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: 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 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: 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 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 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 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.

Abstract: The present invention relates to microcapsules comprising one or more biocides such as, in particular, iodopropargyl compounds, and at least one melamine-formaldehyde polymer, to a process for producing such microcapsules, and to their use for protecting technical materials.

Abstract: Provided is an antifouling composition including a polysilazane-based compound (A) and a both terminal carboxy-modified silicone (B), the content of the component (B) being from 0.01 to 10 parts by mass based on 100 parts by mass of the total amount of the component (A), and the antifouling composition serves as a sheet-like antifouling layer-forming material. The antifouling composition is able to form a sheet-like antifouling layer having favorable surface state and curability and also having excellent water repellency such that even when a tilt angle is small, water droplets can be slipped off.

Abstract: A phenol polymer is obtainable by oligomerization of one or more macropolyphenols serving as monomers, wherein the oligomerization step is catalyzed by an oxidase enzyme. The bonds between the macropolyphenol fragments in the polymer are exclusively 5,5-biaryl bonds. This polymer is useful as an antioxidant, chelating agent, plasticizing agent, or antimicrobial agent.

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: The invention pertains to an antifouling coating composition comprising a copper acrylate polymer, 2-(p-chlorophenyl)-3-cyano-4-bromo-5-trifluoromethyl pyrrole (tralopyril), and solvent, with the coating composition being substantially free of further biocidal compounds, wherein the copper acrylate polymer is present in an amount of 60-99 wt. % and the tralopyril is present in an amount of 0.1-30 wt. %, the weight percentages for copper acrylate polymer and tralopyril being calculated on the dry weight of the coating composition. In one embodiment, the coating composition comprises 30-70 wt % of solvent, the weight percentage of solvent being calculated on the wet weight of the coating composition. It has been found that the coating composition according to the invention combines a good antifouling performance against both weed and shell fouling, for at least 12 months, i.e. a yacht season, with a high gloss finish, and, when a suitable application method is used, a smooth and level surface.

Abstract: The invention pertains to a method for providing a metallic or concrete surface of a chemical installation with a coating, which comprises the steps of—providing a two-pack coating composition wherein the first pack comprises an epoxy resin and the second pack comprises an amine curing agent for the epoxy resin, the coating composition further comprising an organoboron compound of the formula BX1X2X3, wherein X1, X2, and X3 are independently selected from —Y1 and —OY2, wherein Y1 is independently selected from monovalent C1-C12 alkyl groups and monovalent C6-C12 aryl groups, and Y2 is independently selected from monovalent C1-C12 alkyl groups and monovalent C6-C12 aryl groups, and wherein at least one of X1, X2, and X3 is an —OY2 group,—combining the first pack and the second pack to form a coating composition,—applying the coating composition to the surface of a chemical installation to form a coating layer, and—allowing the coating layer to cure at a temperature in the range of 0 to 50° C.

Abstract: An additive for a resist underlayer film-forming composition containing a copolymer having structural units of Formulae (1) to (4), and a resist underlayer film-forming composition containing the additive: (where each R1 is independently a hydrogen atom or methyl group, Ar is arylene group, Pr is a protecting group or a hydrogen atom, X is a direct bond or a —C(?O)O—R2— group, R2 constituting the —C(?O)O—R2— group is a C1-3 alkylene group, the alkylene group is bonded to a sulfur atom, R3 is a hydrogen atom, methyl group, methoxy group, or halogeno group, R4 is a C1-3 alkyl group in which at least one hydrogen atom is substituted with a fluoro group, and Z is an organic group having 4 to 7-membered ring lactone skeleton, adamantane skeleton, or norbornane skeleton).

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 composition comprising a drag reducing latex formulation produced by emulsion polymerization to create solid particles dispersed in an aqueous medium and an additive. The use of the composition results in a decrease of film formation while injected through a pump head when compared to the drag reducing latex formulation injected through the pump head.

Abstract: Migratory assisting agents are used to improve antimicrobial efficacy of antimicrobial masterbatches, the polymer compounds these antimicrobial masterbatches are let down into, and the articles made therefrom. The migratory assisting agents function by carrying the antimicrobial agents while the migratory assisting agent transfers or “migrates” to the surface of a polymer compound or article formed from the polymer compound. As a result, antimicrobial agents are brought to the surface where there is exposure to bacterial contamination.

Abstract: The wood treating composition in accordance with the present invention has a micro-encapsulating mixture of porous particles imbued with a plurality of essential oils in an epoxy polymer shell mixed in a wood coating composition containing an anionic asphalt emulsion which can release essential oil anions to form a wood preserving composition for treating and preserving wood. The process for the treatment of wood to protect the wood from decay organisms and wood destroying insects uses the composition in the treatment of wood.

Abstract: A fireproof material incorporating aerogel with a wood material and a method for making the same are provided. The method is carried out as follows: A. a mixed solution of a precursor and an organic solvent is added with an acid catalyst and becomes an aerogel solution through hydrolysis; B. the aerogel solution is added with an aqueous alkali catalyst solution and forms an aqueous aerogel solution through condensation; C. a wood material is impregnated with the aqueous aerogel solution such that aerogel generated by gelation covers the wood material; and D. the wood material is dried and then shaped to produce a fireproof material. The fireproof material is highly proof against fire and can pass the limiting oxygen index test.

Abstract: Disclosed are organotin ester polymers, methods of manufacture, and uses thereof. The organotin ester polymers exhibit both high dielectric constant and low conductivity suitable for use as dielectric insulating materials.

Abstract: The present invention relates to medical prostheses and methods of manufacturing those devices. In particular, the prostheses are temporarily stiffened meshes with particular coatings to provide initial stiffness and thereby permit easier surgical handling for treatment or reconstruction of soft tissue defects. Preferred embodiments include surgical meshes coated with one or more biodegradable polymers that can act as a stiffening agent by coating the filaments or fibers of the mesh to temporarily immobilize the contact points of those filaments or fibers and/or by increasing the stiffness of the mesh by at least 1.1 times its original stiffness. The devices of the invention can also provide relief from various post-operative complications associated with their implantation, insertion or surgical use.

Abstract: A binder for a self polishing and/or antifouling coating composition comprising an oligomer or polymer composition, formed from at least 50% by weight of monomer units of a vinyl ester of versatic acid.

Abstract: Grouts, grout products and methods of applying such grouts that include a urethane-acrylic hybrid polymer dispersion (UA-HPD) and a filler material. The UA-HPD may be present in an amount of about 10-40% by weight of the composition, while the filler material may be present in an amount of about 60-90% by weight of the composition. Additional filler materials may also be provided within the UA-HPD grout composition to provide the resultant UA-HPD grout with desired characteristics and properties. The UA-HPD containing grouts are applied between spaced-apart tiles and/or masonry to fill voids and/or joints there-between.

Abstract: Antimicrobial or antiseptic polymers may be produced by incorporation of an antimicrobial ingredient into the polymer by grafting, copolymerization, or via a combined antimicrobial/plasticizer ingredient. The polymer may be produced as a masterbatch, or a ready to process polymer for producing antimicrobial products. The reactions may be conducted in a reactive extruder to provide a single-step synthesis.

Abstract: In an example, a silicone-based thermal interface material includes a thermally conductive material and a silicone-based polymeric material having a solubility parameter that is not less than 9.09 cal1/2 cm?3/2.

Abstract: A method of making synthetic polymer pellet feedstock having a high concentration of an anti-microbial agent includes the steps of: introducing a polymer into a mixing vessel; introducing a polysiloxane dispersant into the mixing vessel; introducing an anti-microbial agent comprised of a powdered metal material into the mixing vessel; heating and mixing the polymer, the polysiloxane dispersant and the anti-microbial agent to form a molten blend that exhibits a generally homogenous dispersal of the anti-microbial agent; extruding the molten blend to form filaments; and cutting the filaments to form metalized synthetic polymer pellet feedstock. The powdered metal material includes particles of silver in metallic or salt form measuring between about 2 micrometers and about 12 micrometers and particles of copper in metallic or salt form measuring between about 2 micrometers and about 12 micrometers.

Abstract: Embodiments of the invention relate to method and an additive for a PLA article comprising at least one acrylic impact modifier between 10 and 80 weight % of the total weight of the additive; and at least one vinyl acetate ethylene copolymer (EVA) having ?12 Wt % vinyl acetate, the EVA between 5 and 50 weight % of the additive; and at least one PLA carrier resin between 5 and 50 weight % of the total weight of the additive.

Abstract: Provided are an antifouling coating composition that contains: a hydrolyzable resin having a specific silicon-containing group and a metal-atom-containing group containing a divalent metal atom M; and a thermoplastic resin and/or a plasticizer, wherein the total content of the thermoplastic resin and/or plasticizer per 100 parts by mass of the hydrolyzable resin is 3 to 100 parts by mass, an antifouling film, a composite film and an in-water structure such as a ship using the antifouling coating composition. The antifouling coating composition makes it possible to form a coating film that is excellent in crack resistance and exhibits a good antifouling property over a long period of time even when no antifouling agent is contained or the blending amount thereof is small.

Abstract: The present invention relates to novel antiviral compounds which are covalently attached to solid, macro surfaces. In another embodiment, the invention relates to novel antiviral compositions including a polymeric material and, embedded therein, an antiviral compound. In other embodiments, the invention relates to making a surface antiviral and making a polymeric material antiviral.