Abstract: A refractory coating for producing mold coatings by application to inorganically or organically-bound molding materials in lost molds or to cores for iron and steel casting is disclosed. The refractory coating can have a proportion by weight of 0.001% or more and less than 1% of inorganic hollow bodies, which partially or fully consist of crystalline material and have a softening point of 1000° C. or higher.

Abstract: An antimicrobial coating slurry includes about 15.5 wt % of a wetting agent, about 6.0 wt % of an insolubilizer, about 1.1 wt % of a biocide agent, and about 7.8 wt % of an inorganic material that includes lithium oxide and the balance water. The slurry is applied to a heat exchanger surface, cured, and washed to form a hydrophilic coating that includes lithium silicate. The hydrophilic coating provides improved moisture wicking and a reduced dissolution rate of biocide, which is held within a lithium silicate matrix.

Abstract: A roofing granule can include a material including a transition metal carbonate; a mixed metal carbonate, wherein at least one metal within the mixed metal carbonate includes a transition metal; a first metal carbonate and a second metal compound, wherein the first and second metals are different metal elements; a third metal carbonate and silica; or any combination thereof. A process of forming a roofing granule can include providing a base particle having pores, and infiltrating a fluid into the pores of the base particle, wherein the fluid includes a carbonate. The process can further include reacting the carbonate with a metal compound within the base particle to form a metal carbonate, wherein the roofing granule comprises a material that includes the metal carbonate.

Abstract: Process for making an antibacterial coating includes the following steps. A solution containing titanium dioxide particles and a dispersant is prepared. A mechanical stirring method is employed to prepare a preliminary titanium dioxide dispersed solution. An ultrasonic agitation method is employed to prepare a nanometer titanium dioxide dispersed solution, an average particle size of the titanium dioxide particles being less than or equal to 200 nanometers. Lastly, the nanometer titanium dioxide dispersed solution is mixed with a papermaking coating to prepare an antibacterial coating.

Abstract: Hydrophilic self-cleaning coating compositions and methods to make and use the compositions are disclosed. The compositions include a pigment material made up of an inorganic pigment attached or linked to at least one oxidizing agent. In some embodiments, the oxidizing agent is an organic molecule covalently or non-covalently attached to the inorganic pigment. In some embodiments, the oxidizing agent is linked to the inorganic pigment by a linker moiety.

Abstract: The disclosure described herein includes antifouling compositions, methods of antifouling by adhesion suppression and methods of selecting an antifouling composition which suppresses marine animal adhesion or reduces the strength of marine animal adhesion by reducing or quenching the oxidative adhesion chemistry of the marine animal.

Abstract: 1-OH-2-acyl-sn-glycero-3-phosphocholine compounds and its analogs, pure or mixed, having formula WCH2CHXCH2PO3YCH2CH2Z, where W is preferably a hydroxyl group or an O-acyl group containing from 2 to 22 carbon atoms, and where X is preferably an O-acyl group containing from 2 to 22 carbon atoms or a hydroxyl (OH) and where Y may be an (O?) or OH and where Z is preferably a trimethyl-ammonium group [N+(CH3)3] can be protonated dimethyl ammonium [N+H(CH3)2] group. In the O-acyl groups containing 18 carbon atoms can be observed from 0 to 3 instaurations, useful as biocidal agents; processes for their preparation; and antifouling compositions, preferably paints useful in susceptible fouling surfaces, such as hulls of vessels. Methods to turn a surface into an antifouling surface, to a method to prevent fouling and to the antifouling surfaces comprising a coating of the said antifouling composition.

Abstract: An ink composition for used in an inkjet printer is provided. The ink composition includes a carrier medium, a colorant, and a silicon doping agent. The silicon doping agent may include silicic acid, silicon dioxide, or silicates. This silicon-doped ink reduces and prevents the etching of the silicon based components of the printhead. Silicon-doped inks protect the printhead from damage, thus improving printhead reliability and increasing printhead service life.

Abstract: Starch-based dextrin adhesive additives and methods of preparation are described. Adhesives containing the additive exhibit antimicrobial properties and increased water solubility. The additive contains at least one sugar unit, at least one polyphenol side chain, and at least one Frechet-type poly(aryl ether)dendron.

Abstract: The present invention relates to a coating composition that comprises a composite structure with a body of polysaccharide, into which carbonate has been precipitated. The invention also relates to a coated paper or board product, onto which the said composition has been spread on one or both sides into one or more layers; as well as to paint that is formed of the coating composition according to the invention, or that contains the said composition.

Abstract: This invention relates to paper products and/or substrates suitable for being made into wallboard tape (also may be known as joint tape and/or drywall tape) and having improved reduction or inhibition in the growth of microbes, mold and/or fungus. The paper substrate is characterized by its excellent physical properties including cross direction (CD) tensile, machine (MD) tensile, internal bond, wet tensile, hygroexpansivity, curl, bonding properties, bonding of joint tape to joint compound, etc. The paper product of the invention contains a sizing agent and an antimicrobial compound as well as other optional components including without limitation a binder. The paper product of the invention may be produced by contacting the plurality of cellulose fibers with each of the sizing agent, antimicrobial compound, and optional components at any point in the papermaking process, converting process, and/or post-converting process. Finally, the invention relates to methods of using the paper substrate.

Abstract: The invention is directed to a method and apparatus for pretreatment an object to be white light scanned to enable accurate and consistent scanning. In those instances where the object part has a reflective or refractive surface or is made from a material having translucent or transparent properties the object must be pretreated to ensure accurate data collection during the scanning process. The object is coated with a composition forming a thin and uniform film of non destructive material coating to enhance the surface contrast characteristics for the mono-chromatic fringe pattern employed in the white light scanning process.

Abstract: A composition for treating cellulosic materials is provided. The composition comprises a dispersion of micronized additives. The dispersion comprises additive particles with diameters in the range of 0.001 to 25 microns. Also provided is a method for the application of the additive-containing composition to wood, as well as wood products which have been treated with the composition.

Abstract: Disclosed are compositions and processes for the preservation of porous materials, particularly porous fibrous materials, such as wood, wood composites, other processed wood materials, paper, board, card, textiles, rope, cordage and leather. Also for horticultural and agricultural application to plants or growing media prevent the growth and spread of fungal and other disease. The compositions contain salts of one or more preservative metals and carboxylic acids having one or a plurality of hydroxyl groups rendered soluble by means of complex formation with boric acid or a water soluble salt thereof. Application of the compositions of this invention to the porous organic material may be by any means used with conventional preservative solutions, for example soaking, spraying, brushing and vacuum or pressure application or other contact of the solution with the material to be treated.

Abstract: The present invention provides a material that comprises hygroscopic or deliquescent particles encapsulated in a transparent matrix which may or may not be on a support or substrate, the process for obtaining said material and the use thereof for the manufacturing of devices with controlled variable optical transmission.

Abstract: Wood is treated with at least one photocatalytically degradable organic substance, organic compound or at least one biocide to reduce the contamination by organic substances, organic compounds and/or biocides from wood or wood-base materials into the immediate surroundings, in particular in closed spaces. The wood treatment agent contains at least one photocatalyst which brings about the degradation of the at least one organic substance, organic compound and/or the at least one biocide. The application/introduction of the at least one photocatalyst to or into the wood can take place together with or after the introduction of the wood preservation agent.

Abstract: Use of dried compositions of silver dihydrogen citrate along with citric acid in antimicrobial amounts directly as disinfectants is described.

Abstract: This invention relates to methods for chemically grafting and attaching ceragenin molecules to polymer substrates; methods for synthesizing ceragenin-containing copolymers; methods for making ceragenin-modified water treatment membranes and spacers; and methods of treating contaminated water using ceragenin-modified treatment membranes and spacers. Ceragenins are synthetically produced antimicrobial peptide mimics that display broad-spectrum bactericidal activity. Alkene-functionalized ceragenins (e.g., acrylamide-functionalized ceragenins) can be attached to polyamide reverse osmosis membranes using amine-linking, amide-linking, UV-grafting, or silane-coating methods. In addition, silane-functionalized ceragenins can be directly attached to polymer surfaces that have free hydroxyls.

Abstract: The invention relates to the antibacterial coating for an implant, which is characterized in that the coating contains copper. The invention also relates to a method of producing an antibacterial coating for an implant, the coating being applied by means of a PVD process, and the method being characterized in that the layer generated contains a copper content.

Abstract: Mold- and moisture-resistant gypsum boards and methods for making them are disclosed, the method comprising applying a slurry that forms a gypsum core to an upper or a lower facing sheet impregnated with a thermoset resin (e.g., a phenol-formaldehyde resin) in an amount effective to (i) allow water vapor passage through the facing sheet when the thermoset resin is in its uncured state and (ii) provide mold and moisture resistance to the facing sheet when the thermoset resin is in its cured state and heating sufficiently to cure said resin and dry said gypsum core, thereby yielding said gypsum board.

Abstract: This invention relates to methods for chemically grafting and attaching ceragenin molecules to polymer substrates; methods for synthesizing ceragenin-containing copolymers; methods for making ceragenin-modified water treatment membranes and spacers; and methods of treating contaminated water using ceragenin-modified treatment membranes and spacers. Ceragenins are synthetically produced antimicrobial peptide mimics that display broad-spectrum bactericidal activity. Alkene-functionalized ceragenins (e.g., acrylamide-functionalized ceragenins) can be attached to polyamide reverse osmosis membranes using amine-linking, amide-linking, UV-grafting, or silane-coating methods. In addition, silane-functionalized ceragenins can be directly attached to polymer surfaces that have free hydroxyls.

Abstract: The instant invention generally provides an activated polymer composition containing an active agent (i.e., a chemically- or biologically-active agent), an activated fiber comprising the activated polymer composition, an activated-fiber composite comprising the activated fiber and a fiberweb support, processes of fabricating the activated fiber and activated-fiber composition, and an article comprising the activated polymer composition. The instant invention also generally provides a highly filled polymer filler composite comprising a molecularly self-assembling (MSA) material and a mineral filler or conductive filler dispersed in the MSA material, and a process of making and article comprising the highly filled polymer filler composite.

Abstract: The present invention relates to substituted cellulose acetates and methods of use thereof. One embodiment of the present invention provides a drilling fluid having a base fluid and a viscosifier having a substituted cellulose acetate having a polar substituent that comprises an oxygen atom covalently bonded to a nonmetal selected from the group of sulfur, phosphorus, boron, and chlorine; where the nonmetal is present in at least about 0.01% by weight of the substituted cellulose acetate.

Abstract: Disclosed herein are antifouling compositions including at least one spinosyn active material. These compositions provide protection to surfaces coated or impregnated therewith from attachment of various biofouling organisms. Compositions include, for example, paint, varnish, and sealant formulations.

Abstract: The present invention relates to a polymer matrix, characterized in that it comprises a) an electron donating constituent and b) metal particles comprising at least one metal chosen from palladium, gold, ruthenium, rhodium, osmium, iridium, and platinum. The polymer matrix makes it possible to improve the biocompatibility and antimicrobial properties of substrates coated with said polymer matrix.

Abstract: Ink for use in an ink jet printer for forming a clear ink jet coating or a colored ink jet image on a substrate is disclosed. The coating or colored image provides antibacterial and antifungal protection. The inks include a mixture of solvent and a silver salt biocide including a silver sulfate biocide having a concentration range of 0.0005 to 0.5 weight %.

Abstract: A method of forming a clear ink jet coating or a colored ink jet image on a substrate is disclosed. The coating or colored image provides antibacterial and antifungal protection. The method includes providing a source of ink jet ink having a mixture of solvent and a silver salt biocide including a silver sulfate biocide having a concentration range of 0.0005 to 0.5 weight %, applying the clear ink or colored ink in an image wise fashion to a substrate, and fixing the clear or colored ink to the substrate whereby an effective coating or image article is formed that provides antibacterial and antifungal protection.

Abstract: The present disclosure describes various building materials used in the building and construction industry, and to buildings or objects constructed therefrom, and to methods of making these building materials. The building materials comprise a polymeric material, such as sodium alginate and/or calcium alginate which confers significant flame-, fire- and heat-resistance or imperviousness to the materials. Other substances can be added to the materials to improve cross-linking and/or to produce resistance to fungal degradation. The building materials which can be produced, processed, or treated using the alginate polymers of the invention include, but are not limited to, wood products; masonry products; wall, roofing, flooring and siding products; and paint products. Further, sodium alginate in the form of a gel may be used as a firebreak to effectively stop the advance of grass fires, wildfires, and forest fires.

Abstract: A pigment includes reservoirs of encapsulated corrosion inhibitors and/or biocides for active corrosion and/or antifouling protection of metallic and polymeric products and structures, wherein the reservoirs have average dimensions of 10-50000 nm and comprise a porous surface/interface, a porous or empty interior and stimuli-sensitive stoppers that release an encapsulated inhibitor or biocide outside the reservoir upon action of a stimulus selected from the group consisting of an external electromagnetic field, changes in local pH, ionic strength and ambient temperature, wherein the stimuli-sensitive stoppers result from a chemical or physical interaction between encapsulated corrosion inhibitor and/or biocide or encapsulated solvent/dispersing agent and an additional external compound and prevent release of an encapsulated inhibitor or biocide towards an exterior of the reservoir in the absence of the stimulus.

Abstract: This invention presents a system that produces polysilicate in acidic form that can be used for binding and agglomeration purposes. It also provides a color indicator system to optically identify the optimal pH working range at which, for practical purposes, the polymerization speed is the most convenient. The system also relates to the application of these polysilicic products for preserving wooden structures against aging and rot by reinforcing the cellulose microstructures through filling and binding with acidic polysilicate.

Abstract: Embodiments of the invention relate to trash compactor boxes that have an antibacterial or antimicrobial feature incorporated therein. In a general embodiment, the carton boxes have a built-in compound, such as an antimicrobial, antiseptic, and/or a biocide material.

Abstract: Antibacterial metallic nanofoams, substrates having the nanofoam coated thereon, methods for preventing, inhibiting, and/or killing bacterial growth using the metallic nanofoams, and compositions and methods for making the metallic nanofoams.

Abstract: Disclosed is a wood preservative composition comprising micronized copper and copper-amine complex, wherein the copper component of the copper amine complex is from about 5% to about 50% by weight, based upon the total weight of copper in the composition. The copper amine complex serves to avoid wood surface “chalking” that is otherwise attributable to the presence of micronized copper in copper-based slurries used to treat wood products. In addition, the copper-amine complex enhances the antimicrobial efficacy of the composition when used in wood treatment applications by facilitating cell wall penetration of the treated wood.

Abstract: An antibacterial composition including silver nano particles, a protective agent and water is provided. The molar ratio of the silver nano particles to the protective agent is 1:0.995-1 and the protective agent is selected from a group consisting of MCl, MBr, MI, MS2O3 and NH4OH, in which M represents an element of group IA or IIA. Furthermore, two methods of fabricating an antibacterial textile are also provided.

Abstract: Salt based cores made of a slat, a binder and optionally auxiliary agents are stabilized with an infiltrate.

Abstract: Use of dried compositions of silver dihydrogen citrate along with citric acid in antimicrobial amounts directly as disinfectants is described.

Abstract: An ecologically compatible anti-microbial-adhesion agent is described, which is particularly suitable for use in anti-fouling paints, preferably for boats, characterized in that it comprises a compound selected from eugenol, vanillin, benzaldehyde substituted with one or two substituents selected from the groups —OH (hydroxy) and —OCH3 (methoxy), or any combination thereof. An anti-fouling paint is also described, particularly for boats, comprising the anti-microbial-adhesion agent mentioned above and other components selected from conventional biocides, solvents, resins, pigments, charges and fillings, and combinations thereof.

Abstract: A method is disclosed for applying an antibacterial coating onto a substrate (12) having one or more layers of print (28). In a printing press (10), one or more layers of print (28) are applied to a substrate (12) in a printing step. A finishing composition 36 is applied over the layers of ink (28) by a finishing (stage 16) in a finishing step to form a continuous outer protective layer. The finishing composition (36) is applied to the substrate (12) by a roller (30). The printing step and the finishing step are performed simultaneously. The finishing composition (36) comprises an antibacterial additive.

Abstract: Method of manufacturing the silica nanopowders with fungicidal properties, consists in that the silica gel is obtained by sol-gel method from the reaction mixture containing tetraalkoxysilane and aliphatic alcohol, in the presence of ammonium compound, and thereafter the thermodegradable copper(II) salt a compound from the group of carbofunctional alkoxysilanes, and then, after evaporation of solvents the dry residue is heated at the decomposition temperature of copper(II) salt.

Abstract: A biodegradable, biocompatible and non-toxic material is disclosed, which may be used to isolate and/or to protect a product from the environment, wherein said material comprises a matrix composed by starch, glycerol and starch nano-crystals dispersed in said matrix. The material may be used in the form of foils, sheets, films, coatings, gels, etc, to isolate and/or to protect a product from the environment. The material may be used to isolate and or to protect food, pharmaceutical, cosmetic and cleaning products.

Abstract: A method of treating wood including providing wood having an outer layer, the outer layer including an acetylated wood cell wall; and applying a supercritical fluid mixture to the outer layer to form a treated wood, in which the supercritical fluid mixture includes a silicate precursor dissolved in a supercritical fluid, and in which the silicate precursor is attached to the acetylated wood cell wall in the treated wood is described. A glass fortified wood composition having: an acetylated wood cell wall; and a silicate precursor including a long chain alkyl group, in which the long chain alkyl group of the silicate precursor is embedded into the acetylated wood cell wall. A kit for treating wood is described including a silicate precursor; a supercritical fluid; and a catalyst capable of facilitating the formation of Si—O—Si linkages. The silicate precursor may be dissolved in the supercritical fluid.

Abstract: An antimicrobial dental material is characterized in: adding about 0.1˜0.5 weight % of antibacterial metal particles to a zirconia (ZrO2) powder substrate of antimicrobial dental material; wherein after completely mixing and sintering thereafter the antibacterial metal particles are naturally diffused in the zirconia substrate, so that antimicrobial dental material for manufacturing implants of dentures or prostheses or any other oral reconstruction is available.

Abstract: Methods of treating wood including modifying a cell wall of the wood to be positively charged to form a cationic wood cell wall; and contacting a negatively charged silicon layer to the cationic wood cell wall to form a barrier, wherein the negatively charged silicon layer includes a silicate ester group, a silinol group, a silicon oxide group or a combination thereof are described. Treated wood compositions including a wood structure having an outer layer including a wood cell having a cell wall attached to a silicon layer which includes a silicate ester group, a silinol group, a silicon oxide group or a combination thereof are also described.

Abstract: Embodiments described herein include capped nanoparticles having a nanoparticle core and at least one capping agent including a biochemical constituent of wood or a woody plant or a derivative thereof functionally associated to the nanoparticle core. Some embodiments provide for wood products and wood treatment compositions including such capped nanoparticles, and methods for preparing and using such capped nanoparticles to produce treated wood or treated wood products.

Abstract: Sprayable liquid emulsion polymer coating compositions comprised of polymer resin and a plurality of additives for the purpose of protecting, restoring, reconditioning, rejuvenating, and enhancing the color, luster and durability of a multitude of different newer and older substrate types. These coating and sealing compositions are anti-mold, anti-graffiti, they withstand temperatures up to, and most likely in excess of, 300 degrees Fahrenheit without compromising their structural integrity, and they protect against the substrate-degrading effects of oxygen, ozone, UV-radiation, moisture and dry rot. They are also environmentally and user-friendly because they comprise minimal amounts of hazardous constituents.

Abstract: The present invention refers to a process for the preparation of an additive with a metallic hydroxide base, and especially of magnesium hydroxide, to be integrated in coatings with the purpose to give them higher flame retarding properties. The hydroxide has an average particle size that is selected from between 1 nanometer and 10 microns preferable with a wide variety, the magnesium hydroxide is submitted to a treatment of washing and diffusion, mainly so that they efficiently are dispersed in, and do not interfere with, the desired properties of the coating. The nature of the coating function is selected from the materials and the conditions of the treatment, as well as the size of the particle. The objective coating can have a base of water, solvents, oil, and alcohol. Compared with coatings formed with other flame retarding compositions, the additive of the invention presents less loss of weight by means of burning through ASTM D1360 standards.

Abstract: The present invention relates to an antimicrobial composition comprising an isothiazolin-3-one, such as 1,2-benzisothiazolin-3-one, a zinc compound selected from zinc salts, zinc oxide, zinc hydroxide or combinations thereof, a pyrithione salt or pyrithione acid, and a surfactant selected from the group consisting of (i) an anionic surfactant having a sulfate or sulfonate moiety attached to a straight or branched chain containing from about 10 to about 18 atoms at the backbone of the chain, (ii) an anionic surfactant being an alkylaryl sulfonic acid or salt thereof wherein the alkyl portion contains from about 10 to about 18 carbon atoms, and the aryl portion contains a benzyl or substituted benzyl group, and combinations thereof. This composition is particularly effective in preventing the growth of various microorganisms in mineral slurries such as aqueous calcium carbonate slurries.

Abstract: This invention discloses a process for stabilising an aqueous mineral preparation comprising a step of adding at least one aldehyde-containing and/or aldehyde-releasing and/or phenolic and/or isothiazoline biocide to said aqueous mineral preparation.

Abstract: Disclosed is a wood preservative composition comprising micronized copper and copper-amine complex, wherein the copper component of the copper amine complex is from about 5% to about 50% by weight, based upon the total weight of copper in the composition. The copper amine complex serves to avoid wood surface “chalking” that is otherwise attributable to the presence of micronized copper in copper-based slurries used to treat wood products. In addition, the copper-amine complex enhances the antimicrobial efficacy of the composition when used in wood treatment applications by facilitating cell wall penetration of the treated wood.

Abstract: Thermal reflective paint comprising of active heat reflective agent in the percentage 5% to 100%, bulk forming agents or fillers in the percentage 5% 95% alongwith binders and additives