Abstract: Reverse photochromic ink formulations containing at least one reverse photochromic colorant, methods of erasing reverse photochromic ink formulations by exposing them to UV light, and writing instruments including a writing tip portion connected to a light-shielding tubular member or refill and a reverse photochromic ink formulation are provided herein.

Abstract: Compositions comprising an activated metal or metal oxide useful for neutralizing pathogens. In some embodiments, the present disclosure provides a solid anti-pathogen composition comprising an active component, wherein the active component comprises particles of at least one activated metal. In some embodiments, the present disclosure provides an anti-pathogen liquid composition comprising particles of an active component and in a water or saline solution, wherein the active component comprises particles of at least one activated metal. Also described herein are methods for neutralizing microbes and pathogens on surfaces and in water.

Abstract: A germ-repellent plastic contains an anti-biofouling compound, and a basic plastic. The anti-biofouling compound is optionally selected from the group of a polyol, a polyether polyol, a polyol derivative, and a combination thereof; or the anti-biofouling compound is selected from the group consisting of a polyether, a poly (ethylene glycol) ether, a polysorbate, and a combination thereof; or the anti-biofouling compound is selected from the group consisting of poly (ethylene glycol) sorbitan monolaurate, poly (ethylene glycol) sorbitan monooleate, poly (ethylene glycol) sorbitol hexaoleate, ceteareth, and a combination thereof. The basic plastic is not a blend of a low-density polyethylene polymer and an ethyl vinyl acetate copolymer, a blend of a polypropylene polymer and an ethyl vinyl acetate copolymer, a blend of polyolefin elastomer polymers and a polyvinyl chloride polymer. A method for manufacturing such a germ-repellent plastic and a germ-repellent plastic item are also described.

Abstract: Antimicrobial polymer composite materials are disclosed that are suitable for making oral devices used in dental applications, such as denture bases. Acrylic resin composite materials comprising antimicrobial polymers and antimicrobial fillers provide reduction in common oral microorganisms after long-term aging, with reduced release rate of antimicrobial agents from the composite material. Antimicrobial polymers are prepared from compositions comprising acrylate and/or methacrylate monomers and polymerizable quaternary ammonium silicon-containing compounds.

Abstract: Reverse photochromic ink formulations containing encapsulated reverse photochromic colorant, methods of erasing reverse photochromic ink formulations including encapsulated reverse photochromic colorants by exposing them to UV light, and writing instruments including a writing tip portion connected to a light-shielding tubular member or refill and a reverse photochromic ink formulation including encapsulated reverse photochromic colorant are provided herein.

Abstract: The present disclosure relates to an antibacterial coating composition including a (meth)acrylate-based monomer or oligomer containing an alkylene oxide having 1 to 10 carbon atoms; a compound represented by the following Chemical Formula 1; and a photoinitiator, an antibacterial polymer film including a cured product of the antibacterial polymer coating composition, and an antibacterial polymer film including a polymer resin containing a (meth)acrylate-based repeating unit having an introduced alkylene oxide functional group having 1 to 10 carbon atoms; and a compound represented by the following Chemical Formula 1 dispersed in the polymer resin, wherein antibacterial activity measured according to JIS R 1702 (KS L ISO 27447; 2011) is 99% or more: in Chemical Formula 1, at least one of R is and the rest are hydrogen, R1 is hydrogen, C1 to C5 alkyl, or C1 to C5 alkoxy, k is an integer of 1 to 5, and n is an integer of 1 to 20.

Abstract: A manufacturing method for an antibacterial fiber includes the following steps. A dipping step is performed to soak a conductive fiber in a solution, in which the solution includes an ionic compound, and the ionic compound includes a metal cation. An oxidation step is performed by using the conductive fiber as an anode, such that an antibacterial material produced by the solution is adhered to a surface of the conductive fiber, in which the antibacterial material includes a metal oxide.

Abstract: A method for preparing a bacteria repellant masterbatch, bacteria repellant polymer composites comprising the same, and compositions and articles prepared therefrom.

Abstract: Synthetic small molecules from an important class of heterocyclic derivatives and homologs and their use as antifouling agents for protection against marine biofouling. The antifouling compounds disclosed herein are environmentally friendly and are able to reduce marine biofouling without inducing toxic effects to target and non-target species. The claimed antifouling compounds also possess ability to be incorporated as antifouling additives in polymeric formulations. Thus, allowing its further application for the preparation of antifouling polymeric matrices, such as coatings, with no hazard effects for the environment.

Abstract: The present disclosure provides a dispersant obtained from the reaction of a styrene maleic anhydride and a polyether monoamine. The dispersant may be combined with a pesticide and water to form an aqueous agricultural composition.

Abstract: The present invention provides a germ-repellent silicone rubber comprising: a silicone rubber substrate and a germ-repellent active ingredient incorporated therein; wherein, the silicone rubber substrate includes polydimethylsiloxane; the germ-repellent active ingredients include poly(ethylene oxide) and silicone oil or their derivatives. The disclosed germ-repellent silicone rubber reduces the bacterial growth by inhibiting their adherence to the surface instead of killing them, does not contribute to super bacteria formation nor cause skin irritation.

Abstract: Rhamnolipids and/or sophorolipids can be used for increasing coverage and/or for maintaining application properties in the course of storage of coating compositions.

Abstract: The present application discloses novel multilayer polysiloxane-based fouling control coating systems having included therein active constituents like biocides and/or enzymes. Further, the polysiloxane-based layers may individually have included as a part thereof hydrophilic oligomer/polymer moieties, and/or said may further comprising one or more hydrophilic-modified polysiloxane oils.

Abstract: Antimicrobial polymer composite materials are disclosed that are suitable for making oral devices used in dental applications, such as denture bases. Acrylic resin composite materials comprising antimicrobial polymers and antimicrobial fillers provide reduction in common oral microorganisms after long-term aging, with reduced release rate of antimicrobial agents from the composite material. Antimicrobial polymers are prepared from compositions comprising acrylate and/or methacrylate monomers and polymerizable quaternary ammonium silicon-containing compounds.

Abstract: A device to couple a vascular access device to a medical device may include a body, a spring, and a housing. The body may include a distal end, a proximal end, and a lumen extending through the distal end and the proximal end. The proximal end of the body may include a connector. The housing may be coupled to a proximal end of the spring and may enclose the connector. A distal end of the spring may be coupled to the body. The housing may include a flap, which may include an antimicrobial compound. When the housing is disposed in a proximal position, the flap may cover the connector, the antimicrobial compound may contact the connector, and the spring may be uncompressed. In response to movement of the housing from the proximal position to a distal position, the spring may be compressed and the flap may open.

Abstract: A biocide- and ammonia-free aqueous polymer dispersion is obtained by radically initiated multi-stage emulsion polymerization and comprising particles comprising at least a first polymer phase formed from a monomer composition I and a second polymer phase from a different monomer composition II. The first polymer phase has a glass transition temperature below 20° C., and the second polymer phase has a glass transition temperature above 20° C., both as determined by differential scanning calorimetry according to ISO 16805. The polymer dispersion further comprises at least one water-soluble alkali metal silicate, at least one water-soluble alkali metal or alkaline earth metal alkyl siliconate, or a mixture thereof and has a pH of 10.0 or higher.

Abstract: A method for preparing a polymer composite material is provided. The method includes steps of mixing and heat-treating a first polymer, a second polymer, and a third polymer to obtain a first mixture, adding a light-transmitting material to the first mixture to obtain a second mixture, adding a nano material to the second mixture to obtain a third mixture, performing subsequent processing on the uniformly mixed third mixture to obtain the polymer composite material. The polymer composite material is configured to replace conventional protective glass in ultrasonic fingerprint recognition technology, and to improve accuracy of fingerprint recognition.

Abstract: Disclosed is a nanocatalyst-type nanoscale composition including a nanoparticle semiconductor, plasmonic metal nanoparticles and an organic photosensitiser of the carbo-mer type. Also disclosed is a method for producing such a nano-catalyst. Also disclosed is use of the nanocatalyst for photoelectrolysis, in particular, for the photoelectrolysis of water, as well as to a power source including the nanocatalyst.

Abstract: Provided is a binder composition for a non-aqueous secondary battery with which it is possible to form a functional layer that can provide a battery component such as an electrode or a separator with a balance of excellent handleability and process adhesiveness. The binder composition for a non-aqueous secondary battery contains: polymer particles containing a block polymer including a block region composed of an aromatic vinyl monomer unit; a water-soluble polymer including a hydrophilic group; and water. The block polymer has a diblock content of not less than 0 mass % and not more than 60 mass %. The water-soluble polymer has a weight-average molecular weight of not less than 15,000 and not more than 500,000.

Abstract: A protective jacket for cable includes (a) an exterior layer (1) free of a pest repellant, and (2) having external and internal facial surfaces; (b) an inner layer (1) having a shore d hardness of equal to or greater than (?) 63, (2) including a pest repellant, and (3) having two facial surfaces; and (c) optionally, a tie layer in contact with the internal facial surface of the exterior layer and a facial surface of the inner layer.

Abstract: Provided are: a dispersant which has good dispersibility and reduces electronic resistance; and a battery having excellent characteristics, which uses this dispersant and is decreased in the ionic resistance and the reaction resistance. A dispersant contains a triazine derivative represented by general formula (1), and an amine or an inorganic base (in general formula (1), R1 is as defined in the description).

Abstract: The present invention provides means capable of improving an effect of inhibiting polishing of silicon nitride. The present invention relates to a polishing composition containing a cationically modified silica particles, a non-aromatic crosslinked cyclic compound having an organic acid group or a group of a salt thereof, and water.

Abstract: A method for modifying a polymeric surface is disclosed. The polymeric surface is activated utilizing atmospheric pressure plasma. An atom transfer radical polymerization initiator is then coupled to the activated surface. A monomer is then polymerized on the activated surface utilizing an activators regenerated by electron transfer (ARGET) atom transfer radical polymerization (ATRP) process. The method enables brush-modification of the polymeric surface, even if the polymeric surface is substantially chemically inert. By way of example, the method enables a chemically inert, substantially hydrophobic polymer surface to be functionalized with substantially hydrophilic polymer brushes. The methods of the present disclosure have general applicability to a myriad of implementations where tunable surface chemistry is advantageous, such as filtration membranes, marine surfaces, and medical devices seeking a biocompatible coating.

Abstract: The present application describes novel antifouling coating compositions comprising carbon-based hydrolysable polymers of ethylenically unsaturated monomers of which some include cyclic carbonates or cyclic ethers, e.g. (2,2-dimethyl-1,3-dioxolan-4-yl)methyl (meth)acrylate (IPGA/IPGMA), isopropylidene glycerol ethoxylated acrylate (iPGEOA), isopropylidene glycerol ethoxylated methacrylate (iPGEOMA) and (2-oxo-1,3-dioxolan-4-yl)methyl (meth)acrylate (GCA/GCMA), and their use in antifouling coating compositions. Novel polymers are also described.

Abstract: The present invention provides pentosan polysulfate having a weight average molecular weight of 5000 or less and a content of acetyl groups of 0% to 2.0% by mass, or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof. The pentosan polysulfate of the present invention, or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof exhibits an anti-Xa activity and an anti-Xa/anti-IIa activity ratio, which are suitable for practical use, and is useful as a pharmaceutical composition such as an anticoagulant.

Abstract: A bismuth compound which is little toxic, insoluble in a monomer, usable for optical purpose and used as a substitute for a lead compound, in which a phosphoric acid ester having a (meth)acrylic group(s) is bonded to bismuth, and a method of producing the bismuth compound by reacting bismuth (meth)acrylate or bismuth subsalicylate with a phosphoric acid ester having a (meth)acrylic group(s) and carrying out dehydration.

Abstract: Hydrogels that degrade under appropriate conditions of pH and temperature by virtue of crosslinking compounds that cleave through an elimination reaction are described. The hydrogels may be used for delivery of various agents, such as pharmaceuticals.

Abstract: The present disclosure describes methods and uses of biophotonic compositions which comprise at least one oxidant and at least one chromophore capable of activating the oxidant, in association with a pharmacologically acceptable carrier for the treatment of otitis externa.

Abstract: Removable, aqueous-based compositions, especially sealants useful for, inter alia, temporary craft applications and seasonal weatherization of buildings and methods of their use are disclosed. These sealants reduce the flammability risks and lingering odor problems associated using solvent-based systems, particularly during application. These compositions do not rely on additives that disrupt the adhesion of the compositions to the substrate and that leave undesirable residue on the substrate.

Abstract: The invention provides antimicrobial polypeptides (AMPs) with high radial amphiphilicity. Unlike typical AMPs characterized by facial amphiphilicity or biomimetic antimicrobial polymers with randomly distributed charged and hydrophobic groups, these new AMPs are homo-polypeptides with radially amphiphilic structure. They adopt a stable ?-helical conformation with a hydrophobic helical core and a charged exterior shell, formed by flexible hydrophobic side chains with terminal charge group. The radially amphiphilic polypeptides offer several advantages over conventional AMPs with regard to stability against protease and simplicity of design. They also exhibit high antibacterial activity against both Gram-negative and Gram-positive bacteria and low hemolytic activity. The AMPs thus provide a general platform for treating drug-resistant bacterial infections.

Abstract: A liner for a prosthesis, wherein the liner is made of a liner material and comprises a proximal opening for accommodating an amputation stump, a distal end, a longitudinal direction, which extends from the proximal opening to the distal end, and an auxetic material The auxetic material is a two-dimensional-auxetic material, which is arranged in such a way that an extension of the liner in the longitudinal direction leads to an expansion of a diameter of the liner.

Abstract: The present disclosure provides soft block copolymer segments of Formula 1 for thermoplastic polyurethane or polyurethaneurea elastomer materials and their reaction products with divalent compounds, such as diisocyanates, chain extenders and optional additional polyols or polyamines. Also disclosed herein are methods for the production of the soft block copolymer segments, and possible applications of these materials in the formation of biomaterials for articles including medical devices such as implants, heart valves and drug delivery devices.

Abstract: A macroporous polymeric hydrogel microsphere that contains poly(ethylene glycol), chitosan, and water. The hydrogel microsphere, having a diameter of 50-250 ?m and a mesh size of 5-100 nm, is capable of transporting biomolecules conjugated to it. Also disclosed is a method of fabricating the microsphere based on a micromolding technique utilizing surface tension-induced droplet formation followed by photo-induced polymerization.

Abstract: A polymer material suitable for three-dimensional printing that may include at least one of polyether block amide, thermoplastic polyeurothane, and thermoplastic olefin. The polymer is formed through chemical precipitation forming a precipitated pulverulent polymer which possesses increased operating window characteristics selected from the group consisting at least one of a wider than typical range between and among the melting and recrystallization temperatures, a larger enthalpy upon melting, and a low volumetric change during recrystallization.

Abstract: A polymeric tubular conduit including a polymeric tubular conduit wall having an outer tubular layer coaxially overlaying an inner tubular layer which defines a continuous tubular passage along a polymeric tubular conduit length of the polymeric tubular conduit; whereby the outer tubular layer, the inner tubular layer, or combinations thereof, include an amount of antimicrobial agent. The amount of antimicrobial agent can be sufficient to kill or inhibit growth of microorganisms in contact with a corresponding polymeric tubular conduit wall external surface, polymeric tubular conduit wall internal surface, or combinations thereof, of the polymeric tubular conduit wall.

Abstract: A method for imparting water repellency to a substrate; a surface treatment agent used in the method; and a method for suppressing collapse of an organic or inorganic pattern in cleaning the substrate surface with a cleaning liquid. The method includes exposing a surface of a substrate to a surface treatment agent, the surface treatment agent including a water-repelling agent and a nitrogen-containing heterocyclic compound, the water-repelling agent including an alkoxymonosilane compound having a hydrophobic group bonded to a silicon atom. A surface treatment agent including a water-repelling agent and a nitrogen-containing heterocyclic compound, the water-repelling agent (A) including an alkoxymonosilane compound having a hydrophobic group bonded to a silicon atom.

Abstract: It is an object to provide a coating agent that can form a layer having excellent adhesiveness to a plastic substrate and having transparency and a high refractive index.

Abstract: Fired clay moldings are hydrophobicized by applying a long chain alkyl-substituted alkoxysilane or hydrolysate thereof having up to 5 silicon atoms, and an alkoxy-functional silicone resin. The moldings, which may be roof tiles, are hydrophobicized to a significant depth, without discoloration.

Abstract: Contaminant treatment methods and systems are described. Methods utilize biodegradable, non-toxic materials that can carry one or more functionalities useful for the remediation of fluids such as liquid or gaseous waste streams, chemical spills, etc. The carrier materials carry one or more functional groups that can target particular contaminants of a fluid for removal and/or modification to a more benign form. Targeted contaminants can include components of gaseous and/or liquids such as, and without limitation, gaseous discharges including VOCs and potentially hazardous contaminants such as organophosphorous compounds.

Abstract: Membrane comprising a block copolymer comprising polyarylene ether blocks and polyalkylene oxide blocks, wherein said polyalkylene oxide blocks comprise at least one polyethylene oxide segment and at least one segment of at least one polyalkylene oxide that is different from polyethylene oxide.

Abstract: A thermoplastic elastomer composition and a molded article manufactured using the same. The thermoplastic elastomer composition includes: a styrene block copolymer, an oil, a polyolefin resin, a polystyrene resin, and inorganic fillers, wherein the thermoplastic elastomer composition has a post-molding shrinkage rate of about 0.08% or less, as calculated by Equation 1 defined in the specification.

Abstract: A composition having biocidal properties is disclosed. The composition includes a biocide in combination with a film forming component. In one embodiment, for instance, the biocide comprises an amine while the film forming component comprises one or more polyvinyl alcohol polymers. The disinfectant composition forms a film on a surface that is abrasion resistant and will provide biocidal activity over an extended period of time, while being completely water dispersible.

Abstract: Size-controlled ultra-small iron-based metal oxide nanoparticles, nanocolloids comprising the nanoparticles, and methods of making the nanoparticles. The method for making the iron-based nanoparticles include sequential mixing of an iron(III) salt, a metal (II) salt, a carboxylic acid, an amine, and an inorganic base in water at temperatures ranging from 25-80° C. Nanoparticles in the size ranging from 2 nm to 10 nm with a narrow size distribution are obtained with the method. The nanoparticles have an iron-based core surrounded by molecules such as a panel of different carboxylates, polycarboxylates, and amines. Depending on the hydrophilicity of the carboxylates used, the functional nanoparticulate colloid can be dispersed in either organic or aqueous solvents. The nanocolloids comprise the nanoparticles in a concentration ranging from 1-10 mg/ml, and are stable for at least several months.

Abstract: Disclosed is an insect-proofing film and an insect-proofing cover capable of preventing flying insects from being attracted to or flying toward light-emitting elements, indoor space, and crops, and more specifically, provides an insect-proofing film and an insect-proofing cover wherein the insect-proofing film/insect-proofing cover includes at least one type of triazine-based compound represented by formula (1). (In formula (1), R1 to R3 each represent a C1-12 linear or branched alkyl group, etc.; and R4 to R6 each represent a C1-8 alkyl group, a C2-8 alkenyl group, etc.

Abstract: An additive for incorporating ultraviolet radiation protection into a synthetic polymer with the additive and the synthetic polymer for forming a synthetic material is disclosed which has a quantity of zinc oxide particles modified with a layer of a reactive group that forms a bond with a synthetic polymer having C—H bonds. A product for incorporating ultraviolet radiation protection into a synthetic polymer prior to forming a synthetic material has a quantity of a synthetic polymer and a quantity of zinc oxide particles modified with a layer of a reactive group that forms a bond with the quantity of the synthetic polymer.

Abstract: Linear polyfunctional polyglycidyl amine oligomeric and/or polymeric structures exhibiting at least two primary amines are described, which provide crosslinking capabilities for latex paint compositions. These crosslinkers not only exhibit latent crosslinking properties but also improve scrub resistance when compared with existing latex formulations. Once the latex is coated onto a substrate, the volatile base evaporates and the groups react to form a crosslinked coating with improved scrub resistant properties.

Abstract: Provided compositions, films, and methods impart a low-surface energy surface to a polyurethane layer whereby contaminants to bead up on the surface to dramatically facilitate removal. At the same time, the provided articles retain excellent clarity and processibility for use in surface protection applications. Compositions having these advantageous properties derive from reacting a primary polyisocyanate; a monohydroxyl polydimethylsiloxane present in a suitable amount; and a polyol selected from the group consisting of: a caprolactone polyol, polycarbonate polyol, a polyester polyol, acrylic polyol, polyether polyol, polyolefin polyol, and mixtures thereof.

Abstract: The present invention provides a pigment dispersion and a method of producing the pigment dispersion. The pigment dispersion includes: water; a pigment; a pigment dispersing polymer; and a rosin acid that includes at least one selected from the group consisting of abietic acid, salts of abietic acid, dihydroabietic acid and salts of dihydroabietic acid, and a total content of abietic acid, salts of abietic acid, dihydroabietic acid and salts of dihydroabietic acid is 50% by mass or higher with respect to a total mass of the rosin acid contained in the pigment dispersion. The pigment dispersion is excellent in terms of dispersibility, storage stability after dispersion, and jettability when used for an inkjet recording ink.

Abstract: The present invention provides an antibacterial layer-attached base material which has excellent light resistance and includes an antibacterial layer exhibiting an antibacterial action within a short period of time, an antibacterial sheet, a radiation photographing device, and a touch panel. The antibacterial layer-attached base material of the present invention is an antibacterial layer-attached base material including: a base material; and an antibacterial layer which is disposed on at least a part of the surface of the base material, in which the antibacterial layer contains at least one antibacterial agent containing silver, and the amount of silver ions per a unit area measured in an extraction test is 15 to 50 ng/cm2.

Abstract: The present invention provides an incubator hood having a hydrophilized portion on at least a part of its inner surface, the hydrophilized portion containing a hydrophilic polymer and an antibacterial agent, and a surface of the hydrophilized portion having a water contact angle of up to 30°, and also provides an incubator having the incubator hood as well as a hydrophilic sheet and a hydrophilic antibacterial film for use in forming the hydrophilized portion on the incubator hood. Thus the present invention provides an incubator hood, an incubator, a hydrophilic sheet and a hydrophilic antibacterial film that have excellent antifogging properties and antibacterial properties and can suppress the growth of bacteria.