Abstract: Disclosed is a method for producing a sealing member for piping materials having excellent chlorine resistance, which includes a first step and a second step. The first step is a step wherein first carbon nanofibers produced by vapor deposition are subjected to an oxidation treatment, thereby obtaining second carbon nanofibers each having an oxidized surface. The second step is a step wherein carbon black having an average particle diameter of from 50 nm to 10 ?m and the second carbon nanofibers are mixed into an ethylene-propylene rubber and dispersed in the ethylene-propylene rubber by a shearing force.

Abstract: A coating composition, method of making the coating composition, a printable media including the coating composition is described. The coating composition includes a solid material including particles and a binder material. The solid material particles have an estimated concavity value greater than approximately 0.1.

Abstract: A polymer-encapsulated nanoparticle is disclosed herein. The polymer-encapsulated colorant nanoparticle includes a colorant nanoparticle core, and a polymer coating permanently established on the colorant nanoparticle core via covalent bonding or physical bonding, the polymer coating including in situ polymerized monomers or prepolymers of a discontinuous phase of an inverse emulsion. The polymer-encapsulated colorant nanoparticle has a size ranging from about 20 nm to about 1000 nm.

Abstract: Amine dispersants are disclosed. Also disclosed are organic dispersions that comprise ultrafine particles and an amine dispersant. The amine dispersant is the Michael addition product of reactants that include (a) a polyether (meth)acrylate and (b) a polyamine. Also disclosed are coating compositions that comprise such dispersions and substrates at least partially coated with such coating compositions.

Abstract: A method for making a pigment dispersion can include dispersing pigment particles in an aqueous liquid medium to form a dispersion, adding a first monomer to form a dispersive coating on the pigment particles, adding a second monomer to the dispersion, and forming a polymer coating on the surface of the pigment particles by polymerizing the second monomer with the first monomer, wherein the polymer coating includes at least one urethane linkage or urea linkage.

Abstract: Polymer composites and polymer nanocomposites are designed and manufactured by choosing surface-modified fillers having a solid surface energy matching the solid surface energy of the polymer, wherein the advancing contact angle of the polymer on the surface-modified filler is less than about 5 degrees. The fillers are surface-modified by adsorption of amorphous polymeric surfactants, consisting of either mono-modal, bimodal, or multi-modal size distribution. The surface-modified fillers of this invention display a measurable yield stress and a viscosity of about 30.000 Pa·s or less at room temperature, and comprise one or more materials selected from the group consisting of minerals, plant material, animal material, carbon fiber, graphite, amorphous carbon, carbon nanotubes, and glass fiber.

Abstract: A compound of the formula wherein R1, R2, R3, R4, R5, R6, R?, R?, Y, CA+, and A? each, independently of the others are as defined herein.

Abstract: Disclosed are aqueous dispersions of polymer-enclosed particles, such as nanoparticles. Also disclosed are methods for making an aqueous dispersion of polymer-enclosed particles, polymerizable polymers useful in such a method, powder coating compositions formed from such an aqueous dispersion, substrates at least partially coated with such a composition, and reflective surfaces comprising a non-hiding coating layer deposited from such a composition.

Abstract: An encapsulated pigment particle includes a pigment particle core and a polymer encapsulation layer established on a surface of the pigment particle core. The polymer encapsulation layer includes a polymer and a hydrophobe integrated with the polymer. The hydrophobe has the following structure: wherein R1 and R2 are independently selected from H, a linear or branched alkyl group with its number of carbons ranging from 1 to 40, and an aryl group with its number of benzene rings ranging from 1 to 10; wherein R3 is H or OH; wherein Y1 is selected from a bond, 0, a linear or branched alkylene group with its number of carbons ranging from 1 to 40, and an arylene group with its number of benzene rings ranging from 1 to 10; and wherein Y2 is selected from a bond and (CH2)n, where n=0 to 40.

Abstract: The present invention provides a laser-sensitive coating composition comprising titanium dioxide in the anatase form or polymeric particles comprising a polymeric matrix comprising one or more water-insoluble polymers and titanium dioxide in the anatase form encapsulated in the polymeric matrix, and a polymeric binder. The present invention also provides a process for the preparation of the compositions, processes for preparing substrates coated with the coating compositions, substrates coated with the compositions, processes for marking the substrates coated with the compositions, and marked substrates obtainable by the latter processes.

Abstract: A rubber composition for a tire containing (i) 100 parts by weight of a diene-based rubber and (ii) 0.5 to 25 parts by weight of a heat-expandable microcapsule including a shell, and a substance capable of vaporizing or expanding under heating to thereby generate a gas and a nonpolar oil, both encapsulated in the shell, wherein the shell is made of a thermoplastic resin obtained by polymerization of a nitrile-based monomer (I), a monomer (II) having an unsaturated double bond and a carboxyl group in the molecule thereof, an optional monomer (III) having two or more polymerizable double bonds, and an optional copolymerizable monomer (IV) for adjusting the expansion properties.

Abstract: A self-repairing concrete includes polyurethane polymer micro-capsules, in which the polyurethane polymer micro-capsules are mixed for a fixed function of micro-cracks. The quality mixture ratio is: concrete/micro capsules/water=100:1-15:15-50. The manufacturing method is weighing a full amount of water in a container, adding polyurethane polymer micro-capsules, stirring, until fully dispersed microcapsules; pouring the water into the mixing container, adding the corresponding quality of cement; stirring; adding sand and gravel filling materials, conducting worksite watering, ? volume for each time, vibrating, and air exhausting; until the slurry filling mold.

Abstract: Methods of making a modified pigment by reacting a first chemical group and a second chemical group to form a pigment having attached a third chemical group. The first chemical group includes at least one nucleophile and the second chemical group includes at least one electrophile, or vice versa. Resulting modified pigments, and ink compositions containing such pigments, are also described.

Abstract: A treated pigment comprising: (a) an inorganic pigment; (b) an organic compound comprises a fluoroalkyl group and a hydrocarbon group and having the structure: RH-L-RF, wherein RF is a fluorochemical component containing at least one Zerewitinoff hydrogen; RH is an aliphatic group of 1-30 carbons, cycloaliphatic group of 3-30 carbons, an aromatic group of 6-30 carbons, or a group having the structure: R?—(OCH2CHR?)x?—(OCH2CH2)y?—O—, wherein R? is H or an aliphatic group of 1-20 carbons, R? is H or methyl; and x? and y? are the same or different integers ranging from 0-20 except that the sum of x? and y? is at least 1 when R? is H; and L is selected from the group CO, isocyanate, and a mixture of polyisocyanates containing at least three isocyanate groups per RH-L-RF structure. Plastic articles containing a pigment and the organic compound have improved cleanability with all the other needed properties and without the negative property of chaulking.

Abstract: A method of preparing a transparent polymer material includes i) obtaining composite nanoparticles having mineral nanoparticles at least partially coated with at least one monomer and/or at least one polymer suitable for promoting physicochemical interactions at the interface between the mineral nanoparticles and a thermoplastic polycarbonate matrix, the mineral nanoparticles being surface-modified by the monomer and/or the polymer, either directly by grafting or directly by adsorption of the monomer and/or polymer onto the surface of the mineral nanoparticles; or via a coupling agent selected from a chlorosilane or an organosilane including a functional group that is capable of reacting by a radical pathway. The composite nanoparticles obtained in step i) are mixed with the thermoplastic polycarbonate matrix in the molten state to obtain the transparent polymer material.

Abstract: A polymeric colorant comprises a polymer-encapsulated pigment, wherein the polymer has a molecular weight in the range of 2,000 to 2,000,000 g/mole (2 to 2,000 kDa) and is a polymerization product of at least one dye-monomer conjugate. In some instances, a comonomer is added. The polymeric colorant is made by a method that comprises polymerizing at least one dye-monomer conjugate in a mixture containing pigment particles, to produce a polymerization product wherein the pigment particles are encapsulated by the polymerization product.

Abstract: A method for coloring powders using a stable colorant dispersion is provided. The method includes mixing a base powder and a stable colorant dispersion. A colored powder composition baying a core particle and a partial shell about the core particle is provided.

Abstract: An aqueous dispersion of polymer particles of a water-insoluble vinyl polymer containing a hydrophobic dye, wherein the water-insoluble vinyl polymer is prepared by polymerizing a monomer composition comprising an alicyclic (meth)acrylate, a salt-forming group-containing monomer, and a monomer copolymerizable with the alicyclic (meth)acrylate and the salt-forming group-containing monomer; and an ink comprising the aqueous dispersion. The aqueous dispersion is excellent in, for instance, storage stability, and the ink is excellent in, for instance, printing reliability, solvent resistance, water resistance and character quality.

Abstract: An electrophoretic display and a display medium are provided. The electrophoretic display has a plurality of micro-cells and a display medium filled therein. The display medium includes a plurality of particles and a continuous phase solution. Each of the particles has a deformable polymer shell and a filling liquid. The polymer shell has at least an airtight space and the filling liquid is filled in the airtight space. Additionally, the particles are distributed in the continuous phase solution, wherein a density of the particles is substantially equal to a density of the continuous phase solution.

Abstract: A process for producing a microparticulate hardening catalyst, comprising the steps of jetting a liquid composition containing epoxy resin hardening catalyst (A), monomer having an ethylenically unsaturated group (B) and photopolymerization initiator (C) through a minute nozzle into a gas so as to form microparticles; and while the microparticles are floating, irradiating the same with high-energy rays to thereby effect polymerization of the monomer having an ethylenically unsaturated group (B).

Abstract: An aqueous pigment dispersion for ink jet having a pigment dispersed, characterized by containing a water-soluble resin and a resin having a urethane bond and/or an amide bond.

Abstract: An optical composite material which exhibits high transparency, can make use of the superior optical characteristics of an inorganic material and is specifically applicable to the use required for heat resistance is disclosed, comprising a curable resin compound and inorganic particles having a volume average diameter of not less than 3.0 nm and not more than 15 nm and having been treated with a surface treatment agent exhibiting an average refractive index of not less than 1.50 and not more than 1.70, and the composite material exhibiting a cross-linking density of not less than 0.50 mmol/cm3 and not more than 7.0 mmol/cm3. An optical device by use thereof is also disclosed.

Abstract: Reduced VOC coatings are provided that include small amounts of modified hyperbranched polymers added and reduced solvents to reduce VOC levels by as much as 30% and more. The reduced VOC coatings have substantially improved flow and performance characteristics over comparable commercially available reduced VOC coatings.

Abstract: A reactive organo-modified inorganic particle. Inorganic particles are modified with functional groups through chemical bonding, ionic bonding, hydrogen bond or complex formation. The functional groups of organo-modified inorganic particle can react with monomer or oligomer of biodegradable materials to facilitate crosslinking and functionalization, thus improving physical properties of the inorganic particle-biodegradable hybrid materials.

Abstract: Hydrophobic-core microcapsules and methods of their formation are provided. A hydrophobic-core microcapsule may include a shell that encapsulates a hydrophobic substance with a core substance, such as dye, corrosion indicator, corrosion inhibitor, and/or healing agent, dissolved or dispersed therein. The hydrophobic-core microcapsules may be formed from an emulsion having hydrophobic-phase droplets, e.g., containing the core substance and shell-forming compound, dispersed in a hydrophilic phase. The shells of the microcapsules may be capable of being broken down in response to being contacted by an alkali, e.g., produced during corrosion, contacting the shell.

Abstract: The present invention relates to composites comprising inorganic micro pigments and/or fillers in the form of surface-phosphated microparticles, whose surface is at least partially coated with finely divided with alkaline earth carbonate nanoparticles by means of binders based on copolymers comprising as the monomers one or more dicarboxylic acids and one or more monomers from the group of diamines, triamines, dialkanolamines or trialkanolamines and epichlorohydrin, a method for producing such composites, aqueous slurries thereof and the use thereof in papermaking or in the field of production of paints and plastics as well as the use of the binders for the coating of microparticles with nano alkaline earth carbonate.

Abstract: High performance bituminous mixtures that are useful for the road paving and roofing industries comprise mineral aggregates coated with a thermoplastic polymer composition. Because of their high performance properties, the absence of any aggressive and toxic adhesion promoters and the possibility of using recovered or recycled thermoplastic polymers to form the coating or “membrane,” the bituminous mixtures described herein provide an excellent environmentally friendly solution for pavement construction and roofing industries.

Abstract: The invention relates to a modified nanoparticle including a nanoparticle and a diblock copolymer covalently attached to the nanoparticle, the diblock copolymer comprising a first block polymer of molecular weight greater than 1000 attached to the nanoparticle and a second block polymer of molecular weight greater than 1000 covalently linked to the first block polymer, wherein at least one of the first block polymer and second block polymer comprises repeating units having an azide, acetylene or triazole side chain. Nanocomposites incorporating modified nanoparticles, as well as methods of making modified nanoparticles and nanocomposites are also disclosed.

Abstract: The present invention relates to a microencapsulated pigment in which pigment particles having cationic groups on their surfaces are coated with a polymer having repeating structural units derived from an anionic polymerizable surfactant having at least an anionic group, a hydrophobic group and a polymerizable group, and a microencapsulated pigment in which pigment particles having anionic groups on their surfaces are coated with a polymer having repeating structural units derived from a cationic polymerizable surfactant having a cationic group, a hydrophobic group and a polymerizable group. Further, the invention relates to a process for producing the microencapsulated pigment, an aqueous dispersion containing the microencapsulated pigment, and an ink jet recording ink containing the aqueous dispersion.

Abstract: A method of preparing a styrene polymer-silica nanocomposite is disclosed. One embodiment of the method includes polymerizing about 100 parts by weight of a monomer mixture including about 50 to about 80% by weight of an aromatic monomer an about 20 to about 50% by weight of a vinyl cyanide monomer with about 0.5 to about 30 parts by weight of a colloidal silica dispersed in a first organic solvent.

Abstract: A core-shell composite particle for incorporation into a composite wherein the composite has improved transparency is disclosed. The core-shell composite particle includes a core material having a first refractive index and a shell material having a second refractive index where the core-shell particle has an effective refractive index determined by the first refractive index and the second refractive index. The effective refractive index is substantially equal to the refractive index of the envisioned embedding medium. Methods of forming the core-shell particles are also disclosed.

Abstract: A self-healing composite material and a method to fabricate the self-healing microcapsules are illustrated. The self-healing microcapsules may be fabricated by mixing nanoscale material with a self-healing agent to form a self-healing mixture. The self-healing mixture may be encapsulated to form self-healing capsules which may be dispersed in a polymer to fabricate self-healing material.

Abstract: The present disclosure is drawn to methods and compositions directed at encapsulated pigments. As such, an encapsulated pigment can comprise a pigment and a polymer encapsulating the pigment, where the polymer comprises a monomer and a RAFT reagent. Additionally, a method of encapsulating pigments can comprise dispersing a pigment in an aqueous solution to form a pigment dispersion, adding a monomer to the pigment dispersion, adding a RAFT reagent to the pigment dispersion, and polymerizing the monomer using the RAFT reagent in the presence of the pigment to form an encapsulated pigment. Further, the present disclosure provides ink-jet inks comprising the encapsulated pigments.

Abstract: Coatings and methods are provided. An embodiment of the coating includes microcapsules that contain at least one of a corrosion inhibitor, a film-forming compound, and an indicator. The microcapsules are dispersed in a coating vehicle. A shell of each microcapsule breaks down in the presence of an alkaline condition, resulting from corrosion.

Abstract: A water-base ink composition comprising: a chromatic color pigment covered with a water-insoluble vinyl polymer; a titanium dioxide pigment; and water; and a water-base ink composition containing, in addition to a chromatic color pigment, dispersant and water, both a titanium dioxide pigment and silica pigment.

Abstract: The invention relates to zinc oxide nanoparticles having an average particle size, determined by particle correlation spectroscopy (PCS), in the range from 3 to 20 nm whose particle surface has been modified by means of at least one copolymer comprising at least one monomer containing hydrophobic radicals and at least one monomer containing hydrophilic radicals, dispersed in an organic solvent, characterised in that they are obtainable by a process in which in a step a) one or more precursors of the nanoparticles are converted into the nanoparticles in an alcohol, in a step b) the growth of the nanoparticles is terminated by addition of at least one copolymer comprising at least one monomer containing hydrophobic radicals and at least one monomer containing hydrophilic radicals when the absorption edge in the UV/VIS spectrum of the reaction solution has reached the desired value, and optionally in step c) the alcohol from step a) is removed and replaced by another organic solvent, to isolated particles, and t

Abstract: In the present invention, an inorganic reactant is, or reactants are, localized with respect to a dendritic polymer by physical constraint within or by a non-covalent conjugation to the dendritic polymer. The localized inorganic reactant or reactants is/are subsequently transformed to form a reaction product which is immobilized with respect to the dendritic polymer. This immobilization occurs on a nanoscopic scale as a consequence of the combined effects of structural, chemical and physical changes without having covalent bonds between the product(s) and the dendritic container and results in new compositions of matter called dendritic nanocomposites. The resulting nanocomposite material can be used to produce revolutionary products such as water soluble elemental metals, with specific applications including magnetic resonance imaging, catalytic, magnetic, optical, photolytic and electroactive applications.

Abstract: Epoxy functional polymers comprising the reaction product of a terpene and a epoxy functional monomer are disclosed. Coatings comprising these polymers are also disclosed, including cationic electrodepositable coatings.

Abstract: The invention relates to the use of a mixture with spherical metal particles and metal flakes as a laser marking agent or laser weldability agent in a plastic, wherein the particle size distribution of the spherical metal particles and of the metal flakes in the mixture, as determined by means of laser granulometry, in the form of the volume-averaged cumulative undersize particle size distribution, has a Dmixture, 90 value of <100 ?m and a Dmixture, 50<60 ?m. The invention further relates to a masterbatch which comprises a mixture with spherical metal particles and metal flakes. The invention additionally relates to a laser-markable and/or laser-weldable plastic which comprises a mixture with spherical metal particles and metal flakes.

Abstract: A composition is described comprising an organic polymer or a polymerizable monomer, having dispersed therein a surface-modified particle phase, in an amount sufficient to reduce the flammability of the polymer.

Abstract: The invention provides titanium-dioxide-containing composites, a method for their production and the use of these composites.

Abstract: The present invention discloses: a resin composition comprising, as essential components, 100 parts by mass of a component (A) which is an epoxy resin, 41 to 80 parts by mass of a component (B) which is thermoplastic resin particles, and 20 to 50 parts by mass (in terms of diaminodiphenylsulfone) of a component (C) which is diaminodiphenylsulfone microencapsulated with a coating agent, in which resin composition the thermoplastic resin particles (B) comprise at least thermoplastic resin particles (B1) having an average particle diameter of 1 to 50 ?m and thermoplastic resin particles (B2) having an average particle diameter of 2 to 100 ?m at a mass ratio of 3:1 to 1:3 and the average particle diameter ratio D2/D1 of the average particle diameter D2 of the thermoplastic resin particles (B2) to the average particle diameter D1 of the thermoplastic resin particles (B1) is 2 or more, and a prepreg produced using the resin composition.

Abstract: The invention relates to a resin polymer blend comprising at least two dry blended, non-melt processible resin polyimide particulates, wherein the non-melt processible resin polyimide articulates are molded by compression molding.

Abstract: The invention relates to pigment based on (multiple) coated platelet-shaped substrates comprising an outer layer which is obtained by treatment with a metal oxide/hydroxide and then a phosphate ester, or phosphonate, or a salt thereof, with the proviso that the phosphate ester, or phosphonate do not contain fluorine, to a method for producing said pigments and the use thereof. The outer layer provides a very good photo-stabilisation of the TiO2coated platelet-shaped substrates, such as mica, combined with a good water resistance and an anti-yellowing performance.

Abstract: The present invention pertains to a process for preparing a modified inorganic oxygen-containing particulate material comprising the steps of: a) preparing a mixture of an aqueous suspension of inorganic oxygen-containing particulate material and an alkoxylated alcohol according to the formula (I) wherein R1 is a C1-C8 alkyl, C4-C8 cycloalkyl or phenyl, R2 is hydrogen or methyl, and n is an integer from 1 to 5; b) optionally adding a first resin and/or a first resin precursor; c) adding one or more coupling agents to the mixture; d) optionally adding a second resin and/or a second resin precursor to the resulting mixture; and wherein optionally water is removed at least partially from the mixture before or during step b), c) or d), or after step d); and optionally converting the first resin precursor into the first resin before, during or after step c) and/or the second resin precursor into the second resin after step d).

Abstract: Aqueous slurries of finely divided fillers which are at least partly coated with a composition comprising at least one water-soluble amphoteric copolymer and at least one swollen starch.

Abstract: A microcapsule comprising a hydrophobic core within a polymeric shell, in which the core comprises: (a) 10 to 65% by weight of a hydrocarbon liquid or hydrocarbon wax containing hydrocarbon molecules of between 10 and 24 carbon chain length; and (b) 35 to 90% by weight of an aliphatic acid containing at least 6 carbon atoms, based on the total weight of the core. The microcapsules are suitable for use in heat storage systems and especially in heat transfer systems were it is normally necessary for the density of the microcapsules and the carrier fluid to be essentially the same.

Abstract: A process for producing a heterophasic copolymer is provided. The process includes introducing an antifoulant to a second polymerization reactor which operates in series with a first polymerization reactor. The antifoulant may be a multicomponent antifoulant and/or a coating agent. Provision of either antifoulant enables the production of a heterophasic copolymer with an Fc value from about 10% to about 50% by inhibiting reactor fouling during polymerization.

Abstract: A polymer composition that includes a hydrophilic polymer, an optional secondary organic polymer, and a bioactive agent distributed therein, wherein the bioactive agent is selected from the group consisting of a silver compound, a copper compound, a zinc compound, and combinations thereof.

Abstract: In a process for producing composite particles comprising a polymer and a finely divided inorganic solid, the process comprises providing an aqueous dispersion of a sol of the modified finely divided solid, adding at least one monomer suitable for free radical type polymerisation and adding a suitable free radical polymerisation initiator to initiate polymerisation of the monomer, wherein the reaction mixture is free from added surfactant, dispersant or auxiliary co-monomer. Compositions comprising the resulting particles are also disclosed.