Abstract: A thermal spray cabin comprising a table to hold a part to be coated and a robot with a robot body and an arm, a spray gun mounted on the arm of the robot, a ventilation system comprising an air inlet and a suction hood designed to create a gas flow with a main stream from the air inlet to the suction hood thereby passing the table in an operating state of the thermal spray cabin. The air inlet, the table, the robot and the suction hood are arranged in such a way, that the robot body is positioned outside the main stream of the gas flow in the operating state.

Abstract: A method includes applying pressure to a liquid feed of nanofiber material at a first nozzle of an array of nozzles having a first electrode voltage applied to a first electrode within an array of nozzles to form a first enlarged meniscus having a nanofiber attached, applying pressure to the liquid feed at a second nozzle having a second electrode voltage applied to a second electrode and adjacent the first nozzle within the array to form a second enlarged meniscus, increasing the second electrode voltage applied to the second electrode to a voltage level equal to voltage applied to the first electrode when the first and second enlarged menisci meet and form a combined meniscus with the nanofiber attached, decreasing the first electrode voltage to zero, and decreasing pressure on the liquid feed at the first nozzle to separate the first enlarged meniscus at the first nozzle from the second enlarged meniscus at the second nozzle having the nanofiber attached.

Abstract: Provided in certain embodiments herein are alternating current electrospray systems and processes for manufacturing depositions, such as thin layer depositions. In some embodiments, processes and systems provided herein are suitable for and configured to manufacture uniform depositions, such as having uniform thickness.

Abstract: The present disclosure provides a process for the production of a cathode active material complex which is used for a lithium secondary battery, comprising the steps of: mixing a lithium metal phosphate with a solvent to prepare a first precursor; mixing the first precursor with a graphene oxide to prepare a second precursor solution; forming droplets from the second precursor solution; and making the droplets into a powder; wherein the formation of the powder is performed by spray pyrolysis method.

Abstract: Provided herein are high performance direct deposit electrodes that do not require the use of a binder, as well as processes of manufacturing the same by an electrospray process.

Abstract: A system and method is provided for creating a structure including a vasculature network. A film deposition device is configured to dispense droplets onto a surface of a substrate to form a curable fugitive pre-patterned liquid film on the surface of the substrate. An electrohydrodynamic film patterning (EHD-FP) device has a patterned electrode structure formed to generate an electric field and to subject the film on the surface of the substrate to the electric field. The film thereby being formed by the EHD-FP into patterned features in response to being subjected to the electric field. Then a casting system is configured to cover the patterned features in an epoxy to form patterned structures, wherein the patterned structures comprise a fugitive vasculature structure.

Abstract: After completion of a preceding painting in a preceding painting area, by an action of a preceding painting robot, a painting object (object to be painted) is caused to be held together with a holder by a transfer section near two painting areas. In succession, with maintaining connection between the painting object and the holder, connection between an arm leading end portion of the preceding painting robot and the holder is released. Thereafter, by an action of a subsequent painting robot, an arm leading end portion of the subsequent painting robot with keeping its connection to the painting object is connected to the holder held to the transfer section. With this, in the course of transfer of the painting object between the painting robots for displacing the painting object relative to a spraying means, a relative positional relation between the arm leading portions of the painting robots and the painting object can be maintained same.

Abstract: A bearing article can include a metal substrate having a bronze layer; a PEEK layer; a PTFE composition layer overlying and penetrating the PEEK layer. A method for preparing a bearing article can include providing a metal substrate with a sintered bronze layer, electrostatic spraying a non-fluorinated polymer onto the metal substrate followed by spraying a fluorinated polymer onto the non-fluorinated polymer and heat rolling to form a laminate.

Abstract: In order to provide a filter installation, including a filter device for cleaning a raw gas flow loaded with paint overspray, the filter device including a filter element, on which paint overspray from the raw gas flow loaded with paint overspray is configured to be deposited together with the auxiliary filter material fed to the raw gas flow, a receiving container for receiving a system of paint overspray and auxiliary filter material and a removal device for removing at least a part of the system of paint overspray and auxiliary filter material from the receiving container, by means of which filter installation a material-saving, efficient filtering operation is configured to be carried out, it is proposed that the filter installation includes a processing device for processing the system of paint overspray and auxiliary filter material.

Abstract: A composition and method for producing a tertiary amine is disclosed. The tertiary amine is contacted with an inert gas. The inert gas is nitrogen or more preferably argon. The amine composition is useful in producing polyurethane foam with lower levels of chemical emissions particularly lower emissions of toxic chemicals.

Abstract: An apparatus and method for coating a substrate using one or more liquid raw materials, includes: at least one atomizer for atomizing the one or more liquid raw materials into droplets, charging means for electrically charging the droplets during or after the atomization and a deposition chamber in which the droplets are deposited on the substrate, the deposition chamber being provided with one or more electric fields for guiding the electrically charged droplets on the substrate. According to the invention there is a charging chamber arranged upstream of the deposition chamber and provided with charging means for electrically charging the droplets.

Abstract: An electrostatic application apparatus 100 comprises a tubular electrode 1 forming a first flow path F1 whose inner surface is formed of an electrically conductive wall; a counter electrode 20 placed to block an extension of an axis line of the first flow path F1; a power source 30 applying a voltage between the tubular electrode 1 and the counter electrode 20, and a liquid supply unit 40 supplying a liquid to the first flow path F1. If an axial length of the first flow path F1 is L1 and an inside diameter of the first flow path F1 is D1, then L1/D1 is 35 or more, the inside diameter D1 of the first flow path is 0.5 to 2.0 mm, and the length L1 of the first flow path is 20 to 100 mm.

Abstract: A method of manufacturing a ferroelectric thin film on a lower electrode by electrostatically spraying a ferroelectric thin film-forming electrostatic spray solution so as to coat the electrostatic spray solution on the lower electrode and form a coated film, drying, calcining, and then firing the coated film so as to crystallize the coated film. In this method, the electrostatic spray solution is a mixed solution in which a ferroelectric thin film-forming sol-gel solution and powder having the same composition as the solid content of the sol-gel solution and having a particle diameter that can be ejected from the spout are uniformly mixed, and, when the metallic compound-converted mass of a metallic compound dissolved in the sol-gel solution is represented by A and the mass of the powder is represented by B, a ratio of B with respect to (A+B) is in a range of 5% to 40%.

Abstract: A coating apparatus produces a spray of charged droplets and controls the spray angle of travel of the spray toward the object to be coated. Electrically charging droplets minimizes the amount of coating material required to uniformly coat a surface as compared to conventional web coating techniques such as blade coating. An inductive ring guides the spray charged droplets as they exit the nozzle of a spray device. The electrostatic repulsion between the charged droplets insures that a uniform coating of liquid formulation can be applied to a web surface.

Abstract: A low conductivity is provided to a coating surface 21 of a non-conductive coating target 20, and the coating surface 21 is coated with a charged paint while free ions are suppressed.

Abstract: Processes for producing carbon fibre, the filament thereof and pre-oxidized fibre are provided. In one embodiment, the gel spinning of polyacrylonitrile filament is achieved by using small-molecule gelling agent, and the carbon fibre obtained thereby is increased by 15% to 40% in tensile strength and by 20% to 35% in toughness. In another embodiment, the melt spinning process of polyacrylonitrile is conducted by using imidazole type ion liquid as plasticizer, the process reduces environment pollution, is suitable for industrial production and the fibre produced thereby is improved in its strength. In yet another embodiment, polyacrylonitrile pre-oxidized fibre is produced by melt spinning, so low cost and controllable pre-oxidization of polyacrylonitrile can be achieved. In a further embodiment, high strength carbon fibre is manufactured by using polymer thickening agent.

Abstract: A method of forming a material structure from structural units contained within a liquid solution in a spray head is described. The liquid solution includes a solvent and a solute, the solute comprising a plurality of the structural units, the structural units including monomer units, oligomer units, or combinations thereof. The method comprises forming droplets of the liquid solution including the structural units, and spraying the droplets on a substrate, thereby substantially increasing the reactivity of the structural units within the droplets relative to the structural units within the liquid solution in the spray head. The increase in reactivity can result from the droplets containing an excess of a particular ion, the ion excess resulting from a voltage applied to conductive walls of the device which dispenses the droplets. The material structure is then formed on the substrate from the more highly reactive structural units within the droplets.

Abstract: The present invention relates to a spark discharge generator. The spark discharge system of the present invention includes a plurality of columnar electrodes and a ground plate having a plurality of outlet holes at positions corresponding to the columnar electrodes. The use of the spark discharge generator enables the production of a three-dimensionally shaped nanostructure array on a large area in a uniform and rapid manner.

Abstract: Method and apparatus for enhancing the durability as well as the strength and stiffness of prepreg fiber tows of the sort used in composite materials are disclosed. The method involves adhering electrospun fibers onto the surface of such composite materials as filament-wound composite objects and the surface of prepreg fiber tows of the sort that are subsequently used in the production of composite materials of the filament-wound, woven, and braided sorts. The apparatus performs the methods described herein.

Abstract: Target substrates are electrostatically coated by flowing an electrically isolated wet coating composition containing waterborne coalescable polymeric binder into an electrostatic coating apparatus (100), depositing the coating composition onto a rotating electrostatically-charged atomizer (104) and then onto the target substrate, flowing an electrically isolated aqueous cleaning liquid into the apparatus before deposition of the coating composition onto the rotating atomizer is halted or interrupted, and depositing the aqueous cleaning liquid onto the atomizer before or within a sufficiently short time after a halt or interruption in coating composition deposition onto the atomizer so that a coalesced polymeric binder film does not accumulate on the atomizer.

Abstract: A process and an apparatus for coating glass by means of a method using at least one or more liquid raw materials which react essentially on at least a portion of the glass substrate forming a coating on it. At least part of the liquid raw materials is atomized to droplets with one or more two-fluid atomizer and at least a fraction of the gas used in the one or more two-fluid atomizers is electrically charged such that at least a fraction of the droplets become electrically charged during or after the atomization. According to the invention the droplets are formed into a separately created electric field.

Abstract: A waterborne base coat having a light metallic color and containing 0.5 to 2 wt.-% of poly(meth)acrylic acid thickener and 2 to 7 wt.-% of non-ionically emulsified EVA copolymer wax with a drop point of the wax portion of 80 to 110° C., the wt.-% in each case calculated as solids and relative to the solids content of the waterborne base coat.

Abstract: Provided herein are substrates useful for surface-enhanced Raman spectroscopy (SERS), as well as methods of making substrates. The substrates comprise a support element; a nanoparticulate layer; a SERS-active layer in contact with said nanoparticulate layer; and optionally, an immobilizing layer disposed between said nanoparticulate layer and said support element; wherein if the optional immobilizing layer is not present, the nanoparticulate layer is thermally bonded to the support element; and if said optional immobilizing layer is present, said nanoparticulate layer thermally bonded to said immobilizing layer, and optionally, further thermally bonded to said support element. In addition, methods of making the substrates, along with methods of detecting and increasing a Raman signal using the substrates, are described herein.

Abstract: A method of depositing particles onto a substrate utilizes a liquid dispersant into which the particles are introduced prior to spraying upon the surface. The ratio of the particles to the dispersant, as well as the volume of the dispersant, may be used to control the density of the particles that result on the substrate after spraying.

Abstract: The present inventions relate to the formation of a thin polymer film on a substrate. Apparatus is described for transforming a solid polymer resist into an aerosol of small particles, electrostatically charging and depositing the particles onto a substrate, and flowing the particles into a continuous layer. Apparatus is further described for transforming solid resist into an aerosol of small particles by heating the resist to form a low viscosity liquid such as is compatible with nebulization and applying the techniques of jet or impact nebulization and aerosol particle sizing to form the aerosol. A method is further described of using ionized gas to confer charge onto the aerosol particles and using a progression of charging devices establish an electric field directing the flow of charged particles to the substrate. The progression of charging devices and associated apparatus results in high collection efficiency for the aerosol particles.

Abstract: A system including an electrostatic spray system, including an electrostatic tool configured to charge and spray a PTFE, a material delivery system configured to deliver the PTFE to the electrostatic tool, a gas delivery system configured to deliver an airflow that atomizes the PTFE and sprays the charged PTFE on a target, and an infrared curing system configured to cure the PTFE on the target to produce a coating.

Abstract: A supported nanofiber medium useful for segregating chemical species is provided by selecting a polymer, selecting a substrate; and electrospinning the polymer to form a nanofiber medium on the supporting substrate. When the substrate is a planar surface, the nanofiber medium will be a mat suitable for conducting chromatographic separation. When the substrate is a filament, the nanofiber medium is an annular mat suitable for solid phase microextraction. The nanofiber media formed may be selectively cross-linked and at least partially carbonized to carbon nanofibers. The nanofiber medium is supported on the substrate without the use of binder material.

Abstract: A process of forming a population of microcapsules is described comprising a liquid hydrophilic core material and a wall material at least partially surrounding the core material. The liquid hydrophilic core material can be anionic, cationic, or neutral but polar. The microcapsule population is formed by providing liquid hydrophilic core material; providing an oil continuous phase which is low boiling and preferably nonflammable, the oil continuous phase comprising preferably one or more organic oil materials such as esters with chain length up to about 42 carbons. A mixture is formed by dispersing the liquid hydrophilic material in the oil continuous phase. Either an oil soluble or dispersible monofunctional amine acrylate or monofunctional amine methacrylate, along with acid; or alternatively monofunctional acid acrylate or monofunctional acid methacrylate along with base; or alternatively, monofunctional amine acrylate or monofunctional amine methacrylate along with acid acrylate or methacrylate; is added.

Abstract: The present teachings describe a process that includes obtaining a composition of particles comprising fluorine containing particles and aerogel particles. The composition is mixed at a resonant frequency of a mixing system containing the composition. The composition is powder coated onto a substrate and cured to form a release layer on the substrate.

Abstract: The invention is directed to a process for forming a particle film on a substrate. Preferably, a series of corona guns, staggered to optimize film thickness uniformity, are oriented on both sides of a slowly translating grounded substrate (copper or aluminum for the anode or cathode, respectively). The substrate is preferably slightly heated to induce binder flow, and passed through a set of hot rollers that further induce melting and improve film uniformity. The sheeting is collected on a roll or can be combined in-situ and rolled into a single-cell battery. The invention is also directed to products formed by the processes of the invention and, in particular, batteries.

Abstract: The subject disclosure provides a method for applying dissimilar electrical charges to portions of a plurality of applicators by way of a conductor included in a conduit of each applicator. The method further includes causing each applicator to generate one or more jet sprays of a liquid received by each applicator for application of a material on a substrate, where one or more portions of the material on the substrate have one or more net charges associated with the dissimilar electrical charges applied to the portions of the plurality of applicators, where the conductor of each applicator is a sleeve positioned in the applicator, and where a diameter of the sleeve results in one of an outer surface of the sleeve contacting a surface of the conduit, or the outer surface of the sleeve having a separation from the surface of the conduit of the applicator. Additional embodiments are disclosed.

Abstract: An electric field is formed between a material to be coated 18 and a coating sprayer 4 by applying a high voltage of ?1 kV to ?90 kV to an electrode needle 7 at a tip of the coating sprayer 4, while maintaining the material to be coated 18 positively. An inert gas is sprayed from an inert gas spraying nozzle 8 to the material to be coated 18, and a solution having a dielectric substance dissolved in a solvent is simultaneously sprayed from a dielectric solution spraying nozzle 6, while giving negative charge to the dielectric solution, to form a precursor polarization film. The solution is discharged from the spraying nozzle 6 by injecting the inert gas in the spraying nozzle 6. Then, the electric field is formed again and the precursor polarization film is further polarized, to thereby form a piezoelectric/pyroelectric film on the material to be coated 18.

Abstract: Method for controlling contact area of a paper or board substrate or a product thereof, by depositing electrostatically a trace amount of particles comprising boundary lubricants to form one or more layers on the surface of the substrate. The boundary lubricants are deposited to the target surface solubilized or dispersed in a suitable solvent or carrier. The particles comprise an agent providing one or more effects selected from: lyophilicity, lyophobicity, hydrophobicity, hydrophilicity, lipophilicity, lipophobicity, oleophobicity, oleophilicity, and boundary lubrication. Also, a paper or board substrate treated according to the foregoing method. The use of electrostatic deposition of coating materials described herein gives improved control on contact and surface characteristics.

Abstract: An advanced copper bonding with ceramic substrate technology includes the steps of (1) forming a copper film of thickness <1 ?m on a ceramic substrate by sputtering deposition under 1.33×10?3 torr and 150° C., (2) plating a copper layer of thickness 10˜50 ?m at room temperature, and (3) bonding a copper foil to the ceramic substrate by diffusion bonding under environments of high temperature, vacuum, and negative pressure inertia gas or H2 partial pressure.

Abstract: An electrostatically atomizing device includes an emitter electrode, an opposed electrode disposed in an opposed relation to the emitter electrode, liquid supply means for supplying a liquid to the emitter electrode, and high voltage generating means for applying a high voltage across the emitter electrode and the opposed electrode. The liquid supplied onto the emitter electrode is electrostatically charged through application of the high voltage, as a result of which charged minute liquid particles are discharged from a discharge end of the emitter electrode. The device includes detecting means for detecting a discharge condition developed between the emitter electrode and the opposed electrode, and a controller for controlling the high voltage generating means to regulate its voltage output so as to maintain a predetermined discharge condition, based on detection results by the detecting means.

Abstract: The present invention provides a method of preparing a nanostructure material on a substrate. The method includes spraying an aqueous solution from a capillary to the substrate, wherein the aqueous solution includes an electrolyte and an alcohol. The method also includes applying an electrical bias between the capillary and the substrate, such that the electrolyte deposits on the substrate forming the nanostructure material. The present invention also provides the nanostructure material prepared by this method.

Abstract: An apparatus and method for electrically charging nanoparticles. The invention including atomizing one or more liquid starting materials into droplets, electrically charging the droplets during or after the atomization and vaporizing the one or more liquid materials of the droplets for generating the nanoparticles from the liquid droplets such that the electrical charge of the droplets is transferred into the nanoparticles for producing electrically charged nanoparticles.

Abstract: A powder-containing oil-based lubricant for die contains 60 to 99% by mass of an oil-based lubricant consisting of oil, 0.3 to 30% by mass of a solubilizing agent, 0.3 to 15% by mass of an inorganic powder and 7.5% by mass or less of water, the lubricant being electrostatically applied to a die. The powder-containing oil-based lubricant may be applied to a die by electrostatic spraying. The electrostatic spray apparatus includes a device that imparts static electricity to the powder-containing oil-based lubricant and an electrostatic spray gun installed on a multi-axis robot.

Abstract: Disclosed herein are methods that include inserting a magnetic media into an enclosure and using a non-thermal physical vapor deposition process to deposit a lubricant onto the magnetic media within the enclosure. Also disclosed are methods that include loading a magnetic media that includes a tribological coating into an enclosure and using an electrospray ionization process to deposit a lubricant onto the magnetic media within a vacuum created by the enclosure.

Abstract: An electrostatic painting apparatus for electrostatically painting a door on a vehicle body. The painting apparatus uses a robot arm that opens/closes the door. A high voltage is applied to the robot arm and the amount of any current between an electrode pin on the robot arm and the door is measured to determine the positional relationship between the door and the robot arm.

Abstract: A method of forming an absorbent product, including providing a base layer and co-forming a plurality of fibers and an absorbent material and then depositing the fibers and absorbent material onto the base layer. At least some of the fibers serve as a matrix for supporting the absorbent material, and the fibers and absorbent material generally cooperate so as to form an absorbent core of the absorbent product.

Abstract: Multiplexed electrospray deposition apparatus capable of delivering picoliter volumes of one or more substances is disclosed. The apparatus may include a unitary planar dispenser etched from a silicon wafer through microfabrication or micromachining technology. The apparatus may be used as a deposition tool for making protein microarrays in a noncontact mode. Upon application of potential difference in the range of 7-9 kV, the substances may be dispensed directly, not through a collimating mask, onto a substrate with microhydrogel features functionalized with an anchoring agent.

Abstract: The liquid supplied to an emitter electrode located at a tip of an atomization nozzle receives the high-voltage and electrically charged. The mist of the charged minute water particles of nanometer sizes is generated from the emitter electrode. A pressure regulating means regulates a pressure applied to the liquid on the tip of the emitter electrode. Therefore, the mode of generating the mist of the charged minute water particles of nanometer sizes or the mode of generating the mist of the charged minute water particles of nanometer and micron size is selected.

Abstract: An apparatus and system for electromotively coating a part can include a conveyor that has a plurality of hangars that are configured to be positively connected to respective parts that are to be coated. An attachment mechanism can be provided on the hangar and the part, the attachment mechanism being configured to exert force in more than a single direction. The part can be a conductive plastic part and can include an attachment structure that is formed thereon, for example, screw threads integrally formed in the part. The hangar can include a similar fastener that is configured to connect to the attachment structure of the part. For example, the fastener of the hangar can be a screw thread that mates with threads integrally or otherwise formed on the part.

Abstract: Embodiments of the present invention relate generally to lithium-ion batteries, and more specifically, to batteries having integrated separators and methods of fabricating such batteries. In one embodiment, a lithium-ion battery having an electrode structure is provided. The lithium-ion battery comprises an anode stack, a cathode stack, and a porous electrospun polymer separator comprising a nano-fiber backbone structure. The anode stack comprises an anodic current collector and an anode structure formed over a first surface of the anodic current collector. The cathode stack comprises a cathodic current collector and a cathode structure formed over a first surface of the cathodic current collector. The porous electrospun polymer separator is positioned between the anode structure and the cathode structure.

Abstract: A thermal coating includes a substrate, a first coating layer, and a second coating layer. The substrate is selected from the group consisting of superalloys and ceramic matrix composites. The first coating layer comprises an alumina powder, a silica binder, and at least one additive selected from either a first group or a second group. The second coating layer comprises at least one of zinc titanate or cerium oxide. A method for applying a thermal coating system includes spraying a bond coat mixture onto a substrate using a liquid electrostatic sprayer. The bond coat mixture comprises an alumina powder, a silica binder, and at least one additive selected from either a first group or a second group. The method further includes applying a top coat mixture onto the bond coat mixture, wherein the top coat mixture comprises at least one of zinc titanate or cerium oxide.

Abstract: The invention relates to apparatuses and methods for applying a coating material to the collection surfaces of the stages after an impactor is assembled for use. The apparatuses and methods comprise generation of a multimodal droplet aerosol of liquid coating material and delivering it into the impactor. The coating substance improves the trapping of particles on the stages. The apparatuses and methods limit the total amount of coating material applied and confine it to the regions of particle impact opposite the stage orifices, thereby reducing the possibility of chemical interference when analyzing a test aerosol.

Abstract: A carbon nanocapsule thin film and the preparation method thereof. A plurality of carbon nanocapsules are electroplated on a substrate, and the carbon nanocapsule thin film is thereby formed. By electroplating purified carbon nanocapsules on the substrate, the carbon nanocapsule thin film, electric- and heat-conductive, chemical-resistive, and anti-oxidizing, is formed.

Abstract: A painted polymer part containing a conductive polymer composition containing at least one polymer and a modified graphite oxide material, which is a thermally exfoliated graphite oxide with a surface area of from about 300 m2/g to 2600 m2/g, wherein the painted polymer part has been electrospray painted.

Abstract: An electrostatic coating method in which a coating material cartridge is used. When a coating material feeding path (68, 88) is cleaned by a liquid fed from a coating material feeding unit (20), the liquid is fed from the coating material feeding unit to a storage part (13) and stored. The liquid in the storage part is then fed to a fluid chamber (83) inside a coating material cartridge (19) via a fluid circuit (10A). The liquid in the fluid chamber pushes out the electrically conductive coating material inside a coating material chamber (84) via a free piston (82), and the electrically conductive coating material is fed to a coating gun (14).