Abstract: This application relates to a photoactive product comprising: a catechol-containing compound, an amine-containing polymer, and photoactive material. The photoactive product can act as a photocatalyst and can be used in photoelectrodes for use in, for example, photoelectrochemical analyte sensing, including biosensing. The photoelectrodes modified with hybrid organic/inorganic materials can provide increased light absorption and charge separation, binding sites for attaching biorecognition probes, and built-in film-forming properties for well-adhered and uniform photoactive frameworks on the collector electrodes.

Abstract: A clear homogenous, efficient, MEKO-free anti-skinning composition, for use in alkyd-based coating materials containing metal carboxylate driers, contains a mixture of cyclohexanone oxime and/or a petroleum distillate soluble zinc carboxylate dissolved in methyl propyl ketoxmine.

Abstract: The present invention relates to a water-soluble paint or coating composition comprising: a zeolite-based inorganic compound in which one or more metallic ions with excellent antibacterial ability are ionically bonded; a clay mineral with excellent deodorizing ability; and a photocatalyst having lasting ability. The present invention is characterized by comprising: 1-15 wt % of metallic zeolite, which is configured by ionic bonding between metal ions and zeolite; 1-15 wt % of clay mineral; and 1-10 wt % of photocatalyst, and may exhibit, at the same time, an antibacterial effect, a deodorizing effect, and a lasting effect.

Abstract: A method of forming a silver catalyst layer in chemical plating includes providing a substrate; applying a silver-containing solution onto the substrate; and applying energy of activation to the silver-containing solution to form a silver catalyst layer over the substrate. The silver-containing solution includes silver ions, a diamine compound, a carboxylic acid compound, and a solvent. In addition, the substrate having the silver catalyst layer thereon can be immersed into a chemical plating solution to form a metal layer over the silver catalyst layer.

Abstract: The present application is related to a three-dimensionally ordered macroporous oxygen-deficient cerium dioxide catalyst, and a preparation method and an application thereof. The catalyst is prepared by using a polymethyl methacrylate (PMMA) colloidal crystal template method, calcining in a reducing/oxidizing atmosphere, and treating with water vapor, and the prepared catalyst shows an excellent activity and stability in photothermocatalytic purification of typical amospheric pollutants such as styrene, n-hexane, and cyclohexane. The method has the characteristics of cheap and easily available raw materials, simple preparation process, controllable oxygen vacancy, surface acid amount, and acid strength of the obtained material, and excellent photothermocatalytic performance.

Abstract: A method of forming a titania-coated inorganic particle comprising the steps of: (a) agitating a mixture of inorganic particle and organic solvent; (b) adding titania precursor dropwise into the mixture of step (a) under agitation; and (c) adding catalyst to the mixture of step (b) thereby converting said titania precursor to titania which then forms a coating on said inorganic particle; wherein steps (a) to (c) are performed at neutral pH and ambient temperature.

Abstract: A liquid coating composition of matter for application to wooden barrels or casks used in distilling, the composition of matter includes a polymer vulcanized with a silane crosslinking agent that is oxime-functional, acetoxy-functional, or alkoxy-functional, an OH-terminated polysiloxane that exhibits moisture curing, condensation reactions when in the presence of water vapors and silane crosslinkers, a low to medium molecular weight polysiloxane that exhibits low-permeance after curing via moisture-cure, condensation reaction, a transition metal catalyst that provides a reaction crosslink density that allows for minimal transport of ethanol vapors and water vapors after curing, a second transition metal catalyst that provides a reaction crosslink density with minimal impact on the rate of oxygen gas transport rate after curing, and inorganic polymers with a siloxane backbone that exhibits no leaching, migration or notable reaction with a liquid alcohol and water mixture upon curing.

Abstract: The present disclosure relates to a modified starch composition. Said modified starch composition comprises starch and a compatibilizing agent selected from the group consisting of glycerol, glycerin, sorbitol and a combination thereof in a w/w ratio of 2:1 to 4:1, wherein the modified starch composition has a solubility index of less than 15% in water at a temperature of about 80° C., and wherein the thermogravimetric analysis of the modified starch composition shows a characteristic peak at a temperature in the range of 120° C. to 180° C.

Abstract: The present invention relates to a water-rehydratable solid composition for the production of an aqueous composition comprising a silane/(titanate and/or zirconate) binder, a method for producing such a composition, and a method for producing an aqueous composition comprising a silane/titanate and/or zirconate) binder by hydrating such it solid composition.

Abstract: A composition comprising nanocellulose is disclosed, wherein the nanocellulose contains very low or essentially no sulfur content. The nanocellulose may be in the form of cellulose nanocrystals, cellulose nanofibrils, or both. The nanocellulose is characterized by a crystallinity of at least 80%, an onset of thermal decomposition of 300° F. or higher, and a low light transmittance over the range 400-700 nm. Other variations provide a composition comprising lignin-coated hydrophobic nanocellulose, wherein the nanocellulose contains very low or essentially no sulfur content. Some variations provide a composition comprising nanocellulose, wherein the nanocellulose contains about 0.1 wt % equivalent sulfur content, or less, as SO4 groups chemically or physically bound to the nanocellulose. In some embodiments, the nanocellulose contains essentially no hydrogen atoms (apart from hydrogen structurally contained in nanocellulose itself) bound to the nanocellulose.

Abstract: Disclosed herein are methods for preparing fluorided solid oxides by contacting an acidic fluorine-containing compound with an inorganic base to form an aqueous mixture having a pH of at least 4, followed by contacting a solid oxide with the aqueous mixture to produce the fluorided solid oxide. Also disclosed are methods for preparing fluorided solid oxides by contacting an acidic fluorine-containing compound with a solid oxide to produce a mixture, followed by contacting the mixture with a inorganic base to produce the fluorided solid oxide at a pH of at least about 4. The fluorided solid oxide can be used as an activator component in a catalyst system for the polymerization of olefins.

Abstract: Provided are a photocatalyst transfer film allowing a uniform and highly transparent photocatalyst layer to be transferred to the surfaces of various transfer base materials; and a production method thereof. The photocatalyst transfer film has, on a biaxially oriented polypropylene film, a photocatalyst layer containing a titanium oxide particle-containing photocatalyst, a silicon compound and a surfactant. The production method of the photocatalyst transfer film includes applying a photocatalyst coating liquid to a biaxially oriented polypropylene film; and performing drying. The photocatalyst coating liquid contains a titanium oxide particle-containing photocatalyst, a silicon compound, a surfactant and an aqueous dispersion medium.

Abstract: A method for liquefying niobium and tantalum and a method for producing a niobium solution and a tantalum solution, which can liquefy niobium and tantalum or produce a niobium solution and a tantalum solution safely and efficiently from a smelting raw material containing niobium and tantalum. Ammonium hydrogen sulfate is mixed as a reaction agent into a powdered substance containing at least one element of niobium or tantalum, and the mixture is melted under predetermined conditions to form a molten substance. A suspension formed by dissolving the molten substance having been solidified in an aqueous solution is subjected to solid-liquid separation to recover a precipitate. The precipitate is composed of niobium and/or tantalum with few impurities, and the precipitate is dissolved in one type of acid solution selected from hydrochloric acid, sulfuric acid, or nitric acid, whereby 90% or more of niobium and/or tantalum can be leached out.

Abstract: A soluble composite powder comprising homogenous composite particles, the homogenous composite particles comprising at least one soluble thermoplastic material and at least one submicron nanoparticle material. The at least one soluble thermoplastic material comprises from about 50 to 99 weight percent of the powder, and the at least one submicron nanoparticle material comprises from about 1 to 50 weight percent of the powder. The powder is soluble.

Abstract: The disclosure relates to molecularly-imprinted cross-linked micelles that can selectively hydrolyze carbohydrates.

Abstract: The present disclosure discloses a high-temperature fast-curing starch-based adhesive for particleboards and a preparation method thereof, belonging to the technical field of adhesive preparation. The low viscosity of the starch-based adhesive is ensured by selecting a crosslinking monomer which does not self-crosslink in a reaction process in the present disclosure, and a binary crosslinking agent matched with the crosslinking monomer is added before use to be quickly crosslinked with the crosslinking monomer at high temperature so as to ensure better thermosetting property and water resistance as well as faster curing speed of the starch-based adhesive at the same time, which meets the requirements of the particleboards for the adhesive, solves the problem of long curing time of the existing starch-based adhesives at high temperatures, further shortens the curing time of the starch-based adhesives to about 60 s, and improves the production efficiency of the particleboards.

Abstract: The present invention relates to single thread composite fibers comprising at least one binder and at least one active catalyst for the capture and degradation of chemical threats such as chemical warfare agents (CWA), biological warfare agents, and toxic industrial chemicals (TIC) and a method for producing the same. The invention fibers are applicable to the fields of protective garments, filtration materials, and decontamination materials.

Abstract: Solutions to the problems of scuffing and chipping of the paint films in high traffic areas and in tight spaces, such as dressing rooms in department stores, where multiple scrapings of the wall paints are created by consumers, clothes hangers, shoes, etc., and hallways and conference rooms in office and other commercial buildings are disclosed. Wax seeded latex polymers admixed with an added wax in architectural compositions and optionally with polyurethane resin are utilized to create paint films that are resistant to scuffing and chipping.

Abstract: Provided are a device for hydrogen production from water photolysis and a method therefor, which belongs to the field of photocatalytic solar hydrogen production. The device for hydrogen production from water photolysis comprises: a catalytic reaction unit for water photolysis comprising a light-transmitting surface, and a light condenser component with a light-concentrating surface facing the light-transmitting surface of the catalytic reaction unit for water photolysis; the light condenser component comprises a solar concentrating cone and a reflector for reflecting and concentrating sunlight into the solar concentrating cone.

Abstract: The present processes are used to convert green algae into a moldable bioplastic. Specifically, the present processes use a green alga such as Cladophora sp. Combined with myrrh to obtain the moldable bioplastic. Once obtained, the moldable bioplastic can form a composite, optionally with other environmentally friendly materials, to obtain eco-friendly products, such as a biodegradable and sustainable container such as a bag.