Abstract: The present invention relates to a process for preparing organopolysiloxanes by reacting halosilane with alcohol and water in the presence of the desired organopolysiloxane in a reaction unit comprising a distillation column, optionally a reflux condenser, and a vessel already containing desired organopolysiloxane, by heating the vessel contents to boiling under reflux, introducing halosilane into the column above the lower column end, removing hydrogen halide from the distillation column and continuously removing organopolysiloxane from the vessel at the same rate in which it is formed, by constantly adding halosilane, alcohol and water to the reaction unit in such amounts that more water is always present in the reaction unit than is consumed by the added Si-halogen units of the halosilanes.

Abstract: An optically tuned SLAM (Sacrificial Light-Absorbing Material) may be used in a via-first dual damascene patterning process to facilitate removal of the SLAM. The monomers used to produce the optically tuned SLAM may be modified to place an optically sensitive structure in the backbone of the SLAM polymer. The wafer may be exposed to a wavelength to which the SLAM is tuned prior to etching and/or ashing steps to degrade the optically tuned SLAM and facilitate removal.

Abstract: The invention relates to emulsifier systems containing ester-modified, polyether-free organopolysiloxanes, to their use, in particular the production of cosmetic, dermatological or pharmaceutical formulations and also of care and cleaning compositions, and also the products themselves produced with the help of the emulsifier systems.

Abstract: A microcontact printing stamp is formed by curing a s silicone rubber composition on a master. An addition reaction cure silicone rubber composition is used comprising (A) an organopolysiloxane containing at least two aliphatic unsaturated monovalent hydrocarbon groups, (B) an organohydrogenpolysiloxane containing at least two SiH groups, (C) an addition reaction catalyst, and (D) a reinforcing resin. The cured composition has a nonfunctional low-molecular-weight siloxane D3-D20 content of up to 200 ppm.

Abstract: A porous SiCOH (e.g., p-SiCOH) dielectric film in which the stress change caused by increased tetrahedral strain is minimized by post treatment in unsaturated Hydrocarbon ambient. The inventive p-SiCOH dielectric film has more —(CHx) and less Si—O—H and Si—H bondings as compared to prior art p-SiCOH dielectric films. Moreover, a stable pSiOCH dielectric film is provided in which the amount of Si—OH (silanol) and Si—H groups at least within the pores has been reduced by about 90% or less by the post treatment. Hence, the inventive p-SiCOH dielectric film has hydrophobicity improvement as compared with prior art p-SiCOH dielectric films. In the present invention, a p-SiCOH dielectric film is produced that is flexible since the pores of the inventive film include stabilized crosslinking —(CHx)— chains wherein x is 1,2 or 3 therein.

Abstract: This invention concerns a component for a painting facility which is contaminated with paint during operation of the painting facility, e.g. a grating, a hanger, a cover and similar, characterized in that it is coated with a plasma polymeric coating containing oxygen, carbon and silicon.

Abstract: Polysilanes, inks containing the same, and methods for their preparation are disclosed. The polysilane generally has the formula H—[(AHR)n(c-AmHpm?2)q]—H, where each instance of A is independently Si or Ge; R is H, —AaHa+1Ra, halogen, aryl or substituted aryl; (n+a)?10 if q=0, q?3 if n=0, and (n+q)?6 if both n and q?0; p is 1 or 2; and m is from 3 to 12. In one aspect, the method generally includes the steps of combining a silane compound of the formula AHaR14?a, the formula AkHgR1?h and/or the formula c-AmHpmR1rm with a catalyst of the formula R4xR5yMXz (or an immobilized derivative thereof) to form a poly(aryl)silane; then washing the poly(aryl)silane with an aqueous washing composition and contacting the poly(aryl)silane with an adsorbent to remove the metal M. In another aspect, the method includes the steps of halogenating a polyarylsilane to form a halopolysilane; and reducing the halopolysilane with a metal hydride to form the polysilane.

Abstract: Process for preparing alkylpolyether-substituted mercaptosilanes of the general formula I, (X)m(X?)n(X?)oSi(—R1—SR2)p??(I) and a Hazen colour number of ?250 mg Pt—Co/L by reacting compounds of the general formula II, (X?)m+n(X?)oSi(—R1—SR2)p??(II) with m equivalents of the compounds of the general formula III, H—O—((CR32)w—O—)vAlk??(III) using a proton-donating co-catalyst and, if desired, a further catalyst, and separating off liberated X?—H from the reaction mixture.

Abstract: A cosmetic raw material using a vinyl polymer containing carbosiloxane dendritic structures and fluorinated organic group as the main or most important ingredient, a cosmetic product obtained by compounding with the cosmetic raw material, and a method for manufacturing a cosmetic product, in which said cosmetic raw material is mixed with other cosmetic raw materials. The cosmetic raw material exhibits superior compounding stability in cosmetic products and capable of imparting excellent feel and surface protective properties to cosmetic products. The cosmetic product exhibits superior adhesion to the hair and skin.

Abstract: Fluorine-containing silicon compounds having the general formula (1): wherein X1, X2, and X3 each are hydrogen, hydroxyl, halogen, a straight, branched or cyclic alkoxy group of 1 to 6 carbon atoms, or a monovalent organic group of 1 to 20 carbon atoms having a straight, branched, cyclic or polycyclic skeleton, Y is a divalent organic group, R1 and R2 are each independently hydrogen or a monovalent organic group of 1 to 20 carbon atoms having a straight, branched, cyclic or polycyclic skeleton, or R1 and R2 may bond together to form a ring with the carbon atom to which they are attached silicone resins obtained from the compounds of formula (1) has an appropriate acidity to enable formation of a finer pattern while minimizing the pattern collapse by swelling when used in a resist composition.

Abstract: The present invention relates to a photocurable resin composition, wherein the composition comprises:(A) a polyimide resin having one or more primary alcoholic groups with an alcoholic equivalent equal to or less than 3500, said polyimide being soluble in an organic solvent and having a weight average molecular weight of from 5,000 to 500,000; (B) at least one selected from the group consisting of a condensate of an amino compound modified with formalin, optionally further with alcohol, preferably a melamine resin modified with formalin, optionally further with alcohol, and a urea resin with formalin, optionally further with alcohol, and a phenolic compound having, on average, at least two selected from the group consisting of a methylol group and an alkoxy methylol group, and (C) a photoacid generator capable of generating an acid upon irradiation with light of a wavelength of from 240 nm to 500 nm.

Abstract: A primer composition for a fluorinated elastomer or a fluorinated gel, said primer composition comprising: 100 parts by weight of (a) a linear perfluoro polyether compound having at least two alkenyl groups per molecule, a perfluoro polyether backbone having repeating units represented by the formula, —CaF2aO—, wherein a is an integer of from 1 to 6, and a weight average molecular weight of from 5,000 to 100,000, (b) an organosiloxane compound having one or more fluorine atom and at least two SiH bonds per molecule, in such an amount that a molar ratio of the SiH bond in the organosiloxane compound to the alkenyl group in Component (a) ranges from 0.8 to 5.

Abstract: The present invention relates to a resin for optical semiconductor element encapsulation containing a polyborosiloxane obtained by reacting a silicon compound with a boron compound; and an optical semiconductor device containing the resin and an optical semiconductor element encapsulated with the resin. The resin for optical semiconductor element encapsulation according to the invention exhibits an excellent advantage that it is excellent in all of heat resistance, transparency, and light resistance.

Abstract: Disclosed are hydroxyl organic oligosiloxane resins prepared by hydrolysis-condensation of organic alkoxysilane and preparation method thereof. More particularly, the present invention provides a method for preparation of novel resins with excellent coating properties, mechanical properties and thermal stability, comprising use of a hydroxyl organic oligosiloxane resin which has a center of inorganic network structure with high condensation degree formed by complete hydrolysis-condensation, and at least one hydroxyl group and organic group or organic functional group around the center.

Abstract: The invention relates to organofunctionally modified polysiloxanes and to their use for defoaming liquid fuels, especially diesel fuels and diesel fuels to which biofuels have been added.

Abstract: Disclosed herein is a method for forming an interlayer dielectric film for a semiconductor device by using a polyhedral molecular silsesquioxane. According to the method, the polyhedral molecular silsesquioxane is used as a monomer for a siloxane-based resin or as a pore-forming agent (porogen) to prepare a composition for forming a dielectric film, and the composition is coated on a substrate to form an interlayer dielectric film for a semiconductor device. The interlayer dielectric film formed by the method has a low dielectric constant and shows superior mechanical properties.

Abstract: [Problem] There is provided a curable composition having good curability and adhesion by use of a non-organotin catalyst. [Means to Solve] A curable composition comprising (A) an organic polymer having a silicon-containing group being capable of crosslinking by forming siloxane bonds, (B) one or more kinds selected from a titanium catalyst, an aluminum catalyst and a zirconium catalyst and (C) a low molecular weight compound containing a hydrolyzable silicon group and having a molecular weight of from 100 to 1,000, characterized in that a ratio (a/b) of the total mole (a) of titanium atoms, aluminum atoms and zirconium atoms of the component (B) in the composition to the total mole (b) of silicon atoms of the component (C) in the composition is more than 0.4.

Abstract: An organopolysiloxane having a main chain composed of the following repeating units (I), 2 to 199 side chain units (II) and 1 to 50 crosslinkage units (III) per 100 SiO units in the main chain, provided that the organopolysiloxane has at least 2, on average, crosslinkage units (III):

Abstract: The invention relates to polysiloxanes of the general formula (I) [M?Dn]3T, ??(I) in which: M? is XSiY2O1/2 D is SiY2O2/2 T is SiZO3/2 and a process for the preparation thereof and their use as additives in aqueous surfactant-containing formulations.

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: Disclosed herein is a composition for preparing a nanoporous material. The composition comprises i) a cyclodextrin derivative, ii) a thermostable matrix precursor, and iii) a solvent for dissolving the components i) and ii). The composition enables the preparation of a low dielectric constant film in which nanopores with a size of 20 ? or less are uniformly distributed.

Abstract: The present invention pertains to a nanocomposite material comprising rubber and a modified layered double hydroxide comprising: a charge-balancing organic ion having a first functional group and a second functional group, wherein at least part of the organic anions is chemically linked to the rubber through the second functional group; and/or a silane coupling agent having at least one alkoxysilane group and at least one reactive group, at least one alkoxysilane group being chemically linked to the layered double hydroxide, at least one reactive group being chemically linked to the rubber. The invention further pertains to a process for preparing the nanocomposite material or a precursor thereof.

Abstract: An object of the present invention is to provide a curable composition which: is excellent in reactivity, in particular, cationic polymerizability with respect to light and heat; and has good heat resistance. The object is carried out by an oxetane compound producible by a reaction between a silane compound having an epoxy group and an alkoxysilyl group, and a compound having an oxetane ring and an active hydrogen group.

Abstract: ?-ketocarbonyl-functional organosilicon compounds are prepared by reacting amino organo-functional organosilicon compounds with a diketene in the presence of a compound which inhibits the reaction of amine groups with ?-ketocarbonyl compounds.

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: The present invention relates to silicon-containing biostable gels and processes for their preparation. The gels possess properties which make them useful in the manufacture and repair of biomaterials and medical devices, articles or implants, in particular the manufacture of soft tissue implants such as breast implants and the repair of orthopaedic joints such as spinal discs.

Abstract: A method comprising heating in the presence of a catalyst, a mixture comprising (i) a reaction product obtained by mixing in the presence of a platinum group metal-containing catalyst at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per molecule and at least one compound having at least one aliphatic unsaturation; (ii) at least one endblocker, and optionally (iii) at least one organosiloxane chosen from a hydrolyzate or a cyclosiloxane, so to cause polymerization of components (i), (ii), and optionally (iii) to form branched polymers.

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: A polymer of siloxanes as flexibility monomers and strength monomers is provided. It is also provided a polymer blend that contains a polymer formed of siloxane monomers and strength monomers and another biocompatible polymer. The biocompatible polymer or polymer blend described herein and optionally a bioactive agent can form a coating on an implantable device such as a drug-delivery stent. The implantable device can be used for treating or preventing a disorder such as atherosclerosis, thrombosis, restenosis, hemorrhage, vascular dissection or perforation, vascular aneurysm, vulnerable plaque, chronic total occlusion, claudication, anastomotic proliferation for vein and artificial grafts, bile duct obstruction, ureter obstruction, tumor obstruction, or combinations thereof.

Abstract: The present invention relates to a polysiloxane with the general formula (I) with at least one epoxy radical of an epoxydic radical and a polyether radical as well as at least one quaternary nitrogen atom as well as a textile auxiliary which contains at least one polysiloxane according to the invention.

Abstract: The coating film of the invention is obtained by curing an applied film formed by application of a composition containing an organic solvent with a boiling point of 80° C. or higher, wherein the shrinkage ratio of the film thickness from the applied film immediately after application is no greater than 27%.

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

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: The present invention is directed to a lightweight, gas-filled, highly insulative cellular structure and methods for manufacturing the cellular structure. The cellular structure can be incorporated into outdoor gear and apparel to make the outdoor gear or apparel warm, while still maintaining a desired thinness and flexibility. The insulative article takes advantage of the superior insulative properties of dry gases and preferably highly insulative gases such as argon. In addition, the size and shape of the cells in the cellular structure are selected to minimize convection.

Abstract: A thermal transfer image-receiving sheet comprising, on a support, at least one image-receiving layer comprising a polymer latex having a polysiloxane structure of the following formula [1] in the side chain: wherein R1 and R2 represents hydrogen, alkyl or aryl; n is 1 to 500.

Abstract: Nanoscopic metallized and nonmetallized nanoscopic silicon containing agents including polyhedral oligomeric silsesquioxane and polyhedral oligomeric silicate provide radiation absorption and in situ formation of nanoscopic glass layers on material surfaces. These property improvements are useful in space-survivable materials, microelectronic packaging, and radiation absorptive paints, coatings and molded articles.

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: The invention relates to a binding agent comprising an aqueous, film-forming, polymeric siloxane. The invention also relates to a coating agent that is produced using said binding agent and to a workpiece that is coated with said coating agent.

Abstract: The invention provide a new class of silicone-containing prepolymers containing dangling hydrophilic polymer chains. This class of silicone-containing prepolymer is capable of being actinically crosslinked to form a silicone hydrogel material with a hydrophilic surface without post curing surface treatment. The present invention is also related to silicone hydrogel contact lenses made from this class of silicone-containing prepolymers and to methods for making the silicone hydrogel contact lenses.

Abstract: A preparation for use on a surface of a vehicle is provided. The preparation includes a carrier containing a gloss-enhancing material and a light-reflective material for enhancing the optical properties of the gloss-enhancing material. The preparation is preferably substantially free of amino-functional silicones.

Abstract: The object of the present invention is to provide a method for producing an organic polymer having a terminal trimethoxy silyl group. In the method, the exchange reaction into a methoxy group can proceed within a short time even with a small amount of a catalyst, and viscosity increase caused by a side reaction during the methoxy exchange reaction can be reduced. Obtained polymer has an excellent stability, and viscosity increase during the storage of the polymer after the exchange into a trimethoxysilyl group can be reduced.

Abstract: A siloxane modified with a cyclic carbonate of the formula: is combined with a non-aqueous solvent and an electrolyte salt to form a non-aqueous electrolytic solution, which is used to construct a secondary battery having improved temperature and cycle characteristics.

Abstract: A curable silicone composition containing an organopolysiloxane that contains in one molecule at least one epoxy-containing organic group, has a polystyrene-referenced weight-average molecular weight at least 500, and is expressed by the following general unit formula: (RSiO3/2)x[R1aSiO(4-a)/2]y (where R represents a cycloalkyl group, and R1 represents hydrogen atom or a univalent organic group, except for an aromatic group and a cycloalkyl group, at least one R1 in one molecule being an epoxy-containing univalent organic group, and where the following condition is observed: 0<a?3; x>0; y>0; and x+y=1).

Abstract: The invention relates to novel mono-, oligo- and polymeric compounds comprising thienothiazole groups, to their use as semiconductors or charge transport materials, in optical, electro-optical or electronic devices, and to optical, electro-optical or electronic devices comprising the novel compounds.

Abstract: The present invention provides an ultraviolet ray-curable ink composition containing a polysilane compound having a structure represented by the following formula (1): wherein n represents a positive integer; p represents an integer of 2 or more and not more than 10; and R1 and R2 each independently represents a substituent. Also disclosed are an inkjet recording method using the composition, and an ink container and an inkjet recording apparatus, each containing the ink composition.

Abstract: The present invention relates to a composition comprising: (a) a polymer having at least one repeating unit of formula where R1 is a non-hydrolysable group and n is an integer ranging from 1 to 3; and (b) a crosslinking catalyst. The composition is useful in forming low k dielectric constant materials and as well as hard mask and underlayer materials with anti-reflective properties for the photolithography industry.

Abstract: Film-forming materials include resins having a covalently bonded phosphorous atom, the phosphorous atom having at least one covalently bonded oxygen atom. Film-forming resins containing phosphorous can include epoxy, acrylic, polyurethane, polycarbonate, polysiloxane, polyvinyl, polyether, aminoplast, and polyester resins. A process to produce a film-forming resin includes reacting various polymers to incorporate a pendent group comprising a covalently bonded phosphorous atom.

Abstract: Provided is a silica nanocomposite including silica and a siloxane-based polymer covalently bonded to the silica.

Abstract: The invention concerns a method for modifying a substrate, including the following steps: the substrate is contacted with at least one amino-cellulose derivative and/or with at least one NH2-(organo)polysiloxane derivative; a composite substrate material is formed from the substrate and the amino-cellulose derivative and/or the substrate and the NH2-(organo)polysiloxane derivative. Said method enables a customized structural substrate design to be obtained. The resulting composite substrate material can be used to produce implants, detectors and scanning probe tips.

Abstract: In a process for producing crosslinkable organopolysiloxane compositions, in particular organopolysiloxane compositions which can be crosslinked at room temperature, the organopolysiloxane compositions are stored in a storage unit before being packed in moisture-proof containers, the storage having a storage capacity of at least 15 minutes of production capacity of the mixture, the essentially dead-space-free storage unit continually having an internal pressure of more than 1200 hPa during filling.