Abstract: A process for preparing coatings or sealed materials using a coating composition or a sealant that contains a first component and a second component. The first component includes a compound A) with at least one five-membered cyclic monothiocarbonate group. The second component includes a compound B) with at least one amino group. The at least one amino group can be a primary or secondary amino group or blocked primary or secondary amino group. Compounds A) or B) may additionally have at least one polymerizable, ethylenically unsaturated group. The coating composition or sealant may further include a compound C) with at least one polymerizable, ethylenically unsaturated group.

Abstract: Methods for fabricating flexible/stretchable circuits can include identifying one or more regions of a printed circuit board (PCB) for selectively removing insulation material. The PCB can include one or more electrically conductive structures arranged on an insulation layer. The method can include applying, within each region of the one or more regions, thermal energy via a heat source to a surface of the PCB within the region such that insulation material of the insulation layer is removed from the region while a portion of the insulation layer beneath the one or more electrically conductive structures is maintained. The flexible/stretchable circuit can be laminated on a soft actuator to form a soft robotic device.

Abstract: All-in-one formulations for preparing repellent coatings on surfaces of substrates include (i) one or more reactive components that can form a bonded layer on a surface in which the bonded layer comprises an array of compound each compound having one end bound to a surface and an opposite end extending away from the surface; (ii) an optional catalyst; (iii) a solvent; and (iv) a lubricant. A repellent coating can be formed from such formulations on substrate surfaces by drying the formulation on the surface to substantially remove the solvent and to form a bonded layer on the surface with the lubricant stably adhered to the bonded layer. The formulations can be applied to surfaces of ceramics, glasses, metals, alloys, composites, polymers or combinations thereof such as ceramic or metal plumbing fixtures, surfaces of glass substrates including mirrors, windshields, windows, surfaces composed of one or more polymers, medical devices such as ostomy appliances, etc.

Abstract: An implantable medical device includes an elongate member having a cross-sectional dimension that is less than 0.00085 inch, wherein the elongate member is made from a material comprising a platinum-tungsten alloy having a percentage of tungsten that is at least 10% by weight or alternatively the implantable medical device includes an elongate member made from a material comprising an alloy containing rhenium.

Abstract: A polymer three-dimensional (3D) printing methodology is disclosed for freeform fabrication of polymeric structures under ambient conditions without the use of printed support structures. The build material can be dissolved in a suitable solvent for 3D printing. The polymer solution can be printed in (e.g., continuously printed using a moving dispensing nozzle) a yield-stress support bath to form an intermediate article. The intermediate article may be liquid or only partially coagulated after being printed into the yield-stress support bath. The yield-stress support bath may be at least partially disposed within a container, and the container may be immersed in a post-treatment coagulation solution to remove some or all of the solvent, causing the build material to fully solidify to form a finished article from the intermediate article.

Abstract: A method for masking the appearance of a support structure underlying a highly translucent ceramic dental restoration is provided. The porous form of a zirconia ceramic dental restoration is treated with a liquid masking composition comprising 0.4 wt % to 50 wt % of one or more masking agents. The masking composition is applied to the internal surface of a restoration and a region of the facial surface of the restoration that is opposite the internal surface. After application of the masking compositions, treated zirconia restoration is sintered to greater than 98% theoretical density.

Abstract: Methods for forming an expandable tubular body having a plurality of braided filaments including a first filament including platinum or platinum alloy and a second filament including cobalt-chromium alloy. The methods include applying a first phosphorylcholine material directly on the platinum or platinum alloy of the first filament and applying a silane material on the second filament followed by a second phosphorylcholine material on the silane material on the second filament. The first and second phosphorylcholine materials each define a thickness of less than 100 nanometers.

Abstract: Some embodiments of the disclosure describe a batch coating apparatus. In some examples, the batch coating apparatus includes a fixing mechanism, a liquid holding mechanism, a liquid injection mechanism and a control device. The fixing mechanism includes a plurality of fixing portions for fixing work-pieces to be coated. The liquid holding mechanism includes a plurality of liquid tanks arranged side by side. The liquid injection mechanism includes a liquid storage portion and an infusion portion. The control device is configured to control at least one of a relative movement between the fixing mechanism and the liquid holding mechanism and a relative movement between the liquid holding mechanism and the liquid injection mechanism. The control device is configured to control the liquid injection mechanism to supply the coating liquid via the infusion portion.

Abstract: An aqueous biopolymer dispersion composition comprising: a biopolymer selected from the group consisting of: polybutylene adipate terephthalate (PBAT), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), polylactic acid (PLA), poly(3-hydroxybutyrate) (PHB), polycaprolactone (PCL), poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) (PHBH); poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV), polyhydroxyalkanoate (PHA), and mixtures thereof; a stabilising agent selected from the group consisting of: polyvinyl alcohol, fatty alcohol ethoxylates, ethylene oxide/propylene oxide (EO/PO) block copolymers, salts of fatty acids and mixtures thereof; a rheology modifier; a cross linking agent; optional further ingredients; and water.

Abstract: A process for printing a talus implant comprising the steps of scanning a joint for a damaged talus, and scanning a contralateral joint for a healthy talus. Next, the process includes obtaining dimensions for a talus based upon an initial scan and then obtaining dimensions for a talus based upon the scan of the contralateral joint. Next the process includes inverting the dimensions of the talus in the contralateral joint and then comparing the dimensions of the calculated talus with a pre-set of dimensions in a database. Next the process includes exporting a set of dimensions to a printer to print a talus implant.

Abstract: The disclosure relates to methods of filling gaps in semiconductor substrates. A method of filling a gap is disclosed. The method including providing a substrate having a gap in a reaction chamber, providing a first precursor including silicon and carbon into the reaction chamber in a vapor phase, wherein the first precursor includes at least one unsaturated carbon-carbon bond and at least one atom selected from oxygen and nitrogen. The method further includes providing a first plasma into the reaction chamber to polymerize the first precursor for forming a gap filling material, thereby at least partially filling the gap with the gap filling material. In some embodiments, the at least one unsaturated bond is a double bond.

Abstract: Medical devices, such as orthopedic medical implants, and corresponding methods of applying a porous coating to the medical device are disclosed. In some embodiments, a medical device may include a plurality of texture features extending from a base surface, and a porous coating applied into and atop of the plurality of texture features and the base surface. The porous coating may include a plurality of coating structures, wherein a first coating structure group of the plurality of coating structures has a first size, wherein a second coating structure group of the plurality of coating structures has a second size, and wherein the first size is different than the second size.

Abstract: The present disclosure relates to a method for preparing ferroboron alloy-coated lithium iron phosphate, comprising: preparing ferrous phosphate and lithium phosphate, then mixing ferrous phosphate and lithium phosphate and adding a hydrazine hydrate solution to obtain a mixture which is then subjected to grinding, drying and then calcining to obtain a calcined material, adding pure water to the calcined material and grinding the calcined material in water to obtain a slurry, to which PEG, ferrous sulfate crystals and disodium EDTA are added and stirred to dissolve, then adding a sodium borohydride solution and a sodium hydroxide solution while stirring and maintaining a pH in the process at 8.5-10.5, reacting for 15-30 min to obtain a product, and filtering, washing and vacuum drying the product to obtain the ferroboron alloy-coated lithium iron phosphate. The method may reduce interface resistance while improving conductivity, corrosion resistance, oxidation resistance and density of the product.

Abstract: A film-forming method in which film-formation is performed by heat-treating a mist of a raw material solution, the method including: dissolving metal gallium in an acidic solution containing at least one of hydrobromic acid and hydroiodic acid to prepare the raw material solution having a concentration of a metal impurity of less than 2%; and atomizing the raw material solution into a mist, and performing film-forming. This method can provide a film-forming method that can form a film having good crystallinity at a high film-forming rate.

Abstract: Disclosed herein are methods for laser cladding a coating the surface of a biomedical implant. The biomedical implant may be an implant with a laser-cladded silicon nitride coating for promoting osteogenesis.

Abstract: A method of making a printed circuit board pallet is provided. The method of making the pallet illustratively includes the steps of: providing a base in a form of a polymer sheet stock; applying a fluid onto the base at selective locations where the pallet will be built-up to a three-dimensional form; depositing a polymer powder onto the base at the selective locations applied with the fluid; removing any excess amounts of the polymer powder not adhered to the fluid; and heating the pallet to fuse the polymer powder together and to the base.

Abstract: Methods for creating self-folding materials that change shape in response to grooves created in the surface of the materials and when exposed to a stimuli. A tailored computational design tool, digital fabrication platform and mold for use with the methods also are provided.

Abstract: A water-based hydrogel polymer coating and a method of application to natural rubber or other elastomeric latex products are provided. The water-based hydrogel polymer is mixed with a blend of at least one elastomeric material to provide a hydrogel polymer blend composition. The water-based hydrogel polymer blend composition is applied in a single application to an elastomeric article, such as gloves, without additional solvents in the polymer blend composition and without a separate acid or chemical priming step. The water-based hydrogel coating herein provides increased lubricity to facilitate improved wet and dry donning of the elastomeric article.

Abstract: The present disclosure is directed to articles that have a surface comprising a polymeric material having a printed layer disposed thereon that is durable and flexible. Prior to formation of the printed layer, the surface of the article can comprise a first layer of a first composition disposed on a portion of the polymeric material. The first composition can include a dispersion of uncrosslinked polymers (e.g., a water-borne dispersion of uncrosslinked polymers). The printed layer can be included on an article of footwear, a component of footwear, apparel, a component of apparel, sporting equipment, or a component of sporting equipment.

Abstract: An implantable medical device includes an elongate member having a cross-sectional dimension that is less than 0.00085 inch, wherein the elongate member is made from a material comprising a platinum-tungsten alloy having a percentage of tungsten that is at least 10% by weight or alternatively the implantable medical device includes an elongate member made from a material comprising an alloy containing rhenium.