Abstract: The present invention provides a composition for use in forming an abrasion-resistant easy-to-clean coating on a substrate. The composition according to the invention includes a mixture of a fluorocarbon polymer component and an enamel-forming component. The enamel-forming component includes at least a first lead-free and cadmium-free glass frit. The first lead-free and cadmium-free glass frit includes from about 30% to about 50% P2O5, from about 15% to about 30% Al2O3, and from about 2% to about 40% X2O where X=Na and/or K. The present invention also provides a method of forming an abrasion-resistant easy-to-clean coating on a substrate. The method includes applying the composition according to the invention to a substrate and sintering the applied composition to fuse an abrasion-resistant easy-to-clean coating to the substrate.

Abstract: The following artificial stone having a deep color tone and a glaze and having a luminousness is provided at low costs. An artificial mixture in which a fine powder component of an inorganic material having a size of from 5 to 70 mesh is used, the sum of this fine powder component and a finely divided component of an inorganic material of 100 mesh-under is 89% by weight or more of the product and a resin component is 11% or less is struck and integrated into a cured slab which has been cured.

Abstract: Provided are a long fiber-reinforced polypropylene resin composition and its moldings which have a high rigidity, impact resistance and durability, and especially have an extremely good repeated impact resistance and creep resistance, and are therefore suitable for various parts including automobile parts and other industrial parts.

Abstract: This invention provides a composition for anchoring materials in or to concrete or masonry. The composition comprises an alkylacrylate ester monomer, an alkylacrylate ester/methacrylic acid copolymer, a free-radical catalyst and a filler.

Abstract: A dense inorganic fine powder composite film comprising, based on the total weight of the film, 95-99.9 wt % of inorganic powder material and 0.1-5 wt % of PTFE. This composite film is prepared by dry blending, wet mixing and roll milling, and can be used as electrode materials, adsorbing materials, catalyst materials and dielectric materials.

Abstract: A pavement sealing composition and method of application of the sealant to pavement to form a thin coating which protects the pavement, particularly asphalt from the harmful effects of oxidation, water, ice and snow as well as fluids spilled onto the pavement surface from automobiles and aircraft. Preferably, the coating is formed of a combination of materials including a polymer resin, fine sand and Portland cement. To this combination, a defoaming agent is added along with a preservative, pigment, a quick drying agent and water. This formulation provides for a thin protective layer which can be returned to service in a short period of time.

Abstract: Crosslinkable compositions based on organosilicon compounds and moldings produced therefrom further contain glass flakes having a thickness of from 0.1 to 20 &mgr;m, a length of from 1 to 5000 &mgr;m and a width of from 1 to 5000 &mgr;m, and a width or length to thickness ratio in the range from 10:1 to 2000:1. The compositions, when cured, exhibit excellent tear resistance, have surfaces exhibiting a low coefficient of friction, and a relatively low calorific value.

Abstract: Process for the preparation of fiber reinforced composites in which the matrix polymer is derived from the catalyzed reaction of a liquid polyisocyanate containing material. The principle curing mechanism is the formation of urethane and/or isocyanurate linkages. At least a portion of the catalyst is applied onto the surface of the reinforcing fibers and/or onto the surface to the uncured resin impregnated reinforcing structure, under conditions such that the catalyst is not dispersed into the bulk of the isocyanate containing resin until cure. Curing is facilitated by a combination of mechanical and thermal action. The process is particularly well suited for the preparation of composites by pultrusion, using a one-component open-bath pultrusion machine. The process of the invention may be adapted to a much wider range of composite fabrication methods, including SMC and filament winding.

Abstract: The invention relates to pigment preparations in granulate form, containing one or more resins, one or more effect pigments and optionally, additives. The granulates are characterized in that they contain 3 to 10 wt. % water or a, solvent or solvent mixture with a vapor pressure of 0.001 to 40 hPa at 20° C.

Abstract: There are provided an inorganic filler, multi-functional filler, an organic compound filler, a modified filler, and a dental coloring filler suitable in use as a filler in a dental composition, compositions having a resin matrix of an organic polymer material, as well as a process for producing the same. Disclosed are an inorganic filler which comprises an inorganic fine particle, wherein the surface of the inorganic fine particle is covered with polysiloxane. Also disclosed is a multi-functional filler which comprises an inorganic fine particle containing an acid reactive element, wherein a cement reactive phase is formed on the surface of the inorganic fine particle, and the cement reactive phase is further covered with polysiloxane. Also disclosed is an organic compound filler which comprises an organic-inorganic polymer particle or an organic polymer particle, wherein the surface of the organic-inorganic polymer particle or an organic polymer particle is covered with an inorganic film.

Abstract: The present invention provides a process for preparing a filled halobutyl elastomer, which comprises mixing a halobutyl elastomer, mineral filler and a silazane compound or mixture of a silazane compound and an additive which contains at least one hydroxyl group and at least one substituents which bears a basic amine group, and curing the filled elastomer with sulfur or other curative systems. The present invention has the advantages of (a) not evolving alcohol either during the manufacture or subsequent use of the article manufactured from the compound, (b) improving the scorch safety of filled halobutyl elastomer compounds which employ silica as the mineral filler and a the additive containing at least one hydroxyl group and a functional group containing a basic amine as a dispersing aid and (c) significantly reducing the cost of the compound compared to analogous compounds currently known in the art.

Abstract: It is an object of the present invention to provide a composition for an acoustically matching layer, having sufficient mechanical strength to allow itself to be easily formed, and capable of giving an acoustically matching layer highly stable in characteristics over extended periods even under high temperature and high humidity conditions. The present invention provides a composition containing a carbodiimide resin for an acoustically matching layer, where the composition may further contain inorganic hollow bodies or inorganic hollow bodies and another reactive resin; a process for producing a formed article of an acoustically matching layer by curing and forming under heating the composition in a mold for the acoustically matching layer; and an ultrasonic transducer using the same composition and ultrasonic transducer using the same formed article.

Abstract: The present invention provides a hardenable (i.e., curable by polymerization, crosslinking, ionic, or other chemical reaction) composition that includes polymerizable urea or thiourea compounds that function as reductants (i.e., reducing agents) in redox polymerization reactions.

Abstract: Disclosed is a process of forming a prepreg material having substantially no voids. According to the process of the invention, the reinforcing material is heated to a temperature above the temperature of the impregnating resin. The prepreg formed has substantially no voids and does not require lengthy consolidation when formed into useful articles.

Abstract: A particulate sealant for forming plugs in selected cells of honeycomb structures and consisting essentially, by weight, of about 70 to 90% ceramic blend, the ceramic blend being raw ceramic materials selected to form a composition consisting essentially of in percent by weight about 12 to 16% MgO, about 33 to 38% Al2O3, and about 49 to 54% SiO2, which will form cordierite (2MgO.2Al2O3.5SiO2) on firing, and about 10 to 30% binder system comprising a thermoplastic polymer capable of forming a gel or a thermosetting resin.

Abstract: The present invention relates to a fiber processing agent for increasing the surface strength of a rubber product such as a rubber belt or a tire, a glass fiber using the fiber processing agent, and a rubber product as above containing the glass fiber. The fiber processing agent of the present invention is comprised of a dispersion-type solution having a rubber latex and an epoxy resin as dispersoids. By using a 2-dispersoid solution comprised of an epoxy resin, which is excellent in terms of strength and also has excellent heat resistance and water resistance, and a rubber latex, which is flexible, a glass fiber and a rubber product can be obtained according to which durability can be greatly increased without bringing about a drop in quality even under a poor environment.

Abstract: Disclosed is a glass resin ceramic (GRC) composition and method of producing the same. The GRC composition is based on a waste thermoplastic synthetic resin formulated with waste ceramic and/or waste glass. The GRC composition has higher tensile strength, bending strength and durability than do the conventional concrete compositions obtained from an admixture of flyash and slag. Also, the GRC composition shows high dimensional stability such that, when it is used to construct large-size products, uniform quality is guaranteed. Thanks to its high specific gravity, the GRC composition can be applied for the production of the products which need a considerable weight. Further, desired colors can be expressed in the composition. Reuse of waste ceramics and glass will give contribution to settlement of environmental pollution.

Abstract: Polyetherimide compositions having low warp and conductive properties are provided. The compositions are prepared by combining a polyetherimide resin or polyetherimide-copolymer resin and a filler wherein the filler comprises a plate-like filler and a conductive filler.

Abstract: The invention concerns polyamide molding compositions with good surface quality and good flow behavior containing prepolymeric polyamides with a solution viscosity of &mgr;rel 1.01-1.30 in quantities from 0.1 to 20 wt. %.

Abstract: The present invention is directed to the use of thermoplastic composite materials as ablative materials. It has been found that thermoplastic materials, reinforcing additives, a mineral, and optionally a foaming agent when combined produce an ablative material with good mechanical properties.

Abstract: The invention relates to moulding materials, comprising 60 to 90 parts by weight polyamide, 10 to 40 parts by weight reinforcing materials (except for nanoscale layered silicates) and 0.5 to 6 parts by weight nanoscale layered silicates.

Abstract: Methods of making low molecular weight methylene acceptors are provided. The methylene acceptors are prepared by reacting a polyhydric phenol with an aromatic olefinic compound in the presence of an acid catalyst, and then further reacting the products of the first reaction with an N-methylol lactam derivative. Derivatives made by the above method, as well as rubber compositions using these derivatives are also provided.

Abstract: A component (1) which includes a material formed from a glass/polymer mixture. The component has first regions, in which the glass is present substantially in the form of spherical particles (2) and second regions, in which the glass is present in the form of fibre-type particles (3). A component of this type advantageously provides both mechanical stability and dimensional consistency in separate areas within the same component.

Abstract: This invention provides a thermosetting resin and a method for producing the same, in which 5% to 95% by weight of an aminoplast resin and 5% to 95% by weight of a polyalkylene glycol are subjected to a condensation reaction under alkaline conditions, the resulting reaction product is methoxylated with methanol, and pH of the methoxylated product is controlled in a range from 10 to 11. The thermosetting resin for impregnation of resins or for use in building materials obtained according to the invention is highly stable, can be diluted with water, has excellent workability, stiffness, chemical resistance, water resistance, moisture resistant strength, and adhesion in water, exhibits improved brittleness and has satisfactory flexibility and impact resistance.

Abstract: Compositions are disclosed for the flame retardation of polymeric compositions including fillers such as glass fibers. The compositions contain a flame retarding effective additive of at least one polyphosphate, a sulfur containing compound, catalyst and a nitrogen containing compound such as melamine.

Abstract: A polymer composition having high thermal conductivity and dielectric strength is provided. The polymer composition comprises a base polymer matrix and a thermally-conductive, electrically-insulating material. A reinforcing material such as glass can be added to the composition. The polymer composition can be molded into packaging assemblies for electronic devices such as capacitors, transistors, and resistors.

Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.

Abstract: A method of preparing fiber sheet molding compounds with a fabric of continuous fiber reinforcement that can be molded under low pressures and temperatures to provide thermoset articles, wherein liquid reactive components are slowly absorbed in solid acrylic resin. The acrylic resin functions as a thickener which delays the viscosity build allowing the fabric of continuous fiber reinforcement to be incorporated before molding.

Abstract: An adhesive resin composition comprising, based on the total weight of the composition, a first resin component having one or more glass transition temperatures of about −15 to about 50° C.; optionally, up to about 49 weight percent of a second resin component having one or more glass transition temperatures greater than about 100° C.; and up to about 50 weight percent of a particulate inorganic filler; wherein a tan &dgr; value of the adhesive resin composition is greater than about 0.2 over a temperature range of about −15 to about 50° C. when measured at a frequency of 1 Hz. The adhesive resin compostions are of particular utility in suspension assemblies.

Abstract: Thermoplastic molding compositions comprising, as substantive constituents

Abstract: UV curable powder coating compositions containing 5 to 60 wt % spherical or near spherical particles having a median diameter of greater than 10, and most preferably greater than 15 microns, which refract and scatter applied UV light in all directions through the coating layer during curing to enhance the through-cure properties of the resulting coating.

Abstract: The invention describes a low shrinking polymerizable dental material, comprising a mixture of a polymerizable resin, a polymerizable monomer, a polymerization initiator and/or sensibilizer and a filler in a content of about 20 to about 85 percent. The volumetric shrinkage during polymerization is less than about 1.5 Vol.-% due to its rheopex behavior.

Abstract: There is disclosed an inorganic reinforced polyamide resin compositions obtainable by melt kneading of (A) a crystalline polyamide rein, (B) a semi-aromatic amorphous polyamide resin, and (C) an inorganic reinforcing material, wherein the relative viscosity of 96% sulfuric acid solution of the composition is 2.1 or lower and wherein the crystallization temperature (TC2) of the composition as measured with a temperature drop by differential scanning calorimetry (DSC) is 180° C. or lower. The inorganic reinforced polyamide resin composition can provide shaped articles having satisfactory strength and rigidity without deteriorating their appearances further having excellent coating properties and weathering resistance, and requires a mold temperature of 100° C. or lower in the preparation of shaped articles.

Abstract: Fiber reinforced composite plastic materials for use in injection and compression molding and extrusion processing produced from waste materials, the composite material includes an effective amount of high melting point polymer fiber material and a sufficient amount of low melting point plastic material to coat and bind the high melting point fiber material together and method of producing same.

Abstract: Dark-colored thermoplastic molding compositions are disclosed. The compositions are suitable for molded parts which in the wavelength region from 700 to 1200 nm are laser-transmitting, at least in spectral partial regions, and may be welded to laser-absorbing molded parts by means of laser transmissions welding.

Abstract: The present invention provides a long fiber-reinforced polypropylene resin composition for a molded article which is improved in all of a mechanical strength, a rigidity and an impact resistance and excellent as well in a durability, in which the long fiber-reinforced polypropylene resin composition comprises a long fiber-reinforced propylene polymer composition comprising a propylene polymer modified with unsaturated carboxylic acid or an anhydride thereof and having an isotactic pentad ratio of 96% or more and a melt flow rate of 100 to 500 g/10 min, an alkaline earth metal compound, and a glass fiber; and a propylene-ethylene copolymer composition comprising a propylene-ethylene copolymer having a melt flow rate of 10 to 60 g/10 min and a nucleating agent.

Abstract: Hindered amines substituted on the N-atom with an —O—E—OH moiety are particularly effective in stabilizing polyolefin and automotive coating compositions against the deleterious effects of oxidative, thermal and actinic radiation where the presence of the OH group on the compounds adds important properties not attainable by the use of normal —O—E moieties.

Abstract: A resin composition comprising of the reinforcing fibers a resin and a particular reinforcing fiber. The particular shape of the reinforcing fiber must be irregular in shape having a periodic irregularity of less than the average length of the fiber in the finished article. The periodic irregularity should occur at least twice in any given length of fiber. The resin is either a thermoplastic or a thermoset resin. The fiber has a modulus ether higher, essentially the same as or lower than the resin.

Abstract: The wet traction of a vehicle tire is significantly improved when about 5 phr to about 200 phr of a surface-treated (hydrophobated) siliceous or oxidic filler is included in the vulcanized rubber compound used for the tire tread.

Abstract: A molding compound contains a reinforcing fiber, a non-fibrous filler, and an unsaturated polyester resin. The unsaturated polyester resin contains an unsaturated monomer as well as a polyester polymer. The polymer is a unsaturated polyester made from a hydroxyl component and a carboxylic component. The hydroxyl component contains both a monomeric diol or triol, and a polymeric polyol. The polymeric polyol is a hydroxyl-terminated polymer such as polyether or polyester diols or triols. The carboxylic component can be provided by an unsaturated carboxylic diacid, an unsaturated carboxylic anhydride, an unsaturated carboxylic diester or mixtures thereof. Molded articles are provided by compression or extrusion molding of a molding compound as described above. The articles are characterized by improved crack resistance, toughness, and surface appearance.

Abstract: The present invention relates to a polyolefin-based composite resin composition having a low coefficient of linear thermal expansion, wherein the composition comprises a) 40 to 80 weight % of crystalline ethylene-propylene copolymer, b) 5 to 40 weight % of ethylene-alpha-olefin copolymer, c) 5 to 30 weight % of calcium-metasilicate based wollastonite, and d) 5 to 30 weight % of inorganic reinforcing agent based on the total composition amount. The polyolefin-based composite resin composition having a low coefficient of linear thermal expansion not only has excellent mechanical rigidity, impact resistance, heat resistance, injection moldability, product flatness, and dimensional stability, but also has a low shrinkage, a low coefficient of linear thermal expansion, and a low heat sag. Therefore, it can be used for the manufacture of automobile exterior components.

Abstract: The present invention relates to a long-fiber-reinforced polyolefin structure with a length of ≧3 mm, comprising from 0.1 to 90% by weight of at least one polyolefin, from 0.1 to 50% by weight of at least one polyamide, from 0.1 to 15% by weight of at least one modified polyolefin, from 5.0 to 75% by weight of at least one reinforcing fiber, from 0.1 to 5.0% by weight of at least one additive. The present invention further relates to a process for producing a long-fiber-reinforced polyolefin structure, where fiber bundles are passed through a flat-film die which has been charged with a melt made from polyolefin, polyamide, modified polyolefin, and dye and/or pigment, the immersed fiber bundles are passed through a shaping die, the fiber bundles are cooled, and the fiber bundles are chopped to the lengths of the structure transversely to the direction of running.

Abstract: A storage stable aqueous dispersion useful in preparing sizing compositions for glass fibers contains a normally solid nucleating agent, a nonionic surfactant, and a base. The nucleating agent is a mixture of an aliphatic monocarboxylic acid and an aliphatic dicarboxylic acid. Also disclosed are the process of making the dispersion, and the use of the sized glass fibers in glass fiber reinforced polyolefin composites having improved mechanical properties such as tensile strength, flexural strength, and notched and unnotched IZOD.

Abstract: Molding compositions for sheet and bulk molded products having improved toughness comprise an unsaturated polyester, a monomer which is copolymerizable with the polyester, a thermoplastic polymer, a filler and a reinforcing agent.

Abstract: The invention relates to thermoplastic molding materials that are produced from a mixture containing an aliphatic polyanmide and/or copolyamide, fillers and reinforcement agents, bifunctional or multifunctional additives that induce branching and/or polymer chain extension, a modifier and other additives that do not induce branching and/or polymer chain extension.

Abstract: Resin-modified glass ionomer cements contain a polymer having a plurality of acidic repeating units but being substantially free of polymerizable vinyl groups, a polymer having a plurality of acidic repeating units and a plurality of polymerizable vinyl groups, a fluoroaluminosilicate glass, a redox cure system that can initiate dark cure of the vinyl groups, and water. The cements can be used without requiring a preliminary tooth priming or conditioning step and without requiring a curing lamp. The cements offer ease of mixing, convenient viscosity, convenient cure, good flexural strength, good adhesion to dentin and enamel, and high fluoride release, even when cured in thick sections and in the dark.

Abstract: The present invention relates to a composition comprising a binder and spherical inorganic matrix particles. The invention furthermore relates to a porous shaped article obtainable from said composition, a method of making said article and the use of said article as a mold or a device for conducting a fluid between a space and a duct or for deep drawing or engraving of plastic films and foils.

Abstract: This invention is directed to the preparation of a molded compound.

Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.

Abstract: The antifouling composition of the present invention includes a glassy matrix formed by crosslinking a mixture of a silanol-terminated silicone and an alkoxy functionalized siloxane to provide an interpenetrating polymer network of glass and silicone and at least two materials capable of microphase separation, at least one of which is graftable to the glassy matrix.