APPLIED NANOTECH HOLDINGS, INC. Patent applications |
Patent application number | Title | Published |
20150155127 | CARBON NANOTUBE-BASED ION SOURCE FOR PARTICLE GENERATOR - A neutron generator includes carbon nanotubes that function as the anode and provide deuterium storage. The ionization source includes a layer of carbon nanotubes that provides a pulse of deuterium ions through field-induced desorption and ionization of deuterium atoms on the surface or retained in the bore of the nanotubes. A high-yield (>10 | 06-04-2015 |
20150068270 | Background Cancellation with Electronic Noses - A method and apparatus for background cancellation for electronic noses to make automated aroma analysis practical in complex field environments. The system and methods compensate for background contaminants while automatically emphasizing all constituents, be they chemically identified or not, which represent information content in the sample being tested. | 03-12-2015 |
20150047882 | Graphitic Substrates with Ceramic Dielectric Layers - Different kinds of printing pastes or inks are utilized in various combinations to develop multiple ceramic dielectric layers on graphitic substrates in order to create effective dielectric ceramic layers that combine good adhesion to both graphitic substrates and printed copper traces, and strong insulating capability. The pastes or inks may comprise a high thermal conductivity powder. | 02-19-2015 |
20150045478 | Polymer Composites with Silicon Dioxide Particles - Silicon dioxide particles can reinforce the mechanical properties of an epoxy matrix. Combining carbon nanotubes with the icon dioxide particles to co-reinforce the epoxy matrix achieves increases in compression strength, flexural strength, compression modulus, and flexural modulus. Such composites have increased mechanical properties over that of neat epoxy. | 02-12-2015 |
20150040388 | Application of Dielectric Layer and Circuit Traces on Heat Sink - A dielectric layer is directly applied onto the surface of a heat sink part. For example, the composition for making the dielectric layer may be made into a paste or ink and then printed as a paste or ink, or applied with some other equivalent method, such as a lamination technique. The electrical circuit traces are then printed in a similar fashion onto the dielectric layer in the required pattern for whatever circuitry is to be applied. That circuitry (e.g., circuit elements) is then attached to the electrical traces as needed for the particular application. | 02-12-2015 |
20140370310 | COPPER PARTICULATE DISPERSION, CONDUCTIVE FILM FORMING METHOD AND CIRCUIT BOARD - An object is to provide the formulation of a copper particulate dispersion in which copper particulates are dispersed. | 12-18-2014 |
20140367622 | DISPLAY MEDIUM AND COLOR REFLECTIVE INKS - Reflective color inks are used, such as for signage applications and as an electronic display medium and material. The reflective color inks comprise a core-shell particle that includes a core particle coated with a molecular surface coating. One example of such a particle is using a core of a polystyrene type of material that has a relatively low refractive index, with a high reflective index acrylic copolymer added as the shell material. | 12-18-2014 |
20140216942 | Carbon-Metal Thermal Management Substrates - A method of manufacturing a thermal management hybrid article includes electroplating a copper layer on a graphitic layer, adhering the copper-plated graphitic layer to a plate of aluminum with a nano-copper paste to form a substrate, heating the substrate in a forming gas at a temperature less than 500° C. to melt to recrystallize the nano-copper paste, and cooling the substrate after the heating. A method of manufacturing a thermal management hybrid article includes electroplating a copper layer on a graphitic layer, electroplating copper on a plate of aluminum, and soldering the copper-plated layer on the graphitic layer to the copper-plated plate of aluminum. A method of manufacturing a thermal management hybrid article also includes electroplating a copper layer on a graphitic layer and immersing the copper-plated graphitic layer in molten aluminum to cast the an aluminum layer on the copper layer. | 08-07-2014 |
20140216799 | CONDUCTIVE FILM FORMING METHOD, COPPER PARTICULATE DISPERSION AND CIRCUIT BOARD - An object is to provide a conductive film forming method which can form a conductive film having low electric resistance on a base material by utilizing photo sintering even when the base material has low heat resistance. A conductive film forming method is a method in which a conductive film is formed on a base material, and the method includes the steps of forming a film composed of copper particulates on a base material, subjecting the film to photo sintering, and applying plating to the photo-sintered film. Whereby, it is possible to form a conductive film on a base material by lowering irradiation energy of light in photo sintering even when the base material has low heat resistance. Since the conductive film includes a plated layer, electric resistance decreases. | 08-07-2014 |
20140216798 | COPPER PARTICULATE DISPERSION, CONDUCTIVE FILM FORMING METHOD AND CIRCUIT BOARD - An object is to provide a copper particulate dispersion which is suited to discharge in the form of droplets. | 08-07-2014 |
20140057428 | BUFFER LAYER FOR SINTERING - A layer of material having a low thermal conductivity is coated over a substrate. A film of conductive ink is then coated over the layer of material having the low thermal conductivity, and then sintered. The film of conductive ink does not absorb as much energy from the sintering as the film of conductive ink coated over the layer of material having the low thermal conductivity. The layer of material having the low thermal conductivity maybe a polymer, such as polyimide. | 02-27-2014 |
20130129935 | Highly Transparent and Electrically Conductive Substrate - A highly transparent and electrically conductive substrate is made by applying a conductive mesh over a transparent substrate, depositing a UV-curable transparent material over the conductive mesh and the transparent substrate, and exposing the UV-curable transparent material to a directional UV light from a UV light source positioned so that the UV light emitted from the UV light source travels through the transparent substrate before being received by the UV-curable transparent material, wherein the UV-curable transparent material is cured in response to exposure from the UV light except for those portions of the UV-curable transparent material masked from exposure to the UV light by the conductive mesh. Uncured portions of the UV-curable transparent material are removed, and a transparent conductive material layer is deposited over the cured UV-curable transparent material and conductive mesh. | 05-23-2013 |
20130066349 | STIMULATED VOC CHARACTERIZATION - An electronic odor sensor is used in conjunction with a surgical tool, for example when wounds are cleansed to remove dead tissue and exudates, known clinically as debridement. The surgical tool will atomize substrate tissues and thereby mechanically generate vapors that can be sensed. Abrasion will likewise atomize substrate tissues liberating odors. Air near the surgical tool is collected and fed into the electronic odor sensor. The odor is analyzed by the sensor and a signal fed back based on the analysis. | 03-14-2013 |
20130059947 | CARBON NANOTUBE-REINFORCED NANOCOMPOSITES - Carbon nanotubes (CNTs) are so long that they cannot be penetrated inbetween carbon fibers during a prepreg preparation process, and are shortened in order for them not to be filtered out by the carbon fibers. This results in a huge improvement of the mechanical properties (flexural strength and flexural modulus) compared with neat epoxy. | 03-07-2013 |
20130037311 | FUNCTIONALIZATION OF THERMAL MANAGEMENT MATERIALS - A base material or composite material such as graphite, may be combined with another material, such as aluminum oxide or polyimide, to produce a new insulating thermal management material. The base material may be impregnated with another metal to create a composite base material. | 02-14-2013 |
20130017647 | SURFACE-MODIFIED NANOPARTICLE INK FOR PHOTOVOLTAIC APPLICATIONS - Described herein is a novel material that easily penetrates silicon nitride-based anti-reflective coatings, forming a high quality electrical contact. A method for metallization on a solar cell includes depositing a passivation layer on a silicon substrate of a solar cell, depositing derivatized metal particles onto the passive layer, heating the substrate of the solar cell to migrate surface coatings from the derivatized metal particles onto the passivation layer creating a diffusion Channel through passivation layer to the silicon substrate, and as the metal particles melt due to the heating on the substrate, the melted metal diffuses through the diffusion channel forming a metallic content with the silicon substrate. | 01-17-2013 |
20120289112 | CARBON NANOTUBE REINFORCED ADHESIVE - Improved mechanical properties of carbon nanotube (CNT)-reinforced polymer adhesive matrix nanocomposites are obtained by functionalizing the CNTs with a compound that bonds well to an epoxy matrix. The particles sufficiently improve mechanical properties of the nanocomposites, such as flexural strength and modulus. | 11-15-2012 |
20120288991 | BURNTHROUGH FORMULATIONS - For solar cell fabrication, the addition of precursors to printable media to assist etching through silicon nitride or silicon oxide layer thus affording contact with the substance underneath the nitride or oxide layer. The etching mechanism may be by molten ceramics formed in situ, fluoride-based etching, as well as a combination of the two. | 11-15-2012 |
20120266653 | ANALYSIS OF GASES - Systems and techniques for the analysis of gases for medical purposes are described. In one aspect, a system includes a sample collector to collect a physical sample associated with an individual and present a gas sample for analysis, a gas analysis device to analyze the gas sample presented by the sample collector to determine a concentration of one or more non-aqueous gases in the gas sample, a data storage device that includes information reflecting a correlation between concentration of the one or more non-aqueous gases in the gas sample and a disease state, and a data analysis device to determine a medical condition of the individual based on the concentration of one or more non-aqueous gases in the gas sample and the information. | 10-25-2012 |
20120237767 | COMPOSITE COATING FOR STRINGS - A buffer layer is used to coat on the multi-filament wrapped string to fill the gaps. The polymers of the buffer-layer coating have a high melt-flow (low viscosity) during coating process to fill all the gaps between the filaments, and the filaments are fixed by the coatings onto base core materials. An outer protective coating is applied, which may comprise a composite nylon, clay nanoparticles, carbon nanotubes, an impact modifier, or any combination of the foregoing. | 09-20-2012 |
20120147448 | ELECTROCHROMIC DEVICE - A method for manufacturing an electrochromic window positions a pattern of conductive lines over a first transparent substrate, a transparent conductive film over the pattern of conductive lines and first transparent substrate, and an electrochromic layer over the transparent conductive film, wherein the transparent conductive layer is a physical barrier separating the electrochromic layer from the pattern of conductive lines. The first transparent substrate may be flexible. The pattern of conductive lines and transparent conductive film may be deposited and processed at a temperature less than 180 degrees C. The pattern of conductive lines may be deposited on the first transparent substrate by printing techniques. | 06-14-2012 |
20120142140 | NANOPARTICLE INKS FOR SOLAR CELLS - In a process for producing a solar cell, a sintering process performed on a nickel nanoparticle ink forms nickel silicide to create good adhesion and a low electrical ohmic contact to a silicon layer underneath, and allows for a subsequently electroplated metal layer to reduce electrode resistances. The printed nickel nanoparticles react with the silicon nitride of the antireflective layer to form conductive nickel silicide. | 06-07-2012 |
20110300305 | MECHANICAL SINTERING OF NANOPARTICLE INKS AND POWDERS - Nanoparticle inks and powders are sintered using an applied mechanical energy, such as uniaxial pressure, hydrostatic pressure, and ultrasonic energy, which may also include applying a sheer force to the inks or powders in order to make the resultant film or line conductive. | 12-08-2011 |
20110286876 | THERMAL MANAGEMENT COMPOSITE MATERIALS - Graphite aluminum composites for use in thermal management applications, such as heat sinks, are manufactured using pressure molds. The materials may be mixed previous to insertion into the mold, or can be mixed within the mold. Further, graphitic particles, such as graphitic needle coke surfaces, can be coated with the aluminum before the mold process is performed. Further, ceramic sheets can be inserted into the mixture before the mold process is performed so that the molded material can then be sliced to provide a carbon aluminum composite plate with a ceramic sheet on one of its surfaces. | 11-24-2011 |
20110217809 | INKS AND PASTES FOR SOLAR CELL FABRICATON - A silicon solar cell is formed with an N-type silicon layer on a P-type silicon semiconductor substrate. An antireflective and passivation layer is deposited on the N-type silicon layer, and then an aluminum ink composition is printed on the back of the silicon wafer to form the back contact electrode. The back contact electrode is sintered to produce an ohmic contact between the electrode and the P-type silicon layer. The aluminum ink composition may include aluminum powders, a vehicle, an inorganic polymer, and a dispersant. Other electrodes on the solar cell can be produced in a similar manner with the aluminum ink composition. | 09-08-2011 |
20110160346 | DISPERSION OF CARBON NANOTUBES BY MICROFLUIDIC PROCESS - Improved mechanical properties of carbon nanotube (CNT)-reinforced polymer matrix nanocomposites are obtained by functionalizing the CNTs with a compound that bonds well to an epoxy matrix before dispersing the solution using a microfluidic process. Well-dispersed particles are obtained that sufficiently improve mechanical properties of the nanocomposites, such as flexural strength and modulus. The resulting composite material is used for coatings on marine vessels. | 06-30-2011 |
20100285212 | COMPOSITES - Improved mechanical properties of either clay or carbon nanotube (CNT)-reinforced polymer matrix nanocomposites are obtained by pre-treating nanoparticles and polymer pellets prior to a melt compounding process. The clay or CNTs are coated onto the surfaces of the polymer pellets by a milling process. The introduction of moisture into the mixture of the nanoparticles and the polymer pellets results in the nanoparticles more easily, firmly, and thoroughly coating onto the surfaces of the polymer pellets. | 11-11-2010 |
20100127167 | ATMOSPHERIC PRESSURE ION TRAP - An ion trap instrument working at atmospheric pressure, which alleviates requirements of bulky, power consuming vacuum pumps. Traps can accumulate selected ion species, effectively concentrating the analyte of interest and allowing laser spectroscopy to be performed. This lowers the detection threshold of this instrument compared to others and increases the selectivity. | 05-27-2010 |
20100109510 | FUNCTIONALIZED CARBON NANOTUBES - Carbon nanotubes are grown on a first substrate. The CNTs grown on the first substrate are immersed in a biological solution at a predetermined depth to functionalize ends of the CNTs with a biological molecule. The functionalized CNTs are harvested from the first substrate. A second substrate is functionalized with a complementary biological modification, which is a complementary binding partner to the biological molecule functionalized to the ends of the CNTs. The functionalized CNTs are attached to the second substrate by way of the complementary binding partner. | 05-06-2010 |
20100102245 | PHOTOCATHODE WITH NANOMEMBRANE - Optical beam modulation is accomplished with the aid of a semiconductive nanomembrane, such as a silicon nanomembrane. A photocathode modulates a beam of charged particles that flow between the carbon nanotube emitter and the anode. A light source, or other source of electromagnetic radiation, supplies electromagnetic radiation that modulates the beam of charged particles. The beam of charged particles may be electrons, ions, or other charged particles. The electromagnetic radiation penetrates a silicon dioxide layer to reach the nanomembrane and varies the amount of available charge carriers within the nanomembrane, thereby changing the resistance of the nanomembrane. As the resistance of the nanomembrane changes, the amount of current flowing through the beam may also change. | 04-29-2010 |
20100000762 | METALLIC PASTES AND INKS - A metallic composition including a solvent and a plurality of metal nanoparticles dispersed therein is formulated such that curing of the metallic composition on a substrate provides a metallic conductor with a resistivity of about 5×10 | 01-07-2010 |
20090311440 | PHOTO-CURING PROCESS FOR METALLIC INKS - A solution of metal ink is mixed and then printed or dispensed onto the substrate using the dispenser. The film then is dried to eliminate water or solvents. In some cases, a thermal curing step can be introduced subsequent to dispensing the film and prior to the photo-curing step. The substrate and deposited film can be cured using an oven or by placing the substrate on the surface of a heater, such as a hot plate. Following the drying and/or thermal curing step, a laser beam or focused light from the light source is directed onto the surface of the film in a process known as direct writing. The light serves to photo-cure the film such that it has low resistivity. | 12-17-2009 |
20090286383 | TREATMENT OF WHISKERS - A photo-curing or photosintering process is utilized to modify, reduce or eliminate whiskers or nanowires growing on a material surface. | 11-19-2009 |
20090274833 | METALLIC INK - A metallic ink including a vehicle, a multiplicity of copper nanoparticles, and an alcohol. The conductive metallic ink may be deposited on a substrate by methods including inkjet printing and draw-down printing. The ink may be pre-cured and cured to form a conductor on the substrate. | 11-05-2009 |
20090261186 | ELECTROSTATIC ATOMIZING FUEL INJECTOR USING CARBON NANOTUBES - Use of carbon nanotubes (CNTs) in a charge injector to assist in atomizing fuel for engine applications. A CNT charging unit is positioned in front of a fuel injector. A voltage is applied on a CNT coated mesh to charge the fuel stream when it passes. Then the charged stream goes through a grounded metal cage. The fuel is thereby electrostatically charged causing repulsive forces on surfaces of liquid in the fuel resulting in the liquid splitting into droplets. | 10-22-2009 |
20090242854 | ADDITIVES AND MODIFIERS FOR SOLVENT- AND WATER-BASED METALLIC CONDUCTIVE INKS - A conductive ink includes metallic nanoparticles, a polymeric dispersant, and a solvent. The polymeric dispersant may be ionic, non-ionic, or any combination of ionic and non-ionic polymeric dispersants. The solvent may include water, an organic solvent, or any combination thereof. The conductive ink may include a stabilizing agent, an adhesion promoter, a surface tension modifier, a defoaming agent, a leveling additive, a rheology modifier, a wetting agent, an ionic strength modifier, or any combination thereof. | 10-01-2009 |
20090123343 | AIR HANDLER AND PURIFIER - A system that captures and eliminates indoor pollutants and chemical and biological agents within a HVAC system by breaking down the pollutants and chemical and biological threats into non-hazardous molecules. The surface area created by crystalline titanium dioxide nano-structures results in highly effective elimination rates when catalytic ionization by UV exposure occurs. The catalyst is activated with UVA light. | 05-14-2009 |
20090095704 | PATTERNING CNT EMITTERS - An industrial scale method for patterning nanoparticle emitters for use as cathodes in a display device is disclosed. The low temperature method can be practiced in high volume applications, with good uniformity of the resulting display device. The method steps involve deposition of CNT emitter material over an entire surface of a prefabricated composite structure, and subsequent removal of the CNT emitter material from unwanted portions of the surface using physical methods. | 04-16-2009 |
20090090170 | ETCH RESISTANT GAS SENSOR - A gas sensor for sensing chemical gases utilizes a metal oxynitride as the sensing material, which changes its conductivity when exposed to the analyte gas. The change in conductivity is measured for the sensor output. The metal may be either tungsten or molybdenum. | 04-09-2009 |
20090058431 | ETCH RESISTANT GAS SENSOR - A gas sensor for sensing noxious chemical gases utilizes metal nitrides, metal oxynitrides, metal carbides or metal oxycarbides as the sensing material, which changes its conductivity when exposed to the analyte gas. The change in conductivity is measured for the sensor output. | 03-05-2009 |
20090035570 | CARBON NANOTUBE-REINFORCED NANOCOMPOSITES - Carbon nanotubes (CNTs) are so long that they cannot be penetrated inbetween carbon fibers during a prepreg preparation process, and are shortened in order for them not to be filtered out by the carbon fibers. This results in a huge improvement of the mechanical properties (flexural strength and flexural modulus) compared with neat epoxy. | 02-05-2009 |