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Sorbent compositions having pneumatic conveyance capabilities
Fluid sensor chip and method for manufacturing the same
|| List of recent Graphite-related patents
| Apparatus and methods for processing exfoliated graphite materials|
Methods and apparatus for processing flexible graphite sheet material involve patterning the material, on at least one major surface, prior to further processing of the material such as densification, lamination, folding or shaping into three-dimensional structures. For densification and lamination, the patterning is selected to facilitate the removal of air from the flexible graphite sheet material during the densification and lamination process.
| Heat radiation member for electronic device|
A heat radiation member for an electronic device includes: a housing comprising an internal cavity; graphite in the internal cavity; and one or more spring members in the internal cavity and overlapping the graphite.. .
| Non-aqueous electrolyte secondary battery|
A non-aqueous electrolyte secondary battery comprising a positive electrode plate, a negative electrode plate, a separator, and a non-aqueous electrolyte, and the negative electrode active material is a mixture of a graphite material, and silicon or a silicon compound, and the separator is a polyolefin microporous film, which contains polyethylene as an essential component and is formed of a multilayer film having at least two layers, and the separator contains inorganic particles at least in the surface layer on the side facing the negative electrode plate.. .
| Fluid sensor chip and manufacturing the same|
A fluid sensor chip includes an isolator substrate including amorphous carbon, an electrical conductor including graphite and an active material including graphene or carbon nanotubes.. .
| Non-metallic and non-magnetic pneumatic actuator|
A non-metallic and non-magnetic pneumatic actuator is revealed herein to have a piston rod and an end cap both made of ptfe, a cylinder made of ptfe and graphite, a cushion, and at least one sealing piece. The non-metallic and non-magnetic pneumatic actuator can work in the strong magnetic fields, electromagnetic interference or metal prohibited environment..
| Thermally conductive plastic compositions, extrusion making thermally conductive plastics|
A thermally conductive filler composition and a resin composition comprising such filler compositions. The filler composition comprises a blend of a boron nitride, a graphite, or a combination thereof, a talc, and optionally a silane.
| Pressure-sensitive adhesives including expandable graphite|
A building material comprising a substrate layer and a pressure-sensitive adhesive layer, where the pressure-sensitive adhesive layer includes expandable graphite.. .
| Graphite-mediated control of static electricity on fiberglass|
A fiberglass material contains glass fibers having graphite evenly distributed thereon. The graphite provides a coating that makes the fiberglass material substantially free of static electricity.
| Chemical stabilization of graphite surfaces|
Embodiments of a device, or a component of a device, including a stabilized graphite surface, methods of stabilizing graphite surfaces, and uses for the devices or components are disclosed. The device or component includes a surface comprising graphite, and a plurality of haloaryl ions and/or haloalkyl ions bound to at least a portion of the graphite.
| Sorbent compositions having pneumatic conveyance capabilities|
A sorbent composition such as for the removal of a contaminant species from a fluid stream, a method for manufacturing a sorbent composition and a method for the treatment of a flue gas stream to remove heavy metals such as mercury (hg) therefrom. The sorbent composition includes a porous carbonaceous sorbent such as powdered activated carbon (pac) and a solid particulate additive that functions as a flow-aid to enhance the pneumatic conveyance properties of the sorbent composition.
Draft tube fluidized bed reactor for deposition of granular silicon
A granular fluidized bed reactor (fbr) for production of high purity silicon is described. The fbr uses a draft tube to promote internal circulation while minimizing voids in the fluidized bed, one significant cause of dust formation.
Battery half cell, a battery and their manufacture
There is provided a battery and battery half cell comprising at least one carbon fiber as negative electrode, said carbon fiber comprising a plurality of layers with carbon atoms having graphite structure, said plurality of layers having an ability of intercalating metal ions, said carbon fiber at least partially coated with at least one electrically insulating polymer layer acting as an electrolyte, wherein said insulating polymer layer has been applied with an electro-driven polymerization reaction, wherein said insulating polymer layer is permeable for metal ions, said insulating polymer layer having a stiffness of at least 0.5 mpa, said insulating polymer layer having an ionic conductivity of at least 10−10 s/m and an electrical resistivity of at least 1010Ω m, said insulating layer has a thickness in the interval 10-200 nm. Advantages include possibility to utilize thin layers of electrolytes without creating large ohmic losses, structural batteries can comprise carbon fibers..
Swerea Sicomp Ab
Sealed nonaqueous electrolyte secondary battery and producing same
The sealed nonaqueous electrolyte secondary battery includes a nonaqueous electrolyte containing a gas generator that is decomposed to generate a gas when a prescribed battery voltage is exceeded, and a battery case that includes a current interrupt device that operates when the pressure within the battery case rises accompanying the gas generation. A positive electrode (10) has a positive electrode mixture layer (14) that contains at least a positive electrode active material (16).
Toyota Jidosha Kabushiki Kaisha
Structural battery half cell, a structural battery and their manufacture
There is provided a battery and battery half cell comprising at least one carbon fiber as negative electrode, said carbon fiber comprising a plurality of layers with carbon atoms having graphite structure, and ability of intercalating metal ions, said carbon fiber having a strength of at least 1 gpa and a stiffness of at least 100 gpa in the longitudinal direction of said carbon fiber, said carbon fiber at least partially coated with at least one electrically insulating polymer layer acting as an electrolyte, wherein said insulating polymer layer is permeable for metal ions, and has a stiffness of at least 0.5 mpa, an ionic conductivity of at least 10−10 s/m and an electrical resistivity of at least 1010 Ωm, said insulating layer a thickness in the interval 10-200 nm. Advantages include possibility to utilize thin layers of electrolytes without creating large ohmic losses, structural batteries can comprise carbon fibers..
Swerea Sicomp Ab
Negative active material for lithium secondary battery, preparing the same, negative electrode comprising the same, and lithium secondary battery comprising same
The present invention relates to a negative active material for a rechargeable lithium battery, a method of manufacturing the negative active material, and a rechargeable lithium battery including the negative active material. The negative active material includes a first graphite particle including graphite pieces; and at least one second particle selected from the group consisting of an element particle, an element compound particle, a composite particle, and a carbon composite particle, and a combination particle thereof, wherein the element particle, the element compound particle, the composite particle, and the carbon composite particle are selected from the group consisting of si, sn, al, ge, pb, and combinations thereof; wherein each of the graphite pieces has a thickness ranging from 0.01 μm to 0.1 μm and the graphite pieces are linked to one another forming a curved side; and wherein the at least one second particle is dispersed between the graphite pieces..
Knu-industry Cooperation Foundation
A prepreg comprising a fibre reinforced curable resin, the prepreg containing electrically conductive particles in the range of from 0.5 to 10% by weight based on the resin, the electrically conductive particles comprising potato shaped graphite.. .
Hexcel Composites Limited
Container for molten metal, use of the container and determining an interface
A container for molten metal is provided with a temperature measuring device arranged in an opening of a container wall. The temperature measuring device has a protective sheath, which projects into the container and which is closed at its end arranged in the container.
Heraeus Electro-nite International N.v.
Sub-cooling system of a compression-refrigeration system
The present invention relates to a refrigeration facility and a method for maintaining the temperature of an isothermal enclosure (3) including: a refrigerating unit (5) comprising a compressor (7) driven by a heat engine (8) and an evaporator (13); and a 23 thermochemical cooling system (15) including a vessel (23) containing a liquefied gas capable, after evaporation, of combining with a reactive product, consisting of a mixture of a reactive salt and natural expanded graphite, contained in a reactor (17), the reaction product obtained being capable of being regenerated by a heating means, said cooling system including an evaporator (25) and a condenser (21). The facility is characterised in that: the evaporator (25) of said cooling system is in thermal contact with the refrigerant circuit of the refrigerating unit (5) upstream from the evaporator (13) thereof; the reactor of the cooling system is in thermal contact with a heating means using the heat energy dissipated by the heat engine during the operation thereof; the natural expanded graphite used has an apparent density of 100 to 120 kg/m3; and the weight percentage of the salt in the reactive product is of 50% to 75%..
Exfoliated graphite-resin composite material and producing the same
There is provided an exfoliated graphite-resin composite material that has high dispersibility in resins and the like and is easily handled. An exfoliated graphite-resin composite material in which exfoliated graphite and a resin form a composite.
Sekisui Chemical Co., Ltd.
Process for the preparation of expandable polystyrene
A process for the preparation of expandable polystyrene (eps) containing particles of carbon black and/or graphite is disclosed, comprising: (a) forming a masterbatch by adding carbon black and/or graphite to styrene polymer, (b) adding said masterbatch to an organic phase comprising styrene and optional comonomers, and heating the organic phase to a temperature between 30 and 90° c., (c) mixing the organic phase with an aqueous phase comprising water and suspending agents preheated to a temperature between 80 and 120° c. Which is higher than the temperature of the organic phase, and (d) polymerising in a suspension polymerisation reaction the styrene and optional comonomers contained in the mixed aqueous and organic phases, with an expanding agent being added before, during or after the polymerisation, wherein the styrene polymer in the masterbatch contains at least 1 000 ppm of dimers.
Ineos Europe Ag
Method for low-temperature preparation of graphene and of graphene-based composite material
Provided is a method for room-pressure and low-temperature preparation of graphene, comprising: heat treating a compound of graphite oxide and sulfuric acid in either room pressure or negative pressure at a temperature between 50 and 400° c., thus converting graphite oxide into graphene. Also provided is a method for low-temperature preparation of a graphene composite material.
Conductive circuit containing a polymer composition containing thermally exfoliated graphite oxide and making the same
A conductive circuit containing a polymer composite, which contains at least one polymer and a modified graphite oxide material, containing thermally exfoliated graphite oxide having a surface area of from about 300 m2/g to 2600 m2/g, and a method of making the same.. .
The Trustees Of Princeton University
Synthesis of molybdenum catalyst formulations for hydrogen generation
The inventions relate to a process for making a platinum-free metal oxide/graphene catalyst by simultaneous reduction of a metal salt and a graphite oxide into a metal oxide and graphene for hydrogen production. The process includes (i) mixing the metal salt and the graphite oxide (go) in water to form a metal salt-go composite; and (ii) irradiating the metal salt-go composite with focused solar light to spontaneously form the metal oxide/graphene catalyst..
Polyamide-imides, graphite films and preparation for the graphite film
Is provided. A graphite film prepared by performing a thermal treatment process on the polyamide-imide represented by the above-mentioned formula is also provided.
Method of fabricating graphite films
In a method of fabricating graphite films, mesophase pitch, a polymer material and an organic solvent are used to produce a carbon precursor slurry, and the carbon precursor slurry is coated to produce the graphite films. Since the method of using natural graphite as a raw material in production requires a number of purification processes to manufacture an expanded graphite powder before the graphite films can be produced, and thus the fabricating cost is very high, and other high-priced materials such as polyimide (pi) or graphene also will increase the total cost..
Chung-shan Institute Of Science And Technology, Armaments Bureau, M.n.d
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