Abstract: An aqueous composition that includes a) aqueous hydroxy functional, carboxy functional polymer including the reaction product of at least 5% by weight &agr;,&bgr;-ethylenically unsaturated hydroxy monomer, at least 30% by weight ethylenically unsaturated carboxylic acid monomer, from 0% by weight to less than 50% by weight &agr;,&bgr;-ethylenically unsaturated nonhydroxy functional, noncarboxy functional monomer, and chain transfer agent, and b) condensation accelerator, and articles that include a nonwoven web including glass fibers, and cured aqueous binder composition.

Abstract: A composition for the promotion of adhesion between a rubber formulation and a textile substrate is provided. The inventive composition comprises either a mixture of specific amine functional silanes and organo-functional silanes having reactive groups or groups with an affinity for rubber. The inventive method entails the use of the inventive composition or a silane compound having both an amine moiety and a reactive group having an affinity for rubber formulations, particularly an unsaturated carbon-carbon bond. The composition may be utilized to adhere any standard reinforcement-type textile, such as polyester or polyamide, to a standard rubber composition, such as SBR, NBR, or EPDM. A method for adhering textiles to rubber formulations is also provided involving a pre-dip, -spray, -coat, and the like, of the inventive composition on a reinforcement-type textile surface followed by the contacting of the rubber formulation.

Abstract: A polished-piece holder is provided that does not easily stick or adsorb to a polishing pad of a polishing apparatus and reduces occurrences of production line troubles and therefore the number of failed polished pieces. A single sheet of a thermosetting resin impregnated fiber substrate or a laminated sheet formed by laminating a plurality of sheets of the thermosetting resin impregnated fiber substrate is formed under heat and pressure into a plate. The thermosetting resin impregnated fiber plate is then processed to form a polished-piece holder for holding pieces to be polished. The evaluation portion has a certain length in a direction of the average line. The thermosetting resin impregnated fiber plate has a surface roughness with a maximum wave height Ry of 10 &mgr;m or greater over an almost entire area of the surface layer.

Abstract: An orthopedic casting material comprising a substrate impregnated with a water-curable resin comprising an aromatic polyisocyanate and a polyol, wherein the free NCO level of said prepolymer is from about 6% to about 10%. Preferably the free NCO level is from about 7% to about 8%. Preferably the polyol has a molecular weight of at least 2,000, and a hydroxyl number of from about 28 to about 56, preferably from about 35 to about 40. The casting material may be packaged as a kit with a casting aid comprising a substrate impregnated with a lubricating material.

Abstract: A glass fiber duct liner, for lining sheet metal ducts in air conditioning, heating and ventilating systems, includes a flexible blanket of biosoluble glass fibers exhibiting a biodisolution rate in excess of 150 ng/cm2/hr. The glass fibers of the blanket are bonded together at their points of intersection by a colorless, formaldehyde-free, thermosetting, acrylic acid-based latex binder resin. A major surface of the blanket, adapted to be an interior surface of the blanket over which an airstream is to be conveyed by a duct system, is coated with a white acrylic latex water and dirt repellant coating that contains an antimicrobial agent.

Abstract: A method of producing a lightweight heat resistant and insulative composite sheet, and containing glass fibers, consisting essentially of homogenized glass fiber and binder materials forming a first layer, binder material extending in a second layer on a surface of the first layer and bonded thereto, woven glass fiber facing cloth extending in a third layer on a surface of the second layer and bonded thereto so that the second layer is sandwiched between the first and third layers, binder material in all layers being cured, to integrate the layers.

Abstract: A gasket to seal a service door of an appliance. The gasket is formed from a needled glass mat attached to a glass paper by random needling. The mat is very compressible to seal the door to the appliance to prevent the entrance of flammable vapors and the egress of exhaust. The glass paper provides structural strength and carries a vermiculite coating that protects the surface nearest the flame. Random needling retains the structural strength of the product to prevent it from tearing.

Abstract: A glass fibre wall covering is made by sequential application of aqueous dispersion and an image coating to selectively create an image for painted effects. The image pattern is based on a spatial expansion of second image coating upon heating during the drying process.

Abstract: The present invention provides nonwoven glass composites formed from an essentially boron free glass wool and an essentially boron free chopped glass fiber, used as a reinforcing material. The nonwoven glass composites are suitable for air filtration apparatus and can be used in the semiconductor industry where the elimination of boron from clean rooms is of importance.

Abstract: A sheet material is useful as a waterproof underlayment for a roof of a structure. The sheet material has upper and lower surfaces and comprises a web of reinforcing mat comprising fire-resistant fibers and a continuous non-porous matrix of water-resistant modified bitumen saturating the web of reinforcing mat, wherein the modified bitumen is self-adhesive.

Abstract: The present invention relates to methods of preparing improved fiber glass compositions using an improved resin binder. The resin binder comprises an aqueous solution of a resole resin, a catalyst comprising an ammonia salt of an aryl sulfonic acid, and optional binder modifiers. It has been found that the use of ammonium aryl sulfonate salts in resin binder compositions, as in the present invention, provides an enhanced cure rate and also enables manufacture of a fiber glass composition exhibiting enhanced uncured storage properties, increased thermal stability, and reduced corrosiveness to metals.

Abstract: There is provided a hybrid code having excellent dimensional stability and flexing resistance for use in a reinforcement of rubber, and a rubber product reinforced with the hybrid code. The hybrid code 1 has glass fiber strands 2 disposed at its center, and aramid fiber strands 3 disposed therearound. Glass fiber filaments applied with RFL treatment are bound to form the strands. A plurality of the strands are primarily twisted at a twisting rate of 1 to 10 turns/25 mm. Aramid fiber filaments applied with RFL treatment are bound to form the strands. A plurality of the strands are primarily twisted at a twisting rate of 1 to 10 turns/25 mm. The glass fiber strands 2 primarily twisted are disposed at a center, and the aramid fiber strands 3 are properly twisted in an opposite direction to the primary twist. The code is overcoated to form a rubber coat.

Abstract: A structurally reinforced panel and a method of forming the panel are disclosed. The reinforced panel includes a panel portion, a reinforcement material and a buffer material disposed therebetween.

Abstract: The present invention provides a process for producing phenol-dicarbonyl condensates high in fluorescence by reacting a phenolic compound with a 1,2-dicarbonyl compound in the presence of a catalyst selected from one or more carboxylic acid(s) or one or more carboxylic acid precursor(s). The present invention further provides phenol-dicarbonyl condensates, epoxy resins, epoxy resin systems and laminates prepared using these phenol-dicarbonyl condensates.

Abstract: A construction product made from an extrudable composition formed into various shapes for use in deck-building systems and other applications is disclosed. The extrudable composition prepared from polyethylene polymeric compounds, such as HDPE, and mixed with a mineral such as fiberglass, mineral wool or sand, along with a pigment, has sufficient strength and other advantageous properties to be useful for those construction applications.

Abstract: Composite coating (10) improves the resistance to blast or seismic forces of a structure (100), such as wall (101). Coating (10) includes a first layer (20) of elastomeric polyurethane in contact with and adhering to wall (101), a second layer (30) of elastomeric polyurethane in contact with and adhering to first layer (20), and a layer of textile (40) embedded between first layer (20) and second layer (30).

Abstract: Disclosed herein is a process for applying a thin, continuous, foam coating to a fiberglass mat which comprises applying an emulsion polymeric coating which has been foamed to a density of about 1.5 to about 7.0 lbs./gal. and drying the coating so as to produce a thin, continuous, foam coating.

Abstract: The invention relates to a fibre-based mat that can be used for making up bituminous membranes, comprising glass fibres, organic fibres and a binder, characterized in that the organic fibres have a shrinkage at 130° C. of less than or equal to 5%.

Abstract: A process for the drying of woven glass fabric to be used in a reinforcing laminate in sensitive electronic equipment is disclosed. The process adopts a drying technique of utilizing dielectric or radio frequency heating which results in a cleaner product.

Abstract: This invention provides multi-layered composites, laminates and composite joints in which at least one resin-impregnated, fiber-containing layer is joined or laminated to a core layer having a lower flexural modulus or higher elongation at break, higher toughness, or a combination of all or some of these properties. The multi-layer composite produced by laminating or joining these materials together has improved shearout, impact and cutting resistance, since stresses caused by outside forces can be more widely distributed throughout the composite.

Abstract: A polished-piece holder capable of preventing a polished piece from taking scratches, being increased in wear resistance, thickness accuracy, warpage resistance and dimensional stability, and preventing a deterioration in polishing accuracy. The polished-piece holder includes a core layer and a wear-resistant surface layer laminated on at least one of front and rear surfaces of the core layer. The core layer is constituted of at least one thermosetting resin impregnated fibrous layer and the surface layer is likewise constituted of a thermosetting resin impregnated fibrous layer. The thermosetting resin impregnated fibrous layer constituting the surface layer is subject to heating and pressurizing, to thereby provide a prepreg wherein a nonwoven aramid fiber substrate is impregnated with thermosetting resin.

Abstract: Composites made from at least two plies are described, where one of the outer layers is a layer comprising glass fibers, and in particular is a staple glass fiber nonwoven. The layers have been bonded to one another by needling, and the extent of this needling is such that some of the fibers of the organic nonwoven emerge from the surface of the glass fiber sheet. The composite is then provided with a binder by using a rotating roll for single-side application to the glass fiber surface. The composites are particularly suitable for producing bituminized prefabricated roofing and waterproofing sheets, and as backings for coatings, e.g. PVC coatings.

Abstract: A laminated composite material is provided. The material has first and second layers. The first layer is composed of a fibrous material and a binder, and the second layer is composed of a woven material and a binder.

Abstract: A three-dimensional spacer fabric resin infusion medium and reinforcing composite lamina for use in the manufacture of fiber reinforced polymer composites is disclosed. The use of the three-dimensional spacer fabric as a composite lamina aids in both the resin infusion rate and resin uniformity throughout the laminate.

Abstract: The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde type binder containing a binder modifier which is a crosslinked styrene/acrylic polymer, and to a process for the preparation of the mat.

Abstract: A fire resistant fabric material comprising a substrate having an ionic charge which is coated with a coating having essentially the same ionic charge. The coating consists essentially of a filler material comprising clay and a binder material. The substrate is preferably fiberglass, the filler material may further comprise at least one additional filler selected from the group consisting of decabromodiphenyloxide, antimony trioxide, fly ash, charged calcium carbonate, mica, glass microspheres and ceramic microspheres and mixtures thereof and the binder material is preferably acrylic latex.

Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.

Abstract: A thermal insulation product includes infrared radiation absorbing material dispersed on fibers forming a porous structure. The infrared absorbing material can include borates, carbonates, nitrates and nitrites of alkali metals and alkaline earth metals.

Abstract: The present invention relates to a fire-resistant panel having superior fire-resistance and a low dimensional change, and it also relates to a fire-resistant decorative panel using the same. More specifically, a fire-resistant panel comprising: a) a substrate material of a woven or nonwoven fabric of inorganic fiber, or a paper; and b) a resin compound containing the following materials which are impregnated or coated onto the substrate material set forth in a): i) a thermosetting resin selected from the group consisting of a phenol resin, a modified phenol resin, a modified phenol-urea resin, a melamine resin, a modified melamine resin, a modified melamine-urea resin, a urea resin, and a modified urea resin; and ii) loess is provided. The present invention also provides a fire-resistant decorative panel using the fire-resistant panel as a substrate material.

Abstract: A simple, inexpensive, drillable, reduced CTE laminate and circuitized structures comprising the reduced CTE laminate, is provided. One embodiment of the reduced CTE laminate comprises: from about 40% to 75%, preferably from about 55% to 65%, by weight resin; from about 0.05% to 0.3%, preferably from about 0.08% to 0.10%, by weight curing agent; from about 25% to 60%, preferably from about 30% to 40%, by weight, woven cloth; from about 1% to 15%, preferably from about 5% to 10%, by volume, non-woven quartz mat. The method for making reduced CTE laminate and laminate structures comprises the following steps: providing non-woven quartz mat; providing a prepreg, preferably B-stage cured to not more than about 40%, preferably not more than 30% of full cure; sandwiching the non-woven quartz mat between two layers of prepreg, and reflowing the resin of the prepreg into the quartz mat.

Abstract: The invention relates to an external reinforcement for beams, columns, plates and the like, substantially consisting in the combination of fibers and a resin and whereby the majority of the fibers is situated in the longitudinal direction of the reinforcement, characterized in that at least well-defined portions of the external reinforcement are provided with an additional reinforcement formed by fibers which are arranged according to at least one direction differing from the longitudinal direction of the reinforcement.

Abstract: The present invention provides a fabric comprising fiber strands having a coating that is more soluble in a resin matrix material than conventional slashing and/or silane finishes. As a result, the coating does not have to be removed prior to combining the coated fiber strand with a resin matrix material. These fabrics can be used in a wide variety of applications, such as reinforcements for composites, such as printed circuit boards.

Abstract: Composite structure and process for forming same, wherein the composite structure has an outer film layer, a thermoplastic layer bonded to the outer film layer, and a thermoset layer bonded to the thermoplastic layer. The thermoset layer is bonded to the thermoplastic layer by an adhesion site that serves to bond the thermoset layer to the thermoplastic layer.

Abstract: The present patent concerns the construction of various types of paneling for the ships internal areas lining with layers of fire-resistant and sound-isolating materials, that hold in with multiple layers of Magnesium content. These non flammable isolating panels, when appropriately bound together, form a final complex construction, which is also non flammable, with strict specifications of sound-isolation, high strength in extreme strains and low weight. The following special characteristics constitute the originality of the patent: a) Chemical composition (components specific percentages/Absence of Sulfur Magnesia) and production mode of the binding material. b) Internal structure, connection and reinforcement of the paneling layers. c) Assembling methodology of these panels for the prefabrication, transportation and installation of various sections of the accommodation areas, so that, after their installation and modulation on the ships, they: 1) Meet the strict specifications of sound-isolation.

Abstract: A multilayer printed wiring board includes a core member including a plurality of glass clothes impregnated with a resin. Each of the glass clothes is woven with glass yarns each of which includes a bundle of glass filaments. One or more buildup layers are laminated on one or each surface of the core member. The core member has an elastic modulus which is no less than 100 times that of the buildup layer at 240° C.

Abstract: A rocket motor assembly is insulated or thermally protected with a rocket motor ablative material formed from a prepreg. The prepreg contains at least an impregnating resin matrix and, as a precursor prior to carbonization, either carded and yarn-spun solvent-spun staple cellulosic fibers, solvent-spun cellulosic filaments, or a combination thereof. When patterned and carbonized, the rocket motor ablative material can be lined or otherwise placed into a rocket motor assembly, such as between the solid propellant and case, in the bulk area of the exit nozzle liner, or at susceptible portions of a re-entry vehicle, such as the nose cone.

Abstract: An orthopedic casting material comprising a substrate impregnated with a water-curable resin comprising an aromatic polyisocyanate and a polyol, wherein the free NCO level of said prepolymer is from about 6% to about 10%. Preferably the free NCO level is from about 7% to about 8%. Preferably the polyol has a molecular weight of at least 2,000, and a hydroxyl number of from about 28 to about 56, preferably from about 35 to about 40. The casting material may be packaged as a kit with a casting aid comprising a substrate impregnated with a lubricating material.

Abstract: Disclosed is a flexible multilayer flat material which contains at least one wear layer and/or cover layer having at least one flat reinforcement material located in it. In particular, the invention concerns a flexible multilayer flat material comprising at least one cover layer, with at least one flat reinforcement material, preferably a nonwoven material, embedded in the cover layer. On one hand, the reinforcement material provides the multilayer flat material with improved mechanical properties, such as tensile strength and/or resilience, and, on the other hand, the reinforcement material simultaneously allows the decoration of such flat materials in its function as a printable image carrier.

Abstract: A treating agent comprises a nitrile group-containing highly saturated polymer rubber latex (A) having an iodine value of 120 or less, a rubber latex (B) other than the highly saturated polymer rubber latex, and a water-soluble resorcinol/formaldehyde condensate in amounts of 15 to 80%, 5 to 70% and 2 to 15%, all by weight in terms of solids, respectively. A rubber-reinforcing fiber product is coated with the treating agent. A rubber article such as a toothed belt, a tire and the like is made using this rubber-reinforcing fiber product. The glass fiber product coated with the treating agent may be further coated with a halogen-containing polymer-based adhesive as a secondary treating agent. Thus, the treating agent exhibits a large bonding force between the reinforcing fiber product and a matrix. Even if the rubber article is repeatedly subjected to a flexing stress, the strength thereof cannot be reduced. A peel-off cannot occurs between the reinforcing fiber product and the rubber matrix.

Abstract: A liner for a high pressure gas container includes a resin composition containing a polyphenylene sulfide resin and an olefin based resin. The resin composition has a methane gas permeability coefficient of 1.7×10−16 mol·m/m2·s·Pa or smaller at 40° C., and tensile elongation of 50% or greater after fracture at 23° C. A high pressure gas container having such a liner is also provided.

Abstract: Food cooking belts and textile belts containing a woven reinforcement, a fluoropolymer, and an interpenetrating network of either a non-fluorinated thermoplastic or a non-fluorinated thermosetting polymer have improved wear resistance, better adhesion to the glass reinforcement, and improved puncture resistance. The non-fluorinated thermoplastic or thermoset is composed of a thermally stable polymer which is stable at temperatures at continuous operating temperatures of 250° C. (500° F.).

Abstract: An aqueous binder composition containing a urea-formaldehyde resin modified with an additive comprising (1) styrene acrylic acid or styrene acrylate, (2) an adduct of styrene, maleic anhydride, and an acrylic acid or acrylate or (3) a physical mixture of a styrene acrylic acid or styrene-acrylate copolymer and a styrene-maleic anhydride copolymer. The resulting binder is used in the preparation of fiber mats.

Abstract: A curable vinyl ester resin composition capable of undergoing B-staging at room temperature comprises (a) an unmodified vinyl ester resin; (b) a reactive diluent consisting of an ethylenically unsaturated monomer; (c) a free-radical curing agent; (d) a B-staging agent comprising a Group II metal oxide or hydroxide, or a mixture thereof; and (e) a thickening agent comprising an ester, a ketone, an aldehyde or a mixture thereof. The thickening agent coacts with the B-staging agent to cause B-staging of the vinyl ester resin at room temperature. The vinyl ester resin composition according to the invention is particularly useful for impregnating a fibrous material such as a woven fabric material. The fibrous material impregnated with the vinyl ester resin composition of the invention has a shelf life of up to 12 months. B-staging is generally reached in about two weeks following mixture of the various components and impregnation of the fibrous material.

Abstract: A fluororesin-impregnated adhesive layer 7 such as PFA is formed on one face or both faces of a prepreg 1 in which a fluororesin-impregnated layer 3 such as PTFE is impregnated and held into E-glass cloth 2 that serves as a basic material of the prepreg. The prepreg has a (mass of 30 g/m2 or less, and is woven by filament bundles each of which is configured by 120 or less glass filaments. Copper foil 5 is placed on the fluororesin-impregnated adhesive layer 7 to form a predetermined conductor pattern on the surface, thereby producing a printed circuit board having a thickness of 0.2 mm or less. Therefore, the printed circuit board is excellent in dielectric characteristics, electrical insulation resistance between through holes, and its long-term reliability, and superior also in flexibility. Consequently, the printed circuit board is applicable to any use such as a high-frequency circuit.

Abstract: A method for enhancing insulation materials without increasing the weight, thickness or density of the materials is disclosed, which includes adding to the materials an amount, effective for the purpose, of a metal-coated staple fiber, filament fiber or fabric.

Abstract: Prepregs for an electronic support comprising: (a) a matrix material; and (b) at least one non-degreased fabric comprising at least one strand comprising a plurality of fibers, wherein at least a portion of the fabric comprises a coating which is compatible with the matrix material, and wherein the at least one strand has a shape factor of greater than 1, measured in the warp direction or the fill direction of the at least one non-degreased fabric. Laminates for an electronic support comprising: (a) a matrix material; and (b) at least one non-degreased fabric comprising at least one strand comprising a plurality of fibers, wherein at least a portion of the fabric comprises a coating which is compatible with the matrix material, and wherein the at least one strand has a shape factor of greater than 1, measured in the warp direction or the fill direction of the at least one non-degreased fabric. Electronic supports and electronic circuit boards comprising at least one prepreg or at least one laminate.

Abstract: A sheet material is useful as a waterproof underlayment for a roof of a structure. The sheet material has upper and lower surfaces and comprises a web of reinforcing mat comprising fire-resistant fibers and a continuous non-porous matrix of water-resistant modified bitumen saturating the web of reinforcing mat, wherein the modified bitumen is self-adhesive.

Abstract: A semiconducting floor covering which consists of a layer (2) of conductive material parallel to the surface of the covering and at least one layer (1, 3) of polyvinyl chloride based material adhered to the layer of conductive material. As plasticizer for the polyvinyl chloride in the floor covering, 2-ethyl hexyl diphenyl phosphate and aliphatic ester compound has been used or these two combined so that per 100 parts of polyvinyl chloride it contains 39-80 parts of plasticizer. It further contains 1-250 parts of talc and/or ATH as filler.

Abstract: An improved electrical insulation tape is formed from a sheet of fiberglass cloth having a layer of thermoplastic resin bonded thereto. The thermoplastic resin layer is applied to the fiberglass sheet by melting the resin while contacting the fiberglass, and then the composite is cooled to bond the two components together. The composite sheet is then slit into tapes with substantially no unraveling of the fiberglass component at the slit edges of the tapes. The resultant tapes are easily wrapped on, and adhered to, conductors, such as magnet wire, or the like, by remelting and resolidifying the thermoplastic layer. The tape possesses excellent dielectric properties and heat dissipation properties. Alternatively, the fiberglass sheet may be impregnated with the melted thermoplastic component whereby a composite, rather than a relatively definitive two layer laminate, is formed.

Abstract: Textile elements made of fibres which contain from 40% to 99.9% silicon dioxide and are coated with a silicone-containing emulsion are disclosed. The emulsion includes an anionically stabilized hydroxylated polydiorganosiloxane contains two hydroxyl groups which are linked with silicone by molecule and colloidal silica. The textile elements demonstrate considerable wear resistance. Methods of preparing the same are also disclosed.