Class / Patent application number | Description | Number of patent applications / Date published |
427133000 | MOLD COATING | 40 |
20080286450 | Method and composition for reducing waste in photo-imaging applications - Waste reduction, including hazardous waste reduction in photoimaging processes can be accomplished by improving diffusional resolution of cationic curable compositions. The addition of fluorinated polymers including fluorinated surfactants provides improved diffusional resolution in cationic and/or radical based photoimaging formulations allowing for image accuracy improvements, and reduced product and process waste quantity and disposal cost. These fluorinated surfactants also allow for increased cure speed, and non-hazardous constituent formulations that result in less wasted material and time. | 11-20-2008 |
20090011122 | In-Mold Coating Composition For Optical Lenses - A composition adapted for use in an in-situ coating process for coating an optical surface for ophthalmic applications. A coating composition according to the present invention includes at least one multifunctional acrylate compound which is cured onto a heated surface with controlled coating distribution in an ophthalmic injection mold. For example, the composition may include an acrylic base cured with an initiator, e.g., t-butyl perbenzoate, and may further include at least one catalyst and at least one metal salt. An acrylic base according to the present invention may include a combination of monofunctional and/or multifunctional acrylate and/or methacrylate compounds. | 01-08-2009 |
20090202711 | COMPOSITION FOR COATING SUBSTRATE TO PREVENT STICKING - A release agent composition to prevent sticking and facilitate separation of surfaces, such as patterns and core boxes from foundry molds and cores comprises (a) a styrene-diene block copolymer; (b) a functional silicone; (c) a solvent; and optionally, one or both of (d) a catalyst and (e) a crosslinking agent. Further is provided a method to facilitate separation of a workpiece from a substrate comprising applying the release agent composition to a surface of the workpiece, the substrate or both. In one particular embodiment, the method improves the release of a mold or a core from a pattern or a core box. | 08-13-2009 |
20100009072 | CODE DISK WITH A PLURALITY OF TRACKS HAVING DIFFERENT PATTERNS - A code disk for a high-resolution encoder that can detect an absolute position and a method for manufacturing a mold to produce the code disk are provided. The code disk is formed by using transparent substrate. The code disk includes a plurality of tracks provided on the transparent substrate and an area provided between the plurality of tracks. Each surface of the plurality of tracks has a different pattern. A level of the area is different from that of the each surface of the plurality of tracks. The method for manufacturing the mold includes steps of processing a plurality of tracks with a flat surface on material; processing an area with a level different from that of each surface, between the plurality of tracks; forming different patterns on the each surface; plating the first material; and peeling plating from the first material to obtain a mold. | 01-14-2010 |
20100173069 | TWO-COMPONENT HIGH GLOSS SEMI-PERMANENT WATER BASED RELEASE AGENT FOR POLYESTER SUBSTRATES - The present invention relates to mold release agents. More particularly, it relates to a two-component, high gloss, semi permanent water-based mold release agent. | 07-08-2010 |
20110300293 | SYSTEM AND METHOD FOR PRODUCING PARTICLES AND PATTERNED FILMS - A system including a mold having a fluoropolymer wherein the mold defines a plurality of cavities having a predetermined shape and a cross-sectional dimension less than about 100 micrometers; a roller; a surface in cooperation with the roller to form a nip point configured to receive the mold, wherein the nip point is further configured to receive a substantially liquid composition and accelerate entry of the substantially liquid composition into the cavity. A method of forming particles including applying a substantially liquid composition to a mold, wherein the mold comprises a fluoropolymer and defines a plurality of cavities each having a broadest cross-sectional dimension of less than about 100 micrometers; nipping the mold between a roller and a surface such that the substantially liquid composition enters the cavities of the mold; and hardening the substantially liquid composition in the cavities of the mold to form a particle within each cavity, wherein the particle has a size and shape that substantially mimics the size and shape of the cavity of the mold. | 12-08-2011 |
20120040090 | METHOD FOR ENHANCING HARDNESS OF NANOIMPRINT MOLD - The present invention discloses a method for enhancing hardness of a nanoimprint mold comprising following steps of: providing a male mold, composed of a first material, for imprinting a female mold and producing a nano structural pattern on the female mold, and the female mold composed of a second material, wherein the hardness of the first material is higher than the hardness of the second material; applying a nano-indentation technique to the female mold onto the female mold by a nano-indentation apparatus having a diamond array probe so as to enhance the surface hardness of the female mold; and impressing a substrate by the female mold with the nano structural pattern having the enhanced surface. | 02-16-2012 |
20120148736 | INVESTMENT CASTING SHELLS HAVING AN ORGANIC COMPONENT - A composition for use in investment casting shells and a method of making the composition is disclosed. The composition includes an engineered binder and a refractory flour. The engineered binder comprises a siliceous material and at least one organic component selected from: at least one type of wood pulp; at least one species of cellulose fiber; and combinations thereof. A particular benefit of the investment shell composition is simultaneously increased permeability and load bearing capacity. | 06-14-2012 |
20120207920 | PROTECTING A MOLD HAVING A SUBSTANTIALLY PLANAR SURFACE PROVIDED WITH A PLURALITY OF MOLD CAVITIES - A method of protecting a mold having at least one substantially planar surface provided with a plurality of mold cavities includes inserting a plurality of mandrels into respective ones of the plurality of mold cavities, depositing a layer of mold protection material onto the at least one substantially planar surface and the plurality of mandrels, and removing the plurality of mandrels from the mold substrate. | 08-16-2012 |
20120288622 | CASTING MOLD SURFACE TREATMENT METHOD - A surface treatment method includes covering a surface of a casting mold with a carbon film containing at least one type of nanocarbon selected from the group consisting of carbon nanocoils, carbon nanotubes and carbon nanofilaments, and further applying fullerenes to that surface. With this surface treatment method being performed on a surface (a cavity surface, etc. of a casting mold) making contact with a molten casting material such as aluminum, etc., sticking of the molten casting material to the mold is inhibited, release resistance of the product is reduced, and release effectiveness is improved. The release effectiveness lasts longer than in the case of a conventional carbon film. | 11-15-2012 |
20120295019 | COMPLETE TOOLING PACKAGES FOR MOLD BUILDING STRUCTURES - Tooling packages for mold building structures, mold structures, and methods of making mold structures are described. | 11-22-2012 |
20120301608 | MOULD FOR LITHOGRAPHY BY NANO-IMPRINTING AND MANUFACTURING METHODS - The invention concerns a mould for lithography by nano-imprinting, together with its manufacturing methods. This mould has a face which includes n structured zone(s) with patterns of micrometric or nanometric size, where n is an integer greater than or equal to 1. This structured face belongs to a first layer which is supported by a second layer, where the first layer is made of a rigid material and the second layer is made of a flexible material. | 11-29-2012 |
20120328775 | PROCESS FOR MAKING LONG FIBER-REINFORCED POLYURETHANES THAT CONTAIN PARTICULATE FILLERS - Fiber-reinforced polyurethane structures are made with a polyol composition that contains a particulate filler such as calcium carbonate, in addition to the fibers. The polyol composition and the polyisocyanate composition are selected such that the polymer formed in their reaction has a calculated molecular weight between crosslinks (M | 12-27-2012 |
20130095234 | Methods for Applying a Powder Metal Layer to Polymer Articles as an Antifouling Coating - A method of making an antifouling article includes providing a mold having a mold cavity and a mold surface for defining an article. The method also includes applying a mold release material to the mold surface. The method further includes coating the mold surface with a plurality of metallic powder particles comprising an antifouling agent. Still further, the method includes filling the mold with a curable polymeric material. Yet further, the method includes curing the polymeric material and forming an article having a surface defined by the mold surface, the surface of the article having the plurality of metallic powder particles disposed thereon and comprising an antifouling coating. | 04-18-2013 |
20130136854 | MOLDING CORE AND METHOD OF MANUFACTURING THE SAME - A molding core includes a main body and a protective layer. The main body includes a molding surface and a rear surface opposite to the molding surface. The protective layer is formed on the rear surface of the main body. The present disclosure also discloses a method of manufacturing the molding core. | 05-30-2013 |
20130164442 | MOLD FOR NANOIMPRINT LITHOGRAPHY - The present invention relates to a method for manufacturing a nanoimprint lithography mold. The method comprises an initial step of depositing, on a mechanical support, a layer of a phase-changing material having a volume variation of at least 2% between a crystalline phase and an amorphous phase. The method is characterized in that it also comprises a step of personalization of the mold, achieved by making the layer of phase-changing material transition locally from its crystalline phase to its amorphous phase in order to form relief patterns therein. | 06-27-2013 |
20130216703 | APPLICATOR DEVICE FOR PLASTIC MOULDING MACHINE | 08-22-2013 |
20140044867 | Low-Profile Rolling Spray Applicator - A rolling spray applicator has a low profile so that it can be utilized between closely spaced upper and lower surfaces so that a spray coating can be applied thereto simultaneously. The spray applicator includes an elongated spray bar including a plurality of nozzles on upper and lower surfaces thereof. A fluid supply is connected to the elongated spray bar. A frame supports the elongated spray bar and includes a plurality of wheels for rollingly supporting the frame. A handle is attached to either one of the frame or the elongated spray bar so that the device can be rolled between closely spaced upper and lower surfaces for applying a spray coating thereon. | 02-13-2014 |
20140120250 | SURFACE-TREATED MOLD AND METHOD OF PRODUCING SURFACE-TREATED MOLD - A surface-treated mold that includes a mold, a metal layer that is provided on a surface of the mold and contains at least one metal selected from nickel, chromium, tungsten and brass, and a carbon film that is provided on a surface of the metal layer, wherein the metal layer contains carbon, and the carbon concentration in the metal layer is higher between the boundary with the carbon film and the center of the metal layer than that between the boundary with the mold and the center of the metal layer. | 05-01-2014 |
20140272121 | Digital 3D Fabrication Using Multi-Layered Mold - A replica 3D structure is fabricated inside a multi-layered mold by patterning each mold layer to define a void/opening that matches a corresponding cross section of the structure's peripheral surface, and filling the patterned opening of each layer with a structural material (i.e., before depositing a subsequent layer of mold material). The mold material (e.g., photoresist or another dissolvable sacrificial material) is blanket deposited (e.g., by slot-die, spray coating) and then patterned using a laser or a printed mask. Each layer of modeling material (e.g., polymer, ceramic or metal, or a combination thereof) is electro-plated or otherwise deposited on the previously formed modeling material layer. High vertical resolution is achieved by utilizing relatively thin mold layers. The mold layer deposition, patterning and modeling material deposition is repeated until the replica 3D structure is entirely formed inside the multi-layered mold, and then the mold is dissolved or otherwise removed. | 09-18-2014 |
20160158972 | METHOD OF SURFACE TENSION CONTROL TO REDUCE TRAPPED GAS BUBBLES - The embodiments disclose a method of surface tension control to reduce trapped gas bubbles in an imprint including modifying chemistry aspects of interfacial surfaces of an imprint template and a substrate to modify surface tensions, differentiating the interfacial surface tensions to control interfacial flow rates of a pre-cured liquid resist and controlling pre-cured liquid resist interfacial flow rates to reduce trapping gas and prevent trapped gas bubble defects in cured imprinted resist. | 06-09-2016 |
427134000 | Sand mold | 2 |
20140242269 | COATING COMPOSITIONS FOR INORGANIC CASTING MOLDS AND CORES, COMPRISING FORMIC ACID ESTERS, AND USE THEREOF - The subject matter of the invention relates to coating compositions comprising formic acid esters, an aqueous carrier liquid and pulverulent refractory material, and to the use thereof for casting molds, in particular those produced using water glass as a binder. | 08-28-2014 |
20140255601 | COATING COMPOSITIONS FOR INORGANIC CASTING MOLDS AND CORES AND USE THEREOF AND METHOD FOR SIZING - The invention relates to coating compositions, comprising specific clays, an aqueous carrier fluid and refractory materials in powder form, and to the use thereof for casting molds and cores, in particular those that are produced using water glass as a binder. The invention further relates to a method for producing the sizing agents and for applying same to inorganically bound casting molds and cores. | 09-11-2014 |
427135000 | Metal mold | 17 |
20090252866 | METHOD OF PRODUCING GLASS FORMING MOLD - A steel base material is hardened to produce the base material having a martensite structure, a surface coating layer made of an amorphous Ni—P alloy is formed on the surface of the base material, and the base material is heat-treated to transform the structure of the base material into a troostite structure or a sorbite structure and also to transform the structure of the surface coating layer into an eutectic structure of Ni and Ni | 10-08-2009 |
20100124605 | Mold and Method for Manufacturing the Same - A mold includes a substrate and a plurality of micro-structures. The micro-structures are disposed on the substrate. Each of the micro-structures includes a supporting layer and a convex top portion. The supporting layer is disposed on the substrate, wherein the material of the supporting layer is amorphous metal. The convex top portion is disposed on the supporting layer, wherein the material of the convex top portion is a thermoplastic polymer. | 05-20-2010 |
20100227051 | METAL MOLD FOR USE IN IMPRINTING PROCESSES - The invention relates to a novel metal mold having anti-adhesive properties comprising a base metal mold and an anti-adhesive layer comprising a fluorinated alkyl phosphoric acid derivative: or a fluorinated alkyl poly-phosphoric acid derivative, including a phosphorous atom and an alkyl chain. The anti-adhesive layer is bonded directly onto a surface of the base metal mold. The base metal mold may be e.g. Nickel, and said fluorinated alkyl phosphoric acid derivative or said fluorinated alkyl poly-phosphoric acid derivative may be selected front the group consisting of phosphonic acids, phosphinic acids, phosphonates and phosphonate salts, phosphinates and phosphinate salts, or their respective oligomers, such that the phosphorous atom is coupled directly to the alkyl chain, such that the phosphorous atom is coupled directly to the alkyl chain. | 09-09-2010 |
20100297344 | PASSIVATING MEANS, SURFACE TREATMENT MEANS, SURFACE TREATMENT SPRAY MEANS AND METHOD FOR TREATING METALLIC SURFACES OF WORK PIECES OR CAST MOLDS - A passivating agent for metallic surfaces of workpieces or casting molds includes an aqueous phosphate solution with metal ions and a gelatin. | 11-25-2010 |
20110008532 | METHOD OF MANUFACTURING HOT-RUNNER COMPONENT AND HOT-RUNNER COMPONENTS THEREOF - A method of manufacturing a hot-runner component includes providing a laser assembly, manufacturing a hot-runner component portion of a metallic material, introducing a property enhancing material to the hot-runner component portion, melting the property enhancing material onto the hot-runner component portion using a laser beam emitted from the laser assembly, and solidifying the melted property enhancing material on the hot-runner component portion. | 01-13-2011 |
20110104368 | METHOD OF TREATING SURFACE OF MOLD - A method of treating a surface of a mold that includes supplying a fullerene into an amorphous carbon layer that covers the surface of the mold and heating the amorphous carbon layer to at least 400° C. while covering a surface of the amorphous carbon layer with a covering member. | 05-05-2011 |
20110123711 | METHODS FOR FORMING METAL-POLYMER HYBRID TOOLING FOR FORMING PARTS HAVING MICRO FEATURES - A method for forming metal-polymer hybrid tooling includes patterning a surface of a member such as a silicon wafer, stainless steel, nickel or nickel alloy, engaging a polymer layer with the patterned features of the surface of the silicon wafer to form the polymer layer having a reverse of the patterned surface the silicon wafer, removing the patterned polymer layer to expose a patterned polymer layer surface, depositing a metallic layer on the patterned polymer layer surface, and wherein the deposited metallic layer on the patterned polymer layer is operable to form parts with features having a width dimension between about 0.01 microns and about 100 microns and a height dimension of between about 0.01 micron and about 800 microns (e.g., up to aspect ratio of 8). | 05-26-2011 |
20130122193 | Mold Halves with Metal-Matrix Composite At Feature Areas - A mold half, especially for blow molding of thermoplastic articles, has a mold body defined at least in part by a single piece of aluminum or aluminum alloy mold material having a cavity and a pinch-off or other feature area and further having a metal-matrix composite (MMC) layer formed integrally in the mold body at the pinch-off or other feature area. A mold is fabricated from two mated mold halves. A process of producing a mold half involves machining a single piece of mold material to provide a mold body having a cavity and a pinch-off or other feature area, the pinch-off or other feature area being of smaller dimension than required for the mold half, integrally forming a metal-matrix composite layer in the pinch-off or other feature area to build up the pinch-off or other feature area to at least a dimension required for the mold half. The metal-matrix composite comprises an aluminum-nickel alloy matrix (e.g. AI-12Si alloy alloyed with Ni) having WC particles embedded therein or a aluminum matrix (e.g. AI-12Si alloy) having TiC particles embedded therein and has greater wear resistance, greater strength, greater toughness or any combination thereof than the mold material. | 05-16-2013 |
20130129917 | SILSESQUIOXANE MOLD RELEASE COATING FOR UNSATURATED POLYESTER THERMOSET MOLDING COMPOUNDS - The A process for molding a thermoset sheet- molding composition or bulk-molding composition is provided that includes the exposure of a mold surface to a silsesquioxane monomer or pre-polymer material under conditions to induce polymerization of said material or said monomer to form a mold release coating on the surface. The thermoset sheet-molding composition or bulk-molding composition is then injected into the mold and into contact with said coating under conditions to cure the composition to form an article. | 05-23-2013 |
20130224373 | Siloxane Graft Co-polymers for Mold Release - A graft co-polymer is provided comprising a vinyl polymeric backbone with grafts of siloxane monomers and monomers containing an anchoring group. Such co-polymers are well suited for coating metal molds. The siloxane groups provide release to the metal mold, while the anchoring groups provide durability to the coating. The durability and release characteristics may be varied by the number of grafts of each monomer and the molecular weight of the siloxane moiety. The co-polymers may be coated from water or organic solvents. | 08-29-2013 |
20140087067 | METHOD OF COATING A METAL MOLD SURFACE WITH A POLYMER COATING, MOLD FOR RUBBER PRODUCTS AND METHOD OF MOLDING RUBBER PRODUCTS - This invention relates to preparation of a metal mold surface for molding rubber products by plasma jet directed polymer coating, a coated mold for rubber products and production of rubber products. Such rubber products are rubber tires and industrial products, particularly rubber tires. | 03-27-2014 |
20140087068 | METAL MOLD, PROCESS FOR MANUFACTURING THE SAME, AND MOLDED ARTICLE PRODUCED USING THE MOLD - The mold has a mold surface on which is formed as a release film a water-repellent and oil-repellent fluorocarbon-based chemisorbed film having a thickness that is uniform in nanoscale and having a controlled surface energy. As a result, even when a mold has an ultrafine shape on the nanometer scale, the mold allows high precision molding excellent in fluidity and penetrativity of a molding material. In addition, this mold eliminates the application of a release agent and can prevent a release agent from adhering to a molded article. | 03-27-2014 |
20140093642 | COATING MATERIAL FOR ALUMINUM DIE CASTING MOLD AND METHOD OF MANUFACTURING THE COATING MATERIAL - Disclosed is a coating material for an aluminum die casting mold and a method of manufacturing the coating material. The coating material includes a CrN bonding layer formed on a surface of a substrate, a TiAlN/CrN nano multi-layer disposed on a surface of the CrN bonding layer, and a TiAlN/CrSi(C)N nano multi-layer disposed on a surface of the TiAlN/CrSiCN nano multi-layer. The coating material for an aluminum die casting mold may maintain the physical properties of a mold under a high temperature environment due to the superior seizure resistance, heat resistance and high-temperature stability of the coating material, thereby extending the lifespan of the mold. | 04-03-2014 |
20140287137 | METHOD FOR RUST-PROOFING MOLD - A method for rust-proofing a mold, which is capable of reducing the time and the cost required for rust-proofing the mold. The method includes an iron hydroxide-forming step for forming iron hydroxide on a predetermined part of the surface of the mold, and a surface-treating step for forming a film covering the molding surface of the mold, and for changing the iron hydroxide formed on the mold into black rust, by heating the mold, under an oxygen-deficiency atmosphere, on which the iron hydroxide is formed in the iron hydroxide-forming step. | 09-25-2014 |
20140302233 | MOLDING ROLLER AND METHOD OF MANUFACTURING SAME - A molding roller includes a roller body and a molding film. The roller body includes a substantially cylindrical surface. The molding film is coated onto the cylindrical surface and includes a molding surface facing away from the cylindrical surface. A micro-structure pattern is formed on the molding surface. The molding film is made of a polymer material including a PDMS and a number of SiO | 10-09-2014 |
20150017323 | KNUCKLE DESIGN AND SYSTEM OF MAKING - Railcar coupling knuckles having areas of improved structure, improved surface characteristics, and reduced stress under loading, and systems and methods for shot peening railcar components such as, but not limited to, coupling knuckles. Such shot-peening systems and methods may include robotic and/or fixed-position shot-peening devices equipped with shot-emitting mechanisms for expelling shot media against desired areas of a railcar component. | 01-15-2015 |
20160151952 | COATED PELLETIZING EXTRUSION DIES AND METHOD FOR MAKING THE SAME | 06-02-2016 |