Multicolored flexible wearables include a first portion having a first flexible polymer forming a toroid and including one or more colorants, a first surface, a second surface, and a recess in the first surface not reaching the second surface. A second portion formed of a second flexible polymer fills a majority of the recess and includes one or more colorants. The first and second flexible polymers have different colors and are permanently bonded together. Precious material particles may be disposed within the first and/or second flexible polymers. One or more of the colorants may have a color matching a color of the precious material particles. One method of bonding the portions includes depositing a liquid second portion into the recess and then curing it. Another method includes depositing a solid second portion into the recess and then curing a liquid layer of polymer between the first portion and second portion.

A braided thermoplastic ribbon is disclosed having fully impregnated filaments. The ribbon is formed by a thermoplastic prepreg having a plurality of continuous fibers that are substantially oriented in a longitudinal direction, the continuous fibers constituting from about 30 wt. % to about 40 wt. % of the prepreg, a first resinous matrix that contains a first set of one or more thermoplastic polymers and within which the continuous fibers are embedded, wherein the thermoplastic polymers constitute from about 30 wt. % to about 40 wt. % of the prepreg, and a second resinous matrix that contains a second set of one or more thermoplastic polymers, wherein the second set of thermoplastic polymers constitute from about 30 wt. % to about 40 wt. % of the prepreg.

A method for manufacturing an antibacterial copper nanofiber by injection molding includes the following steps: raw material mixing operation: mixing dry copper nanopowder having an averaged particle size of not more than 48 nm with a fiber raw material to form a mixed raw material; and injection molding operation, including plasticization, filling, pressurization, cooling, ejection, and product injection. Finally, an antibacterial copper nanofiber injection product is obtained. Or in the raw material mixing operation, after mixing a dry copper nanopowder having an averaged particle size of not more than 48 nm with a fiber raw material to form a mixed raw material, mixing and granulating operation can be added, including heating, blending, extruding and granulating the mixed raw material through a mixer, and then melting to form a plurality of antibacterial copper nano-masterbatches; and then injection molding operation is performed to obtain an antibacterial copper nanofiber injection product.

A composition for use with a direct light processing apparatus and a method of manufacture. The composition includes a photopolymerizable resin of less than 200 mPa.Math.s measured at 25 degrees Celsius. The photopolymerizable resin cures when exposed to a light of a 405 nanometer wavelength or less. The composition also include a photoinitiator and a metallic powder. The metallic powder has a volumetric concentration greater than 50% of the total volume of the composition. The composition has a viscosity of less than 4000 mPa.Math.s.

The application relates to a plastic moulding for a moulding arrangement including a housing for another plastic moulding of the moulding arrangement, wherein the housing is formed within a moulding body of the plastic moulding including a weldable material in at least some areas. It is contemplated therein that a contact element is arranged on the moulding body, the contact element at least partly including an electrically conductive material and limiting a recess of the moulding body adjoining the housing in at least some areas. The application further relates to a moulding arrangement and a method for producing a moulding arrangement.

Multicolored flexible wearables include a first portion having a first flexible polymer forming a toroid and including one or more colorants, a first surface, a second surface, and a recess in the first surface not reaching the second surface. A second portion formed of a second flexible polymer fills a majority of the recess and includes one or more colorants. The first and second flexible polymers have different colors and are permanently bonded together. Precious material particles may be disposed within the first and/or second flexible polymers. One or more of the colorants may have a color matching a color of the precious material particles. One method of bonding the portions includes depositing a liquid second portion into the recess and then curing it. Another method includes depositing a solid second portion into the recess and then curing a liquid layer of polymer between the first portion and second portion.

To provide a sheet for sintering bonding and a sheet for sintering bonding with a base material that are suited for properly supplying a material for sintering bonding to a face planned to be bonded of a bonding object. A sheet for sintering bonding 10 according to the present invention comprises an electrically conductive metal containing sinterable particle and a binder component. In the sheet for sintering bonding 10, the shear strength at 23 C., F (MPa), measured in accordance with a SAICAS method and the minimum load, f (N), which is reached during an unloading process in load-displacement measurement in accordance with a nanoindentation method, satisfy 0.1F/f1. A sheet body X, which is a sheet for sintering bonding with a base material according to the present invention, has a laminated structure comprising a base material B and the sheet for sintering bonding 10.

A manufacturing method for forming highly filled foam through dual axis mixing of precursor chemicals and fillers to form end products and parts. The manufacturing method provides an improved highly filled foam material as well as improved methods for shaping such foam into various parts and end products. In this manufacturing method, a mixing container (33) may be used to mold highly filled foam directly into a cylindrical shape (40) for processing into parts and end products, or may be used to transport uncured highly filled foam to a separate molding station (50) to form molded end products (56) which incorporate well-mixed, highly filled foam therein

Aspects of the disclosure are directed to methods and/or apparatuses involving one or more of a conductive polymer, deposition of a conductive polymer and 3D (three-dimensional) printing of a continuous bead of material. As may be implemented in accordance with one or more embodiments characterized herein, a 3D structure is formed as follows. A stacked layer is formed by depositing a continuous bead of material along an uninterrupted path that defines a first layer of the 3D structure. A sidewall of the 3D structure is formed with opposing surfaces respectively defined by successive stacked layers of the 3D structure by, for each stacked layer (including the first layer), depositing the continuous bead of material along the path and with a surface thereof in contact with a surface of the continuous bead of material of an adjacent one of the stacked layers.

A method for manufacturing an antibacterial copper nanofiber by injection molding includes the following steps: raw material mixing operation: mixing dry copper nanopowder having an averaged particle size of not more than 48 nm with a fiber raw material to form a mixed raw material; and injection molding operation, including plasticization, filling, pressurization, cooling, ejection, and product injection. Finally, an antibacterial copper nanofiber injection product is obtained. Or in the raw material mixing operation, after mixing a dry copper nanopowder having an averaged particle size of not more than 48 nm with a fiber raw material to form a mixed raw material, mixing and granulating operation can be added, including heating, blending, extruding and granulating the mixed raw material through a mixer, and then melting to form a plurality of antibacterial copper nano-masterbatches; and then injection molding operation is performed to obtain an antibacterial copper nanofiber injection product.