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Graphite patents

      

This page is updated frequently with new Graphite-related patent applications.




 Dc plasma torch electrical power design method and apparatus patent thumbnailDc plasma torch electrical power design method and apparatus
A method and apparatus for operating a dc plasma torch. The power supply used is at least two times the average operating voltage used, resulting in a more stable operation of the torch.
Monolith Materials, Inc.


 Catalyst layer patent thumbnailCatalyst layer
A catalyst layer including: (i) a platinum-containing electrocatalyst; (ii) an oxygen evolution reaction electrocatalyst; (iii) one or more carbonaceous materials selected from the group consisting of graphite, nanofibres, nanotubes, nanographene platelets and low surface area, heat-treated carbon blacks wherein the one or more carbonaceous materials do not support the platinum-containing electrocatalyst; and (iv) a proton-conducting polymer and its use in an electrochemical device are disclosed.. .
Johnson Matthey Fuel Cells Limited


 Method for forming a semiconductor device and a semiconductor device patent thumbnailMethod for forming a semiconductor device and a semiconductor device
A method of forming a semiconductor device and a semiconductor device are provided. The method includes providing a wafer stack including a carrier wafer comprising graphite and a device wafer comprising a wide band-gap semiconductor material and having a first side and a second side opposite the first side, the second side being attached to the carrier wafer, defining device regions of the wafer stack, partly removing the carrier wafer so that openings are formed in the carrier wafer arranged within respective device regions and that the device wafer is supported by a residual of the carrier wafer; and further processing the device wafer while the device wafer remains supported by the residual of the carrier wafer..
Infineon Technologies Ag


 Method for forming a wafer structure, a  forming a semiconductor device and a wafer structure patent thumbnailMethod for forming a wafer structure, a forming a semiconductor device and a wafer structure
A method of producing a semiconductor device and a wafer structure are provided. The method includes attaching a donor wafer comprising silicon carbide to a carrier wafer comprising graphite, splitting the donor wafer along an internal delamination layer so that a split layer comprising silicon carbide and attached to the carrier wafer is formed, removing the carrier wafer above an inner portion of the split layer while leaving a residual portion of the carrier wafer attached to the split layer to form a partially supported wafer, and further processing the partially supported wafer..
Infineon Technologies Ag


 Apparatus generating extreme ultraviolet light and exposure system including the same patent thumbnailApparatus generating extreme ultraviolet light and exposure system including the same
An extreme ultraviolet (euv) light generation apparatus includes a source supplying unit in a chamber, the source supplying unit including a source material for generation of extreme ultraviolet light, a plasma generator to generate plasma from the source material, an optical unit in the chamber, and at least one protection film adjacent to the optical unit, the at least one protection film including at least one of graphite or graphene.. .
Samsung Electronics Co., Ltd.


 Coated fabrics including expandable graphite patent thumbnailCoated fabrics including expandable graphite
A coated fabric comprising a fabric substrate and a coating on said substrate, the coating comprising a binder and expandable graphite dispersed throughout the binder.. .
Firestone Building Products Co., Llc


 Lubrication-free piece for a railway device patent thumbnailLubrication-free piece for a railway device
The disclosure relates to a lubrication-free piece having a friction surface that rubs against a second surface, the lubrication-free piece having at least one structure made from spheroidal graphite cast iron or steel, the external surface of the piece including at least one layer of lubricating thermoplastic polymers, wherein the lubrication-free piece includes a nickel/aluminium-based intermediary layer between the spheroidal graphite cast iron or steel structure and the layer of lubricating thermoplastic polymers.. .
Vossloh Cogifer (sa)


 Artificial joint cup, magnetic control sputtering coating film device and preparation method thereof patent thumbnailArtificial joint cup, magnetic control sputtering coating film device and preparation method thereof
The present invention aims at improving and upgrading the conventional devices based on the low temperature magnetron sputtering coating devices. Starting from the material systems, the invention provides a new material system and a manufacturing method thereof based on a high molecular weight polyethylene joint cup to solve the poor binding force problem between the film and the matrix, and the problems of easy oxidization and carbonization of high molecular weight polyethylene with low temperature magnetron sputtering technologies at the same time.
Zhongao Huicheng Technology Co., Ltd.


 Fire retardant coating composition patent thumbnailFire retardant coating composition
A fire retardant, vapor impermeable coating composition is disclosed which is useful for protecting gypsum, wood, polyurethane, polystyrene, and other construction materials and surfaces, such as components for buildings. The composition does not require halogenated compounds and is considered environmentally friendly.
Gcp Appied Technologies Inc.


 Graphite exfoliation method patent thumbnailGraphite exfoliation method
A method of producing an aqueous dispersion of few-layer graphene nanosheets is disclosed, the method including: (a) mixing graphite particles with a perfluorosulfonate ionomer in an aqueous liquid, to form an aqueous dispersion of graphite particles; and (b) sonicating the aqueous dispersion of graphite particles to form an aqueous dispersion of few-layer graphene nanosheets, wherein the perfluorosulfonate ionomer is disposed as a thin and continuous layer on the few-layer graphene nanosheets. A composition is also disclosed, comprising an aqueous dispersion of a mixture of: (a) a perfluorosulfonate ionomer; and (b) a plurality of few-layer graphene nanosheets; wherein the perfluorosulfonate ionomer is disposed as a thin and continuous layer on the few-layer graphene nanosheets..
3m Innovative Properties Company


Heat radiating material comprising mixed graphite

Problem: a heat radiating material is provided to increase thermal conductivity in thickness direction by combining an expanded graphite and one or more kinds of thermally conductive fillers selected from a group consisting of artificial graphite, boron nitride, and milled pitch based carbon fiber, and also to enhance thermal conductivity in plane direction by sandwiching the mixture between sheet bodies. Solution: a heat radiating material consisting of a mixed graphite having a mixture of a filler and an expanded graphite, and a 10-100 micrometer thick sheet body, wherein the expanded graphite accounts for 70-95% of the entire mixed graphite, and wherein the mixed graphite and the sheet body are laminated..
Japan Matex Co., Ltd.

Multi-functional sheet for shielding electromagnetic waves and dissipating heat at high performance

Provided is a multi-functional sheet having both a function of surface-reflecting and absorbing electromagnetic waves and a function of dissipating heat. In a multi-functional sheet for shielding electromagnetic waves and dissipating heat at a high performance which is manufactured by pressing a metal layer to a graphite sheet, the metal layer is a metal sheet having a plurality of pores, the graphite sheet penetrates into the pores through pressing of rollers, a thickness of the metal sheet is made to be smaller through pressing of the rollers and sizes of the pores becomes smaller such that the metal sheet is coupled to the graphite sheet, and a depth by which the graphite penetrates into the pores through the pressing of the rollers is larger than 15% of the thickness of the metal sheet..
Rnu Co., Ltd

Electrolyte additives for lithium ion batteries

Improved nonaqueous electrolytes have been developed for lithium ion batteries. The electrolytes comprises a lithium salt, a nonaqueous carbonate solvent, and an additive mixture comprising at least one group a compound, at least one group b compound, and at least one group c compound wherein the group a compound is selected from the group consisting of vc and pes, the group b compound is selected from the group consisting of mmds, dtd, tms, es, and ps, and the group c compound is selected from the group consisting of ttsp and ttspi.
3m Innovative Properties Company

Broadband reduced graphite oxide based photovoltaic devices

The embodiments of the disclosure relate generally to photovoltaic devices with broad band absorption in the solar light spectrum incident to earth. The devices include integrated layers of graphite oxide and reduced graphite oxide, which exhibit intrinsic p/n junctions, which can be self-biasing and allow for production and separation of electron-hole pairs that can drive the current in the device.
Georgia Tech Research Corporation

Panel with fire barrier

An insulation panel includes a first non-steel based facing that is a combustible material, a glass-fleece based material, or a low melting temperature thin metal foil; an insulating foam layer; and a fire barrier layer adjacent to the first non-steel based facing and between the first non-steel based facing and the insulating foam layer. The fire barrier layer includes a dispersion of expandable graphite in a polyisocyanate polymer matrix and the amount of expandable graphite per unit area is at least 50 g/m2..
Dow Global Technologies Llc

Graphene and hexagonal boron nitride planes and associated methods

Graphene layers made of primarily sp2 bonded atoms and associated methods are disclosed. In one aspect, for example, a method of forming a graphite film can include heating a solid substrate under vacuum to a solubilizing temperature that is less than a melting point of the solid substrate, solubilizing carbon atoms from a graphite source into the heated solid substrate, and cooling the heated solid substrate at a rate sufficient to form a graphite film from the solubilized carbon atoms on at least one surface of the solid substrate.

Composite film and manufacturing the same, and organic light-emitting diode and packaging the same

The present disclosure discloses a composite film and a method for manufacturing the same, and an organic light-emitting diode and a method for packaging the same. The composite film comprises: a base membrane; a pdda layer, which is deposited on a first surface of the base membrane; a graphite oxide layer, which is deposited on the pdda layer; a monomolecular layer, which is self-assembled on a surface of the graphite oxide layer and is composed of a compound of formula i.
Ordos Yuansheng Optoelectronics Co., Ltd.

Method of infusing fibrous substrate with conductive organic particles and conductive polymer; and conductive fibrous substrates prepared therefrom

A method of infusing fibrous substrates with conductive organic particles (e.g. Graphene/graphite) and conductive polymer, and the resulting electrically conductive fibrous substrates prepared therefrom are disclosed.
The University Of Connecticut



Graphite topics:
  • Internal Combustion Engine
  • Optical Fiber
  • Fatty Acid
  • Combustion
  • Fatty Acid Amide
  • Circuit Board
  • Crystallin
  • Conductive Polymer
  • Polymer Binder
  • Carboxylic Acid
  • Contraction
  • Lithium Ion
  • Graphite Electrode
  • Homeopathic Medicine
  • Homeopathic


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    This listing is a sample listing of patent applications related to Graphite for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Graphite with additional patents listed. Browse our RSS directory or Search for other possible listings.


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