Abstract: Non ozone depleting and non flammable refrigerant compositions with GWPs less than 2,000 ITH which replace R404A, R507, HCFC22 and CFC502 in refrigeration systems.

Abstract: Provided herein are compositions comprising at least one estolide compound of formula: in which n is an integer equal to or greater than 0; m is an integer equal to or greater than 1; R1, independently for each occurrence, is selected from optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched; R2 is selected from hydrogen and optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched; and R3 and R4, independently for each occurrence, are selected from optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched. Also provided are uses of the compositions described herein.

Abstract: Described are spiroalkyl- and -alkenylketones and esters thereof, a method for their production and fragrance compositions comprising them.

Abstract: The refrigerating machine oil of the invention includes an ester of a polyhydric alcohol and a fatty acid, wherein the molar ratio of C4-C6 fatty acid and C7-C9 branched fatty acid in the fatty acid is between 15:85 and 90:10, the C4-C6 fatty acid includes 2-methylpropanoic acid, and the ratio of the total C4-C6 fatty acid and C7-C9 branched fatty acid in the total fatty acids composing the ester is at least 20 mol %. The working fluid composition for a refrigerating machine according to the invention comprises the refrigerating machine oil, a difluoromethane refrigerant and/or an unsaturated fluorinated hydrocarbon refrigerant.

Abstract: The invention provides a heat transfer composition comprising R-1234ze (E), R-32 and 1,1,1,2-tetrafluoroethane (R-134a).

Abstract: The present invention relates to an ionic liquid comprising an anion and a cation, wherein the cation is a primary, secondary or tertiary ammonium ion containing a protonated nitrogen atom.

Abstract: The present invention provides a method of preparing aluminum-doped zinc oxide (AZO) nanocrystals. In an exemplary embodiment, the method includes (1) injecting a precursor mixture of a zinc precursor, an aluminum precursor, an amine, and a fatty acid in a solution of a vicinal diol in a non-coordinating solvent, thereby resulting in a reaction mixture, (2) precipitating the nanocrystals from the reaction mixture, thereby resulting in a final precipitate, and (3) dissolving the final precipitate in an apolar solvent. The present invention also provides a dispersion. In an exemplary embodiment, the dispersion includes (1) nanocrystals that are well separated from each other, where the nanocrystals are coated with surfactants and (2) an apolar solvent where the nanocrystals are suspended in the apolar solvent. The present invention also provides a film. In an exemplary embodiment, the film includes (1) a substrate and (2) nanocrystals that are evenly distributed on the substrate.

Abstract: Organic semiconducting material comprising at least one matrix material and at least one doping material, wherein the doping material is selected from a [3]radialene compound, and wherein the matrix material is selected from a terphenyldiamine compound, as well as an organic component and a mixture for producing a doped semiconductor layer.

Abstract: What is described is the use of alcohols, alcoholamines, diols, polyols or mixtures thereof in heat carrier media or as heat carrier media which are in contact with magnetocaloric materials.

Abstract: Provided is a conductive paste which contains an inexpensive metal, such as copper or aluminum, as an electrode wiring material and has oxidation resistance that enables the paste to withstand a high-temperature process performed in an oxidizing atmosphere and an electronic part equipped with electrode wiring formed from the paste. The electronic part in accordance with the present invention is equipped with electrode wiring that comprises a conductive glass phase containing transition metals and phosphorus, metal particles, and none of the substances prohibited by the RoHS directive. The electronic part is characterized in that each of the transition metals contained in the conductive glass phase is present in the state of having a plurality of oxidation numbers and that the proportion of the atoms which have the largest oxidation number for each transition metal satisfies a given relationship.

Abstract: The present invention relates conductive nanostructured copolymer materials, such as thin film. In particular, the nanostructured copolymer material comprises plurality of chains substantially parallel to each other, each conductive chain comprising a plurality of conductive polyacetylene polymer blocks positioned along the chain and a plurality of polar poly(vinyl alcohol) polymer blocks in between the polyacetylene polymer blocks to form a pattern of alternatively repeating polyacetylene polymer blocks and poly(vinyl alcohol) polymer blocks and a ratio of polyacetylene polymer to poly(vinyl alcohol) polymer to provide the nanostructured copolymer material with conductivity of at least 1 S/cm. In some aspects, the invention relates to photoelectric devices comprising a nanostructured copolymer material and capable to convert light to electrical current.

Abstract: A photovoltaic cell comprises a membrane electrode assembly obtainable by the in situ polymerization between two electrodes of one or more monomers to form a polymer, and then infusing an activating agent into the polymer, wherein the activating agent enables the membrane electrode assembly to function as a photovoltaic cell.

Abstract: The present invention relates to the use of fruit skin extracts as corrosion inhibitors, more particularly to the use of the skin of fruits such as mango, cashew, passion-fruit and orange, inter alia, more specifically as corrosion inhibitors for steel in an acid medium, preferably carbon steel 1020 in a 1 mole/L?1 hydrochloric acid medium, and also for various types of steel, metals such as copper and copper alloys, inter alia, in neutral and basic media, and to the process for producing same.

Abstract: A heat transfer composition comprising trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)), difluoromethane (R-32) and 1,1-difluoroethane (R-152a).

Abstract: The present invention discloses an Al—Sb—Te phase change material used for PCM and fabrication method thereof. Said phase change material, which can be prepared by PVD, CVD, ALD, PLD, EBE, and ED, is a mixture of three elements aluminum (Al), antimony (Sb) and tellurium (Te) with a general formula of Alx(SbyTe1)1-x, where 0<x?0.85, 0.67?y?7. Said material is electrically driven from outside. By adjusting the content of three elements in the mixture, storage materials with different crystallization temperatures, melting temperatures and activation energies of crystallization can be achieved. Any two elements of aluminum, antimony and tellurium can be bonded to each other, so the adjustability is very high, maintaining the phase change properties in a wide range.

Abstract: A heat transfer composition comprising trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)), carbon dioxide (R-744) and a third component selected from difluoromethane (R-32), 1,1-difluoroethane (R-152a), fluoroethane (R-161), 1,1,1,2-tetrafluoroethane (R-134a), propylene, propane and mixtures thereof.

Abstract: The present invention provides a working fluid composition for a refrigerator machine comprising a base oil comprising an ether-based compound, a carbodiimide compound, and an unsaturated fluorinated hydrocarbon refrigerant. The present invention also provides a refrigerating machine oil comprising a base oil containing an ether-based compound and a carbodiimide compound, the refrigerating machine oil being used together with an unsaturated fluorinated hydrocarbon refrigerant.

Abstract: The present invention primarily concerns certain 4-alkyl pyridines of the following formula (I), wherein R is C8-C12 alkyl, odiferous substance mixtures and aromatic substance mixtures containing these 4-alkyl pyridines, the respective uses thereof as an odiferous or aromatic substance (mixture) and corresponding perfumed products.

Abstract: A thermoplastic composition comprises: a compatibilized blend of a poly(arylene ether), an aliphatic-aromatic polyamide and a polymeric compatibilizer; and an impact modifier; wherein the aliphatic-aromatic polyamide is composed of units derived from a dicarboxylic acid and units derived from a diamine and the units derived from a dicarboxylic acid comprise 60 to 100 mol % of units derived from terephthalic acid and the units derived from a diamine comprise 60 to 100 mol % of units derived from 1,9-nonanediamine, 2-methyl-1,8-octanediamine, or a combination of 1,9-nonanediamine and 2-methyl-1,8-octanediamine.

Abstract: The invention relates to a composition comprising a lubricant based on polyol esters (POE) and a refrigerant F including at least 99.8 wt % 2,3,3,3-tetrafluoropropene, between 0.5 and 500 ppm 1,1,1,2,3-pentafluoropropene, between 0.5 and 500 ppm trifluoropropyne and between 1 and 500 ppm compounds based on 2 or 3 carbon atoms optionally including an olefinic bond.