H01B1/18

Electrode material comprising graphene-composite materials in a graphite network
09728773 · 2017-08-08 · ·

A durable electrode material suitable for use in Li ion batteries is provided. The material is comprised of a continuous network of graphite regions integrated with, and in good electrical contact with a composite comprising graphene sheets and an electrically active material, such as silicon, wherein the electrically active material is dispersed between, and supported by, the graphene sheets.

METHODS FOR PREPARING A CARBON NANOTUBE CONDUCTIVE BALL AND A CARBON NANOTUBE BALL CONDUCTIVE ADHESIVE
20170260426 · 2017-09-14 ·

The present disclosure provides a method for preparing a carbon nanotube conductive ball and a method for preparing a carbon nanotube ball conductive adhesive. The method for preparing the carbon nanotube conductive ball integrates the advantages of stability of polymer microsphere and SiO.sub.2 microsphere, and high conductivity of carbon nanotube, by applying polymer microsphere or SiO.sub.2 microsphere as matrix, and plating carbon nanotube material to obtain the spherical carbon nanotube conductive ball. The method is simple, low equipment requirements, abundant raw materials, low cost, and high efficiency, the particle size of the carbon nanotube conductive ball is controllable, the material stability and conductivity of the carbon nanotube conductive ball are excellent. The method for preparing the carbon nanotube ball conductive adhesive adopts carbon nanotube as an electrically conducting particle, which replaces the commonly used conductive gold ball in TFT-LCD field, the disadvantages in traditional conductive adhesive such as high filling content, expensive price, complicated preparation process, environmental pollution, and so on are solved. Besides, the carbon nanotube ball conductive adhesive also has a great prospect in ultra-fine circuit connections.

Hybrid cables comprising carbon nanotubes utilized to transmit power

A hybrid cable may include a central strength member and a plurality of buffer tubes helically wrapped around the central member. Each of the plurality of buffer tubes may house at least one optical fiber, and an outer jacket may surround the plurality of buffer tubes and the central strength member. Additionally, the central strength member may include one or more carbon nanotubes capable of transmitting a power signal.

Hybrid cables comprising carbon nanotubes utilized to transmit power

A hybrid cable may include a central strength member and a plurality of buffer tubes helically wrapped around the central member. Each of the plurality of buffer tubes may house at least one optical fiber, and an outer jacket may surround the plurality of buffer tubes and the central strength member. Additionally, the central strength member may include one or more carbon nanotubes capable of transmitting a power signal.

LIQUID SILICONE RUBBER COMPOSITION

Addition curing electrically conductive liquid silicone rubber (LSR) compositions, their methods of preparation, and cured elastomeric products made from the compositions are provided. The compositions are cured to form elastomeric products suitable for high voltage applications such as cable joints, cable terminal applications, cable accessories and connectors. In general, the composition comprises: (a) at least one polydiorganosiloxane having at least two alkenyl groups per molecule: (b) at least one organohydrogenpolysiloxane: (c) at least one reinforcing filler: (d) at least one hydrosilylation catalyst: and (e) an electrically conductive filler. Component (e) comprises: (i) extra conductive carbon black: and (ii) single walled carbon nanotubes.

LIQUID SILICONE RUBBER COMPOSITION

Addition curing electrically conductive liquid silicone rubber (LSR) compositions, their methods of preparation, and cured elastomeric products made from the compositions are provided. The compositions are cured to form elastomeric products suitable for high voltage applications such as cable joints, cable terminal applications, cable accessories and connectors. In general, the composition comprises: (a) at least one polydiorganosiloxane having at least two alkenyl groups per molecule: (b) at least one organohydrogenpolysiloxane: (c) at least one reinforcing filler: (d) at least one hydrosilylation catalyst: and (e) an electrically conductive filler. Component (e) comprises: (i) extra conductive carbon black: and (ii) single walled carbon nanotubes.

Angstrom-scale nanowire arrays in zeolite

A composite material of Angstrom-scale nanowire arrays in zeolite and its fabrication methods are provided. The zeolite can be prepared by a hydrothermal method and the Angstrom-scale nanowire arrays can be prepared by using zeolite as a template. The zeolite can have porous structures with an average pore size of 0.74 nm and the plurality of nanowires can have an average diameter smaller than 1 nm and can be dispersed on internal or external surfaces of the porous structures. The Angstrom-scale nanowire arrays can be made of aluminum (Al), gallium (Ga), zinc (Zn), or carbon (C). A composite material of the Angstrom-scale aluminum (Al), gallium (Ga), or zinc (Zn) nanowire arrays in zeolite can exhibit characteristics of one-dimensional (1D) superconductor.

Angstrom-scale nanowire arrays in zeolite

A composite material of Angstrom-scale nanowire arrays in zeolite and its fabrication methods are provided. The zeolite can be prepared by a hydrothermal method and the Angstrom-scale nanowire arrays can be prepared by using zeolite as a template. The zeolite can have porous structures with an average pore size of 0.74 nm and the plurality of nanowires can have an average diameter smaller than 1 nm and can be dispersed on internal or external surfaces of the porous structures. The Angstrom-scale nanowire arrays can be made of aluminum (Al), gallium (Ga), zinc (Zn), or carbon (C). A composite material of the Angstrom-scale aluminum (Al), gallium (Ga), or zinc (Zn) nanowire arrays in zeolite can exhibit characteristics of one-dimensional (1D) superconductor.

ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME

Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.

ORGANIC SUBLIMABLE MATERIAL-ASSISTED ELECTRODES

A method of making a porous film includes disposing a slurry on a substrate, solidifying the slurry to yield a film on the substrate, and subliming the organic sublimable material to yield the porous film on the substrate. The slurry includes an electrochemically active material, an electrically conductive material, and a binder dispersed in an organic sublimable material. The electrochemically active material and the electrically conductive material are different.

A slurry includes a solid component including an electrochemically active material, an electrically conductive material, and a binder; and a liquid component including an organic sublimable material, wherein the electrochemically active material and the electrically conductive material are different, and the solid component is dispersed in the liquid component.