Abstract: Disclosed herein is the use of manganese, iron, cobalt, or nickel complexes containing tridentate pyridine di-imine ligands as hydrosilylation catalysts. These complexes are effective for efficiently catalyzing hydrosilylation reactions, as well as offering improved selectivity and yield over existing catalyst systems.

Abstract: A phosphorylcholine group-containing chemical compound represented by the following formula (1): wherein, m denotes 2-6 and n denotes 1-4, X1, X2, and X3, are independent of each other, and denote a methoxy group, ethoxy group, or halogen; up to two of X1, X2, and X3 can be any of the following groups: a methyl group, ethyl group, propyl group, isopropyl group, butyl group, or isobutyl group: R is a structure represented by the following formula (2) (the chemical compound of formula (1) in the structure of formula (2) being expressed as A-R—B): A-(CH2)L—B??(2) wherein, in formula formulas (2), L is 1-6.

Abstract: The compound is a silane surface treatment agent and is useful for modifying the surfaces of silicon oxide and other metal oxides with hexafluorodimethyl carbinol functional groups. Additionally provided is a surface treatment procedure that effectively bonds it and other alkoxysilanes via homogeneous and heterogeneous amine catalysis onto metal oxide surfaces.

Abstract: Inorganic particulate or whiskers are surface-treated to facilitate receptivity to covalent bonding with a coupling agent. Surface treatment forms reactive groups that enable the inorganic particulate or whiskers to covalently bond to a reactive group of the coupling agent. The coupling agent also contains organofunctional groups, which in some examples may be covalently bonded to a polymer matrix by way of crosslinking or by co-polymerizing the functionalized particulate or whiskers together with polymer precursors. The resulting polymeric materials exhibit markedly improved abrasion resistance as well as other improved properties.

Abstract: The present invention is a siloxane-based resin composition including a siloxane-based resin and an imidosilane compound having a specific structure. Moreover, the present invention is a siloxane-based resin composition including a siloxane-based resin which is a reactive product to be obtained by hydrolyzing an alkoxysilane compound and an imidosilane compound having a specific structure and then making the resulting hydrolysate undergo a condensation reaction. According to the present invention, it is possible to form a cured film excellent in adhesion.

Abstract: The invention relates to novel compounds with a guanidine structure, and more particularly nontoxic compounds with a silylated guanidine structure.

Abstract: Diallcoxysilane and monoalkoxysilane functionalized polymers were applied as scale control agents in Bayer process. The polymer inhibitors reduced the quantity of aluminum silicate scale formed in spent liquor while significantly changed the morphology of the scale. Also a method is provided for reducing aluminum silicate scale of Bayer process by adding the dialkoxysilane and monoalkoxysilane functionalized polymer into the Bayer liquor stream.

Abstract: Process for preparing silylorganoamines, which process comprises the following steps: (A) provision of silylorganoamines of the formula I: [R2a(R1O)3-aSiR3]nNH3-n in a reactor, (B) reaction of the silylorganoamines of the formula I in the presence of particulate metallic noble metal at a temperature in the range from 100° C. to 300° C. to form silylorganoamine products of the formula II: [R2a(R1O)3-aSiR3]yNH3-y, where each radical R1 and each radical R2 is selected independently from the group consisting of alkyl, aryl, aralkyl and cycloalkyl radicals having fewer than 20 carbon atoms; R3 is selected from the group consisting of divalent hydrocarbon radicals having fewer than 20 carbon atoms and a=0, 1, 2 or 3; n=1 or n=2 or n=1 and 2; and y=3.

Abstract: The invention relates to a method for producing oligoaminosilanes of the general formula (I) SinY2n+2, wherein oligohalosilanes of the general formula (II) SinX2n+2 are reacted with primary amines of the general formula (III) R—NH2 in hydrocarbons as solvents, wherein X is selected from among chlorine, bromine, and iodine, Y is a halogen, hydrogen, or R—NH, R is a hydrocarbon group having 1 to 20 carbon atoms, and n is values from 1 to 20, with the stipulation that at most 35 mol % of the groups Y is a hydrogen and at most 15 mol % of the groups Y is a halogen, wherein activated carbon is added to the reaction mixture. The invention further relates to a method for stabilizing the oligoaminosilanes of the general formula (I), wherein the oligoaminosilanes are treated with activated carbon.

Abstract: An asymmetric organomodified disiloxane surfactant having the formula: MM? wherein M comprises branched hydrocarbon substituents and M? comprises a cationic, anionic or zwitterionic substituent and a polyether substituent that may be combined as one moiety, wherein the disiloxane surfactant has an enhanced resistance to hydrolysis between a pH of about 3 to about 12.

Abstract: This invention relates to the preparation of a partially quaternized ammonium organosilane composition, and a self-stabilizing aqueous solution of said composition, which serves to yield an antimicrobial polysilsesquioxane coating upon thermal curing. By way of this invention, an aqueous solution is prepared, comprised in part by a partially quaternized ammonium organosilane hydrolysate, characterized in that no further manipulation or addition of potentially costly ingredients are required to yield a stable and hence marketable product.

Abstract: The present invention relates generally to catalysts and processes for the Z-selective formation of internal olefin(s) from terminal olefin(s) via homo-metathesis reactions.

Abstract: A compound having the formula: Each R1 is C1-C3 alkyl group or fluoridated C1-C3 alkyl group. The value n is a positive integer. Each R2 is alkylene group or polyethylene glycol group. Y1 is hydrogen, quaternary ammonium-containing group, or phenol-containing group. Y2 is quaternary ammonium-containing group or phenol-containing group. The quaternary ammonium-containing group is non-aromatic and contains no more than one quaternary ammonium.

Abstract: A substrate used for a liquid crystal display element having two or more substrates arranged oppositely to each other and a liquid crystal material exhibiting a blue phase between the substrates, where a polar component of surface free energy on a substrate surface in contact with the liquid crystal material is less than 5 mJm?2; and a substrate used for a liquid crystal display element having two or more substrates arranged oppositely to each other and a liquid crystal material exhibiting a blue phase between the substrates, where a polar component of surface free energy on a substrate surface in contact with the liquid crystal material is in the range of 5 to 20 mJm?2, and a contact angle with an isotropic phase of the liquid crystal material on the substrate surface is 50 degrees or less.

Abstract: The present invention relates to a novel sulfone hybrid precursor, to the synthesis method thereof, and to the uses thereof, particularly for preparing proton-exchanging electrolyte membranes as the functional hybrid charge in a host structure; for the manufacture of functional hybrid nanoparticles by sol-gel polymerization; for the use as a fluidifying agent; for the production of surface coverings through chemical grafting by means of sol-gel polymerization; for the use as a hygroscopic agent; and for the use as a bonding or structuring agent.

Abstract: A fungicidal compound of formula (I): where Het is a 5- or 6-membered heterocyclic ring containing one to three heteroatoms, each independently selected from oxygen, nitrogen and sulphur, the ring being substituted by groups R7, R8 and R9; R1 is hydrogen, optionally substituted (C1-4alkyl, optionally substituted (C1-4alkylC(?O), optionally substituted (C1-4alkylC(?O)O, optionally substituted (C1-4)alkoxy(C1-4)alkyl, optionally substituted allyl, optionally substituted propargyl or optionally substituted allenyl; R2, R3, R4 and R5 are each, independently, hydrogen, halogen, optionally substituted (C1-4)alkyl, optionally substituted (C1-4)alkoxy or optionally substituted (C1-4)alkoxy(C1-4alkyl; R6 is an organic group containing three to thirteen carbon atoms and at least one silicon atom and, optionally, one to three heteroatoms, each independently selected from oxygen, nitrogen and sulphur, and is optionally substituted by one to four independently selected halogen atoms; R7, R8 and R9 are each, independen

Abstract: A rubber composition and a tire using the rubber composition utilizing a functionalized silica dry precipitated silica with a specific surface area in the range of 100 to 300 m2/gm treated with a plurality of silanes coupling agents to form a wet polymer silica masterbatch, then blending the masterbatch with a latex rubber component that includes a styrene-butadiene copolymer rubber or a blend of the styrene-butadiene copolymer rubber and another conjugated diene base rubber using a plurality of coupling agents simultaneously.

Abstract: In the preparation of aminoorganylsilanes and cyclic aminosilanes by reaction of an organyl amine with a haloorganylsilane, the byproduct halide salt of the amine reactant is decomposed to amine by addition of a base whose halide salt forms a liquid phase at a temperature below 200° C., and the liquid base halide is separated from the reaction mixture.

Abstract: The present invention provides an adhesive comprising graphene oxide including at an epoxy group, a hydroxyl group or a carboxylic acid group; and an alkoxysilane compound including an amine group, an epoxy group, a carboxylic acid group, a hydroxyl group, or a thiol group. More specifically the adhesive may be used for bonding a polyurethane elastomer to an aluminum material, in which a silane compound and graphene oxide are applied to improve adhesive strength, compared to adhesives including the silane compound only. In addition, during a separation process for recycling after use, the aluminum material and polyurethane can be easily separated from each other by polyurethane pyrolysis through rapid heating due to microwave absorption properties of graphene oxide.

Abstract: Polyhydroxyamido group-containing polyorganosiloxanes contain from 20 to 90% of end groups which are polyhydroxyamido groups, and are free flowing.

Abstract: A compound of formula (I) is disclosed: wherein definitions of R1, R2, and R3 are the same as those defined in the specification. The compound of formula (I) can emit light via an intramolecular interaction of an imino group and an electron-donatable moiety contained in the compound. A photoluminescent organic composition is also disclosed, which includes a compound represented by formula (II) in the presence of an electron-donatable compound, wherein definitions of R4, R5, and R6 are the same as those defined in the specification. The photoluminescent organic composition can emit light via an intermolecular interaction of an imino group contained in the compound of formula (II) and an electron-donatable moiety contained in the electron-donatable compound.

Abstract: A surface modifying composition comprises an amphiphilic compound which is non-cellulose based, the amphiphilic compound including a covalently linked ionic moiety with the following formula: where M=metal oxide or binary metal oxide, Ai is selected from compounds with surface energy greater than or equal to 25 dynes cm-1, A2 is selected from compounds with surface energy greater than or equal to 12 dynes cm?1, A3 is selected from compounds having more than one reactive functional group, x=NH2, NHR? or NR?2 (R?=methyl, ethyl, propyl or isopropyl), y=COOH, SO3H or PO3H, and R=H or halogen; and where one of the A1-x, A2, or A3-y may be replaced by a second O—R.

Abstract: The present invention relates to a method of making an anti-reflective coating to an optical surface of a mold. In one embodiment, the method includes the steps of: providing a lens mold having an optical surface; forming a layer of a first hydrophobic material with a monolayer thickness over the optical surface; forming a layer of a second hydrophobic material with a thickness of about 10 to 50 nm over the layer of a first hydrophobic material, wherein the first and second hydrophobic materials are different; forming an anti-reflective coating layered structure over the layer of a second hydrophobic material; and forming a layer of a coupling agent that is deposited using vapor deposition and with a thickness of about 1 to 10 nm over the anti-reflective coating layered structure.

Abstract: Microstructured films comprising surface modified inorganic oxide particles, surface modified inorganic nanoparticles having a high refractive index, and polymerizable resins are described.

Abstract: The present invention is directed to the synthesis and stabilization of neutral molecules containing homonuclear single or multiple bonds, methods of preparation, and uses thereof.

Abstract: Disclosed are an organosilicate compound represented by the following Chemical Formula 1, and a composition and a film including the same. In the above Chemical Formula 1, each substituent is as defined in the detailed description.

Abstract: Metal-polyaniline (PANI) composites are provided together with a process of preparing such composites by an electrodeless process. The metal of the composite can have nanoscale structural features and the composites can be used in applications such as catalysis for hydrogenation reactions and for analytical detection methods employing SERS.

Abstract: A method of making amino-mercapto functional organopolysiloxanes is disclosed by reacting (A) a dialkoxydialkylsilane, (B) an amino functional alkoxy silane, and (C) a mercapto functional alkoxy silane, via a condensation reaction. The amino-mercapto functional organopolysiloxanes products are useful in textile and fabric treatments.

Abstract: The present invention relates to the field of organic synthesis, and provides an organosilicon betaine type antimicrobial compound having a general formula I and preparation thereof: the antimicrobial compound provided by the present invention has a reactive functional group—siloxane, which can be subjected to chemical bonding with many material interfaces, thereby endowing a material or article surface treated with the antimicrobial compound I persistent antimicrobial activity. Also, the preparation of the compound has a simple process and easily controlled conditions, and is easy to be industrialized, which facilitates its wide applications.

Abstract: The invention relates to the use of compounds of formula I wherein the substituents are described in the description and claims for the treatment of psychoses, dysfunction in memory and learning, schizophrenia, dementia, attention deficit disorders or Alzheimer's disease. The invention also relates to some compounds of formula I and pharmaceutical compositions containing them.

Abstract: The present invention provides for a composition comprising a siloxane having the formula: M1D M2 wherein M1=(R1)(R2)(R3)SiO1/2; M2=(R4)(R5)(R6)SiO1/2 and D=(R7)(Z)SiO2/2 where R1, R2, R3 R4, R5, R6 and R7 are each independently selected from the group consisting of 1 to 4 carbon monovalent hydrocarbon radicals, aryl, and a hydrocarbon group of 4 to 9 carbons containing an aryl group; Z is a pendant hydrophilic ionic group selected from the group consisting of R8—RA, R9 Rc and R10—RZ; RA being an anionic substituent, Rc a cationic substituent or Rz a zwitterionic substituent on the D group wherein the composition is resistant to hydrolysis under either basic or acidic conditions.

Abstract: This disclosure provides choline analogs comprising the following structure: where each R1 independently is H or isotopically enriched D, R2 is a protecting group, and N is 14N or isotopically enriched 15N. This disclosure also provides methods of making choline analogs, which include performing a protection step on a betaine aldehyde to form a choline analog, and methods of using choline analogs to form hyperpolarized compounds.

Abstract: A tetraphenylsilane compound suitable as an organic hole-transport material is represented by a formula: wherein each dashed line indicates an optional bond; and Ph1, Ph2, Ph3, Ph4, Ph5, Ph6, Ph7, Ph8, Ph9, and Ph10 are independently optionally substituted phenyl or phenylene.

Abstract: Disclosed is a method of storing a fluorine-containing disilanol compound represented by the following formula (3) in the presence of a tertiary amine in such an amount that a molar ratio of the tertiary amine to a silanol group of the fluorine-containing disilanol compound ranges from 0.001 to 20, HO—Z—R1—Rf—R1—Z—OH??(3) wherein Rf is a divalent fluorinated hydrocarbon group or a divalent fluorinated polyether group, R1 may be the same with or different from each other and is a substituted or unsubstituted divalent hydrocarbon group which may have at least one atom selected from the group consisting of oxygen, nitrogen, silicon, and sulfur atoms, and Z is a group represented by the following formula (2) —SiR2R3—??(2) wherein R2 and R3 may be the same with or different from each other and are monovalent organic groups.

Abstract: A method of preparing an aminoalkylalkoxysilane, the method comprising reacting a haloalkylalkoxysilane with ammonia in a high pressure reactor for an amount of time sufficient to consume from 20 to 99.99% (w/w) of the haloalkylalkoxysilane and form an aminoalkylalkoxysilane; venting ammonia from the reactor to give a mixture comprising the aminoalkylalkoxysilane, unreacted haloalkylalkoxysilane, and an ammonium halide; and treating the mixture with a primary amine to form an N-substituted aminoalkylalkoxysilane.

Abstract: A condensed-cyclic compound represented by Formula 1 below, and an organic light-emitting diode including the condensed-cyclic compound. wherein R1 through R6, Ar5 and Ar6, and X1 through X10 are defined as in the specification.

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: Provided is a process for producing a silane coupling agent, which can shorten the time required for the production process. A process for producing a silane coupling agent, characterized by comprising a step of reacting a silane compound (A) with a compound (B) which has a hydroxyl group and further contains an atom having an unshared electron pair other than an oxygen atom derived from the hydroxyl group, in the presence of a metal-containing catalyst (m) to obtain a silane compound (C) which has an alkoxyl group containing the atom having the unshared electron pair other than the oxygen atom derived from the hydroxyl group.

Abstract: Provided are triarylamine derivatives excellent in compatibility with various organic solvents or resins, capable of forming a silicon-oxygen bond on the surface of an inorganic material, and allowing easy purification; a preparation process of the triarylamine derivative; an intermediate product of the triarylamine derivative; an inorganic composite material obtained by bonding the triarylamine derivative to the surface of an inorganic material; and a preparation process of the inorganic composite material.

Abstract: A method for inducing a hypervalent state within silicon-containing compounds by which they can be chemically attached to a surface or substrate and/or organized onto a surface of a substrate. The compounds when attached to or organized on the surface may have different physical and/or chemical properties compared to the starting materials.

Abstract: Non-flammable, VOC-free organosilane quaternary ammonium compositions are provided in the form of pure or substantially pure water-soluble products that have bactericidal, fungicidal and viricidal activity and which are capable of bonding to various surfaces to form durable hydrophobic coatings. The resulting compositions are free of unreacted chloropropyltrialkoxysilanes, alkylamines and organic solvents that would otherwise provide flammable, corrosive, and/or toxic properties thereby inhibiting their safe and effective use in surface care, personal care and coating products.

Abstract: This invention relates to a novel compound capable of largely reducing hysteresis loss of a rubber composition but also highly improving wear resistance, and more particularly to an organosilicon compound characterized by having one or more silicon-oxygen bond (Si—O) and 1-10 sulfur atoms (S) in its molecule, including one or more chain alkoxy groups and having one or more nitrogen atoms (N) at a position distant by 3-8 atoms from silicon atom (Si).

Abstract: The present invention relates to novel compounds for organic electronic material, and organic electronic devices and organic solar cells using the same. The compounds for organic electronic material may be included in a hole transport layer, electron transport layer or hole injection layer, or may be used as host or dopant. With good luminous efficiency and excellent life property of the material, they may be used to manufacture OLEDs having very good operation life.

Abstract: An aromatic amine derivative with a specified structure. An organic electroluminescence device which comprises one or more organic thin film layers having at least one light emitting layer sandwiched between a cathode and an anode, wherein at least one of the organic thin film layers comprises the aromatic amine derivative singly or in combination. The organic EL device employing the aromatic amine derivative has sufficient lifetime, exhibits an enhanced efficiency of light emission, and emits highly pure blue light.

Abstract: A molecular delivery system including a plurality of nanowires (e.g., Si NWs), each of the nanowires having a surface layer formed of a silicon-containing material and a covalently bound linker (e.g., silane linker) attached to the surface layer and optionally including a substrate to which the nanowires are adhered or a molecule to be delivered attached to the linker. Also disclosed is a method of delivering into a cell an exogenous molecule.

Abstract: The present invention relates to particles, i.e., oxides of Si, Ti, Zn, Zr, Mn, Al and combinations thereof, where at least one particle has a surface covalently bonded to at least one fluorosilane group. The particle is first bonded to a divalent organic linking group which in turn is bonded to a perfluoroalkyl group. It has been discovered that incorporation of the aforementioned divalent organic linking group can improve the ability of the resulting hydrophobized inorganic particles to impart hydrophobic and oleophobic properties.

Abstract: The purpose of the present invention is to provide an organic silicon compound which has a vinyl group more reactive than those of the conventional organic silicon compounds and can be bonded with another compound. The present organic silicon compound is represented by the following formula (1), wherein R1 is, independently of each other, a vinyl group or an alkyl group having 1 to 4 carbon atoms, R2 is an alkylene group having 3 to 6 carbon atoms, and R3 is, independently of each other, a hydrogen atom or an alkyl group having 1 to 4 carbon atoms and optionally substituted with one or more fluorine atoms.

Abstract: Disclosed are silane-modified urea derivatives which can be produced by reacting diisocyanates with aminosilanes, hydroxysilanes, or mercaptosilanes. The inventive silane-modified urea derivatives are suitable especially for use as auxiliary rheological agents, preferably as thixotropic agents for silane-crosslinking systems, particularly for single-component and two-component adhesives and sealants, paint, lacquers, and coating while causing substantially no increase in viscosity, not being subject to discoloring, being reactive, and positively influencing mechanics.

Abstract: A primer composition for a cured silicon-containing surface and its uses are provided. The composition comprises a polar organic solvent, an acrylic monomer, and an amino-containing silane having a formula of (R1O)x(R2)ySiR3NHR4, wherein each R1 independently represents H, C1-C12 hydrocarbonyl, or aryl, each R2 independently represents H, O, C1-C12 hydrocarbonyl, or aryl, R3 represents divalent C1-C6 hydrocarbonyl being substituted or unsubstituted with one or more aryl rings and the carbon atom chain of the hydrocarbonyl can be inserted with one or more aryl rings, R4 represents H, C1-C12 hydrocarbonyl, amino-C1-C12 hydrocarbonyl, or phenylamino, and x is 0, 1, 2 or 3, y is 0, 1 or 2, and the sum of x and y is 3. The amount of the acrylic monomer ranges from about 0.01 wt % to about 25 wt %, while the amount of the amino-containing silane ranges from about 1 wt % to about 35 wt %, based on the total weight of the composition.

Abstract: An aromatic amine derivative represented by the following formula (1): wherein A1 is a substituted or unsubstituted alkyl group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted heterocyclic group or an organic group represented by the following formula (2): wherein X1, X2 and X3 are independently a substituted or unsubstituted aromatic group or a substituted or unsubstituted heterocyclic group; X1 and X2 are linkage groups which are different from each other; and B1, B2 and B3 are independently a substituted or unsubstituted aromatic group or a substituted or unsubstituted heterocyclic group.