Entries |
Document | Title | Date |
20080197318 | HEAT TRANSPORT MEDIUM - Carbon nanotubes, which carry surface functional groups on side walls thereof relative to lengths thereof, and a dispersant are added to a base liquid to provide a heat transport medium capable of achieving high heat conductivity while suppressing an increase in kinetic viscosity. | 08-21-2008 |
20080302998 | Carbon nanoparticle-containing hydrophilic nanofluid with enhanced thermal conductivity - The present invention relates to a nanofluid that contains carbon nanoparticles, metal oxide nanoparticles and a surfactant in a thermal transfer fluid. The present invention also relates to processes for producing such a nanofluid with enhanced thermal conductive properties. | 12-11-2008 |
20090152491 | Thermally conductive resin compositions - Thermally conductive polymer resin compositions comprising polymer, spherical or granular shape thermally conductive filler, and platy thermally conductive filler, and optionally a polymeric toughening agent. The compositions are particularly useful for metal/polymer hybrid parts. | 06-18-2009 |
20100090156 | COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE, 2-CHLORO-2,3,3,3-TETRAFLUOROPROPANOL, 2-CHLORO-2,3,3,3-TETRAFLUORO-PROPYL ACETATE OR ZINC (2-CHLORO-2,3,3,3-TETRAFLUOROPROPOXY) CHLORIDE - Compositions comprising CF | 04-15-2010 |
20100133465 | DISPERSANT CONTAINING METAL COMPLEX FOR CARBON NANOTUBE - Disclosed is a composite formed by physical and chemical bonding of (a) a carbon nanotube (CNT); and (b) a metal complex with at least one kind of ligand coordinated to a central metal, the CNT being connected to the metal within the metal complex by a direct bond to the metal. Also, provided is a dispersant for a CNT containing a metal complex comprising (i) a complex ion with at least one kind of ligand (Ln) chemically bonded to a central metal; and (ii) a counter ion. By using a metal complex as a dispersant for a CNT, various characteristics possessed by the metal complex can be provided to the CNT, and the dispersibility of the CNT can be meaningfully increased by introducing a ligand and/or a counter ion having dispersion medium-affinitive properties. | 06-03-2010 |
20100187468 | COMPOSITE HYDROGEN STORAGE MATERIAL AND METHODS RELATED THERETO - Embodiments of the invention relate to a composite hydrogen storage material comprising active material particles and a binder, wherein the binder immobilizes the active material particles sufficient to maintain relative spatial relationships between the active material particles. | 07-29-2010 |
20100200801 | THERMAL INTERFACE MATERIALS AND METHODS FOR MAKING THEREOF - A thermal interface material is constructed from a base matrix comprising a polymer and 5 to 90 wt. % of boron nitride filler having a platelet structure, wherein the platelet structure of the boron nitride particles are substantially aligned for the thermal interface material to have a bulk thermal conductivity of at least 1 W/mK. | 08-12-2010 |
20100207056 | SELF ORIENTING MICRO PLATES OF THERMALLY CONDUCTING MATERIAL AS COMPONENT IN THERMAL PASTE OR ADHESIVE ADHESIVE - The present invention relates generally to thermally-conductive pastes for use with integrated circuits, and particularly, but not by way of limitation, to self-orienting microplates of graphite. | 08-19-2010 |
20100213403 | THERMALLY CONDUCTIVE THERMOPLASTIC PRESSURE SENSITIVE ADHESIVE COMPOSITION - It is an object of the present invention to provide a thermally conductive thermoplastic pressure sensitive adhesive composition excellent in thermal conductivity, which can be used for lamination of a glass panel of a plasma display or a radiator plate of electronic devices etc., and can disassemble easily in product repair or after ending of life cycle. The present invention is a thermally conductive thermoplastic pressure sensitive adhesive composition characterized by having, as essential components: (A) liquid rubber; (B) at least either of styrene-based rubber and an amorphous olefin-based resin; (C) a tackifier resin; and (D) graphite, where formulation amount of graphite of the (D) component is in a range of from 30 to 75% by mass relative to total mass of the composition. | 08-26-2010 |
20100219369 | COMPOSITION OF THERMAL INTERFACE MATERIAL - A composition of a thermal interface material is provided. The deficiencies of low thermal conductivity and high thermal resistance in the conventional thermal interface materials are resolved. By using carbon fibers with high thermal conductivity, the thermal conductivity of the thermal interface material can be about 7˜10 times higher than the traditional thermal interface materials. The added amount of carbon fibers is less than the added amount of metal or ceramic powders. The dispersion process is thereby improved. Further, the thermal interface material has a phase change temperature at about 40˜65° C. Holes, gaps and dents on the surface of device are filled at the normal operation temperature of device to reduce the thermal resistance of the entire device and to increase the interfacial bonding strength. | 09-02-2010 |
20100276630 | PROCESS FOR UNIFORM AND HIGHER LOADING OF METALLIC FILLERS INTO A POLYMER MATRIX USING A HIGHLY POROUS HOST MATERIAL - A method relating to making a metal coated filler includes mixing a solution of an organic diol with a plurality of porous filler particles to obtain a support mixture; contacting a metal salt solution with the support mixture forming a reaction mixture; and heating the reaction mixture to a temperature within a temperature range from about 50 degrees Celsius to about 200 degrees Celsius. The metal cations in the metal salt solution are reduced to metal particles by the organic diol and are disposed on the porous filler particles and on filler particle pore surfaces. The metal coated filler may then be optionally isolated. Electrically and/or thermally conductive articles including the metal coated fillers and methods for their manufacture are also disclosed. | 11-04-2010 |
20100283000 | STRUCTURAL BODY COMPRISING FILLER AND INCOMPATIBLE RESIN OR ELASTOMER, AND PRODUCTION PROCESS OR USE THEREOF - The present invention provides a novel structure in which a filling material that is a filler is dispersed in an incompatible resin selected from a thermoplastic resin or a thermosetting resin and/or an incompatible elastomer; and use of the novel structure. In a cocontinuous structure formed from a binary system that is selected from an incompatible resin selected from a thermoplastic resin or a thermosetting resin and/or an incompatible elastomer, a filling material that is a filler is dispersed selectively and uniformly in one of the incompatible resin selected from the thermoplastic resin or the thermosetting resin and/or the incompatible elastomer. The structure is obtained by putting the filling material and the resin and/or the elastomer in a cylinder having a screw through a put-in part provided at an end of a melt-kneading part having a heating part; processing the resin or elastomer under the conditions where a rotation speed of the screw is 100 rpm to 3000 rpm and a shear rate is 150 to 4500 sec | 11-11-2010 |
20100283001 | HEAT-PROCESSABLE THERMALLY CONDUCTIVE POLYMER COMPOSITION - The present invention relates to a heat-processable thermally conductive polymer composition comprising (a) 30 to 95% by weight of a thermoplastic polymer (b) 5 to 40% by weight of a graphite powder; and (c) 0 to 65% by weight of optional further component(s), wherein the particles of the graphite powder are in the form of platelets having a thickness of less than 500 nm, and a process for the preparation heat-processable thermally conductive polymer composition. | 11-11-2010 |
20110024674 | COOLANT COMPOSITION - The disclosed embodiments include coolant compositions, packages of such compositions, and articles of manufacture derived from coolant compositions. According to one embodiment disclosed a liquid coolant composition is disclosed that comprises: (a) glycerol, (b) an aqueous solution of menthol, (c) calcium hydroxide, (d) barium hydroxide, and (e) water. According to another embodiment, a gel coolant composition is disclosed that comprises: (a) glycerol, (b) an aqueous solution of menthol, (c) calcium hydroxide, (d) barium hydroxide, (e) water, and (f) sodium polyacrylate. Such gel coolant composition can be converted to solid form by adding paraffin. | 02-03-2011 |
20110049415 | Fabrication Method of ZNO Nano-Particle and Fabrication Method of ZNO Nano-Fluid Using Thereof - Provided are a method for preparing zinc oxide (ZnO) nanoparticles and a method for preparing ZnO nanofluid using the same. The method for preparing ZnO nanoparticles includes: a) heating deionized water; b) dissolving zinc (Zn) salt in the deionized water to prepare a precursor solution; c) adding solid alkali salt to the precursor solution to prepare a dispersion of ZnO nanoparticles; and d) separating the ZnO nanoparticles by solid-liquid separation and washing them with deionized water. Highly pure, crystalline ZnO nanoparticles with spherical shape and very narrow particle size distribution of 10 to 50 nm can be prepared quickly and at large scale and low cost using inexpensive materials via a stable low-temperature process, without using a dispersant. The associated low-temperature, normal-pressure process produces few harmful materials and may be easily employed for production of ZnO nanoparticles. | 03-03-2011 |
20110073798 | HIGH THERMAL CONDUCTIVITY AND LOW DISSIPATION FACTOR ADHESIVE VARNISH FOR BUILD-UP ADDITIONAL INSULATION LAYERS - A high thermal conductivity and low dissipation factor adhesive varnish for (build-up) combining additional insulation layers is disclosed to be used for high-density interconnected printed circuit boards or IC-package substrates and to be formed by well mixing an epoxy resin precursor, a bi-hardener mixture, a catalyst, a flow modifier, an inorganic filler with high thermal conductivity, and a solvent. The epoxy resin precursor is formed by mixing at least two epoxy resins with a certain ratio, where the at least two epoxy resins are selected from a group including a tri-functional epoxy resin, a rubber-modified or Dimmer-acid-modified epoxy resin, a bromide-contained epoxy resin, a halogen-free/phosphorus-contained epoxy resin, a halogen-free/phosphorus-free epoxy resin, a long-chain/halogen-free epoxy resin, and a bisphenol A (BPA) epoxy resin. | 03-31-2011 |
20110101265 | CARBON NANOFIBER, PRODUCING METHOD AND USE OF THE SAME - A catalyst for producing a carbon nanofiber is obtained by dissolving or dispersing [I] a compound containing Fe element; [II] a compound containing Co element; [III] a compound containing at least one element selected from the group consisting of Ti, V, Cr, and Mn; and [IV] a compound containing at least one element selected from the group consisting of W and Mo in a solvent to obtain a solution or the fluid dispersion, and then impregnating a particulate carrier with the solution or the fluid dispersion. A carbon nanofiber is obtained by bringing a carbon element-containing compound into contact with the catalyst in a vapor phase at a temperature of 300 degrees C. to 500 degrees C. | 05-05-2011 |
20110127461 | THERMALLY CONDUCTIVE COMPOSITION AND METHOD FOR PRODUCING THEM - Disclosed is a thermally conductive composition obtained by a sol-gel method in which a sol containing inorganic particles, an alkoxysilane, and water is prepared, the sol is gelated to prepare a gel, and the gel is thermally cured. | 06-02-2011 |
20110140033 | GRAPHITE MICROFLUIDS - Fluids comprising graphite particles and related methods are generally described. In some embodiments, “microfluids” are described. Generally, the microfluids can comprise a fluid and a plurality of graphite particles with microscale dimensions. | 06-16-2011 |
20110140034 | COMPOSITE FOR HEAT-DISSIPATING FILM - A composite for coating and sputtering a heat-dissipating film, wherein composite contains silicon carbide, resin, and dilute solvent which are mixed and blended to be capable of being coated, sputtered, and cured into a heat-dissipating film of a specific thickness. As such, the heat-dissipating performance could be conveniently enhanced. here is no need to rely on heat-sinking fins of large surface area. The production cost is reduced, recycling is easier, and the highly contaminating anodizing treatment could be avoided, while the robustness against erosion and harsh weather is still maintained. | 06-16-2011 |
20110147646 | MODIFIED BISMALEIMIDE RESINS, PREPARATION METHOD THEREOF AND COMPOSITIONS COMPRISING THE SAME - A modified bismaleimide resin of Formula (I) or (II) is provided. | 06-23-2011 |
20110155948 | Polyamide Based Resin Composition Having Excellent Whiteness, Thermal Conductivity, and Extruding Moldability - The present invention provides a polyamide resin composition that can have good whiteness, thermal conductivity and extrusion molding properties, which includes (A) polyamide resin; (B) heat conductive filler; (C) filler; and (D) thermoplastic resin which is miscible with the polyamide resin and has a weight average molecular weight of about 500,000 to about 5,000,000. | 06-30-2011 |
20110163260 | GLYCERIN-CONTAINING ANTIFREEZING AGENT CONCENTRATES WITH CORROSION PROTECTION - The present invention relates to antifreeze/anticorrosion concentrates comprising from 10 to 50% by weight, based on the total amount of the concentrate, of glycerol, to processes for preparing such concentrates from superconcentrates, to aqueous coolant compositions from these concentrates, and to their use, for example in internal combustion engines. | 07-07-2011 |
20110163261 | COMPOSITION - A composition for controlling a temperature elevation of an electronic component when soldering the electronic component on a substrate, includes a first resin for providing the composition with adhesion to the electronic component, a curing agent for curing the first resin by heat treatment for soldering, and a second resin for facilitating removal of the composition from the electronic component. | 07-07-2011 |
20110168942 | CARBON FIBROUS AGGREGATOR, METHOD FOR MANUFACTURING THEREOF, AND COMPOSITE MATERIAL INCLUDING THEREOF - Disclosed is a carbon fibrous aggregator obtained by a chemical vapor phase growing method, which comprises plural granular parts, and plural carbon fibers which are mutually independently extended outwardly from their respective granular parts so that each granular part is associated with two or more of carbon fibers, wherein the carbon fibers show a three dimensional expansion in all; and
| 07-14-2011 |
20110204280 | THERMAL INTERFACE MATERIALS INCLUDING THERMALLY REVERSIBLE GELS - Thermal interface materials are disclosed that include or are based on thermally reversible gels, such as thermally reversible gelled fluids, oil gels and solvent gel resins. In an exemplary embodiment, a thermal interface material includes at least one thermally conductive filler in a thermally reversible gel. | 08-25-2011 |
20110315916 | CURABLE COMPOSITION - A conductive curable resin composition including (a) at least one vinylarene oxide, (b) at least one curing agent, and (c) at least one conductive filler; a process for making the above curable resin composition; and a cured resin composition made therefrom. The curable resin composition when cured produces a thermoset having a higher heat resistance after cure than analogous prior art compositions. The curable compositions of the present invention are advantageously useful, for example, as a die attach adhesive for semiconductor packaging material thermoset materials. | 12-29-2011 |
20120097886 | NANOCOMPOSITES INCLUDING CARBON NANOTUBES HAVING METAL NANOPARTICLES - Compositions include a multi-walled nanotube including metal nanoparticles. The metal nanoparticles are bound to the multi-walled nanotube through functional groups on a surface of the multi-walled nanotube. | 04-26-2012 |
20120097887 | HIGH THERMAL CONDUCTIVITY METAL MATRIX COMPOSITES - Discontinuous diamond particulate containing metal matrix composites of high thermal conductivity and methods for producing these composites are provided. The manufacturing method includes producing a thin reaction formed and diffusion bonded functionally graded interactive SiC surface layer on diamond particles. The interactive surface converted SiC coated diamond particles are then disposed into a mold and between the particles and permitted to rapidly solidify under pressure. The surface conversion interactive SiC coating on the diamond particles achieves minimal interface thermal resistance with the metal matrix which translates into good mechanical strength and stiffness of the composites and facilitates near theoretical thermal conductivity levels to be attained in the composite. Secondary working of the diamond metal composite can be performed for producing thin sheet product. | 04-26-2012 |
20120153216 | High Transverse Thermal Conductivity Fiber Reinforced Polymeric Composites - High thermal conductivity sintered metallic networks are provided for enhancing the transverse thermal conductivity of fiber reinforced polymeric materials. The approach establishes sintered metallic networks in both the intratow and interlaminar regions of a FRP part after appropriate thermal processing Dispersing metallic nanoparticles into a fluxing polymeric resin, and optionally mixing in low and high melting point metallic particles, can establish continuous metallurgical networks through the thickness of a FRP laminate. The fluxing polymeric resin has the dual benefit of reducing native oxides on the metallic fillers to aid the sintering reactions, and also to tailor the rheological properties to yield usable material embodiments with limited impact on material density. The high intrinsic thermal conductivity of the metallic networks yields a FRP part with enhanced transverse thermal conductivity. | 06-21-2012 |
20120217434 | THERMALLY CONDUCTIVE AND ELECTRICALLY INSULATIVE POLYMER COMPOSITIONS CONTAINING A THERMALLY INSULATIVE FILLER AND USES THEREOF - Disclosed herein are compositions comprising a. from 35 to 80 vol % of a thermoplastic polymer; b. from 5 to 45 vol % of a thermally insulative filler with an intrinsic thermal conductivity less than or equal to 10 W/mK; and c. from 5 to 15 vol % of a thermally conductive filler with an intrinsic thermal conductivity greater than or equal to 50 W/mK, wherein the composition is characterized by: i. a thermal conductivity of at least 1.0 W/mK; ii. a thermal conductivity of at least 7 times the total filler volume fraction times the thermal conductivity of the pure thermoplastic polymer; and iii. a volume resistivity of at least 10 | 08-30-2012 |
20120228542 | THERMALLY CONDUCTIVE AND ELECTRICALLY INSULATIVE POLYMER COMPOSITIONS CONTAINING A LOW THERMALLY CONDUCTIVE FILLER AND USES THEREOF - Disclosed herein are compositions comprising a. from 35 to 80 vol % of a thermoplastic polymer; b. from 5 to 45 vol % of a low thermally conductive, electrically insulative filler with an intrinsic thermal conductivity of from 10 to 30 W/mK; c. from 5 to 15 vol % of a high thermally conductive, electrically insulative filler with an intrinsic thermal conductivity greater than or equal to 50 W/mK; and d. from 5 to 15 vol % of a high thermally conductive, electrically conductive filler with an intrinsic thermal conductivity greater than or equal to 50 W/mK, wherein the composition is characterized by: i. a thermal conductivity of at least 1.0 W/mK; and ii. a volume resistivity of at least 10 | 09-13-2012 |
20120256121 | METHOD FOR PRODUCING GRAPHENE SOLUTIONS, GRAPHENE ALKALI METAL SALTS, AND GRAPHENE COMPOSITE MATERIALS - The present invention relates to a process for preparing graphene solutions by means of alkali metal salts, to graphene solutions, to processes for preparing graphene alkali metal salts, to graphene alkali metal salts and to graphene composite materials and to processes for producing the graphene composite materials. | 10-11-2012 |
20120313033 | Method for Making a Highly Thermally Conductive Composite - Disclosed is a method for making a highly thermally conductive composite. At first, paraffin wax is subjected to apparent modification. Expandable graphite is oxidized and organically modified. The modified paraffin wax is melted and mixed with the modified expandable graphite so that the modified expandable graphite is evenly distributed in the modified paraffin wax. With the expandable graphite, which exhibits an excellent heat transfer coefficient, the thermal conductivity of the paraffin wax is improved. The melting and solidifying rates of the paraffin wax are improved. | 12-13-2012 |
20130032752 | HEAT CONDUCTIVE ELASTOMER COMPOSITION - The object of the present invention is to provide a heat conductive elastomer composite useful as the heat radiating member of electric parts or electronic parts, or the like. In the present invention, an aluminum hydroxide having a surface covered with an organic coupling agent and/or an inactivated magnesium oxide, being a magnesia clinker having a surface covered with an inorganic substance and/or an organic substance, is (are) combined as heat conductive filler(s) in an elastomer composite mainly composed of a styrenic elastomer. | 02-07-2013 |
20130200296 | POLYMER NANOCOMPOSITE CONTAINING GLASS FIBER COATED WITH METAL-CARBON NANOTUBE AND GRAPHITE AND METHOD OF PREPARING THE SAME - The present disclosure relates to a polymer nanocomposite including a metal-carbon nanotube coated glass fiber and graphite, in which a metal-carbon nanotube coated glass fiber serving as an electromagnetic wave shielding material is hybridized with graphite having an excellent heat conductivity, thereby improving the electromagnetic wave shielding performance in a low frequency range. The polymer nancomposite according to the disclosure is broadly applicable to a variety of fields requiring electromagnetic wave shielding performance such as, for example, various electronic component housings for a vehicle, components of an electric vehicle, a mobile phone, and a display device, and a method of preparing the polymer nanocomposite. | 08-08-2013 |
20130200297 | THERMALLY CONDUCTIVE AND DIMENSIONALLY STABLE LIQUID CRYSTALLINE POLYMER COMPOSITION - A thermally conductive polymer composition is disclosed including liquid crystalline polymer; graphite, talc and low aspect fibrous filler. The composition has a thermal conductivity of at least about 3 W/m·K. | 08-08-2013 |
20130200298 | THERMAL CONDUCTIVE SHEET - A thermal conductive sheet contains boron nitride particles, an epoxy resin, and a curing agent. The epoxy resin contains a crystalline bisphenol epoxy resin and the curing agent contains a phenol resin having a partial structure represented by the following formula (1). | 08-08-2013 |
20130207027 | HEAT-PROTECTION MATERIAL - A heat protection material for a surface, made of a mixture comprising a resin, cork granules and refractory fibers; the proportion of cork granules in the mixture is 50 to 80% by mass, wherein the corresponding proportion of refractory fibers in the mixture is 1 to 11% by mass. | 08-15-2013 |
20130207028 | HEAT-PROTECTION MATERIAL - A heat protection material for a surface, made of a mixture comprising a resin, cork granules and refractory fibers, wherein the proportion of cork granules in the mixture is | 08-15-2013 |
20130221267 | NANOFLUID COOLANT - Technologies are generally described for forming a nanofluid coolant and structures including a nanofluid coolant. In an example, a method of forming a nanofluid coolant may comprise combining a compound with an acid and with purified water to form a solution. The compound may include manganese. The method may further include heating the solution and, after heating the solution, cooling the solution effective to form at least one precipitate that includes manganese and oxygen. The method may further include filtering the at least one precipitate to form a powder that includes manganese oxide nanotubes. The method may further include functionalizing the nanotubes by irradiating them with UV radiation. The method may further include combining the functionalized manganese oxide nanotubes with a polar solvent to form the nanofluid coolant. | 08-29-2013 |
20130256587 | THERMAL AND/OR ELECTRICAL CONDUCTIVITY CONTROL IN SUSPENSIONS - Articles, systems, and methods involving the control of thermal and/or electrical conductivity in suspensions are generally described. | 10-03-2013 |
20130270476 | COMPOSITE PHASE CHANGE MATERIAL - A composite phase change material and the method for forming the material is disclosed herein. thereof, especially a composite phase change material for lithium battery cooling, comprising polyethylene glycol, silica vehicle and composite flame retardant comprising graphite and polymer, wherein the weight ratio of the graphite and polymer is approximately 1:2. The composite phase change material according to the invention has a good stability and a thermal conductivity, a small corrosivity, a high phase transition enthalpy of 150-350 J/g, and a morphological stability during phase change. Moreover, addition of high thermal conductivity material and composite flame retardant ensures good thermal conductivity and excellent flame retardant effect of the phase change material. | 10-17-2013 |
20140014871 | GRAPHITE NANOPLATELETS FOR THERMAL AND ELECTRICAL APPLICATIONS - This disclosure concerns a procedure for bulk scale preparation of high aspect ratio, 2-dimensional nanoplatelets comprised of a few graphene layers, G | 01-16-2014 |
20140070133 | HEAT DISSIPATING MATERIAL AND METHOD FOR PREPARING THE SAME - A heat dissipating material and a method for preparing the same, of which the method comprises the following steps: providing paraffin wax, boron nitride, graphite, and a modified multi-walled carbon nanotube; heating the paraffin wax until the paraffin wax is softened; and mixing the boron nitride, the graphite, the modified multi-walled carbon nanotube and the paraffin wax. Wherein, based on the total weight of the heat dissipating material, the content of the paraffin wax is from 50 to 60% by weight; the content of boron nitride is from 20 to 40% by weight; the content of the graphite is from 3 to 15% by weight; and the content of the modified multi-walled carbon nanotube is from 1 to 5% by weight. | 03-13-2014 |
20140084205 | NANOPARTICLES FOR HEAT TRANSFER AND THERMAL ENERGY STORAGE - An article of manufacture and method of preparation thereof. The article of manufacture and method of making the article includes an eutectic salt solution suspensions and a plurality of nanocrystalline phase change material particles having a coating disposed thereon and the particles capable of undergoing the phase change which provides increase in thermal energy storage. In addition, other articles of manufacture can include a nanofluid additive comprised of nanometer-sized particles consisting of copper decorated graphene particles that provide advanced thermal conductivity to heat transfer fluids | 03-27-2014 |
20140097380 | Aligned Graphene Sheets-Polymer Composite and Method for Manufacturing the Same - A method for fabricating an aligned graphene sheet-polymer composite is provided, which includes the steps below. A mixture is prepared with the dispersed graphene sheets in the polymer fluid. The graphene filament bundles substantially paralleled to each other are formed by a sequence of aligned graphene sheets in the polymer fluids when a field was applied. Finally, the mixture is solidified. An anisotropic index in a range of 1.00 to 2.00 is obtained in an aligned graphene sheet-polymer composite by calculating the ratio of the coefficient of thermal conductivity in a parallel direction and the one in perpendicular direction. The aligned graphene sheet-polymer composite is also provided. | 04-10-2014 |
20140138572 | Heat Generating Graphite Sodium Silicate Coating Agent - This invention describes the processes of formulating heat generating graphite-sodium silicate (G-S) coating agents/mixes, and coating these mixes on base layer boards/panels to construct moderate to high surface temperature heating devices that are environmentally safe, fire retardant, and economically viable. The core to such heating devices is the formulation of G-S coating agents/mixes that are composed of graphite, sodium silicate, and aluminum silicate. In these coating mixes, the graphite is the primary heat generating agent, the sodium silicate is the main fire resisting agent, and the aluminum silicate primarily serves as surface heat control and water proofing functions. | 05-22-2014 |
20140197354 | Method of making nanaofluids for ground souce heat pumps and other applications - A method on making a nanofluid using nanoparticles without the use of a surfactant to hold the nanoparticles in suspension. | 07-17-2014 |
20140203206 | Preparation of Metal Nanowire Decorated Carbon Allotropes - In the method of embodiments of the invention, the metal seeded carbon allotropes are reacted in solution forming zero valent metallic nanowires at the seeded sites. A polymeric passivating reagent, which selects for anisotropic growth is also used in the reaction to facilitate nanowire formation. The resulting structure resembles a porcupine, where carbon allotropes have metallic wires of nanometer dimensions that emanate from the seed sites on the carbon allotrope. These sites are populated by nanowires having approximately the same diameter as the starting nanoparticle diameter. | 07-24-2014 |
20140231699 | Composites of Poly(hydroxy carboxylic acid) and Carbon Nanotubes - A resin composition comprising a polyolefin, carbon nanotubes and poly(hydroxy carboxylic acid). The invention also covers a process for preparing a resin composition comprising a polyolefin, carbon nanotubes and poly(hydroxy carboxylic acid) by (i) blending a poly(hydroxy carboxylic acid) with carbon nanotubes to form a composite (ii) blending the composite with a polyolefin. The use of poly(hydroxy carboxylic acids) as a compatibiliser to blend carbon nanotubes into polyolefins is also claimed. | 08-21-2014 |
20140231700 | THERMOCONDUCTIVE RESIN COMPOSITION - The present invention provides a thermally conductive resin composition which can realize high thermal conduction without increasing a content of a thermally conductive filler by including a specific thermally conductive inorganic filler, and also exhibits satisfactory moldability. Disclosed is a thermally conductive resin composition, including: a thermally conductive filler; and a binder resin, wherein the thermally conductive resin composition contains, as the thermally conductive filler, an irregularly shaped filler having projection/recess structures on its surface. | 08-21-2014 |
20140312263 | ADVANCED THERMAL PROPERTIES OF A SUSPENSION WITH GRAPHENE NANO-PLATELETS (GNPS) AND CUSTOM FUNCTIONALIZED F-GNPS - A method for producing nanofluids with multilayered graphene nanoplatelets for providing improved heat transfer coolant fluids. A method for optimizing the concentration of nanoplatelets based on their morphology that allows achieving high thermal conductivity and low viscosity thus resulting in high heat transfer coefficient. A method is provided to functionalize as received graphene nanoplatelets by oxidaitively treating the multilayered graphene/nanothin graphite to generate highly dispensable nanoparticles for suspension in polar fluids for cooling thermal sources, such as power electronics and other heat transfer cooling applications. | 10-23-2014 |
20140374648 | ANISOTROPIC HEAT CONDUCTIVE COMPOSITION - An object of the present invention is to provide an anisotropic heat conductive composition comprising: resin; and graphite fillers dispersed into the resin, wherein the graphite fillers each have a maximum diameter A in parallel with a basal plane of each of the graphite fillers and a maximum length C perpendicular to the basal plane, an average of the maximum diameters A ranges from 1 μm to 300 μm, an average ratio of the maximum diameter A to the maximum length C represented by A/C is at least 30, a content of the graphite fillers is 20 mass % to 40 mass %, and an average of a smaller angle made by the basal plane and a sheet surface of the sheet anisotropic heat conductive composition is less than 15°. | 12-25-2014 |
20150008360 | HEAT RADIATING MATERIAL - A heat radiating material contains components which comprise 10-45 wt % of titanium dioxide, 5-25 wt % of zirconium dioxide, 2-30 wt % of magnesium oxide, and 0.01-0.5 wt % of an oxide of rare earth metal. The heat radiating material has a heat conductivity of 0.34-1.35 W/m-K, and a radiation efficiency equal to or larger than 88% which is measured in infrared spectroscopy wavelength range 4-14 μm and at a temperature of 40° C.. | 01-08-2015 |
20150034857 | METHOD OF MANUFACTURING CERAMIC COATED GRAPHITE - Disclosed is a method of manufacturing ceramic coated graphite having electric resistance in a range from 10 | 02-05-2015 |
20150034858 | THERMALLY CONDUCTIVE POLYMER COMPOSITIONS TO REDUCE MOLDING CYCLE TIME - A thermally conductive polymer composition comprising (1) a polymer material, and (2) a thermally conductive filler. The thermally conductive filler can be boron nitride. The thermally conductive polymer composition can be used in a molding operation to form a molded article and can reduce the molding cycle time of a molding process. In one embodiment, increasing the thermal conductivity of a polymer material (as compared to the thermal conductivity of the material in the absence of a thermally conductive filler) increases the thermal diffusivity and reduces the cooling time of the article. The present invention also provides methods of forming molded articles from such compositions. | 02-05-2015 |
20150060723 | HEAT SINK COMPOSITION FOR ELECTRICALLY RESISTIVE AND THERMALLY CONDUCTIVE CIRCUIT BREAKER AND LOAD CENTER AND METHOD OF PREPARATION THEREFOR - The disclosed concept relates to compositions and methods for the manufacture of electrically resistive, thermally conductive electrical switching apparatus. The composition includes a polymer component and a nanofiber component. The thermal conductivity of the nanofiber component is higher than the thermal conductivity of the polymer component such that the electrical switching apparatus which includes the composition of the disclosed concept has improved heat dissipation as compared to an electrical switching apparatus constructed of the polymer component in the absence of the nanofiber component. Further, the disclosed concept relates to methods of towering the internal temperature of an electrically resistive, thermally conductive electrical switching apparatus by forming the internals of the apparatus, e.g., circuit breakers, and/or the enclosure from the composition of the disclosed concept. | 03-05-2015 |
20150069289 | ELECTRICALLY INSULATING MATERIAL, PARTICULARLY FOR HIGH VOLTAGE GENERATOR - An electrically insulating material for high voltage generators is provided. The electrically insulating material comprises a polymer based dielectric material filled with nanoparticles, wherein the voltage at which partial discharges start in the polymer based dielectric material is greater than the voltage at which partial discharges start in an unfilled polymer based dielectric material. | 03-12-2015 |
20150083961 | SOLVENT ASSISTED PROCESSING TO CONTROL THE MECHANICAL PROPERTIES OF ELECTRICALLY AND/OR THERMALLY CONDUCTIVE POLYMER COMPOSITES - Electrically and/or thermally conductive polymer composites and methods of preparing same are provided. In some embodiments, a method for preparing an electrically and/or thermally conductive polymer composite may include (1) mixing a polymer, a conductive particulate filler, and a solvent compatible with the polymer to form a non-conductive polymer solution or melt; (2) processing, the non-conductive polymer solution or melt to form a non-conductive polymer network composition; wherein the presence of solvent during three-dimensional network formation manipulates the polymer network structure; and (3) removing the solvent from the non-conductive polymer network composition to form an electrically and/or thermally conductive polymer composite. The altered polymer chain structure present in the non-conductive polymer network composition is maintained in the composite, and offsets the impact of particulate filler addition including increased modulus, decreased elasticity, and decreased elongation at break. This method enables development of composite materials with electrical/thermal and mechanical performance that can be tailored independently. | 03-26-2015 |
20150090922 | THERMALLY CONDUCTIVE SHEET - A thermally conductive sheet is a thermally conductive sheet | 04-02-2015 |
20150299551 | HIGH THERMAL CONDUCTIVE BOEHMITE AND METHOD FOR MANUFACTURING SAME - Provided are high thermal conductive boehmite, which has the characteristics of boehmite such as flame retardancy and high filling and yet has an improved thermal conductivity, and a method for manufacturing the high thermal conductive boehmite. The high thermal conductive boehmite is characterized by having thermal conductivity calculated in accordance with the following Mathematical Formula 1 of 11.0 W/m·K or greater; | 10-22-2015 |
20150307206 | LIGHTNING STRIKE PROTECTION FOR COMPOSITE COMPONENTS - Systems and methods for lightning strike materials are disclosed. The material may include a carbon fiber tow. Carbon nanotubes may be grown on carbon fibers within the carbon fiber tow. The carbon nanotubes may cause the carbon fibers to separate, decreasing a carbon tow fiber volume fraction of the tow. The growth of the carbon nanotubes may be controlled to select a tow fiber volume fraction of the tow. The lightning strike material may transmit electricity to decrease damage to the composite structure in case of a lightning strike. | 10-29-2015 |
20150344763 | COMPOSITE MATERIAL FOR HEAT STORAGE, METHOD FOR PREPARATION AND USE - The invention describes a composite material for heat storage comprising a thermochemical material (TCM) encapsulated in a water vapour permeable polymeric material. The thermochemical material preferably comprises at least one salt, at least one salt hydrate or a mixture of these, wherein the salt is preferably capable of binding water in an exothermic reaction, such as calcium chloride. Encapsulation in a water vapour permeable polymeric material results in an improved stability, cyclability of the thermochemical material, a reduced regeneration temperature and reduced corrosion of the environment. The composite according to the invention is particularly suitable for energy storage, preferably in the field of building and construction, and more preferably in the seasonal storage of solar energy. | 12-03-2015 |
20150353355 | ALUMINUM NITRIDE POWDERS - Aluminum nitride crystal particles, aluminum nitride powders containing the same, production processes for both of them, an organic polymer composition comprising the aluminum nitride crystal particles and a sintered body. | 12-10-2015 |
20160009934 | HIGHLY CONDUCTIVE MATERIAL FORMED BY HYBRIDIZATION OF METAL NANOMATERIAL AND CARBON NANOMATERIAL HAVING HIGHER-ORDER STRUCTURE DUE TO MULTIPLE HYDROGEN BONDING, AND MANUFACTURING METHOD THEREFOR | 01-14-2016 |
20160009976 | FLOWABLE COMPOSITIONS WITH LOW TEMPERATURE CURING TO FORM THERMALLY CONDUCTIVE PATHWAYS IN ELECTRONICS TYPE APPLICATIONS AND METHODS RELATING THERETO | 01-14-2016 |
20160013116 | HEAT CONDUCTIVE INSULATING SHEET, POWER MODULE, AND MANUFACTURING METHOD THEREOF | 01-14-2016 |
20160024366 | HEAT-DISSAPATING POWDER COATING COMPOSITION, HEAT-DISSIPATING COATING FILM, AND COATED ARTICLE - A powdered paint composition for heat dissipation according to one aspect of the present invention contains at least one binder resin (A) selected from the group consisting of an epoxy resin (a1) and a polyester resin (a2) having a hydroxy group and/or a carboxyl group and also contains a heat dissipation filler (B) having a thermal conductivity of 0.2 W/mK or more and less than 100 W/mK in an amount of 10 mass % or more and 40 mass % or less. The powdered paint composition for heat dissipation can be used as a material for forming a coating film having excellent efficiency of heat dissipation on the surfaces of various articles. | 01-28-2016 |
20160060112 | BORON-NITRIDE POWDER AND RESIN COMPOSITION CONTAINING SAME - Provided is a boron-nitride powder that is suitable for use in a resin composition for transmitting heat from a heat-producing electronic component such as a power device to a heat-dissipating member. The boron-nitride powder reduces thermal-conductivity anisotropy and thermal contact resistance, resulting in high thermal conductivity, and contains boron-nitride particles each consisting of hexagonal boron-nitride primary particles joined together. The boron-nitride powder, which is an aggregate of said boron-nitride particles, exhibits a mean sphericity of at least 0.70, a mean particle diameter of 20-100 μm, a porosity of 50-80%, a mean pore diameter of 0.10-2.0 μm, a maximum pore diameter of at most 10 μm, and a calcium content of 500-5,000 ppm. Under X-ray powder diffraction, the graphitization index of the boron-nitride powder is preferably between 1.6 and 4.0, inclusive, and the peak intensity ratio (I(002)/I(100)) between the (002) plane and the (100) plane is preferably at most 9.0. | 03-03-2016 |
20160102109 | HYDROPHOBIC INORGANIC PARTICLES, RESIN COMPOSITION FOR HEAT DISSIPATION MEMBER, AND ELECTRONIC COMPONENT DEVICE - Disclosed are hydrophobic inorganic particles obtained by surface-modifying inorganic particles with an organic compound, in which the organic compounds are one or more kinds selected from compounds included in Groups (i) to (v): (1) amine and carboxylic acid which are monobasic acid having 8 or more carbon atoms (in the case of carboxylic acid, carbons in the carboxyl group are excluded) and having a straight chain or a branched chain; (ii) amine and carboxylic acid which are dibasic acid having 6 or more carbon atoms (in the case of carboxylic acid, carbons in the carboxyl group are excluded) and having a straight chain or a branched chain; (iii) amine and carboxylic acid which are monobasic acid having a straight chain or a branched chain including a carbon-carbon double bond; (iv) amine and carboxylic acid which are monobasic acid or dibasic acid having an aromatic ring; and (v) alcohol or phenol compound having 6 or more carbon atoms. | 04-14-2016 |
20160122604 | EPOXY RESIN COMPOSITION, CURED PRODUCT, HEAT RADIATING MATERIAL, AND ELECTRONIC MEMBER - The present invention provides an epoxy resin composition including 2,2′,7,7′-tetraglycidyloxy-1,1′-binaphthalene as an epoxy resin (A), and a filler (B). Further, the present invention provides an epoxy resin composition in which the filler (B) in the epoxy resin composition is a thermally conductive filler and an epoxy resin composition in which the filler (B) is silica. Further, the present invention provides a cured product produced by curing the epoxy resin composition of the present invention and a heat dissipation material and an electronic material each including the cured product. | 05-05-2016 |
20160122610 | THERMAL CONDUCTIVE ELECTROMAGNETIC WAVE ABSORBING SHEET - A thermal conductive electromagnetic wave absorbing sheet to be provided includes: a polymer including acrylate ester as a monomer; a metal magnetic oxide; and flame retardant filler subjected to surface treatment. The metal magnetic oxide includes a small-diameter metal magnetic oxide with an average particle diameter of 1 to 10 μm and a large-diameter metal magnetic oxide with an average particle diameter of 50 to 100 μm. A mixing ratio between the small-diameter metal magnetic oxide and the large-diameter metal magnetic oxide is in a range of 9:13 to 15:7 in volume ratio. The small-diameter metal magnetic oxide and the large-diameter metal magnetic oxide are contained by 55 to 60 vol % in total in the entire thermal conductive electromagnetic wave absorbing sheet. The flame retardant filler subjected to the surface treatment is contained by 8 to 10 vol % in the entire thermal conductive electromagnetic wave absorbing sheet. | 05-05-2016 |
20160160104 | THERMAL INTERFACE MATERIALS INCLUDING THERMALLY REVERSIBLE GELS - Thermal interface materials are disclosed that include or are based on thermally reversible gels, such as thermally reversible gelled fluids, oil gels and solvent gel resins. In an exemplary embodiment, a thermal interface material includes at least one thermally conductive filler in a thermally reversible gel. | 06-09-2016 |
20160168440 | SYNTHETIC POLYMERIZATION HEAT SINK AND SHIELD ENCLOSURE | 06-16-2016 |
20160177156 | THERMALLY CONDUCTING CAPSULES COMPRISING A PHASE CHANGE MATERIAL | 06-23-2016 |
20160251558 | ELASTOMER AND/OR COMPOSITE BASED MATERIAL FOR THERMAL ENERGY STORAGE | 09-01-2016 |
20180022977 | THERMAL CONDUCTIVE SILICONE COMPOSITION | 01-25-2018 |