Abstract: An aqueous coating material composition, includes: a hydrophilic polymer that has a hydrophilic group-containing structural unit and at least one hydrolyzable silyl group represented by formula (a) in a main chain terminal or side chain of the hydrophilic polymer, wherein the hydrophilic group-containing structural unit is contained in an amount of 30 mol % or more based on the entire hydrophilic polymer: —Si(R102)a—(OR101)3-a??Formula (a) wherein R101 represents a hydrogen atom or an allyl group; R102 represents a hydrogen atom or a monovalent hydrocarbon group selected from the group consisting of an alkyl group, an aryl group and an aralkyl group; a represents an integer of 0 to 2; and when a plurality of R101's or R102's are present, the plurality of R101's or R102's may be the same or different respectively.

Abstract: The present invention relates to a coating composition for a dielectric insulating film comprising a) an organosiloxane polymer, b) first metal ions selected from the group consisting of Rb ions, Cs ions, and a mixture thereof, and c) an organic solvent, in which the first metal ions are comprised at 1 to 200 ppm based on the weight of the composition, a dielectric insulating film prepared therefrom, and an electric or electronic device comprising the same. A dielectric insulating film prepared from the coating composition of the present invention has an improved dielectric constant and superior mechanical strength and electric properties.

Abstract: A hydrophilic polyorganosiloxane composition comprising (A) a curable organopolysiloxane containing at least 5 mol % of diphenylsiloxane units or at least 10 mol % of methylphenylsiloxane units, (B) a curing agent, and (C) a specific polyether cures into an elastomeric or gel-like silicone product having excellent hydrophilic properties and prevents separation of the polyether over time.

Abstract: Hyperbranched polymers having a plurality of at least two different types of functional groups are described. Specific embodiments include hyperbranched polymers having functional groups of a first type that are substantially uniformly distributed throughout the hyperbranched polymer molecule and a second type of functional group that is substantially uniformly distributed at the terminals of the hyperbranched polymer molecule. The hyperbranched polymers having different types of functional groups are synthesized by reacting one or more monomers having functional groups that are capable of reacting during a set of polymerization conditions to form a hyperbranched polymer, wherein at least one of the monomers contains latent functional groups that are not reactive during polymerization.

Abstract: The recycled thermosetting flour composites and method for preparing the same are disclosed. The silane coupling agent is used as a coincidental bridge between recycled thermosetting flour and plastic materials, to apparently promote the mechanical properties of composites by linking with each other. As a result, the recycled polyolefin and recycled thermosetting flour are applied through interfacial modification, coupling, modification, mixing and granulating process to generate a composite with better mechanical properties and recycle the resource.

Abstract: Coating formulations especially useful for topcoat and clearcoat applications contains an isocyanate-reactive resin, a blocked isocyanate curative, and particles which bear blocked isocyanate functionalities, a considerable portion of which unblock at a temperature lower than the unblocking temperature of the curative. As a result, the coatings exhibit improved scratch resistance.

Abstract: The suspended solids content of a Bayer process stream is reduced by contacting the stream with silicon-containing polymers.

Abstract: Metallized nanostructured chemicals are incorporated at the molecular level as alloying agents for the reinforcement of polymer microstructures, including polymer coils, domains, chains, and segments. Direct blending processes are effective because of the tailorable compatibility of the metallized nanostructured chemicals with polymers.

Abstract: The invention relates to aqueous, radiation-curable resins, to a process for preparing them, and to their use.

Abstract: A silicone polymer having a modified surface is described, wherein said modification consists of a covalently attached water soluble polymer bearing an activating group, wherein said activating group reacts with reactive functionalities on one or more biological molecules so that said one or more biological molecules become covalently attached to said silicone polymer. The modified silicones are reacted with biological molecules to make them more biocompatible for use in biodiagnostic, biosensor or bioaffinity applications, or for coatings for in vivo transplantation or for liners exposed to biological broths.

Abstract: A process for the continuous production of silylated prepolymer includes continuously introducing a predetermined quantity of a polyol into at least one reaction zone; continuously introducing a silylating agent into the at least one reaction zone; continuously reacting the polyol under reaction conditions of temperature and time sufficient to produce a silylated prepolymer resin; and, continuously removing the silylated prepolymer resin from the at least one reaction zone.

Abstract: Water-soluble fluorescent particles are formed in a simple process. A mixture comprising a solvent, water, a fluorescent polymer dissolved in the solvent, and an amphiphilic molecule is provided. The fluorescent polymer comprises a hydrophobic segment. The amphiphilic molecule comprises hydrophilic and hydrophobic segments. The solvent is removed from the mixture to allow the fluorescent polymer and the amphiphilic molecule to entangle in the presence of water, thus forming the water-soluble fluorescent particles. In the formed particles, the hydrophilic segments of the amphiphilic molecule are entangled with one another, and the hydrophobic segments of the fluorescent polymer and amphiphilic molecule are entangled with one another. The amphiphilic molecule encapsulates the fluorescent polymer and at least some of the hydrophilic segments are exposed to render the particle soluble in water.

Abstract: A flame-retardant resin composition is disclosed which contains neither halogen nor phosphorus or reduced amounts of halogen and phosphorus, and has both excellent flame retardancy and impact resistance. An organopolysiloxane-containing graft copolymer composition comprises 100 parts by weight of an organopolysiloxane-containing graft copolymer (A) and 0.02 to 3.5 parts by weight of an alkali metal salt of sulfur-containing organic compound (B), the organopolysiloxane-containing graft copolymer (A) having a content of halogen atoms of 1,000 ppm or less, and a content of alkaline-earth metal atoms of 3,000 ppm or less. Alternatively, an organopolysiloxane-containing graft copolymer composition has a content of halogen atoms of 1,000 ppm or less, and a content of alkaline-earth metal atoms of 3,000 ppm or less.

Abstract: A crosslinker (i.e., a curing agent) for polymerizing a film-forming material. The crosslinker is an organic compound including at least two functional groups reactive with a film-forming material and at least one pendent group comprising a —Si(OR)3 group, wherein each R is independently an alkyl group including from 1 to about 12 carbon atoms or an aryl group including substituted and unsubstituted phenyl and benzyl groups. Functional groups reactive with a film-forming materials include isocyanate, blocked isocyanate, uretdione, epoxide, hydroxyl, carboxyl, ester, ether, carbamate, aminoalkanol, aminoalkylether, amide, or amine groups. Embodiments include derivatives of the various crosslinkers as disclosed elsewhere herein, where the crosslinker has at least two functional groups reactive with a film-forming material and at least one pendent group comprising a —Si(OR)3 group.

Abstract: The present invention relates to a product of reaction between a primary and/or secondary amine and one or more active ingredients. By the present invention, there is provided a release of the active component over a longer period of time than by the use of the active itself.

Abstract: A copolymer and a process of making the copolymer are disclosed. The copolymer is produced from reacting a glycidyl ester and/or ether with a polyol comprising a functionality of at least 2 wherein at least 50% by weight of the copolymer comprises a minimum of 3n+X repeating units, wherein n is a monomer unit and X is a monomer unit and/or other reactant. The copolymer may also include less than 50% of the polymeric units having the same molecular weight. The present invention is further directed to processes for preparing the copolymer and to coating compositions employing the copolymer.

Abstract: This invention relates to a coating composition comprising (A) 100 weight parts of a compound containing at least one acrylate group or a compound containing at least one isocyanate group; (B) at least one aminofanctional silicone resin; (C) up to 300 weight parts of at least one organic hardener; and (D) up to 5 weight parts of at least one cure rate modifier. The coating compositions of this invention are useful as a stand alone coating or as ingredients in flame retardant coating compositions, fabric or fiber coating compositions, UV resistant coating compositions, paint formulations, powder coatings, architectural coatings and adhesives. The coating compositions of this invention have enhanced thermal stability, particularly when used in coatings, paints, powder coatings, architectural coatings, and adhesives.

Abstract: A coating composition is based on a water-soluble silicon-containing polymer containing a silyl group capable of reaction with an inorganic material to form a chemical bond and a plurality of amino groups capable of reaction with an organic resin to form chemical bonds. This coating composition has a water solubility and adhesion to inorganic materials and organic resins, and serves as a primer or modifier for improving many properties including mechanical strength, water and boiling water resistance and weatherability.

Abstract: Suspensions having good flow properties are produced by including a particulate thickener containing chemically or physically bound polymer.

Abstract: A method for producing a modified polymer by reacting a tetramethylpiperidinyloxy (TEMPO) derivative having a functional group (A) and a polymer in the presence of a radical initiator to produce a polymer having the functional group (A) grafted thereon, and then, optionally, after adding additives, reacting the resultant reaction product with a compound having a functional group (B) capable of reacting with the functional group (A), whereby it is possible to simply and inexpensively introduce compounds having various types of functional groups into a nonpolar polymer.

Abstract: This invention encompasses novel amphiphilic block copolymers comprising polysiloxane blocks and polycationic blocks. The polycationic blocks are formed from diallyldialkylammonium derivatives. The formed block copolymers are particularly useful for treating or conditioning keratinous substances such as hair or skin.

Abstract: A silicon-containing polytrimethylene homo- or copolyether wherein at least a portion of the polymer end groups are silicon-containing end groups having the formula: —OSi(X)(Y)(Z), where X and Y are groups that are easily displaceable from silicon by reaction with water and/or alcohols, and Z is selected from the group consisting of (a) C1-C20 linear or branched alkyl groups, (b) cycloaliphatic groups, (c) aromatic groups, each of (a), (b) and (c) being optionally substituted with a member selected from the group consisting of O, N, P and S, (d) hydrogen, and (e) groups that are easily displaceable from silicon by water and/or alcohol.

Abstract: Nylon compositions prepared by the melt mixing of a nylon thermoplastic resin and the siloxane based amide are disclosed. The modified nylons are useful in applications requiring nylons with increased hydrophobicity.

Abstract: Pressure sensitive adhesive compositions comprising an unreactive mixture of polydiorganosiloxane polyurea copolymer, diluent, and silicate tackifying resin. The compositions are useful for articles such as medical devices.

Abstract: A composition and composite article have improved adherence with an addition-curable material. The composition and therefore the composite article, which includes at least one substrate formed from the composition, include a resin and an additive that is incorporated into the resin. The resin is organic and polymeric and free of ethylenically unsaturated and silicon hydride functional groups. The additive is selected from the group of a fluorine-substituted organopolysiloxane, an amino-functional organopolysiloxane, an unsaturated carboxylic acid or carboxylic acid salt, and combinations thereof. Further, the additive includes a hydrosilylation reactive group present at a surface of the substrate for reaction with the addition-curable material. This improves adherence of the substrate with the addition-curable material. The substrate and the addition-curable material bond together to make the composition article.

Abstract: A method of making a polyether-polydialkylsiloxane block copolymer is provided. The method comprises providing a mixture comprising at least one alkylene oxide and at least one silanol-terminated polydialkylsiloxane; and polymerizing the mixture in the presence of a double metal cyanide complex catalyst, and optionally in the presence of an aprotic solvent and/or an antioxidant. A polyether-polydialkylsiloxane block copolymer having a molecular weight of 150-50,000 g/mole and having a polydispersity index of 1.0 to 1.5 made by the above method is also provided.

Abstract: A method of forming low dielectric contrast structures by imprinting a silsesquioxane based polymerizable composition. The imprinting composition including: one or more polyhedral silsesquioxane oligomers each having one or more polymerizable groups, wherein each of the one or more polymerizable group is bound to a different silicon atom of the one or more polyhedral silsesquioxane oligomers; and one or more polymerizable diluents, the diluents constituting at least 50% by weight of the composition.

Abstract: Silane-modified polymeric amines having a weight average molecular weight of 10,000 to 1,000,000 g/mol, and comprising at least one structural unit of the formula (I) which unit may comprise part of the main polymer chain or may be bound to the main polymer chain by an anchor group: wherein X represents a bond or a —(CR4R5)n— group; Z represents a —CONH—, —(CH2)m—O—, or —(CH2)o—CH(OH)—(CH2)p—(O)q— group; m represents a number 1 to 6; o represents a number 0 to 6; p represents a number 1 to 6; q represents a number 0 or 1; r represents a number 0 or 1; R1, R2, and R3 each independently represent an alkyl, an OH, or an O-alkyls; R4 and R5 each independently represents an H or an alkyl; and n represents a number 1 to 20; methods for their preparation, biocidal formulations containing the same and uses therefore.

Abstract: This invention relates to novel free-flowing filler compositions containing silated cyclic core polysulfide coupling agents, and to a rubber containing the filler composition.

Abstract: At least one component of a static device for electric power is covered by a synthetic polymer compound A. The synthetic polymer compound A is formed by connecting at least one first organosilicon polymer and at least one second organosilicon polymer, to prepare a third organosilicon polymer, and then connecting plural molecules of the resultant third organosilicon polymer. The first organosilicon polymer has a crosslinking structure with a siloxane bonding. The second organosilicon polymer has a linear connecting structure with a siloxane bonding. The third organosilicon polymer is formed by connecting the first organosilicon polymer and the second organosilicon polymer with a siloxane bonding and has a molecular weight of 20,000 to 800,000. The synthetic polymer compound (A) has a three-dimensional stereostructure, which is formed by connecting plural molecules of the third organosilicon polymer with a covalent bonding being generated by an addition reaction.

Abstract: The invention relates to a process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers having (AB) repeat units, via reaction of one or more polyetherdiols with a stoichiometric excess of ?,?-dihydropoly-dimethylsiloxanes and at least one tertiary amine as catalyst, which comprises, after completed reaction of the alcohol component, continuing the reaction in the presence of small amounts of water until no remaining ?Si(H) groups are detectable by a gas-volumetric method.

Abstract: Stable blend compositions composed of mixtures of polysiloxane(s) and organic polymer(s) are claimed. These polymer blends are white and opaque indicating the presence of phase separation on the micron scale. Such blends can be stored for long periods of time (years) without exhibiting evidence of macroscopic phase separation. These stable blends are achieved without substantial crosslinking as evidenced by the fact that the polymer blend is readily dissolved in a suitable organic solvent for molecular weight characterization. The stable blends of the present invention have particular utility as fouling release coatings for marine applications.

Abstract: A surface-modified precipitated silica, useful as a matting agent, contains the silica having a polymer on a surface thereof. The surface-modified precipitated silica improves the transmission of a clear coating material, having a refractive index of nD20=1.4492 and containing 5% by weight of said silica, by at least 20%, in comparison to the same clear coating material containing 5% by weight of a reference precipitated silica surface treated with a polyethylene wax.

Abstract: The invention provides a cross-linkable composition comprising a saccharide-siloxane copolymer according to a specified structural formula, a crosslinking agent, and, optionally, solvent. Cross-linked polymeric networks, cured coatings, and articles of manufacture formed from the inventive compositions are also provided, as well as processes and methods of manufacturing the inventive cross-linkable compositions and applications thereof.

Abstract: The properties of 2-pyrrolidone-4-carboxylic substituted polysiloxanes can be dramatically altered by increasing the presence of the carboxylic-substituted pyrrolidone monomer of the polysiloxane, such that the amidopolysiloxane has an acid equivalent weight of about 3:00-3,000 daltons and a molecular weight average Mw of about 1,000-60,000 daltons resulting in enhanced detergent and water solubilities and the ability to form water-in-oil emulsions thereby providing usefulness across a broad range of formulations having enhanced electrolytic and silicone and/or hydrocarbon compatibility and cleansing properties.

Abstract: A water-soluble silicon-containing polymer is provided comprising recurring units having formula (1) wherein 10?m?260, 1?n?100, X is an alkylene chain which may have an alkyl substituent, R is H, alkyl or acetyl, and “a”=1, 2 or 3. The polymer has more than one primary amino group per hydrolyzable silyl group, affording an increased number of reaction sites with organic resins and forming a firm bond therewith.

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: Thermosetting coating compositions contain crosslinkable materials, which may be selected from polymers, oligomers, or monomeric compounds, that have at least two, preferably at least three crosslinkable functional groups and crosslinkers selected from crosslinking materials, which may also be selected from polymers, oligomers, or monomeric compounds, that have functional groups reactive with the crosslinkable functional groups of the crosslinkable materials and, optionally, may also include photoinitiators that, on exposure to actinic radiation, initiate addition polymerization of crosslinkable functional groups of the crosslinkable materials, so that the crosslinkable functional groups and the crosslinkers have at least three kinds of mutually reactive combinations.

Abstract: A wiper blade made of a compound having a methyl vinyl silicone polymer, a filler, and a friction-reducing additive is provided. The friction-reducing additive is present in an amount from between about 5 and 42 weight percent, preferably 11 percent. The average particle size of the friction-reducing additive is preferably less than about 25 microns, thereby permitting extrusion of the compound into the shape of a wiper blade. Polytetrafluoroethylene is preferred as a friction-reducing additive, but other substances, such as boron nitride or graphite could be used.

Abstract: Siliceous materials were prepared by adding one or more additives, including one or more water soluble polymers, and derivatives thereof, as well as trifunctional silanes, to sols containing tetraalkoxysilanes derived from polyols. The polymers facilitate phase separation of the growing silica gel matrix, leading to high surface area self-supporting silica gels with cure occurring at ambient temperatures. The materials also show a significant reduction in shrinkage properties and significant protein stabilization abilities.

Abstract: A coating composition comprising (A) at least one fluorine-containing organosilicon compound represented by the following formula (1) or (2) and Rf1-QZ1A? ??(1) A?Z1Q-Rf2-(Q-Z2-Q-Rf2)x-QZ1A? ??(2) (B) a fluorine-containing carboxylic acid having a number average molecular weight of from 100 to 10,000 and a fluorine content of at least 25 wt %, wherein an amount of (B) ranges from 0.001 to 10 parts by weight per 100 parts by weight of the component (A). The composition can be cured rapidly even at room temperature to produce water-repellent and antifouling coating.

Abstract: In one embodiment herein there is provided a composition comprising (i) one or more unsaturated silane compounds according to the Formula (1): G1R1SiX1X2 ??(1) wherein G1 is an olefinically unsaturated hydrocarbon group optionally heteroatom-substituted with one or more oxygen and/or nitrogen atoms; R1 is selected from the group consisting of alkyl, aryl, aralkyl and arenyl; each of X1 and X2 is independently a hydrolyzable group or alternatively each of X1 and X2 is a hydrolyzable group having a direct bond to the silicon atom and also simultaneously a direct bond to each other to form a ring with the silicon atom of the unsaturated silane of Formula (1); and (ii) a system of at least two peroxides comprising a first peroxide having a first 0.1 hour half-life temperature and a second peroxide having a second 0.1 hour half-life temperature, the first and second 0.1 hour half-life temperatures in said composition having a temperature differential of at least about 5° C.

Abstract: Thermal curable compositions contains a glycidyl ether epoxide resin, a carbinol functional silicone resin or an anhydride functional silicone resin, and a thermal catalyst. An organic polyol, an organic anhydride, and filler, are optional components that may also be included in the composition. The glycidyl ether epoxide resin adds toughness and adhesion to the composition, whereas the carbinol functional silicone resin and the anhydride functional silicone resin provide water resistance, weatherability, thermal stability, and flexibility.

Abstract: An aqueous dispersion coating for rubber and polymer substrates comprises a blend of a polysiloxane and a curable polyurethane and various additives such as a urethane crosslinking agent, a heat resistant filler, and the like. The aqueous dispersion coating reduces the noise upon contact or movement of the coated substrate with an article and maintains the initial static coefficient of friction therewith over a period of time. A desired end use is as a coating on vehicle weatherstrips such as for doors, trunks, and other enclosing articles.

Abstract: An objective of the present invention is to provide a phosphorous-containing siliceous material having a specific permittivity of not more than 3.5. The phosphorus-containing silazane composition according to the present invention is characterized by comprising a polyalkylsilazane and at least one phosphorus compound in an organic solvent. A phosphorus-containing siliceous film may be formed by coating the composition onto a substrate to form a film which is then prebaked at a temperature of 50 to 300° C. and is then baked in an inert atmosphere at a temperature of 300 to 700° C. The phosphorus compound according to the present invention is preferably a pentavalent phosphoric ester or phosphazene compound.

Abstract: Compounds that include silicon-containing groups, and optionally urethane groups, urea groups, or combinations thereof (i.e., polyurethanes, polyureas, or polyurethane-ureas), as well as materials and methods for making such compounds.

Abstract: [Problems] To provide a novel alkoxysilane having a diol protected, an organosilicon resin which has a diol and the composition of which can be easily regulated, and to processes for producing these. [Means for solving problems] The alkoxysilane is an organosilicon compound represented by the following formula (1). The organosilicon resin having a diol is one obtained by hydrolyzing-condensing this compound with a multifunctional alkoxysilane. (In the formula, each of R1, R2 and R3 is an alkyl group or an alkoxy group each having carbon number from 1 to 6. R4 is an alkylene group having carbon number from 2 to 6. Z is an alkylene group having carbon number from 1 to 3.) The alkoxysilane of the present invention can be produced by a hydrosilylation reaction of a compound represented by the following formula (4) and a silane compound R1R2R3SiH. (In the formula, Z is an alkylene group having carbon number from 1 to 3 and R5 has a carbon-carbon double bond at the terminal.

Abstract: The present invention relates to moisture-curable silylated polymers having unreacted or “free” hydroxyl groups prior to cure with improved physical properties, lower viscosity and lower cost, suitable for preparing coatings, adhesives and sealants.

Abstract: Crosslinkable liquid composition which can crosslink to give a hydrophobic and/or oleophobic silicone elastomer coating, comprising a polyorganosiloxane (POS) resin A exhibiting, per molecule, on the one hand, at least two different siloxyl units chosen from those of M, D, T and Q types, one of the units being a T unit or a Q unit, and, on the other hand, at least three hydrolysable/condensable groups of OH and/or OR1 types, where R1 is a linear or branched C1 to C6, preferably C1 to C3, alkyl radical, a system for promoting attachment B and a polyfluoroacrylate F. Use of this composition to form a silicone elastomer sheath around the constituent yarns, fibres and/or filaments of a textile material and to confer long-lasting oleophobicity and/or hydrophobicity properties.

Abstract: A composition comprising a siloxane resin, a silicon compound substantially consisting of silicon, carbon and hydrogen, wherein the number ratio of carbon to silicon atoms forming an —X— bond (wherein X is (C)m (where m is an integer in the range of from 1 to 3), or a substituted or unsubstituted aromatic group with 9 or less carbon atoms) in the main chain of one molecule is in the range of from 2:1 to 12:1, and a solvent, is subjected to a heat treatment to form a low dielectric constant film. Accordingly, a low dielectric constant film having excellent resistance against chemicals and excellent moisture resistance is provided. A semiconductor integrated circuit having a fast response can be produced by using the film.