Patent application number | Description | Published |
20130194668 | METHOD OF MAKING COATED ARTICLE INCLUDING ANTI-REFLECTION COATING WITH DOUBLE COATING LAYERS INCLUDING MESOPOROUS MATERIALS, AND PRODUCTS CONTAINING THE SAME - Certain examples relate to a method of making an antireflective (AR) coating supported by a glass substrate. The anti-reflection coating may include porous metal oxide(s) and/or silica, and may be produced using a sol-gel process. The pores may be formed and/or tuned in each layer respectively in such a manner that the coating ultimately may comprise a porous matrix, graded with respect to porosity. The gradient in porosity may be achieved by forming first and second layers using one or more of (a) nanoparticles of different shapes and/or sizes, (b) porous nanoparticles having varying pore sizes, and/or (c) compounds/materials of various types, sizes, and shapes that may ultimately be removed from the coating post-deposition (e.g., carbon structures, micelles, etc., removed through combustion, calcination, ozonolysis, solvent-extraction, etc.), leaving spaces where the removed materials were previously located. | 08-01-2013 |
20130340805 | Methods of Building Crystalline Silicon Solar Cells for Use in Combinatorial Screening - Embodiments of the current invention describe methods of forming different types of crystalline silicon based solar cells that can be combinatorially varied and evaluated. Examples of these different types of solar cells include front and back contact silicon based solar cells, all-back contact solar cells and selective emitter solar cells. These methodologies all incorporate the formation of site-isolated regions using a combinatorial processing tool and the use of these site-isolated regions to form the solar cell area. Therefore, multiple solar cells may be rapidly formed on a single crystalline silicon substrate for use in combinatorial methodologies. Any of the individual processes of the methods described may be varied combinatorially to test varied process conditions or materials. | 12-26-2013 |
20140147594 | Magnesium Fluoride and Magnesium Oxyfluoride based Anti-Reflection Coatings via Chemical Solution Deposition Processes - Chemical solution deposition process can be used to deposit porous coatings containing magnesium fluoride and/or magnesium oxyfluoride. The chemical solution deposition process can utilize a solution containing a magnesium precursor, a fluorine precursor, together with a surfactant porogen. The surfactant porogen can improve the wettability of the coated layers, together with increase the control of the porosity level and morphology of the coated layers. | 05-29-2014 |
20140161989 | Anti-Glare Using a Two-Step Texturing Process - Methods for forming anti-glare coatings including forming a layer using a sol-gel process are described. The layer further includes at least one of porogens, nanoparticles, or photosensitive macromolecules. The porogens, nanoparticles, or photosensitive macromolecules are removed using a thermal treatment or UV treatment to impart porosity and surface roughness to the layer. Alternatively, the layer may be roughened using a mechanical process. The layer can optionally be subjected to a curing step. The curing step may be a thermal curing process or a chemical curing process. | 06-12-2014 |
20140161990 | Anti-Glare Glass/Substrate Via Novel Specific Combinations of Dry and Wet Processes - Methods for depositing layers by PVD, wherein the PVD process parameters are selected to impart porosity in the layer are described. The porous layers are then exposed to a vapor or liquid binder material to fill the pores and increase the mechanical strength of the layer and the adhesion of the layer. Optionally, a curing step may be applied to the layer. Methods for depositing polycrystalline metal oxide layers using PVD or CVD are described. Optionally, the layers are exposed to an anneal step. The polycrystalline metal oxide layers are then exposed to a vapor or liquid texturing reagent to texture the surface of the layer. | 06-12-2014 |
20140170308 | ANTIREFLECTIVE COATINGS WITH GRADATION AND METHODS FOR FORMING THE SAME - Embodiments provided herein describe antireflective coatings and methods for forming antireflective coatings. A substrate is provided. A first antireflective layer is formed over the substrate. The first antireflective layer has a first refractive index. A second antireflective layer is formed on the first antireflective layer. The second antireflective layer has a second refractive index. The first antireflective layer and the second antireflective layer jointly form an antireflective coating. The antireflective coating is graded such that the antireflective coating comprises at least three sub-layers, each of the at least three sub-layers having a unique refractive index. | 06-19-2014 |
20140178657 | ANTIREFLECTION COATINGS - Fluorine-doped antireflection coatings, methods for preparing the coatings and articles comprising the coatings are disclosed. The fluorine-doped antireflection coating comprises a fluorine-doped xerogel coating disposed on a substrate. The index of refraction of the xerogel coating is less than the index of refraction of the substrate, generally between about 1.15 and about 1.45. The fluorine atoms can be distributed uniformly through the thickness of the coating, disposed at the surface of the coating, or the distribution can be graded from the surface through the thickness of the coating. The methods comprise applying a coating precursor solution comprising a sol-gel precursor to a glass substrate, heating the coating to form a xerogel coating, and fluorine-doping the coating. The fluorine-doping can be performed by utilizing a coating precursor solution comprising a first fluorine source, contacting the cured coating with a second fluorine source, or a combination thereof. | 06-26-2014 |
20140182670 | LIGHT TRAPPING AND ANTIREFLECTIVE COATINGS - Light trapping and antireflection coatings are described, together with methods for preparing the coatings. An exemplary method comprises forming a light trapping coating on a substrate and a conformal antireflection coating on the light trapping coating. The light trapping coating comprises particles embedded in a support matrix having a thickness between about one third and two thirds of the mean particle size. The mean particle size is between about 10 μm and about 500 μm. The index of refraction of the particles and support matrix is substantially the same as the index of refraction of the substrate at wavelengths of interest. The index of refraction of the conformal antireflection coating is approximately equal the square root of the index of refraction of the substrate. | 07-03-2014 |
20140231704 | Silicon Texturing Formulations - The present disclosure includes a texture formulation that includes an aliphatic diol, an alkaline compound and water which provides a consistent textured region across a silicon surface suitable for solar cell applications. The current invention describes silicon texturing formulations that include at least one high boiling point additive. The high boiling point additive may be a derivative compound of propylene glycol or a derivative compound of ethylene glycol. Processes for texturing a crystalline silicon substrate using these formulations are also described. Additionally, a combinatorial method of optimizing the textured surface of a crystalline silicon substrate is described. | 08-21-2014 |
20140268348 | Anti-Reflective Coatings with Porosity Gradient and Methods for Forming the Same - Embodiments provided herein provide anti-reflective coatings with porosity gradients and methods for forming such anti-reflective coatings. A transparent substrate is provided. A primary material and a sacrificial material are simultaneously deposited above the transparent substrate to form a coating above the transparent substrate. At least some of the sacrificial material is removed from the coating to form a plurality of pores in the coating. | 09-18-2014 |
20140268349 | Optical Coatings with Plate-Shaped Particles and Methods for Forming the Same - Embodiments provided herein describe optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. A transparent substrate is provided. An optical coating is formed on the transparent substrate. The optical coating includes a plurality of plate-shaped silicon dioxide particles. | 09-18-2014 |
20140272127 | Anti-Glare Coatings with Sacrificial Surface Roughening Agents and Methods for Forming the Same - Embodiments provided herein describe optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. A sol-gel matrix is formed above a surface of a substrate. Organic micro-particles are embedded in a surface of the sol-gel matrix. A heat treatment is applied to the sol-gel matrix and the embedded plurality of organic micro-particles. Substantially all of the organic micro-particles are removed during the heat treatment, and after the heat treatment, the sol-gel matrix has a surface roughness suitable to provide anti-glare properties. | 09-18-2014 |
20140272290 | Polymer Anti-glare Coatings and Methods for Forming the Same - Embodiments provided herein describe anti-glare coatings and panels and methods for forming anti-glare coatings and panels. A transparent substrate is provided. A polymer is sputtered onto the transparent substrate to form an anti-glare coating on the transparent substrate. | 09-18-2014 |
20140272384 | Anti-Reflection Coatings with Aqueous Particle Dispersions and Methods for Forming the Same - Embodiments provided herein describe coating formulations, such as those used to form optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. The coating formulation includes an aqueous-based suspension of particles. The particles have a sheet-like morphology and a thickness of less than about 10 nm. The coating also includes a polysiloxane or silane emulsion, a polysiloxane or silane solution, or a combination thereof. | 09-18-2014 |
20140272387 | Anti-Glare Coatings with Aqueous Particle Dispersions and Methods for Forming the Same - Embodiments provided herein describe optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. A substrate is provided. A coating formulation is applied to the substrate. The coating formulation includes an aqueous-based suspension of particles. The particles have a sheet-like morphology and a thickness of less than about 100 nanometers (nm). The coating formulation is cured to form an anti-glare coating above the substrate. The anti-glare coating has a thickness of between 1 micrometer (μm) and 100 μm. | 09-18-2014 |
Patent application number | Description | Published |
20110146727 | COMBINATORIAL APPROACH TO THE DEVELOPMENT OF CLEANING FORMULATIONS FOR GLUE REMOVAL IN SEMICONDUCTOR APPLICATIONS - Embodiments of the current invention describe cleaning solutions to clean the surface of a photomask, methods of cleaning the photomask using at least one of the cleaning solutions, and combinatorial methods of formulating the cleaning solutions. The cleaning solutions are formulated to preserve the optical properties of the photomask, and in particular, of a phase-shifting photomask. | 06-23-2011 |
20110151105 | High-Throughput Combinatorial Dip-Coating Apparatus and Methodologies - Embodiments of the current invention describe a high performance combinatorial method and apparatus for the combinatorial development of coatings by a dip-coating process. The dip-coating process may be used for multiple applications, including forming coatings from varied sol-gel formulations, coating substrates uniformly with particles to combinatorially test particle removal formulations, and the dipping of substrates into texturing formulations to combinatorially develop the texturing formulations. | 06-23-2011 |
20120156498 | High-Throughput Combinatorial Dip-Coating Apparatus and Methodologies - Embodiments of the current invention describe a high performance combinatorial method and apparatus for the combinatorial development of coatings by a dip-coating process. The dip-coating process may be used for multiple applications, including forming coatings from varied sol-gel formulations, coating substrates uniformly with particles to combinatorially test particle removal formulations, and the dipping of substrates into texturing formulations to combinatorially develop the texturing formulations. | 06-21-2012 |
20120225215 | SOL-GEL BASED ANTIREFLECTIVE (AR) COATINGS WITH CONTROLLABLE PORE SIZE USING ORGANIC NANOCRYSTALS AND DENDRIMERS - Embodiments of the invention relate generally to methods and compositions for forming porous low refractive index coatings on substrates. In one embodiment, a method for forming a porous coating on a substrate is provided. The method comprises coating a substrate with a sol-gel composition, comprising at least one porosity forming agent, wherein the porosity forming agent is selected from at least one of dendrimers and organic nanocrystals and removing the at least one porosity forming agent to form the porous coating. Use of at least one of the dendrimers and organic nanocrystals leads to the formation of stable pores with larger volume fraction in the film. Further, the size and interconnectivity of the pores may be controlled via selection of the organic nanocrystal or dendrimer structure, the total organic nanocrystal or dendrimer molecule fraction, polarity of the organic nanocrystal or dendrimer molecule and solvent, and other physiochemical properties of the gel phase. | 09-06-2012 |
20120237676 | SOL-GEL BASED FORMULATIONS AND METHODS FOR PREPARATION OF HYDROPHOBIC ULTRA LOW REFRACTIVE INDEX ANTI-REFLECTIVE COATINGS ON GLASS - Embodiments of the invention relate generally to methods and compositions for forming porous low refractive index coatings on substrates. In one embodiment, a method of forming a porous coating on a substrate is provided. The method comprises coating a substrate with a sol-gel composition comprising at least one self assembling molecular porogen and annealing the coated substrate to remove the at least one self assembling molecular porogen to form the porous coating. Use of the self assembling molecular porogens leads to the formation of stable pores with larger volume and an increased reduction in the refractive index of the coating. Further, the size and interconnectivity of the pores may be controlled via selection of the self assembling molecular porogens structure, the total porogen fraction, polarity of the molecule and solvent, and other physiochemical properties of the gel phase. | 09-20-2012 |
20120251718 | SOL-GEL TRANSITION CONTROL OF COATINGS BY ADDITION OF SOLIDIFIERS FOR CONFORMAL COATINGS ON TEXTURED GLASS - Embodiments of the invention generally relate to methods and compositions for forming conformal coatings on textured substrates. More specifically, embodiments of the invention generally relate to sol-gel processes and sol-gel compositions for forming low refractive index conformal coatings on textured transparent substrates. In one embodiment a method of forming a conformal coating on a textured glass substrate is provided. The method comprises coating the textured glass substrate with a sol-gel composition comprising a solidifier. It is believed that use of the solidifier expedites the sol-gel transition point of the sol-gel composition leading to more conformal deposition of coatings on textured substrates. | 10-04-2012 |
20130034653 | ANTIREFLECTIVE SILICA COATINGS BASED ON SOL-GEL TECHNIQUE WITH CONTROLLABLE PORE SIZE, DENSITY, AND DISTRIBUTION BY MANIPULATION OF INTER-PARTICLE INTERACTIONS USING PRE-FUNCTIONALIZED PARTICLES AND ADDITIVES - Methods and compositions for forming durable porous low refractive index coatings on substrates are provided. In one embodiment, a method of forming a porous coating on a substrate is provided. The method comprises coating a substrate with a sol-formulation comprising a silane-based binder, silica-based nanoparticles, and an inter-particle interaction modifier for regulating interactions between the silica-based nanoparticles and annealing the coated substrate. Porous coatings formed according to the embodiments described herein demonstrate good optical properties (e.g., a low refractive index) while maintaining good mechanical durability due to the presence of the inter-particle interaction modifier. The inter-particle interaction modifier increases the strength of the particle network countering capillary forces produced during drying to maintain the porosity structure. | 02-07-2013 |
20130034722 | SOL-GEL BASED ANTIREFLECTIVE COATINGS USING PARTICLE-BINDER APPROACH WITH HIGH DURABILITY, MOISTURE RESISTANCE, CLOSED PORE STRUCTURE AND CONTROLLABLE PORE SIZE - Durable porous low refractive index coatings, methods and compositions for forming the porous low refractive index coatings are provided. The method comprises coating a substrate with a sol formulation comprising a silane-based binder having one or more reactive groups and silica based nanoparticles and annealing the coated substrate. The silane-based binder comprises from about 30 wt. % to about 70 wt. % ash contribution in the total ash content of the sol formulation. Porous coatings formed according to the embodiments described herein demonstrate good optical properties (e.g., a low refractive index) while maintaining good mechanical durability due to the presence of a high amount of binder and a closed pore structure. | 02-07-2013 |
20130095237 | SOL-GEL BASED ANTIREFLECTIVE COATINGS USING ALKYLTRIALKOXYSILANE BINDERS HAVING LOW REFRACTIVE INDEX AND HIGH DURABILITY - Methods and compositions for forming porous low refractive index coatings on substrates are provided. The method comprises coating a substrate with a sol-formulation comprising silica based nanoparticles and an alkyltrialkoxysilane based binder. Use of the alkyltrialkoxysilane based binder results in a porous low refractive index coating having bimodal pore distribution including mesopores formed from particle packing and micropores formed from the burning off of organics including the alkyl chain covalently bonded to the silicon. The mass ratio of binder to particles may vary from 0.1 to 20. Porous coatings formed according to the embodiments described herein demonstrate good optical properties (e.g. a low refractive index) while maintaining good mechanical durability due to the presence of a high amount of binder and a close pore structure. | 04-18-2013 |
20140004334 | ANTIREFLECTIVE COATINGS WITH SELF-CLEANING, MOISTURE RESISTANCE AND ANTIMICROBIAL PROPERTIES | 01-02-2014 |
20140009834 | NOVEL ANTIREFLECTIVE COATINGS WITH GRADED REFRACTIVE INDEX - One or more coated layers having a variation in index of refraction can provide improvements in antireflection property. For example, different sol gel formulations can be employed in a multiple coating step approach to achieve a desired gradation of index of refraction using individual or combinations of particles containing sol formulations. Different organic porosity forming agents, surfactants and binders can be used to provide further control in forming the gradual index of refraction. In addition, different heat and chemical treatment conditions could also provide control over the gradation of index of refraction. | 01-09-2014 |
20140050914 | ANTIREFLECTIVE COATINGS WITH CONTROLLABLE POROSITY AND REFRACTIVE INDEX PROPERTIES USING A COMBINATION OF THERMAL OR CHEMICAL TREATMENTS - In some embodiments, the current invention discloses methods and apparatuses for making coated articles including a two step treatment process of a coated layer. The first step of the heat treatment involves a thermally assisted curing of the coated layer at a low temperature, which can strengthen the bond formation in the coated layer, leading to better layer stability during the subsequent heat treatment. The second step of the heat treatment involves annealing of the cured layer at a high temperature, which can control a porosity of the coated layer. | 02-20-2014 |
Patent application number | Description | Published |
20100024268 | RECIPIENT VERIFICATION SYSTEMS AND METHODS OF USE INCLUDING RECIPIENT IDENTIFICATION - A recipient verification system including a band and a label strip. The band includes a base, a trailing shield segment, and a strap. The band defines a band identification portion displaying a band identifier, as well as opposing passages. The trailing shield segment is disposed over the identification portion. The strap extends from the base and terminates at a tail end. The label strip extends from the base and includes at least one removable label displaying the predetermined band identifier. In an initial state, the strap is free of the band identification portion. In the worn state, the strap is wrapped about a wearer's appendage, with the tail end passing through at least one of the passages and a section of the strap maintained along the identification portion. The predetermined band identifier displayed on the identification portion is visible through the trailing shield segment in the worn state. | 02-04-2010 |
20110042933 | RECIPIENT VERIFICATION SYSTEMS AND METHODS OF USE, INCLUDING PATIENT IDENTIFICATION - A recipient verification system including a strap, a pocket, a tether, and a label strip. The strap is configured for placement about a wearer's appendage (e.g., wrist, ankle, etc.). The pocket is coupled to the strap and forms an interior region that is exteriorly accessible via an open end. A portion of the tether is permanently captured at the pocket. The label strip is attached to the tether. The tether and the attached label strip are repeatedly transitionable between a first state and a second state. In the first state, the tether and at least a majority of the label strip is within the pocket, and thus protected. In the second state, at least a majority of the label strip is outside of the interior region of the pocket, and available for use by a user. | 02-24-2011 |
20120180351 | RECIPIENT VERIFICATION SYSTEM AND METHODS OF USE, INCLUDING RECIPIENT IDENTIFICATION - A recipient verification system including a band to be worn by a patient or other recipient that allows for placement of a hospital's own identification label, which is then protected from damage, an area for a permanent label, which can then be associated with the hospital label, a series of removable labels that remain with the patient, a test tube label, and a tail of labels to be removed from the band at the time of application to the patient to ensure a sufficient supply of labels. Each of the permanent label, the removable labels, the test tube label, and the tail are encoded with identical identification information. The band and label strip are separately formed from desired materials and then assembled. | 07-19-2012 |