent attribute of the elastic silica gel, so that the length of the liquid metal electric wire can be adjustable; and therefore, the liquid metal electric wire is applicable to various domestic appliances, industrial appliances and the like.
Owner:林永勤

Cuttable flexible wire and preparation device and preparation method thereof

The invention provides a cuttable flexible wire which is composed of liquid metal and an elastomer, wherein liquid metal particles are dispersed in the elastomer. The liquid metal material will not flow out after the flexible wire is cut, and can bear stretching, bending and other deformation. When the liquid metal material produces stretching, bending or other deformation, the resistance will not change. The invention further provides a device for large-scale preparation of the cuttable flexible wire, comprising a mixing device, a current detection device, a conductor pipe, a protective layer pipe, and a heating device. The cuttable flexible wire prepared using the device has stable performance and large tensile strain, can be recovered after stretching, and can be cut. The cuttable flexible wire has potential application value in the flexible electronic technology.
Owner:NINGBO INST OF MATERIALS TECH & ENG CHINESE ACADEMY OF SCI

Implantable biomedical device leads comprising liquid conductors

Implantable biomedical device leads comprising liquid conductors. In an exemplary embodiment of a lead for use in a biomedical application of the present disclosure, the lead comprises a lead body having a distal end and a proximal end, the lead body defining a first interior lumen therethrough, and an electrically conductive composition positioned within the first interior lumen, the electrically conductive composition comprising a metal in a liquid state at or below about 98° F. In another embodiment, the electrically conductive composition is selected from the group consisting of gallium, a gallium-indium alloy, Galinstan, its / their alloys, and combinations thereof. In various embodiments, the metallic electrically conductive composition is used along with a second non-metallic electrically conductive composition such as a conductive polymer, an electrically conductive liquid, an electrically conductive gel, or combinations thereof.
Owner:MARCH KEITH L +3

Liquid metal flexible cable for direct current high current

The invention relates to the technical field of cables, and provides a liquid metal flexible cable for a direct current high current. The cable comprises a flexible pipeline group and two conductive units, wherein the interior of each conductive unit is provided with a liquid metal flow channel; the flexible pipeline group comprises two flexible pipelines; one ends of the two flexible pipelines are communicated with an inlet and an outlet of one of the liquid metal flow channels respectively, and the other ends are communicated with the inlet and the outlet of the other liquid metal flow channel respectively; a plurality of permanent magnet pairs are arranged on the liquid metal flow channels along the length direction of the liquid metal flow channels; each permanent magnet pair comprisestwo permanent magnets which are arranged on the upper side and the lower side of each liquid metal flow channel respectively, and the N poles and the S poles of the two permanent magnets are oppositely arranged. According to the cable, high conductivity is ensured, and the continuously flowing liquid metal can also be used for heat dissipation. In addition, the liquid metal has high flexibility and deformability, so that the flexibility of the cable is greatly improved; and the liquid metal is easy to recycle, so that the loss is extremely low.
Owner:空间液金技术研究(昆山)有限公司

Stretchable lead and preparation method thereof

The invention discloses a stretchable lead and a preparation method thereof. The specific embodiment of the stretchable lead comprises: a substrate made of a semi-cured flexible material, wherein thesubstrate is provided with a groove; a cover plate made of the semi-cured flexible material, wherein the cover plate is bonded and connected with the substrate and is used for encapsulating the grooveto form a sealed hollow pipeline; and a metal circuit layer formed by liquid metal and distributed in a flowing state in the hollow pipe and used for conducting a circuit. The sealed hollow pipe is formed by attaching the cover plate of the semi-cured flexible material to the semi-cured flexible material substrate with the groove, and the metal circuit layer is formed through combination with theliquid metal injected into the hollow pipe so that the stretchable wire with adjustable shape can be obtained through the action of physical force and then the stretchable wire with extremely fine diameter can be obtained.
Owner:SHANGHAI MI FANG ELECTRONICS LTD

Method for forming electroconductive pattern, and electroconductive pattern substrate

This method for forming an electroconductive pattern is provided with: a lamination step for readying a photosensitive electroconductive film provided with a support film, an electroconductive layer including electroconductive fiber, and a photosensitive resin layer including a photosensitive resin, in the sequence listed, and laminating the electroconductive layer and the photosensitive resin layer so that the electroconductive layer is on a base material in intimate contact; and a patterning step for exposing and developing the photosensitive resin layer on the base material and thereby forming an electroconductive pattern.
Owner:HITACHI CHEM CO LTD

Intelligent device based on liquid metal

ActiveCN105674777AAdjustable mechanical stiffness characteristicsFor special occasionsLiquid conductorsInsulated cablesElectrical polarityLiquid metal
The invention discloses an intelligent device based on liquid metal and relates to the technical field of intelligent material devices. The intelligent device comprises a main body made of an insulating material, wherein solution tanks for storing solutions and a liquid metal tank for storing the liquid metal are arranged in the main body, the solution tanks communicate with the liquid metal tank by the aid of at least one flow channel, a first electrode is arranged in the liquid metal tank, and second electrodes with polarity opposite to that of the first electrode are arranged in the flow channels. According to the intelligent device, the electric conductivity or the heat conductivity of the main body can be adjusted simply by exerting voltage on the first electrode and the second electrodes, and the mechanical stiffness characteristic of the main body can also be adjusted, so that the intelligent device can meet requirements of special occasions and is compact in structure and convenient and flexible to arrange.
Owner:YUNNAN KEWEI LIQUID METAL VALLEY R & D CO LTD

Preparation method of liquid metal wire and liquid metal wire

According to a preparation method of a liquid metal wire, liquid metal is injected into the flexible silica gel insulating layer with the middle provided with the flow channel to obtain the flexible and stretchable liquid metal wire, the preparation process is simple, the prepared liquid metal wire uses the liquid metal as the wire core, the conductivity of metal and the fluidity of fluid are both achieved, And the flexible silica gel insulating layer with good elasticity is wrapped outside, so that the liquid metal wire is relatively good in flexibility, can be bent for multiple times without fatigue fracture, particularly can be stretched along the axial direction, and has the performance which is not possessed by a traditional wire.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Charging gun, charging device, and charging method

The invention relates to a charging gun, a charging device and a charging method. The charging gun includes a gun head engaged with an interface for charging a battery; Connecting part, which is connected with the power supply and the gun head, and has a hollow cavity, the hollow cavity having at least two flow channels electrically insulated from each other, both ends of the flow channel are closed and configured to form an electrical connection with the power supply and the gun head, The flow channel has at least one opening for a fluid conductive medium supplied from outside the charging gun to flow into the flow channel or output from the flow channel, the flow channel forming a conductive channel for charging the battery from the power source after the fluid conductive medium flows into the flow channel. The application of the invention can greatly improve the structure and the charging operation mode of the existing charging gun, and remarkably improve the operation convenience,the safety and the working efficiency.
Owner:NIO ANHUI HLDG CO LTD

Liquid metal interfaces for flexible and reconfigurable electronics

ActiveUS10129975B1Control and mitigate undesirable side effectProduce flexible and reconfigurable electronicsLiquid conductorsCircuit security detailsIndiumLiquid metal
A reconfigurable electronic component comprising a channel having first and second ends and outer walls defining a lumen; a liquid phosphonic acid within the lumen; and a liquid metal within the lumen. A first electrical contact at the first end of the channel and a second electrical contact in communication with the lumen at the second end of the channel. A predetermined amount of a solvent and a liquid metal may be within the lumen, and the solvent may comprise ethanol. The liquid metal may be selected from the group consisting of eutectic gallium indium (EGaIn) and eutectic gallium-indium-tin alloys. The phosphonic acid may be selected from the group consisting of decylphosphonic acid (DPA), fluorobenzylphosphonic acid (FPA), and difluorobenzylphosphonic acid (DFPA). The first and second electrical contacts comprise copper. An overflow channel and a reservoir for the liquid metal and phosphonic acid may be in fluid communication with the lumen.
Owner:GOVERNMENT OF THE UNITED STATES AS REPRESENTED BY THE SEC OF THE AIR FORCE

Residue free electrically conductive material

A deformable yet mechanically resilient microcapsule having electrical properties, a method of making the microcapsules, and a circuit component including the microcapsules. The microcapsule containing a gallium liquid metal alloy core having from about 60 to about 100 wt. % gallium and at least one alloying metal, and a polymeric shell encapsulating the liquid core, said polymeric shell having conductive properties.
Owner:THE UNITED STATES OF AMERICA AS REPRESETNED BY THE SEC OF THE AIR FORCE

Micro-nano wire manufacturing device and micro-nano structure

The invention provides a micro-nano wire manufacturing device and a micro-nano structure and belongs to the technical field of micro-electronics. The micro-nano wire manufacturing device comprises a liquid-phase nanometer material storing device and micro-nano wire arranging mechanisms; the liquid-phase nanometer material storing device is provided with at least one liquid discharging hole; the micro-nano wire arranging mechanisms and the liquid discharging holes are arranged in a one-to-one correspondence manner; each micro-nano wire arranging mechanism comprises at least two flexible wires;the surface of each flexible wire comprises regularly distributed micro-structures; the root part of each flexible wire is fixed to the liquid-phase nanometer material storing device; every two flexible wires form a group, and the end parts droop and fall on a substrate and lean against each other; and the included angle range of the two flexible wires of which the end parts lean against each other after the flexible wires are projected on the substrate is 1 to 5 degrees. The micro-nano wire manufacturing device provided by the invention can realize quick manufacturing of micro-nano wires based on the gravity of liquid-phase nanometer materials and the Lapras pressure difference and asymmetric retaining force of the flexible wires.
Owner:XIAN JIAOTONG LIVERPOOL UNIV

Residue free electrically conductive material

A deformable yet mechanically resilient microcapsule having electrical properties, a method of making the microcapsules, and a circuit component including the microcapsules. The microcapsule containing a gallium liquid metal alloy core having from about 60 to about 100 wt. % gallium and at least one alloying metal, and a polymeric shell encapsulating the liquid core, said polymeric shell having conductive properties.
Owner:GOVERNMENT OF THE UNITED STATES AS REPRESENTED BY THE SEC OF THE AIR FORCE

Flexible wire based on liquid metal and manufacturing method thereof

The invention provides a flexible wire based on liquid metal and a manufacturing method thereof, and the method is characterized in that the method comprises the following steps: S1, preparing a flexible substrate through employing a coupling agent and a stretchable polymer; s2, preparing a liquid metal conductive pattern on the flexible substrate; and S3, preparing a packaging layer on the liquid metal conductive pattern. The lead has stretchability and conductivity, and is simple to manufacture.
Owner:XIAMEN UNIV

Composite liquid metal based flexible lead

The invention provides a composite liquid metal based flexible lead. The flexible lead includes an external flexible base material, composite liquid metal and lead wires; the external flexible base material completely or partially wraps the composite liquid metal; the composite liquid metal includes more than two kinds of different metal, more than one kind of metal maintains a liquid state at normal temperature, and the metal is single metal or alloy; and the lead wires are connected to the composite liquid metal and used for extending the composite liquid metal section to connect with external equipment. The flexibility of the lead can be greatly enhanced by the external flexible base material and the liquid metal; and through the complementarity between the metal components of the composite liquid metal, the service life and working stability of the lead can be significantly enhanced, so that the working range of the lead can be expanded.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI +1

Multiscale all-soft electronic devices and circuits based on liquid metal

In a method making a flexible electrical conductor, a mask layer (216) is applied to a substrate (210). A portion of the mask layer (216) is removed to expose the substrate (210) in an exposed shape (220) corresponding to the conductor. A liquid phase conductor (232) is applied to the portion of the substrate (210). The mask layer (216) is dissolved with a solvent (238) to leave a shaped liquid phase conductor (234) corresponding to the exposed shape on the substrate (210). A primary elastomer layer (240) is applied onto the substrate (210) and the shaped liquid phase conductor (234). The primary elastomer layer (240) and the shaped liquid phase conductor (234) are removed from the substrate (210). A secondary elastomer layer (242) is applied to the shaped liquid phase conductor (234) and the primary elastomer layer (240) to seal the shaped liquid phase conductor (234) therein.
Owner:GEORGIA TECH RES CORP

Stretchable multi-core conductive element and preparation method thereof, stretchable cable and stretchable capacitive sensor

The invention provides a stretchable multi-core conductive element. The stretchable multi-core conductive element comprises an inner-layer stretchable wire and an outer-layer stretchable wire, the inner-layer stretchable wire is composed of more than one stretchable wire unit which is insulated from each other; each stretchable wire unit takes liquid metal as a central conductor, and the peripheryof each stretchable wire unit is coated with an elastic insulating layer; in addition, the stretchable wire units are arranged together in parallel or connected together in a sleeved mode in the length direction; the outer-layer stretchable wire is composed of an elastic conductive material and an elastic insulating material. The elastic conductive material wraps the periphery of the inner-layerstretchable wire to form a shielding layer, and the elastic insulating material wraps the periphery of the shielding layer to form a protective layer. The stretchable multi-core conductive element issimple in structure and easy to manufacture, has high conductivity and high stretchability, can be used as a stretchable cable and a stretchable capacitance sensor, and has a good application prospect.
Owner:NINGBO ELASTECH CO LTD

Electric energy transmission device and electric vehicle charging system

PendingCN113192667ASafe bearerImprove the complexity of the preparation processCoupling device connectionsCharging stationsElectric vehicleElectric current flow
The invention provides an electric energy transmission device, and the device comprises a pipeline and a cooling unit; the pipeline comprises a pipeline, a first conductive terminal and a second conductive terminal; the first conductive terminal and the second conductive terminal are tightly assembled at the two ends of the pipeline; the cooling unit is communicated with the pipeline, the pipeline of the cooling unit and the pipeline of the pipeline form a closed annular pipeline, and conductive liquid is arranged in an inner cavity of the annular pipeline. The electric energy is transmitted in the pipeline through the conductive liquid, and the conductive liquid circularly flows in the pipeline and flows through the cooling unit to realize heat exchange, so the conductive liquid can cool the first conductive terminal and the second conductive terminal while transmitting the electric energy, the cooling efficiency is improved, and a larger current can be safely borne; and the problem of complex manufacturing process of the existing power wire harness is also improved. The invention further relates to an electric automobile charging system adopting the electric energy transmission device, high-power charging of an electric automobile is safely achieved, meanwhile, the flexibility of a charging gun cable is improved, and easy charging operation is facilitated.
Owner:JIANGLING MOTORS

Self-repairing liquid metal flexible electronic material capable of being completely recycled, and preparation method and application thereof

PendingCN114068072AExcellent resistance to mechanical damageSimple methodLamination ancillary operationsLiquid conductorsDisulfide bondingLiquid state
The invention provides a self-repairing liquid metal flexible electronic material capable of being completely recycled, and a preparation method and application thereof, and belongs to the technical field of electronic materials. The self-repairing liquid metal flexible electronic material has a three-layer structure, the lower layer and the upper layer are made of a base material, and the middle layer is liquid metal; and the base material is a self-repairing polymer containing a disulfide bond. According to the electronic material, interaction between liquid metal and the flexible base material is achieved through the plasma surface treatment technology, and dual repairing of acting force, mechanical performance and electrical performance is achieved. Meanwhile, the self-repairing liquid metal flexible electronic material and an electronic device prepared from the self-repairing liquid metal flexible electronic material are low in cost and simple and convenient to operate; in addition, the electronic material disclosed by the invention has complete recoverability and is green and environment-friendly. The self-repairing liquid metal flexible electronic material and the electronic device prepared from the self-repairing liquid metal flexible electronic material are easy to popularize and apply on a large scale and have a good application prospect.
Owner:SICHUAN UNIV

Liquid cable

The invention provides a liquid cable, which comprises: an elastic sealing pipe of which the end part is provided with a wiring terminal; a plurality of insulators sequentially arranged in a pipe cavity of the elastic sealing pipe at intervals and dividing the pipe cavity of the elastic sealing pipe into a plurality of sub-pipe cavities; a conductive liquid, wherein the elastic sealing pipe is filled with the conductive liquid, and the conductive liquid expands the elastic sealing pipe, so that a gap is formed between the inner wall of the elastic sealing pipe and an insulator, and the adjacent sub-pipe cavities are communicated. Under the condition that the elastic sealing pipe leaks, the elastic sealing pipe contracts and is attached to the insulator so as to cut off the adjacent sub-pipe cavities. According to the invention, under the condition that the liquid cable leaks, a communication path of the conductive liquid in the adjacent sub-tube cavities can be cut off, then the conductive path is cut off, and safety accidents are avoided.
Owner:CHANGZHENG ENG

Electronic assembly, manufacturing method thereof, stretchable wire and manufacturing method of stretchable wire

The invention provides an electronic assembly, a manufacturing method thereof, a stretchable wire and a manufacturing method of the of stretchable wire. The manufacturing method of the electronic assembly comprises the following steps of: forming an elastic substrate with a pipeline space; injecting a conductive substance into the pipeline space; stretching the elastic substrate into which the conductive substance is injected; and forming an electronic component on one side of the stretched elastic substrate. According to the manufacturing method of the electronic assembly provided by the invention, the problem that an ultra-thin and ultra-thin stretchable wire is difficult to form effectively can be solved to a certain extent.
Owner:SHENZHEN ROYOLE TECH CO LTD

Liquid metal flexible cables for high DC current

The invention relates to the technical field of cables, and provides a liquid metal flexible cable for a direct current high current. The cable comprises a flexible pipeline group and two conductive units, wherein the interior of each conductive unit is provided with a liquid metal flow channel; the flexible pipeline group comprises two flexible pipelines; one ends of the two flexible pipelines are communicated with an inlet and an outlet of one of the liquid metal flow channels respectively, and the other ends are communicated with the inlet and the outlet of the other liquid metal flow channel respectively; a plurality of permanent magnet pairs are arranged on the liquid metal flow channels along the length direction of the liquid metal flow channels; each permanent magnet pair comprisestwo permanent magnets which are arranged on the upper side and the lower side of each liquid metal flow channel respectively, and the N poles and the S poles of the two permanent magnets are oppositely arranged. According to the cable, high conductivity is ensured, and the continuously flowing liquid metal can also be used for heat dissipation. In addition, the liquid metal has high flexibility and deformability, so that the flexibility of the cable is greatly improved; and the liquid metal is easy to recycle, so that the loss is extremely low.
Owner:空间液金技术研究(昆山)有限公司

Civilian water conductor wire

The invention relates to a civilian water conductor wire. Conductive cores are closely arranged on the inner surface of an insulation layer; the conductive cores form a circular cavity; the circular cavity is internally equipped with a conductive solution; the insulation layer is externally wrapped an anti-corrosion fastening layer; the anti-corrosion fastening layer is externally provided with asolution collection tank; the solution collection tank is connected with the anti-corrosion fastening layer through a stainless steel frame; the bottom top surface of the solution collection tank is provided with a group of leakage holes; the bottom end of the solution collection tank is filled with a conductive solution neutralization solution; and the solution collection tank is externally provided with an insulated heat-insulation layer. The invention is used for the civilian water conductor wire.
Owner:陈瑞

Novel cable and method for relieving ablation of cable buffer layer

The invention relates to a novel cable and a method for relieving ablation of a cable buffer layer. According to the method, conductive liquid is filled between the aluminum sheath and the insulation shielding layer. The problem of ablation of the buffer layer can be effectively solved, and the service life of the high-voltage crosslinked polyethylene cable is prolonged.
Owner:XIAMEN ELECTRIC POWER SUPPLY COMPANY OF STATE GRID FUJIAN ELECTRIC POWER +2
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