Abstract: A low cost moisture curable sealer and adhesive composition containing a polymer having reactive silyl groups and a bituminous material and having many advantages over conventional moisture cure sealer compositions, including greater elastomeric properties, improved flexibility and pliability, lower durometer, faster and deeper cure, low temperature cure. The composition is also free of carcinogens such as coal tar, toxic isocyanates, and volatile solvents.

Abstract: A description is given of an optionally fluorinated polyurethane-polymer hybrid dispersion with enhanced surface properties (low critical surface tensions ?c and very high contact angles ?) which is obtainable by a) preparing a dispersion component (binder) based on an aqueous solution or dispersion of an optionally hydroxy- and/or amino-functional polyurethane-polymer hybrid having optionally fluorinated side chains and, if desired, b) subsequently reacting the dispersion component from stage a) with a crosslinker component (D). The polyurethane-polymer hybrid dispersion of the invention can be prepared in solvent-free or low-solvent fashion and with high solids content and requires only a very low level of stabilizing groups.

Abstract: Polyurethane/ureas including hydrophilic moieties and alkoxysilane groups of formula (I) —X—CO—NR2—Y—Si—(Z)3 ??(I) where X is O or NR2; R2 is H, C1-C6 alkyl, substituted C1-C6 alkyl, cycloalkyl, aryl or benzyl; Y is C1-C8 linear and branched alkylene; and Z is an organic group inert to isocyanate groups below 100° C. At least one Z group is an alkoxy group of 1 to 4 carbon atoms. The polyurethane/urea can be in an aqueous dispersion, which can be used to prepare coatings. The dispersion is prepared by (ii) reacting an organic polyisocyanate with a high molecular weight polyol, optionally a low molecular weight isocyanate-reactive compound, an isocyanate-reactive compound containing hydrophilic groups, and/or an amine chain extender forming a prepolymer; (ii) reacting the prepolymer in (i) with a compound of formula (II) OCN—Y—Si—(Z)3 ??(II) where Y and Z are as defined; and (iii) dispersing the reaction product in (II) in an aqueous medium.

Abstract: A coating composition primarily comprising a disilane compound of the formula (A): XmR13?mSi—Y—SiR13?mXm??(A) wherein R1 is a monovalent hydrocarbon group, Y is a divalent fluorinated organo group, X is a hydrolyzable group, and m is 1, 2 or 3, or a (partial) hydrolyzate thereof is applied and cured to form a protective coat having excellent chemical resistance and antireflection.

Abstract: Method for preparation of an aqueous emulsion from a curable silicone composition consisting of (A) an organopolysiloxane having at least two silicon-bonded hydroxyl groups, (B) an organohydrogensiloxane, and (C) a curing catalyst, said method being characterized by (i) continuously supplying component (A), component (B) and component (C), or a mixture of components (A) and (B) and component (C) through individual inlet ports into a continuous mixer and mixing said components at a temperature not exceeding 10° C., (ii) continuously supplying the obtained mixture and (D) an aqueous solution of a surface-active agent to an emulsifier, and emulsifying the components at a temperature not exceeding 20° C. An apparatus for the preparation of an aqueous emulsion of a curable silicone composition comprising of a continuous mixer for mixing components (A) through (C), a distribution unit connected to the lower part of the mixer, and an emulsifier.

Abstract: Self-coating or self-layering lacquer systems from at least two different resins, oligomers, or polymers, which are emulsifiable or dispersible in water, have different surface tensions, and form self-layering phases. After the application, the phases separate into the components of the formulation.

Abstract: Water-continuous emulsion of elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 ?m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; an elastomeric polymer, surfactant, water, optional plasticizer, optional low molecular weight acid, and is essentially free of organic solvents. The water-continuous emulsions of elastomeric polymers can be prepared by; (I) forming a premix that is essentially free of organic solvents comprising an elastomeric polymer and surfactant, and optionally a plasticizer and low molecular weight acid, and (II) adding water to the premix with mixing to form a water continuous emulsion of the elastomeric polymer having a solids content of greater than 75%, an average particle size less than 5 ?m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water.

Abstract: The present invention discloses compositions as well as methods of making and using said compositions, having improved stability which, when applied to a variety of substrates and cured, form transparent coatings which have abrasion resistant properties, a matched refractive index to that of the substrate, and which can be tailored to control the extent of tint absorption (vide infra). The compositions comprise an aqueous-organic solvent mixture containing a mixture of hydrolysis products and partial condensates of an epoxy-functional silane, a carboxylic acid functional compound selected from the group consisting of carboxylic acids, multifunctional carboxylic acids, anhydrides, and combinations thereof, a metal oxide composite colloid, and a disilane. The coating compositions may further include a mixture of hydrolysis products and partial condensates of one or more silane additives, a colloidal silica material, and a tetrafunctional silane.

Abstract: An inkjet ink including water; a particulate pigment; a dispersant; and an emulsion, wherein the particulate pigment has an average particle diameter (D50) not greater than 100 nm, and the standard deviation of particle diameter distribution of the particulate pigment is less than one half of the average particle diameter (D50). An inkjet cartridge containing the inkjet ink. An inkjet recording apparatus including the inkjet cartridge and a carriage configured to carry the ink cartridge. An inkjet recording method including discharging the inkjet ink from a nozzle of a recording head to form an ink image on a recording paper. An image formed on a recording material in accordance with the inkjet recording method.

Abstract: Aqueous organopolysiloxane compositions containing a dispersed solid organopolysiloxane resin bearing both alkoxy and hydroxy radicals, a condensation catalyst, and a wetting agent are suitable for use as binders for the preparation of structures based on mineral fibers.

Abstract: A hardcoat composition comprising (A) a hydrolytic condensate of a hydrolyzable silicon compound of formula: R1aSiX(4-a) with at least 1 mole of water per mole of hydrolyzable group X, (B) a metal oxide, (C) a siloxane resin of formula: R2bSi(OR3)c(OH)dO(4-b-c-d)/2 and having a Mw of at least 2,000, which is solid at a temperature of not higher than 40° C., and (D) a curing catalyst forms a hardcoat film having satisfactory hardness, transparency and adhesion as well as improved weather resistance and presenting a surface that is repellent to marker ink.

Abstract: An organosilicon compound represented by the following general formula (1): wherein R1 is a hydrogen atom, a phenyl group or a halogenated phenyl group; R2 is a hydrogen atom or a methyl group; R3's are each a substituted or unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms; X is a hydrolyzable group; Z1 is —R4—, —R4O— or —R4(CH3)2SiO—, where R4 is a substituted or unsubstituted divalent hydrocarbon group having 1 to 10 carbon atoms; Z2 is an oxygen atom or a substituted or unsubstituted divalent hydrocarbon group having 1 to 10 carbon atoms; and m is 0, 1 or 2 and n is 0, 1 or 2. When incorporated in silicone compositions, the organosilicon compound acts as a cross-linking agent having well-balanced photopolymerizability and condensation curability.

Abstract: The present invention provides a method of producing an aqueous dispersion. A resin (b) or a solvent solution thereof, or a precursor (b0) of the resin (b) or a solvent solution thereof is dispersed in an aqueous dispersion of resin particles (A) composed of resin (a), and is caused the precursor (b0) to react where the precursor (b0) or a solvent solution thereof is used, to prepare resin particles (B) composed of said resin (b). Thereby, an aqueous dispersion (X1) of resin particles (C) having a structure such that the resin particle (A) adheres to the surface of the resin particle (B) is obtained.

Abstract: The invention concerns an aqueous dispersion of viscous silicone oils capable of being crosslinked into an elastomer by water elimination (condensation). The invention aims at obtaining an aqueous silicone dispersion corresponding to an optimal compromise in terms of adherence of the crosslinked elastomer on all types of supports, and the colloidal stability of the dispersion during preparation and storage. Said aqueous dispersion comprises a viscous silicone oil A, optionally a crosslinking agent B, optionally an adhesion promoter C (silane), a filler D, a catalyst E, an emulsifier F, optionally a functional additive G and water. Said dispersion is characterised in that the filler D is input into the process for obtaining the dispersion, in the form of an aqueous suspension of at least a hydrophilic compound (CaCO3SiO2, TiO2, Al2/H2O, organic polymer latex). The invention also concerns the preparation of said particularly stable dispersion since it has a residual emulsion rate T not less than 70%.

Abstract: Water-continuous emulsion of curable elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 ?m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; a curable elastomeric polymer, surfactant, internal cure additive, water, optional plasticizer, and optional low molecular weight acid. The water-continuous emulsions of curable elastomeric polymers can be prepared by; (I) forming a premix comprising an elastomeric polymer, surfactant, and internal cure additive, and (II) adding water to the premix with mixing to form a water continuous emulsion of the curable elastomeric polymer having a solids content of greater than 75%, an average particle size less than 5 ?m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water.

Abstract: The present invention is directed to a composition comprising a white pigment or extended white pigment surface treated with a silane having at least one functional group capable of reacting with acids and anhydrides, at least one polymeric material and a compatibilizer. Once treated, the pigment has improved processability and dispersibility in polymeric materials. Silanizing the pigment also enhances the brightness (increase whiteness and reduce yellowness) of the pigment.

Abstract: Disclosed are home care compositions comprising a dicarboxy functionalized polyorganosiloxane and methods for treating and modifying surfaces and for enhancing delivery of active agents to surfaces treated with the compositions. Said home care compositions can be used particularly for cleaning, rinsing, care or treatment of industrial, domestic or communal hard surfaces, as well as textile article surfaces; they are targeted at conferring on the surfaces treated therewith benefits such as water repellency, soil release, stain resistance, anti-fogging, surface repair, anti-wrinkling, shine, lubrication and/or at improving the residuality, impact and or efficacy of active materials comprised in said compositions. The dicarboxy functionalized polyorganosiloxane can be present in the home care compositions at a concentration of from about 0.005% to 10% by weight, preferably from about 0.05% to 5% by weight.

Abstract: In a process for the preparation of an emulsion of a silicone organic block copolymer in water, a polydiorganosiloxane having terminal reactive groups (A), an organic material having terminal groups (B) which are reactive with the groups (A) and a catalyst are emulsified in water with a surfactant and the resulting emulsion is subjected to conditions under which the reaction between groups (A) and (B) proceeds in the presence of the catalyst, thereby forming a copolymer chain containing polysiloxane blocks and blocks of organic material. Preferred emulsions comprise a copolymer comprising polydiorganosiloxane blocks and organic blocks, having a viscosity in the range 10 to 1000000 Pa.s and a mean particle size of 0.3 to 1000 micrometers.

Abstract: The present invention relates to a process for the coating and water-repellent impregnation of mineral building materials, in which an architectural coating composition containing from 1 to 30 % by weight of C1-C20-alkyl-C1-C6-alkoxysilane as impregnating agent is applied to the building material. The principal architectural coating compositions are paints and plasters.

Abstract: Functionalized copolymers hydrophobicized with silicones, in the form of aqueous dispersions or water-redispersible powders are prepared by copolymerizing a) from 60 to 99.89% by weight of one or more monomers selected from the group consisting of vinyl esters of optionally branched C1-15 alkylcarboxylic acids, methacrylates and acrylates of C1-15 alcohols, vinylaromatics, olefins, dienes, and vinyl halides, b) from 0.01 to 30% by weight of one or more silicones with from 10 to 1,000 SiO(CnH2n+1)2 repeat units where n is from 1 to 6, and where from 90 to 100% by weight of the silicones b) contain at least one but not more than two polymerizable groups, c) from 0.05 to 5.0% by weight of one or more hydrolyzable silane monomers selected from the group consisting of ethylenically unsaturated hydrolyzable silicon compounds, and hydrolyzable epoxysilanes, aminosilanes and mercaptosilanes, and d) from 0.05 to 5.

Abstract: The invention relates to compositions used for aqueous delivery of self-emulsifying fluorinated alkoxysilanes to substrates to provide oil and water resistive coatings for the substrates, a method of treating a substrate to render it oil and water repellent, and articles having coatings made from the compositions.

Abstract: An organosilicon compound represented by the following general formula (1): wherein R1 is a hydrogen atom, a phenyl group or a halogenated phenyl group; R2 is a hydrogen atom or a methyl group; R3's are each a substituted or unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms; X is a hydrolyzable group; Z1 is —R4—, —R4O— or —R4(CH3)2SiO—, where R4 is a substituted or unsubstituted divalent hydrocarbon group having 1 to 10 carbon atoms; Z2 is an oxygen atom or a substituted or unsubstituted divalent hydrocarbon group having 1 to 10 carbon atoms; and m is 0, 1 or 2 and n is 0, 1 or 2. When incorporated in silicone compositions, the organosilicon compound acts as a cross-linking agent having well-balanced photopolymerizability and condensation curability.

Abstract: A method of making an absorbent binder composition includes combining a first aqueous monomer solution including a reducing polymerization initiator with a second aqueous monomer solution including an oxidizing polymerization initiator to form a binder composition having post application, moisture-induced crosslinking capability. The first aqueous monomer solution includes a monoethylenically unsaturated monomer and an ethylenically unsaturated monomer that contains an alkoxysilane functionality. The second aqueous monomer solution includes a monoethylenically unsaturated monomer. The monoethylenically unsaturated monomer included in the first and second aqueous monomer solutions may be carboxylic, sulphonic, or phosphoric acids or salts or a combination thereof. The ethylenically unsaturated monomer may be an acrylate or methacrylate. Crosslinking of the resulting binder composition is induced by removal of water.

Abstract: The invention relates to soluble organic-inorganic compositions comprising linear and cyclic hydrosiloxanes, to a novel process for preparing them and to their use as coating materials.

Abstract: An oligomer mixture of n-propylethoxysiloxanes, containing from 80 to 100% by weight of n-propylethoxysiloxanes having a degree of oligomerization ranging from 2 to 6.

Abstract: Water-continuous emulsion of silylated elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; a silylated elastomeric polymer, surfactant, water, optional plasticizer, and optional low molecular weight acid. The water-continuous emulsions of silylated elastomeric polymers can be prepared by; (I) forming a premix comprising an elastomeric polymer and surfactant, and optionally a plasticizer and low molecular weight acid, and (II) adding water to the premix with mixing to form a water continuous emulsion of the silylated elastomeric polymer having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water.

Abstract: The present invention relates to a composition containing silico-organic nanohybrid and/or microhybrid capsules for scratch-resistant and/or abrasion-resistant coatings, wherein the silico-organic nanohybrid and/or microhybrid system includes one or more small metal oxide cores A and a substantially complete, silico-organic shell B, and the composition can be obtained by a reaction performed in situ, in a synthetic resin or in a synthetic-resin precursor compound, between metal oxide particles (KA-O) and at least one organofunctional silicon compound which contains an organofunctional group and at least one hydrolyzable group or at least one hydroxy group. The present invention also relates to the use of such compositions as the base for lacquers for producing a scratch-resistant and abrasion-resistant coating on a substrate as well as articles provided with corresponding scratch-resistant as well as abrasion-resistant coatings.

Abstract: Polyurethane or polyurethane polymer hybrid dispersions, with reduced hydrophilicity and methods for preparing and using them are disclosed.

Abstract: A fluid storage material including particles, such as superabsorbent particles and/or microencapsulated fragrance agents, cleansing agents, or skin rejuvenation agents, secured to one another and/or secured to a substrate. The fluid storage material can be made by dispersing particles in a crosslinkable binder solution, applying the combined particles and binder solution to a surface such as a substrate or a release surface, inducing crosslinking of the binder, and removing the solvent from the surface such as, for example, by drying the solvent. The fluid storage material is particularly suitable for use in personal care products.

Abstract: A method is provided for making siloxane polycarbonate copolymers and blends of other polycarbonates with such copolymers wherein the copolymers and blends have excellent transparency and physical characteristic.

Abstract: Mold-release agent for producing thermoset moldings with a hydrophobicized surface, where the agent comproses (I) at least one compound with mold-release action, and also (ii) at least one reactive, where appropriate hydrolyzable, silane compound, which is capable of reacting chemically in situ with the thermoset surface which forms during the molding process. The use of a mold-release agent of this type in a molding process and/or in a post-curing process for the production of thermoset moldings with a hydrophobicized surface, and also the moldings produced in this way.

Abstract: Silicone liquid crystals, silicone vesicles, and silicone gels are formed by combining (i) an amine functional silicone or an organic amine compound, (ii) an organic epoxide containing at least two epoxy groups or an epoxy functional silicone containing at least two epoxy groups, and (iii) a fluid such as water, a silicone fluid other than a silicone used in (i) and (ii), and a polar organic compound or nonpolar organic compound other than organic compounds used in (i) and (ii) in which the polar and nonpolar organic compound are present at a concentration to provide a level of solids less than 40 percent by weight based on the weight of (i)-(iii). These silicone liquid crystals, silicone vesicles, and silicone gels are useful in personal care for preparing various skin, hair, and underarm products.

Abstract: An organopolysiloxane copolymer, comprising (i) R1SiO3/2 units, (ii) random R22SiO2/2 units, and (iii) linear (R32SiO)n units, wherein R1 is independently hydrocarbyl or halogen-substituted hydrocarbyl, R2 and R3 are independently R1 or H, n has an average value of from 5 to 500, the mole ratio of R1SiO3/2 units to R22SiO2/2 units is from 1 to 30, and the mole ratio of R1SiO3/2 units and R22SiO2/2 units combined to (R32SiO)n units is from 3 to 600 when the copolymer contains aliphatic unsaturation or from 1 to 600 when the copolymer is free of aliphatic unsaturation; and a method of preparing the organopolysiloxane copolymer.

Abstract: The invention relates to aqueous dispersions of polysiloxane-polyurethanes based on selected, substantially difunctional starting materials, to their preparation and use for preparing coating compositions, and to a coating composition comprising as substantial binder component polysiloxane-polyurethanes of the kind mentioned. The coating compositions of the invention are especially suitable for use as soft feel coatings.

Abstract: A silicone emulsion composition of the addition reaction curing type comprising a major proportion of an organopolysiloxane containing at least two alkenyl radicals and T units and having a viscosity of 5-100 mPa·s, a minor proportion of another organopolysiloxane containing at least two alkenyl radicals and having a 30% toluene diluted viscosity of 1,000-10,000 mPa·s, an organohydrogenpolysiloxane, a platinum radical metal catalyst, a surfactant, and water cures into a coating that adheres well to plastic film substrates. The cured coating exhibits release properties to pressure-sensitive adhesives and can be utilized as release film.

Abstract: The invention relates to a polymer dispersion containing water and at least 60 wt. % of an organic polymer which has at least one group of general formula (I) A—Si(Z)n(OH)3-n. The invention also relates to a composition containing at least one organic polymer which has at least one group of general formula (I), and at least one other organic polymer or a mixture of two or more other organic polymers.

Abstract: Oil-in-water (O/W) and water-in-oil (W/O) emulsions and microemulsions containing silanes or siloxanes having quaternary ammonium groups are made by reacting organic quaternary ammonium compounds having epoxide groups or halohydrin groups, with silanes or siloxanes having amino groups. The reaction is carried out in an aqueous polar phase containing a surfactant. The emulsions and microemulsions are especially useful for treating hair, skin, or the underarm.

Abstract: A microencapsulated adhesive component, comprising a cross-linking constituent microencapsulated with a silanized polybutadiene, wherein the reactive constituent has been first reacted in the melt with cross-linking, thereby resulting in a cross-linkable hot-melt adhesive component for coating and/or laminating surface formations.

Abstract: A conductive paste based on an elastomer of the polyoxypolyolefin type or on a member of the polyolefin family is described, provided with an admixture of conductive particles for the production, in the electronics industry, of a sealing element, of a contact element or of a heat-conduction element. This material is particularly suitable for the production of EMI-RFI gaskets, and, compared with materials known hitherto and based on silicone, has improved performance characteristics and environmental properties.

Abstract: Water-continuous emulsion of elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; an elastomeric polymer, surfactant, water, optional plasticizer, optional low molecular weight acid, and is essentially free of organic solvents. The water-continuous emulsions of elastomeric polymers can be prepared by; (I) forming a premix that is essentially free of organic solvents comprising an elastomeric polymer and surfactant, and optionally a plasticizer and low molecular weight acid, and (II) adding water to the premix with mixing to form a water continuous emulsion of the elastomeric polymer having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water.

Abstract: This invention pertains to silicone core-shell or gel particles that contain active ingredients. The silicone particles are produced by emulsifying and reacting a composition comprising a siloxane have a first reactive group, a crosslinker having a second reactive group, at least one emulsion liquid, a surfactant and an active ingredient. The active ingredient is encapsulated in the silicone particle and are useful in personal care products, textiles, auto care products, and laundry products for the delivery of active ingredients.

Abstract: Elastomer-modified Epoxy-polysiloxane compositions of this invention are prepared by combining a silicone intermediate, with an epoxy resin, an elastomeric resinous intermediate, a polyfunctional amine, an optional organometallic catalyst, and optional fillers, pigments, and processing agents. The composition is prepared using a sufficient amount of water to promote hydrolysis of the polysiloxane and the polycondensation of the silanols produced by such hydrolysis. In its cured form, the epoxy-polysiloxane composition exists as a uniformly dispersed arrangement of linear epoxy chain fragments that are cross-linked with a continuous polysiloxane polymer chain, wherein either or both of the epoxy and/or polysiloxane polymers are elastomer modified to provide coatings and floorings having significantly improved properties of impact resistance, flexibility, crack resistance, and abrasion resistance with compared to conventional epoxy systems.

Abstract: A method of making a cosmetic composition comprising the reaction products of MaMHbMEcDdDHeDEfTgTHhTEiQj where M=R1R2R3SiO1/2; MH=R4R5HSiO1/2; ME=R6R7RESiO1/2; D=R8R9SiO2/2; DH=R10HSiO2/2; DE=R11RESiO2/2; T=R12SiO3/2; TH=HSiO3/2; TE=RESiO3/2; and Q=SiO4/2; where R1, R2, R3, R8, R9 and R12 are independently monovalent hydrocarbon radicals having from one to sixty carbon atoms; R4, R5 and R10 are independently monovalent hydrocarbon radicals having from one to sixty carbon atoms or hydrogen; R6, R7, R11 are independently monovalent hydrocarbon radicals having from one to sixty carbon atoms or RE; each RE is independently a monovalent hydrocarbon radical containing one or more oxirane moieties having from one to sixty carbon atoms; the stoichiometric subscripts a, b, c, d, e, f, g, h, i, and j are either zero or positive subject to the following limitations: a+b+c>1; b+e+h>1; c+f+i>1; b+

Abstract: A composition that is preferably an aqueous emulsion is disclosed that comprises: 1) a compound of a defined formula comprising a silicon moiety and an epoxy functionality; 2) a compound of a defined formula comprising a silicon moiety and an alkoxy functionality; 3) a crosslinker of a defined formula comprising a silicon moiety; and 4) a catalyst. Upon treating fibers or fabrics with the composition, a condensation reaction product is formed upon reaction with the catalyst at curing temperatures that imparts superior durability, water repellency, and softness to the fibers or fabrics.

Abstract: Anionic electrodeposition coating compositions for forming matte films containing acrylic resin; alkoxysilyl group containing emulsified polymer produced by a multiple stage emulsion polymerization of unsaturated monomer in the presence of water and a emulsifier, wherein the unsaturated monomer containing alkoxysilyl group-containing unsaturated monomer is present in an amount of 5 to 40% by weight based on a total amount of all the unsaturated monomers used in the multiple stage emulsion polymerization; and crosslinking agent.

Abstract: Novel processes for preparing hydridosiloxane and organohydridosiloxane resins are disclosed. The processes of the invention broadly provide for the steps of contacting a silane monomer with a phase transfer catalyst in the presence of a reaction mixture that includes a nonpolar, e.g., hydrocarbon, solvent, and a polar solvent, e.g., alcohol and water. The process is conducted under conditions effective to catalytically convert said silane monomer into hydridosiloxane and organohydridosiloxane resins. Recovery of the products is advantageously aided by the ease of separating the phase transfer catalyst from the dual phase reaction mixture by separating the immiscible polar solvent carrying the catalyst from the nonpolar solvent, that carries the product. Hydridosiloxane and organohydridosiloxane resins produced by the processes of the invention are also provided.

Abstract: An acidic cleaning formulation containing a surface modification agent selected from a group consisting of a hydrolyzed trialkoxysilane or a hydrolyzable quaternary silane and a surfactant is disclosed. The cleaning formulation is stable, provides excellent cleaning efficacy and deposits a silane coating on the surfaces to which it is applied to leave a protective coating thereon. Also, disclosed is a method for applying the cleaning formulation to hard surfaces covered by water.

Abstract: The present invention discloses articles containing a coating composition, as well as methods of making and using the compositions which, when applied to a substrate and cured, provide articles having transparent abrasion resistant coatings, wherein the coatings have a matched refractive index to that of the substrate and can be tailored to control the extent of tint absorption (vide infra). The coating compositions comprise an aqueous-organic solvent mixture containing a mixture of hydrolysis products and partial condensates of an epoxy-functional silane, a carboxylic acid functional compound selected from the group consisting of carboxylic acids, multifunctional carboxylic acids, anhydrides, and combinations thereof, a metal oxide composite colloid, and a disilane. The coating compositions may further include a mixture of hydrolysis products and partial condensates of one or more silane additives, a colloidal silica material, and a tetrafunctional silane.

Abstract: A process for providing a coating composition which, provides an abrasive resistant coating having a refractive index of the substrate and controlled tintability. The composition which, when applied to at least one surface of a substrate comprises an aqueous-organic solvent mixture containing a mixture of hydrolysis products and partial condensates of an epoxy-functional silane, a carboxylic acid functional compound selected from the group consisting of carboxylic acids, multifunctional carboxylic acids, anhydrides, and combinations thereof, a metal oxide composite colloid, a disilane and an effective amount of a leveling agent for permitting the aqueous-organic mixture to spread on the substrate and thereby provide substantially uniform contact of the aqueous-organic mixture with the substrate. The coating compositions may further include a mixture of hydrolysis products and partial condensates of one or more silane additives, a colloidal silica material, and a tetrafunctional silane.

Abstract: Water-continuous emulsion of elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; an elastomeric polymer, surfactant, water, optional plasticizer, optional low molecular weight acid, and is essentially free of organic solvents. The water-continuous emulsions of elastomeric polymers can be prepared by; (I) forming a premix that is essentially free of organic solvents comprising an elastomeric polymer and surfactant, and optionally a plasticizer and low molecular weight acid, and (II) adding water to the premix with mixing to form a water continuous emulsion of the elastomeric polymer having a solids content of greater than 75%, an average particle size less than 5 &mgr;m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water.