Abstract: A flux paste composition including one or more fluoroaluminate based flux agents, one or more thickening agents, a carrier, a dispersant, a wetting agent, a defoamer, a moderator, and a biocide agent. The flux past composition can be blended with one or more rheological additives selected based upon printing the blended flux composition by a contactless inkjet printing system.

Abstract: Flowable brazing compositions and methods of brazing metal articles together using the same are provided herein. In an embodiment, a flowable brazing composition includes a non-polymeric carrier medium and flux-coated particles. The carrier medium includes at least one polar organic solvent and is liquid at ambient temperature. The flux-coated particles include a braze material core and a flux coating disposed on the core. The braze material core includes different material from the flux coating. The flowable brazing composition has less than or equal to about 1.5 weight % of polymeric binder components, based upon a total weight of the flowable brazing composition.

Abstract: Flowable brazing compositions and methods of brazing metal articles together using the same are provided herein. In an embodiment, a flowable brazing composition includes a non-polymeric carrier medium and flux-coated particles. The carrier medium includes at least one polar organic solvent and is liquid at ambient temperature. The flux-coated particles include a braze material core and a flux coating disposed on the core. The braze material core includes different material from the flux coating. The flowable brazing composition has less than or equal to about 1.5 weight % of polymeric binder components, based upon a total weight of the flowable brazing composition.

Abstract: A method for preparing a spiro quaternary ammonium system and electrolytes containing spiro quaternary ammonium cations, comprising a synthesizing step wherein a spiro ammonium system is formed in a medium that can serve as both the reaction solvent and as an electrolyte solvent.

Abstract: A method for preparing a spiro quaternary ammonium system and electrolytes containing spiro quaternary ammonium cations, comprising a synthesizing step wherein a spiro ammonium system is formed in a medium that can serve as both the reaction solvent and as an electrolyte solvent.

Abstract: A method for preparing a spiro quaternary ammonium system and electrolytes containing spiro quaternary ammonium cations, comprising a synthesizing step wherein a spiro ammonium system having a structure of: wherein n is independently an integer from about 0 to about 6; R1 is independently CH2, CHF, CF2, CH, CF; R2 is CH2, CF, CR3, CHF, CF2, CHR3, CR3R3, NH, O, S, 3-8 member cyclic or heterocyclic, or a polycyclic or polyheterocyclic wherein each ring has 3 to 8 members; R3 is independently (a) H; (b) a C1-C6 alkyl, C1-C6 alkoxy, or C1-C6 alkenyl group; or (c) heteroalkyl groups with a chain length of about 1 to about 6; R4 is CF, CH2, CR3, CHF, CF2, CHR3, CR3R3, NH, O, S, or a quaternary ammonium spiro junction is formed in a medium that can serve as both the reaction solvent and as an electrolyte solvent.

Abstract: A method for reducing pressure build-up in an electrochemical cell is provided comprising: providing an anhydrous nonaqueous electrolyte solution comprising at least one quaternary ammonium salt and at least one anhydrous nonaqueous solvent; contacting the electrolyte solution with at least one acid scavenger; and loading the nonaqueous electrolyte solution into the electrochemical cell. Also, provided is an electric double-layer capacitor (supercapacitor) comprising a free acid scavenger.

Abstract: Process for the manufacture of tetraalkylammonium tetrafluoroborate-containing electrolyte compositions characterized in that said process comprises step (i): (i) mixing of at least one tetraalkylammonium halide with at least one metal tetrafluoroborate in at least one organic solvent, which is partially or completely miscible with water.

Abstract: Provided are methods of purifying quaternary onium salts having the steps of (a) providing an quaternary onium salt solution having a first ionic impurity concentration; (b) providing an ion exchange material charged with electrochemically stable anions; and (c) contacting the salt solution with the ion exchange material to produce an quaternary onium salt solution having a second halide concentration is less than the first ionic impurity concentration.

Abstract: An electrolyte with an indicator, such as a dye, for detecting leakage from an electrochemical energy storage device is provided. Also provided is a method of making such an electrolyte with indicator; a device that incorporates such an electrolyte with indicator; a method of manufacturing an electronic or electrical system that incorporates such a device; and a method of detecting the leakage of electrolyte from a battery or capacitor.

Abstract: A method for reducing pressure build-up in an electrochemical cell comprising: providing an anhydrous nonaqueous electrolyte solution comprising at least one quaternary ammonium salt and at least one anhydrous nonaqueous solvent; contacting said electrolyte solution with at least one acid scavenger; and loading said nonaqueous electrolyte solution into said electrochemical cell. Also, an electric double-layer capacitor (supercapacitor) comprising a free acid scavenger.

Abstract: This invention provides security articles comprising fibers, threads and fiber sections (“dots”) possessing multiple verification characteristics. The fibers possess unique and difficulty duplicated combinations of complex cross-sections, components, and multiple luminescent responses. The many verifiable characteristics of the security fibers, threads and dots provide high levels of protection against fraudulent duplication of articles in which they are incorporated. The manifold security features provide means of tailoring specific identity characteristics for specific use and users.

Abstract: Process for the manufacture of tetraalkylammonium tetrafluoroborate-containing electrolyte compositions characterized in that said process comprises step (i): (i) mixing of at least one tetraalkylammonium halide with at least one metal tetrafluoroborate in at least one organic solvent, which is partially or completely miscible with water.

Abstract: A method for preparing a spiro quaternary ammonium system and electrolytes containing spiro quaternary ammonium cations, comprising a synthesizing step wherein a spiro ammonium system is formed in a medium that can serve as both the reaction solvent and as an electrolyte solvent.

Abstract: Provided are methods of purifying quaternary onium salts having the steps of (a) providing an quaternary onium salt solution having a first ionic impurity concentration; (b) providing an ion exchange material charged with electrochemically stable anions; and (c) contacting the salt solution with the ion exchange material to produce an quaternary onium salt solution having a second halide concentration is less than the first ionic impurity concentration.

Abstract: This invention provides security articles comprising fibers, threads and fiber sections (“dots”) possessing multiple verification characteristics. The fibers possess unique and difficulty duplicated combinations of complex cross-sections, components, and multiple luminescent responses. The many verifiable characteristics of the security fibers, threads and dots provide high levels of protection against fraudulent duplication of articles in which they are incorporated. The manifold security features provide means of tailoring specific identity characteristics for specific use and users.

Abstract: An electrolyte with an indicator, such as a dye, for detecting leakage from an electrochemical energy storage device is provided. Also provided is a method of making such an electrolyte with indicator; a device that incorporates such an electrolyte with indicator; a method of manufacturing an electronic or electrical system that incorporates such a device; and a method of detecting the leakage of electrolyte from a battery or capacitor.

Abstract: A non-aqueous electrolyte for an electrical storage device comprising a non-aqueous solvent, a salt dissolved in said non-aqueous solvent, and a liquid viscosity reducing agent in sufficient quantity to substantially reduce the viscosity of the electrolyte below the viscosity of the non-aqueous solvent.

Abstract: This invention provides security articles comprising fibers, threads and fiber sections (“dots”) possessing multiple verification characteristics. The fibers possess unique and difficulty duplicated combinations of complex cross-sections, components, and multiple luminescent responses. The many verifiable characteristics of the security fibers, threads and dots provide high levels of protection against fraudulent duplication of articles in which they are incorporated. The manifold security features provide means of tailoring specific identity characteristics for specific use and users.

Abstract: This invention provides security articles comprising fibers, threads and fiber sections (“dots”) possessing multiple verification characteristics. The fibers possess unique and difficulty duplicated combinations of complex cross-sections, components, and multiple luminescent responses. The many verifiable characteristics of the security fibers, threads and dots provide high levels of protection against fraudulent duplication of articles in which they are incorporated. The manifold security features provide means of tailoring specific identity characteristics for specific use and users.