graphite coating comprise

US3852107A - Protection of graphite electrodes - Google ...

Coatings comprise a matrix-forming material with a melting point of less than 1,000*C and a refractory filler. Graphite Electrodes are protected by coatings which do not extend over the parts of the electrode which fit in the clamps. Coatings comprise a matrix-forming material with a melting point of less than 1,000*C and a refractory filler.

Method of making graphite-coated particulate materials ...

Feb 23, 2010· An coated particulate is provided with a graphite-impregnated resin coating. The oil field particulates may comprise any of gravel-pack sand, granular betonite, ground Gilsonite, calcium carbonate, glass beads, rock wool, shredded paper, metal spheres, ceramic beads, nut hulls, ground rubber, plastic beads, muscovite mica, calcined petroleum coke, and perlite.

Determining The Thermal Conductivity Of A ... - Thermtest Inc.

Low thermal conductivity is an essential characteristic of these products. In 2013, Gardelle et al. undertook a study to create a protective coating that would outperform intumescent paint (Figure 1), the current industry favorite, by adding expandable graphite (EG) to a curable silicone based coating.

Preparation and characterization of dense graphite/glassy ...

dense graphite/glassy carbon composite coating with low gas permeability was introduced. In this composite coating, small graphite particles acting as second phase were wrapped by glassy carbon matrix. The composite coatings with different mass fractions of graphite particles were prepared.

Stub Graphite Coating and Drying | VHE

VHE's Anode Stub Graphite Coating Systems comprise a graphite coating tank and a drying system. The coating tank contains an aqueous graphite suspension and is elevated to the anode rod by hydraulic or pneumatic rams such that the anode stubs are partially immersed in the graphite mixture.

HARD COATINGS CONTAINING GRAPHENIC CARBON PARTICLES …

Sep 18, 2014· The present invention relates to hard coatings containing graphenic carbon particles. ... the resultant coatings comprise a continuous matrix of the cured resin with graphenic carbon particles dispersed therein. ... less than 5 weight percent or less than 1 weight percent of the coating. If graphite is present, it is typically in an amount less ...

Graphite-coated particulate materials - Superior Graphite Co.

Jul 22, 2008· An coated particulate is provided with a graphite-impregnated resin coating. The oil field particulates may comprise any of gravel-pack sand, granular betonite, ground Gilsonite, calcium carbonate, glass beads, rock wool, shredded paper, metal spheres, ceramic beads, nut hulls, ground rubber, plastic beads, muscovite mica, calcined petroleum coke, and perlite.

Complex Protective Coatings for Graphite and Carbon …

meters and compositions of heat-resistant coatings for graphite and carbon-carbon composites. The data reported concern the resistance of such protective coatings in air at temperatures up to 2273 K and in the high-speed flows of oxidizing gas media taking place in the spacecraft equip-

EZ-Slide Graphite Based Coating, 1 gal. at Tractor Supply Co.

Aug 28, 2018· Find EZ-Slide Graphite Based Coating, 1 gal. in the Tractor & Automotive Paint category at Tractor Supply Co.Use EZ-Slide Graphite Based Coating

Dry lubricant - Wikipedia

Dry lubricants or solid lubricants are materials that, despite being in the solid phase, are able to reduce friction between two surfaces sliding against each other without the need for a liquid oil medium.. The two main dry lubricants are graphite and molybdenum disulfide.They offer lubrication at temperatures higher than liquid and oil-based lubricants operate.

US Patent Application for COATINGS FOR GLASS-SHAPING …

Examples of such coatings can contain layers that are made of these two different deposited materials, e.g., comprise, consist of, or consist essentially of these two different materials, applied directly to the surface of the graphite mold body.

Coating method for graphite(Patent) | DOE Patents

A method of limiting carbon contamination from graphite ware used in induction melting of uranium alloys is provided comprising coating the graphite surface with a suspension of Y.sub.2 O.sub.3 particles in water containing about 1.5 to 4% by weight sodium carboxymethylcellulose ...

COATING COMPOSITIONS COMPRISING POLYUREA AND GRAPHITE ...

Dec 22, 2011· The present invention is directed to a coating composition comprising polyurea or, polyurea and polyurethane, and flame retardant. The polyurea is formed from a reaction mixture comprising an isocyanate component; an amine component; and a flame retardant material comprising graphite in the isocyanate and/or amine components.

US8808850B2 - Water resistant intumescent fire retardant ...

A fire retardant intumescent coating composition is disclosed, which includes expandable graphite, an aromatic polyamine resin, and a phosphorous-containing compound. An overlay for applying to a wood substrate is also disclosed, which includes a core layer comprising a substrate and a resin composition, a top layer on one side of the core layer comprising the fire retardant intumescent ...

High Temp Coatings and adhesives - supplier of graphite ...

High Temp Coatings and adhesives. High temperature graphite adhesives are unique inorganic formulations for bonding and sealing graphites in design, process and maintenance applications to 5400°F. Graphite based coatings, rated for temperatures up to 2200°F.

US Patent for Process for preparing anticorrosive coatings ...

Apr 30, 2013· A process for preparing an anticorrosive coating includes providing a substrate, providing a sacial metal particle, chemically binding a graphitic material to a first molecule comprising a first group, a first spacer, and a second group, chemically binding said graphitic material to a second molecule comprising a third group, a second spacer, and a fourth group, wherein said third group ...

Coating Applications - Thermal Spray Society

Coating Applications. Thermal spray coatings for soft bearing surfaces allow the embedding of abrasive particles and permit deformation to accommodate some misalignment of the bearing surfaces. These surfaces require adequate lubrication and should be low in cost as they wear in preference to the mating surface which are usually very much harder.

Graphene nanocomposite coatings for protecting low …

A scalable roller-coating approach adapts new materials to solving persistent corrosion problems using existing manu-facturing methods. Graphene nanocomposite coatings for protecting low-alloy steels from corrosion A ceramic engineer or scientist unfortunately must admit that there is an unwelcome member of the fam-

Patents Assigned to Superior Graphite Co. - Justia Patents ...

Dec 26, 2013· Abstract: An coated particulate is provided with a graphite-impregnated resin coating. The oil field particulates may comprise any of gravel-pack sand, granular betonite, ground Gilsonite, calcium carbonate, glass beads, rock wool, shredded paper, metal spheres, ceramic beads, nut hulls, ground rubber, plastic beads, muscovite mica, calcined ...

US20130065074A1 - Graphite oxide-containing resin ...

In an embodiment, the method for preparing the graphite oxide-containing resin composite using the graphite oxide-containing resin formulation may comprise: coating the graphite oxide-containing resin formulation to metal foils, such as copper foils followed by a laminating process at a temperature of approximately 190-210° C., such as 200° C ...

Putting graphite coatings on - Finishing

A. Graphite coatings can withstand very high temperatures and provide corrosion resistance because it's very hydrophobic, the coating can be applied by spray or brush on methods, you may want to research on Dry Graphite lubricants. Marvin Sevilla - Managua Nicaragua

Pencil - Wikipedia

Residual graphite from a pencil stick is not poisonous, and graphite is harmless if consumed. Although lead has not been used for writing since antiquity, lead poisoning from pencils was not uncommon. Until the middle of the 20th century the paint used for the outer coating could contain high concentrations of lead, and this could be ingested ...

US7666469B2 - Method of making graphite-coated particulate ...

An coated particulate is provided with a graphite-impregnated resin coating. The oil field particulates may comprise any of gravel-pack sand, granular betonite, ground Gilsonite, calcium carbonate, glass beads, rock wool, shredded paper, metal spheres, ceramic beads, nut hulls, ground rubber, plastic beads, muscovite mica, calcined petroleum coke, and perlite.

Patents by Inventor Frank A. Wawrzos - Justia

Mar 15, 2013· Abstract: An coated particulate is provided with a graphite-impregnated resin coating. The oil field particulates may comprise any of gravel-pack sand, granular betonite, ground Gilsonite, calcium carbonate, glass beads, rock wool, shredded paper, metal spheres, ceramic beads, nut hulls, ground rubber, plastic beads, muscovite mica, calcined petroleum coke, and perlite.

Anode Stub Graphite Coating System | Aluminium ...

Jul 25, 2011· VHE's Anode Stub Graphite Coating Systems comprise a graphite coating tank and a drying system. The coating tank contains an aqueous graphite suspension and is elevated to the anode rod by hydraulic or pneumatic rams such that the anode stubs are partially immersed in the graphite …

Oxidation resistant zirconium diboride–silicon carbide ...

Apr 25, 2015· A SiC coating on graphite substrate was prepared by Zhu et al., and a SiC/Si–MoSi 2 coating was prepared on different ... respectively. It also can be seen from the fracture surface that ZS20, ZS40 and ZS50 coatings comprise of a dense inner SiC coating and loose outer ZrB 2 –SiC coating, whereas no inner SiC coating could be seen clearly ...

Graphite Machining | Coidan Graphite

We have the necessary expertise to undertake the design, manufacture and machining of complex components made from carbon and graphite materials. Our product portfolio is complemented by finishing options such as ceramic coating, graphite resin impregnation and graphite purification.