Abstract: The invention concerns a flux for brazing, a process for brazing metal parts employing said flux, a flux composition containing said flux, aluminum parts coated with said flux or said flux composition, a process for brazing and a brazed metal object obtainable by said brazing process. The flux is high in KAlF4 and low in K3AlF6.

Abstract: A foamable polymer composition comprising a crosslinkable polymer, a crosslinking peroxide compound, and a chemical blowing agent comprising a functionalized particulate bicarbonate containing at least one additive. The additive may be selected from the group consisting of a fatty acid, a rosin acid, any derivative thereof, and salts thereof; or any combinations thereof, such as comprising abietic acid, dihydroabietic acid, neoabietic acid, a rosin acid ester, linoleic acid, or mixtures thereof. The particulate bicarbonate may be preferably functionalized by spray-coating, extrusion or co-grinding with at least one additive. The functionalized particulate bicarbonate may further comprise 0.1-5 wt % silica. A process for manufacturing a foamed crosslinked polymer, such as EVA and/or crosslinked polyolefins, and a foamed crosslinked polymer obtained by such process.

Abstract: A process for preparing a formulation comprising an alkali metal salt selected from the group consisting of alkali metal bicarbonate salts, alkali metal carbonate salts, alkali metal sesquicarbonate salts and combinations thereof, wherein said process includes: (a) dissolving a functionalizing agent in a solvent; (b) mixing the alkali metal salt with the solution comprising the functionalizing agent that a paste-like composition is formed; (c) extruding the paste-like composition to obtain filaments or granules; (d) at least partially removing the solvent from the filaments or granules. A powder, filaments and granules are obtainable from said process and may be used in various applications such as in plastic foaming or in food and feed leavening compositions.

Abstract: The present invention relates to the use of silicates in a greenhouse film for increasing the fruit development of a plant, wherein the film comprises at least a matrix and a silicate. Said invention also refers to a film comprising at least a matrix and said silicate to increase the fruit development of a plant, and the use of a film comprising at least a matrix and said silicate in a greenhouse to increase the fruit development of a plant.

Abstract: The invention relates to a process for the manufacture of a cyclic oligo(arylene ether) which can be a cyclic oligo(dichloromethylene arylene ether) or a cyclic oligo(arylene ether ketone); the process comprises the step of causing an aromatic compound to react with a hexachloroxylene compound in a pseudo-high dilution environment. The invention relates also to new cyclic oligo(arylene ether)s and their use for the manufacture of acyclic poly (arylene ether)s, such as PEKK, by ring-opening polymerization.

Abstract: The present invention pertains to a liquid electrolyte for lithium secondary batteries comprising: a) at least one fluorinated acyclic diether represented by the formula (I) R1—O—R2—O—R3, wherein R1 and R3 represent a fluorinated straight-chain alkyl group respectively: R2 represents an optionally fluorinated straight-chain alkylene group; and the sum of carbon atoms in R1, R2, and R3 is from 5 to 8, and preferably 6; b) at least one fluorinated acyclic carboxylic acid ester represented by the formula (II) R4—C(O)O—R5, wherein R4 and R5 represent an alkyl group respectively; the sum of carbon atoms of R4 and R5 is from 2 to 7; and at least one hydrogen in R5 is replaced by fluorine; c) at least one organic carbonate; and d) at least one lithium salt. The present invention also relates to a lithium secondary battery comprising an anode, a cathode, a separator and a liquid electrolyte according to the present invention.

Abstract: The present invention relates to the preparation of perfluorinated or partially fluorinated peroxides which avoids the use of carbonyl fluoride (COF2).

Abstract: The present invention relates to bis(fluorosulfonyl)imide salts, and their preparation methods. More specifically, the invention provides a new salt of bis(fluorosulfonyl)imide containing from 0.01 ppm to 10000 ppm of a halogenated alcohol. The invention further relates to a method for producing said salt of bis(fluorosulfonyl)imide, said method comprising a step of crystallizing a raw salt of bis(fluorosulfonyl)imide within a crystallization solvent comprising at least a halogenated alcohol. The use of said salt of bis(fluorosulfonyl)imide is also disclosed.

Abstract: The present invention concerns a new method for the preparation of a Li—P—S—O product, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes.

Abstract: The present invention relates to the use of a single layer polymethylpentene film as release film in a method for shaping a composite material.

Abstract: The present invention relates to the use of a single layer fluoropolymer film selected from ethylene tetrafluoroethylene film and polytetrafluoroethylene film as release film in a method for shaping a composite material.

Abstract: Process for manufacturing an aqueous hydrogen peroxide solution comprising the following steps: —hydrogenating a working solution which comprises an alkylanthraquinone and/or tetrahydroalkylanthraquinone and a mixture of a non-polar organic solvent and a polar organic solvent wherein the concentration of non-polar organic solvent in said mixture is equal to or higher than 30 wt %; —oxidizing the hydrogenated working solution to produce hydrogen peroxide; and—isolating the hydrogen peroxide, wherein the polar organic solvent is a substituted cyclohexane carbonitrile.

Abstract: The present invention is directed to methods for the preparation of (CnF2n+1)O-substituted arenes and heteroarenes and the direct perfluoralkoxy lation of arenes and heteroarenes with a (CnF2n+1)O-group, respectively. characterized in that a peroxide reagent according to the general formula (I): (CnF2n+1)2 (I) is fragmented in the presence of an electron transferring catalyst under (CnF2n+1)O-radical formation, and said (CnF2n+1)O-radical then substitutes a C—H bond of an arene or heteroarene C—H bond with a (CnF2n+1)O-group, wherein in the above formulae, n is an integer in the range from 1 to 4.

Abstract: The present invention relates to bis(fluorosulfonyl)imide salts, and their preparation methods. More specifically, the invention provides a new salt of bis(fluorosulfonyl)imide containing from 0.01 ppm to 10000 ppm of a halogenated alcohol. The invention further relates to a method for producing said salt of bis(fluorosulfonyl)imide, said method comprising a step of crystallizing a raw salt of bis(fluorosulfonyl)imide within a crystallization solvent comprising at least a halogenated alcohol. The use of said salt of bis(fluorosulfonyl)imide is also disclosed.

Abstract: The present invention relates to an electrolyte composition for lithium metal batteries, comprising a) at least one fluorinated di-ether containing from 4 to 10 carbon atoms, represented by Formula (I) of R1—O—R2—O—R3, wherein each R1 and R3 is independently a fluorinated alkyl group, and R2 is an optionally fluorinated alkyl group, represented by Formula (II) of CaFbHc, wherein a is an integer from 1 to 6, b+c is an integer from 2 to 10, and if b is 0, R1 and R3 independently have no H; b) at least one non-fluorinated ether; and c) at least one lithium salt, wherein a) the fluorinated di-ether is in an amount of at least 50% by volume (vol %), based on the total volume of a) the fluorinated di-ether and b) the non-fluorinated ether. The present invention also relates to a lithium metal battery comprising a negative electrode comprising lithium metal; a positive electrode; a separator; and an electrolyte composition according to the present invention.

Abstract: The present invention relates to the use of silicates in a greenhouse film for increasing the flower development of a plant, wherein the film comprises at least a matrix and a silicate. Said invention also refers to a film comprising at least a matrix and said silicate to increase the flower development of a plant, and the use of a film comprising at least a matrix and said silicate in a greenhouse to increase the flower development of a plant.

Abstract: The present invention pertains to a continuous process for the manufacture of an electrode, to the electrode obtained therefrom and to an electrochemical device comprising said electrode.

Abstract: The present invention therefore pertains to a process for desulfurizing a sulfur compound-containing liquid fossil fuel. By continuously adding a solution comprising an oxidant to the sulfur compound-containing liquid fossil fuel, it is possible to improve oxidant utilization and achieve higher sulfur removal rate.

Abstract: The present invention relates to a process for the purification of fluorinated olefins, in particular hexafluoro-1,3-butadiene, comprising a step wherein a liquid mixture comprising hexafluoro-1,3-butadiene in liquid phase is contacted with at least one adsorbent having an average pore size of less than 10 ?.

Abstract: The present disclosure is related to an electrolyte composition comprising from 30 to 80% by weight of CH3CO2CH2CF2H, from 10 to 60% by weight of ethylene carbonate or propylene carbonate, from 0.1 to 1.0% by weight of lithium bis(oxalate) borate, from 0.2 to 2.0 moles/L of lithium hexafluorophosphate and from 0.1 to 2% by weight of fluoroethylene carbonate, where the amounts of compounds are based on the total weight of the electrolyte composition, and where when used as an electrolyte in a lithium-ion battery, the composition exhibits an 80% cycle life of at least 250 at a cycling rate is 240 mA/g.