Patent application number | Description | Published |
20090035179 | COLORIMETRIC SENSOR - Colorimetric sensor films comprising a reflective layer, a polymeric detection layer, and a semi-reflective layer are disclosed. Devices comprising the calorimetric sensor films and methods of making the films and devices are also disclosed. | 02-05-2009 |
20090109537 | MULTI-COMPONENT FILMS FOR OPTICAL DISPLAY FILTERS - Provided are multi-component films useful as optical display filters. The optical display filters include a multi-layer stack that contains at least one organic layer. The filters have high visible light transmittance, low visible light reflection, and provide electromagnetic interference shielding. | 04-30-2009 |
20090303602 | ULTRATHIN TRANSPARENT EMI SHIELDING FILTER - Provided are multi-component films useful as optical display filters. The films include a transparent substrate, a nucleation layer, an electrically-conductive layer, a barrier layer, and a dielectric layer. The films can provide high visible transmission, are corrosion-resistant, and can provide shielding from electromagnetic interference (EMI shielding). The optical display filters are useful as components of active optical devices such as display panels including liquid crystal display panels such as those used on mobile hand-held phones. | 12-10-2009 |
20110139516 | TOUCH SENSITIVE DEVICE WITH MULTILAYER ELECTRODE HAVING IMPROVED OPTICAL AND ELECTRICAL PERFORMANCE - A touch sensor including one or more multilayer electrodes, said electrodes including at least two transparent or semitransparent conductive layers separated by a transparent or semitransparent intervening layer. The intervening layer includes electrically conductive pathways between the first and second conductive layers to help reduce interfacial reflections occurring between particular layers in devices incorporating the conducting film or electrode. | 06-16-2011 |
20120236528 | MULTILAYER EMI SHIELDING THIN FILM WITH HIGH RF PERMEABILITY - A flexible multilayer electromagnetic shield is provided that includes a flexible substrate, a thin film layer of a first ferromagnetic material with high magnetic permeability disposed upon the substrate and a multilayer stack disposed upon the first ferromagnetic material. The multilayer stack includes pairs of layers, each pair comprising a polymeric spacing layer and a thin film layer of at least a second ferromagnetic material disposed on the spacing layer. At least one or more of the spacing layers includes an acrylic polymer. Also methods of making the flexible multilayer electromagnetic shield are provided. | 09-20-2012 |
20130306359 | Patterned Substrates With Darkened Multilayered Conductor Traces - The present disclosure provides an article having a substrate having opposing first and second surfaces. A conductor micropattern disposed on the first surface of the substrate. The conductor micropattern has a plurality of traces defining a plurality of cells. The conductor micropattern has an open area fraction greater than 80% and a uniform distribution of trace orientation. Each of the traces has a trace width from 0.5 to 10 micrometer. The conductor micropattern is a tri-layer material comprising in sequence a semi-reflective metal, a transparent layer, and a reflective layer disposed on the transparent layer. The articles are useful in devices such as displays, in particular, touch screen displays useful for mobile hand held devices, tablets and computers. They also find use in antennas and for EMI shields. | 11-21-2013 |
20150294793 | MULTILAYER FILM INCLUDING FIRST AND SECOND DIELECTRIC LAYERS - A multilayer dielectric film including a first dielectric layer made from a material having a first breakdown field strength and a second dielectric layer disposed on the first dielectric layer made from a material having a different breakdown filed strength. A multilayer film including a first electrically conductive layer, the first dielectric layer disposed on the first electrically conductive layer, the second dielectric layer disposed on the first dielectric layer, and a second electrically conductive layer disposed on the second dielectric layer is also disclosed. The first electrically conductive layer can have at least one of an average surface roughness of at least ten nanometers, a thickness of at least ten micrometers, or an average visible light transmission of up to ten percent. The first dielectric layer may be a polymer and typically has a lower dielectric constant than the second dielectric layer, which may be ceramic. | 10-15-2015 |
20150302990 | MULTILAYER FILM INCLUDING FIRST AND SECOND DIELECTRIC LAYERS - A multilayer dielectric film including a first dielectric layer made from a material having a first breakdown field strength and a second dielectric layer disposed on the first dielectric layer made from a material having a different breakdown filed strength. A multilayer film including first and second electrically conductive layers separated by at least first and second dielectric layers is also disclosed. The first dielectric layer is disposed on the first electrically conductive layer, and the second dielectric layer is disposed on the first dielectric layer. The first electrically conductive layer can have at least one of an average surface roughness of at least ten nanometers, a thickness of at least ten micrometers, or an average visible light transmission of up to ten percent. The first dielectric layer may be a polymer and typically has a lower dielectric constant than the second dielectric layer, which may be ceramic. | 10-22-2015 |