Abstract: One embodiment relates to a method for preparing a polyamide-imide film which is colorless and transparent and has good mechanical properties, easily and efficiently in terms of yield. Particularly, the embodiment relates to a preparation method capable of obtaining a polyamide-imide film of which the optical characteristics, mechanical properties and flexibility are harmoniously improved without complicated processes, by controlling the amount of imide repeating units and amide repeating units constituting the polyamide-imide film.

Abstract: A solid thermal balancing composite material with lightweight is formed by a reinforced composite material pressured by a molding machine after going through a powder filling equipment. The reinforced composite material is a mixture of inorganic filler powders and polymer adhesives after granulation. The specific gravity of the solid thermal balancing composite material is no greater than 2.0. In addition, the present invention is adjustable in different shapes for various applications of heat dissipation.

Abstract: In one aspect, a material is disclosed, including: a periodic structure including a plurality of unit cells, the plurality of unit cells having a respective plurality of shared nodes, wherein each of the plurality of unit cells has a plurality of members forming an open cell volume; and a matrix material associated with the periodic structure. In another aspect, a method of forming a material is disclosed, including: forming a periodic structure including a plurality of unit cells, the plurality of unit cells having a respective plurality of shared nodes, wherein each of the plurality of unit cells has a plurality of members forming an open cell volume; and associating a matrix material with the periodic structure. Matrix material selection, composition, manufacturing, interfacial bonding modification, and post-treatments of the periodic structure-matrix material composites are disclosed.

Abstract: A bushing for a foam mix-head includes an injection port wall surrounding a vestigial area for foam accumulation, a substrate opening transition segment configured to be situated with an opening of a substrate, a seal housing, and a seal seated in a seal seat of the seal housing. The seal helps prevent leakage during a foaming operation, such as when manufacturing a vehicle interior panel having a foam layer between a skin layer and a substrate.

Abstract: The present disclosure relates to a method and a system for applying a foamable reaction mixture to a moving outerlayer, the reaction mixture being applied from discharge openings on the outerlayer, and the outerlayer moves at a speed of ?15 meters per minute relative to the discharge openings. The system also comprises ?7 discharge openings.

Abstract: An apparatus for the in-situ formation of a moulding. The apparatus includes a forming head and a forming blade. The forming head has a body having a raw material receiver. The body further has one or more outlets to permit the movement of raw material from the raw material receiver through an outer surface of the body and into an area adjacent to a work surface when the forming head is positioned in proximity to the work surface. The forming blade is secured to the body and imparts a desired profile shape to raw material deposited adjacent to the work surface as the forming head is moved along the work surface.

Abstract: Vibration damping and sound absorbing foam formed of foam and fine particles present inside the foam so as to form bell-like structures having communication paths to a surface of the foam is produced by performing the following steps [I] to [III] in the stated order. [I] Preparing foam having foamed cells inside the foam and having communication paths to the foamed cells on a surface thereof, and fine particles each having a particle diameter smaller than a cell diameter of each of the foamed cells and larger than a diameter of each of the communication paths. [II] Swelling the foam to enlarge the diameter of each of the communication paths, and then sprinkling the surface of the foam with the fine particles, followed by pushing of the fine particles into the foamed cells via the communication paths with a fluid pressure of a liquid. [III] Drying the foam.

Abstract: A method for producing a household appliance component for a household appliance includes producing the household appliance component from plastic by injection molding. The injection molding is carried out at least in some phases in a combined injection molding process involving thin-wall injection molding and cascade injection molding. At least a partial region, which is formed as a hollow body, of the household appliance component is produced by the combined injection molding process. A household appliance component is also provided.

Abstract: Provided is a molded article comprising an aliphatic polyester. The aliphatic polyester is at least one selected from the group consisting of polyglycolic acid and a copolymer of a glycolic acid monomer and a monomer other than the glycolic acid monomer. The molded article has a uniaxial compressive strength at a temperature of 23° C. of greater than 250 MPa and not greater than 350 MPa.

Abstract: A mold, system and method for manufacturing a part includes injection molding a substrate in a single injection mold and optionally trimming the panel substrate. The substrate can have a first configuration or a second, different configuration. Trimming of the substrate can occur when the substrate has the first configuration to define an aperture in the substrate.

Abstract: A molding apparatus and method operation for making a molded part are provided. The molding apparatus includes a mold core extending between a generally flat lower surface and an upper surface defining a runner, a fan gate, and a part cavity for forming the molded part. The mold core includes an inner surface defining a plunger cavity extending into the mold core from the upper surface and having a uniform cross-section parallel to the upper surface and open to the gate. A plunger is slidably disposed within the plunger cavity for pulling material from the gate into the plunger cavity. A first pin extends through a first bore in the mold core to move the plunger within the plunger cavity. A hydraulic cylinder interacts with an ejector plate to move the first pin. A second pin also extends through the mold core and is movable perpendicular to the upper surface.

Abstract: The disclosure provides a method of fabricating an applicator member for applying a liquid cosmetic, the method comprising a step of making a porous core out of sintered material and a step of overmolding a shell on the porous core, the shell including at least one inlet orifice for admitting liquid cosmetic into the core and at least one dispenser orifice for dispensing liquid cosmetic by means of the core. The disclosure also provides an applicator member obtained by the method and an applicator comprising such an applicator member and a reservoir.

Abstract: An air freshener has a rigidifying core defining a central axis, and an outer portion or sleeve contacting the core that is formed from one or more fragrance loaded polymers. Together, the core and outer portion are shaped to surround a first axis perpendicular to the central axis. The air freshener is made by injection molding a first shot of at least one polymer material to form the core, and injection molding a second shot of at least one polymer material incorporating one or more fragrance materials over or onto or into at least a portion of the core. The second shot of polymer material may be stretched about the portion of the core during injection molding, and may flow into a first hole formed in the core at or near the core distal end, and fills a second hole formed in the core at or near the core proximal end.

Abstract: An injection molding apparatus (100) comprising a rotor (240, 252, 2202), interconnected to a distal end (DE) of one or more elongated cables (237, 237, 248, 249, 2206) in an arrangement such that the one or more elongated cables are controllably rotatably drivable (R, R2, R3) via controlled driven rotation (R) of the rotor around the rotor axis, wherein the one or more elongated cables (237, 237, 248, 249) have a cable axis (CA) and are flexibly bendable along at least a portion of their axis (CA) into a curved or curvilinear configuration (CF), a rotary to linear motion converter (228, 230, 300, 700, 800, 1200, 1201, 2208) interconnected to the rotor and an upstream end of the valve pin (216, 218, 301, 501, 708, 808, 1222).

Abstract: A display operation device suppresses increase of the hardware operation switches, allocates more functions to the hardware operation switches and eliminates unintentional operation, and a molding machine includes the same. The display operation device includes a display unit, a touch panel overlapping the display unit, a control unit for displaying a screw pulling out operation button on the display unit and functioning as a software operation switch by combining said touch panel, and a common operation switch being a hardware operation switch. The control unit dynamically allocates the screw pulling out function to the common operation switch when an operator taps the software operation switch by combining the screw pulling out operation button displayed on the display unit and the touch panel.

Abstract: Multi-layer protective sheets of the invention are both rigid enough to provide desired protective properties, but flexible enough to be formable into a desired non-planar shape in order to protect surfaces such as optical display surfaces of electronic devices. Once formed into the desired non-planar shape, a modified interlayer of the multi-layer protective sheet has a shear storage modulus of greater than about 100 MPa.

Abstract: A die attached to a head of a rubber extrusion device is disposed at a leading end position of an extrusion flow path. The die is moved at least in a uniaxial direction relative to the head along a leading end surface of the head to place the die and the head in a desired relative position. A rubber material is extruded forward using a screw installed inside a cylinder, while being mixed and kneaded. Resultant unvulcanized rubber is fed into an extrusion flow path and extruded from an extrusion port formed in the die.

Abstract: A rubber extrusion device includes a head mounted with a die having: an extrusion port variable member disposed at a front end position of an extrusion flow path to move in a direction allowing an area of an extrusion port to change; and a rectifying body that enters and exits the extrusion flow path from a front end side of the extrusion flow path. A rubber extrudate is manufactured by: positioning the extrusion port variable member at a desired position in its movement direction; positioning the rectifying body at a desired position by moving the rectifying body in an extension direction of the extrusion flow path while being in contact with an inner wall of the extrusion flow path; and extruding unvulcanized rubber from the extrusion port by feeding the unvulcanized rubber into the extrusion flow path.

Abstract: A multi-orifice nozzle suitable for drawing a plurality of line rules in parallel, line rules disposed in parallel drawn using the multi-orifice nozzle, and systems and methods for using such line rules for impressing a substrate with a plurality of line indentations disposed in parallel.

Abstract: A cooling device for the external cooling of a film tube subjected to internal pressure in the production of blown films of thermoplastic material includes a cooling gas ring with a ring housing and a ring nozzle arranged concentrically to a central axis and being open towards the film tube. At least one inner ring channel extending in the circumferential direction about the central axis and being open radially inwards towards the ring nozzle is included and at least one feed channel for supplying cooling gas is attached to the ring housing. The at least one feed channel is connected to the ring channel. The cooling device also includes at least one flow guiding device which is arranged in the at least one feed channel and is configured such that when a cooling gas flows through the flow guiding device at least a partial flow of the cooling gas is set in rotation about a flow axis prior to flowing into the ring channel.

Abstract: The invention relates to a method and to a device for producing containers (11) filled with a liquid filling material (21, 21.1) from preforms (2) made of a thermoplastic material, wherein the preform (2) is thermally conditioned before its transformation, and subsequently, during a forming and filling phase, in a mold (37) of a forming and filling station (10), it is transformed into the container (11) by means of the filling material (21, 21.1) as pressure medium, wherein the filling material (21, 21.

Abstract: A method for producing a multipack of containers includes heating a preform, cooling at least part of the preform, the at least part of the preform defining a cooled region, and producing a first container from the preform. The container has a reinforced wall portion formed from the cooled region. The method continues with applying adhesive to the reinforced wall portion, thereby forming an adhesive point and fixing a second container to the adhesive point.

Abstract: A container including a longitudinal overlapping seam extending from an end seam and a mold part line extending from the closed end of the container to the open end of the container. The container wall consists of a one-piece thermoplastic substrate.

Abstract: The invention relates to a method and to an apparatus for applying dry air to a blow mold (4) arranged on a rotating blowing wheel of a blowing station (3) for blow molding containers (2) from thermoplastic, wherein dry air is collected in a collecting container (39) arranged to be offset radially inward with respect to the blow mold (4) on the blowing wheel (25), and the dry air from the collecting container (39) is discharged and directed to a surface of the blow mold (4) with a directional component pointing radially outward relative to the blowing wheel.

Abstract: A cooler box manufacturing method includes the steps of bonding an acrylonitrile butadiene styrene (ABS) sheet material to a polycarbonate (PC) layer to form a two-layered panel; heating and softening the two-layered panel and attaching the latter to a forming mold by vacuum suction to provide a rigid body shell and a rigid cover shell; sequentially attaching insulation pads and inner wall layers to inner surfaces of the rigid body and cover shells to provide a cooler box body and a cooler box cover that respectively internally have insulation pad or pads covered by an inner wall layer; and finally, pivotally connecting the cooler box cover to the cooler box body to complete a cooler box. The cooler box so manufactured has rigid shells to not only provide heat and cool insulation for food and beverage storage, but also prevent the stored food and beverage from colliding with one another.

Abstract: The disclosure relates to forming shaped thermoplastic articles having smooth peripheries. Many thermoplastic articles have sharp edges formed upon molding or cutting the article from a feedstock sheet. Such sharp edges can damage thin plastic films or flesh which they contact, and smoothing the edges is desirable. Described herein are methods of forming a smooth periphery for such sharp-edged articles by rolling over the sharp edge. The smoothing operation is performed by forming a deflectable flange including a bend region separated from the potentially sharp peripheral edge by a spacer, deflecting a portion of the deflectable flange, and softening at least one bent portion of the deflectable flange to yield a smooth periphery upon cooling. The deflection can include curling the spacer at or near the peripheral edge.

Abstract: A liner (10) for lining a microwave oven (M) to prevent food from adhering to the top (T), sides (R, L), and floor (F) of the microwave during the cooking of food. The liner has a top panel (12), and three side panels (18, 20, 22) which are initially folded in place with the top panel of the liner first being installed and then the other panels in a prescribed sequence. A two-sided tape (14) is used for adhering the panels to corresponding sides of the microwave. The liner further includes a panel (28) similarly installed on the floor of the microwave, this piece having a central opening which exposes the turntable installed in the floor of the microwave. A separate circularly shaped panel (30) attaches to the top of the turntable.

Abstract: An optical shaping ink set comprises a composition (I) for a model material and a composition (II) for a support material. Composition (I) comprises 50 to 74 PBW (parts by weight) of a monofunctional ethylenically unsaturated monomer (A), 26 to 50 PBW of a polyfunctional ethylenically unsaturated monomer (B), and 2 to 20 PBW of a photopolymerization initiator (C) per 100 PBW of the total composition for the model material, and (B) contains an alkoxylated polyfunctional ethylenically unsaturated monomer, but does not contain an ethylenically unsaturated monomer having a urethane group. Composition (II) comprises 20 to 50 PBW of a water-soluble monofunctional ethylenically unsaturated monomer (a), 20 to 49 PBW of a polyalkylene glycol (b) containing EO and/or PO, 35 PBW or less of a water-soluble organic solvent (c), and 5 to 20 PBW of a photopolymerization initiator (d) per 100 PBW of the total composition for the support material.

Abstract: A hotend assembly for an additive manufacturing device. The hotend assembly comprises a heated chamber, a number of inlets configured to feed filament into the heated chamber, and an exit orifice from the heated chamber. An actuated rod extends into the heated chamber and is rotated by a motor, wherein the actuated rod is configured to impart mechanical energy to the filament inside the heated chamber prior to extrusion through the exit orifice.

Abstract: A first aspect of the present invention is a constant force compression construct, comprising: (a) a plurality of compressible layers, each compressible layer comprising a plurality of interconnected flexible struts configured as a regular hexagonal lattice of repeating unit cells, with the layers spaced apart from one another, and with the unit cells of each layer aligned with one another; and (b) a plurality of beams interconnecting each of the compressible layers with each respective adjacent compressible layer to form a three-dimensional lattice having an upper portion, a lower portion, and a compressible region therebetween, with the repeating unit cells contained in the compressible region.

Abstract: A 3D printing method including: obtaining a wavelength-absorptivity relationship of a liquid forming material, where the wavelength-absorptivity relationship includes absorptivity peaks of at least two corresponding wavelengths; forming a 3D object by using a 3D printing apparatus, where the 3D printing apparatus provides a first light to cure the liquid forming material layer-by-layer and stacks the same to form the 3D object, and a wavelength of the first light is one of the at least two corresponding wavelengths; and providing a second light by a post curing device to irradiate the 3D object, where the second light comprises the at least two corresponding wavelengths.

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy source.

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers (3) of a build material (4) which can be consolidated by means of an energy source.

Abstract: A method for manufacturing an external component for horology or jewellery made of a composite material including a reinforcement formed of a preferably perforated structure and a matrix composed of a synthetic material, the method including the successive steps consisting in: a) making a 3D file of the reinforcement, b) forming the reinforcement by additive manufacturing, c) embedding all or part of the reinforcement in the synthetic material. An external component for horology or jewellery can be made of a composite material including a matrix composed of a synthetic material and a reinforcement having a perforated structure obtained by additive manufacturing.

Abstract: Provided is a method for producing an electrically conductive composite, wherein the method includes: a) providing a bed of a polymer in a non-continuous solid form; b) providing, on the polymer bed, a composition that comprises a chemical precursor dissolved in a liquid medium made to inhibit a chemical reaction of the chemical precursor into forming an electrically conductive inorganic component; c) forming an electrically conductive inorganic component from a chemical reaction of the chemical precursor, by at least evaporating the liquid medium; and d) exposing to electromagnetic radiation an electromagnetic radiation absorber of the composition, to sinter those portions of said polymer bed in thermal contact therewith, to form a polymer network that percolates an electrically conductive network formed with the electrically conductive inorganic component. Also provided are a system and a package adapted to implement the presently disclosed method.

Abstract: A method is disclosed for making an article with an additive manufacturing machine that includes a build platform (14) and an additive material dispensing nozzle (18) for controlled application of the additive material with respect to a location of the build platform. The method includes attaching a first part (24a) to the build platform. The first part includes a first mating surface that includes a protruding portion (34) and a recessed portion (32). A digital model of a second part that includes a second mating surface comprising recessed and protruding portions (39, 38) complementary to the first mating surface is inputted to the additive manufacturing machine. The nozzle dispenses and hardens an incremental quantity of a polymer material to the first mating surface according to the digital model, and successively-dispensed incremental quantities of polymer material are applied and hardened according to the digital model to produce the article including first and second parts.

Abstract: Powder-layer three-dimensional printer recoaters are disclosed which comprise a controllably vibrated traveling powder dispenser having a hopper section adapted to contain a build powder, an opening through which the powder can be controllably discharged laterally into a chamber which is located beside the opening and which has a mesh covering at least a portion of its bottom. A gate is located with its bottom portion proximal to the opening and is adapted so that its bottom portion horizontally oscillates with respect to the hopper. The recoaters also comprise a vibrator that is operably connected to the traveling powder dispenser and is adapted to selectively cause the powder to flow from the hopper through the opening and be discharged through the mesh and the bottom portion of the gate to horizontally oscillate. In some embodiments, the recoaters also comprise a smoothing device which is adapted to smoothen the powder dispensed through the mesh.

Abstract: According to some aspects, a laminated multi-material separation layer is provided for use in an additive fabrication device wherein layers of solid material are formed in contact with the separation layer by curing a liquid photopolymer. In some embodiments, the laminated multi-material layer may include an elastic first layer that aids in separation of cured photopolymer from the container in addition to a barrier layer on an upper surface that protects the first layer from exposure to substances in the liquid photopolymer that may not be compatible with the material of the first layer.

Abstract: A plasticizing device includes a first member having a groove portion that has a spiral shape extending to a center, a motor that rotates the first member, a second member that faces the first member, and a heating unit for heating a material that is transported along the groove portion, the first member having a plurality of recessed portions on a bottom surface of the groove portion. By providing a plurality of recessed portions on the bottom surface of the first member through which the material flows, the rotational force of the rotating first member is easily transmitted to the material and the amount of material flowing in the first member can be increased.

Abstract: A filament which can give an arbitrary hardness to a three-dimensional molded object and is not bent in a conveying process and a method of manufacturing the same are provided. In the present invention, a filament used as a material of a printed matter printed by a three-dimensional printing device using a fused deposition modeling method (FDM) is configured to contain a polylactic acid resin and a thermoplastic elastomer.

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy source (4).

Abstract: The claimed subject matter includes a system and method to design 3D objects for fabrication. In embodiments, the method includes sampling coordinates of a two-dimensional object. The method also includes generating fabrication coordinates based on the coordinates and a plane comprising a top layer of a three-dimensional (3D) object. Additionally, the method includes generating a 2D triangular mesh for the top layer of an overhang based on the sampled coordinates, an angle between the top layer and two points in a previous top layer border less than or equal to an overhang threshold angle.

Abstract: A 3D printing system comprises a 3D printing arrangement operable to print a 3D object, a processing unit operable to analyse images captured by an infra-red camera to detect the state of the object being printed, a substrate upon which the 3D printed object is adhered during the 3D printing process; and an infra-red light source arranged to illuminate the substrate in such a manner so as to cause total internal reflection of the infra-red light to occur in the substrate when the 3D object is not adhered to the substrate, wherein the infra-red camera is arranged to view the surface of the substrate opposite to that which the 3D object is printed upon so that the camera may capture images of the 3D object when it is correctly adhered to the substrate; and the processing unit is operable to analyses the captured images to detect whether the 3D object is correctly adhered to the substrate.

Abstract: A method of anchoring a connector element (10) in a receiving object (66) comprises inserting a distal end of the connector element (10) into a mounting hole in an insertion direction along an insertion axis; inserting a sleeve (36) comprising a thermoplastic material into the mounting hole, the sleeve (36) enclosing the connector element (10); and transferring energy to liquefy at least a portion of the thermoplastic material of the sleeve (36). A machine (500) configured for carrying out the method and a connector element anchoring kit comprising a connector element (10) and a sleeve (36) comprising thermoplastic material.

Abstract: A method for assembling by welding at least two components of composite material includes positioning at least one connection layer of fibers so as to be interposed between the contact surfaces of the two components and/or positioned in the region of at least one contact surface of the two components, each connection layer having unidirectional fibers which are oriented in a direction different from the directions of the fibers of at least the fiber layers of the two components close to the contact surfaces. An induced electrical current is generated in a direction approximately parallel with the direction of the fibers of each connection layer. This method enables heating to be concentrated in the region of the contact surfaces. An assembly is disclosed of at least two components of composite material by carrying out the method.

Abstract: A metal-resin joining device joins a thermoplastic resin plate (12) to a metal plate (13) by melting the resin plate (12) in contact with the metal plate (13) through heating an exposed face of the metal plate (13) by one-sided resistive heating. The metal-resin joining device has a center electrode (24a) that is brought in contact with the metal plate (13) and a peripheral electrode (24b) that is brought in contact with the metal plate (13) to annularly surround the center electrode (24a) and to which a current flows from the center electrode (24a) via the metal plate (13), wherein the peripheral electrode (24b) is made of a metal material having a higher electrical resistance than the center electrode (24a).

Abstract: A method and apparatus for assembling a wind turbine blade (10) including first and second outer shell portions (16, 18) and an internal web (12) are provided. An adhesive material (42) is applied to a top end (30) of the internal web (12) as well as the edges (62, 64) of the first outer shell portion (16) for connection to the second outer shell portion (18). Localized heat energy is applied to pre-cure the adhesive material (42) at the top end (30) of the internal web (12) before applying heat energy to fully cure all of the adhesive material (42) in the wind turbine blade (10). The pre-curing is performed by a removable localized heater device (72), and it assures that the integrity of the bond between the internal web (12) and the second outer shell portion (18) is maintained during the full curing of the blade (10), when temporary thermal deformation of the outer shell (14) sometimes occurs.

Abstract: A process and system for manufacturing roller blinds is provided which includes structure for performing plural steps including a first step of helically winding slat fabric about a drum, thereby forming a slat product. A second step includes moving the slat product from the drum to a platform. A third step includes winding the slat product about a roller tube to form a roller blind. A fourth step includes moving the blind from the platform to a heat treating device.

Abstract: A welding process may be configured to convert a substrate into a welded substrate by applying a process solvent to the substrate, wherein the process solvent interrupts one or more intermolecular force between one or more component in the substrate. The substrate may be configured as a natural fiber, such as cellulose, hemicelluloses, and silk. The process solvent may be configured as an ionic-liquid based solvent and the welded substrate may be a congealed network after the process solvent has been adequately swollen and/or mobilized the substrate. A welding process may be configured such that individual fibers of a substrate are not fully dissolved such that material in the fiber core may be left in the native state by controlling process variables. The welding process fibers may have a tenacity 10% or 20% greater or a diameter 25% less than that of a cellulosic-based yarn substrate.

Abstract: A dual layer cured composite article is provided that has an outer part having an outer part thickness composed of a first resin matrix having between 50 and 70 total weight percent of the outer part being an outer part mixed fiber filler, the outer part mixed fiber filler having an outer part primary fiber:carbon fiber ratio of 0.05-20:1. An inner part complementary to the outer part is provided and has an inner part thickness composed of a second resin matrix having between 40 and 60 total weight percent of the inner part of an inner mixed fiber filler, the inner mixed fiber filler having an inner part primary fiber:carbon fiber ratio of less than said outer part primary fiber:carbon fiber ratio. A joinder between the outer part and the inner part is provided. A process for producing such an article is also provided.