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Class 427/458 - Electrostatic charge, field, or force utilized


Subclass of Class 427 - Coating processes
Definition: Processes utilizing static electricity, that is an electrical
No. of patents: 255
Last issue date: 04/03/2012


1              
NumberTitleIssue Date
8147920Controlled deposition and alignment of carbon nanotubes
A carbon nanotube (CNT) attraction material is deposited on a substrate in the gap region between two electrodes on the substrate. An electric potential is applied to the two electrodes. The CNT attraction material is wetted with a solution defined by a carrier liqu...
04/03/2012
7815976Method for manufacturing organic resin-coated metal sheet and apparatus of manufacturing organic resin-coated metal sheet
A method and apparatus for manufacturing a resin coated metal sheet. The method includes extruding a molten organic resin by heating from a T-die onto a metal sheet; dropping molten resin onto pre-rolls arranged between the T-die and lamination rolls, and bringing t...
10/19/2010
7790242Method for electrostatic deposition of graphene on a substrate
A method for electrostatic deposition of graphene on a substrate comprises the steps of securing a graphite sample to a first electrode; electrically connecting the first electrode to a positive terminal of a power source; electrically connecting a second electrode ...
09/07/2010
7585549Method of applying a pattern of particles to a substrate
A method for applying particles in a pattern to a substrate, either directly or by use of an intermediate tool, by electrokinetic or electrostatic means by exposing the substrate to particles in a fluid medium to electrokinetically or electrostatically deposit the p...
09/08/2009
7537807Scanned source oriented nanofiber formation
Nanofibers are formed using electrospray deposition from microfluidic source. The source is brought close to a surface, and scanned in one embodiment to form oriented or patterned fibers. In one embodiment, the surface has features, such as trenches on a silicon waf...
05/26/2009
7517562Deposition method using a uniform electric field
A deposition method includes placing a substrate on a susceptor inside a chamber, the susceptor including a center pin passing through the susceptor for lifting the substrate, energizing an electrode to applying a uniform electric field to the substrate, electricall...
04/14/2009
7491428Controlled deposition and alignment of carbon nanotubes
A carbon nanotube (CNT) attraction material is deposited on a substrate in the gap region between two electrodes on the substrate. An electric potential is applied to the two electrodes. The CNT attraction material is wetted with a solution defined by a carrier liqu...
02/17/2009
7405072Acoustic radiation for ejecting and monitoring pathogenic fluids
The invention relates to methods and devices that use focused radiation to handle and/or monitor pathogenic fluids. In particular, a method is provided for dispensing one or more droplets of a fluid containing a pathogen. The method involves providing the pathogen-c...
07/29/2008
7390524Method for electrostatic spraying of an abluminal stent surface
A method for electrostatic spraying of an abluminal surface of a stent is provided. ...
06/24/2008
7384661Electrostatic application of powder material to solid dosage forms in an electric field
A method of electrostatically applying a powder material to a solid dosage form comprises the following steps: applying a bias voltage to generate an electric field between a source (1) of the powder material and the solid dosage form (5); applying an ...
06/10/2008
7378679Patterned substrate, electro-optical device, and method for manufacturing an electro-optical device
A patterned substrate includes a laminated pattern having laminated patterns that are formed by drying droplets containing a pattern formation material. A lower layer pattern contains lyophilic microparticles that are lyophilic with respect to droplets that form an ...
05/27/2008
7374813Constructive nanolithography
A patterned organic monolayer or multiplayer film self-assembled on a solid substrate, the pattern consisting in a site-defined surface chemical modification non-destructively inscribed in the organic monolayer or multilayer by means of an electrically biased conduc...
05/20/2008
7354630Use of oxygen-containing gases in fabrication of granular perpendicular magnetic recording media
A granular perpendicular magnetic recording medium, comprising: (a) a non-magnetic substrate having a surface; and (b) a layer stack on the substrate surface, the layer stack including a granular perpendicular magn...
04/08/2008
7354626Method for increasing fiber density in electrostatic flocking
A direct charging electrostatic flocking method is provided for the fabrication of a fibrous structure. Fibers are deposited directly on a first electrically conductive surface while a second electrically conductive surface with an adhesive thereon is disposed over ...
04/08/2008
7354627Method for organizing the assembly of collagen fibers and compositions formed therefrom
The present invention provides a protein polymer material and a method for preparing the protein polymer material involving applying an energy such as electrical energy or gravitational energy to a protein to cause the protein to assemble in a controlled arrangement...
04/08/2008
7323234Curable alkanolamine containing epoxy powder coating composition
The present invention provides a curable alkanolamine containing epoxy powder coating composition comprising at least one epoxy resin, at least one alkanolamine, a curing agent in an amount effective to cure the coating and optionally at least one zinc borate compou...
01/29/2008
7320936Plating of multi-layer structures
An insulating layer (5) and a conductive seed layer (6) are applied to a substrate (1) in a simple process. A photo resist with palladium chloride are provided in a bath for electrophoretic deposition onto the substrate. The photo resist is an i...
01/22/2008
7317521Particle detection method
A method for detecting on a substrate used in the fabrication of integrated devices comprises the steps of (1) contacting the substrate with a monomer, wherein the particle catalyzes the polymerization of the monomer, and (2) detecting the particle using a particle ...
01/08/2008
7294673Method of modifying polymeric material and use thereof
A method of modifying a polymeric material whereby the polymeric material is modified to give a highly durable surface without decreasing its strength. Namely, a polymeric material is modified by the method comprising a combination of an impregnation step, an activa...
11/13/2007
7291392Inorganic/organic complex nano-beads and method for manufacturing the same
An inorganic/organic composite material which is advantageous in physical characteristics (mechanical strength), chemical characteristics (thermal stability) and electric characteristics (electric conductivity), as compared with a sole system, as being compounded in...
11/06/2007
7276271Polymer fiber tubular structure having kinking resistance
An apparatus for forming a tubular structure from a liquefied polymer, the apparatus comprising: (a) a dispenser for dispensing the liquefied polymer; (b) a precipitation electrode being at a first potential relative to the dispenser, the precipitation electrode bei...
10/02/2007
7264850Process for treating a substrate with a plasma
A process for depositing a diamond-like carbon film, which comprises providing a means for generating a sheet-like beam-type plasma region inside a vacuum vessel for depositing the diamond-like carbon film, and depositing the film on a substrate being moved through ...
09/04/2007
7261830Applying imprinting material to substrates employing electromagnetic fields
The present invention comprises a method for applying a liquid, such as imprinting material, to a substrate that features use of an electromagnetic field to rapidly spread the liquid over a desired portion of the substrate, while confining the same to the desired re...
08/28/2007
7250195Molecular plasma deposition of colloidal materials
A molecular plasma discharge deposition method for depositing colloidal suspensions of biomaterials such as amino acids or other carbon based substances onto metal or nonmetal surfaces without loss of biological activity and/or structure is described. The method is ...
07/31/2007
7247206Medium application device
A device (10) for the direct or indirect application of liquid or pasty application medium (16) to one or both sides of a material web (20), in particular of paper or board, comprises an applicator unit (12) which discharges the applicati...
07/24/2007
7238731Environmentally friendly coating compositions for coating metal objects, coated objects therefrom, and methods, processes and assemblages for coating thereof
Disclosed are environmentally friendly, substantially all solids coating compositions which are curable using ultraviolet and visible radiation. In addition, the disclosed coating compositions are suitable for coating flexible objects and/or objects having angular f...
07/03/2007
7239444Display front plane, display lenticular lens, and display fresnel lens
A display front plane having an anti-reflection film in thickness uniformity and good adhesion between the anti-reflection film and the base material is supplied. Each of a display lenticular lens and a display fresnel lens having a sophisticated anti-reflection fun...
07/03/2007
7238394Powder coating apparatus and method for electrostatically coating an electrically grounded object
In a powder coating apparatus a pulse signal S2 of a low voltage generated by a pulse signal generation circuit (7) is boosted to a high voltage by means of a high voltage impression circuit (8), so that it is impressed upon corona electrodes (
07/03/2007
7238393Method of forming silicon carbide films
A method for depositing a silicon carbide layer onto a substrate comprises providing a silicon and carbon source gas and an inert gas into a reaction zone. The reaction zone contains the substrate. The method further comprises producing an electric field in the reac...
07/03/2007
7224110Starting element having ceramic component electrostatically coated with a dry glaze
A method for manufacturing a starting element, in particular a sheathed-element glow plug, for the combustion process in an internal combustion engine having a ceramic element (1, 3) is proposed, which substantially improves the glazing of the ceramic element...
05/29/2007
7223444Particle deposition apparatus and methods for forming nanostructures
A fast method of creating nanostructures comprising the steps of forming one or more electrically-charged regions (5) of predetermined shape on a surface (1) of a first material, by contacting the regions with a stamp for transferring electric charge, ...
05/29/2007
7220456Process for the selective deposition of particulate material
A process for the patterning of a desired substance on a surface includes: (i) charging a particle formation vessel with a compressed fluid; (ii) introducing into the particle formation vessel a first feed stream comprising a solvent and the desired substance dissol...
05/22/2007
7220459Method for finishing a manufactured article by powder painting
A method for finishing a manufactured article by powder painting, comprising the step of applying, on a surface to be decorated of the manufactured article, one decorative layer obtained by means of the transfer by controlled migration of powder particles which orig...
05/22/2007
7217444Process for electrostatic powder coating an article using triboelectrically charged powder with air jet assist
A system for electrostatic powder coating irregular shaped, three-dimensional articles with 10 μm average diameter powder particles. A supply of powder particles are triboelectrically charged and transported onto one or more donor rolls without the need from fluidi...
05/15/2007
7211923Rotational motion based, electrostatic power source and methods thereof
A power system includes a member with two or more sections and at least one pair of electrodes. Each of the two or more sections has a stored static charge. Each of the pair of electrodes is spaced from and on substantially opposing sides of the member from the othe...
05/01/2007
7208401Method for forming a thin film
Embodiments of methods, apparatuses, devices, and/or systems for forming a thin film are described. ...
04/24/2007
7192992Environmentally friendly, 100% solids, actinic radiation curable coating compositions for coating thermally sensitive surfaces and/or rusted surfaces and methods, processes and assemblages for coating thereof
Disclosed are environmentally friendly, substantially all solids coating compositions which are curable using ultraviolet and visible radiation. In addition, the disclosed coating compositions are suitable for coating thermally sensitive objects and/or rusted surfac...
03/20/2007
7192628Magnetically interactive substrates
A substrate is printed with areas of magnetizable ink. The magnetizable ink is compressed into the surface of the substrate, and overprinted to hide it. Suitable inks for the purpose are disclosed. The ink may be permanently magnetized in any of a variety of pattern...
03/20/2007
7183355Waterborne thermosetting compositions containing alternating copolymers of isobutylene type monomers
A curable, aqueous film-forming composition is provided, comprising: (a) a copolymer containing reactive functional groups and comprising at least 30 mol % of residues having alternating structural units: -[DM-AM]-
02/27/2007
7175888Mischmetal oxide TBC
The present invention is a turbine engine component comprising a superalloy substrate, a bond coat overlying the substrate having a thickness in the range of about 0.0005 inch to about 0.005 inch, a thin alumina scale overlying the bond coat, and a thermal barrier c...
02/13/2007
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