Abstract: A mold includes: a base; and a contact surface which is provided on the base and which comes into contact with a molten material. The contact surface is provided with a first surface portion that includes a first fiber layer in which first carbon fibers are raised, and a second surface portion having different surface characteristics from the first surface portion.

Abstract: A hard-coated member comprising a substrate made of cemented carbide or high-speed steel and a titanium carbonitride layer formed on the substrate by a chemical vapor deposition method, the titanium carbonitride layer comprising first to third layers each having a columnar crystal structure in this order from the side of the substrate, the second layer being smaller than the first layer in carbon concentration, and the third layer being smaller than the second layer in carbon concentration, and an indexable rotary tool comprising it. The first layer is formed by using a starting material gas comprising a TiCl4 gas, an N2 gas, a C2-C5 hydrocarbon gas and an H2 gas, the second layer is formed by using a starting material gas comprising a TiCl4 gas, an N2 gas, an organic cyanide gas, a C2-C5 hydrocarbon gas, and an H2 gas, and the third layer is formed by using a starting material gas comprising a TiCl4 gas, an N2 gas, an organic cyanide gas, whose amount is smaller than in the second layer, and an H2 gas.

Abstract: A stamp includes a metal supporting layer, a pattern forming layer and an adhesive layer. The metal supporting layer has a first thermal conductivity. The pattern forming layer is disposed on the metal supporting layer and has a surface with a molding pattern formed thereon. The adhesive layer is disposed between the metal supporting layer and the pattern forming layer to couple the pattern forming layer to the metal supporting layer, and has a second thermal conductivity lower than the first thermal conductivity. Thus, strength of the stamp may be improved, and deformation of the stamp during the process of manufacturing a light guide plate may be reduced or prevented.

Abstract: The invention relates to a moulding tool for producing a composite material part by coating, by means of a matrix, a flexible preform including a skin, and profiled elements delimiting a plurality of three-dimensional meshes of polyhedral shapes. This moulding tool comprises a mould and a countermould made of a material having the same expansion coefficient as the preform. Furthermore, includes, for each three-dimensional mesh, a part for filling the latter, formed from a plurality of wedges (12-27) suitable for being interlocked and delimiting a free central volume (28, 29), and from a blocking part (40) suitable for ensuring a relative blocking of said blocking part and of the wedges (12-27), the wedges and blocking parts being produced from a material having an expansion coefficient suitable for obtaining a predetermined compaction of is the preform for the polymerization temperature of the matrix.

Abstract: A powder slush molding tool having heating and cooling features cast as part of the tool, wherein the tool created using molds formed by additive manufacturing techniques, and wherein the tool is further used for making a flexible polymeric soft skin for use in a vehicle interior.

Abstract: The disclosure relates generally to mold compositions and methods of molding and the articles so molded. More specifically, the disclosure relates to mold compositions, intrinsic facecoat compositions, and methods for casting titanium-containing articles, and the titanium-containing articles so molded.

Abstract: Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devices present in a solution comprising the at least one water-soluble vinyl alcohol copolymer, and related methods are described. The methods of manufacturing ophthalmic devices can use wet demolding processes, or wet delensing processes or both wet demolding and wet delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: A method for manufacturing a mold core includes the following steps: providing a body having a forming surface; forming an iridium dioxide layer preform on the forming surface to obtain a mold core preform; and reducing iridium dioxide of a surface of the iridium dioxide layer preform into iridium, so that the iridium dioxide layer preform is converted to an iridium dioxide layer and an iridium layer formed on the iridium dioxide layer to obtain the mold core.

Abstract: 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.

Abstract: The present invention relates to methods and devices for the modelling tendinous tissue into a desired shape. The shaped tissue produced by the methods of the present invention is useful in any field relating to biological tissue, particularly in the field of medicine, most preferred in surgery, for intraoperative use or pre- or peri-operative preparation of the tissue.

Abstract: An optical element molding die is designed for molding an optical element having a concave-convex structure. The optical element can be manufactured by a wet system that enables element formation over a large area and a curved surface, without using a lithographic process, and is advantageous in terms of mass production and equipment cost. The optical element molding die includes a substrate having a surface with a negative standard electrode potential in the oxidation reaction and an anodic oxidation layer provided on the substrate. A protective layer with the positive standard electrode potential is provided between the substrate and the anodic oxidation layer.

Abstract: Mould tools (10) particularly for use in moulding curable resinous composite materials, such as fibre-reinforced resinous materials, having a body (14) comprising a foamed ferrous/nickel alloy such as FeNi36, FeNi42 and/or FE-330Ni-4.5Co. The body (14) can be made of a single unit or of a plurality of units that would typically be secured together. A tool surface (12) is declined on a tool surface layer (20) of the body (14). The tool surface layer (20) can comprise a cured resinous material.

Abstract: A frozen comestible maker suitable for home use includes single or multiple molding cavities for forming frozen comestibles, a heat exchanger for maximizing the heat transfer away from the fluid that is being frozen in the molding cavities, a refrigerant solution with a depressed freezing point in contact with the heat exchangers, a base container to seal the refrigerant solution from the fluid that is being frozen, and a bezel piece to retain spills and aid with handling. The refrigerant solution is captured between the molding cavities and the base container. One or more sticks, a drip cup, and an extraction tool may be provided with the frozen comestible maker for preparing and extracting shaped frozen comestibles, such as ice pops and popsicles, therefrom.

Abstract: Disclosed is a layered product for metamaterial transfer for transferring a metamaterial layer onto a substrate, including: a resin mold having a fine convex-concave structure on a surface; and an inorganic layer as a metamaterial layer including at least one dielectric layer and at least one metal layer deposited on a surface of the resin mold, wherein resin of the resin mold contains fluorine, and a ratio between an average elemental fluorine concentration Eb of the resin and an elemental fluorine concentration Es of the surface of the resin mold satisfies the following equation: 200?Es/Eb?5.0.

Abstract: A molten metal casting die having a modified surface, a method for making such dies, and a method for making articles of manufacture from such dies is disclosed. The methods are designed to protect die steel surfaces having a protective coating from corrosion by molten metals substantially containing liquid copper.

Abstract: A metallic, ferriferous permanent mold, especially a permanent steel mold, is provided that can be impinged upon with a liquid or flowable aluminum material, a layer for protecting the permanent form and for obtaining an optimum cast result being producible by means of a mold release agent. The invention also relates to a mold release agent for producing said layer and to a method for producing said layer.

Abstract: A foundry coating composition for moulds and cores, a process for preparing coated foundry moulds and cores, and coated moulds and cores obtainable by the process. The foundry coating composition comprises a liquid carrier; a binder; and a particulate refractory filler. The particulate refractory filler comprises a first (relatively coarse) fraction having a particle size of d>38 ?m and a second (relatively fine) fraction having a particle size of d<38 ?m. No more than 10% of the total particulate refractory filler has a particle size of 38 ?m<d<53 ?m and no more than 50% of the second (relatively fine) fraction is constituted by calcined kaolin. The foundry coating composition is applied to moulds and cores to assist in the removal of the casting from the mould and prevention of casting defects.

Abstract: An apparatus for manufacturing a carbon nanotube heat sink includes a board, and a number of first and second carbon nanotubes formed on the board. The first carbon nanotubes and the second nanotubes are grown along a substantially same direction from the board. A height difference exists between a common free end of the first carbon nanotubes and a common free end of the second carbon nanotubes.

Abstract: A method of manufacturing a casting article for use in a casting process includes rapidly forming the casting article out of a metallic material. A ceramic coating is applied to an exterior surface of the casting article.

Abstract: Provided are a layered crucible for casting a silicon ingot that can suppress dissolution of oxygen into the silicon ingot and a method of producing the same crucible. The layered crucible for casting a silicon ingot is used in the production of a silicon ingot by melting and casting a silicon raw material. The layered crucible comprising: a silica layer provided on the inner side of a mold; and a barium coating layer provided on the surface of the silica layer.

Abstract: The invention provides a reusable formwork for forming a polygonal upright concrete column using a plurality of retaining devices and a plurality of panels arranged with the retaining devices for providing a forming cavity between the panels adapted to receive concrete therein. Hooping means are used to hoop the panels forming the cavity.

Abstract: A casting mold for a metal melt is provided. By coating a core of a casting mold, the core may be mechanically stabilized and an inner coating of the component to be cast may be obtained, wherein the coating preferably serves as an anti-corrosion layer. A method for producing a cast part using the casting mold is also provided.

Abstract: The invention relates to a hybrid tooling (1) for the curing of composite pieces, comprising a support structure (3) made of a metallic material with high thermal diffusivity, a base plate (31) with an identical surface geometry as that of the piece to be cured, made of INVAR 36 or NILO 36, an intermediate structure (21) between the support structure (3) and the base plate (31), with a cell configuration, with the sides of each cell sufficiently lightened so as to facilitate the flow of air under the base plate (31) during the curing cycle, made of INVAR 36 or NILO 36, and means of fixing the intermediate structure (21) to the support structure (3) which allow their free expansion.

Abstract: The present invention relates to a method of making an anti-reflective coating to an optical surface of a mold. In one embodiment, the method includes the steps of: providing a lens mold having an optical surface; forming a layer of a first hydrophobic material with a monolayer thickness over the optical surface; forming a layer of a second hydrophobic material with a thickness of about 10 to 50 nm over the layer of a first hydrophobic material, wherein the first and second hydrophobic materials are different; forming an anti-reflective coating layered structure over the layer of a second hydrophobic material; and forming a layer of a coupling agent that is deposited using vapor deposition and with a thickness of about 1 to 10 nm over the anti-reflective coating layered structure.

Abstract: A tool, has a tool shell having a top side for shaping a fiber-reinforced component, and an underside, wherein said tool shell is dimensionally stable and is provided with an integrally moulded ribbed structure on said underside to provide a dimensional stability.

Abstract: A mold manufacturing method includes providing an aluminum base or an aluminum film; allowing passage of an electric current between a surface of the aluminum base and a counter electrode in an aqueous solution with the surface being a cathode, thereby forming a plurality of first recessed portions whose two-dimensional size viewed in a direction normal to the surface is not less than 200 nm and not more than 100 ?m; thereafter, the step of anodizing the surface, thereby forming a porous alumina layer which has a plurality of second recessed portions whose two-dimensional size is not less than 10 nm and less than 500 nm over an inner surface of the plurality of first recessed portions and between the plurality of first recessed portions; and thereafter, bringing the porous alumina layer into contact with an etchant, thereby enlarging the plurality of second recessed portions of the porous alumina layer.

Abstract: A method for producing a negative mold for casting a wind turbine blade is provided. The described method comprises directly producing the negative mold based on three dimensional data of the negative mold, wherein for producing the negative mold a milling machine is used. It is further described a manufacturing method for a wind turbine blade by means of the described negative mold. Further, it is described such a negative mold and a wind turbine blade, which has been produced with such a negative mold.

Abstract: A forming mold having a base member, a resin layer bonded to the base member and serving as a forming surface, and a bonding layer between the base member and the resin layer, which bonds the base member to the resin layer. The base member has a rigidity higher than that of the resin layer. The forming mold is produced through bonding the resin layer to the base member by use of an adhesive, and the surface of the bonded resin layer is worked, to form the “forming surface” of the resin layer. Alternatively, the forming mold is produced through forming the resin layer having a “forming surface” and bonding the formed resin layer to the base member by use of an adhesive. The present invention enables provision of a forming mold having enhanced dimensional precision of the resin layer actually serving as a forming surface.

Abstract: A mold for processing optical film includes a substrate, a copper oxide film, and a hydrophobic fluorinated self-assembled monolayer film. The substrate has a copper surface. The copper oxide film is formed on the copper surface. The hydrophobic fluorinated self-assembled monolayer film is formed on the surface of the copper oxide film. The mold provides easy release of the hydrophobic fluorinated self-assembled monolayer film.

Abstract: An anodized layer formation method of at least one example embodiment of the present invention includes the steps of: (a) providing an aluminum base which has a machined surface; (b) forming, in the surface of the aluminum base, a minute uneven structure which has a smaller average neighboring distance than an average neighboring distance of a plurality of minute recessed portions that an intended porous alumina layer has; and (c) after step (b), anodizing the surface of the aluminum base, thereby forming a porous alumina layer which has the plurality of minute recessed portions. According to at least one embodiment the present invention, a porous alumina layer which has uniformly-distributed minute recessed portions can be formed over a machined surface of an aluminum base.

Abstract: A method for forming a nano/microstructure includes applying a release coating having a transition temperature to a mold, the release coating promoting adhesion thereto at temperatures below the transition temperature and release at temperatures above the transition temperature. A cast material is adhered to the release coating at a first temperature below the transition temperature and released from the mold by exposing the release coating to a second temperature greater than the transition temperature.

Abstract: A mold of the present invention includes: a base 12 made of glass or plastic; an inorganic underlayer 14 provided on a surface of the base 12; a buffer layer 16 provided on the inorganic underlayer 14, the buffer layer 16 containing aluminum; an aluminum layer 18a provided on a surface of the buffer layer 16; and a porous alumina layer 20 provided on a surface of the aluminum layer 18a. The porous alumina layer 20 has a plurality of recessed portions 22 whose two-dimensional size viewed in a direction normal to the surface is not less than 10 nm and less than 500 nm. The mold of the present invention has excellent adhesion between the aluminum layer and the base.

Abstract: A mandrel and method of making a mandrel for use as a substrate in the manufacture of woven or braided articles. The mandrel may have an inner core of foam; at least a first layer of carbon fiber-reinforced resin, and an outer layer of glass fiber-reinforced resin. The foam core may be a high density, closed cell polyurethane foam that is formed of a desired size and shape. The fibers in the first layer and outer layer may be, for example, chopped fibers, continuous longitudinally aligned fibers, circumferentially wound fibers, obliquely aligned fibers, or the fibers may have a woven or braided pattern. Multiple mandrels may be joined together to form complex mandrel shapes such as curves, ovals, and circles.

Abstract: The invention provides a mould (80) comprising first (82), second (84) and third (86) cuboid moulds elements, each having a pair of adjacent rectangular faces which are planar and polished flat and which intersect at 270° to a high tolerance. Each mould element has a length dimension substantially twice its width dimension so that the mould elements may be arranged to form two accurate internal corner-cubes having flat, planar surfaces suitable for moulding. The apexes of the two internal corner-cubes are co-located. Pairs of adjacent mould elements are clamped in contact with each other by means of bolts (88) and washers (89). The mould may be used to produce a component having a very accurate solid corner-cube, whilst the mould elements themselves are relatively simple to fabricate because each is required to have only a pair of adjacent rectangular surfaces which are flat and planar and which intersect at 270° to a high tolerance.

Abstract: A block mold for forming a block, comprising a bottom wall, a side wall movable relative to the bottom wall, and a textured material on the side wall (e.g., near a bottom portion of the side wall) and adapted to create a textured surface on the block when the side wall is moved relative to the bottom wall. The textured material comprises abrasive particles (e.g., ten to sixty micron diamond grain) in a matrix (e.g., nickel alloy). In one embodiment, opposing first and second side surfaces of the side wall form two adjacent mold cavities, and the first and second side surfaces each include textured material (e.g., on a lower portion of the respective side surface). Preferably, the side wall includes a side surface defining a plane, and the textured material is applied to the side surface to create the textured surface that protrudes from the plane.

Abstract: The invention provides a retaining device for assembling two panels together. The device has a support and first and second pairs of spaced-apart parallel walls extending along the support and projecting outwardly therefrom for providing first and second holding channels extending angularly to each other, each channel being adapted to receive an edge of one of the panels therein in a snugly relationship to allow assembling of the two panels. The invention also provides a formwork for forming a polygonal upright concrete structure using a plurality of retaining devices and a plurality of panels arranged with the retaining devices for providing a forming cavity between the panels adapted to receive concrete therein. There is also provided a packaging assembly for packaging goods using a plurality of retaining devices and a plurality of panels arranged with the retaining devices for providing a protecting cavity between the panels adapted to receive the goods therein.

Abstract: An apparatus for preparing frozen comestibles including a container having an interior portion holding a refrigerant solution, and a mold insert attached to the container. The mold insert includes a base, molding cavities extending therefrom, and a heat exchanger in communication with the molding cavities. The mold insert is received within the container such that the molding cavities are housed within the interior portion of the container and the heat exchangers are submerged within the refrigerant solution. The molding cavities include exposed openings that receive fluids to be frozen. When the refrigerant solution is at a sufficiently cool temperature, the fluids freeze into a shaped frozen comestible.

Abstract: A boundary lubricant film 1 is formed on a stamper 22 contact portion of a stationary mirror 21 and/or a stationary mirror 21 contact portion of the stamper 22. The boundary lubricant film 1 contains one of kinds of phosphate esters. A material is injected into a cavity 14. As a result, a disc substrate for an optical disc is molded.

Abstract: Machinable composite molds for use in molding composite structures. The mold includes a mold body having a tool surface that is shaped to provide the molded surface of the composite structure. The mold body is made up of at least one mold layer composed of a quasi-isotropic material composed of a plurality of randomly oriented fiber bundles or chips impregnated with a resin. The use of randomly oriented fiber chips allows post-cure machining of the mold body.

Abstract: A method for fabricating a liquid crystal display (LCD) device wherein a photolithography technique is replaced by soft lithography is disclosed. The method includes: forming a thin film transistor array substrate; forming a color filter substrate; bonding the thin film transistor array substrate and the color filter substrate; and applying a liquid crystal between the thin film transistor array substrate and the color filter substrate, wherein at least one of the forming the thin film transistor array substrate and the forming the color filter substrate includes a pattern forming method using a soft mold. The pattern forming method may be a soft lithography process that includes: contacting a soft mold having a particular pattern with a surface of a buffer layer and applying a constant heat to the soft mold and buffer layer to transfer the particular pattern onto the buffer layer.

Abstract: A hard mold and method of preparing the mold is disclosed. The hard mold is designed for manufacturing articles having various shapes and patterns. The shaping mold includes a layer of hardened material provided over the entire surface of the selected master. The inventor has found that a polyurea coating or other polyurethane hybrid is preferred. Once the layer of hardened material has dried, the surface of the hardened material is sanded with a 20-40 grit sandpaper and a layer of polyester resin is then applied to the layer of hardened material. Once the polyester resin is applied, multiple layers of vinyl ester are applied to the polyester resin to prevent the polyester resin from shrinking. In the preferred embodiment, the application includes at least three (3) layers of vinyl ester.

Abstract: The present disclosure features processes and equipment for forming a variety of textured materials, including both release webs, and finished products such as flooring materials, wall coverings, textured laminates and the like. The processes described herein allow curing radiation to be passed through a texturing medium, rather than through the substrate to which the curable material is applied.

Abstract: An exemplary method for making a mold used for molding lenses includes the following. First, a base is provided. The base has parallel lines marked on a surface thereof. Second, a dispenser is provided. The dispenser dispenses lumps of molding material on selected positions on the surface of the base guided by the lines. Third, a roller is provided. The roller has a peripheral side surface. The peripheral side surface has spaced molding surfaces defined thereat, each molding surface corresponding to a surface of a lens to be formed. The roller is applied above the base, with the molding surfaces press-molding the lumps of molding material, thereby forming molding portions on the base. Thus, a mold including the base and the molding portions formed on the base is obtained.

Abstract: A mold includes: a base; and a contact surface which is provided on the base and which comes into contact with a molten material. The contact surface is provided with a first surface portion that includes a first fiber layer in which first carbon fibers are raised, and a second surface portion having different surface characteristics from the first surface portion.

Abstract: Molds and related methods and articles are disclosed. In certain embodiments, an exposed surface of the mold has regions with different coefficients of friction.

Abstract: The present invention relates to a method of fabricating a mold core (5) for making hollow parts (11) based on a composite material including fibers, fabrics, or textiles together with a resin, the method consisting in mixing a filler material (1) and a binder material (2) in order to obtain a uniform mixture of materials, and in solidifying, compacting, and shaping the resulting mixture in order to constitute said core, the method being characterized in that it further consists in introducing into the mixture at least one complementary material (3) that is expandable under the effect of heat or by applying another physical or chemical principle, and in mixing said materials (1, 2, 3) in order to obtain a uniform distribution of the complementary material (3) in the mixture.

Abstract: A tool die for forming a green ceramic body. The tool die has a wear resistant coating that is deposited on a substrate and has an outer or free surface having a morphology that provides a mean roughness in a range from about 0.03 ?m up to about 0.8 ?m Rq. In one embodiment, the wear resistant coating has multiple alternating layers of fine grained and coarse grained materials. Methods of making the tool die and wear resistant coating are also provided.

Abstract: Mold sealer compositions are provided that are effective for molding thermoplastic parts from metal mold surfaces, which when applied as a coating cures to a finish having a high durability permitting multiple releases.

Abstract: 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.

Abstract: A method of casting a semi-liquid or semi-solid iron-based alloy, the method including: applying, to a part or to the whole of an uppermost surface of an inner surface of a die, a lubricating die-release agent in which particles including at least one selected from molybdenum disulfide, graphite, tungsten disulfide, boron nitride, chrome oxide and boric oxide are dispersed in a solvent; and thereafter casting by using the die.