Patent application number | Description | Published |
20150225490 | AMORPHOUS PROPYLENE-ETHYLENE COPOLYMERS - Amorphous propylene-ethylene copolymers are described herein that can include high amounts of ethylene and exhibit desirable softening points and needle penetrations. The desirable combinations of softening points and needle penetrations in these propylene-ethylene copolymers allow them to have a broad operating window. Due their broad operating window, the propylene-ethylene copolymers can be utilized in a wide array of applications and products, including hot melt adhesives. | 08-13-2015 |
20150225619 | AMORPHOUS PROPYLENE-ETHYLENE COPOLYMERS - Amorphous propylene-ethylene copolymers are described herein that can include high amounts of ethylene and exhibit desirable softening points and needle penetrations. The desirable combinations of softening points and needle penetrations in these propylene-ethylene copolymers allow them to have a broad operating window. Due their broad operating window, the propylene-ethylene copolymers can be utilized in a wide array of applications and products, including hot melt adhesives. | 08-13-2015 |
20150225620 | AMORPHOUS PROPYLENE-ETHYLENE COPOLYMERS - Amorphous propylene-ethylene copolymers are described herein that can include high amounts of ethylene and exhibit desirable softening points and needle penetrations. The desirable combinations of softening points and needle penetrations in these propylene-ethylene copolymers allow them to have a broad operating window. Due their broad operating window, the propylene-ethylene copolymers can be utilized in a wide array of applications and products, including hot melt adhesives. | 08-13-2015 |
20150225621 | AMORPHOUS PROPYLENE-ETHYLENE COPOLYMERS - Amorphous propylene-ethylene copolymers are described herein that can include high amounts of ethylene and exhibit desirable softening points and needle penetrations. The desirable combinations of softening points and needle penetrations in these propylene-ethylene copolymers allow them to have a broad operating window. Due their broad operating window, the propylene-ethylene copolymers can be utilized in a wide array of applications and products, including hot melt adhesives. | 08-13-2015 |
20150225622 | AMORPHOUS PROPYLENE-ETHYLENE COPOLYMERS - Amorphous propylene-ethylene copolymers are described herein that can include high amounts of ethylene and exhibit desirable softening points and needle penetrations. The desirable combinations of softening points and needle penetrations in these propylene-ethylene copolymers allow them to have a broad operating window. Due their broad operating window, the propylene-ethylene copolymers can be utilized in a wide array of applications and products, including hot melt adhesives. | 08-13-2015 |
Patent application number | Description | Published |
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 |
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 |
20090256215 | GATED METAL OXIDE SENSOR - An apparatus for sensing an analyte gas is provided. The apparatus may include a signal amplifier that may include a thin film transistor that may include a semiconducting film that may include a metal oxide capable of chemical interaction with the analyte gas, such as carbon monoxide. The apparatus may be tuned for detecting the analyte gas by varying the gate voltage of the transistor. | 10-15-2009 |
20100089122 | GAS SENSOR - A sensor system issues measurement commands at a predetermined regular rate. If a measurement indicates that a gas of interest is present, then the sensor system is signaled to wake-up thereby pulsing a heater for the sensor element that improves the accuracy of measurements. Measurements of humidity, temperature and gas concentration are made. If the gas of interest is detected then the data is used to indicate a compensated gas measurement. The gas level is classified as to its hazard and an adaptive detection algorithm is used to set an activity mode. If the gas of interest is not detected, the adaptive detection algorithm is used to set a sleep mode that saves power. Measurement rates are kept constant while heater power is controlled to reduce power consumption. Measurement rates are changed to increase concentration sensitivity. | 04-15-2010 |
20100310447 | CARBON-CONTAINING MATRIX WITH FUNCTIONALIZED PORES - A composition of matter comprises a carbon-containing matrix. The carbon-containing matrix may comprise one or more carbon materials selected from the group comprising graphite crystalline carbon materials, carbon powder, carbon fibers, artificial graphite powder, and combinations thereof. In addition, the carbon-containing matrix comprises a plurality of pores. The composition of matter also comprises a reactive additive that is not a metal pressure disposed within at least a portion of the plurality of pores. | 12-09-2010 |
20110147647 | CARBON-CONTAINING MATRIX WITH ADDITIVE THAT IS NOT A METAL - An article of manufacture comprises a carbon-containing matrix. The carbon-containing matrix may comprise at least one type of carbon material selected from the group comprising graphite crystalline carbon materials, carbon powder, carbon fibers, artificial graphite powder, or combinations thereof. In addition, the carbon-containing matrix comprises a plurality of pores. The article of manufacture also comprises an additive that is not a metal pressure disposed within at least a portion of the plurality of pores. | 06-23-2011 |
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 |
20120128878 | Nano-Filler for Composites - A hybrid carbon nanotube and clay nanofiller is produced by a freeze-drying process performed on clay platelets, and carbon nanotubes grown on the clay platelets using a chemical vapor deposition process. | 05-24-2012 |
Patent application number | Description | Published |
20080302676 | NANOBIOSENSOR AND CARBON NANOTUBE THIN FILM TRANSISTORS - The present invention is directed to systems and methods for detecting biological and chemical species in liquid and gaseous phase. The systems and methods utilize carbon nanotubes to enhance sensitivity and selectivity towards the reacting species by decreasing interference and detecting a wide range of concentrations. | 12-11-2008 |
20110027603 | Enhancing Thermal Properties of Carbon Aluminum Composites - An article of manufacture comprises a carbon-containing matrix. The carbon-containing matrix may comprise at least one type of carbon material selected from the group comprising graphite crystalline carbon materials, carbon powder, and artificial graphite powder. In addition, the carbon-containing matrix comprises a plurality of pores. The article of manufacture also comprises a metal component comprising Al, alloys of Al, or combinations thereof. The metal component is disposed in at least a portion of the plurality of pores. Further, the article of manufacture comprises an additive comprising at least Si. At least a portion of the additive is disposed in an interface between the metal component within the pores and the carbon-containing matrix. The additive enhances phonon coupling and propagation at the interface. | 02-03-2011 |
20110043965 | Applying Optical Energy to Nanoparticles to Produce a Specified Nanostructure - The instant article of manufacture is made by applying optical energy to one or more layers of nanoparticulate materials under predetermined conditions to produce a nanostructure. The nanostructure has layers of optically fused nanoparticles including a predetermined pore density, a predetermined pore size, or both. The predetermined conditions for applying the optical energy may include a predetermined voltage, a predetermined duration, a predetermined power density, or combinations thereof. | 02-24-2011 |
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 |
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 |
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 |
20140242747 | Thin Film Deposition of Materials by External Induced Release from a Ribbon Tape - A process where a printed ink is placed onto a sacrificial ribbon. The ink is then converted to a metal film and transferred to a substrate, such as a silicon solar cell at very low temperatures. Further low-temperature processing may be utilized to form an ohmic contact. This process provides the speed and low-cost structure of ink and paste based processing with the diffusion control of vacuum deposited films. | 08-28-2014 |
20140314966 | Sintering Metallic Inks on Low Melting Point Substrates - Tape lamination on a dry copper ink film, followed by a flash lamp procedure, produces conductive films. The tape lamination increases the curing parameter window and reduces crack formation in the metallic film Tape lamination facilitates curing of a continuous copper film on temperature sensitive substrates, such as PET, at power levels that would usually crack blow off the copper film This lamination process also improves adhesion and uniformity of the cured film. | 10-23-2014 |
20140335651 | INKS AND PASTES FOR SOLAR CELL FABRICATION - A silicon solar cell is formed with an N-type silicon layer on a P-type silicon semiconductor substrate. An aluminum ink composition is printed on the back of the silicon wafer to form back contact electrodes. The back contact electrodes are sintered to produce an ohmic contact between the electrodes and the silicon layers. 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. | 11-13-2014 |
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 |
20150147486 | PHOTOSINTERING OF MICRON-SIZED COPPER PARTICLES - Micron-sized metal particles in an ink or paste composition are deposited onto a substrate and then photosimered. The substrate may comprise a polymeric material. The polymeric substrate may have a coefficient of thermal expansion greater than two times the coefficient of thermal expansion of the photosimered ink or paste composition. | 05-28-2015 |
20150201504 | COPPER PARTICLE COMPOSITION - Conductive patterns are formed using formulations containing metallic particles, which may be copper. These metallic particles may be coated with a binder material that improves adhesion during photosintering of the formulations. The binder contains chemistry suitable for it to be removed from the particles in a separate process such as drying or thermal sintering. The coating is a non-volatile organic compound attached to the metallic particles with a minimum thickness oxide coating. The organic coating improves a coefficient of thermal expansion value match between the metallic particles and the substrate, which may be polymeric. | 07-16-2015 |