ТЕПЛОАККУМУЛИРУЮЩИЕ КАПСУЛЫ И СПОСОБ ИХ ИЗГОТОВЛЕНИЯ

Группа изобретений может быть использована при изготовлении строительных и лакокрасочных материалов. Теплоаккумулирующие микрокапсулы содержат органические латентные теплонакопители, покрытые оболочкой. Материал ядра представляет собой гексадекан, а материал оболочки получен из мономера - октилтриметоксисилана. Микрокапсулы имеют значения показателя удельной теплоты фазового перехода 175,06-180,82 кДж/кг и показателя предела прочности при сжатии 0,25-0,32 МПа. Предложен также способ получения микрокапсул. Группа изобретений позволяет повысить механические и теплофизические свойства микрокапсул. 2 н.п. ф-лы, 10 ил., 9 табл.

УЛУЧШЕНИЕ ОТТАИВАНИЯ РЕВЕРСИВНЫМ ЦИКЛОМ В ПАРОКОМПРЕССИОННЫХ ХОЛОДИЛЬНЫХ СИСТЕМАХ, ОСНОВАННОЕ НА МАТЕРИАЛЕ С ФАЗОВЫМ ПЕРЕХОДОМ

Система аккумулирования тепловой энергии подходит для использования с системами, выполненными с возможностью передачи тепла от по меньшей мере одного источника тепла к по меньшей мере одному потребителю тепла (образующих систему теплопередачи). Блок аккумулирования тепловой энергии (6) содержит теплоаккумулятор, содержащий теплообменник с по меньшей мере одним змеевиком, окруженным подходящим материалом с фазовым переходом, конденсатор (2); один или более испарителей (4). Блок аккумулирования тепловой энергии (6) расположен между конденсатором (2) и расширительным клапаном (3). Переключающий клапан (7), который можно использовать для обхода конденсатора (2), позволяет во время стадии размораживания отбирать энергию только из блока аккумулирования тепловой энергии (6). Блок/блоки аккумулирования тепловой энергии (6) включает в себя средство соединения друг с другом и/или с одним или более компонентами системы теплопередачи. Техническим результатом является повышение эффективности системы ...

РАСПЛАВЛЯЕМЫЙ ЭЛЕКТРОЛИТ ДЛЯ ХИМИЧЕСКОГО ИСТОЧНИКА ТОКА

Изобретение относится к области электротехнической промышленности, в частности к разработке составов, включающих бромиды, метаванадаты, молибдаты калия и лития, которые применяются в качестве расплавляемых электролитов в химических источниках тока. Состав содержит бромид калия и метаванадат лития. Введено соединение LiKMoO, состоящее из молибдатов калия и лития. Изобретение обеспечивает снижение удельной энтальпии и температуру плавления в электролите. 1 табл., 4 пр.

Теплоаккумулирующий состав

Изобретение относится к теплоаккумулирующим составам, которые могут быть использованы для поддержания заданного интервала температур и предназначены для использования в теплотехнике. Теплоаккумулирующий состав включает (в мас.%) фторид лития (9,80-10,10), сульфат лития (66,20-67,10), хлорид натрия (22,80-23,90) и имеет работоспособность в интервале температур 447-451°C. Изобретение обеспечивает разработку состава, способного запасать и высвобождать тепловую энергию при 447-451°C, и повышение его теплоаккумулирующей способности. 1 табл., 1 ил., 3 пр.

ФАЗОПЕРЕХОДНАЯ ТЕПЛОВАЯ РУБАШКА ДЛЯ АККУМУЛЯТОРА

Изобретение относится к области машиностроения, а именно к устройствам для подогрева и поддержания рабочей температуры малых электрических аккумуляторов и гальванических элементов, и конкретно касается фазопереходной тепловой рубашки для аккумулятора. Фазопереходная тепловая рубашка для аккумулятора содержит наружный слой, выполненный из теплоизоляционного материала, несколько внутренних слоев, выполненных из крупнопористых материалов, изолированных друг от друга алюминиевой фольгой, пропитанных фазопереходными теплоаккумулирующими веществами, и последний, прилегающий к аккумулятору, слой электроизоляции с высокой теплопроводностью. В качестве фазопереходных веществ во внутренних слоях последовательно от наружного к последнему слою рубашки используются додекан, декан, нонан. Техническим результатом изобретения является повышение морозоустойчивости аккумулятора. 2 ил.

ГИБКИЕ ЛИСТОВЫЕ МАТЕРИАЛЫ ИЗ РСМ

Latentwärmespeichermedium

Die vorliegende Erfindung stellt ein Additiv zur Stabilisierung von Natriumacetat-Trihydrat, erhältlich durch Emulsionspolymerisation von mindestens einem hydrophilen Monomer ausgewählt aus Acrylsäure und Acrylsäurederivaten mit einer Säuregruppe und einem Redoxinitiatorsystem bereit. Weiter wird ein Verfahren zur Herstellung des Additivs, ein Speichermedium eines Latentwärmespeichers, enthaltend Natriumacetat-Trihydrat und das Additiv, ein Verfahren zur Stabilisierung eines Speichermediums eines Latentwärmespeicher, sowie die Verwendung des Additivs als Stabilisator für Natriumacetat-Trihydrat in einem Latentwärmespeicher bereitgestellt.

Polymer thermal interface materials

Phase change material compound and pack

A phase change material incorporates a conductive compound which comprises carbon black particles. The PCM may be a salt-based material e.g. sodium sulphate decahydrate or paraffin. Other agents may also be included e.g. lithium fluoride, clay mineral, xanthan gum. Also shown is a PCM (phase change material) pack which comprises an envelope of relatively highly thermally conductive material enclosing a portion formed primarily of PCM; wherein said PCM portion incorporates a conductive compound mixed into said PCM which comprises carbon black particles.

Foam composition

TEMPERATURE INDICATING COMPOSITIONS

... 1487186 Nucleating agents BIO-MEDICAL SCIENCES INC 24 Sept 1974 [26 Sept 1973] 41515/74 Heading BIG [Also in Division G1] The amount of undercooling, i.e. the difference between the melting point and resolidification temperature, of a thermally responsive material, which may be incorporated in a thermometer, is minimized by the addition of anthraquinone as a nucleating agent. The anthraquinone is sparingly soluble in the thermally responsive material, which is a solid solution of two organic compounds, at the solid-liquid phase transition temperature thereof but its solubility increases with increasing temperature. The anthraquinone has at least one a/b; a/c, or c/b unit cell ratio and a space group substantially identical to that of the material and has a melting point higher than the transition temperature. The thermally responsive material may be selected from the following solid solutions, ochloronitrobenzene; o-bromonitrobenzene; 1- methol dl-menthol; acetophenone; benzophenone; dimethylsuccinate ...

Composition for a phase change material

A composition for a Phase Change Material (PCM) wherein the composition comprises at least 55 % m/m to 80 % m/m of Methyl palmitate, and at least 15 % m/m to 35 % m/m of Ethyl palmitate. The composition may further include a thermal conductivity increasing agent e.g. carbon, graphite, graphene; and a thickening agent e.g. polyethylene glycol, xanthan gum. The composition may be used in a thermal battery, heat exchange device or ventilation device.

CARBONIC ACID SALTS IN APPLICATIONS OF HEAT ACCUMULATORS

AMIDE-SUBSTITUTED SILIKONE AND PROCEDURE FOR YOUR PRODUCTION AND USE

HOLLOW WARM RECORDING DISK FOR THE AIR CONDITIONING OF RAUMEN

CLATHRATE OF SCREEN END MEDIUM, ITS USE IN HEAT ENERGY MEMORY SYSTEMS, AS WELL AS PROCESSES FOR HEAT ENERGY STORAGE AND - TRANSMISSION

KUHLMITTEL

Electrical under-floor storage heating

HEAT CONDUCTING COMPOSITION

Thermal energy storage apparatus

A thermal energy storage apparatus, including: a block of a heat-absorbing material, the block defining at least one receptacle and being a contiguous block of compressed sintered graphite; and a phase change material stored in the or each receptacle, the phase change material being one that expands as it cools, wherein separation of side walls of the or each receptacle progressively increases as they extend upwardly from the base, whereby as the phase change material solidifies and expands it is urged upwardly to reduce pressure applied to the heat- absorbing material.

METHOD FOR PRODUCING CERAMIC/METAL HEAT STORAGE MEDIA, AND TO THE PRODUCT THEREOF

Rotary fitting

A pivot window (1) is provided with a laminated body (L). The laminated body (L) has: two sheets of a plate material (10); peripheral end members (20) provided to peripheral parts of the two sheets of the plate material (10); and a cell array plate material (30) which is disposed between the two sheets of the plate material (10) and which has a plurality of cells (S), each having encapsulated therein a latent-heat storage material that has a gaseous phase and has a melting point and a freezing point in specific temperature ranges. The pivot window (1) is further provided with a rotation mechanism that causes the laminated body (L) to make at least a half-turn in the vertical direction.

HYDRATED MG(NO3)2MG CL2 REVERSIBLE PHASE CHANGE COMPOSITIONS

HEAT-STORAGE MEANS

USE OF PARAFFIN-CONTAINING POWDERS AS PHASE-CHANGE MATERIALS (PCM) IN POLYMER COMPOSITES IN COOLING DEVICES

THERMOCHEMICAL ENERGY STORAGE

A thermal energy storage medium comprising a hydrophilic polysaccharide supporting an inorganic salt that is capable of transforming from one phase to a less hydrated phase absorbing latent heat, and releasing this latent heat upon the reverse transformation. The polysaccharide, preferably Xanthan Gum, may be incorporated in concentrations of 0.05% to 3% together with a nucleating agent in order to form a material that transforms when cooled back to the transformation temperature, or in greater concentrations of 1% to 5% without a nucleating agent to form a material that may be cooled below the transformation temperature without transformation taking place, and stored at ambient temperature whilst still storing the latent heat until activated. The medium is gelled in the less hydrated phase and in some embodiments the gel is pseudoplastic thus enabling it to be poured into chambers of an energy storage device, and then regain its original viscosity at rest.

REGENERATIVE NUCLEATING AGENTS

The phenomena of undercooling encountered with various heat responsive materials in passing from the liquid to solid phase is minimized by incorporation of anthraquinone as a regenerative nucleating agent which is soluble to some degree in the heat responsive materials.

TEMPERATURE INDICATING DEVICE USING A PRESSURE SENSITIVE ADHESIVE SEAL

ENERGY STORAGE MEDIUM

ENCAPSULATES

The invention discloses a microencapsulated phase change material having a specific Thermal Efficiency Index (TEI). TEl = a(R?T) * ß(R?H) * y(RMP) * d(RTGAP180) * e(RFW). The problem of achieving effective and efficient microencapsulated phase change material can be solved to yield a commercially useful material having the described combination of physical and chemical characteristics based on the parameters described in the specification. Microcapsules according to the invention are highly effective at delivering enhanced thermal performance as compared to conventional microcapsules.

DRY TYPE, LIQUID-SOLID COOLING SYSTEM

NOVEL CLATHRATE FORMING MEDIUM AND ITS USE IN THERMAL ENERGY STORAGE SYSTEMS AND PROCESSES FOR THERMAL ENERGY STORAGE AND TRANSFER

An improved thermal energy storage system and a process for thermal energy storage and transfer are disclosed. The cooling medium, a clathrate forming mixture, comprises water, and a hydrofluorocarbon having at least carbon atoms and a molecular diameter less than about 7 .ANG.. Preferably the hydrofluorocarbon is selected from hydrofluoropropanes and more preferably is selected from the group consisting of CHF2CHFCHF2, CF2HCF2CH2F, CF3CHFCH2F, CF3CH2CF2H, CF3CF2CH3, CF3CHFCF2H, CF3CH2CF3, CF3CF2CF2H, CH2FCF2CF3, CHF2CF2CH3, CF3CF2CF2CH3, CF3CF2CF2CF2H, and CF3CFHCFHCF3.

Wärmespeichernder Behälter

Temperature-regulation liner and preparation method and application thereof

EXTRACTION OF PLATELET-LIKE PARTICLES FROM AQUEOUS TO NON-AQUEOUS MEDIA

METHOD FOR PRODUCING CERAMIC/METAL HEAT STORAGE MEDIA, AND TO THE PRODUCT THEREOF

Storage body with latent storage substances for temperature equilization

Paraffin complexes with added solids - have improved calorific reserve and thermal conductivity

PROCESS AND APPARATUS Of STORAGE OF the THERMAL ENERGY Of a FLUID CALORIPORTEUR

Paraffin complexes with added solids - have improved calorific reserve and thermal conductivity

COMPOSITIONS OF MATTERS INDICATING THE TEMPERATURE

Device, in particular an independent portable device for extracting heat from a source of heat

Dispositif pour extraire de la chaleur d'une sou+-ce chaude (3), et la transférer à un accumulateur de frigories autonome, portable, constituant une source froide, ce dispositif ayant pour particularité que ledit accumulateur est constitué par une enceinte (1) contenant de l'ammoniac dans des conditions telles qu'au moins une partie importante de la chaleur transférée vers cet accumulateur fait passer de l'ammoniac de l'état solide à l'état liquide. Le dispositif est utilisable pour le contrôle thermique d'équipements de protection ou de scaphandres étanches destinés au travail en atmosphère toxique ou à haute température, ou encontre dans l'espace.

Granular refrigerant compsn.

La présente invention concerne une composition réfrigérante granulaire, caractérisée en ce qu'elle comprend une matrice polymère discontinue, ladite matrice étant constituée par des granulés de polymère réticulé hydrophile ayant absorbé de l'eau et qui la retiennent, dans un rapport pondéral polymère/eau, calculé sur la base du poids sec du granulé de polymère réticulé, supérieur à 1/20, de préférence comprise entre 1/50 et 1/100. Elle concerne également un dispositif de réfrigération comprenant l'association d'une composition selon l'invention et d'au moins une feuille absorbante de protection.

ACCUMULATEUR DE CHALEUR LATENTE

L'invention vise un accumulateur de chaleur latente. Le milieu d'accumulation de cet accumulateur de chaleur est constitué par un matériau en phases alternantes, à savoir des solutions de sels ou des mélanges de sels dont la température de fusion est comprise entre 180 degrés C et 190 degrés C et dont la chaleur latente de fusion est comprise entre 410 Joule/g et 440 Joule/g. Cet accumulateur de chaleur latente est relié à des échangeurs et à des conducteurs de chaleur pour l'amenée et l'évacuation de la chaleur. L'accumulateur de chaleur latente conforme à l'invention sert à recueillir la chaleur perdue provenant par exemple de moteurs à combustion interne afin d'en profiter pour le chauffage d'un liquide ou d'un espace.

Portable pocket having ice packs

Mass [...] fabric with a

THERMODYNAMIC CONTAINER

COLD STORAGE HEAT EXCHANGER

A cold storage heat exchanger (40) for exchanging heat with air flowing therearound includes a cooling medium path (45a) in the interior of which a cooling medium circulates, and a cold storage body (47) for exchanging heat with the cooling medium circulating through the cooling medium path, the cold storage body (47) containing in the interior thereof cold storage members (50, 50a, 50b) that retain an amount of heat from the cooling medium. The cold storage material includes a low-carbon-number paraffin comprising a C12 paraffin and/or a C13 paraffin, and a high-carbon-number paraffin comprising a C15 paraffin and/or a C16 paraffin. The concentration of high-carbon-number paraffin in the cold storage material is 60-100 mass percent exclusive. The concentration of low-carbon-number paraffin has a mass percent concentration in the cold storage material is 0-40 mass percent exclusive.

COLD INSULATION BAG

A cold insulation bag is characterized in that a bag made of a synthetic resin is filled with a cold insulation material which is prepared by adding inorganic fine particles and an alcohol into an aqueous solution of a latent heat storage material having a melting point not lower than 0 ˚C. The cold insulation bag does not become hard like a plate and thus keeps flexibility even when cooled, and can be regenerated at room temperature.

METHOD OF STORING HEAT

Refrigerant

GEL COMPRISING A PHASE-CHANGE MATERIAL, METHOD OF PREPARING THE GEL, THERMAL EXCHANGE IMPLEMENT COMPRISING THE GEL, AND METHOD OF PREPARING THE THERMAL EXCHANGE IMPLEMENT

Gel including a phase-change material and a gelling agent. In one embodiment, the phase-change material may be n-tetradecane, n-hexadecane or mixtures thereof. The gelling agent may be a high molecular weight styrene-ethylene-butylene-styrene (SEBS) triblock copolymer with a styrene:rubber ratio of about 30:70 to 33:67% by weight. To form the gel, the phase-change material and the gelling agent may be mixed at an elevated temperature relative to room temperature to partially, but not completely, dissolve the gelling agent. The mixture may then be cooled to room temperature. Alternatively, the phase-change material and the gelling agent may be mixed at room temperature, and the mixture may then be heated to form a viscoelastic liquid, which is then cooled to room temperature. The invention is also directed at a method of preparing the gel, a thermal exchange implement including the gel, and a method of preparing the thermal exchange implement.

LATENT ENERGY ACCUMULATOR* ITS MANUFACTURE AND USE

ГИБКИЕ ЛИСТОВЫЕ МАТЕРИАЛЫ ИЗ РСМ

Изобретение относится к гибким листовым материалам из РСМ с большой плотностью накопления скрытой тепловой энергии для применения при регулировании тепловой энергии. Гибкий листовой материал из РСМ содержит гибкую двухмерную несущую структуру и элементы из материалов с фазовым переходом, по отдельности расположенные на ней в определенном геометрическом порядке, где материал с фазовым переходом связан по меньшей мере двумя полимерами, из которых по меньшей мере один полимер выбран из группы стиролсодержащих блок-сополимеров, и по меньшей мере один полимер выбран из группы не содержащих стирола этилен/бутиленовых сополимеров, где листовой материал является стабильным по размерам даже при фазовом переходе, имеет емкость накопления скрытой тепловой энергии от 100 до 250 Дж/г и/или от 300 до 1000 кДж/ми может быть переработан с получением свернутой, сложенной, смотанной, разрезанной до некоторого размера или многослойной формы. Изобретение обеспечивает создание РСМ материалов с высокой емкостью ...

Теплоаккумулирующий состав на основе гексагидрата нитрата цинка и гексагидрата нитрата кобальта

Изобретение относится к теплоаккумулирующим материалам, способным к хранению и отдаче тепла за счет фазопереходных процессов, и могут применяться в системах кондиционирования и подогрева, в том числе автомобильного салона. Теплоаккумулирующий состав основан на гексагидратах цинка и кобальта с добавлением расширенного графита (EG) и карбоксиметилцеллюлозы (КМЦ) или поливинилового спирта (ПВС). В изобретении предлагаются следующие составы: 1: (95% мас. Zn(NO3)2об/мин 6H2O + 5% мас. Co(NO3)2⋅6H2O) с последующим добавлением 1%мас. КМЦ + 1%мас. EG; 2: (93%мас. Zn(NO3)2⋅6H2O + 7% мас. Co(NO3)2⋅6H2O) с последующим добавлением 1%мас. ПВС + 1%мас. EG; 3. (93% мас. Zn(NO3)2⋅6H2O + 7% мас. Co(NO3)2⋅6H2O) с последующим добавлением 5%мас. КМЦ + 1% мас. EG. Смесь готовят нагреванием смеси Zn(NO3)2⋅6H2O и Co(NO3)2⋅6H2O при 60°С с последующим плавлением в течение 30 минут, выдерживанием в течение 10 минут и последовательным внесением в смесь добавок, затем смесь перемешивается в течение 3 часов при 60° ...

Низкоплавкая теплоаккумулирующая солевая смесь

Изобретение относится к области теплоэнергетики, описан теплоаккумулирующий состав, включающий хлорид лития и хлорид свинца, дополнительно содержит вольфрамат свинца для обеспечения работоспособности в температурном интервале 396-400°С с удельной энтальпией 365-375 кДж/кг при следующем соотношении компонентов, мас. %: хлорид лития - 35-36; хлорид свинца - 57-58; вольфрамат свинца - 7-7,5. Технический результат – состав обладает меньшей коррозионной активностью, высокой плотностью и имеет повышенную удельную теплоту плавления 365-375 кДж/г, обеспечивает работоспособность теплового аккумулятора в диапазоне температур 396-400°С. 1 табл., 4 пр.

ПАРАФИНОВЫЙ ВОСК

... 1. Полученный способом Фишера-Тропша парафиновый воск, содержащий парафины, имеющие от 9 до 24 атомов углерода, который имеет температуру плавления в диапазоне от 15 до 40°C.2. Парафиновый воск по п. 1, который имеет кинематическую вязкость при 40°C выше 3,0 сСт, предпочтительно выше 4,0 сСт, более предпочтительно выше 4,5 сСт.3. Парафиновый воск по п. 1, который имеет кинематическую вязкость при 100°C выше 0,5 сСт, предпочтительно выше 1,0 сСт, более предпочтительно выше 1,5 сСт.4. Парафиновый воск по п. 1, который имеет плотность при 40°C, составляющую от 0,60 до 0,85 кг/м, предпочтительно от 0,70 до 0,80 кг/м, более предпочтительно от 0,75 до 0,77 кг/м.5. Парафиновый воск по п. 1, который имеет плотность при 15°C, составляющую от 0,65 до 0,90 кг/м, предпочтительно от 0,70 до 0,85 кг/м, более предпочтительно от 0,75 до 0,80 кг/ми наиболее предпочтительно от 0,77 до 0,80 кг/м.6. Парафиновый воск по п. 1, который имеет удельную теплоемкость в диапазоне от 2,15 до 2,35 Дж/г°C, предпочтительно ...

РАСПЛАВЛЯЕМЫЙ ЭЛЕКТРОЛИТ ДЛЯ ХИМИЧЕСКОГО ИСТОЧНИКА ТОКА

СОСТАВ РАСТВОРА СУПЕРКОНЦЕНТРИРОВАННОЙ ПРИСАДКИ

KÜHLKÖRPER AUS KOHLENSTOFFSCHAUM AUF PECHBASIS MIT MATERIAL, WELCHES PHASENÜBERGÄNGE EINGEHT

Schaedlingsbekaempfungsmittel

Thermal management phase-change composition, methods of manufacture thereof, and articles containg the composition

Phase-change composition comprising a homogeneous mixture of; i) a thermoplastic polymer composition (which may be KRATON D1192 (RTM)) and ii) a phase-change material (which may be PCM43P); wherein the phase-change composition has a viscosity of less than 100,000 centipoise at a temperature greater than 120°C and is a gel at a temperature less than l00°C. The thermoplastic polymer may comprise an elastomeric block co-polymer, an elastomeric random co-polymer or a combination thereof. The phase change material may comprise a C10-35 alkane, C10-35 fatty, C10-35 fatty acid ester or a vegetable oil. The phase change composition may further comprise additives such as an encapsulated phase-change material, a flame retardant (which may be alumina trihydrate), a thermal stabilizer, an antioxidant, a thermo-conductive filler, a thermally insulating filler, a magnetic filler, a colorant or any combination thereof. Second and third aspects are directed towards a method of manufacturing a phase-change ...

ACTIVATION OF HEAT PACKS

Phase change material

Fluid conditioning arrangements

A fluid conditioning arrangement comprises a primary heat exchanger configlued to cool and/or heat the fluid; a secondary heat exchanger configured to cool and/or heat the fluid; and a controller for operating said secondary heat exchanger when said primary heat exchanger fails to cool and/or heat the fluid at a predetermined acceptable level; wherein said primary heat exchanger is a phase change material (PCM) based heat exchanger.

Phase change material pack and/or PCM compound

COMPOSITE THERMAL RESEVOIR EMPLOYING SOLID,PLIABLE ORGANIC COMPOUND

Phase-Change emulsion heat-transfer medium, preparation method therefor, and battery heat management system

HOLLOW WARM RECORDING DISK FOR THE AIR CONDITIONING OF RAUMEN

DENSITY-STABILIZED MATERIAL FOR PHASE CONVERSION

PHASE CHANGE MATERIAL WITH INHIBITOR AND PROCEDURE FOR ITS PRODUCTION

Calorific or frigorific element

A encapsulated phase change substance

Extraction of platelet-like particles from aqueous to non-aqueous media

The invention relates to a method for preparing a dispersion of platelet-like particles in a non-aqueous medium. The method comprises combining a dispersion of said particles in water with the non-aqueous medium to provide a mixture comprising the non-aqueous medium, water and the particles, and then removing the water from the mixture.

ETHYLENE POLYMER COMPOSITE HEAT STORAGE MATERIAL

TITLE ETHYLENE POLYMER COMPOSITE HEAT STORAGE MATERIAL Heat storage composite consisting essentially of about 2-55% of an organic latent heat material and about 45-98% of a filled ethylene polymer.

HYDRATED CACL2 REVERSIBLE PHASE CHANGE COMPOSITIONS WITH NUCLEATING ADDITIVES

A reversible liquid solid/phase change composition comprising hydrated CaC12, and one of the group of BaI2, BaSO4, and/or BaO, added to the composition in an effective amount to suppress supercooling of the CaC12 liquid phase. 27,734A-F ...

CARBON DIOXIDE PRODUCT AND METHOD OF MANUFACTURE

CARBON DIOXIDE PRODUCT AND METHOD OF MANUFACTURE This invention relates to a novel carbon dioxide product comprising a pumpable slurry consisting of finely divided particles of solid phase carbon dioxide dispersed in liquid phase carbon dioxide in which the solid particles are free flowing, i,e. do not agglomerate on standing for periods of time sufficient to permit beneficial commercial use of the product. The slurry is produced by withdrawing gaseous carbon dioxide at a controlled rate from a vessel containing liquid carbon dioxide at the temperature and pressure conditions of the triple point while vigorously agitating the liquid, to produce solid carbon dioxide particles in the liquid. The rate of formation of the solid is controlled to produce small, finely divided particles of solid carbon dioxide rather than large pieces.

ENERGY STORAGE MEDIUM

An energy storage medium that can be raised to a high energy state which is comprised of a gel of polyethylene oxide, water, and a salt which causes gelation of polyethylene oxide and water at or below about 90.degree.C, and a method for storing energy with the medium.

SUPER CONCENTRATE ADDITIVE SOLUTION COMPOSITION

A super concentrate additive solution is disclosed herein. A super concentrate additive solution can be added into a heat transfer fluid to improve corrosion protection performance and to extend the service life of a heat transfer system or the fluids therein. A method includes adding a super concentrate additive solution to a heat transfer fluid to form a super additive heat transfer fluid and adding the mixture to a heat transfer system. A super concentrate additive solution can also be used in flexible production of a high corrosion protection performance heat transfer fluid concentrate, pre-diluted heat transfer fluids, or ready-for-use heat transfer fluids.

THERMAL ENERGY STORAGE COMPOSITION

The present invention relates to a thermal energy storage composition and a method for reducing rupture failures during freezing cycles of container devices holding aqueous phase change materials. The thermal energy storage composition of the present invention contains about 60 to about 96.5 weight percent water, about 3 to about 40 weight percent of one or a mixture of waterdispersible non-ionic surfactants, particularly alcohol ethoxylates, and preferably an anionic surfactant in an amount sufficient to reduce phase separation of the composition at elevated temperatures.

REVERSIBLE HYDRATED MAGNESIUM CHLORIDE PHASE CHANGE COMPOSITIONS FOR STORING ENERGY

The present invention relates to reversible liquid/solid phase change compositions comprising MgCl2.6H2O and one or more phase equilibrium modifying additives wherein the additive is added in an amount effective to modify the semi-congruent melting behavior of the hydrated salt by reducing the formation of crystalline salt phases other than the starting hydrate during melting of the material. Optionally, the compositions of the invention also contain nucleating additives to modify and suppress the supercooling properties of the liquid phase of the phase change compositions.

PROCEDE ET APPAREIL D'EMMAGASINAGE DE L'ENERGIE THERMIQUE D'UN FLUIDE CALORIPORTEUR

APPAREIL COMPRENANT UN PREMIER ET UN SECOND MATERIAUX AYANT DES TEMPERATURES DE FUSION ET DES MASSES SPECIFIQUES DIFFERENTES, CES MATERIAUX N'ETANT PAS MISCIBLES DANS LEUR ETAT LIQUIDE, CARACTERISE EN CE QU'IL COMPREND UN RECIPIENT1 CONTENANT LE PREMIER ET LE SECOND MATERIAUX5, 6, QUI SONT DISPOSES EN COUCHES L'UN AU-DESSUS DE L'AUTRE, UN ORIFICE D'ENTREE2 COMPRENANT UN DISPOSITIF4 DE FORMATION DE GOUTTES, GRACE A QUOI LE PREMIER MATERIAU, QUI PRESENTE LA TEMPERATURE DE FUSION LA PLUS BASSE, EST DIVISE OU PULVERISE EN GOUTTELETTES, UN ORIFICE DE SORTIE3 POUR LE PREMIER MATERIAU ET UNE BOUCLE CHAUFFANTE7.

Process and apparatus for the demineralization of liquids such as sea water

PROCESS AND APPARATUS Of STORAGE OF the THERMAL ENERGY Of a FLUID CALORIPORTEUR

PARTICLE OF A PHASE CHANGE MATERIAL WITH COATING LAYER

NOVEL CRYOGENIC COMPOSITION

La présente invention concerne une nouvelle composition cryogénique destinée à être utilisée dans des dispositifs de traitement thermique, ladite composition comprenant un composé hydrophobe (a) sous forme liquide dans lequel sont immergés des granulés de polymère superabsorbant (b) chargés en eau (c) et en agent humectant (d), ledit composé hydrophobe (a) ayant un point de congélation inférieur à 0°C. L'invention concerne également un dispositif de traitement thermique, et plus particulièrement un dispositif médical utilisé pour refroidir une partie du corps humain ou animal, en particulier après un traumatisme, une inflammation ou un acte chirurgical. L'invention trouve application dans le domaine thérapeutique et/ou médical, mais également dans d'autres domaines comme par exemple pour le refroidissement ou le maintien à basse température de denrées alimentaires.

NEW CRYOGENIC COMPOSITION

La présente invention concerne une nouvelle composition cryogénique destinée à être utilisée dans des dispositifs de traitement thermique, ladite composition comprenant un composé hydrophobe (a) sous forme liquide dans lequel sont immergés des granulés de polymère superabsorbant (b) chargés en eau (c) et en agent humectant (d), ledit composé hydrophobe (a) ayant un point de congélation inférieur à 0°C. L'invention concerne également un dispositif de traitement thermique, et plus particulièrement un dispositif médical utilisé pour refroidir une partie du corps humain ou animal, en particulier après un traumatisme, une inflammation ou un acte chirurgical. L'invention trouve application dans le domaine thérapeutique et/ou médical, mais également dans d'autres domaines comme par exemple pour le refroidissement ou le maintien à basse température de denrées alimentaires.

Refrigerant pack

A refrigerant pack is provided including a refrigerant substance which contains water, an inorganic salt, a thickener, and a pH indicator, wherein the refrigerant substance contains as the inorganic salt, an acidic inorganic salt in which the solution shows acidity, and phosphate; in the refrigerant substance, the ratio of the total amount of the acidic inorganic salt and phosphate with respect to the total amount of the inorganic salt is 5 to 100 % by mass; the refrigerant substance contains dihydrogenphosphate and an inorganic salt other than dihydrogenphosphate as the acidic inorganic salt; pKa of the pH indicator is 4.9 to 8.0; and in the refrigerant substance, pH ([alpha]1), in which all contents other than phosphate, dihydrogenphosphate, and water, are removed, satisfies a relationship represented by the following formula (i) with respect to the pKa: pKa of the pH indicator ≤ pH ([alpha]1) ≤ pKa of the pH indicator + 1.8 (i).

THERMAL STORAGE MEDIUM

The purpose of the present invention is to provide a thermal storage medium in which an inorganic or water-based thermal storage material is formed into a gel. The thermal storage medium is provided with: a first gelling material; a second gelling material which has a different water retention capacity to that of the first gelling material, and which is mixed with the first gelling material; and an inorganic or water-based thermal storage material held in the first gelling material and the second gelling material. A synthetic polymer or gelatin is used in the first gelling material. A synthetic polymer or a natural polymer such as polysaccharide is used in the second gelling material.

HEAT STORAGE DEVICE

This heat storage device (1) is provided with: a heat storage container (10) having an inlet opening (2) for a heat medium and also having an outlet opening (3) for the heat medium; a plate-like heat storage body (4) disposed within the heat storage container (10) and having a heat storage material (4a) and a packaging container (4b) which packages the heat storage material (4a); a plate-like spacer (6) which, within the heat storage container (10), is stacked on the heat storage body (4), the plate-like spacer (6) having contact sections (6a) which are in contact with the heat storage body (4) and also having non-contact sections (6b) which are separated from the heat storage body (4), the contact sections (6a) and the non-contact sections (6b) being alternately formed in a specific direction; and heat medium flow passages (5) formed by the surface of the heat storage body (4) and the non-contact sections (6b), the heat medium flow passages (5) extending in the direction intersecting the ...

Self-strengthening polymer composites

A composite material is provided including a polymer matrix and undercooled liquid metallic core-shell particles disposed in the matrix, wherein the particles each have an outer shell and a liquid metallic material as a core contained within the outer shell. The outer shell is frangible such that the liquid metallic material is released from at least some of the particles in response to a mechanical load applied to the composite and solidifies in-situ in the polymer matrix. As a result, the composite material can be self-strengthening and self-healing and can be reconfigurable in shape at ambient temperature.

PHASE-CHANGE SUSPENSION FLUID COMPOSITION INCLUDING FUMED SILICA PARTICLES AND METHOD FOR PREPARING THE SAME

Disclosed are a suspension fluid and a method for preparing the suspension fluid. Particularly, the suspension fluid is prepared by dispersing fumed silica particles in a solvent that includes one or more compounds selected from the group consisting of ethylene glycol and propylene glycol, and water. The phase-change suspension fluid obtained from the present invention is a shear thickening fluid that have a constant Newtonian behavior at a low rate of shear or a low frequency band, and further have a non-Newtonian behavior as a solid-like suspension at a high rate of shear or a high frequency band due to an increase in viscosity. In addition, the phase-change suspension fluid may reversibly change its phase with vibration of a vehicle, thereby providing advantages of both of the hydro bushes and the solid type bushes.

CALORIFIC OR FRIGORIFIC ELEMENT

LATENT HEAT STORAGE MATERIAL

The present invention has an object to provide a latent heat storage material that has a low risk of leakage and a low moisture absorbency and that is highly workable. The present invention attains the object by achieving a latent heat storage material including: a heat storage material containing an inorganic latent heat storage material composition that contains an inorganic latent heat agent and a thickener; and a surface layer containing a cured product of a reaction curable liquid resin, the surface layer having (i) a specific type E hardness value, (ii) a specific 100% modulus, and (iii) a specific elongation percentage at break.

СОСТАВ РАСТВОРА СУПЕРКОНЦЕНТРИРОВАННОЙ ПРИСАДКИ

Изобретение относится к раствору суперконцентрированной присадки. Раствор суперконцентрированной присадки содержит a) воду, b) понизитель точки замерзания, c) фосфорную кислоту или фосфат щелочного металла, d) водорастворимый полимер и e) соединение, выбранное из группы, состоящей из соединения магния, соединения лития, соединения кальция, соединения стронция и комбинаций этих соединений, где pH раствора суперконцентрированной присадки составляет менее чем 5,5, где раствор суперконцентрированной присадки представляет собой однофазный гомогенный раствор при комнатной температуре, и где смесь раствора суперконцентрированной присадки и концентрата теплоносителя соответствует по свойствам и техническим требованиям стандарта ASTM D3306. Этот раствор можно добавлять к теплоносителю для улучшения характеристики коррозионной защиты и увеличения срока службы системы теплопередачи или используемых в ней жидкостей. Способ включает добавление раствора суперконцентрированной присадки к теплоносителю ...

СОСТАВ РАСТВОРА СУПЕРКОНЦЕНТРИРОВАННОЙ ПРИСАДКИ

ТЕПЛОАККУМУЛИРУЮЩИЙ СОСТАВ

Изобретение может быть использовано при изготовлении высокотемпературных аккумуляторов для энергетических установок. Теплоаккумулирующий состав содержит молибдат лития, молибдат натрия, молибдат кальция и молибдат бария в эвтектическом соотношении. Теплоаккумулирующий материл указанного состава имеет температуру плавления 428°С. Изобретение позволяет увеличить термостойкость теплоаккумулирующего материала, стабильность в условиях циклического нагрева и охлаждения, а также уменьшить его коррозионную активность. 1 табл.

Low cost process for manufacture of form-stable phase change material

The present invention generally relates to a method for manufacturing phase change material (PCM) pellets. The method includes providing a melt composition including paraffin and a polymer. The paraffin has a melt point between about 10° C. and about 50° C., and more preferably between about 18° C. and about 28° C. In one embodiment, the melt composition includes various additives, such as a flame retardant. The method further includes forming the melt composition into PCM pellets. The method further may include the step of cooling the melt to increase the melt viscosity before pelletizing.

Phase change energy storage in ceramic nanotube composites

The present disclosure generally relates to methods and systems for forming phase change material composites and to the thus formed phase change material composites. In some examples, a method for forming a phase change material (PCM) composite may include dispersing nanowire material in a nonpolar solvent to form a nanowire-solvent dispersion, adding a PCM to the nanowire-solvent dispersion to form a nanowire-solvent-PCM dispersion, heating the nanowire-solvent-PCM dispersion, and removing the solvent.

Heat storage microcapsules and manufacturing method thereof

Disclosed are heat storage microcapsules encapsulating a water-soluble heat storage material stably and certainly, heat storage microcapsules with high durability which prevent phase separation of an inorganic salt hydrate latent heat storage material, heat storage microcapsules which prevent supercooling of a latent heat storage material to exhibit stable heat history and a manufacturing method thereof. The heat storage microcapsules comprise a core covered with a shell, wherein the core contains (a) at least one water-soluble latent heat storage material selected from a salt hydrate and a sugar alcohol and (b) a polymer derived from a water-soluble monomer mixture of a water-soluble monofunctional monomer and a water-soluble multifunctional monomer, and the shell is composed of a hydrophobic resin.

Polyurethane foams containing incorporated phase change material

The invention relates to polyurethane foams with incorporated phase change material, especially for reinforcing the back of deep-drawn films and components.

Refractory material impregnated with phase change material, method for making the same, and temperature controlled chamber formed by the same

The present invention is directed to methods for forming heat absorbing bodies (and the resulting heat absorbing bodies and enclosures formed thereby) that utilize capillary action to draw a fluidic composition comprising a molten phase change material (PCM) into the interstitial spaces of a porous body of a refractory material. In one embodiment, the fluidic composition saturates substantially all of the interstitial spaces of a porous body of a fibrous ceramic refractory material.

Methods and apparatus for latent heat (phase change) thermal storage and associated heat transfer and exchange

In various embodiments, phase change and heat exchange methods between heat collection, heat transfer, heat exchange, heat storage, and heat utility systems are described. In certain embodiments, the heat transfer fluids/heat exchange fluids, heat storage media, and working media in the system are all phase change materials with transition temperatures close to each other and in decreasing order and perform their respective function through phase changes within a relatively narrow temperature range. Methods to control heat transfer rate, heat exchange and/or heat charging/discharging rate between heat collection, thermal energy storage and heat utility apparatus at will are provided. Methods of controlling such systems are also provided.

Thermal storage medium composition and thermal storage medium

[Object] The invention provides a thermal storage medium composition capable of forming a thermal storage medium which is free from phase separation or liquid phase bleeding and is excellent in shape retention properties even at or above the maximum crystal transition temperature of a paraffin compound and further exhibits excellent fluidity when being shaped. [Solution] A thermal storage medium composition includes 100 parts by mass of a hydrogenated diene copolymer and 50 to 4000 parts by mass of a paraffin compound, the hydrogenated diene copolymer being a conjugated diene copolymer that is obtained by hydrogenating a block copolymer which includes a block (A) that contains structural units (a-1) derived from a conjugated diene compound and has a vinyl bond content of not more than 20 mol %, and a block (B) that contains structural units (b-1) derived from a conjugated diene compound and has a vinyl bond content of 30 to 95 mol %, the hydrogenation ratio with respect to the double bonds derived from the conjugated diene compounds being not less than 90%.

Method of modulated exothermic chemical systems through phase change materials

The chemical reactions modulation of temperature and dissipate heat through using phase change materials (PCM). Hydration of a mixture composed of encapsulated and/or non-encapsulated oxides such as calcium oxide and/or magnesium oxide and dehydrated and/or hydrated zeolite coupled with control of pH of mixture through compounds such as Citric acid, or combination exothermic mixes, such as Cao and Mg—Fe, provide sustained heat release and heat retention tailored by addition of PCMs. The modulation may include timed/controlled release from encapsulated reactants and may include particles with tailored size distribution and different burn characteristics. The phase change materials used include organics (paraffins, non paraffins and fatty acids) and inorganics (salt hydrates). The selection of PCM is based on compatibility with the reacting mix, added reacting aqueous medium, and the desired temperature the system is to be held constant or temperature range it is desired to be modulated.

Dielectric Fluids Comprising Polyol Esters

Dielectric fluids are provided, the dielectric fluids comprising a mixture of polyol esters derived from a reaction of a) a polyol comprising pentaerythritol, trimethylolpropane, neopentyl glycol, or combinations thereof, and b) a mixture of fatty acid esters derived from a high oleic soybean oil comprising fatty acid moieties, wherein the high oleic soybean oil has a C18:1 content of greater than 65% of the fatty acid moieties in the oil, and a combined C18:2 and C18:3 content of less than 20% of the fatty acid moieties in the oil. Also provided are electrical apparatuses comprising the dielectric fluids, and processes for preparing the mixtures of polyol esters.

PLASTIC PHASE CHANGE MATERIAL AND ARTICLES MADE THEREFROM

The present invention generally relates to a method for manufacturing phase change material (PCM) pellets. The method includes providing a melt composition, including paraffin and a polymer. The paraffin has a melt point of between about 10° C. and about 50° C., and more preferably between about 18° C. and about 28° C. In one embodiment, the melt composition includes various additives, such as a flame retardant. The method further includes forming the melt composition into PCM pellets. The method further may include the step of cooling the melt to increase the melt viscosity before pelletizing. Further, PCM compounds are provided having an organic PCM and a polymer. Methods are provided to convert the PCM compounds into various form-stable PCMs. A method of coating the PCMs is included to provide PCMs with substantially no paraffin seepage and with ignition resistance properties. 1. A method for manufacturing phase change material (PCM) pellets comprising the steps of:(a) Feeding an organic PCM and a polymer to an extruder to form a homogenous molten plastic compound;(b) Extruding the molten plastic compound through a die to form an extrudate;(c) Cooling and cutting the extrudate into pellets; and(d) Coating the pellets.2. The method of wherein the organic PCM is a paraffin.3. The method of wherein the paraffin comprises octadecane.4. The method of wherein the polymer is high-density polyethylene.5. The method of wherein the extruder is a twin-screw extruder.6. The method of wherein the cooling and cutting takes place in an underwater pelletizer.7. The method of wherein the coating step comprises blending the pellets with an oil-absorbing powder.8. The method of wherein the blending is performed in a V-blender.9. The method of wherein the oil-absorbing powder has an average particle size between 1 and 10 microns.10. The method of wherein the oil-absorbing powder is calcium silicate.11. The method of wherein the coating step comprises forming a polymer film on the ...

Thermoplastic molding composition comprising microencapsulated latent-heat-accumulator material

A thermoplastic molding composition is provided, which comprises A) from 30 to 90% by weight of at least one thermoplastic polymer, B) from 10 to 70% by weight of microcapsules with a capsule core made of latent-heat-accumulator material and a polymer as capsule wall, where the latent-heat-accumulator material has its solid/liquid phase transition in the temperature range from −20° C. to 120° C., and C) from 0 to 60% by weight of one or more further additive, where each of the percentages by weight is based on the total weight of components A) to C) and these give a total of 100% by weight, obtainable via mixing in the melt of components A), B), and optionally C) in a multiscrew extruder, where the multiscrew extruder comprises, along the direction of conveying, in this sequence, at least one feed zone, one plastifying zone, one homogenizing zone, and one discharge zone, and the feed of the microcapsules B) into the multiscrew extruder takes place at a site after—in the direction of conveying—the plastifying zone. And also a process for producing the composition and uses of the composition for producing fibers, foils, moldings, and foams are provided.

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. 1. A method , comprising:providing a suspension comprising a suspension medium in a first phase and particles within the suspension medium;applying a thermal gradient and/or an electrical potential across the suspension; andallowing the suspension medium to undergo a phase change from the first phase to a second phase such that the thermal conductivity and/or the electrical conductivity of the suspension changes.2. The method of claim 1 , wherein a majority of the particles have maximum cross-sectional dimensions of less than about 10 microns.3. The method of claim 1 , wherein the particles have a thermal conductivity of at least about 5 W/mK and/or an electrical conductivity of at least about 10 S m claim 1 , in at least one direction claim 1 , as measured at 25° C.4. The method of claim 1 , wherein the suspension is part of a thermistor.5. The method of claim 1 , wherein the suspension is part of a temperature sensor.6. The method of claim 1 , wherein the suspension is part of an electrical fuse.7. The method of claim 1 , wherein the phase change is caused by resistive heating of the suspension.8. The method of claim 1 , wherein claim 1 , after a phase change claim 1 , the thermal conductivity of the suspension changes by at least a factor of 2.9. The method of claim 1 , wherein claim 1 , after a phase change claim 1 , the electrical conductivity of the suspension changes by at least a factor of 10.10. The method of claim 1 , wherein the suspension undergoes at least 2 freeze/thaw cycles.11. The method of claim 1 , wherein the change in thermal and/or electrical conductivity between the suspensions comprising the first phase and the second phase varies by less than about 20% over at least 5 freeze/thaw cycles.12. The method of claim 1 , wherein a component of the suspension medium is selected claim 1 , at least in part claim 1 , ...

Nitrate salt compositions comprising alkali metal carbonate and their use as heat transfer medium or heat storage medium

Nitrate salt composition comprising as significant constituents A) an alkali metal nitrate and optionally an alkali metal nitrite in a total amount in the range from 90 to 99.84% by weight and B) an alkali metal compound selected from the group B1) alkali metal oxide, B2) alkali metal carbonate, B3) alkali metal compound which decomposes into alkali metal oxide or alkali metal carbonate in the temperature range from 250° C. to 600° C., B4) alkali metal hydroxide MetOH, in which Met is lithium, sodium, potassium, rubidium, cesium, B5) alkali metal peroxide Met 2 O 2 , in which Met is lithium, sodium, potassium, rubidium, cesium, and B6) alkali metal superoxide MetO 2 , in which Met is sodium, potassium, rubidium, cesium, in a total amount in the range from 0.16 to 10% by weight, in each case based on the nitrate salt composition.

ENERGY EXCHANGE BUILDING ENVELOPE

Provided in one embodiment is an article, the article comprising: a material, which adjusts at least one surface property in response to a climate condition to affect energy exchange between the exterior and the interior of the article. Another embodiment provides a structure, comprising: a building facade envelope, comprising a material: wherein the envelope adjusts at least one surface property in response to a climate condition, to affect energy exchange between the exterior and the interior of the envelope. 1. An article , comprising:a material, which adjusts at least one surface property in response to a climate condition, to affect energy exchange between the exterior and the interior of the article.2. The article of claim 1 , wherein the material comprises a ceramic.3. The article of claim 1 , wherein the material comprises a ceramic comprising clay.4. The article of claim 1 , wherein the material comprises a metal.5. The article of claim 1 , wherein the material comprises a metal comprising aluminum.6. The article of claim 1 , wherein the material comprises a phase change material.7. The article of claim 1 , wherein the material further comprises a solar cell.8. The article of claim 1 , wherein the surface property is at least one of geometry claim 1 , coloration claim 1 , and surface morphology.9. The article of claim 1 , wherein the energy is at least one of heat claim 1 , light claim 1 , and radiation.10. The article of claim 1 , wherein the article is a part of a building envelope.11. A structure claim 1 , comprising:a building façade envelope, comprising a material:wherein the envelope adjusts at least one surface property in response to a climate condition to affect energy exchange between the exterior and the interior of the envelope.12. The structure of claim 11 , wherein the climate is specific to a geographical location of the structure.13. The structure of claim 11 , wherein the surface property is at least one of geometry claim 11 , coloration ...

USE OF POLYMER DISPERSIONS AS HEAT EXCHANGE FLUIDS

Heat exchange fluids comprising an aqueous or aqueous-organic dispersion are disclosed. The dispersions have a purely or predominantly aqueous continuous liquid phase, and at least one dispersed phase comprising particles of at least one polymer. Systems for exchanging or storing heat using the heat exchange fluid are also disclosed. 113-. (canceled)14. A system for exchanging or storing heat , comprising a heat-exchange fluid , wherein the heat-exchange fluid is an aqueous or aqueous-organic dispersion , comprising a purely or predominantly aqueous continuous liquid phase , and at least one dispersed phase comprising particles of at least one polymer.15. The system according to claim 14 , wherein the dispersed particles have a median diameter of less than 4 μm.16. The system according to claim 14 , wherein the dispersed particles have a median diameter of less than or equal to 500 nm.17. The system according to claim 14 , wherein the aqueous or aqueous-organic dispersion has a dynamic viscosity of less than 1000 mPa·s at 25° C.18. The system according to claim 14 , wherein the aqueous or aqueous-organic dispersion has a dynamic viscosity of less than 50 mPa·s at 25° C.19. The system according to claim 14 , wherein the polymer dispersions comprise between 10% and 65% by weight of solids.20. The system according to claim 14 , wherein the polymer dispersions comprising between about 25% to about 40% by weight of solids21. The system according to claim 14 , wherein said at least one polymer is chosen from polymers of “comb” type claim 14 , polymers of “ladder” type claim 14 , and/or polymers of “star” type.22. The system according to claim 21 , wherein said at least one polymer is chosen from polymers of “comb” type.23. The system according to claim 14 , wherein said at least one polymer is chosen from acrylic and/or methacrylic homopolymers or copolymers and olefinic homopolymers or copolymers.24. The system according to claim 23 , wherein said at least one polymer is ...

PARTICLE OF A PHASE CHANGE MATERIAL WITH COATING LAYER

PCM particle consisting of an agglomerate comprising a phase change material (PCM) and a coating layer with a composition different from that of the agglomerate. 115-. (canceled)16. A phase change material particle consisting of:an agglomerate of microcapsules of a phase change material (PCM) agglomerated by a binder; anda coating layer with a composition different from that of the agglomerate.17. The phase change material particle of claim 16 , wherein the thickness of the coating layer represents between 0.001% and 10% of the diameter of the particle claim 16 ,18. The phase change material particle of claim 17 , wherein the thickness of the coating layer represents between 0.01% and 1% of the diameter of the particle.19. The phase change material particle of claim 16 , wherein the coating layer comprises an organic or inorganic material.20. The phase change material particle of claim 19 , wherein the proportion of organic or inorganic material is greater than the proportion of organic or inorganic material in the agglomerate.21. The phase change material particle of claim 19 , wherein the organic material is at least one polymer.22. The phase change material particle of claim 21 , wherein the coating layer comprises solid particles with a thermal conductivity greater than 0.5 W/m/K.23. The phase change material particle of claim 21 , wherein the coating layer comprises at least 0.5% polymer and is impervious.24. The phase change material particle of claim 16 , wherein the inorganic material is a metallic compound claim 16 , a metal or a metal alloy claim 16 , or a mixture of these compounds.25. The phase change material particle of claim 16 , wherein the proportion of phase change material in the coating layer is less than the proportion of phase change material in the agglomerate.26. The phase change material particle of claim 16 , wherein the coating layer comprises graphite rods.27. The phase change material particle of claim 16 , wherein the phase change ...

Surface treatment of beverage containers to keep the beverage cool

The invention pertains to a method suitable to reduce the heat transfer into a beverage container in order to keep the beverage cool over an extended period of time after taken from the refrigerator. The method is based on a surface treatment of the beverage container which comprises a binder in which phase change material is incorporated. By absorbing latent heat without a temperature increase, the phase change material creates a thermal barrier against heat penetration. The binder with the phase change material contained wherein is applied to the surface of the beverage container, for instance, by spray coating. The coating layer covers most of the container's surface. A second coating layer which does not contain phase change material is applied on top of the first coating layer in order to provide protection against mechanical stress during high speed filling and packaging.

Rubber Composition Based On At Least One EPDM And A Phase-Change Material, Pipe Incorporating Same And Process For Preparing This Composition

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. 1. Crosslinked rubber composition based on at least one elastomer of ethylene-propylene-diene terpolymer type (EPDM) and comprising at least 100 phr (phr: parts by weight per one hundred parts of elastomer(s)) of at least one phase-change material (PCM) , characterized in 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 412.2. Composition according to claim 1 , wherein the composition comprises said at least one PCM in an amount of greater than or equal to 150 phr and preferably greater than or equal to 200 phr.3. Composition according to claim 1 , wherein the composition comprises said at least one PCM in an amount of greater than or equal to 200 phr.4. Composition according to claim 1 , wherein said protection means comprise capsules enveloping said at least one PCM claim 1 , and/or supports on ...

Rubber Composition Based on a Silicone Elastomer and on a PCM, Process for the Preparation Thereof, Flexible Element and Thermal Control/Regulating System Incorporating Same

A crosslinked rubber composition, process for preparing same, and a flexible component based on at least one room-temperature vulcanizing “RTV” silicone elastomer and including at least one phase change material (PCM) is provided. The flexible element includes at least one elastomer layer capable of storing thermal energy and of releasing it which includes the crosslinked rubber composition. Also provided is a thermal control or regulating system incorporating the flexible element. The composition is such that the silicone elastomer has a viscosity measured at 23° C. according to the ISO 3219 standard which is less than or equal to 5000 mPa.s. The silicone elastomer inlcudes two components A and B and is crosslinked by polyaddition or polycondensation, and the composition includes the PCM, which is not encapsulated and is in the micronized state, in an amount of greater than 50 phr (phr: parts by weight per hundred parts per elastomer(s)).

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.

Even carbon number paraffin composition and method of manufacturing same

Paraffin compositions including mainly even carbon number paraffins, and a method for manufacturing the same, is disclosed herein. In one embodiment, the method involves contacting naturally occurring fatty acid/glycerides with hydrogen in a slurry bubble column reactor containing bimetallic catalysts with equivalent particle diameters from about 10 to about 400 micron. The even carbon number compositions are particularly useful as phase change material.

FILM OR COMPOSITE THAT INCLUDES A NANOMATERIAL

The present disclosure relates to a film or a composite that provides excellent heat removal capabilities and improved chemical stability and methods of forming the film and the composite. The film can be a layer of a nanomaterial. The composite can include a nanomaterial and a thermal interface material (TIM). The methods generally involve dispersing the nanomaterial in a carrier when forming the film or the composite. 1. A film comprising a layer of a nanomaterial , wherein the nanomaterial is in a dispersed state within the layer.2. The film of claim 1 , wherein the nanomaterial is at least one selected from the group consisting of graphene nanoplatelets (xGnP) claim 1 , carbon nanotubes (CNT) and hexagonal-boron nitride (hex-BN).3. A film that is formed bymixing a nanomaterial with a carrier;dispersing the nanomaterial within the carrier so as to form a dispersion of nanomaterial;dispensing the dispersion of nanomaterial on a surface of a substrate; andsubstantially removing the carrier so as to form the film.4. The film of claim 3 , wherein the nanomaterial is at least one selected from the group consisting of graphene nanoplatelets (xGnP) claim 3 , carbon nanotubes (CNT) and hexagonal-boron nitride (hex-BN).5. The film of claim 3 , wherein the carrier is a liquid that is a hydrophobic medium.6. The film of claim 3 , wherein the carrier is a dielectric liquid.7. The film of claim 6 , wherein the dielectric liquid is at least one selected from the group consisting of a transformer oil claim 6 , an alkane claim 6 , a polyalkene and purified water.8. The film of claim 7 , wherein the polyalkene is polyalphaolefin (PAO).9. A composite comprising a nanomaterial and a thermal interface material claim 7 , wherein the composite is formed bymixing the nanomaterial with a carrier;dispersing the nanomaterial within the carrier so as to form a dispersion of the nanomaterial; andmixing the dispersion of the nanomaterial with the thermal interface material so as to form the ...

GEL COMPRISING A PHASE-CHANGE MATERIAL, METHOD OF PREPARING THE GEL, AND THERMAL EXCHANGE IMPLEMENT COMPRISING THE GEL

Gel including a phase-change material and a gelling agent. In one embodiment, the phase-change material may be n-tetradecane, and the gelling agent may be a styrene-ethylene-butylene-styrene (SEBS) triblock copolymer. In particular, the SEBS copolymer may be a high molecular weight SEBS copolymer with a styrene:rubber ratio of about 30:70 to 33:67% by weight. The SEBS copolymer may constitute up to about 10%, by weight, of the gel, preferably less than 6%, by weight, of the gel, with n-tetradecane constituting the remainder. To form the gel, the phase-change material and the gelling agent are mixed together at an elevated temperature relative to room temperature to partially, but not completely, dissolve the gelling agent, i.e., a homogeneous solution is not formed. The mixture is then allowed to cool to room temperature. The invention is also directed at a method of preparing the gel and a thermal exchange implement including the gel. 1. A gel comprising a phase-change material and a gelling agent , the gel being formed by mixing together the phase-change material and the gelling agent at a transition temperature above room temperature but below the flashpoint of the phase-change material to partially , but not completely , dissolve the gelling agent , whereby a non-homogeneous mixture is produced , and then allowing the non-homogeneous mixture to cool to room temperature.2. The gel as claimed in wherein the phase-change material is at least one organic phase-change material.3. The gel as claimed in wherein the at least one organic phase-change material is at least one compound selected from the group consisting of n-alkanes claim 2 , fatty acid esters claim 2 , fatty alcohols claim 2 , and fatty acids.4. The gel as claimed in wherein the at least one organic phase-change material is selected from the group consisting of n-tetradecane claim 3 , n-hexadecane claim 3 , n-octadecane claim 3 , and mixtures thereof.5. The gel as claimed in wherein the at least one ...

Heat-transfer device

The present invention relates to a heat-transfer device and has an object to provide a heat-transfer device that has a high degree of freedom of aspects in arrangement with respect to the heating element. The heat-transfer device is provided with a contact surface 20 e coming into contact with a heating element 100 . The heat-transfer device has a pin portion 20 transferring heat from the heating element 100 through the contact surface 20 e , and has a gelled latent heat storage material 70 arranged to be in contact with the pin portion 20.

NON-IONIC DEEP EUTECTIC MIXTURES FOR USE AS SOLVENTS AND DISPERSANTS

Use of a non-ionic deep eutectic mixture consisting of A and B, A being R1R2N—CO—NR3R4 and B being selected from the group consisting of R5R6N—CO—CH3 and R7R8N—CO—NR9R10, and wherein each of R1-R10 is independently H, CH3 or alkyl, as a solvent or dispersant in chemical synthesis, material synthesis or fabrication, chemical or enzymatic catalysis, food, cosmetic or pharmaceutical formulation, separation or partitioning, heat transfer, and as detergents or cleaners, as well as such mixtures, is disclosed. 1. A method comprising using a non-ionic deep eutectic mixture consisting of A and B , A being RRN—CO—NRRand B being selected from the group consisting of RRN—CO—CHand RRN—CO—NRR , and wherein each of R-Ris independently H , CH3 or alkyl , as a solvent or dispersant in chemical synthesis , material synthesis or fabrication , chemical or enzymatic catalysis , food , cosmetic or pharmaceutical formulation , separation or partitioning , heat transfer , and as detergents or cleaners.2. The method according to claim 1 , wherein B is RRN—CO—CH claim 1 , wherein Rand Rare CHor alkyl claim 1 , R claim 1 , R claim 1 , and Rare H claim 1 , and Ris H or CHor alkyl.3. The method according to claim 1 , wherein B is RRN—CO—NRR claim 1 , wherein Rand Ris H or CHor alkyl claim 1 , Rand Ris H claim 1 , Ris CHor alkyl claim 1 , Ris H claim 1 , and Rand Ris H or CHor alkyl.4. The method according to claim 1 , wherein the mixture contains 30-80% by weight of A and 70-20% by weight of B.5. The method according to claim 1 , wherein the melting point of the mixture is 8-99° C. claim 1 , such as 8-71° C. claim 1 , such as 12-46° C.6. The method according to claim 1 , wherein Ris CH claim 1 , Rand Ris H and Ris H or CH.7. The method according to claim 6 , wherein B is RRN—CO—CH claim 6 , Ris H claim 6 , and Ris CHor H claim 6 , preferably CH.8. The method according to claim 7 , wherein the mixture contains 70-80% by weight of A and 30-20% by weight of B.9. The method according to claim 6 , ...

MOLDABLE MASS CONTAINING GRAPHITE AND PHASE CHANGE MATERIAL, PROCESS FOR PRODUCING A MOLDING FROM THE MASS, AND PRODUCTION METHODS OF USING THE MOLDING

A moldable mass contains graphite and a phase change material (PCM). The moldable mass further contains a binder and microcapsules having the PCM. A process produces a molding from the moldable mass, and the molding is used to produce various products such as cooling elements, battery temperature control elements, cooling elements for vehicle cabins, electronic components, and motors. 1. A moldable mass , comprising:graphite;a binder selected from the group consisting of geopolymers, water-soluble sodium, potassium silicates, epoxy resins, phenol resins, silicone resins, polyester resins, thermoplastics, polypropylene, fluoropolymers, and any desired combination thereof; andmicrocapsules containing a phase change material (PCM).2. The mass according to claim 1 , wherein:said graphite is 1 to 60 wt. %;said microcapsules containing said PCM is 35 to 95 wt. %; andsaid binder is 1 to 50 wt. %.3. The mass according to claim 1 , wherein said graphite is selected from the group consisting of natural graphite claim 1 , graphite expandate claim 1 , comminuted graphite film claim 1 , synthetic graphite and any desired combination thereof.4. The mass according to claim 3 , wherein:said natural graphite has particle sizes of between 149 and 840 μm;said graphite expandate has particle sizes of between 5 and 30 mm;said comminuted graphite film has particle sizes of between 5 and 1200 μm; andsaid synthetic graphite has particle sizes of between 10 and 600 μm.5. The mass according to claim 1 , wherein said microcapsules have a size from 1 to 1000 μm.6. The mass according to claim 1 , wherein said PCM is selected from the group consisting of paraffins claim 1 , salt hydrates claim 1 , sugar alcohols and fatty acids.7. The mass according to claim 1 , further comprising at least one additive selected from the group consisting of surfactants claim 1 , dispersants claim 1 , alkylbenzenesulphonate and polyvinylpyrrolidone.8. A process for producing a molding claim 1 , which comprises the ...

Carbon Nanotube Foams with Controllable Architecture and Methods

CNT foams and methods are provided. The methods may include forming, in a non-solvent liquid, a suspension of CNTs and particles of a pyrolytic polymer; removing the non-solvent liquid; and removing the particles of the pyrolytic polymer to produce a CNT foam having cells that at least substantially correspond to the dimensions of the particles of the pyrolytic polymer. CNT foams having porous structures also are provided. 1. A method for making a carbon nanotube (CNT) foam , the method comprising:forming a suspension comprising a non-solvent liquid in which CNTs and particles of a pyrolytic polymer are dispersed;removing the non-solvent liquid; andremoving the particles of the pyrolytic polymer to produce a CNT foam having cells that at least substantially correspond to the dimensions of the particles of the pyrolytic polymer.2. The method of claim 1 , wherein forming the suspension comprises (i) dispersing CNTs in the non-solvent liquid to form a CNT suspension claim 1 , and (ii) adding the particles of the pyrolytic polymer to the CNT suspension.3. The method of claim 1 , wherein the pyrolytic polymer comprises a thermoplastic polymer.4. The method of claim 3 , wherein the thermoplastic polymer comprises poly(methylmethacrylate) claim 3 , nylon claim 3 , polyesters claim 3 , or a combination thereof.5. The method of claim 1 , wherein the particles of the pyrolytic polymer have an average diameter of from about 0.1 micrometers to about 1 claim 1 ,000 micrometers.6. The method of claim 1 , wherein the average length of the CNTs is at least two times the average diameter of the particles of the pyrolytic polymer.7. The method of claim 1 , wherein the average length of the CNTs is at least fifteen times the average diameter of the particles of the pyrolytic polymer.8. The method of claim 7 , wherein the average length of the CNTs is about 500 micrometers and the average diameter of the particles of the pyrolytic polymer is about 30 micrometers.9. The method of claim ...

HEAT TRANSFER FLUIDS COMPOSITIONS

There is provided heat transfer fluids comprising at least one organic fluid, such as an oil and at least one phase change material such as a molten salt that exhibit advantageous heat storage capacities and viscosity properties for heat transfer in such systems as compressed air energy storage systems. 1. A heat transfer fluid comprising one or more phase change material (PCM) and one or more organic fluid , wherein the one or more PCM is a molten salt , and the one or more organic fluid is an oil.2. The heat transfer of wherein the molten salt is in suspension in the oil.3. The heat transfer fluid of wherein the heat transfer fluid has at least one liquidus temperature (phase transition) of less than about 25000.4. The heat transfer fluid of wherein the heat transfer fluid has a threshold of thermal stability greater than 200° C.5. The heat transfer fluid of wherein the heat transfer fluid has a viscosity of about 1 cP to about 400 cP.6. The heat transfer fluid of wherein the organic fluid is selected from synthetic oil and silicone oil.7. The heat transfer fluid of wherein the synthetic oil is selected from biphenyl claim 6 , diphenyl oxide and combination thereof.8. The heat transfer fluid of wherein the silicone oil is polymethoxy phenyl siloxane.9. The heat transfer fluid of having a molar composition of about 20% to about 40% of the molten salt and about 50% to about 80% of the oil.10. The heat transfer fluid of wherein the molten salt is selected from nitric acid salt claim 1 , nitric oxide salt and combination thereof.11. The heat transfer fluid wherein the molten salt or molten salt combination is selected from K claim 10 , Na claim 10 , Li claim 10 , Ca-nitrate salts claim 10 , K claim 10 , Na claim 10 , Li claim 10 , Ca nitrite salts and combination thereof.12. The heat transfer fluid of wherein the molten salt is a combination of NaNO3 claim 11 , KNO3 claim 11 , and LiNO3.13. The heat transfer fluid of wherein the combination has a molar composition of ...

LATENT HEAT STORAGE MATERIAL COMPOSITION

In a latent heat storage material composition prepared by mixture of a latent heat storage material with an additive that adjusts the physical properties of the latent heat storage material, the latent heat storage material includes an inorganic salt hydrate containing nw (2≤nw) molecules of hydration water. The additive is a melting point modifier for adjusting the melting point of the latent heat storage material and is a substance belonging to a sugar alcohol, and is a substance having the physical property of producing negative dissolution heat upon dissolution in hydration water contained in the latent heat storage material. In a whole amount of the latent heat storage material composition, the substance belonging to a sugar alcohol has a concentration that satisfies formulae (1) and (2) per 1 mole of water of hydration of the latent heat storage material. Formula (2): 0.01≤xs≤1. 2. The latent heat storage material composition according to claim 1 , wherein the substance belonging to a sugar alcohol comprises at least one of erythritol (CHO) claim 1 , xylitol (CHO) claim 1 , and mannitol (CHO).4. The latent heat storage material composition according to claim 3 , wherein the sulfate salt is ammonium sulfate ((NH)SO).5. The latent heat storage material composition according to claim 1 , wherein the inorganic salt hydrate is a hydroxymethanesulfinate salt.6. The latent heat storage material composition according to claim 5 , wherein the hydroxymethanesulfinate salt is sodium hydroxymethanesulfinate dihydrate (CHNaOS.2HO).7. The latent heat storage material composition according to claim 1 , wherein the inorganic salt hydrate is an acetate salt.8. The latent heat storage material composition according to claim 7 , wherein the acetate salt is sodium acetate trihydrate (CHCOONa.3HO).9. The latent heat storage material composition according to claim 1 , wherein the inorganic salt hydrate is a diphosphate salt (a pyrophosphate salt) or a phosphate salt.10. The latent ...

Product with absorbed gel

A product with absorbed gel leaving the exposed surface of such product free of stickiness and/or free of the release of oils in any appreciable amounts. 1. A product with gel , comprising:a porous substrate; anda gel substrate adjoined to the porous substrate, the gel substrate comprising a thermoplastic elastomer, a paraffinic aromatic oil, and a viscosity modifier compound;wherein the viscosity modifier compound comprises:a powder of low density ultrafine polyethylene;a slip agent; anda linear low density polyethylene resin.2. The product as claimed in claim 1 , wherein particles of the powder of low density ultrafine polyethylene are essentially spherical with an average size comprised between 10 micron and 50 micron.3. The product as claimed in claim 1 , wherein the powder of low density ultrafine polyethylene is comprised between 1% and 7% by weight.4. The product as claimed in claim 1 , wherein the slip agent comprises a refined vegetable oil mixed with erucamide.5. The product as claimed in claim 4 , wherein the slip agent is comprised between 0.2% and 1% by weight.6. The product as claimed in claim 1 , wherein the linear low density polyethylene resin comprises a hexane copolymer.7. The product as claimed in claim 6 , wherein the linear low density polyethylene resin is comprised between 0.5% and 2% by weight.8. The product claimed in claim 1 , wherein the gel substrate comprises an antioxidant.9. The product as claimed in claim 8 , wherein the antioxidant is a phenolic antioxidant.10. The product as claimed in claim 9 , wherein the antioxidant is comprised between 0.1% and 0.5% by weight.11. The product as claimed in claim 1 , wherein the gel substrate comprises a phase change material.12. The product as claimed in claim 11 , wherein the phase change material comprises particles containing paraffin with a melting point comprised between 24° C. and 32° C.13. The product as claimed in claim 12 , wherein the phase change material is comprised up to 25% by ...

Fibrous Structures Comprising Phase Change Materials

Fibrous structures, for example sanitary tissue products, such as toilet tissue, having one or more neat, endothermic phase change materials on at least one exterior surface, methods for making same, and methods for eliciting a sensation on a user's skin are provided. 1. A fibrous structure comprising an exterior surface comprising a neat , endothermic phase change material.2. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material is a hydrophobic material.3. The fibrous structure according to wherein the neat claim 2 , endothermic phase change material is an oil soluble material.4. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material is selected from the group consisting of: hydrocarbons claim 1 , waxes claim 1 , oils claim 1 , natural butters claim 1 , fatty acids claim 1 , fatty acid esters claim 1 , dibasic acids claim 1 , dibasic esters claim 1 , 1-halides claim 1 , primary alcohols claim 1 , aromatic compounds claim 1 , anhydrides claim 1 , ethylene carbonates claim 1 , polyhydric alcohols claim 1 , and mixtures thereof5. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material is selected from the group consisting of: octadecane claim 1 , stearyl heptanoate claim 1 , stearyl dimethicone claim 1 , and mixtures thereof6. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material is stearyl heptanoate.7. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material is present on the exterior surface of the fibrous structure at a level at least 1.5 lbs/3000 ftof the fibrous structure.8. The fibrous structure according to wherein the exterior surface comprises two or more neat claim 1 , endothermic phase change materials.9. The fibrous structure according to wherein the neat claim 1 , endothermic phase change material exhibits a heat of fusion of at least about 100 J/g.10. ...

HEAT-STORAGE MATERIAL AND REFRIGERATOR AND COOLING CONTAINER THAT INCLUDE THE HEAT-STORAGE MATERIAL

A heat-storage material that provides a sufficiently large amount of thermal energy as a latent-heat storage material including a semiclathrate hydrate and that improves hysteresis between the solidifying temperature and the melting starting temperature and a refrigerator and a cooling container that include the heat-storage material are provided. The heat-storage material that changes phase at a predetermined temperature includes water, a main agent including a quaternary ammonium salt that forms a semiclathrate hydrate, a pH adjuster that maintains alkaline properties, and a nucleating agent that generates a cation that exhibits positive hydration. In such an aqueous solution maintained to be alkaline, the nucleating agent becomes a nucleus in solidification, and thus, the temperature difference between the solidifying temperature and the melting temperature can be decreased. 1] A heat-storage material that changes phase at a predetermined temperature , the heat-storage material comprising:water;a main agent including a quaternary ammonium salt that forms a semiclathrate hydrate;a pH adjuster that maintains alkaline properties; anda nucleating agent that generates a cation that exhibits positive hydration,wherein the pH adjuster is sodium carbonate.2] The heat-storage material according to claim 1 , wherein the heat-storage material has a pH of 10 or more.3] The heat-storage material according to claim 1 , wherein the nucleating agent is an anhydride or hydrate of disodium hydrogen phosphate.4] The heat-storage material according to claim 1 , wherein a content of the pH adjuster is 0.1 wt % or more claim 1 , a content of the nucleating agent is 1.4 wt % or more claim 1 , and a total content of the pH adjuster and the nucleating agent is 2.1 wt % or more and 10 wt % or less.5] The heat-storage material according to claim 3 , wherein a total content of the pH adjuster and the nucleating agent is 6 wt % or less.6] A refrigerator comprising a heat-storage pack on a ...

A method of heat transfer between a metallic or non-metallic item and a heat transfer fluid

A method of heat transfer between a metallic or non-metallic item and a heat transfer fluid is provided. The method includes a fluid medium and nanoparticles. A thickness/lateral size ratio of the nanoparticles is below 0.00044. The nanoparticles do not include carbon nanotubes.

Electric Winding Body with Optimised Performance Characteristics and Improved Protection Against Overheating

The invention relates to an electric winding body which has improved performance characteristics as a result of being impregnated with a thermoplastic material filled with phase change material. These performance characteristics relate to improved heat dissipation, vibration damping, fixing of the coils, and improved protection against overheating by utilizing the sensitive and latent heat storage properties when the polymer units transition from the semi-crystalline state into the amorphous state. 1. An electrical winding form comprising electrically conductive windings around a core , wherein the windings have cavities between them that are filled in a form-fitting manner by a thermoplastic material , the thermoplastic material comprising a mixture ofa) a network-forming thermoplastic elastomer which, in the range of 120-150° C., has flowability and a melt flow index of at least 15 g/10 min, at 190° C./2.16 kg measured per ISO 1133-1 andb) a phase change material having a phase change temperature between 40° C. and 140° C., where the phase change material is present in the thermoplastic material in a proportion of 50% to 85% by weight.2. The winding form as claimed in claim 1 , wherein the network-forming thermoplastic elastomer is a styrene-containing block copolymer and is present in a proportion of at least 10% by weight claim 1 , based on the weight of the thermoplastics material.3. The winding form as claimed in claim 1 , wherein the phase change material has a melting temperature between 40° C. and 140° C.4. The electrical winding form as claimed in claim 1 , wherein the thermoplastic material has a breakdown temperature that is above the electrical winding form critical use temperature.5. The electrical winding form as claimed in one or more of to claim 1 , characterized in that the phase change material is present in the thermoplastic material in a proportion of 70% to 85% by weight.6. The electrical winding form as claimed in claim 1 , wherein the ...

IONIC LIQUIDS FOR COOLING IN HIGH TEMPERATURE ENVIRONMENT

Cooling medium comprising an ionic liquid with a hydrogen content of 0% to 8.5% by weight and its use. 1. Cooling medium comprising an ionic liquid with a hydrogen content of 0% to 8.5% by weight.2. Cooling medium according to with a hydrogen content of 0% to 7% by weight.3. Cooling medium according to claim 1 , with a hydrogen content of 0% to 6.5% by weight.4. Cooling medium according to claim 1 , wherein the ionic liquid has a flash point of at least 200° C. determined according to DIN ISO 2592.5. Cooling medium according to claim 4 , wherein the ionic liquid has a flash point of at least 250° C. determined according to DIN ISO 2592.6. Cooling medium according to claim 1 , wherein the ionic liquid has a melting point from 40° C. and less.7. Cooling medium according to claim 6 , wherein the ionic liquid has a melting point from −20° C. and below.8. Cooling medium according to claim 1 , wherein the cation of the ionic liquid is selected from ammonium claim 1 , phosphonium claim 1 , pyridinium claim 1 , pyrrolium claim 1 , piperidinium claim 1 , pyrrolidinium claim 1 , morpholinium claim 1 , (benz)imidazolium or pyrazolium.9. Cooling medium according to claim 8 , wherein the cation of the ionic liquid is selected from imidazolium claim 8 , benzimidazolium or phosphonium claim 8 , optionally independently substituted by C1 to C4 alkyl claim 8 , perfluoro C1 to C4 alkyl and/or by cyano.10. Cooling medium according to claim 1 , wherein the anion of the ionic liquid comprises a hetero element.11. Cooling medium according to claim 1 , wherein the anion of the ionic liquid contains 3 hydrogen atoms or less claim 1 , in particular is hydrogen free.12. Cooling medium according to claim 10 , wherein the anion of the ionic liquid is selected from diethylphosphate claim 10 , triphenylphosphate claim 10 , methansulfonate claim 10 , trifluormethansulfonate claim 10 , methylsulfate claim 10 , ethylsulfate claim 10 , SiF claim 10 , tetrachloroferrat-(III) and/or tetrafluoroborate. ...

PUTTY-LIKE HEAT TRANSFER MATERIAL AND METHOD FOR PRODUCING THE SAME

A putty-like heat transfer material of the present invention includes heat conductive particles dispersed in an organopolysiloxane. The organopolysiloxane is a silicone sol produced by partially crosslinking a base polymer (a) with a crosslinking component (b). The base polymer (a) includes an organopolysiloxane that contains an average of two or more alkenyl groups each bound to a silicon atom located at a terminal of a molecular chain in a molecule. The crosslinking component (b) includes an organopolysiloxane that contains an average of two or more hydrogen atoms each bound to a silicon atom in a molecule, and the partial crosslinking is carried out at such a ratio that the amount of the crosslinking component (b) is less than 1 mol with respect to 1 mol of the alkenyl groups bound to silicon atoms contained in the component (a). Thus, the present invention provides a putty-like heat transfer material that can exhibit favorable fluidity even when a large amount of inorganic particulate filler is added, that can be extruded readily through a tube or a syringe, and that can have a self shape retention when being allowed to stand. The present invention provides also a method for producing the putty-like heat transfer material. 1. A putty-like heat transfer material comprising heat conductive particles dispersed in an organopolysiloxane ,wherein the organopolysiloxane is a silicone produced by partially crosslinking a base polymer (a) with a crosslinking component (b),where the base polymer (a) comprises an organopolysiloxane that contains an average of two or more alkenyl groups each bound to a silicon atom located at a terminal of a molecular chain in a molecule, the crosslinking component (b) comprises an organopolysiloxane that contains an average of two or more hydrogen atoms each bound to a silicon atom in a molecule, and the partial crosslinking is carried out at such a ratio that the amount of the crosslinking component (b) is 0.1 mol or more and less than 0. ...

METHOD AND APPARATUS FOR GENERATING LATENT HEAT AT LOW TEMPERATURES USING EXOTHERMIC SALT CRYSTALLIZATION

A method and apparatus for generating latent heat at low temperatures using an exothermic salt crystallization reaction in a supersaturated solution. The method and apparatus includes a supersaturated solution including a salt-based solute in a solvent. In an embodiment, the supersaturated solution is comprised of a salt-based solute of at least 50 wt. % sodium acetate trihydrate in a solvent of 70 vol. % ethylene glycol and 30 vol. % water. The supersaturated solution remains stable at a temperature below a melting point of the salt-based solute and is triggered to crystallize in a controlled manner to generate latent heat. The method and apparatus further including an actuation component, in fluid communication with a lubricating fluid, to initiate an exothermic crystallization response in the supersaturated solution. The supersaturated solution is suitable for use in a heat exchanger apparatus of an engine. The crystallized salt will re-dissolve at elevated temperatures thus allowing for multiple use cycles. 1. A supersaturated solution for use in a cooling system of an engine comprising:a salt-based solute in a solvent, the supersaturated solution remaining stable at a temperature below a melting point of the salt-based solute, the supersaturated solution producing an exothermic crystallization reaction in response to a trigger by an actuation component, the supersaturated solution crystallizing in a controlled manner to generate latent heat.2. The supersaturated solution as claimed in claim 1 , wherein the salt-based solute is sodium acetate trihydrate.3. The supersaturated solution as claimed in claim 2 , wherein the salt-based solute is 50 wt. % or greater.4. The supersaturated solution as claimed in claim 3 , wherein the salt-based solute is 50-70 wt. %.5. The supersaturated solution as claimed in claim 3 , wherein the salt-based solute is 75 wt. %.6. The supersaturated solution as claimed in claim 1 , wherein the solvent is ethylene glycol and water.7. The ...

CAPSULES HAVING SURFACTANT TETHERED OUTER SHELLS AND METHODS FOR MAKING SAME

Microcapsules are disclosed that have a core composition encapsulated within a polymer wall, and an inorganic shell connected to an exterior surface of the polymer wall by a surfactant. The inorganic shell has a cation attracted to the surfactant and an anion or anion equivalent chemically bonded to the cation to form the shell or has the metal portion of a metal-containing compound attracted to the surfactant to form the shell. The shell may comprise a Ca, Mg, or Ag metal compound. The shell may be a graphene oxide-metal compound. 1. A capsule comprising:a core composition encapsulated within a polymer wall; andan inorganic shell connected to an exterior surface of the polymer wall by a surfactant, the inorganic shell comprising a cation attracted to the surfactant and an anion or anion equivalent chemically bonded to the cation or a metal-containing compound attracted to the surfactant;wherein the surfactant comprises an ionic surfactant.2. The capsule of claim 1 , wherein the core comprises a phase change material.3. The capsule of claim 1 , wherein the cation is selected from the group consisting of calcium ions claim 1 , silver ions claim 1 , magnesium ions claim 1 , iron ions claim 1 , copper ions claim 1 , and cobalt ions claim 1 , and combinations thereof.4. The capsule of claim 3 , wherein the cation is a silver ion claim 3 , and the inorganic shell has antibacterial and antifungal growth properties.5. The capsule of claim 3 , wherein the inorganic shell provides the capsule with a flame retardant property that reduces the percent of total mass burned claim 3 , compared to the capsule without the shell claim 3 , by at least 16% mass.6. The capsule of claim 5 , wherein the inorganic shell reduces the percent of total mass burned by at least 40%.7. The capsule of claim 2 , wherein the full or partial inorganic shell comprises a cation and an anion claim 2 , and is selected from the group consisting of CO claim 2 , HPO claim 2 , PO claim 2 , SO claim 2 , SO ...

THERMAL STORAGE WITH PHOSPHORUS COMPOUNDS

A composition for thermal storage includes at least one phosphor compound and water. At least part of the phosphor compound is an oligomer. The composition can be used in a hardened material thereof, a thermal storage device, a method for storing thermal energy, and a method for obtaining the aforementioned composition solid core particles. 1. A composition for thermal storage , comprising:solid core particles,at least one phosphor compound,water;and wherein at least part of the phosphor compound is an oligomer.2. The composition according to claim 1 , comprising:a. Core particles with a shell comprising shell phosphor compounds bound to the core particles by chemisorption or physisorption, andb. Matrix phosphor compounds,wherein at least part of the shell phosphor compounds and/or the matrix phosphor compounds are oligomers.3. The composition according to claim 1 , characterized in that the having a solid content within a range from 30 to 60 wt. %.4. The composition according to claim 1 , characterized in that wherein the core particles have a median diameter of the core particles is within a range from 1 to 10 μm.5. The composition according to claim 1 , characterized in that wherein the surface of the core particle have a surface pretreated with a reactive species.6. The composition according to claim 1 , characterized in that wherein the at least one oligomer contains 3 to 50 repeating units.7. The composition according to claim 1 , characterized in that the wherein a content of water of crystallization in the at least one phosphor compound is within a range of from 0 to 20 wt. %.8. The composition according to claim 2 , wherein the at least one oligomer as the shell phosphor compound has fewer repeating units than the oligomer of the matrix phosphor compound.9. The composition according to claim 1 , wherein the composition also comprises a filler.10. The composition according to claim 1 , wherein characterized in that the median diameter of the filler particles ...

HEAT STORAGE MEMBER

The present invention provides a heat storage member which is excellent in a heat storage property and of which a chronological change in a tint is suppressed. A heat storage member according to an embodiment of the present invention includes a heat storage sheet containing a microcapsule encompassing a heat storage material, and a colored layer. 1. A heat storage member comprising:a heat storage sheet containing a microcapsule encompassing a heat storage material; anda colored layer.2. The heat storage member according to claim 1 ,wherein a capsule wall of the microcapsule contains at least one selected from the group consisting of polyurethane urea, polyurethane, and polyurea.3. The heat storage member according to claim 1 ,wherein a film thickness of the colored layer is 15 μm or less, andan optical density of the heat storage member is 1.0 or more.4. The heat storage member according to claim 1 ,wherein the colored layer is positioned on an outermost layer.5. The heat storage member according to claim 1 ,wherein the colored layer contains a resin selected from the group consisting of a fluororesin and a siloxane resin.6. The heat storage member according to claim 1 , further comprising:a protective layer on a surface of the colored layer opposite to the heat storage sheet.7. The heat storage member according to claim 6 ,wherein the protective layer contains a resin selected from the group consisting of a fluororesin and a siloxane resin.8. The heat storage member according to claim 1 ,wherein a thickness of the colored layer is 0.5 to 10 μm.9. The heat storage member according to claim 1 ,wherein a ratio of a thickness of the colored layer to a thickness of the heat storage sheet is 1/20 or less, anda content of the heat storage material to a total mass of the heat storage sheet is 65% by mass or more.10. The heat storage member according to claim 1 ,wherein the colored layer contains a black pigment.11. The heat storage member according to claim 10 ,wherein a ...

Encapsulation of Thermal Energy Storage Media

In one embodiment, a method for depositing metal on a polymer surface, the method includes coating the polymer surface with a binding metal to render the polymer surface solvophillic and/or hydrophilic and depositing a further metal on the binding metal-coated polymer surface. 1. A method for depositing metal on a polymer surface , the method comprising:coating the polymer surface with a binding metal to render the polymer surface solvophillic and/or hydrophilic; anddepositing a further metal on the binding metal-coated polymer surface.2. The method of claim 1 , wherein applying a binding metal comprises applying the binding metal to polytetrafluoroethylene (PTFE) claim 1 , fluorinated ethylene propylene (FEP) claim 1 , perfluoroalkoxy (PFA) claim 1 , polyimide claim 1 , polyvinylidene fluoride (PVDF) claim 1 , or a mixture thereof.3. The method of claim 1 , wherein applying a binding metal comprises applying nickel claim 1 , palladium claim 1 , aluminum claim 1 , copper claim 1 , or an alloy thereof.4. The method of claim 1 , wherein applying a binding metal comprises applying the binding metal as small particles in a powder coating technique.5. The method of claim 4 , wherein the particles are approximately 2 to 30 microns in diameter.6. The method of claim 4 , wherein the power coating technique comprises one of rubbing claim 4 , jar milling claim 4 , or rolling.7. The method of claim 1 , wherein depositing a further metal comprises electrolessly depositing a first plating metal on the binding metal-coated polymer surface to form a plated polymer surface.8. The method of claim 7 , wherein the first plating metal comprises copper claim 7 , nickel claim 7 , tin claim 7 , palladium claim 7 , cobalt claim 7 , silver claim 7 , zinc or an alloys thereof.9. The method of claim 7 , wherein electrolessly depositing a first plating metal comprises applying a catalyst to the binding metal-coated polymer surface.10. The method of claim 9 , wherein applying a catalyst ...

LATENT HEAT STORAGE COMPOSITE HAVING NETWORK OF PROTECTIVE NANOSTRUCTURES

The present disclosure relates to a novel high-performance latent heat storage composite manufactured by forming a network of protective nanostructures on the surface of a metal material having high thermal conductivity. Through a low volume content of a network having high thermal conductivity, high-density heat capacity may be secured. In addition, through use of a metal-based material having high thermal conductivity, thermal conductivity may be increased by about 7 times compared to a conventional pure phase change material. 1. A latent heat storage composite , comprising:a flexible and foldable metal mesh;a network of thermally conductive metal oxide structures formed on the metal mesh; anda phase change material for applying the metal oxide structures.2. The latent heat storage composite according to claim 1 , wherein the metal mesh is a copper (Cu) mesh claim 1 , an aluminum (Al) mesh claim 1 , a nickel (Ni) mesh claim 1 , a titanium (Ti) mesh claim 1 , or a stainless steel mesh.3. The latent heat storage composite according to claim 1 , wherein the metal mesh is folded to have a shape created by combining one or more selected from the group consisting of a wave shape claim 1 , a zigzag shape claim 1 , a spiral shape claim 1 , and a donut (co-annular) shape.4. The latent heat storage composite according to claim 1 , wherein the metal oxide structures are porous metal oxide nanowire structures applied to the metal mesh.5. The latent heat storage composite according to claim 1 , wherein the phase change material has a lower melting point than the metal mesh.6. The latent heat storage composite according to claim 5 , wherein the phase change material comprises organic phase change materials and molten salt-based claim 5 , nitrate-based claim 5 , chloride-based claim 5 , or carbonate-based salt compound phase change materials.7. The latent heat storage composite according to claim 1 , wherein the latent heat storage composite controls thermal diffusion depending ...

MODIFICATION METHOD FOR GRAPHENE, MODIFIED GRAPHENE, AND COMPOSITION CONTAINING GRAPHENE

The present invention relates to a modification method for graphene, a modified graphene and a composition containing graphene. The modification method for graphene comprises: mixing graphene oxide, a silicate ester, an inorganic alkali solution, a water-soluble polymer compound and a surfactant, followed by reacting at 10 to 50° C. for 0.1 to 10 hours, collecting and drying solid product of the reaction to obtain the modified graphene. 1. A modification method for graphene , comprising: mixing graphene oxide , a silicate ester , an inorganic alkali solution , a water-soluble polymer compound and a surfactant , followed by reacting at 10 to 50° C. for 0.1 to 10 hours , collecting and drying a solid product of the reaction to obtain the modified graphene , wherein the surfactant is at least one selected from the group consisting of cationic surfactants , anionic surfactants , nonionic surfactants , and zwitterionic surfactants.2. The method of claim 1 , wherein the surfactant is an anionic surfactant claim 1 , and the weight ratio among the graphene oxide claim 1 , silicate ester claim 1 , inorganic alkali solution claim 1 , water-soluble polymer compound and anionic surfactant is 1:(0.5-4):(0.01-2):(0.1-0.8):(0.02-0.5).3. The method of claim 2 , whereinthe anionic surfactant consists of PAAS and P90, and the weight ratio between PAAS and P90 is 1:(0.5-1.2);alternatively, the anionic surfactant consists of sodium dodecylbenzene sulfonate and sodium lignosulfonate, and the weight ratio between sodium dodecylbenzene sulfonate and sodium lignosulfonate is 1:(1-2);alternatively, the anionic surfactant consists of 6105 and P90, and the weight ratio between 610S and P90 is 1:(0.05-0.5).4. The method of claim 1 , wherein the surfactant is a nonionic surfactant claim 1 , wherein the weight ratio among the graphene oxide claim 1 , silicate ester claim 1 , inorganic alkali solution claim 1 , water-soluble polymer compound and anionic surfactant is 1:(0.5-4):(0.01-2):(0.05-0.5 ...

COMPRESSIBLE THERMAL INTERFACE MATERIALS

Provided is a compressible thermal interface material including a polymer, a thermally conductive filler, and a phase change material. A formulation for forming a compressible thermal interface material and an electronic component including a compressible thermal interface material are also provided. 110-. (canceled)11. A compressible thermal interface material comprising:at least one polymer;at least one thermally conductive filler; andat least one phase change material, wherein the at least one phase change material includes a wax having a needle penetration value of at least 50 as determined by ASTM D1321.12. The compressible thermal interface material of claim 11 , wherein the compressible thermal interface material has a compressibility of at least 5% under an applied contact pressure of 40 psi.13. The compressible thermal interface material of claim 11 , wherein the compressible thermal interface material has a springback ratio of 50% or less.14. The compressible thermal interface material of claim 11 , wherein the at least one phase change material comprises a second wax claim 11 , the second wax having a needle penetration value of less than 50 as determined by ASTM D1321.15. The compressible thermal interface material of claim 11 , wherein the at least one phase change material comprises a wax selected from the group consisting of: a polyethylene wax claim 11 , a copolymer of ethylene-vinyl acetate wax claim 11 , and an oxidized polyethylene wax.16. The compressible thermal interface material of claim 11 , wherein the at least one thermally conductive filler includes a filler selected from the group consisting of metals claim 11 , alloys claim 11 , nonmetals claim 11 , metal oxides claim 11 , ceramics claim 11 , and combinations thereof.17. The compressible thermal interface material of claim 11 , wherein the at least one thermally conductive filler comprises 10 wt. % to 95 wt. % of the total weight of the compressible thermal interface material.18. The ...

Energy Storage and Retrieval System

An energy storage and retrieval system is disclosed. The system includes a heat generating layer for generating thermal energy based on input electrical energy, a thermal energy storage layer located to receive thermal energy from the heat generating layer, the thermal energy storage section layer including a thermal energy storage material to store thermal energy. The system also includes a thermal energy retrieval layer thermally connectable to the thermal energy storage material and configurable to retrieve thermal energy from the thermal energy storage layer where the heat generating layer and the thermal energy retrieval layer are separated by the thermal energy storage layer.

LAYER-BY-LAYER PHASE CHANGE COMPOSITE HAVING IMPROVED COOLING PERFORMANCE AND HEAT SPREADER INCLUDING THE SAME

The present disclosure relates to a phase change composite and a heat spreader including the same, and more particularly, to a phase change composite having improved cooling performance by being formed in a layer-by-layer structure composed of a material having high thermal conductivity and a phase change material. According to the present disclosure, by repeatedly laminating thermal conductive layers and phase change material unit layers, thermal conductivity in the horizontal direction may be dramatically improved. In addition, due to a high volume percentage of a phase change material, a heat spreader with a large heat capacity may be provided. 1. A phase change composite , comprising a structure wherein phase change material unit layers and thermal conductive layers are sequentially laminated.2. The phase change composite according to claim 1 , wherein each of the phase change material unit layers comprises a metal mesh sheet in which a plurality of unit cells is formed; and a phase change material claim 1 , wherein the unit cells are impregnated with the phase change material3. The phase change composite according to claim 2 , wherein each of the unit cells has a rectangular shape characterized in that a length thereof is longer than a width thereof based on a horizontal direction.4. The phase change composite according to claim 2 , wherein the phase change material is a salt hydrate claim 2 , a molten salt claim 2 , a fatty acid claim 2 , a liquid metal (gallium claim 2 , indium) claim 2 , a phase change material made up of molecular alloys (MCPAM) claim 2 , an organic phase change material claim 2 , an inorganic phase change material claim 2 , or a eutectic phase change material.5. The phase change composite according to claim 2 , wherein the phase change material is polyethylene glycol (PEG) claim 2 , paraffin claim 2 , or erythritol.6. The phase change composite according to claim 2 , wherein the metal mesh sheet is formed of one or more selected from the ...

COLD AND HEAT STORAGE AGENT COMPOSITION

The invention provides a cold and heat storage agent composition containing paraffin as a base material and at least one selected from the group consisting of organic inhibitors and passivators as a hydrogen generation inhibitor. 1. A cold and heat storage agent composition comprising paraffin as a base material and at least one member selected from the group consisting of amine salts; carboxylic acid esters selected from the group consisting of sorbitan ester , succinic acid half ester , lanolin , glycerin ester , and glycol ester; benzotriazoles; sulfonates; phosphoric esters; and mixtures thereof as a hydrogen generation inhibitor.2. The cold and heat storage agent composition of claim 1 , wherein the base material is at least one member selected from the group consisting of normal paraffins having 12 to 18 carbon atoms.3. The cold and heat storage agent composition of claim 2 , wherein the base material is at least one member selected from the group consisting of normal paraffins having 14 to 16 carbon atoms.4. The cold and heat storage agent composition of claim 3 , wherein the base material comprises the normal paraffin having 15 carbon atoms in an amount of 60 mass % or more based on the total mass of the base material.5. (canceled)6. The cold and heat storage agent composition of claim 1 , wherein the hydrogen generation inhibitor is a mixture of a fatty acid amine salt and a phosphoric ester.7. The cold and heat storage agent composition of claim 1 , further comprising an antioxidant.8. The cold and heat storage agent composition of claim 7 , wherein the antioxidant is a phenolic antioxidant.9. An air-conditioning apparatus for vehicles which is equipped with an aluminum-cased cold and heat storage unit where the cold and heat agent composition of is enclosed.10. A method for storing cold and heat comprisingproviding a composition which comprises paraffin as a base material and at least one member selected from the group consisting of amine salts; ...

Refrigerant pack

A refrigerant pack is provided with a refrigerant substance containing water, a precipitating component, a non-precipitating component, and a pH indicator, and is configured such that the precipitating component precipitates when the refrigerant substance freezes and is a component not corresponding to the pH indicator, the non-precipitating component does not precipitate when the refrigerant substance freezes and is a component not corresponding to the pH indicator, a change or the presence/absence of coloring in the pH indicator is reflected before and after freezing, and the refrigerant substance changes in color.

Motor vehicle window deicing fluid, deicing process and process for conveying the deicing fluid

The invention relates to a motor vehicle deicing fluid comprising: at least one alkali metal salt, the weight percentage of all of the at least one alkali metal salt, in the fluid, being between 0.0001% and 50%, and at least water, the weight percentage of water in the fluid being between 0.0001% and 99.9999%.

HEAT STORAGE MATERIAL COMPOSITION AND USE THEREOF

One or more embodiments of the present invention provide (i) a novel heat storage material composition, (ii) a heat storage material containing the heat storage material composition, and (iii) a transport container including the heat storage material. A heat storage material composition in accordance with one or more embodiments of the present invention may contain sodium sulfate 10-hydrate, sodium bromide, and sodium chloride, and have a melting point and a solidifying point within a range of 0° C. to 10° C. 1. A heat storage material composition , comprising:sodium sulfate 10-hydrate;sodium bromide; andsodium chloride;the heat storage material composition having a melting point and a solidifying point within a range of 0° C. to 10° C.2. The heat storage material composition of claim 1 , whereinthe sodium bromide and the sodium chloride are contained in a total amount of 0.5 mol to 2.0 mol, relative to 1.0 mol of the sodium sulfate 10-hydrate.3. The heat storage material composition of claim 1 , further comprising:potassium chloride.4. The heat storage material composition of claim 3 , whereinthe potassium chloride is contained in an amount of less than 0.2 mol, relative to 1.0 mol of the sodium sulfate 10-hydrate.5. The heat storage material composition of claim 1 , wherein {'br': None, 'sub': 1', '2, '−3.0≤T−T≤0,'}, 'the following relational expression is satisfied{'sub': 1', '2, 'wherein T, represents a temperature at which the heat storage material composition starts melting, and Trepresents a temperature at which the heat storage material composition finishes melting.'}6. The heat storage material composition of claim 1 , wherein {'br': None, 'sub': 3', '4, '0≤T−T≤8,'}, 'the following relational expression is satisfied{'sub': 3', '4, 'wherein Trepresents a temperature at which the heat storage material composition starts solidifying, and Trepresents a temperature at which the heat storage material composition finishes solidifying.'}7. The heat storage material ...

Phase-Change Materials From Wax-Based Colloidal Dispersions And Their Process Of Making

This invention generally relates to phase-change materials (“PCM” or “PCM materials”) made from colloidally-protected wax-based microstructures. This invention also relates to such PCM materials configured in various physical forms. This invention further relates to a process of configuring such PCM materials for a variety of end-use applications in which dampening of temperature fluctuations by absorption and desorption of heat is desired. This invention further relates to preparing colloidally-protected wax-based microstructures in particulate form that function as PCM materials. 1. A phase change material (PCM) comprising colloidally-protected wax-based (CPWB) microstructures. The present application is a divisional of U.S. patent application Ser. No. 14/927,940, filed Oct. 30, 2015, which claims benefit of U.S. Provisional Patent Application No. 62/072,617, filed Oct. 30, 2014, both of which are incorporated herein by reference in their entireties.This invention generally relates to phase-change materials (“PCM” or “PCM materials”) made from colloidally-protected wax-based microstructures. This invention also relates to such PCM materials configured in various physical forms. This invention further relates to a process of configuring such PCM materials for a variety of end-use applications in which dampening of temperature fluctuations by absorption and desorption of heat is desired. This invention further relates to preparing colloidally-protected wax-based microstructures in particulate form that function as PCM materials.A phase-change material (PCM) is a substance with a high heat of fusion which, melting and solidifying at a certain temperature, is capable of storing and releasing large amounts of energy. Heat is absorbed or released when the material changes from solid to liquid and vice versa; thus, PCMs are classified as latent heat storage (LHS) units. The phase change herein would be the solid-liquid phase change. Depending on the molecular weight and ...

THERMAL INTERFACE MATERIAL, METHOD FOR THERMALLY COUPLING WITH THERMAL INTERFACE MATERIAL, AND METHOD FOR PREPARING THERMAL INTERFACE MATERIAL

A thermal interface material for transferring heat by interposing between two materials may include a graphite film and a fluid substance. The graphite film may have a thickness of 100 nm to 15 μm, and a weight ratio of the fluid substance to the graphite film may be 0.08 to 25. 1. A thermal interface material for transferring heat by interposing between two materials , wherein the thermal interface material comprises a graphite film and a fluid substance , the graphite film has a thickness of 100 nm to 15 μm , and a weight ratio of the fluid substance to the graphite film is 0.08 to 25.2. The thermal interface material according to claim 1 , wherein the graphite film has a density of 1.20 g/cmto 2.26 g/cm claim 1 , and a thermal conductivity of 500 W/mK to 2000 W/mK in a film plane direction.3. The thermal interface material according to claim 1 , wherein the fluid substance is a solid at 20° C. claim 1 , the fluid substance has a deformation property on a load of 0.5 MPa at 20° C. claim 1 , and a thickness of the fluid substance after the deformation is ½ or less a thickness of the fluid substance before the deformation.4. The thermal interface material according to claim 1 , wherein the fluid substance is a liquid at 20° C. claim 1 , and the fluid substance has a boiling point of 150° C. or more.5. The thermal interface material according to claim 1 , wherein the fluid substance comprises at least one selected from an acrylic polymer claim 1 , an epoxy resin claim 1 , and a silicone polymer.6. A method for thermally coupling materials with the thermal interface material according to claim 1 , wherein a thermal resistance of the thermal interface material is 0.4° C.·cm/W or less on a load of 0.2 MPa.7. A method for thermally coupling materials with the thermal interface material according to claim 1 , wherein a ratio of a thermal resistance Ron a load of 0.1 MPa to a thermal resistance Ron a load of 0.5 MPa of the thermal interface material is 1.0 to 1.8.8. A ...

MICROENCAPSULATION OF MATERIALS USING CENOSPHERES

Disclosed are methods for incorporating core materials such as phase change materials or admixtures into building materials like concrete. The methods use cenospheres, which are then etched and loaded with the core material. The composition can also be coated with a thin film. Compositions containing cenospheres loaded with the various core materials are disclosed, as are building materials containing such compositions. 1. A composition , comprising: a perforated cenosphere and a core material , wherein the core material is encapsulated inside the perforated cenosphere , wherein the core material comprises a phase change material , and wherein the phase change material comprises a salt-water solution , a sugar alcohol , a paraffin , a fatty acid , a salt hydrate , a nitrate , a hydroxide , a hygroscopic material , or combinations thereof.2. The composition of claim 1 , wherein the perforated cenosphere is coated with silica claim 1 , titania claim 1 , alumina claim 1 , or a polymer.3. The composition of claim 1 , wherein the perforated cenosphere has an average diameter of from about 1 μm to about 2 claim 1 ,000 μm.4. The composition of claim 1 , wherein the core material is from about 20% to about 90% by weight of the composition.5. The composition of claim 1 , wherein the phase change material comprises a fatty acid claim 1 , a salt hydrate claim 1 , or combinations thereof.6. The composition of claim 1 , wherein the phase change material is paraffin wax.7. The composition of claim 1 , wherein the core material further comprises water.8. The composition of claim 1 , wherein the phase change material has a melting temperature of from −100° C. to about 400° C.9. The composition of claim 1 , wherein the phase change material has a melting enthalpy of from about 150 MJ/mto about 300 MJ/m.10. The composition of claim 1 , wherein the core material further comprises a concrete admixture.11. The composition of claim 1 , wherein core material further comprises an ...

Phase Change Materials Composite Formulations

The invention relates to a polymeric composite. The polymeric composite includes a polymeric matrix that further includes a thermoset polymer and a phase change material that has been mixed with the polymeric matrix using a thickening agent. In some cases, the polymeric composite is at least 10% by weight of the phase change material. 1. A polymeric composite comprising:a polymeric matrix that includes a thermoset polymer; anda phase change material that has been mixed with the polymeric matrix using a thickening agent,wherein the polymeric composite is at least 10% by weight of the phase change material.2. The polymeric composite of claim 1 , further comprising a thermal enhancer to increase thermal conductivity of the polymeric composite.3. The polymeric composite of claim 2 , wherein the thermal enhancer is one of a group consisting of boron nitride particulates claim 2 , boron nitride tubes claim 2 , carbon micron fibers claim 2 , carbon nano fibers claim 2 , carbon nanotubes claim 2 , and graphene.4. The polymeric composite of claim 1 , further comprising a thin layer of the thermoset polymer to prevent phase change material leakage.5. The polymeric composite of claim 1 , wherein the phase change material is one of a group consisting of nonadecane claim 1 , icosane claim 1 , henicosane claim 1 , docosane claim 1 , and eicosane.6. The polymeric composite of claim 1 , wherein the thermoset polymer is one of a group consisting of a vinyl ester claim 1 , a cyanate ester claim 1 , a polyimide claim 1 , a melamine resin claim 1 , and a phenolic resin.7. The polymeric composite of claim 1 , wherein the thickening agent is carbopol.8. The polymeric composite of claim 1 , wherein the polymeric composite is at least 40% by weight of the phase change material.9. A method of fabricating a polymeric composite claim 1 , the method comprising:incorporating a thickening agent into a polymeric matrix to obtain a polymeric mixture, wherein the polymeric matrix includes a ...

METHOD OF PRODUCING SERIES OF PHASE-CHANGE WAX PRODUCTS

Disclosed is a method for producing series of phase change wax products, comprising: refining a Fischer-Tropsch synthesis wax raw material via a hydrogenation reaction to obtain a refined Fischer-Tropsch wax; and subjecting the refined Fischer-Tropsch wax to reduced pressure distillation to separate continuous fractions with a distillation range of 5° C.-30° C. by continuously increasing the operation temperature so as to obtain series of phase change wax products, wherein the pressure for the reduced pressure distillation is 0-1000 pa, the operation temperature at the top of the column is 120° C.-260° C., and the phase change enthalpy value of the series of phase change wax products is ≥170 J/g. According to the method, phase change wax products of various grades with melting points from 5° C. to 80° C. can be separated and produced from the refined Fischer-Tropsch wax. The products have concentrated carbon numbers and relatively high enthalpy values. The process products have relatively high flexibility, can be customized on demand, and have low production cost, and the industrial production of the products can be realized. 1. A method of producing series of phase-change wax products , characterized in that it comprises:refining a Fischer-Tropsch synthesis wax raw material via a hydrogenation reaction to obtain a refined Fischer-Tropsch wax;subjecting the refined Fischer-Tropsch wax to reduced pressure distillation, separating continuous fractions with a distillation range of 5-30° C. by continuously increasing the operation temperature, to obtain series of phase-change wax products, wherein the pressure for the reduced pressure distillation is 0-1000 pa, the operation temperature at the top of the column is 120-260° C., and the phase -change enthalpy value of the series of phase-change wax products is ≥170 J/g.2. The method of claim 1 , wherein the operation temperature of the hydrogenation reaction is 240-340° C. claim 1 , and the operation pressure is 3-8 MPa.3 ...

Resin member, method for producing resin member and heat storage body

A resin member contains a copolymer of ethylene and an olefin having 3 or more carbon atoms, and a fatty acid ester.

System and method for active cooling of a substance

A system for cooling a substance that includes a heat transfer device with a coolant contained within the heat transfer device. The coolant has a first phase change temperature such that when the coolant is cooled below a phase change temperature the coolant transitions from a liquid to a solid phase. The system further includes a substance that has a second phase change temperature. The substance is positioned in close proximity to the heat transfer device such that thermal energy is transferred away from the substance into the coolant. The coolant may repeatedly undergo a phase change with re-exposure to a temperature below the phase change temperature and the heat transfer device requires no other activation than cooling below the first phase change temperature to commence thermal energy transfer with the substance.

THERMAL CONDUCTIVE SILICONE COMPOSITION AND SEMICONDUCTOR DEVICE

Provided are a thermal conductive silicone composition having a favorable heat dissipation property; and a semiconductor device using such composition. The thermal conductive silicone composition contains: 1. A thermal conductive silicone composition comprising:{'sup': '2', 'claim-text': {'br': None, 'sup': '1', 'sub': a', '(4-a)/2, 'RSiO\u2003\u2003(1)'}, '(A) 100 parts by mass of an organopolysiloxane that has a kinetic viscosity of 10 to 100,000 mm/s at 25° C., and is represented by the following average composition formula (1)'}{'sup': '1', 'wherein Rrepresents a hydrogen atom, a saturated or unsaturated monovalent hydrocarbon group having 1 to 18 carbon atoms or a hydroxy group, and a represents a number satisfying 1.8≤a≤2.2;'}{'sup': 3', '2, '(B) a silver powder having a tap density of not lower than 3.0 g/cm, a specific surface area of not larger than 2.0 m/g and an aspect ratio of 1 to 30, the component (B) being in an amount of 300 to 11,000 parts by mass per 100 parts by mass of the component (A);'}(C) an elemental gallium and/or gallium alloy having a melting point of 0 to 70° C., the component (C) being in an amount of 1 to 1,200 parts by mass per 100 parts by mass of the component (A) and present at a mass ratio [Component (C)/{Component (B)+Component (C)}] of 0.001 to 0.1; and(D) a catalyst selected from the group consisting of a platinum-based catalyst, an organic peroxide and a catalyst for condensation reaction, the component (D) being in a catalytic amount.2. The thermal conductive silicone composition according to claim 1 , wherein part of or the whole component (A) is:an organopolysiloxane containing in one molecule at least two silicon atom-bonded alkenyl groups; and/oran organohydrogenpolysiloxane containing in one molecule at least two silicon atom-bonded hydrogen atoms.3. The thermal conductive silicone composition according to claim 1 , further comprising: {'br': None, 'sup': 2', '3, 'sub': b', '4-b, 'RSi(OR)\u2003\u2003(2)'}, '(G) an ...

A SHOE WITH IMPROVED THERMAL COMFORT

A shoe or boot () has improved thermal comfort and comprises: an upper () having, at the rear counter () and the front toe end, a layer () of memory foam including phase change microcapsules; an inner lining and an insole () impregnated with phase change microcapsules; and a reservoir (), obtained in the sole () and separated from the inside of the shoe by a perforated insole part (), filled up with phase change microcapsules, wherein said phase change microcapsules have a solidification temperature comprised between 18° and 23° C. and a melting temperature comprised between 24° C. and 32° C. 1the upper, at the rear counter and the front toe-end, has a layer of memory foam including phase change microcapsules;the inner lining and the small sole are impregnated with phase change microcapsules;the above-mentioned tank is filled with phase change microcapsules, and wherein said phase change microcapsules have a solidification temperature between 18° and 23° C. and a melting temperature between 24° C. and 32° C.. A shoe with improved thermal comfort comprising an upper and a sole joined therebetween and a plantar small sole arranged in a compartment inside the upper, configured to receive a foot, the upper having a front toe-end, a rear counter and a quarter with an inner lining made of reinforcing cloth, the sole having a resting front portion and a heel, wherein the plantar small sole on the front side has a hole at said front portion of the sole in the thickness thereof a tank is obtained, wherein: The present invention relates to a shoe with improved thermal comfort, particularly a shoe or a boot, generally comprising an upper and a sole joined therebetween and a plantar sole arranged in an inner department of the upper destined to received a foot; the upper has a front toe-end, a rear counter and a quarter with an inner lining made of reinforcement cloth; the sole has a resting front portion and a heel.Such shoe is equipped with microcapsules including a material ...

HOT-MELT ADHESIVE COMPOSITION AND METHOD FOR PREPARING THE SAME, HOT-MELT ADHESIVE THERMAL CONDUCTIVE SHEET AND METHOD FOR PREPARING THE SAME

The present invention provides a hot melt adhesive composition and a preparation method therefor, and a hot melt adhesive heat-conducting sheet and a preparation method therefor on a basis of the hot melt adhesive composition. The hot melt adhesive composition at least comprises: 6 to 9 parts of thermoplastic resin, 0.40 to 0.60 parts of tackifier, and 73 to 110 parts of heat-conducting particles by weight, the softening point of the thermoplastic resin ranging from 85 to 120 degrees centigrade. Because the softening point temperature of the thermoplastic resin is higher, the softening point temperature of the prepared hot melt adhesive composition is also higher, and accordingly, the heat-conducting sheet prepared by using the hot melt adhesive composition does not flow and deform in an ordinary temperature, thereby overcoming the defects of easily flowing and deforming in the prior art; in addition, the heat-conducting sheet provided in the present invention has a smaller thickness, thereby improving heat-conducting performance of the heat-conducting sheet. 1. A hot-melt adhesive composition , characterized in that it at least comprises:6-9 parts by weight of a thermoplastic resin, which thermoplastic resin has a softening point between 85 and 120° C.;0.40-0.60 parts by weight of a tackifier;73-110 parts by weight of thermal conductive particles.2. The hot-melt adhesive composition according to claim 1 , characterized in that the thermal conductive particles comprise:20-30 parts by weight of thermal conductive particles with a particle size of 0.1-0.5 micrometers;10-20 parts by weight of thermal conductive particles with a particle size of 3-5 micrometers,28-35 parts by weight of thermal conductive particles with a particle size of 20-30 micrometers, 15-25 parts by weight of thermal conductive particles with a particle size of 3-10 micrometers.3. The hot-melt adhesive composition according to claim 2 , characterized in that the thermal conductive particles with a ...

BATTERY PACK CONTAINING PHASE CHANGE MATERIAL

A battery pack for a vehicle including a first module group comprising at least one battery module; a second module group comprising at least one other battery module; and a manually operable interrupter assembly selectively electrically connecting the first module group to the second module group in series, the interrupter assembly being adapted for opening and closing a circuit connecting the first and second module groups. 1. A battery pack for a vehicle , comprising:a first module group comprising at least one battery module;a second module group comprising at least one other battery module; anda manually operable interrupter assembly selectively electrically connecting the first module group to the second module group in series, the interrupter assembly being adapted for opening and closing a circuit connecting the first and second module groups.2. The battery pack of claim 1 , wherein:a nominal voltage of each of the first and second module groups individually is less than a high voltage limit; andwhen the circuit is closed by the interrupter assembly, the first and second module groups are connected in series and a nominal voltage of the battery pack is greater than the high voltage limit.3. The battery pack of claim 1 , wherein the high voltage limit is 60 Volts.4. The battery pack of claim 2 , wherein:when the circuit is closed by the interrupter assembly, the nominal voltage of the battery pack is 96 Volts; andwhen the circuit is opened by the interrupter assembly, the nominal voltage of each of the first and second module groups is 48 Volts.5. The battery pack of claim 3 , wherein:when the circuit is closed by the interrupter assembly, the nominal voltage of the battery pack is 96 Volts; andwhen the circuit is opened by the interrupter assembly, the nominal voltage of each of the first and second module groups is 48 Volts.6. The battery pack of claim 1 , wherein:each module group comprises at least two battery modules connected in series.7. The battery ...

MICROENCAPSULATION OF MATERIALS USING CENOSPHERES

Disclosed are methods for incorporating core materials such as phase change materials or admixtures into building materials like concrete. The methods use cenospheres, which are then etched and loaded with the core material. The composition can also be coated with a thin film. Compositions containing cenospheres loaded with the various core materials are disclosed, as are building materials containing such compositions. 1. A composition , comprising: a cenosphere and a core material , wherein the core material is encapsulated inside the cenosphere.2. The composition of claim 1 , wherein the cenosphere is coated with silica claim 1 , titania claim 1 , alumina claim 1 , or a polymer.3. The composition of claim 1 , wherein the cenosphere has an average diameter of from about 1 μm to about 2 claim 1 ,000 μm.4. The composition of claim 1 , wherein the core material is from about 20% to about 90% by weight of the composition.5. The composition of claim 1 , wherein the core material is phase change materials.6. The composition of claim 5 , wherein the phase change material is paraffin wax.7. The composition of claim 1 , wherein the core material is water.8. The composition of claim 5 , wherein the phase change material has a melting temperature of from −100° C. to about 400° C.9. The composition of claim 5 , wherein the phase change material has a melting enthalpy of from about 150 MJ/mto about 300 MJ/m.10. A composition claim 5 , comprising a cenosphere and a concrete admixture claim 5 , wherein the admixture is encapsulated inside the cenosphere.11. The composition of claim 10 , wherein the admixture is an antimicrobial agent claim 10 , a fire retardant claim 10 , a corrosion inhibitor claim 10 , a viscosity modifier claim 10 , superplasticizer claim 10 , or air.12. A building material claim 1 , comprising: the composition of and a material selected from the group consisting of tile claim 1 , stone claim 1 , brick claim 1 , mortar claim 1 , cement claim 1 , concrete ...

Compositions, systems, and neural networks for bidirectional energy transfer, and thermally enhanced solar absorbers

The present invention provides a bidirectional energy-transfer system comprising: a thermally and/or electrically conductive concrete, disposed in a structural object; a location of energy supply or demand that is physically isolated from, but in thermodynamic and/or electromagnetic communication with, the thermally and/or electrically conductive concrete; and a means of transferring energy between the structural object and the location of energy supply or demand. The system can be a single node in a neural network. The thermally and/or electrically conductive concrete includes a conductive, shock-absorbing material, such as graphite. Preferred compositions are disclosed for the thermally and/or electrically conductive concrete. The bidirectional energy-transfer system may be present in a solar-energy collection system, a grade beam, an indoor radiant flooring system, a structural wall or ceiling, a bridge, a roadway, a driveway, a parking lot, a commercial aviation runway, a military runway, a grain silo, or pavers, for example.

Solar cooking apparatus with heat storage capacity

This invention relates to a cooking apparatus comprising a container having a bottom wall, side wall, and an upper wall enclosing a first inner chamber of the container, where the bottom wall and side wall of the container are thermally insulating, and the upper wall is thermally insulating except for at least one planar and substantially horizontally oriented cooking zone which is thermally conductive, a first phase-change material located inside and substantially filling the first inner chamber of the container, an electric resistance heating element located in the first phase-change material and electrically connected to a source of electric energy, and a releasable lid made of a thermally insulating material adapted to cover and thermally insulate each of the at least one cooking zone.

PARAFFIN WAX

The present invention provides a Fischer-Tropsch derived paraffin wax comprising paraffins having from 9 to 24 carbon atoms. In another aspect the present invention provides a thermal energy storage material comprising a Fischer-Tropsch derived paraffin wax comprising paraffins having from 9 to 24 carbon atoms, which Fischer-Tropsch derived paraffin wax has a melting point in the range of 15 to 40° C. 1. A Fischer-Tropsch derived paraffin wax comprising paraffins having from 9 to 24 carbon atoms , which Fischer-Tropsch derived paraffin wax has a melting point in the range of 15 to 40° C.2. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a kinematic viscosity at 40° C. above 3.0 cSt.3. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a kinematic viscosity at 100° C. above 0.5 cSt.4. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a density at 40° C. from 0.60 to 0.85 kg/m.5. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a density at 15° C. from 0.65 to 0.90 kg/m.6. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a specific heat capacity in the range of 2.15 to 2.35 J/g° C.7. A paraffin wax according to claim 1 , wherein the Fischer-Tropsch derived paraffin wax has a latent heat between 150 and 220 J/g.8. A paraffin wax according to claim 1 , wherein the amount of Fischer-Tropsch derived paraffins having from 16 to 18 carbon atoms is at least 85 wt %.9. A paraffin wax according to claim 8 , wherein the Fischer-Tropsch derived wax has a melting point in the range of 20 to 24° C.10. A paraffin wax according to claim 1 , wherein the amount of Fischer-Tropsch derived paraffins having from 18 to 20 carbon atoms is at least 80 wt %.11. A paraffin wax according to claim 10 , wherein the Fischer-Tropsch derived paraffin wax has a melting point in the range of 25 ...

NANOENCAPSULATED TEMPERATURE REGULATING AGENT

The present invention relates to a nanoencapsulated temperature regulating agent which presents a nanoencapsulated temperature regulating agent (ARTN/NTRA) that aggregates, in a same nanostructure, an organic material capable of undergoing melting by absorbing heat, or solidification by releasing heat, and IR radiation screening nanoparticles, a colloidal oxide capable of reflecting the infrared radiation which causes surfaces exposed to a heat source to heat up. The NTRA produced may be either in the form of a colloidal dispersion in an aqueous medium or in the form of nanoparticles, if the aqueous dispersion of the NTRAs is subjected to any drying process such as spray-drying, fluidized-bed drying, filtration, lyophilization, centrifugation, inter alia. The association of temperature regulating mechanisms and the fact that the NTRA is on a nanometric scale imparts greater efficiency for heat transfer processes and surface-covering power, guaranteeing greater reflection of infrared radiation. By virtue of its versatility and different forms of presentation, this NTRA makes it possible to obtain different types of products for use in the cosmetics, pharmaceuticals, medical equipment, prostheses, textiles, paints, coatings, composites, packaging, civil engineering, electrical or electronic equipment, automobile and paper-making industries. 1. A nanoencapsulated temperature regulating agent , characterized by being a nanoencapsulated temperature regulating agent that exhibits morphology of the nanocapsule type , constituted by a core formed by an organic material that may melt/solidify , a polymeric shell and IR-radiation-filter nanoparticles incorporated into the nanostructure together with the organic material or on the surface of the nanostructure , constituting a part of the shell.2. The nanoencapsulated temperature regulating agent according to claim 1 , characterized in that the organic material is wax claim 1 , butter claim 1 , paraffin claim 1 , salt or ...

A process for producing a thermofunctional nanostructure obtained via polymerization in emulsion

The present invention describes an approach to the design of temperature regulation systems combining, in a single structure, a heat absorption or release system by fusion or solidification of a particular material and also a particulate oxide that contributes to reflecting infrared radiation. The production of the thermofunctional nanostructure comprises six successive processing steps: a) pre-emulsifying the organic material and dispersing the colloidal oxide nanoparticles in an aqueous phase, the pre-emulsion; b) reducing droplet size in the pre-emulsion by high-pressure homogenisation; c) adsorbing the monomer in the resultant emulsion; d) polymerising and forming thermoftmctional nanostructures; e) cooling the nanosuspension containing the thermofunctional structures; and optionally f) drying the product. The resultant thermofunctional nanostructure can be in the form of a colloidal dispersion in an aqueous medium or of a nanoparticle powder, if the aqueous nanostructure dispersion is subjected to a drying process. This thermofunctional nanostructure can be applied to obtain products in the fields of cosmetics, pharmaceuticals, medical equipment, prostheses, textiles, paints, coatings, composites, packaging, civil engineering, electrical or electronic equipment, the automobile and paper industries.

A PROCESS FOR PRODUCING NANOENCAPSULATED TEMPERATURE REGULATING AGENT (ntra) VIA INFERFACIAL POLYMERIZATION

The present invention relates to a process for producing NTRA by interfacial polymerisation of a cyanoacrylate monomer at the interface between the mixture of organic material and colloidal oxide nanoparticles with the aqueous medium, in the form of an emulsion, the colloidal oxide nanoparticles being optionally included. The NTRA synthesis process comprises six successive processing steps: a) solubilising the organic material and dispersing the colloidal oxide nanoparticles in a solvent, the organic phase; b) pre-emulsifying the organic phase in a solution of water and emulsifiers; c) diffusing this pre-emulsion in an aqueous phase containing emulsifiers; d) distilling the solvents; and finally e) polymerising the monomer and forming the shell of the nanoencapsulated products, with f) optionally drying the product. The resultant NTRA can be in the form of a colloidal dispersion in an aqueous medium or in the form of nanoparticles. The NTRA produced by this process makes it possible to obtain various types of products for use in the industries of cosmetics, pharmaceuticals, medical equipment, prostheses, textiles, paints, coatings, composites, packaging, civil engineering, electrical or electronic equipment, automobile and paper industries.

Aliphatic Materials and Uses Thereof in Heating and Cooling Applications

Aliphatic materials and their use in passive heating and cooling applications are generally disclosed. In some embodiments, dibasic acids and esters (diesters) thereof and their use in passive heating and cooling applications are disclosed. In some embodiments, Cdibasic acids and esters thereof are disclosed, including their use in passive heating and cooling applications. In some embodiments, various olefins, including alkenes and olefinic acids and esters, are disclosed, including their use in passive heating and cooling applications. 25-. (canceled)6. The method of claim 1 , wherein Xis —(CH)—.7. (canceled)8. (canceled)9. The method of claim 1 , wherein Ris an unbranched Calkyl claim 1 , which is optionally substituted one or more times by —OH.10. The method of claim 9 , wherein Ris methyl claim 9 , ethyl claim 9 , propyl claim 9 , butyl claim 9 , pentyl claim 9 , hexyl claim 9 , heptyl claim 9 , or octyl.11. The method of claim 9 , wherein Ris —CH—OH claim 9 , —CH—CH—OH claim 9 , —CH(—CH)—CH—OH claim 9 , or —CH—CH(—OH)—CH.12. The method of claim 1 , wherein Ris a branched Calkyl claim 1 , which is optionally substituted one or more times by —OH.13. The method of claim 12 , wherein Ris a branched Calkyl that comprises branching at the α-position.14. The method of claim 13 , wherein Ris isopropyl claim 13 , sec-butyl claim 13 , or tert-butyl.15. The method of claim 12 , wherein Ris a branched Calkyl that comprises branching at the β-position.16. The method of claim 15 , wherein Ris isobutyl or 2-ethylhexyl.17. The method of claim 12 , wherein Ris a branched Calkyl that comprises branching at the ψ-position.18. The method of claim 17 , wherein Ris isobutyl claim 17 , isoamyl claim 17 , neopentyl claim 17 , or 3 claim 17 ,5 claim 17 ,5-trimethylhexyl.1924-. (canceled)25. The method of claim 9 , wherein Ris an unbranched Calkyl claim 9 , which is optionally substituted one or more times by —OH.26. The method of claim 25 , wherein Ris methyl claim 25 , ethyl claim 25 ...

Heat exchanger

A heat exchanger has (i) a first passage in which a first fluid flows, (ii) a heat storage body that is thermally connected to the first passage and stores a warm heat or a cold heat, and (iii) a second passage that is thermally connected to both of the first passage and the heat storage body, the second passage in which a second fluid flows. The heat storage body changes to a first phase in a solid state when a temperature of the heat storage body is lower than or equal to a phase transition temperature, and changes to a second phase in a solid state when the temperature of the heat storage body exceeds the phase transition temperature. The heat storage body stores or dissipates heat depending on a phase transition between the first phase and the second phase.

METHODS AND APPARATUS TO THERMALLY MANAGE HEAT SOURCES USING EUTECTIC THERMAL CONTROL

Methods and apparatus to thermally manage heat sources using eutectic thermal control are disclosed. A disclosed example apparatus includes a cooling block to be thermally coupled to a heat generation source of an aircraft, and eutectic metal alloy disposed within cavities of the cooling block. 1. An apparatus comprising:a cooling block to be thermally coupled to a heat generation source of an aircraft; andeutectic metal alloy disposed within cavities of the cooling block.2. The apparatus as defined in claim 1 , further including a heat sink array to be thermally coupled to or integral with the cooling block.3. The apparatus as defined in claim 2 , wherein the heat sink array extends past an outer surface of a fuselage of the aircraft.4. The apparatus as defined in claim 1 , further including a foam expansion material disposed within the cavities.5. The apparatus as defined in claim 1 , further including fluid flow channels disposed in the cooling block.6. The apparatus as defined in claim 5 , further including fluid pathways that fluidly couple the fluid flow channels to an external surface to allow fluid to flow out from the external surface.7. The apparatus as defined in claim 1 , wherein the eutectic metal alloy includes at least one of bismuth claim 1 , lead or tin.8. The apparatus as defined in claim 1 , wherein the cooling block includes at least one of aluminum or beryllium.9. The apparatus as defined in claim 1 , wherein the cavities have a generally star-shaped cross-sectional profile.10. The apparatus as defined in claim 1 , wherein the cavities have a generally oblong irregular cross-sectional profile.11. The apparatus as defined in claim 1 , wherein the cavities exhibit a sheet-like shape at least partially defining an outer surface of the aircraft.12. A method comprising:generating, via a laser generator, a laser output, wherein the laser generator is thermally coupled to a block including cavities that have a eutectic metal alloy disposed within.13. ...

LATENT HEAT STORAGE MATERIAL

A latent heat storage material contains sodium acetate, water, and a supercooling stabilizer containing a group 11 metal-containing compound, and has a group 11 metal concentration of 2.0×10ppm or less. 1. A latent heat storage material comprising:sodium acetate;water; anda supercooling stabilizer,whereinthe supercooling stabilizer includes a compound of a group 11 element; and{'sup': '5', 'a concentration of the group 11 element contained in the latent heat storage material is not more than 2.0×10ppm.'}2. The latent heat storage material according to claim 1 , whereinthe group 11 element is silver or copper.3. The latent heat storage material according to claim 2 , whereinthe group 11 element is silver; and{'sup': '5', 'the concentration of the silver element contained in the latent heat storage material is not more than 1.0×10ppm.'}4. The latent heat storage material according to claim 2 , whereinthe compound is silver(I) nitrate;the group 11 element is silver; and{'sup': −3', '3, 'the concentration of the silver element contained in the latent heat storage material is not less than 5.0×10ppm and not more than 2.0×10ppm.'}5. The latent heat storage material according to claim 2 , whereinthe compound is silver(I) oxide;the group 11 element is silver; and{'sup': '5', 'the concentration of the silver element contained in the latent heat storage material is not less than 40 ppm and not more than 1.0×10ppm.'}6. The latent heat storage material according to claim 2 , whereinthe group 11 element is copper; and{'sup': '5', 'the concentration of the copper element contained in the latent heat storage material is not more than 2.0×10ppm.'}7. The latent heat storage material according to claim 2 , whereinthe compound is copper(II) chloride;the group 11 element is copper; and{'sup': −5', '5, 'the concentration of the copper element contained in the latent heat storage material is not less than 1.0×10ppm and not more than 2.0×10ppm.'}8. The latent heat storage material ...

COMPOSITIONS COMPRISING PHASE CHANGE MATERIALS AND METHODS OF MAKING THE SAME

In one aspect, compositions are described herein. In some embodiments, a composition comprises a phase change material, a hydrophobic sorption material, and a viscosity modifier. In some embodiments, a composition comprises a foam and a latent heat storage material dispersed in the foam, the latent heat storage material comprising a phase change material and a hydrophobic sorption material. 139-. (canceled)40. A composition comprising:a phase change material; anda hydrophobic sorption material.41. The composition of claim 40 , wherein the phase change material is at least partially absorbed or adsorbed by the hydrophobic sorption material.42. The composition of claim 41 , wherein the hydrophobic sorption material absorbs or adsorbs an aliphatic hydrocarbon portion of the phase change material.43. The composition of claim 40 , wherein the phase change material comprises a paraffin.44. The composition of claim 40 , wherein the phase change material comprises a C10 to C60 alkane.45. The composition of claim 40 , wherein the phase change material comprises n-dodecane claim 40 , n-tridecane claim 40 , n-tetradecane claim 40 , n-pentadecane claim 40 , n-hexadecane claim 40 , n-heptadecane claim 40 , n-octadecane claim 40 , n-nonadecane claim 40 , n-icosane claim 40 , n-henicosane claim 40 , n-docosane claim 40 , n-tricosane claim 40 , n-tetracosane claim 40 , n-pentacosane claim 40 , n-hexacosane claim 40 , n-heptacosane claim 40 , n-octacosane claim 40 , n-nonacosane claim 40 , n-triacontane claim 40 , n-hentriacontane claim 40 , n-dotriacontane claim 40 , n-tritriacontane claim 40 , or a mixture thereof.46. The composition of claim 40 , wherein the composition comprises between 50 and 99 weight percent phase change material claim 40 , based on the total weight of the composition.47. The composition of claim 40 , wherein the hydrophobic sorption material comprises a polymeric material.48. The composition of claim 47 , wherein the hydrophobic sorption material comprises a ...

SUGAR ALCOHOL MICROCAPSULE, SLURRY, AND RESIN MOLDED ARTICLE

A sugar alcohol microcapsule obtained by mixing particles that include molten sugar alcohol and are dispersed in an oil phase with a material that reacts with the particles, and encapsulating the sugar alcohol. 1. A production method for a sugar alcohol microcapsule , comprising: obtaining a sugar alcohol microcapsule by mixing particles that include molten sugar alcohol and are dispersed in an oil phase with a material that reacts with the particles , and encapsulating the sugar alcohol.2. The production method according to claim 1 , wherein an amount of moisture included in the microcapsule is less than 1% by mass with respect to a total of the sugar alcohol microcapsule.3. The production method according to claim 1 , wherein the material that reacts with the particles is at least one selected from the group consisting of a cyanoacrylate compound claim 1 , a cyanate compound claim 1 , an isocyanate compound claim 1 , and a carboxylic halide.4. The production method according to claim 1 , wherein the particles further include at least one selected from the group consisting of an amine compound and a water-soluble epoxy compound.5. The production method according to claim 1 , wherein an average particle diameter of the sugar alcohol microcapsule is 100 μm or less.6. The production method according to claim 1 , wherein the particles are dispersed in the oil phase using an ultrasonic homogenizer. This application is a divisional application of U.S. application Ser. No. 15/118,816 filed Aug. 12, 2016, which is a 371 of International Application No. PCT/JP2015/053835, filed Feb. 12, 2015, which claims priority to JP 2014-026456, filed Feb. 14, 2014, the contents of each of which are incorporated herein by reference.The present invention relates to a sugar alcohol microcapsule, a slurry comprising the sugar alcohol microcapsule, and a resin molded article obtained by using the sugar alcohol microcapsule.A latent heat storage material using absorption of heat and ...

LIGHT EMITTING DEVICE WITH PHASE CHANGING OFF STATE WHITE MATERIAL AND METHODS OF MANUFACTURE

Light emitting devices (LEDs) are described herein. An LED includes a light emitting semiconductor structure, a wavelength converting material and an off state white material. The light emitting semiconductor structure includes a light-emitting active layer disposed between an n-layer and a p-layer. The wavelength converting material has a first surface adjacent the light emitting semiconductor structure and a second surface opposite the first surface. The off state white material is in direct contact with the second surface of the wavelength converting material and includes multiple core-shell particles disposed in an optically functional material. Each of the core-shell particles includes a core material encased in a polymer or inorganic shell. The core material includes a phase change material. 1. (canceled)2. A light emitting device comprising:a light emitting semiconductor structure;a wavelength converting structure arranged in an optical path of light emitted by the light emitting semiconductor structure; andan off state white structure arranged in an optical path of light emitted by or transmitted through the wavelength converting structure, the off state white structure comprising core-shell particles dispersed in a transparent material, each of the core shell particles comprising a core material that includes a phase-change material encased in a shell.3. The light emitting device of claim 2 , wherein:the wavelength converting structure comprises a first surface adjacent the light emitting semiconductor structure and a second surface opposite the first surface; andthe off state white structure is in direct contact with the second surface of the wavelength converting structure.4. The light emitting device of claim 2 , wherein the off state white structure comprises between 5 percent and 40 percent by volume fraction of the core-shell particles.5. The light emitting device of claim 2 , wherein each of the plurality of core shell particles has a diameter of ...

DEVICE AND METHOD FOR PRECISE TEMPERATURE CONTROL OF BEVERAGES

Devices that utilize phase change materials to maintain objects, such as beverage containers, within a precise temperature range for extended periods, without the need for ice, open flames, or mechanical heating or refrigeration, are disclosed. Methods of maintaining such objects within a precise temperature range for extended periods, without the need for ice, open flames, or mechanical heating or refrigeration, are also disclosed. 1. A temperature control device comprising:a plurality of enclosures in which is disposed a phase change material, wherein each enclosure comprises at least one conformable layer comprising a flexible polymer selected from the group consisting of polyamide, polyethylene, polychlorotrifluoroethene, polystyrene, polyethylene terephthalate, polypropylene, and any combination thereof;wherein the phase change material has a melting temperature within about 5° C. of a predetermined temperature;wherein the predetermined temperature is in a temperature range selected from about −30° C. to about 85° C.; andwherein the temperature control device is enabled to maintain at least the surface of an object within about 5° C. of the predetermined temperature for at least about 10 minutes when the object is placed in substantially direct contact with one or more of the enclosures.2. The temperature control device of claim 1 , wherein the predetermined temperature is in a temperature range selected from the group consisting of: (i) about 5° C. to about 10° C.; (ii) about 10° C. to about 15° C.; (iii) about 15° C. to about 20° C.; and (iv) about 70° C. to about 85° C. and wherein the phase change material comprises one or more organic molecules selected from the group consisting of an esterified vegetable oil claim 1 , a long chain fatty acid claim 1 , a polyol claim 1 , a paraffin claim 1 , a polyacrylamide claim 1 , and a combination thereof.3. The temperature control device of claim 1 , wherein each of the enclosures is connected to at least one other ...

LATENT HEAT STORAGE MEDIUM

The present invention makes available an additive for stabilization of sodium acetate trihydrate, which can be obtained by emulsion polymerization of at least one hydrophilic monomer selected from among acrylic acid and acrylic acid derivatives with an acid group and a redox initiator system. Furthermore, a method for producing the additive, a storage medium of a latent heat storage unit, containing sodium acetate trihydrate and the additive, a method for stabilizing a storage medium of a latent heat storage unit, as well as the use of the additive as a stabilizer for sodium acetate trihydrate in a latent heat storage unit are made available. 1. An additive for stabilization of sodium acetate trihydrate , which can be obtained by means of emulsion polymerization of at least one hydrophilic monomer selected from acrylic acid and acrylic acid derivatives with an acid group , and a redox initiator system.2. The additive according to claim 1 , wherein the monomer comprises an acrylic acid derivative of sulfonic acid or of phosphonic acid or a salt of sulfonic acid or phosphonic acid.3. The additive according to claim 1 , wherein the monomer is selected from the group comprising 2-acrylamido-2-methyl propane sulfonic acid claim 1 , 2-methacrylamido-2-methyl propane sulfonic acid claim 1 , 2-acrylamido-2-methyl-1-propane phosphonic acid claim 1 , 2-methacrylamido-2-methyl-1-propane phosphonic acid claim 1 , 2-(methacryloyloxy)ethyl-phosphonic acid claim 1 , a salt thereof claim 1 , or a mixture thereof.4. The additive according to claim 1 , wherein the monomer is 2-acrylamido-2-methyl propane sulfonic acid.5. The additive according to claim 1 , wherein the additive was obtained using a cross-linking agent.6. The additive according to claim 5 , wherein the cross-linking agent is selected from the group comprising ethylene glycol dimethyl acrylate claim 5 , N claim 5 ,N-methylene bisacrylamide claim 5 , pentaerythritol tetra-acrylate claim 5 , trimethylolpropane ...

LATENT HEAT STORAGE MATERIAL, AND COLD STORAGE TOOL, LOGISTIC PACKAGING CONTAINER, FOOD COLD STORAGE TOOL AND COOLING METHOD EACH USING SAME

Provided are a latent heat storage material that changes the phase within a prescribed temperature range, and a cold storage tool, a logistic packaging container, and a food cold storage tool each using the latent heat storage material, and a cooling method. The latent heat storage material includes a tetrabutylammonium ion and a bromide ion constituting tetrabutylammonium bromide, a potassium ion and a nitrate ion constituting potassium nitrate, and water. The molar ratio of potassium nitrate to tetrabutylammonium bromide is 0.3 or more and 1.3 or less, and the molar ratio of water to tetrabutylammonium bromide is 22 or more and 32 or less. 1. A latent heat storage material comprising:a tetrabutylammonium ion and a bromide ion constituting tetrabutylammonium bromide;a potassium ion and a nitrate ion constituting potassium nitrate; andwater, whereina molar ratio of the potassium nitrate to the tetrabutylammonium bromide is 0.3 or more and 1.3 or less; anda molar ratio of the water to the tetrabutylammonium bromide is 22 or more and 32 or less.2. The latent heat storage material according to claim 1 , whereinthe molar ratio of the potassium nitrate to the tetrabutylammonium bromide is 0.5 or more and 0.8 or less; andthe molar ratio of the water to the tetrabutylammonium bromide is 24 or more and 30 or less.3. The latent heat storage material according to claim 1 , whereinthe molar ratio of the potassium nitrate to the tetrabutylammonium bromide is 0.6 or more and 1.0 or less; andthe molar ratio of the water to the tetrabutylammonium bromide is 26 or more and 32 or less.4. The latent heat storage material according to claim 1 , whereinthe molar ratio of the potassium nitrate to the tetrabutylammonium bromide is 0.6 or more and 0.8 or less; andthe molar ratio of the water to the tetrabutylammonium bromide is 26 or more and 30 or less.5. A cold storage tool comprising the latent heat storage material according to and an accommodation portion for accommodating the latent ...

Sugar alcohol microcapsule, slurry, and resin molded article

A sugar alcohol microcapsule obtained by mixing particles that include molten sugar alcohol and are dispersed in an oil phase with a material that reacts with the particles, and encapsulating the sugar alcohol.

THERMAL ENERGY STORAGE AND TEMPERATURE STABILIZATION PHASE CHANGE MATERIALS COMPRISING ALKANOLAMIDES AND DIESTERS AND METHODS FOR MAKING AND USING THEM

This invention generally relates to thermoregulation and temperature stabilization, thermal protection and insulation, and nucleating agents. In particular, in alternative embodiments, provided are organic phase change materials comprising diesters and alkanolamides. In alternative embodiments, provided are Phase Change Material (PCMs) compositions comprising diesters and alkanolamides, and methods for making and using them. In alternative embodiments, the Phase Change Material (PCMs) compositions are used for thermal energy management, including energy storage and/or temperature stabilization, in various applications such as building, automotive, packaging, garment and footwear, textiles, fabrics, synthetic fibers, foods, microcapsules and other energy storage systems. 1. A composition , a product of manufacture , or a thermal energy storage and/or temperature stabilization compound , comprising at least one phase change material compound (PCM) selected from the group consisting of:(a) a diester,(b) an alkanolamide, and(c) a combination thereof,wherein the thermal energy storage and temperature stabilization compound undergoes solid to liquid and liquid to solid phase change transitions.2. The composition claim 1 , product of manufacture claim 1 , or thermal energy storage and/or temperature stabilization compound of claim 1 , wherein the at least one phase change material (PCM) compound comprises a diester claim 1 ,and optionally 100% of the PCM in the composition, product of manufacture, or thermal energy storage and/or temperature stabilization compound is a diester,and optionally the PCM in the composition, product of manufacture, or thermal energy storage and/or temperature stabilization compound consists essentially of a diester.3. The composition claim 2 , product of manufacture claim 2 , or thermal energy storage and/or temperature stabilization compound of claim 2 , wherein the diester is the product of a reaction comprising a diacid or a diacid chloride ...

LATENT HEAT STORAGE BODY, METHOD FOR PRODUCING LATENT HEAT STORAGE BODY AND HEAT EXCHANGE MATERIAL

In the latent heat storage body () according to the present invention, the surface of a core particle () composed of a latent heat storage material of a metal or an alloy is coated with an oxidized film of a compositional element of the core particle (). Hence, the step of separately fabricating the core particle and the oxidized film () corresponding to a shell accommodating the core particle and accommodating the core particle inside the shell becomes unnecessary. Further since the core particle exhibits no expansion when transforming from a solid phase to a liquid phase, the component of the melted latent heat storage material stays inside the space covered with the oxidized film and the oxidized film is never damaged. Further, the oxidized film () can be made chemically stable. 1. A latent heat storage body microcapsule , comprising:a core particle comprising a latent heat storage material of an alloy; anda double film, with which a surface of the core particle is coated, and comprising a compact first oxidized film of a compositional element of the core particle, and a second oxidized film, provided on an outer surface of the compact first oxidized film, of a compositional element of the core particle,{'sub': A', 'B', 'A', 'B, 'sup': 0', '0', '0', '0, 'wherein the alloy of the core particle is an A-B alloy of at least one alloy component A selected from the following group A with at least one alloy component B selected from the following group B; and a standard free energy (ΔG) of oxide formation of the alloy component A and a standard free energy (ΔG) of oxide formation of the alloy component B satisfy a relationship of ΔG≧ΔGgroup A: Ca, Si, Bi, Mg, Sb, In, Sn, Al, Ti, Cr, Mn, Fe, Co, Ni, Cu, Zn, Pd, Ag, Au and Pb; andgroup B: Al, Cr, Mn, Si, Mg, Co and Ni.2. (canceled)3. The latent heat storage body microcapsule according to claim 1 , wherein the alloy of the core particle is an Al—Si alloy wherein the Al—Si alloy is controllable to have a low volume ...

Cables made of phase change material

Disclosed is a cable comprising a core and a PCM layer surrounding the core wherein the PCM layer consists of a PCM composition wherein the PCM composition comprises a PCM and an ethylene copolymer; and the core consists of a yarn, strand, or wire each made of a natural or synthetic polymeric material or a metal. The invention is useful for thermal management in a variety of applications in such as, for example, automotive, building, packaging, garments, and footwear.

THERMAL COOLING SYSTEM

Particular embodiments described herein provide for a thermal cooling system that is part of a device that includes a hole-in-motherboard configuration. The device can include a substrate, one or more dies on a top portion of the substrate, one or more printed circuit boards below the substrate, where the printed circuit boards are coupled to the substrate with solder balls, and one or more land side capacitors below the substrate. A thermal conducting plate, phase change material, and one or more sponge walls to help insulate the solder balls from the thermal conductive layer can be located in the hole of the hole-in-motherboard configuration and help transfer heat and thermal energy away from the device. 1. An electronic device comprising:a substrate;one or more dies on a top portion of the substrate;one or more printed circuit boards below the substrate, wherein the printed circuit boards are coupled to the substrate with solder balls;one or more land side capacitors below the substrate; anda thermal conducting plate under the one or more land side capacitors.2. The electronic device of claim 1 , further comprising:a phase change material below the substrate, wherein the phase change material at least partially surrounds the land side capacitors and is in contact with the thermal conducting plate.3. The electronic device of claim 2 , further comprising:sponge walls, wherein the sponge walls help to insulate the solder balls from the phase change material.4. The electronic device of claim 2 , wherein the phase change material has a low electrical conductivity.5. The electronic device of claim 1 , further comprising:a thermal transfer extension coupled to the thermal conducting plate to transfer heat away from the thermal conducting plate.6. The electronic device of claim 1 , wherein the electronic device includes a hole-in-motherboard configuration.7. The electronic device of claim 6 , wherein the thermal conducting plate claim 6 , phase change material claim 6 , ...

POWDER MATERIAL FOR SINTERING AND SOLID LATENT HEAT STORAGE MEMBER INCLUDING THE SAME

[PROBLEM TO BE SOLVED] To provide a solid heat storage material that is made of a VO-based inorganic material, is easy to sinter, has a high latent heat storage capacity, and can be suitably used as a phase change solid heat storage material, and a method of manufacturing the same. 18.-. (canceled)9. A powder material for sintering ,comprising vanadium and oxygen; and{'sub': '2', 'comprising a vanadium oxide represented by a chemical formula VOand at least one other type of vanadium oxide,'}wherein, when a molar ratio of V and O in all powder is expressed as 1:(2+d), d is in a range of 0 Подробнее

PHASE CHANGE MATERIAL

This invention describes a phase change material being 1,3-propanediol ester where the 1,3-propanediol ester can be either a 1,3-propanediol monoester or a 1,3-propanediol diester. This invention further describes the use of 1,3-propanediol ester as a phase change material for releasing or absorbing latent heat during melting or crystallization. This invention also describes the use of the phase change material for use in non-food and food applications.

Thermal storage medium, and thermal storage pack, thermostatic vessel, and transport box using the medium

A flame-retardant thermal storage medium is provided that has an effective temperature range lower than the effective temperature range of congruent-melting-point-concentration TBAB without reducing the latent heat of the congruent-melting-point-concentration TBAB. The thermal storage medium changes phase at a prescribed temperature and contains: water; TBAB at such a concentration with respect to the water as to give a congruent melting point of a semi-clathrate hydrate; and KCl dissolved in the water. The thermal storage medium contains at least 0.90 moles of KCl per 1 mole of TBAB

HEAT STORAGE/DISSIPATION MATERIAL AND HEAT STORAGE/DISSIPATION SYSTEM

A heat storage/dissipation material has a constitution in which heat storage/dissipation titanium oxide made of TiOis dispersed in heat transfer oil in a liquid form, the heat storage/dissipation titanium oxide not undergoing phase transition into a β-phase that has properties of a non-magnetic semiconductor and maintaining a state of a paramagnetic metal as long as the heat storage/dissipation titanium oxide is not subjected to pressure or light for heat dissipation. The heat storage/dissipation material is capable of maintaining a state of storing heat as long as the heat storage/dissipation material is not subjected to the pressure or the light for heat dissipation and is capable of releasing heat when subjected to the pressure or the light for heat dissipation, and therefore is capable of releasing the stored heat at a desired timing. 110-. (canceled)11. A method for storing/dissipating heat comprising:{'sub': 3', '5', '3', '5', '3', '5, 'using a heat storage/dissipation material containing λ-TiOas a heat storage/dissipation titanium oxide to cause the λ-TiOto maintain a state of a paramagnetic metal as long as the λ-TiOis not subjected to pressure or light for heat dissipation; and'}{'sub': 3', '5', '3', '5', '3', '5, 'applying pressure or light for heat dissipation to the λ-TiOto cause a phase transition of the λ-TiOinto a β-phase that has properties of a non-magnetic semiconductor, thereby releasing heat stored in the λ-TiO.'}12. The method according to claim 11 , wherein the heat storage/dissipation titanium oxide is dispersed in a heat transfer member in a liquid form or a solid powder form.13. The method according to claim 11 , wherein the heat storage/dissipation titanium oxide stores heat by being heated at 460 [K] or higher.14. The method according to claim 11 , wherein the heat storage/dissipation titanium oxide stores heat by being irradiated with light for heat storage having a particular wavelength when the λ-TiOhas undergone the phase transition ...

Thermal interface material with ion scavenger

A thermal interface material includes at least one polymer, at least one thermally conductive filler; and at least one ion scavenger. In some embodiments, the ion scavenger is a complexing agent selected from the group consisting of: nitrogen containing complexing agents, phosphorus containing complexing agents, and hydroxyl carboxylic acid based complexing agents.

RESIN MEMBER AND SHEET USING SAME, METHOD FOR PRODUCING RESIN MEMBER, AND HEAT STORAGE MATERIAL AND HEAT CONTROL SHEET USING SAME

In one aspect, the present invention is a resin member comprising a copolymer of ethylene and an olefin having 3 or more carbon atoms, a straight-chain saturated hydrocarbon compound, and a gelling agent. 1. A resin member comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms;a straight-chain saturated hydrocarbon compound; anda gelling agent.2. A resin member comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms;a straight-chain saturated hydrocarbon compound; andat least one selected from the group consisting of a carboxylic acid and a carboxylic acid metal salt.3. The resin member according to claim 1 , wherein a number of carbon atoms of the olefin is 3 to 8.4. The resin member according to claim 1 , wherein a melting point of the straight-chain saturated hydrocarbon compound is less than 50° C. claim 1 , and the number of carbon atoms of the olefin is 8.5. The resin member according to claim 1 , wherein a melting point of the straight-chain saturated hydrocarbon compound is 50° C. or more claim 1 , and the resin member further comprises at least one selected from the group consisting of a polyethylene and a polypropylene.6. A sheet comprising: a metal layer; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a resin layer formed on the metal layer and composed of the resin member according to .'}7. A heat storage material comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms;a straight-chain saturated hydrocarbon compound; anda gelling agent.8. A heat storage material comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms;a straight-chain saturated hydrocarbon compound; andat least one selected from the group consisting of a carboxylic acid and a carboxylic acid metal salt.9. The heat storage material according to claim 7 , wherein a number of carbon atoms of the olefin is 3 to 8.10. The heat storage material according to claim 7 , wherein a melting point of ...

RESIN MEMBER AND SHEET USING SAME, AND HEAT STORAGE MATERIAL AND HEAT CONTROL SHEET USING SAME

In one aspect, the present invention provides a resin member comprising a copolymer of ethylene and an olefin having 3 or more carbon atoms, and a straight-chain saturated hydrocarbon compound. 1. A resin member comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms; anda straight-chain saturated hydrocarbon compound.2. The resin member according to claim 1 , wherein a number of carbon atoms of the olefin is 3 to 8.3. The resin member according to claim 1 , wherein a melting point of the straight-chain saturated hydrocarbon compound is less than 50° C. claim 1 , and the number of carbon atoms of the olefin is 8.4. The resin member according to claim 1 , wherein a melting point of the straight-chain saturated hydrocarbon compound is 50° C. or more claim 1 , and the resin member further comprises at least one selected from the group consisting of a polyethylene and a polypropylene.5. A sheet comprising:a metal layer; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a resin layer formed on the metal layer and composed of the resin member according to .'}6. A heat storage material comprising:a copolymer of ethylene and an olefin having 3 or more carbon atoms; anda straight-chain saturated hydrocarbon compound.7. The heat storage material according to claim 6 , wherein a number of carbon atoms of the olefin is 3 to 8.8. The heat storage material according to claim 6 , wherein a melting point of the straight-chain saturated hydrocarbon compound is less than 50° C. claim 6 , and the number of carbon atoms of the olefin is 8.9. The heat storage material according to claim 6 , wherein a melting point of the straight-chain saturated hydrocarbon compound is 50° C. or more claim 6 , and the heat storage material further comprises at least one selected from the group consisting of a polyethylene and a polypropylene.10. A heat control sheet comprising:a metal layer; and{'claim-ref': {'@idref': 'CLM-00006', 'claim 6'}, 'a heat storage layer formed on ...

Endothermic Salt Regeneration for Cooling and Air-Conditioning

The invention is directed to a method and a system for regenerating an endothermic salt composition from an aqueous solution thereof, said method comprising a) contacting a switchable-polarity compound with the aqueous solution of the endothermic salt composition to obtain a raffinate phase and an extract phase, wherein the raffinate phase comprises said endothermic salt composition in a higher concentration than said aqueous solution and said extract phase comprises the switchable-polarity compound and water; and b) separating the raffinate phase and the extract phase into a separated raffinate and a separated extract. The endothermic salt can be used in systems for cooling food, milk, medicines and/or air.

BATTERY PACK CONTAINING PHASE CHANGE MATERIAL

A battery pack for a vehicle is presented. The battery pack comprises a plurality of bricks, each brick of the plurality of bricks comprising a phase change material block, a side of the phase change material block defining a plurality of channels, and a plurality of battery cells, each battery cell being disposed at least in part in the phase change material block; and at least one connector for electrically connecting a first one of the plurality of bricks to a second one of the plurality of bricks, the at least one connector being disposed at least partially in one of the plurality of channels. 1. A battery brick for a vehicle , comprising:a phase change material having a melting temperature; anda plurality of battery cells, each battery cell of the plurality of battery cells being disposed at least in part in the phase change material, the plurality of battery cells having a maximum charge temperature and a maximum discharge temperature, the maximum charge temperature of the battery cells being less than the maximum discharge temperature,the phase change material being adapted for dissipating at least a portion of heat generated upon activation of at least a portion of the plurality of battery cells,the melting temperature of the phase change material being less than the maximum charge temperature of the plurality of battery cells.2. A battery pack for a vehicle claim 1 , comprising a plurality of battery modules claim 1 , the battery modules of the plurality of battery modules being connected to one another claim 1 , each of the plurality of battery modules comprising a plurality of battery bricks according to .3. The battery pack of claim 2 , wherein the battery modules of the plurality of battery modules are connected to one another in series.4. The battery pack of claim 2 , wherein the plurality of battery bricks are connected to one another in series.5. The battery pack of claim 3 , wherein the plurality of battery bricks are connected to one another in ...

BATTERY PACK CONTAINING PHASE CHANGE MATERIAL

A battery pack for a vehicle is presented. The battery pack comprises a plurality of bricks, each brick of the plurality of bricks comprising a phase change material block, a side of the phase change material block defining a plurality of channels, and a plurality of battery cells, each battery cell being disposed at least in part in the phase change material block; and at least one connector for electrically connecting a first one of the plurality of bricks to a second one of the plurality of bricks, the at least one connector being disposed at least partially in one of the plurality of channels. 114.-. (canceled)15. A battery pack for a vehicle , comprising:a first module group comprising at least one battery module;a second module group comprising at least one other battery module; anda manually operable interrupter assembly selectively electrically connecting the first module group to the second module group in series, the interrupter assembly being adapted for opening and closing a circuit connecting the first and second module groups.16. The battery pack of claim 15 , wherein:a nominal voltage of each of the first and second module groups individually is less than a high voltage limit; andwhen the circuit is closed by the interrupter assembly, the first and second module groups are connected in series and a nominal voltage of the battery pack is greater than the high voltage limit.17. The battery pack of claim 16 , wherein the high voltage limit is 60 Volts.18. The battery pack of claim 16 , wherein:when the circuit is closed by the interrupter assembly, the nominal voltage of the battery pack is 96 Volts; andwhen the circuit is opened by the interrupter assembly, the nominal voltage of each of the first and second module groups is 48 Volts.19. The battery pack of claim 15 , wherein:each module group comprises at least two battery modules connected in series.20. The battery pack of claim 15 , wherein:the first module group is mounted to a first location in the ...

Phase Change Material for Heat Exchange Fluid/Coolant

This disclosure relates generally to micellar emulsions. This disclosure relates more particularly to micellar emulsions useful as thermal management fluids, methods for preparing such emulsions, and methods of using such emulsions.

ANTI-THERMALLY-EXPANSIVE RESIN AND ANTI-THERMALLY-EXPANSIVE METAL

Provided are resin-based and metal-based anti-thermally-expansive members each having small thermal expansion. More specifically, provided are an anti-thermally-expansive resin and an anti-thermally-expansive metal, each including a resin or a metal having a positive linear expansion coefficient at 20° C. and a solid particle dispersed in the resin or metal, in which the solid particle includes at least an oxide represented by the following general formula (1): (BiM)NiO(1), where M represents at least one metal selected from the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, and In; and x represents a numerical value of 0.02≦x≦0.15. 12-. (canceled)3. A metal composite , comprising:a metal having a positive linear expansion coefficient at 20° C.; anda solid particle, which has negative thermal expansion properties at a normal condition and which is dispersed in the metal, {'br': None, 'sub': 1-x', 'x', '3, '(BiM)NiO\u2003\u2003(1),'}, 'wherein the solid particle comprises at least an oxide represented by general formula (1)where M represents at least one metal selected from the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, and In; and x represents a numerical value of 0.02≦x≦0.15.4. The metal composite according to claim 3 , wherein a linear expansion coefficient α at 20° C. of the metal having a positive linear expansion coefficient is 10×10/K or more and 30×10/K or less.5. The metal composite according to claim 4 , wherein the metal having a positive linear expansion coefficient comprises aluminum. 1. Field of the InventionThe present invention relates to an anti-thermally-expansive resin and an anti-thermally-expansive metal, and more particularly, to a novel anti-thermally-expansive member in which an oxide having negative thermal expansion properties is dispersed in a resin matrix or a metal matrix.2. Description of the Related ArtIn general, an electronic member, an optical member, and a structural member ...

HEAT STORAGE SYSTEM

A heat storage system is provided that can reduce a decrease in heat transfer caused by a heat storage material in a solid phase. A heat storage system having a minimum heat storage temperature Tincludes a mixed salt having a non-eutectic composition, the mixed salt being configured to assume a solid-liquid coexistence state at the minimum heat storage temperature T, the mixed salt being used as a heat storage material. 1. A heat storage system having a minimum heat storage temperature Tcomprising:{'sub': 'min', 'a mixed salt having a non-eutectic composition, the mixed salt being configured to assume a solid-liquid coexistence state at the minimum heat storage temperature T, the mixed salt being used as a heat storage material.'}2. The heat storage system according to claim 1 , wherein the heat storage material has a temperature range of at least one degree C. to assume the solid-liquid coexistence state.3. The heat storage system according to claim 1 , wherein the minimum heat storage temperature Tis equal to or greater than 150 degrees C.4. The heat storage system according to claim 2 , wherein the minimum heat storage temperature Tis equal to or greater than 150 degrees C. This application is a Continuation of International Application No. PCT/JP2014/059293, filed on Mar. 28, 2014, claiming the priority of Japanese Patent Application No. 2013-105261, filed on May 17, 2013, the disclosures of both International Application and the Japanese Application are incorporated herein by reference in their entireties.The present disclosure relates to a heat storage system.A solar thermal power generation system is known, which concentrates (condenses) sunlight in a heat condensing (collecting) area to concentrate heat, and generates steam with this heat to drive a steam turbine for power generation. In general, the solar thermal power generation system is equipped with a heat storage system in order to supplement heat for power generation during night and in a time zone of ...

MATERIALS WITH ENHANCED THERMAL CAPABILITY UNDER TRANSIENT HEAT LOAD

In an embodiment a method of making an article, comprises: forming the article comprising a first portion comprising a polymer composition and a second portion, wherein a composition of the first portion and of the second portion are different; and processing the article at a manufacturing temperature that is greater than a Temperature A, wherein Temperature A is at least one of the heat deflection temperature, the glass transition temperature, the melting temperature, and the degradation temperature; wherein the first portion comprises at least one of (a) the polymer composition in the form of a filled, channeled structure and (b) a phase change material; wherein during the processing, an average temperature of the polymer composition is maintained below Temperature B, wherein Temperature B is at least one of the heat deflection temperature, the melting temperature, the glass transition temperature, and the degradation temperature. 1. A method of making an article , comprising:forming the article comprising a first portion comprising a polymer composition and a second portion, wherein the polymer composition has at least one of heat deflection temperature, a glass transition temperature, a melting temperature, and a degradation temperature, and wherein a composition of the first portion and of the second portion are different; andprocessing the article at a manufacturing temperature that is greater than a Temperature A, wherein the Temperature A is at least one of the heat deflection temperature, the melting temperature, the glass transition temperature, and the degradation temperature; the polymer composition in the form of a filled, channeled structure, and', 'a phase change material;, 'wherein the first portion comprises at least one of'}wherein during the processing, an average temperature of the polymer composition is maintained below Temperature B, wherein Temperature B is at least one of the heat deflection temperature, the melting temperature, the glass ...

LATENT HEAT STORAGE MATERIAL, AND COLD STORAGE TOOL, LOGISTIC PACKAGING CONTAINER, TRANSPORTATION METHOD, HUMAN BODY REFRIGERATION TOOL AND COLD STORAGE TOOL FOR BEVERAGES EACH USING SAME

Provided are a latent heat storage material having a melting point within a prescribed temperature range; a latent heat. The latent heat storage material includes a compound (A) represented by a formula (A), an inorganic salt (B) represented by a formula (B) and composed of a cation of an alkali metal and an anion of the same element as the anion of the quaternary alkyl salt, and water. The compound (A) is a material that forms a clathrate hydrate together with the water, the composition ratio of the compound (A) and water is a composition ratio that gives a congruent melting point of the clathrate hydrate, and the molar ratio of the inorganic salt (B) to the compound (A) is 0.1 or more and 10 or less. 1. A latent heat storage material comprising:a compound (A) represented by the following formula (A):an inorganic salt (B) represented by the following formula (B) and composed of a cation of an alkali metal and an anion of the same element as the anion of the compound (A); andwater, whereinthe compound (A) is a material that forms a clathrate hydrate together with the water;a composition ratio of the compound (A) and water is a composition ratio that gives a congruent melting point of the clathrate hydrate; and [{'br': None, 'sub': '4', 'sup': +', '−, 'ARX\u2003\u2003formula (A),'}, {'br': None, 'sup': +', '−, 'MX\u2003\u2003formula (B)'}], 'a molar ratio of the inorganic salt (B) to the compound (A) is 0.1 or more and 10 or less,'}{'sup': −', '−', '−', '−', '−', '−', '−', '−', '−', '−', '3−, 'sub': 3', '3', '3', '2', '3', '2', '2', '2', '4, '(in formula (A), A is N or P, R is a C1-10 alkyl group, and X is F, Cl, Br, I, NO, CHCOO, CHCHCOO, CHCHCHCOO, CH═CHCOO, or PO; and'}{'sup': +', '+', '+', '+', '−', '−', '−', '−', '−', '−', '−', '−', '−', '−', '3−, 'sub': 3', '3', '3', '2', '3', '2', '2', '2', '4, 'in formula (B), M is K, Rb, or Cs, and X is F, Cl, Br, I, NO, CHCOO, CHCHCOO, CHCHCHCOO, CH═CHCOO, or PO).'}2. The latent heat storage material according to claim 1 , ...

CUSHIONING ARRANGEMENT FOR TEMPERATURE CONTROL OF A SOLE STRUCTURE

A sole structure for an article of footwear includes a chamber having a first barrier element, a second barrier element, and a tensile member. The tensile member is disposed within an interior void defined by the first barrier element and the second barrier element. The sole structure further includes a phase change material disposed within the interior void and operable between a first state in a first temperature range and a second state in a second temperature range. The first temperature range is from 30° C. to 35° C. and the second temperature range is from 35° C. to 42° C. The sole structure further includes an insulating member disposed between the chamber and a ground contacting surface. 1. A sole structure for an article of footwear , the sole structure comprising:a chamber including a first barrier element, a second barrier element, and a tensile element disposed within an interior void defined by the first barrier element and the second barrier element; anda phase change material disposed within the interior void and operable between a first state having a first viscosity and a second state having a second viscosity greater than the first viscosity.2. The sole structure of claim 1 , wherein the phase change material includes a first material and a second material different than the first material.3. The sole structure of claim 1 , wherein the tensile element includes a first tensile substrate claim 1 , a second tensile substrate claim 1 , and a plurality of tensile members extending between the first tensile substrate and the second tensile substrate.4. The sole structure of claim 3 , wherein the first tensile substrate is attached to the first barrier element and the second tensile substrate is attached to the second barrier element.5. The sole structure of claim 1 , further comprising an insulating member disposed between the chamber and a ground-contacting surface.6. The sole structure of claim 5 , further comprising an outsole forming the ground- ...

PHASE CHANGE HEAT STORAGE RUBBER, METHOD FOR PREPARING THE SAME, AND USING METHOD THEREOF

A phase change heat storage rubber includes 20-70 parts by weight of rubber and 10-68 parts by weight of modified phase change powder. The rubber contains a suitable amount of the modified phase change powder, so that the phase change heat storage rubber has excellent heat absorption and heat storage performance. Its phase change enthalpy reaches 15-200 J/g, its specific heat capacity exceeds 2.0 J/g·K, satisfying the requirements of batteries and capacitors for heat absorption and heat storage performance. The modified phase change powder has heat absorption and energy storage functions. Because of a large phase change enthalpy value and a slow temperature rise, the phase change heat storage rubber may absorb more heat. The phase change powder has been modified by a modifier. The modifier is a powder that has a large specific surface area and contains micropores. 1. A phase change heat storage rubber , comprising:20-70 parts by weight of rubber; and10-68 parts by weight of a modified phase change powder;wherein a method for preparing the modified phase change powder comprises:heating and melting a phase change powder to get a melted phase change powder;adding a modifier to the melted phase change powder in an amount of 2%-40% by weight of the phase change powder to get a mixture;keeping the mixture warm in a water bath or an oil bath;vibrating the mixture warmed in the water bath or the oil bath with a vibrating sieve; andgrinding the mixture with a ball mill or a sand mill to obtain the modified phase change powder;wherein the rubber is NBR;wherein the phase change powder is any one or a combination of an alkane wax, fatty acid, a PE wax, and polyethylene glycol;wherein the modifier is any one or a combination of expanded graphite, a nano silica micro powder, and a hollow microsphere powder.2. The phase change heat storage rubber according to claim 1 , further comprising 10 to 50 parts of a flame retardant that is one or a combination of a phosphorus-based flame ...