Abstract: A method of preparing an organic-inorganic hybrid material is described. A M(OR)x and an organically modified Si-alkoxide having a predetermined functional group are dissolved in a first solvent and a second solvent to form a first solution and a second solution, respectively. The first solution and the second solution are then mixed and heated. As a result, the M(OR)x reacts with the organically modified Si-alkoxide to form a functionalized organic-inorganic hybrid material. Furthermore, the solid content of the functionalized organic-inorganic hybrid material is increased by transferring the same into another solvent. Therefore, a thick hybrid film is fabricated by means of the transferred functionalized organic-inorganic hybrid material.

Abstract: Anticorrosion coating compositions for metallic parts based on particulate metal in aqueous dispersion are described. The compositions include an organic titanate or zirconate compatible in aqueous phase or in organic phase, an optional silane-based binder, and water. Also described are methods of forming anticorrosion coatings for metallic parts obtained from the noted coating compositions as well as a metallic substrate provided with the anticorrosion coating. The anticorrosion coatings exhibit excellent corrosion resistance upon baking at temperatures greater than 180° C. and up to 350° C.

Abstract: A tire dressing composition is provided that includes at least one silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature. An amine functionalized silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature is also present. A thickener is present to yield a coating from the composition has limited sag, low tack upon coating formation, and desirable durability properties. An organic solvent is present in which the at least one silicone fluid and the amine functionalized silicone fluid are soluble or suspended. A process is provided for dressing a tire having a previous silicone coating thereon, the process including applying the tire dressing composition and allowing a solvent to evaporate from the composition to form a tire dressing coating. The coating producing an initial gloss of great than 200 units.

Abstract: [Problems] To provide a resin composition containing ultrafine silver particles and having excellent antibacterial property as well as excellent deodorizing power against both the nitrogen type smelling components and the sulfur-containing smelling components. [Means for Solution] A resin composition obtained by heating and mixing a resin composition, a silver carboxylate and a carboxylic acid together. A thermoplastic resin, the silver carboxylate and the carboxylic acid are heated and mixed together at a temperature lower than a temperature at which the silver carboxylate starts decomposing but not lower than a melting point of the thermoplastic resin.

Abstract: Process for the preparation of a vinylidene chloride polymer composite comprising a solid particulate encapsulated in the vinylidene chloride polymer. The process comprises providing a dispersion of a solid particulate material in a liquid phase, said dispersion comprising a RAFT/MADIX agent; providing vinylidene chloride and optionally one or more ethylenically unsaturated monomer copolymerisable therewith to said dispersion; and polymerising vinylidene chloride and said optionally present one or more ethylenically unsaturated monomer under the control of said RAFT/MADIX agent to form polymer at the surface of said solid particulate material.

Abstract: A quick curing resin composition, which can be used in conventionally used ovens, and a semiconductor device, which is excellent in reliability such as solder crack resistance or the like when the resin composition, is used as a die attach material for semiconductor. The resin composition has a sufficient low stress property, good adhesion and excellent bleeding property. The resin composition includes a filler (A), compound (B) having the structure represented by the formula (1) and a functional group represented by the formula (2) and a thermal radical initiator (C), and substantially not containing a photo polymerization initiator.

Abstract: A curable composition and use thereof are provided. The composition can be useful in exhibiting excellent processability and workability, and providing a cured product which exhibits superior light extraction efficiency, crack resistance, hardness, thermal shock resistance, and adhesive properties, has superior reliability under severe conditions for a long period of time and prevents opacity and stickiness onto a surface thereof when cured. Also, the curable composition capable of preventing precipitation of an additive such as a fluorescent material or a photoconversion material and being formed into a cured product having excellent transparency even when the additive is added to the curable composition can be provided.

Abstract: Polycarbonate nanocomposites comprising a polycarbonate matrix having non-oxidized metal nanoparticles dispersed therein are disclosed. The polycarbonate nanocomposite is produced by a process comprising forming a reaction mixture comprising a dihydroxy compound, an activated carbonate, a metal precursor, and a solvent; and in-situ polymerizing the reaction mixture to form a nanocomposite comprising a polycarbonate matrix and metal nanoparticles dispersed therein. The metal precursor comprises a metal selected from a specified group. The nanocomposites have improved mechanical, optical, electrical and/or magnetic properties. Also disclosed are articles formed from such polycarbonate nanocomposites.

Abstract: Provided is a polymerizable composition including: (a) a polymerizable component; and (b) a pigment component the pigment component includes: (i) an ionic or amphoteric dispersant material; and (ii) pigment nanoparticles uniformly dispersed in the dispersant material (i). The nanoparticles have a particle size of up to 500 nanometers. Also provided is a polymerizable composition of: (a) a polymerizable component including: (i) diethylene glycol bis(allyl carbonate); and (ii) a radical initiator; and (b) a pigment component which includes: (i) an ionic or amphoteric dispersant material derived from polycaprolactone; and (ii) pigment nanoparticles of ultramarine blue having an average particle size of up to 500 nanometers, uniformly dispersed in the dispersant material.

Abstract: A tire dressing composition is provided that includes at least one silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature. An amine functionalized silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature is also present. A thickener is present to yield a coating from the composition has limited sag, low tack upon coating formation, and desirable durability properties. An organic solvent is present in which the at least one silicone fluid and the amine functionalized silicone fluid are soluble or suspended. A process is provided for dressing a tire having a previous silicone coating thereon, the process including applying the tire dressing composition and allowing a solvent to evaporate from the composition to form a tire dressing coating. The coating producing an initial gloss of great than 200 units.

Abstract: A resin composition which is excellent in quick curing and can be used for curing in conventionally used ovens, and a semiconductor device which is excellent in reliability such as solder crack resistance or the like when the resin composition is used as a die attach material for semiconductor. Further preferably, a resin composition which has a sufficient low stress property, good adhesion and excellent bleeding property. A resin composition comprising a filler (A), the compound (B) comprising a structure represented by the formula (1) and a functional group represented by the formula (2) and a thermal radical initiator (C), and substantially not containing a photo polymerization initiator.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: A compound having a guanidine structure and uses thereof as organopolysiloxane polycondensation catalysts are described.

Abstract: A resin-coated metallic pigment in which a coating layer constituted of a single layer or a plurality of layers is formed on a surface of a base particle, an outermost layer of the coating layer being composed of a resin which is a polymer containing one or more compounds selected from a monomer and an oligomer having two or more polymerizable double bonds as a constituent unit, and a surface portion of the outermost layer being treated with a surface modifier which is a compound having one polymerizable double bond.

Abstract: A method for forming a liquid repellent surface on a substrate, said method comprising applying a combination of nanoparticles and a polymeric material to the surface in a chamber using ionisation or activation technology, in particular plasma processing.

Abstract: A tire dressing composition is provided that includes at least one silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature. An amine functionalized silicone fluid having a viscosity of between 40 and 500,000 centiStokes at room temperature is also present. A thickener is present to yield a coating from the composition has limited sag, low tack upon coating formation, and desirable durability properties. An organic solvent is present in which the at least one silicone fluid and the amine functionalized silicone fluid are soluble or suspended. A process is provided for dressing a tire having a previous silicone coating thereon, the process including applying the tire dressing composition and allowing a solvent to evaporate from the composition to form a tire dressing coating. The coating producing an initial gloss of great than 200 units.

Abstract: Curing agents for air-drying alkyd-based resins, coatings, such as paint, varnish or wood stain, inks and linoleum floor coverings, based on an iron/manganese complex containing tetradentate, pentadentate or hexadentate nitrogen donor ligands are disclosed.

Abstract: Curing agents for air-drying alkyd-based resins, coatings, such as paint, varnish or wood stain, inks and linoleum floor coverings, based on an iron/manganese complex containing tetradentate, pentadentate or hexadentate nitrogen donor ligands are disclosed.

Abstract: Polycarbonate nanocomposites comprising a polycarbonate matrix having non-oxidized metal nanoparticles dispersed therein are disclosed. The polycarbonate nanocomposite is produced by a process comprising forming a reaction mixture comprising a dihydroxy compound, an activated carbonate, a metal precursor, and a solvent; and in-situ polymerizing the reaction mixture to form a nanocomposite comprising a polycarbonate matrix and metal nanoparticles dispersed therein. The metal precursor comprises a metal selected from a specified group. The nanocomposites have improved mechanical, optical, electrical and/or magnetic properties. Also disclosed are articles formed from such polycarbonate nanocomposites.

Abstract: The present disclosure relates to a curable composition to be prepared by mixing a base paste and a catalyst paste, the base paste comprising (A) a hardenable compound comprising at least two aziridine moieties, and (B) a metal containing component containing anions and/or ligands, the metal containing component being present in an amount of about 0.1 to about 5 wt.-%, the metal being selected from Zn, Cu, Co, Ni, Ag and combinations thereof, the anions or ligands being selected from oxide, hydroxyl, (hydro)carbonate, sulphate, nitrate, halide, lactate, benzoate, wolframate, linear or branched aliphatic carboxylic acid anions, ligands having not more than two coordinating moieties and combinations thereof, the catalyst paste comprising (C) a Lewis acid, the composition optionally further comprising (D) a retarder, (E) filler and (F) additive(s).

Abstract: Improved mechanical properties of either clay or carbon nanotube (CNT)-reinforced polymer matrix nanocomposites are obtained by pre-treating nanoparticles and polymer pellets prior to a melt compounding process. The clay or CNTs are coated onto the surfaces of the polymer pellets by a milling process. The introduction of moisture into the mixture of the nanoparticles and the polymer pellets results in the nanoparticles more easily, firmly, and thoroughly coating onto the surfaces of the polymer pellets.

Abstract: Polycarbonate nanocomposites comprising a polycarbonate matrix having non-oxidized metal nanoparticles dispersed therein are disclosed. The polycarbonate nanocomposite is produced by a process comprising forming a reaction mixture comprising a dihydroxy compound, an activated carbonate, a metal precursor, and a solvent; and in-situ polymerizing the reaction mixture to form a nanocomposite comprising a polycarbonate matrix and metal nanoparticles dispersed therein. The metal precursor comprises a metal selected from a specified group. The nanocomposites have improved mechanical, optical, electrical and/or magnetic properties. Also disclosed are articles formed from such polycarbonate nanocomposites.

Abstract: The invention relates to subduedly colored (brown, gray, black, green), infrared reflecting PMMA compounds which can be applied to other plastic compounds as an IR barrier layer.

Abstract: A metal particle dispersion structure characteristically comprising (B) 0.005 to 100 weight parts of metal nanoparticles dispersed in (A) 100 weight parts of polymerized polymer, wherein the metal nanoparticles are metal particles obtained by mixing (b1) organohydrogenpolysiloxane and (b2) at least one metal compound which is soluble in component (b3) to uniformity in (b3) cyclic or chain dimethylpolysiloxane or at least one organic solvent.

Abstract: The invention relates to a process for producing a water-absorbing resin by polymerization of a reaction mixture comprising at least one hydrophilic monomer and, if appropriate, at least one crosslinker in a reactor, which comprises admixing the reaction mixture with at least one first portion of a particulate additive before the reaction mixture has reached a residence time of 40% of the overall residence time in the reactor and with at least one second portion of a particulate additive when the reaction mixture has reached a residence time of 45% or more of the overall residence time in the reactor, the additive being selected from water-absorbing resin powders, fillers and mixtures thereof, the total solids content of monomer and additive being in the range from 30% to 60% by weight, the amount of additive being in the range from 5% to 50% by weight, based on the monomers, and the weight ratio of the first portion to the second portion of the additive being in the range from 10:1 to 1:5.

Abstract: A method for obtaining a metal oxide organic compound composite includes dissolving a hydrated yttrium chloride and an epoxide in a solvent, and obtaining a gel including the metal oxide organic compound composite.

Abstract: The present invention is directed toward a method for making a polymer that has nanostructures incorporated into the matrix of the polymer. The method of the present invention involves mixing a precursor solution for the polymer with a precursor for the nanostructures to form a mixture. Nanostructures are formed in the mixture from the precursor of the nanostructures, such that the nanostructures are surrounded by the precursor solution for the polymer. The polymer is formed from the precursor solution of the polymer, which results in the nanostructures being incorporated into the matrix of the polymer.

Abstract: A moisture-curable polyurethane formulation is provided capable of curing to form a reaction product, having high green strength and being dispensable from a caulking gun. The polyurethane formulation comprises at least one isocyanate-terminated prepolymer, at least one rheology modifier or filler, optionally monomeric/polymeric isocyanate, and at least one urea-based thixotropic additive added to the formulation or formed in situ, to provide greater than 1% of urea groups in the reaction product. A method for making a moisture-curable polyurethane formulation capable of curing to form a reaction product and methods of bonding materials together using the formulation are also provided.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: Polycarbonate nanocomposites comprising a polycarbonate matrix having non-oxidized metal nanoparticles dispersed therein are disclosed. The polycarbonate nanocomposite is produced by a process comprising forming a reaction mixture comprising a dihydroxy compound, an activated carbonate, a metal precursor, and a solvent; and in-situ polymerizing the reaction mixture to form a nanocomposite comprising a polycarbonate matrix and metal nanoparticles dispersed therein. The metal precursor comprises a metal selected from a specified group. The nanocomposites have improved mechanical, optical, electrical and/or magnetic properties. Also disclosed are articles formed from such polycarbonate nanocomposites.

Abstract: A method for producing a tantalum oxide particle including preparing tantalum alkoxide in a container and hydrolyzing the tantalum alkoxide in the container, wherein a maximum temperature T (° C.) in the container and a maximum pressure P (MPa) in the container in the hydrolysis satisfy the following formulae (1) and (2): 205?T<300 ??(1), and P?0.9 ??(2).

Abstract: Disclosed are a polyamic acid solution, a polyimide resin prepared by imidization of the polyamic acid solution, a flexible metal clad laminate using the polyimide resin, and a printed circuit board including the flexible metal clad laminate, wherein the polyamic acid solution includes (a) 3,3?,4,4?-biphenyltetracarboxylic acid dianhydride (BPDA), and pyromellitic dianhydride (PMDA) as aromatic tetracarboxylic acid dianhydride; (b) at least one aromatic diamine; (c) an organic solvent; and (d) an inorganic filler.

Abstract: A method for selecting materials and processing conditions to prepare a heterogeneous structure in situ via the reaction of a homogeneous mixture of a reactive organic compound and a filler, which may then optionally be sintered. The method is employed to provide a heterogeneous composite possessing exceptionally high thermal and/or electrically conductivities for a given concentration of conductive filler. The choice of materials as well as processing conditions employed, as will be described below, have a strong effect on the rate domain formation/heterogeneity of the structure formed, the extent of filler particle-particle interactions within filler-rich domains, and ultimately the thermal and/or electrical conductivity. Proper choice of these conditions can lead to composites having enhanced properties at a reduced bulk filler concentration.

Abstract: The present invention provides a photocatalyst-containing water-based curable coating composition capable of forming a cured coating film having an excellent durability against the oxidative decomposition effect caused by the photocatalyst, and an excellent crack resistance, as well as excellent weather resistance and stain resistance; and a method for producing the coating composition.

Abstract: A wiring structure having a wiring-terminal-connection adhesive that includes a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles.

Abstract: This invention provides a wiring-terminal-connecting adhesive comprising a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles, and a wiring-terminal-connecting method and a wiring structure which make use of such an adhesive.

Abstract: A resin composition which is excellent in quick curing and can be used for curing in conventionally used ovens, and a semiconductor device which is excellent in reliability such as solder crack resistance or the like when the resin composition is used as a die attach material for semiconductor. Further preferably, a resin composition which has a sufficient low stress property, good adhesion and excellent bleeding property. A resin composition comprising a filler (A), the compound (B) comprising a structure represented by the formula (I) and a functional group represented by the formula (2) and a thermal radical initiator (C), and substantially not containing a photo polymerization initiator.

Abstract: Provided are an optical material composition and an optical element that not only exhibit desirable anomalous dispersion properties but are also easy to process. The material composition for use in the optical element contains 5 weight % to 50 weight % of niobium (V) oxide fine particles (A), 49 weight % to 94 weight % of an organic compound (B) having one or more polymerizable functional groups in one molecule thereof, and 0.05 weight % to 5 weight % of a polymerization initiator (C).

Abstract: There are provided an adhesive for connecting a circuit to be interposed between substrates having circuit electrodes thereon opposed to each other and to electrically connect the circuit electrodes on the substrates opposed to each other to the pressurizing direction under pressure, wherein the adhesive contains a compound having an acid equivalent of 5 to 500 KOH mg/g, and an adhesive for connecting a circuit to be interposed between substrates having circuit electrodes opposed to each other and to electrically connect the electrodes on the substrate opposed to each other to the pressurizing direction under pressure, wherein the adhesive comprises a first adhesive layer and a second adhesive layer, and a glass transition temperature of the first adhesive layer after pressure connection is higher than the glass transition temperature of the second adhesive layer after pressure connection.

Abstract: The object of the invention is a method for the dispersion of reactive monomers, wherein a monomer emulsion (8) is fed at a first pressure through a dispersion jet (7) and a second dispersion (9) is fed laterally behind the dispersion jet at a second pressure that is less than the first pressure, both the emulsion and the dispersion being dispersed with one another in a mixing chamber. Using the method, nanoparticle-laden monomer emulsions may be produced that, after polymerization, produce polymer-coated nanoparticles.

Abstract: The present invention provides a coating composition for antireflection that includes a) a low refractive material having a refractive index of 1.2 to 1.45, b) a high refractive material having a refractive index of 1.55 to 2.2 and comprising high refractive fine particles and an organic substituent, in which the difference in the surface energy between two materials is 5 mN/m or more; an antireflection film manufactured using the coating composition for antireflection; and a method of manufacturing the antireflection film. According to the present invention, the antireflection film having excellent antireflection characteristic can be manufactured by one coating process, thereby reducing manufacturing cost.

Abstract: A process of repairing a plasma etched low-k dielectric material having surface-bound silanol groups includes exposing at least one surface of the dielectric material to (a) a catalyst so as to form hydrogen bonds between the catalyst and the surface-bound silanol groups obtaining a catalytic intermediary that reacts with the silane capping agent so as to form surface-bound silane compounds, or (b) a solution comprising a supercritical solvent, a catalyst, and a silane capping agent so as to form hydrogen bonds between a catalyst and the surface-bound silanol groups obtaining a catalytic intermediary that reacts with the silane capping agent so as to form surface-bound silane compounds. Horizontal networks can be formed between adjacent surface-bound silane compounds.

Abstract: A wiring structure having a wiring-terminal-connection adhesive that includes a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles.

Abstract: The present invention provides novel antimicrobial polyurethane compositions having excellent mechanical and biocompatibility properties, and methods to prepare them. The antimicrobial polyurethane compositions include a homogenous distribution of silver ions by incorporating this antimicrobial agent into the composition prior to the complete polymerization of the polyurethane. In preferred embodiments, the silver ion is associated with a carrier, such as zirconium phosphate or soluble glass powder. The present invention also includes components made from the antimicrobial polyurethane compositions, such as medical devices.

Abstract: An improved composite material, and method of manufacture thereof, comprising varying amounts tungsten powder, or metal/alloy powder of similar density, and clay or silicone is disclosed. The improved composite material may be useful as a replacement for lead and lead-based composites where similar densities are required but the use of lead is undesirable. The disclosed composite material permits a large variety of tungsten powder particle sizes to be utilized and results in improved ductility over known tungsten powder composites.

Abstract: The present invention relates to a polyamide-based composition stabilized with respect to light and/or heat comprising at least one stabilizer exhibiting at least one hindered amine functional group. The invention also relates to yarns, fibres, filaments and/or articles obtained from this composition.

Abstract: Provided is a thin film having self-supporting properties and having excellent strength, durability and flexibility and a method for manufacturing the thin film. A thin film having an interpenetrating net-work layer and having a film thickness of 500 nm or less, the interpenetrating net-work layer being constituted of at least a metal oxide and an organic polymer.

Abstract: Disclosed are processes for preparing polyareneazole polymers including contacting a molar excess of a free base in water with a terephthalic acid salt to form an aqueous mixture, adjusting the pH to precipitate a monomer complex, contacting the monomer complex with metal powder, and polymerizing the monomer complex. Polyareneazoles, filaments and yarns are also disclosed.

Abstract: A process is proposed for preparing polymers filled with nanoscale metal oxides and comprises the following steps: a) preparing a nanosuspension of one or more crystalline metal oxides, hydroxides or oxide hydroxides by heating a suspension of one or more compounds comprising the corresponding metals in a first polymerizable compound to a temperature greater than the boiling point of water under process pressure and less than the boiling temperature of the first polymerizable compound and also less than the temperature at which the polymerization of the first polymerizable compound commences, ?in the presence of water in an amount corresponding to 1 to 10 oxygen atoms per metal atom of the compound or compounds comprising the corresponding metals, and b) polymerizing the first polymerizable compound under pressure and temperature conditions typical for the first polymerizable compound.

Abstract: A silicone resin composition comprising fine inorganic particles, wherein the silicone resin composition is obtained by a step comprising reacting (A) a bifunctional alkoxysilane and/or a dual end-disilanol, and (B) a compound having an alkoxysilyl group at an end of a molecule, in the presence of a dispersion of said fine inorganic particles. The silicone resin composition of the present invention can be suitably used for, for example, encapsulating materials, coating materials, molding materials, surface-protecting materials, adhesive agents, bonding agents, and the like.