Abstract: A method for producing a deposit resistant fluid includes combining a base stock and one or more additives to form a blended fluid configured to resist forming deposits in an oxidizing environment. The base stock has a viscosity index of at least 80, and either a kinematic viscosity at 40° C. of at least 320 cSt or a kinematic viscosity at 100° C. of at least 14 cSt. The base stock includes greater than or equal to about 90 wt % saturates, less than or equal to about 10 wt % aromatics, and a sum of terminal/pendant propyl groups and terminal/pendant ethyl groups of at least 1.7 per 100 carbon atoms.

Abstract: A thermal interface material for forming a layer conformable between a first heat transfer surface and an opposing second heat transfer surface to provide a thermal pathway therebetween includes: a matrix material composing 10 wt. % or less of the thermal interface material; a filler dispersed in the matrix material composing at least 80 wt. % of the thermal interface material, the filler including: particles of a first material having a nominal dimension in a range from 1 micron to 100 microns, the first material composing at least 40 wt. % of the thermal interface material; and diamond particles having a nominal dimension of 1,000 nm or less, the diamond particles composing 0.5 wt. % to 5 wt. % of the thermal interface material.

Abstract: The invention relates to absorbent compositions comprising soybean hulls and soybean hull biochar, methods of preparing such absorbent compositions, and methods of using such compositions in the preparation of articles of manufacture.

Abstract: Disclosed are thermal management fluids for electric systems and methods of application. An example thermal management fluid may comprise: a base oil as a major component, wherein the base oil has both of the following enumerated properties: (i) a branch content of about 15 mol. % to about 30 mol. %; and (ii) a naphthene content of about 30 wt. % or less.

Abstract: Provided is an epoxy polymer which has a mesogen skeleton and a structural unit represented by Formula (A). In Formula (A), each R5 independently represents an alkyl group having from 1 to 8 carbon atoms, and n represents an integer of 0 to 3.

Abstract: Described herein is a mineralized core-shell microcapsule slurry including at least one microcapsule having: a) an oil-based core including a hydrophobic active ingredient; b) a polymeric shell having a terminating charged functional surface; and c) a mineral layer on the terminating charged functional surface. Also described herein is a process for a preparation of said microcapsules. Also described herein are perfuming compositions and consumer products including said microcapsules, including perfumed consumer products in the form of home care or personal care products.

Abstract: The present disclosure provides a battery coolant for an electric vehicle that has a low conductivity, a low ion elution performance, a low viscosity at a very low temperature, and a cooling performance equivalent to that of an aqueous coolant composition in a driving temperature range. The present disclosure relates to a battery coolant for an electric vehicle containing at least one kind of carbonates selected from the group consisting of propylene carbonate and butylene carbonate in an amount of 90 mass % or more with respect to a total mass of the coolant and water in an amount of 3 mass % or less with respect to the total mass of the coolant.

Abstract: A traction fluid comprising a blend of 2,3-dicyclohexyl-2,3-dimethylbutane (HAD) and 2,3-dicyclohexyl-2,3-dimethylbutane (iso-HAD) is found to have a lower viscosity at low temperatures when compared to a traction fluid having only HAD or only iso-HAD as a base fluid with no compromise to traction coefficient. The traction fluid may comprise additives. The traction fluid usually comprises HAD:isoHAD between about 8:1 to about 1:3. Further, the HAD:iso-HAD traction fluid blend is produced by a method of simultaneous co-production of hydrogenated HAD and hydrogenated iso-HAD from an alpha styrene dimer and an iso-HAD precursor with a yield of about 90% in a method that does not require a purification step.

Abstract: Traction fluid additive combination that is usable with any traction fluids base stock is provided. To optimize the traction, low temperature viscosity and shear stability performance, a combination of a polyisobutene and a polymethacrylate may be added to a base oil to obtain a traction fluid with good low temperature viscosity without degrading the shear strength properties of the fluid. To minimize foaming of the traction fluid, a combination of one, two, or more anti-foaming agents may be added to the fluid in addition to a standard additive package.

Abstract: The present teachings describe a printhead assembly. The printhead assembly includes a first plate and a second plate stacked together. The printhead assembly includes a first adhesive between the first plate and the second plate for bonding the plates together. The printhead assembly includes a second adhesive surrounding an outer edge of the first adhesive wherein the second adhesive has an oxygen migration rate lower than an oxygen migration rate of the first adhesive. An oxygen sensitive component is contained within the outer edge of the first adhesive.

Abstract: Disclosed is a curable organopolysiloxane composition, comprising: (A) a curing reactive organopolysiloxane component formed by curing or semi-curing and reacting at least two or more types of organopolysiloxanes in the presence of one or more types of catalysts; and (B) a peroxide. The composition is a non-fluid at 25° C., and the melt viscosity at 100° C. is 8000 Pa·s or lower. A sealing agent comprising the curable organopolysiloxane composition and a cured product of the curable organopolysiloxane composition are also disclosed, along with a method of molding a cured product and a semiconductor device comprising the cured product.

Abstract: A fiber reinforced thermoplastic resin molded article includes (A) carbon fibers, (B) graphite and (C) a thermoplastic resin, wherein the carbon fibers (A), the graphite (B) and the thermoplastic resin (C) are contained in amounts of 1 to 30 parts by weight, 1 to 40 parts by weight and 30 to 98 parts by weight, respectively, relative to 100 parts by weight, of the carbon fibers (A), the graphite (B) and the thermoplastic resin (C), the weight average fiber length of the carbon fibers (A) is 0.3 to 3 mm and the specific gravity of the molded article is 1.1 to 1.9 g/cm3. The fiber reinforced thermoplastic resin molded article has excellent bending strength and heat conductivity.

Abstract: Embodiments relate to fluid flow improvers containing a copolymer with a siloxane group incorporated thereto. The fluid flow improvers may include polymer/copolymer having the characteristic of inhibiting wax/paraffin crystalline growth, modifying wax/paraffin crystal growth, dispersing of wax/paraffin, preventing the deposition of wax/paraffin, aiding the removal of wax/paraffin or depressing of the pour point of a wax/paraffin-containing fluid. The fluid flow improvers described may be employed alone, or may be used in combination with one or more additives for improving the low temperature flowability and/or other properties and may also be employed in combination with one or more organic solvents and/or aqueous solvents.

Abstract: A method for increasing moisture retention in a soil includes applying an effective amount of an effective humectant composition to the soil. The effective humectant composition is identified by determining the average moisture content of the soil for the humectant compositions applied at a minimum humectant concentration level, a maximum humectant concentration level, and at a first concentration level between the minimum and the maximum humectant concentration level. An average slope curve is generated by plotting the determined average moisture content of the soil for each applied humectant concentration levels from the minimum humectant concentration level to the maximum humectant concentration level. An effective humectant composition is determined when the generated average slope curve provides an increasing average moisture content along the entirety of a length of the generated average slope curve and when the generated average slope curve has a p value of 0.05 or less.

Abstract: The present teachings describe a printhead assembly. The printhead assembly includes a first plate and a second plate stacked together. The printhead assembly includes a first adhesive between the first plate and the second plate for bonding the plates together. The printhead assembly includes a second adhesive surrounding an outer edge of the first adhesive wherein the second adhesive has an oxygen migration rate lower than an oxygen migration rate of the first adhesive. An oxygen sensitive component is contained within the outer edge of the first adhesive.

Abstract: A high-CTI and halogen-free epoxy resin composition for copper-clad plates and uses thereof is provided. The formula of the high-CTI and halogen-free epoxy resin composition for copper-clad plates comprises 100˜140 parts of halogen-free phosphorous epoxy resin, 10˜35 parts of dicyclopentadiene phenolic epoxy resin, 32˜60 parts of benzoxazine, 1˜5 parts of phenolic resin, 0.05˜0.5 parts of accelerants; and 25˜70 parts of fillers, by weight. The copper-clad plates, prepared according to embodiments of the present invention, can reach the requirements of high CTI (CTI?500V), high heat resistance (Tg?150° C., PCT, 2 h>6 min) and the level of flame retardance of UL-94 V0, and they are widely used in the electronic materials of electric machines, electric appliances, white goods and so on.

Abstract: A novel hydraulic (e.g., a biohydraulic) fluid which has high performance attributes is disclosed herein. Such a novel hydraulic fluid includes a contribution of a range of 10% up to about 85% by weight of at least one of: natural esters, synthetic esters, polyols, a vegetable oil, 1% up to about 40% by weight of polyalphaolefin (PAO), 1% up to about 40% by weight of polyalkylene glycol (PAG), and mixtures thereof, and wherein up to about 10% by weight quantity of one or more additives are introduced to provide desired properties that include at least one of: a high viscosity index, a low pour point, a hydrolytic stability, and an oxidative stability, as part of the hydraulic fluid contribution.

Abstract: To provide a crosslinkable fluorinated elastomer composition which is excellent in crosslinking reactivity and of which a crosslinked product is excellent in heat resistance and chemical resistance. The crosslinkable fluorinated elastomer composition comprises a fluorinated elastomer (e.g. a tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer) and an aromatic compound having at least two crosslinkable unsaturated double bonds (e.g. a compound represented by the formula (A-1)), and the crosslinked product is one obtained by crosslinking the crosslinkable fluorinated elastomer composition.

Abstract: Antimicrobial chemical compositions comprise an aluminum phosphate (AlP) solid dispersed within a binding polymer, wherein one or more bioactive materials are disposed within AlP forming a bioactive-AlP complex. The complex may comprise the bioactive material chemically bonded with the AlP, physically combined with the AlP, or a combination of both. The complex may be formed according to precipitation, condensation and sol-gel methods of forming. The complex is engineered to provide a controlled delivery of the bioactive material or a constituent thereof upon exposure to moisture to give a desired level of antimicrobial resistance to a film or composite formed from the composition of at least about 30 ?g/m2, and may also provide a desired degree of corrosion resistance through the release of passivating phosphate anion.

Abstract: A method for making high density fuels including, heating a renewable plant oil, triglyceride, or fatty acid with at least one first acid catalyst to generate a first mixture of alkyladamantanes, increasing reaction time or adding at least one second catalysts to a first mixture of alkyladamantanes to produce a second alkyladamantane mixture, separating methyl, ethyl, propyl, and/or butyl adamantanes from a second alkyladamantane mixture to produce a third adamantane mixture to produce fuels.

Abstract: A heat storage composition (20) of the present invention includes a matrix resin (21) and heat storage inorganic particles (22). The heat storage inorganic particles (22) are composed of a material that undergoes an electronic phase transition and has a latent heat of 1 J/cc or more for the electronic phase transition. The amount of the heat storage inorganic particles is 10 to 2000 parts by weight with respect to 100 parts by weight of the matrix resin. The heat conductivity of the heat storage composition is 0.3 W/m·K or more. The heat storage composition may further include heat conductive particles (23, 24). The heat storage inorganic particles are preferably metal oxide particles containing vanadium as the main metal component. The heat storage composition has high heat storage properties and high heat conduction properties, and is used as a heat storage silicone material provided between a heat generating component and a case.

Abstract: A method for making high density fuels including, heating a renewable plant oil, triglyceride, or fatty acid with at least one first acid catalyst to generate a first mixture of alkyladamantanes, increasing reaction time or adding at least one second catalysts to a first mixture of alkyladamantanes to produce a second alkyladamantane mixture, separating methyl, ethyl, propyl, and/or butyl adamantanes from a second alkyladamantane mixture to produce a third adamantane mixture to produce fuels.

Abstract: The present invention relates to a new biofuel formulation comprising: crude glycerol, glycerol formal, optionally at least one fatty acid glycerol formal ester and optionally at least one fatty acid methyl ester. The present invention also relates to a process for its preparation and its use for burning purposes.

Abstract: The nonionic surfactant of the present invention has a structure represented by formula (1): wherein each of R1 and R4 is a hydrogen atom or an alkyl group; each of R2, R3, R5, and R6 is a hydrocarbon group that may contain an ether bond; R2 and R3 may be bonded together to form a cyclic structure, and R5 and R6 may be bonded together to form a cyclic structure; AO represents an oxyalkylene group or oxyalkylene groups that may be the same or different; and n is a number of 1 to 1000 and represents an average addition molar number of the oxyalkylene group or oxyalkylene groups.

Abstract: A method for maintaining a charged and pressurized air conditioning or refrigeration system, such method including introducing into the system fluid of the air conditioning or refrigeration system a hydrolytic drying agent, and distributing the hydrolytic drying agent throughout the system fluid; methods of maintaining a charged and pressurized air conditioning or refrigeration system including introducing a hydrolytic drying agent and a sealing agent; devices for maintaining a charged and pressurized air conditioning or refrigeration system which include a sealed vessel containing a hydrolytic drying agent and a sealant; kits for the same.

Abstract: Provide a liquid coolant composition whose base material is a glycol, wherein such liquid coolant composition contains: (a) 0.1 to 8 percent by weight of an aliphatic dicarboxylic acid having 8 to 18 carbon atoms or alkali metal salt thereof; (b) 0.1 to 10 percent by weight of an alkyl benzoic acid having 7 to 18 carbon atoms or alkali metal salt thereof; and (c) 0.1 to 5 percent by weight of an aliphatic monocarboxylic acid having 6 to 18 carbon atoms or salt thereof.

Abstract: A water vapor pressure lowering agent which is safe, is easily mixed with seal water, and is usable even in a cold region; the water vapor pressure lowering agent includes urea, a surfactant, purified glycerol, and water or alkaline reducing water, and the purified glycerol is obtained by purifying waste glycerol containing ethanol, an oil or fat, water, and a carbide by distillation. In a method for preventing seal breakage in a drain trap (T) by using the water vapor pressure lowering agent, the vapor pressure lowering agent is introduced such that a liquid level is equal to or higher than a seal water maintenance lower limit in a seal water portion of the drain trap (T).

Abstract: In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction product is then cleaved to produce a cleavage reaction product comprising phenol, cyclohexanone, and at least one contaminant. At least a portion of the cleavage reaction product is contacted with an acidic material to convert at least a portion of the at least one contaminant to a converted contaminant and thereby produce a modified reaction product. The composition comprising cyclohexylbenzene may have at least 10 wt % of cyclohexylbenzene; 1 wppm to 1 wt % of bicyclohexane; 1 wppm to 1 wt % of biphenyl; and 1 wppm to 2 wt % of methylcyclopentylbenzene, wherein the wt % s and wppms are based upon total weight of the composition.

Abstract: Provided is a phenolic resin composition containing: an epoxy resin curing agent that contains a hydroxybenzene derivative represented by the following Formula (I) and a phenol resin having at least one partial structure selected from the group consisting of the following Formulae (IIa), (IIb), (IIc) and (IId); and an epoxy resin. In these Formulae, each of R1, R2, R3, R4 and R5 independently represents a hydroxy group, a hydrogen atom or an alkyl group; at least two of R1, R2, R3, R4 and R5 are hydroxy groups; each Ar independently represents at least one group selected from the group consisting of the following Formulae (IIIa) and (IIIb); each of R11 and R14 independently represents a hydrogen atom or a hydroxy group; and each of R12 and R13 independently represents a hydrogen atom or an alkyl group.

Abstract: An adhesive composition comprising silver particles containing silver atoms and zinc particles containing metallic zinc, wherein the silver atom content is 90 mass % or greater and the zinc atom content is from 0.01 mass % to 0.6 mass %, with respect to the total transition metal atoms in the solid portion of the adhesive composition.

Abstract: A phase change device for controlling temperature within a confined environment, comprising a foam material, a phase change material, the phase change material being absorbed into the foam, and a protective covering encasing the foam material/phase change material. A method for making a phase change device for controlling temperature within a confined environment, comprising providing a phase change material, providing a foam material, absorbing the phase change material into the foam material, and sealing the foam material/phase change material within a protective covering.

Abstract: Disclosed herein is a heat transfer fluid additive composition comprising: greater than or equal to 10 weight percent (wt %) of a carboxylic acid, based on the total weight of the composition; an azole compound; and a base, wherein the base is present in an amount sufficient to obtain a pH 8-10.5 when diluted by 50 volume % with water. The heat transfer fluid additive composition can be combined with other components to form a heat transfer fluid. The heat transfer fluid can be used in a heat transfer system.

Abstract: A method of manufacturing a thermal interface material, comprising providing a sheet comprising nano-scale fibers, the sheet having at least one exposed surface; and stabilizing the fibers with a stabilizing material disposed in at least a portion of a void space between the fibers in the sheet. The fibers may be CNT's or metallic nano-wires. Stabilizing may include infiltrating the fibers with a polymerizable material. The polymerizable material may be mixed with nano- or micro-particles. The composite system may include two films, with the fibers in between, to create a sandwich. Each capping film may include two sub films: a palladium film closer to the stabilizing material to improve adhesion; and a nano-particle film for contact with a device to be cooled or a heat sink.

Abstract: The present invention provides a paraffin-based latent heat storage material composition that includes, as a main component, a mixture of n-hexadecane, n-pentadecane, and, optionally, n-tetradecane, in which 1) the mixture has the n-hexadecane content of 68 mass % or more, the n-pentadecane content of 1 mass % to 23 mass %, and the n-tetradecane content of 23 mass % or less, where the total sum of the n-hexadecane content, the n-pentadecane content, and the n-tetradecane content is 100 mass %, 2) the composition has a melting point lower than that of n-hexadecane, and 3) the composition has a latent heat of fusion of 200 J/g or more.

Abstract: A process for transferring heat from a heat source to a heat sink, comprising using as heat transfer medium a composition comprising: at least one fluorinated fluid free from functional groups (fluid (H)); at least one functional (per)fluoropolyether (functional PFPE(1)) comprising recurring units (R1), said recurring units comprising at least one ether linkage in the main chain and at least one fluorine atom (fluoropolyoxyalkylene chain), and at least one functional end group chosen between —COOH and —CONH2; at least one functional (per)fluoropolyether (functional PFPE(2)) comprising recurring units (R1) as defined above and at least one functional end group chosen between —COCF3 and its hydroxylated derivative —C(OH)2CF3.

Abstract: 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.

Abstract: Provided is a process for preparing a diaryl ether compound through the dehydration of an aromatic alcohol compound in the presence of a dehydration catalyst. The dehydration catalyst is an oxide of a light rare earth element, wherein the light earth element is lanthanum, praseodymium, neodymium, or mixtures thereof.

Abstract: A working medium for heat cycle includes 1,1-dichloro-2,3,3,3-tetrafluoropropene, and a hydrofluorocarbon. A content of the hydrofluorocarbon is from 1 to 60 mass % in the working medium for heat cycle. The working medium for heat cycle preferably further includes a hydrocarbon. The hydrofluorocarbon is preferably at least one of difluoromethane, difluoroethane, trifluoroethane, tetrafluoroethane, pentafluoroethane, pentafluoropropane, hexafluoropropane, heptafluoropropane, pentafluorobutane or heptafluorocyclopentane. A heat apparatus includes the working medium for heat cycle.

Abstract: 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.

Abstract: 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.

Abstract: A heat transfer fluid emulsion includes a heat transfer fluid, and liquid droplets dispersed within the heat transfer fluid, where the liquid droplets are substantially immiscible with respect to the heat transfer fluid and have dimensions that are no greater than about 100 nanometers. In addition, the thermal conductivity of the heat transfer fluid emulsion is greater than the thermal conductivity of the heat transfer fluid.

Abstract: According to various aspects, exemplary embodiments are disclosed of thermal interface materials, electronic devices, and methods for establishing thermal joints between heat spreaders or lids and heat generating components using thermoplastic and/or self-healing thermal interface materials. In an exemplary embodiment, a thermal interface material has a softening or melting temperature above a normal operating temperature of the one or more heat generating components. The thermal interface material is flowable to a thin bond line between a heat spreader or lid and one or more heat generating components when heated to at least the softening or melting temperature while under pressure.

Abstract: A heat conduction composition is proposed, comprising at least one polymer and a heat-conducting auxiliary material that has an especially high heat conductivity and at the same time has a high mechanical strength. To this end, the heat-conducting auxiliary material comprises particles that in turn are made up of primary particles and that have a mass-specific surface area of 1.3 m2/g or less. Also described are a heat-conducting surface element manufactured from said heat conduction composition as well as application possibilities thereof.

Abstract: Deicing compositions comprised of glycerol-containing by-products of triglyceride processing processes are disclosed.

Abstract: The invention relates to a heat-transporting fluid and to the use thereof. The heat-transporting fluid of the invention is formed of an aqueous colloidal sol including water and up to 58.8 wt %, relative to the total fluid weight, in a-Al2O3 particles, the thickness of which is the smallest dimension and less than or equal to 30 nm 90% to 95% of said a-Al2O3 particles have a size less than or equal to 210 nm, among which 50% have a size less than or equal to 160 nm. The invention is of use in the field of cooling, in particular nuclear reactor backup cooling.

Abstract: The present invention relates to a crosslinked rubber composition based on at least one elastomer of ethylene-propylene-diene terpolymer type (EPDM) and on at least one phase-change material (PCM), to a process for preparing this composition and to a multilayer pipe incorporating it. This composition includes at least 100 phr (phr: parts by weight per one hundred parts of elastomer(s)) of at least one phase-change material (PCM), and it is such that said at least one PCM is dispersed in the crosslinked composition and is provided with protection means that are capable of preventing its dispersion therein at a temperature above its melting point, which composition has a breaking strength of greater than 3 MPa and/or an elongation at break of greater than 100%, these properties being measured at 23° C. according to standard ASTM D 412.

Abstract: A composite thermal interface material and methods are shown. Devices such as lithium ion batteries incorporating composite thermal interface materials show significant improvement in cooling performance. In one example, composite thermal interface materials shown provide cooling through both a phase change mechanism, and a heat conducting mechanism which directs heat away from the device to be cooled, such as electrochemical cells in a battery, to an external housing and/or a coupled heat exchange device such as radiating fins.

Abstract: Functionalized carbon nanotubes and dispersions containing functionalized carbon nanotubes are provided. Exemplary functionalized carbon nanotubes include optionally substituted indene-based moieties. Methods of making functionalized carbon nanotubes and dispersions containing functionalized carbon nanotubes are provided. Methods of making conductive carbon nanotube dispersions, including films, are provided. Such methods include heating carbon nanotubes in a solvent in the absence of externally applied energy, to obtain an adduct that includes the solvent moiety bound to the carbon nanotube. Where the solvent includes an indene-based compound, the carbon nanotube thus prepared includes optionally indene-based moieties bound to the carbon nanotubes.

Abstract: 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.

Abstract: Biodegradable, frost proof heat-transfer fluid, use thereof in near-surface geothermal installations, and a concentrate: subject matter of the present invention is the use of a triazole-free composition which as well as water comprises a) 9.2% to 49.5% by weight of at least one C2 to C3 alkylene glycol, C2 to C3 polyalkylene glycol or glycerol, b) 0.1% to 4% by weight of at least one corrosion inhibitor, with the provisos that c) the composition is readily degradable biologically in accordance with test method OECD 301 A, d) the composition has an anaerobic biodegradability of at least 75% in accordance with test method OECD 311, e) the corrosion inhibitor or all corrosion inhibitors used are readily degradable biologically in accordance with OECD 301 A (for water-soluble corrosion inhibitors) or OECD 301 B (for corrosion inhibitors of low water-solubility), in near-surface geothermal installations as a heat-transfer fluid.