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Laser

Subclass of:

427 - Coating processes

427457000 - DIRECT APPLICATION OF ELECTRICAL, MAGNETIC, WAVE, OR PARTICULATE ENERGY

427532000 - Pretreatment of substrate or post-treatment of coated substrate

427553000 - Low energy electromagnetic radiation (e.g., microwave, radio wave, IR, UV, visible, actinic, laser, etc.)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
427555000 Nonuniform or patterned coating 66
Entries
DocumentTitleDate
20090238994METHOD FOR PRODUCING A METAL CONTACT STRUCTURE OF A SOLAR CELL - A method for producing a metal contact structure of a solar cell is provided and includes the following steps: applying a metal contact structure to a surface of the solar cell, reinforcing the metal contact structure in an electrolytic bath. The invention is characterized by the metal contact structure being applied by applying a metal-containing ink to the surface of the solar cell by at least one pressurized nozzle.09-24-2009
20120183702FABRICATION OF 3-DIMENSIONAL MICRO-ASSEMBLIES - Disclosed herein is a method of: depositing an actuating material onto a bendable component; and applying heat or an electromagnetic force to the actuating material, such that the volume of the actuating material changes, causing the component to bend.07-19-2012
20130034665METHOD OF LASER SURFACE TREATING PRE-PREPARED ZIRCONIA SURFACES - The method of laser surface treating pre-prepared zirconia surfaces provides for applying an organic resin in a thin, uniform film to a zirconia surface; maintaining the resin-coated zirconia surface in a controlled chamber at approximately 8 bar pressure at a temperature of approximately 175 degrees Centigrade for approximately 2 hours; heating the resin-coated zirconia surface to approximately 400 degrees Centigrade in an inert gas atmosphere, thereby converting the organic resin to carbon; and irradiating the carbon-coated zirconia surface with a laser beam while applying nitrogen under pressure, thereby forming a zirconium carbonitride coating.02-07-2013
20100098880CORE-SHELL POLYAMIDE POWDER - The invention relates to a seeded particle of polyamide (PA) powder composed of a shell made of PA-6, PA-12 or PA-6/12 and of a core made from PA-6, paA-11, PA-12 or PA-6/12, PA 6,12, PA-6,6, PA-8 or PA-4, the core and the shell being either of identical polyamide nature but of different molecular weight, or of different polyamide nature. The particle for which the shell has a melting temperature Tf1 and a crystallization temperature Tc1 and for which the core has a melting temperature Tf2 and a crystallization temperature Tc2, is characterized in that the difference in absolute value between Tf1−Tc1 and/or between Tf1−Tc2 is greater than the difference in absolute values between the melting temperature and the crystallization temperature of a particle of powder seeded by a mineral filler and for which the shell is made of PA6, PA12 or PA6/12.04-22-2010
20130040071CIRCUIT BOARD AND FABRICATION METHOD THEREOF - A method for fabricating a circuit board is provided. A non-conductive material layer is provided on a core substrate, wherein the non-conductive material layer comprises a dielectric material and catalytic particles. A recessed circuit structure is then formed in the non-conductive material layer with a laser beam. Simultaneously, the catalytic particles in the recessed circuit structure are activated with aid of the laser. A buried conductive structure is then formed in the recessed circuit structure by chemical copper deposition methods.02-14-2013
20100068410Cold Gas Spraying Method - A method for coating a workpiece by cold gas spraying is carried out using a cold gas spray nozzle which generates a particle jet that is directed onto the surface. Additional energy is introduced into the layer that is being formed by way of an electromagnetic energy source, e.g. a laser, which the energy introduced into the particles by the cold gas spray nozzle also contributes to forming the layer. The cold spraying process can be used flexibly as a result of the additional activation by way of electromagnetic radiation. Moreover, layers having a complicated structure, e.g. strip conductors, can be created with the aid of the laser without further processing. A coating unit includes a generator for electromagnetic radiation in addition to the cold gas spray nozzle and is therefore suitable for carrying out the novel method.03-18-2010
20090269509Method of Manufacturing Evaporation Donor Substrate and Method of Manufacturing Light-Emitting Device - It is an object to provide a method of manufacturing a light-emitting device, which improves use efficiency of an evaporation material and increases accuracy in forming an evaporated pattern by using an evaporation donor substrate by which a material layer to be a transfer layer is prevented from being excessively evaporated and a desired evaporated pattern can be formed. In a method of manufacturing an evaporation donor substrate, a first substrate which is an evaporation donor substrate is irradiated with first light (laser light) through a second substrate which is a mask substrate, whereby a material layer over the first substrate is patterned. In addition, in a method of manufacturing a light-emitting device, the first substrate provided with the material layer which is patterned by the above method is irradiated with second light, whereby the material layer can be evaporated onto a third substrate which is a deposition target substrate.10-29-2009
20110020563Carbon nanotube film composite structure, transmission electron microscope grid using the same, and method for making the same - The present invention relates to a method for making a carbon nanotube film composite structure. A carbon nanotube film structure and a dispersed solution are provided. The dispersed solution includes a solvent and an amount of graphene sheets dispersed in the solvent. The dispersed solution is applied on a surface of the carbon nanotube film structure. The solvent is removed. The present invention also relates to a method for making a transmission electron microscope grid and a method for making more than one transmission electron microscope grid.01-27-2011
20090233006Deposition Method and Manufacturing Method of Light-Emitting Device - A first substrate including, on one of surfaces, a light absorption layer having metal nitride and a material layer which is formed so as to be in contact with the light absorption layer is provided; the surface of the first substrate on which the material layer is formed and a deposition target surface of a second substrate are disposed to face each other; and part of the material layer is deposited on the deposition target surface of the second substrate in such a manner that irradiation with laser light having a repetition rate of greater than or equal to 10 MHz and a pulse width of greater than or equal to 100 fs and less than or equal to 10 ns is performed from the other surface side of the first substrate to selectively heat part of the material layer which overlaps with the light absorption layer.09-17-2009
20120237695METHOD AND APPARATUS FOR DEPOSITING A THIN FILM - A substrate is brought into close proximity with one or more gas injectors to deposit a thin film. As the substrate is moved horizontally along a predefined direction, it is injected with reactive gases and pyrolytically heated with a heating light focused on the substrate. To prevent photolytic reactions, the heating light source is preferably on the side of the substrate opposite to the side where the reactive gases are deposited. In some embodiments, this heating light source is supplemented by heating light sources on the same side of the substrate as the deposited reactive gases. The heating light source(s) has a wavelength to optimize absorption by the substrate or the deposited film layer.09-20-2012
20110129614EXTREME SYNTHESIS OF CRYSTALLINE AEROGEL MATERIALS FROM AMORPHOUS AEROGEL PRECURSORS - In one embodiment, a system includes a pressure cell adapted for enclosing a porous structure; an inert pressure medium within the pressure cell; and a heat source for heating the porous structure. In another embodiment, a composition of matter includes a crystalline porous structure having a density of about 30 to about 50 mg/cm06-02-2011
20110300306COAXIAL LASER ASSISTED COLD SPRAY NOZZLE - A cold spray nozzle assembly for applying a coating of particles to a substrate includes a nozzle defining an inner passage with a nozzle exit. The nozzle assembly also includes a particle supply member in communication with the inner passage. The particle supply member supplies the particles to flow and accelerate through the inner passage and out of the nozzle via the nozzle exit toward the substrate to be coated thereon. Furthermore, the nozzle assembly includes a laser that emits a laser beam that is transmitted through the inner passage. The laser heats at least one of the particles and the substrate to promote coating of the substrate with the particles.12-08-2011
20110287191PRODUCTION METHOD OF MULTILAYER PIECES COMPRISING INCLINED HOLES AND RESISTANT TO HIGH THERMAL STRESSES, AND USE OF THE METHOD FOR REPAIRING PIECES - One or more embodiments relate to a production method of multilayer pieces comprising holes having inclined axes and the pieces being resistant to high temperatures and having a bond sub-layer and a thermal barrier coating layer (TBC) comprising depositing the bond sub-layer on the substrate of the piece, depositing the TBC layer, depositing by plasma spraying of a variable or defined composition gradient layer between the TBC layer and the bond sub-layer after the depositing step of the bond sub-layer and drilling the holes via laser beam. A method for repairing a defective piece via the method is described.11-24-2011
20100034982MANUFACTURING METHOD OF THREE-DIMENSIONALLY SHAPED OBJECT - A method of manufacturing a three-dimensionally shaped object by irradiating a metallic material with light beams, wherein the metallic material is supplied at a high density to increase the density and the strength of the three-dimensionally shaped object. The method of manufacturing a three-dimensionally shaped object comprises: an irradiation step of irradiating a metal mesh (02-11-2010
20090311441FABRICATION METHOD OF MICRO-OPTICAL ELEMENTS USING PHOTOIMAGEABLE HYBRID MATERIALS - The present invention provides with a method for fabricating micro- optical elements comprising: forming a photoimageable hybrid coating layer containing oligo-siloxane containing a polymerizable organic functional group, a photoactive monomer capable of forming a polymer or/and a photochemical initiator monomer initiating polymerization by forming a dimer at the time of illuminating a light on a substrate; and forming a micro-optical element having the structure of a desired shape by illuminating a light on the photoimageable hybrid coating layer.12-17-2009
20090148622PROCESS FOR THE REPAIR AND RESTORATION OF DYNAMICALLY STRESSED COMPONENTS COMPRISING ALUMINIUM ALLOYS FOR AIRCRAFT APPLICATIONS - The present invention relates to a process for the repair and restoration of dynamically stressed components comprising aluminium alloys for aircraft applications in which (a) the base material from which the component to be repaired was manufactured is determined, (b) the component to be repaired is, if necessary, subjected to pre-treatment, (c) a spray material which has chemical, physical and mechanical properties comparable to those of the base material is selected, (d) coating parameters for the subsequent coating process are selected so that bonding within the layer to be applied is optimized, (e) the spray material is applied to the component to be repaired by means of cold gas spraying in order to replace material which has been removed by wear and pre-treatment, and (f) the coated component is after-treated in such a way that the original component geometry is restored. This process allows components for use in aircraft to be restored without additional process steps, in particular thermal process steps such as sintering, being necessary for this purpose.06-11-2009
20100189920METHOD FOR PRODUCING A COMPONENT WITH A NANOSTRUCTURED COATING - In a method for producing a component (07-29-2010
20100086702METHODS AND MATERIALS FOR LASER CLADDING - In a laser cladding, a diamond particulate is applied to the base material of an article that has been melted by an energy source such as a laser. The particulates are introduced into the molten material and allowed to settle as the article surface cools and solidifies. The diamond particulates function to increase the wear resistant characteristics of the article. In one embodiment, the diamond particulates are covered with a metallic veneer, which may be tungsten.04-08-2010
20120107522METHOD FOR PRODUCING FORMED CIRCUIT COMPONENT - Disclosed is a method for producing a formed circuit component, wherein the surface of a substrate is roughened by being irradiated with laser ray instead of being etched using a chemical agent, thereby assuring sufficient adhesive strength with an electroless plating. Specifically disclosed is a method for producing a formed circuit component, which comprises: a first step of forming a substrate (05-03-2012
20080311311Laser-Markable Compositions - A laser-markable composition comprises a pigment, a solvent and a conductive polymer that absorbs IR radiation. This can be used to mark a substrate, using a low-energy laser.12-18-2008
20080206482DROPLET JETTING APPLICATOR AND METHOD OF MANUFACTURING COATED BODY - The droplet jetting applicator includes an irradiator and a droplet jetting head. The irradiator is configured to irradiate, to a water-repellent film formed on a surface of an application target, a light beam for removing the water-repellent film. The droplet jetting head is configured to jet a droplet to each of multiple hydrophilic regions of the surface of the application target, each of the hydrophilic regions being exposed to the outside in a dot shape by removing the water-repellent film.08-28-2008
20090286007METHODS AND APPARATUS FOR FORMING A PART AT A LOCATION ON A WORKPIECE - This invention relates to methods and apparatus performing a part at a location on the workpiece. In particular the object is to form a bund to contain a powder around a forming part. In different aspects the retained powder may not be heated above half its melting point and/or the powder dispensing systems may include a delivery hopper which can be translated across a flat area and carries the recoater blade on the hopper.11-19-2009
20080280064MARKING COMPOSITION AND INFORMATION DISPLAY METHOD - A marking composition comprises an inorganic pigment having an average diameter of o.1 to 5 μm and a titanium-containing ceramic resin. The composition exhibits excellent concealing properties and heat resistance and produces a high definition marking with high contrast and excellent discrimination capability when applied to the surface of an article.11-13-2008
20080292808METHOD OF PRODUCING COMPOUND NANORODS AND THIN FILMS - A method of producing compound nanorods and thin films under a controlled growth mode is described. The method involves ablating compound targets using an ultrafast pulsed laser and depositing the ablated materials onto a substrate. When producing compound nanorods, external catalysts such as pre-deposited metal nanoparticles are not involved. Instead, at the beginning of deposition, simply by varying the fluence at the focal spot on the target, a self-formed seed layer can be introduced for nanorods growth. This provides a simple method of producing high purity nanorods and controlling the growth mode. Three growth modes are covered by the present invention, including nanorod growth, thin film growth, and nano-porous film growth.11-27-2008
20110223352Method of making a keycap structure - A method of making a keycap structure including steps of colored plastic body formation, final coating spraying, baking, laser engraving, transparent layer covering, and finishing. Through the aforesaid steps, at least a colored plastic body is pre-formed. The colored plastic body has a to-be-processed surface. The to-be-processed surface is spray-coated with a final coating. The colored plastic body and the final coating are baked to allow the final coating to harden on the to-be-processed surface. The final coating is processed by a laser beam to format least a hollowed portion. The hollowed portion of the final coating and the correspondingly exposed to-be-processed surface together constitute at least a pattern portion. The pattern portion and the final coating are covered with a transparent layer to protect the pattern portion and the final coating, and a keycap structure is finished from the colored plastic body.09-15-2011
20110229653METHOD OF MAKING A LASER ENGRAVED EMBOSSING ROLL - The present invention is a laser engravable embossing roll exhibiting improved wear characteristics and life span through the use of an epoxy resin based material Specifically, the embossing roll according to the present invention can be produced using standard laser engraving techniques that have heretofore been applied to rubbers. Rubber rolls, while produced significantly faster than engraved steel rolls, have the disadvantage of poor life span due to wear. The epoxy based resin rolls of the present invention overcome these disadvantages by being quickly and easily produced using laser engraving but exhibiting significantly improved wear characteristics.09-22-2011
20130136868SELECTIVE LASER MELTING / SINTERING USING POWDERED FLUX - An additive manufacturing process (05-30-2013
20100062179Coating Method Using Plasma Shock Wave and Method for Manufacturing Coated Substance - Disclosed is a coating method using a plasma shock wave, the method including the steps of: irradiating a pulse laser to a first surface of a mixed layer obtained by mixing powders and resin to generate a plasma, the mixed layer being formed on a second surface of a substance to be coated; striking the powders on the second surface by using a shock wave of the plasma; and forming a coat of the powders on the second surface.03-11-2010
20100055343Donor substrate for laser induced thermal imaging and method of fabricating organic light emitting diode using the same - Provided are a donor substrate for laser induced thermal imaging (LITI) and a method of fabricating an organic light emitting diode (OLED) using the same, which can prevent a transferred emission layer from being damaged by heat and thus prevent wrinkles from forming on the surface thereof. The donor substrate includes a base layer, a light-to-heat conversion layer disposed on the base layer, a first transfer layer disposed on the light-to-heat conversion layer and including an organic layer, an inorganic layer, or a double layer thereof, and a second transfer layer disposed on the first transfer layer and including an emission layer. The first transfer layer has an absolute value of lowest unoccupied molecular orbital energy level of 2.6 to 3.0 eV and a band gap energy of 2.8 to 3.4 eV.03-04-2010
20110076419METHOD FOR DEVELOPING FINE GRAINED, THERMALLY STABLE METALLIC MATERIAL - A method for developing fine grained, thermally stable metallic material in which friction stir welding or friction stir processing is performed along at least a portion of the material. Thereafter, a thin layer is removed from either side, or both sides of the material to eliminate the origin of abnormal grain growth occurring when the friction stir welded or friction stir processed material is subjected to subsequent hot forming processes. A sheet of extraneous material is optionally attached to either side, or both sides of the material prior to the friction stir welding or friction stir processing, and this extraneous material is removed after the friction stir welding or friction stir processing. A layer containing pinning particles or a sheet of extraneous material containing pinning particles is further optionally introduced on either side, or both sides of the material prior to the friction stir processing.03-31-2011
20120148758METHOD OF CARBO-NITRIDING ALUMINA SURFACES - The method of carbo-nitriding alumina surfaces is a process for applying a carbo-nitride coating to an alumina or alumina-based composite surface. The method involves the step of applying a phenolic resin to the alumina surface in a thin, uniform film. The resin-coated alumina surface is maintained in a controlled chamber at about 8 bar pressure at a temperature of about 175° C. for about 2 hours. The surface is then heated at about 400° C. for several hours in an argon atmosphere. This converts the phenolic resin to carbon. The carbon coated alumina surface is then scanned by a laser beam while applying nitrogen under pressure. The end result is the conversion of the alumina at the surface to aluminum carbo-nitride, the oxygen being released in the form of carbon dioxide.06-14-2012
20090181184Method for Reducing Thin Films on Low Temperature Substrates - A method for producing an electrically conductive thin film on a substrate is disclosed. Initially, a reducible metal compound and a reducing agent are dispersed in a liquid. The dispersion is then deposited on a substrate as a thin film. The thin film along with the substrate is subsequently exposed to a pulsed electromagnetic emission to chemically react with the reducible metal compound and the reducing agent such that the thin film becomes electrically conductive.07-16-2009
20110135840METHOD FOR PRODUCING A COMPONENT THROUGH SELECTIVE LASER MELTING AND PROCESS CHAMBER SUITABLE THEREFOR - A component is produced through selective laser melting of a powder material in a process chamber using a laser which is also used for producing coating areas of the component. The coating areas have a composition that differs from the composition of the powder material. This is accomplished by intermittently introducing a reactive gas that reacts with the powder material or that produces a material on the component from the precursors present in the reactive gas. In the process chamber, a feed line may be provided for introducing the reactive gas close to the laser.06-09-2011
20080226836CLATHRATE COMPOUNDS AND METHOD OF MANUFACTURING - The present invention comprises new materials, material structures, and processes of fabrication of such that may be used in technologies involving the conversion of light to electricity and/or heat to electricity, and in optoelectronics technologies. The present invention provide for the fabrication of a clathrate compound comprising a type II clathrate lattice with atoms of silicon and germanium as a main framework forming lattice spacings within the framework, wherein the clathrate lattice follows the general formula Si09-18-2008
20100285236Method of carbo-nitriding alumina surfaces - The method of carbo-nitriding alumina surfaces is a process for applying a carbo-nitride coating to an alumina or alumina-based composite surface. The method involves the step of applying a phenolic resin to the alumina surface in a thin, uniform film. The resin-coated alumina surface is maintained in a controlled chamber at about 8 bar pressure at a temperature of about 175° C. for about 2 hours. The surface is then heated at about 400° C. for several hours in an argon atmosphere. This converts the phenolic resin to carbon. The carbon coated alumina surface is then scanned by a laser beam while applying nitrogen under pressure. The end result is the conversion of the alumina at the surface to aluminum carbo-nitride, the oxygen being released in the form of carbon dioxide.11-11-2010
20100124619SOLAR CELL METALLIZATION USING INLINE ELECTROLESS PLATING - Inline methods for forming a photovoltaic cell electrode structure, wherein the photovoltaic cell includes a semiconductor substrate having a passivation layer thereon, includes providing a plurality of contact openings through the passivation layer to the semiconductor substrate, selectively plating a contact metal into the plurality of contact openings by printing electroless plating solution into the plurality of contact openings to deposit the contact metal, depositing a metal containing material on the deposited contact metal, and firing the deposited contact metal and the deposited metal containing material. The metal containing material may include a paste containing a silver or silver alloy along with a glass frit and is substantially free to completely free of lead. The methods may also use light activation of the passivation layer or use seed layers to assist in the plating.05-20-2010
20120064258METHOD FOR MANUFACTURING CARBON NANOTUBES - A method for manufacturing carbon nanotubes includes providing a substrate having a first surface and a second surface opposite to the first surface, forming a catalyst film on the first surface of the substrate, wherein the catalyst film comprises a carbonaceous material, flowing a mixture of a carrier gas and a carbon source gas across the catalyst film, and irradiating a focused laser beam on the substrate to grow a carbon nanotube array from the substrate.03-15-2012
20110104396SUBSTRATE LASER OXIDE REMOVAL PROCESS FOLLOWED BY ELECTRO OR IMMERSION PLATING - Method of ablating the surface of a substrate including providing a dry substrate and an electrolyte source, ablating the surface of the dry substrate to at least partially remove a native oxide layer, and immersing the ablated dry substrate in the electrolyte source, in which the dry substrate is ablated prior to being introduced into the electrolyte source. Also provided is a method of ablating the surface of a substrate that includes providing a dry substrate and an electrolyte, depositing a portion of the electrolyte on the substrate at a thickness of less than 10 microns and ablating the surface of the substrate with the electrolyte applied thereon. System for use in the ablation of the surface of a substrate are also provided.05-05-2011
20110104395FILM DEPOSITION APPARATUS, FILM DEPOSITION METHOD, AND STORAGE MEDIUM - In a film deposition apparatus where bis (tertiary-butylamino) silane (BTBAS) gas is adsorbed on a wafer and then O05-05-2011
20100247801Method of Production of Graphene - The present invention relates to a method of production of graphene comprising the following stages respectively: 09-30-2010
20100291318Laser gas assisted nitriding of alumina surfaces - Laser gas assisted nitriding of alumina surfaces is a process for applying a nitride coating to an alumina or alumina-based composite surface. The method involves the step of applying a phenolic resin to the alumina surface in a thin, uniform film. The resin-coated alumina surface is maintained in a controlled chamber at about 8 bar pressure at a temperature of about 175° C. for about 2 hours. The surface is then heated at about 400° C. for several hours in an argon atmosphere. This converts the phenolic resin to carbon. The carbon coated alumina surface is then scanned by a 2 kW laser beam while applying nitrogen under pressure. The end result is the conversion of the alumina at the surface to aluminum nitride, the oxygen being released in the form of carbon dioxide.11-18-2010
20120082801METHOD OF LASER TREATING Ti-6AI-4V TO FORM SURFACE COMPOUNDS - The method of laser treating Ti-6Al-4V to form surface compounds is a method of forming barrier layers on surfaces of Ti-6Al-4V workpieces. The Ti-6Al-4V workpiece is first cleaned and then a water-soluble phenolic resin is applied to at least one surface of the Ti-6Al-4V workpiece. The Ti-6Al-4V workpiece and the layer(s) of water soluble phenolic resin are then heated to carbonize the phenolic resin, thus forming a carbon film on the at least one surface. TiC particles are then inserted into the carbon film. Following the insertion of the TiC particles, a laser beam is scanned over the at least one surface of the Ti-6Al-4V workpiece. A stream of nitrogen gas is sprayed on the surface of the Ti-6Al-4V workpiece coaxially and simultaneously with the laser beam at a relatively high pressure, thus forming a barrier layer of TiC04-05-2012
20120321814METHOD OF FORMING HOLE FOR INTERLAYER CONNECTION CONDUCTOR, METHOD OF PRODUCING RESIN SUBSTRATE AND COMPONENT-INCORPORATED SUBSTRATE, AND RESIN SUBSTRATE AND COMPONENT-INCORPORATED SUBSTRATE - A high quality component-incorporated substrate achieves a sufficient connection between an in-plane electrode and an interlayer connection conductor at low cost. A method of forming a hole for an interlayer connection conductor of a resin substrate includes a step of forming an in-plane electrode in a core substrate, a step of forming a light reflective conductor for reflecting a laser beam applied on the in-plane electrode in a later step, a step of forming a resin layer so as to cover the core substrate, the in-plane electrode and the light reflective conductor, and a step of forming a hole for the interlayer connection conductor by removing the resin layer on the light reflective conductor through the use of a laser beam.12-20-2012
20120276304METHOD FOR REPAIRING A TITANIUM BLADE BY LASER RECHARGING AND MODERATE HIP PRESSING - A method for repairing a metal part by recharging damaged parts by spraying a powder of metal onto the metal part, wherein the process includes laser recharging the damaged parts using the powder, followed by hot isostatic compression, the maximum temperature applied during the isostatic compression not exceeding the recrystallization temperature of the metal.11-01-2012
20090286008Laser-produced porous surface - A method of fabricating a porous or partially porous three-dimensional metal article for use as a tissue ingrowth surface on a prosthesis. The porous article is formed using direct laser remelting in a cross section of a layer of metallic powder on a build platform without fusing thereto. The power, speed, spot size and beam overlap of the scanning laser is coordinated so that a predetermined porosity of the metallic powder can be achieved. Laser factors also vary depending from the thickness of the powder layer, type of metallic powder and size and size distribution of the powder particles. Successive depositing and remelting of individual layers are repeated until the article is fully formed by a layer-by-layer fashion. In an additional embodiment, a first layer of metallic powder may be deposited on a solid base or core and fused thereto.11-19-2009
20110236596CORROSION INHIBITING COATINGS CONTROLLABLE BY ELECTROMAGNETIC IRRADIATION AND METHODS FOR CORROSION INHIBITION USING THE SAME - A corrosion inhibiting coating includes a primer layer having incorporated therein corrosion inhibitor-loaded containers which release a corrosion inhibitor in response to electromagnetic irradiation; and a container-free protective top layer which, when intact, prevents spontaneous opening of the containers in the primer layer induced by electromagnetic irradiation, wherein the coating-releases an inhibitor in response to electromagnetic irradiation if the protective top layer contains defective areas which enable direct exposure of the containers to the electromagnetic irradiation.09-29-2011
20130149464METHOD OF MANUFACTURING CIRCUIT BOARD - A method of manufacturing a circuit board, the method includes: forming a capacitive device and a short-circuit section with use of a capacitive device material including a dielectric film and a conductive film in this order on metallic foil, the capacitive device including a first electrode layer and a second electrode layer with the dielectric film interposed therebetween, and the short-circuit section short-circuiting the first electrode layer and the second electrode layer; forming an upper-layer wiring above the capacitive device and the short-circuit section; and removing or cutting the short-circuit section after the forming of the upper-layer wiring.06-13-2013
20100316813CARBON NANO-TUBE FILM WITH A TRANSFORMED SUBSTRATE STRUCTURE AND A MANUFACTURING METHOD THEREOF - A carbon nanotube (CNT) film having a transformed substrate structure and a manufacturing method thereof. The CNT film includes a transparent substrate, a plurality of three-dimensional (3D) structures formed distant from each other on the transparent substrate, and carbon nanotubes (CNTs) deposited on the transparent substrate where the plurality of 3D structures is not formed. The method includes forming a plurality of 3D structures distant from each other on a transparent substrate, and depositing a CNT solution on the substrate with the plurality of 3D structures formed thereon, wherein the CNT solution is deposited into a portion of the transparent substrate where the 3D structures are not formed. Thus, the deposition mechanism of the CNT solution is controlled to thereby increase the transparency of the CNT film and the electrical conductivity of an electrode including the CNT film.12-16-2010
20130202812DONOR SUBSTRATE AND METHOD OF MANUFACTURING DISPLAY - A method in which donor material is used in forming a light emitting layer by forming a transfer layer containing light emission material, irradiating a radiation ray to the transfer layer while the transfer layer and a substrate to be transferred face each other, and sublimating or vaporizing the transfer layer so that the transfer layer is transferred to the substrate to be transferred. The donor material includes: a base; a photothermal conversion layer arranged on the base; and a heat interfering layer arranged between the base and the photothermal conversion layer, and including two or more layers with refraction index different from each other.08-08-2013

Patent applications in class Laser

Patent applications in all subclasses Laser