آخرین محصولات
US Patent for Potato-shaped graphite particles with low impurity …
Natural graphite is used comprising, particles with initial size of 375 μm, purity rate 98% and in the shape of flakes. The specific surface area of this graphite is around 1 m 2 /g. In a first step, the particles are reduced to 20 μm by jet milling. In a second step, the particles are cut to 10 μm in spherical shape by attrition.
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PREPARATION OF ARTICLES COMPRISING GRAPHITIC PARTICLES
13. A method as claimed in claim 1, in which the porous body is a composite comprising carbon particles, graphite particles, or mixtures thereof. 14. A method as claimed in claim 1, further comprising the step of carbonizing the resin. 15. A composite article formable by the method of claim 1, comprising a sliding surface, and comprising …
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Graphite Particle-Size Induced Morphological and
Our test matrix comprises electrode formulations with four different kinds of graphite and two different Si contents (5 wt% & 20 wt%). We will show how different …
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WO2003007406A2
The carbon particles include expanded graphite particles and non-expanded graphite particles. The expanded graphite particles have a kerosene absorption greater than about 2.7 milliliters per gram. WO2003007406A2 - Primary alkaline battery comprising a cathode with graphite particles - Google Patents
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Carbon-coated silicon oxide/graphite composite particles, methods …
The present disclosure relates to novel particulate composite materials comprising a graphitic core particle associated with SiO X nanoparticles (0.2≤X≤1.8), and coated by a layer of non-graphitic carbon, e.g., pyrolytic carbon deposited by chemical vapor deposition (CVD). Also included are processes for making such particles as well as uses and …
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US20090305052A1
A process for preparing the aqueous graphite dispersion of claim 1 comprising dissolving the stabilizers in water one after another under stirring and adding the graphite particles under stirring. 14. The process of claim 13, wherein stirring is effected with a vane stirrer or propeller stirrer. 15.
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Drilling fluids comprising sized graphite particles
Drilling fluid systems, graphite particle mixtures, and methods for use thereof including: (a) drilling fluid systems having effective rheology and lubricity properties comprising a suspension of graphite particles having a particle size distribution sufficient to permit greater than 65 wt. % of the graphite particles to pass through a shaker screen having …
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Carbon-based direct plating process
A method of preparing a non-conductive substrate to allow metal plating thereon. The method includes the steps of a) contacting the non-conductive substrate with a conditioner comprising a conditioning agent; b) applying a carbon-based dispersion to the conditioned substrate, wherein the carbon-based dispersion comprises carbon or …
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CN107922666B
The present invention provides a method of preparing an article having a sliding surface and comprising graphite particles, the method comprising the steps of: i) impregnating the open pores in the porous body with a resin comprising graphite particles; and ii) hardening the resin.
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Focus Graphite : Grafoid and Focus Graphite Announce …
KINGSTON, ONTARIO, March 1, 2021 - Grafoid Inc. ('GRAFOID') and Focus Graphite Inc. (TSXV: FMS) (the 'Company' or 'Focus Graphite'), jointly announced today the submission of a Provisional Patent Application titled: 'Advanced Anode Material Comprising Spheroidal Silicon Enhanced Graphite Particles And Process For Making …
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US7754332B2
US10/541,627 Thermal insulation structures comprising layers of expanded graphite particles compressed to different densities and thermal insulation elements made from these structures Expired - Fee Related US7754332B2 (en)
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Multiscale dynamics of charging and plating in graphite …
In this study, we present comprehensive investigation employing operando high-resolution optical microscopy combined with non-equilibrium thermodynamics …
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Graphite Particle, Carbon-Graphite Composite Particle and Their
35. A carbon-graphite composite particle comprising a graphite particle set forth in claim 26 and a carbon layer covering the surface of the graphite particle, which has an average particle diameter of 5 to 50 μm and wherein one or more recesses having a depth of 0.1 to 10 μm are formed in the surface.
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The Nature of Metastable AA' Graphite: Low …
The universal graphite structure is synthesized at 2,600~3,000 °C and exhibits a micro-polycrystalline feature. In this paper, we provide evidence for a metastable form of graphite with an AA'...
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Variation in size of graphite particles and its cascading …
Graphite particles possess a layer lattice structure which provides efficient lubrication and also enhanced thermal conductivity. The distribution of graphite particles …
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Coated graphite particles, silver-coated graphite mixed powder …
The present invention relates to a silver-coated graphite mixed powder (mixed powder) comprising silver-coated graphite particles having graphite particles and silver coated on the surfaces of the graphite particles, wherein the silver-coated graphite mixed powder is dissolved in nitric acid, Wherein the content of silver is 5 mass% or more and 90 …
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Grafoid and Focus Graphite Announce Submission of Provisional …
Submission reinforces Grafoid's status as an industry-leading R&D Company that produces economically scalable graphene for use in development applications by leading corporations and institutions ...
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CA2521749C
Drilling fluid systems, graphite particle mixtures, and methods for use thereof including: (a) drilling fluid systems having effective rheology and lubricity properties comprising a suspension of graphite particles having a particle size distribution sufficient to permit greater than 65 wt.% of the graphite particles to pass through a shaker screen having a …
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CA2839135A1
An article comprising expandable graphite particles, said expandable graphite particles having: a nominal particle size between about 100 and 200 US mesh; a chromium content of less than about 100 ppm; and an expansion of about 80 cc/g or greater when heated at about 500°C. 2. The article of claim 1, wherein said expandable graphite particles ...
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(PDF) Graphite Particle-Size Induced Morphological and …
Graphite Graphite Particle-Size Induced Morphological and Performance Changes of Graphite–Silicon Electrodes Journal of The Electrochemical Society License CC BY 4.0 Authors: Fabian Jeschull...
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US10573416B2
Nuclear fuel particle having a pressure vessel comprising layers of pyrolytic graphite and silicon carbide Applications Claiming Priority (2) Application Number Priority Date Filing Date Title; US201662314702P: ... Pyrolytic graphite and nuclear fuel particles coated therewith US3649452A (en) * : : Atomic Energy Commission ...
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Improving Separation Efficiency in End-of-Life Lithium-Ion …
a model black mass, comprising fully liberated LMOs and graphite particles. In addition, ultrafine hydrophilic particles were added to the flotation feed as an entrainment tracer, showing that the LMO recovery in overflow products is a combination of entrainment and true flotation mechanisms.
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About Us – Soonhi Graphite Electrode
The graphite electrode is made of high-class petroleum coke and needle coke as main raw material and coal tar as binder. It is made by raw material calcining, batching, mixing, …
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CA2521749A1
Drilling fluid systems, graphite particle mixtures, and methods for use thereof including: (a) drilling fluid systems having effective rheology and lubricity properties comprising a suspension of graphite particles having a particle size distribution sufficient to permit greater than 65 wt.% of the graphite particles to pass through a shaker screen having a …
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US20140057166A1
US20140057166A1 US13/985,611 US201213985611A US2014057166A1 US 20140057166 A1 US20140057166 A1 US 20140057166A1 US 201213985611 A US201213985611 A US 201213985611A US 2014057166 A
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Modified Natural Graphite Particles
Carbon-deposited graphite particles comprising modified natural graphite particles as claimed in claim 1 and a carbonaceous material adhering to at least a portion of the surface of the graphite particles. US14/110,240 Modified Natural Graphite Particles Abandoned US20140093781A1 (en)
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Performance of Cast Iron under Thermal Loading: Effect of Graphite
These RVEs comprise a ferritic matrix enveloping a single graphite particle, represented as an ellipse. The developed numerical strategy allows a parametric analysis of the effects of graphite ...
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CN101309859B
CN101309859B CN2006800362877A CN200680036287A CN101309859B CN 101309859 B CN101309859 B CN 101309859B CN 2006800362877 A CN2006800362877 A CN 2006800362877A CN ...
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The effect of graphite on the mechanical properties of cast irons
The elastic properties of cast iron are calculated by treating it as a two-phase composite material comprising anisotropic randomly oriented graphite particles embedded in an iron matrix. Estimates based upon Voigt and Reuss approximations, which represent upper and lower bounds for the graphite influence, are compared with results …
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Method for producing graphite particles
[Problem] To provide a method that is for producing graphite particles usable as an electrode material, and that enables carbon dioxide to be used as a material. [Solution] This method for producing graphite particles comprises: (a) a step for preparing an electrolytic bath comprising a molten salt including carbonate ions; (b) a step for disposing a …
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