Abstract: Compositions that include bis(glyoxime)-transition metal complexes bound to metal oxide solid supports are provided. In some embodiments the compositions include nickel dimethylglyoxime and the metal oxide supports can be alumina or silica. These compositions can be used to make a colorimetric moisture-indicating sensor that changes visible reflection spectrum quantitatively and reversibly according to the amount of moisture in contact with the sensor. Also provided is a method of detecting moisture using the provided compositions.

Abstract: The presently disclosed subject matter relates to nitric oxide-releasing particles for delivering nitric oxide, and their use in biomedical and pharmaceutical applications.

Abstract: The invention relates to a radical-initiated thiol-ene or thiol-yne “click” reaction that provides a simple and efficient route to diverse trialkoxysilanes. Trialkoxysilanes made in this way are obtained in quantitative to near-quantitative yields with high purity without any or minimal purification. A wide range of functional groups is tolerated in this approach, and even complex alkenes click with the silane precursors. The modular nature of these radical-based thiol-ene or thiol-yne “click” reactions allows a wide variety of pendant groups to be coupled to silane compounds that can then be coupled to a wide variety surfaces in order to modify their material properties. Consequently, such radical initiated thiol-ene and thiol-yne reactions provide facile and efficient methods for preparing an enormous number of surface-active functional trialkoxysilanes.

Abstract: A cylindrical reactor has walls and a base, forming a chamber in which permanently manufactured micelle array nanoparticles may be manufactured. The reactor has a disk impeller inside the chamber which serves to mix reagents in the chamber and a collar which facilitates the mixing process. The reactor is effective to input an amount of energy to the mixed reagents such that particle coagulation is prevented but formation of PCMA nanoparticles is permitted. A method for manufacturing PCMA nanoparticles is disclosed. Reagents, beginning with prepared core particles, are stepwise added to a reactor and mixed. A high sheer mixing unit is used to input an amount of energy to the mixed reagents such that particle coagulation is prevented but formation of PCMA nanoparticles is permitted.

Abstract: A light emitting composition includes a light-emitting lumophore-functionalized nanoparticle, such as an organic-inorganic light-emitting lumophore-functionalized nanoparticle. A light emitting device includes an anode, a cathode, and a layer containing such a light-emitting composition. In an embodiment, the light emitting device can emit white light.

Abstract: The present invention relates to the preparation of highly efficient chiral heterogeneous catalyst for asymmetric nitroaldol reaction, wherein Henry reactions of various aldehydes such as aromatic, aliphatic, ?,?-unsaturated aldehydes, alicyclic aldehydes and nitroalkenes were carried out to produce optically active ?-nitroalcohols in high yield, with moderate to excellent enantioselectivity (ee up to >99%) in presence of a base and an optically active chiral heterogeneous catalyst.

Abstract: A hybrid porous material including at least a first and a second porous material portion which are chemically bonded to each other and are each a different type of material.

Abstract: The present invention relates to substances which can be applied to the technical fields of gas storages, polymerization catalysts and optical isomers, their intermediates, and processes for preparing the same, which is characterized in that 1) possible disintegration of structure of the scaffold material (SM) is impeded, and 2) they are prepared by a simple manufacturing system as compared to the substances conventionally suggested in the application field. Specifically, it relates to scaffold material-transition metal hydride complexes comprised of scaffold material (SM) and transition metal hydride (M1H(n-1)) which is chemically bonded to the functional groups formed on the scaffold material, SM-transition metal halide complex and SM-transition metal ligand complex as the precursors, and a process for preparing the same. The SM-transition metal hydride complex according to the present invention is a substance for hydrogen storage which adsorbs hydrogen via Kubas adsorption.

Abstract: The present invention relates to method for preparing a metal nanoparticle organic composite film, preferably a metal nanoparticle organic composite film of a chemical sensing device, to a metal nanoparticle organic composite film obtained by said method, and to a chemical sensing device comprising a metal nanoparticle organic composite film or an array of different metal nanoparticle organic composite films obtained by said method.

Abstract: Mechanosynthesis trajectories are described which are approximately coaxial, and are shown to be useful in a wide range of mechanosynthesis reactions regardless of the nature of the tip or the feedstock being transferred.

Abstract: Processes are described for manufacturing atomically-precise tips using one or more tips in one or more mechanosynthetic reactions to create one or more atomically-precise tips. The processes may employ a variety of feedstock, binding any of a wide range of atoms to a workpiece to build the one or more atomically-precise tips. The processes result in atomically-precise mechanosynthesis tips with a wide variety of possible tip structures using a wide range of feedstock binding elements. Characteristics of such tips that may be used when designing new embodiments are also described.

Abstract: Methods and systems for building three-dimensional workpieces are described using a plurality of mechanosynthetic reactions. These methods may employ engineered reliability in reactions and process conditions and may use simulated or otherwise vetted reaction sequences, to allow workpieces requiring many reactions to be built with acceptable reliability. These many reactions may be the repetition of one or a small number of reactions, or many diverse reactions, or a combination thereof.

Abstract: A coating composition comprising a Photocatalyst Composition comprising a photocatalyst and a pendent silyl ester group, wherein the photocatalyst produces singlet oxygen in the presence of light and ambient air. In certain embodiments, the coating composition further comprises a singlet oxygen scavenger.

Abstract: The present disclosure relates to a silane-containing inorganic nanofiller, a varnish including the silane-containing inorganic nanofiller, an enameled wire including the silane-containing inorganic nanofiller, and a method for preparing the enameled wire.

Abstract: Compositions and methods for controlled polymerization and/or oligomerization of hydrosilanes compounds including those of the general formulae SinH2n and SinH2n+2 as well as alkyl- and arylsilanes, to produce soluble silicon polymers as a precursor to silicon films having low carbon content.

Abstract: Methods, compositions, and systems for detecting explosives is disclosed and described. A sensor for detecting explosives can comprise a porous hydrophilic material modified with a titanium oxo compound having the following structure (I) where L is a ligand. Additionally, the porous hydrophilic material can be capable of detecting hydrogen peroxide vapor by complexing the titanium oxo compound and the hydrogen peroxide to provide a color change.

Abstract: The invention concerns metal complexes and their preparation, in particular a metal complex MLnXm, where M is a metal of group 8, 9 or 10 and X is a halide, HCO3-, NO3-, CO32- or carboxylate. n is a number equal to or less than the coordination number of the metal and m is 1 or 2 and is equal to the oxidation state of the metal. The ligand L may be a bidentate phosphine of formula (I), (II), (III) or (IV) as set out herein. The process of production comprises reacting an ammine compound of metal M with a complexing compound, which is preferably a phosphine.

Abstract: Novel, lubricious coatings for medical devices are disclosed. The coatings provide improved lubricity and durability, and are readily applied in coating processes. The present invention is also directed to a novel platinum catalyst for use in such coatings. The catalyst provides for rapid curing, while inhibiting cross-linking at ambient temperatures, thereby improving the production pot life of the coatings.

Abstract: An iodine adsorbent of an embodiment includes: a carrier modified with a functional group represented by a formula (1); and a silver ion supported on the carrier, where R1 is a polyol group.

Abstract: A method of making a powder coating composition includes obtaining functionalized particles by reacting inorganic particles with alkoxysilanes having the general structural formula (I) R1Si(OR2)3, silane oligomers having the general structural formula (II) (R1)(OR2)2Si-O-[-Si(R1)(OR2)-O-]m-Si(R1)(OR2)2 or mixtures thereof.

Abstract: The present invention relates to the preparation of highly efficient chiral heterogeneous catalyst for asymmetric nitroaldol reaction, wherein Henry reactions of various aldehydes such as aromatic, aliphatic, ?,?-unsaturated aldehydes, alicyclic aldehydes and nitroalkenes were carried out to produce optically active ?-nitroalcohols in high yield, with moderate to excellent enantioselectivity (ee up to >99%) in presence of a base and an optically active chiral heterogeneous catalyst.

Abstract: There are provided a ruthenium-diamine complex, and methods for selectively producing an optically active alcohol and an optically active amine, which are important as precursors for the synthesis of medicinal drugs and functional materials, using the ruthenium-diamine complex as a catalyst. The invention provides a ruthenium-diamine complex prepared by introducing a trisubstituted silyl group into an aromatic compound (arene) moiety that is coordinated with a ruthenium complex having an optically active diamine as a ligand, a catalyst for asymmetric reduction formed from the ruthenium-diamine complex, and a method for producing an optically active alcohol or an optically active amine using the catalyst.

Abstract: A process comprises (a) combining (1) at least one metal cation source, (2) at least one phosphate anion source, (3) at least one organic base comprising at least one organic moiety comprising at least about five carbon atoms, and (4) at least one organosilane comprising at least one organic moiety comprising at least about six carbon atoms; and (b) allowing the metal cation source and the phosphate anion source to react in the presence of the organic base and the organosilane (for example, to form surface-modified metal phosphate nanoparticles).

Abstract: A method of adapting a synthetic substrate for immobilisation of a target molecule thereon.

Abstract: The present invention relates to a surface-modified tantalum oxide nanoparticle, a method for preparation thereof, a contrast agent (medium) for X-ray computed tomography, and a highly dielectric (high-K) film using the same. In particular, the present invention is directed to a surface-modified tantalum oxide nanoparticle, a method for preparing surface-modified tantalum oxide nanoparticles, comprising: (i) adding an aqueous phase to an organic solvent which contains a surfactant, to prepare a water-in-oil microemulsion; (ii) introducing a tantalum precursor to said microemulsion; (iii) adding a surface-modifier having an organic silane group or phosphine group to a solution obtained at the step (ii); (iv) removing said organic solvent from a product obtained at the step (iii); and (v) separating surface-modified tantalum oxide nanoparticles from a mixture obtained at the step (iv), a contrast agent for X-ray computed tomography, and a highly dielectric (thin) film using the same.

Abstract: Embodiments of the invention relate to a process for the production of surface functionalised nanoparticles, such as semiconductor quantum dot nanoparticles incorporating surface-bound functional groups suitable for enabling the dots to be incorporated into silicone polymers.

Abstract: A method for the preparation of functionalized particles includes providing a feedstock that includes particles, a surface treatment agent reactive with the particles and solvent. The feedstock is direct through a continuous hydrothermal reactor maintained at a temperature sufficient to react the particles with the surface treatment agents to thereby provide functionalized particles. The method of the invention is capable of providing the functionalized particles in less than about 4 hours.

Abstract: Presently described are methods of surface treating inorganic oxide particles, hardenable (e.g. dental) compositions comprising a polymerizable resin composition and surface treated particles, as well as surface treated (e.g. nanocluster) inorganic oxide particles, and silane surface treatment compounds. In one embodiment, the method comprises forming a surface treatment compound by reacting a first functional group of a (meth)acrylate monomer having a molecular weight of at least 350 g/mole with a second functional group of a silane compound wherein the first and second functional group react to form a covalent bond; and combining the surface treatment compound with inorganic oxide particles.

Abstract: Copper complexes of aminoorgano group-containing organosilicon compounds exhibit high thermal stability and can be used to impart thermal stability to a wide variety of polymer compositions. The complexes are particularly useful as constituents of xerographic rollers and fuser oils, and are simply and economically prepared.

Abstract: The invention discloses a method of modifying the surface of a metallic hydride-forming material, through functionalization treating the surface of the metallic hydride-forming material with aminosilane to deposit self-assembled monolayers onto the surface. Thereafter at least one Platinum Group Metal is deposited onto the treated surface of the metallic hydride-forming material to allow chemical bonding to occur between the Platinum Group Metal(s) and the self-assembled monolayers.

Abstract: A pretreated titanium silicalite with MFI structure (TS-1) catalyst which has been pretreated with methanol, and then optionally filtered and optionally air-dried to form a pretreated activated TS-1 catalyst. The activated TS-1 may be used in an epoxidation reaction with no additional methanol added and has equivalent activity to TS-1 used with large excesses of methanol. By removing the need for additional methanol during the reaction, the losses of epichlorohydrin from solvolysis are minimized significantly.

Abstract: The invention is directed to chelating agent modified graphene oxides having the following formula G(AB)x; wherein G is graphene oxide, A is selected from the group consisting of —(CH2)m—, —NH—, —S—, —O—Si(—OR1)2(—CH2)m—, —C(?O)—, —C(?O)—O—, —C(?O)—O(CH2)m—, —C(?O)—NH—, —C(?O)—NH—(CH2)m—, —P(?O)2—O—, wherein m is 1-12 and R1 is H, or C1-C12 alkyl; and B is a chelating moiety; wherein the ratio of basic graphene oxide units:x is from about 1:0.00001 to about 1:0.5. Such chelating modified graphene oxides have broad applications in diverse technical fields.

Abstract: The invention relates to a method for producing aqueous, essentially solvent-free compositions based on pyrogenous metal oxides functionalised by oligomer siloxanols, to the corresponding compositions, and to the use thereof for corrosion protection and adherence.

Abstract: A catalyst for the metathesis of olefins in general and specifically for the production of propylene from ethylene and butylene has been developed. The catalyst comprises a tungsten metal compound, which contains at least one tungsten-fluoro bond, dispersed or grafted onto a support. A specific example of the catalyst is the compound WOF(CH2CMe3)3 grafted onto a silica support.

Abstract: An olefin metathesis catalyst and method for producing same is provided.

Abstract: The present invention is related to a method for isolating a target nucleic acid from a sample comprising said target nucleic acid, comprising the steps of mixing a sample containing said target nucleic acid with a binding solution and a nucleic acid binding matrix, binding at least part of said target nucleic acid to said nucleic acid binding matrix, wherein said nucleic acid binding matrix is treated simultaneously or has been previously treated with at least one compound comprising a metal substance selected from the group consisting of metals of the main groups 13 to 16, semimetals and transition metals for reducing non-target nucleic acid contaminations or wherein said nucleic acid binding matrix is modified with hydrophobic groups. Furthermore, respective kits and reagents are provided with the teaching of the present invention.

Abstract: The present invention provides a contrast agent which ensures 1) high contrast performance, 2) low toxicity, and 3) a simple production process. The present invention provides a contrast agent containing a silsesquioxane represented by General Formula (I), wherein R1, the same or different, is a substituent bonded to Si through a carbon atom, the substituent having, at its terminal, a group represented by General Formula (II), wherein p represents an integer of from 1 to 5; q is the same or different, and represents an integer of from 1 to 5; R2 is the same or different, and represents hydrogen atom, alkyl group, aralkyl group or acyl group, or a group represented by General Formula (III), wherein p, q and R2 are the same as above.

Abstract: A powder is hydrophilized by treating surfaces of particles with a hydrolyzable silyl group-containing acid anhydride compound, dispersing the surface treated particles in water, adding a base, and heating the dispersion for thereby hydrolyzing the acid anhydride moiety to open its ring and neutralizing the resultant carboxylic acid with the base. The hydrophilized powder is fully dispersible in aqueous media.

Abstract: The present invention is to provide a device capable of having an easy production process and achieving a long lifetime. A device comprising a substrate, two or more electrodes facing each other disposed on the substrate and a positive hole injection transport layer disposed between two electrodes among the two or more electrodes, wherein the positive hole injection transport layer contains a transition metal compound-containing nanoparticle comprising a transition metal compound containing one or more kinds selected from the group consisting of a transition metal carbide oxide, transition metal nitride oxide and transition metal sulfide oxide, wherein a protecting agent having a linking group and a hydrophobic organic group is connected to the transition metal compound by the linking group.

Abstract: A water treatment composition capable of effectively adsorbing pollutants from water is described. The composition includes magnetic extractants, which comprise magnetite nanoparticles containing functional groups. The composition is used to remove from water and aqueous streams oils and other contaminants. A process for removing contaminants from water and apparatus used in the process are also described.

Abstract: Described are diol-derived organofunctional silanes in which the silanes contain cyclic and bridged alkoxy groups derived from hydrocarbon-based diols and methods for the preparation of the silanes. Also described are rubber compositions containing the diol-derived organofunctional silanes, methods for the preparation of the rubber compositions and articles of manufacture containing the rubber compositions, in particular, automotive tires and components thereof.

Abstract: A method of synthesizing ligand-conjugated gold nanoparticles (AuNPs) is disclosed. The method comprises: a) providing an amine-modified silica particle; b) providing a solution comprising Au+3 ions; c) suspending the amine-modified silica particle in the solution comprising Au+3 ions; d) allowing the Au3+ ions to be adsorbed and/or immobilized onto the surface of the amine-modified silica particle; e) exposing the Au3+ ions immobilized onto the surface of the amine-modified silica particle to radiation to obtain bare gold nanoparticles (AuNPs) adsorbed and/or immobilized onto the surface of the amine-modified silica particle, wherein the bare AuNPs are without organic surface modifications; and f) reacting a ligand with the bare AuNPs adsorbed and/or immobilized onto the surface of the amine-modified SiNP and thereby obtain ligand-conjugated gold nanoparticles (AuNPs).

Abstract: It is an object of the present invention to provide a novel organometallic compound functioning usefully as a chain transfer agent and the like in polymerization reaction of a double-bond containing compound. The present invention provides an organometallic compound represented by the following general formula (1) and a production method thereof.

Abstract: Process for the preparation of modified zinc oxide nanoparticles, which comprises reacting zinc oxide nanoparticles, which are dissolved in a solvent, in the presence of ammonia or amines with a tetraalkyl orthosilicate and optionally with an organosilane, with the proviso that the reaction takes place at a content of less than 5% by weight of water, based on the total amount of solvent and water. Modified zinc oxide nanoparticles which have Si—O-alkyl groups and are soluble in organic solvents, obtainable by this process for the preparation. Liquid or solid formulations which comprise modified ZnO nanoparticles. Inanimate organic materials, for example plastics or coatings, which comprise modified ZnO nanoparticles. Method of stabilizing inanimate organic materials against the effect of light, free radicals or heat, where modified ZnO nanoparticles, which optionally comprise UV absorbers and/or stabilizers as further additives, are added to the materials.

Abstract: Described are diol-derived organofunctional silanes in which the silanes contain cyclic and bridged alkoxy groups derived from hydrocarbon-based diols and methods for the preparation of the silanes. Also described are rubber compositions containing the diol-derived organofunctional silanes, methods for the preparation of the rubber compositions and articles of manufacture containing the rubber compositions, in particular, automotive tires and components thereof.

Abstract: The present invention provides a compound of Formula 1: The compound of Formula 1 is useful as a scavenger for the removal of unwanted organic and inorganic compounds, for solid phase extraction, for solid phase synthesis, for the immobilization of bio-molecules, as ion exchanger materials, as catalysts and catalyst supports and as chromatography materials.

Abstract: Disclosed is an adjuvant capable of imparting a hydrophilic or superhydrophilic function to various materials or interfaces. The hydrophilic adjuvant comprises: a composite metal oxide containing Si and at least one metal element selected from the group consisting of Ti(IV), Zr(IV), Sn(IV) and Al(III); and a hydrophilic group-containing organic compound physically or chemically bonded with the Ti(IV), Zr(IV), Sn(IV) or Al of the composite metal oxide.

Abstract: Matrixes doped with semiconductor nanocrystals are provided. In certain embodiments, the semiconductor nanocrystals have a size and composition such that they absorb or emit light at particular wavelengths. The nanocrystals can comprise ligands that allow for mixing with various matrix materials, including polymers, such that a minimal portion of light is scattered by the matrixes. The matrixes can also be utilized in refractive index matching applications. In other embodiments, semiconductor nanocrystals are embedded within matrixes to form a nanocrystal density gradient, thereby creating an effective refractive index gradient. The matrixes can also be used as filters and antireflective coatings on optical devices and as down-converting layers. Processes for producing matrixes comprising semiconductor nanocrystals are also provided.

Abstract: Compositions and methods for controlled polymerization and/or oligomerization of hydrosilanes compounds including those of the general formulae SinH2n and SinH2n+2 as well as alkyl- and arylsilanes, to produce soluble silicon polymers as a precursor to silicon films having low carbon content.

Abstract: The present invention relates to a stable mixture comprising surface-modified particles which are obtained by reacting metal oxide or semimetal oxide particles with at least one compound selected from among silicon-comprising compounds bearing one, two or three alkoxy radicals and at least one solvent, at least one surface-active substance or a mixture thereof, the use of these particles in systems in which they are brought into contact with at least one solvent, where the mass ratio of solvent to modified particle is greater than 500, and also the use of these particles in agglomeration-deagglomeration cycles.