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| Number | Title | Issue Date |
| 7354541 | Method and device for making mineral fiber felts The subject of the invention is a unit for manufacturing felts (6) which are formed from crosslinked mineral fibers, comprising at least one pair of conveyors formed by a lower conveyor (11) and an upper conveyor (12) which are placed opposite e... | 04/08/2008 |
| 7267782 | Two-part combination of compositions for forming substantially colorless thermoplastic reinforcements A two-part sizing composition including a precursor size composition and a binder composition, the binder composition being substantially free of any aminosilane coupling agent for is provided for the production of reinforcing fiber materials that exhibit little or ... | 09/11/2007 |
| 7083855 | Continuous filament mat binder system A binder slurry for a continuous filament mat used in a phenolic pultrusion system comprising a phenolic compatible silane, a non-ionic surfactant, a defoamer, water, an organic acid and a bisphenol epoxy powdered resin having a thermally active dicyandiamide cross-... | 08/01/2006 |
| 7069628 | Method, installation for the production of mats and use associated therewith A plant for the manufacture of mats formed of continuous yarns originating from bobbins and thrown onto a conveyor belt. The plant includes at least one bobbin supported on a spindle, a guide for guiding a fiber bundle leaving the bobbin, a mechanism for pulling the... | 07/04/2006 |
| 6939386 | Filter medium for air filter and method for its production A filter medium for an air filter, characterized in that it comprises a filter material having a glass fiber as its primary component and an alkyl ketene dimer adhered to the surface of the glass fiber; and a method for producing the filter medium which comprises a ... | 09/06/2005 |
| 6322888 | Method for producing sized glass fibers and resulting products A process for producing sized glass yarns, which entails: a) drawing streams of molten glass from orifices located at a bottom of one or more dies, in a form of one or more fans of continuous filaments, b) assembling the filaments into one or more moving supports, ... | 11/27/2001 |
| 6185962 | Method for forming pre-impregnated fibers suitable for processing into a composite article A method is disclosed for forming coated fibers suitable for making a composite article. A plurality of fibers are coated with an aqueous- or non-aqueous-based chemical treatment containing a curable resin such that the resin on the fibers is in a partial... | 02/13/2001 |
| 6185963 | Fiber strand package having a size with low solvent content The invention relates to a process for manufacturing continuous a glass fiber strand. The process consists in depositing on the glass filaments which are in the process of being drawn a sizing composition consisting of a solution of which the solvent cont... | 02/13/2001 |
| 6131416 | Bubble prevention in coating of filaments A method for high velocity coating optical fibers includes passing a fiber with diameter l at velocity V through a coating container to which liquid coating material with viscosity μ is supplied under pressure p. Unwanted bubble formation in the coating ... | 10/17/2000 |
| 6099910 | Chemical treatments for fibers In one general aspect, the invention involves applying a chemical treatment to fibers, such as reinforcing fibers suitable for making a composite article, so as to size and/or preimpregnate the fibers. The chemical treatment has a relatively low viscosity... | 08/08/2000 |
| 6044665 | Method for coating an optical fiber A method for coating an optical fiber (1) has the optical fiber (1) exiting the longitudinal direction through a coating nozzle (10) from a volume (11) which is filled with a liquid hardenable coating material (6). The surface of the fiber is spaced from ... | 04/04/2000 |
| 5914080 | Method and apparatus for the in-line production and conversion of composite strand material into a composite product A method and apparatus is provided for the in-line production of composite strand material and the conversion of at least a portion of the strand material into a composite product. The apparatus (10) includes a combining station (48) where glass fibers (1... | 06/22/1999 |
| 5698000 | Process for manufacturing sized glass strands The invention relates to a process for manufacturing continuous a glass fiber strand. The process consists in depositing on the glass filaments which are in the process of being drawn a sizing composition of which the solvent content is less than 5 wt % o... | 12/16/1997 |
| 5662776 | Glass fiber non-woven fabric, a method of producing glass fiber non-woven fabric and a method of producing a laminate Glass fiber non-woven fabric for base material of a laminate comprising binder binding glass fibers to each other, said binder including a reactant product formed by reacting a solution of tri-functional epoxy resin, bi-functional epoxy resin and tri-ethy... | 09/02/1997 |
| 5611836 | Method of producing sized glass strands The invention relates to a method of producing glass strands, the method comprising coating glass strands with a heat-polymerizable composition constituted by a solution with a solvent content of less than 5% by weight and a viscosity of less than 400 cP,... | 03/18/1997 |
| 5593736 | Process for manufacturing a fiber reinforced optic microcable with a UV cured resin The invention provides a process for fabricating a fiber optic microcable mposed of materials having properties which facilitate its manufacture. The microcable is comprised of an optical fiber core, a buffer surrounding the core, and a protective sheath ... | 01/14/1997 |
| 5425796 | Method of and an apparatus for forming a composite thread including stretching of thermoplastic filaments A method and apparatus for producing a composite thread formed by the association or blending of continuous glass filaments and continuous filaments thermoplastic organic matter. The thermoplastic filaments are, while in the form of a sheet, blended with ... | 06/20/1995 |
| 5395574 | Method for the production of a composite product by moulding A method of moulding, notably injection or compression moulding, of a composite product from an impregnation paste based upon thermosetting resin or resins and a reinforcement of glass threads, by supplying the moulds with an impregnation paste and reinfo... | 03/07/1995 |
| 5387468 | Size composition for impregnating filament strands An aqueous size composition for glass fibers is disclosed which includes a thermoplastic polymer resin powder, a coupling agent, and fugitive processing aids, such as binders or film formers. The composition is applied to the glass fiber surfaces during t... | 02/07/1995 |
| 5352392 | Process for manufacturing a continuous thread by mechanical drawing In the manufacture of a continuous thread coated with a mixture which reacts to ultraviolet radiation, a large number of continuous filaments are formed by mechanically drawing a large number of molten thermoplastic material streams flowing from openings ... | 10/04/1994 |
| 5342424 | Method of forming composite of glass fibers of various filament diameters into a fibrous mat A method of forming a fibrous composite that includes forming first and second layered groups of fibers extending in side-by-side relation; and passing gas such as air through the groups of fibers to effect controlled reduction in overall thickness of the... | 08/30/1994 |
| 5328494 | Method of forming a preform by precoating glass fibers prior to chopping and preforming A process for producing a preform (44) includes pretreating roving by submerging it in a tank (18) and cooling the binder (20) on the glass fibers before the glass fibers are chopped. The fibers and solidified binder are then chopped and deposited onto a ... | 07/12/1994 |
| 5324337 | Method for producing fiber product A fiberglass product usable as an end product or an intermediate product is formed as a pack in a forming station but only 1/7th of the conventional quantity of binder is applied. After curing to a self-sustaining form, additional binder is added at a loc... | 06/28/1994 |
| 5178657 | Binder and binder-based size for mineral fibers A method of sizing insulating glass fibers, comprising: preparing glass fibers by a high temperature aerodynamic procedure in which glass fibers are drawn out by a gas current and collected in a hood; spraying a size diluted in water onto said glass fiber... | 01/12/1993 |
| 5143781 | Anisotropic continuous strand mats We have developed a new pattern for continuous strand fiberglass mat which gives improved torsional rigidity to the molded structure. The pattern is basically an elongated elliptical loop where the strands lay on the conveyor and look like lazy whirl form... | 09/01/1992 |
| 5123949 | Method of introducing addivites to fibrous products A process for introducing additive particles to extruded fibers during production of the fibers. Particles are directed into a moving stream of fibers during or after the fiber attenuation process. The movement of the fibers intermingles the particles wit... | 06/23/1992 |
| 5096645 | Method of forming reinforced thermoplastic members Extruded thermoplastic members, particularly structural members, are reinforced by longitudinally extending pre-stressed elements, such as filaments or matting. The elements, while under tension, are drawn into an extrusion crosshead die forming the therm... | 03/17/1992 |
| 5075353 | Fiber-reinforced thermosetting resin molding material and method for production thereof This invention relates to a molding material composed of a liquid thermosetting resin composition containing styrene monomer as a cross-linking component thereof and chopped glass fiber strands which can give a large molded product having high impact stre... | 12/24/1991 |
| 5051122 | Method and apparatus for manufacturing continuous fiber glass strand reinforcing mat The subject matter of this invention relates to a method and apparpatus for making mats of continuous glass fiber strands in which a heated calendering roll and continuous belt are used to compact the mat, expel excess noisture, melt, and/or cure resin pr... | 09/24/1991 |
| 5007947 | Method for the manufacture camera mirror-drum A camera mirror-drum with good precision and strength comprising a molded part in which glass fibers with an aspect ratio of 3-7 are dispersed in a resin at the overall proportion of 35-40% by weight, and a method and an apparatus for the manufacture of t... | 04/16/1991 |
| 4992227 | Process for obtaining a mineral fiber based surfaced panel A process for manufacturing mineral wool products according to which the mineral wool is collected to form a mattress on a conveyor belt, carried to a conforming and binder polymerizing chamber consisting of two complementary calibrating and transport con... | 02/12/1991 |
| 4932108 | Process for high speed bulking of glass fiber strands A bulking process for glass fiber strands is provided which allows for increased bulking speed while reducing any decrease in the tensile strength of the bulked glass fiber strand yarn. The process involves conveying treated glass fibers having one or mor... | 06/12/1990 |
| 4853021 | Process and apparatus for producing coated single twist glass yarns A process for producing coated, single twist glass yarns which comprises drawing a plurality of fibers formed from fibers of molten glass, applying to the fibers a sizing comprising a thermoplastic, thermosetting or photosetting composition, gathering the... | 08/01/1989 |
| 4830989 | Alkali-resistant glass fiber A continuous, monofilamentous, alkali-resistant glass fiber especially useful in cementitious products is conveniently prepared from a glass-forming composition comprising a magnesium silicate such as talc and a calcium carbonate such as limestone. Either... | 05/16/1989 |
| 4762751 | Flexible, chemically treated bundles of fibers, woven and nonwoven fabrics and coated bundles and fabrics thereof More flexible bundles of high modulus, low elongation fibers are provided by the impregnated bundles of the present invention. The flexible bundle of fibers comprise a plurality of fibers having a first treatment of a moisture-reduced residue of an aqueou... | 08/09/1988 |
| 4762750 | Flexible, chemically treated bundles of fibers and process More flexible bundles of high modulus, low elongation fibers are produced by the impregnated bundles and process of the present invention. The flexible bundle of fibers comprise a plurality of fibers having a first treatment of a moisture-reduced residue ... | 08/09/1988 |
| 4744810 | Process for forming fiber mats Fiber mats formed by attenuating molten streams of attenuable mineral material by subjecting the streams to the action of a hot attenuating gas blast. The gas blast induces gas from the surrounding atmosphere, and the combined blast and induced gas formin... | 05/17/1988 |
| 4681805 | Strands of chemically treated glass fibers having a reduced tendency to give gumming deposits Strands of starch-oil chemically treated glass fibers can have improved performance in high humidity environments. Such strands have a sole starch, film-former modifier which is a poly(oxypropylene) organic alcohol. Starch-oil sizings for treating glass f... | 07/21/1987 |
| 4659353 | Method of making birefringent optical fibers The method uses a raw-material and dopant-deposition technique, which requires vapor-state reactants and thermal sources for producing a temperature gradient suited to obtain a circularly and radially varying refractive-index profile in the supporting tub... | 04/21/1987 |
| 4594086 | Method and apparatus for distribution of fibres in a felt The present invention relates to the formation of fibre felts which are produced on centrifugation wheels, the material to be fiberized being conducted to the periphery of these wheels from the outside thereof, and the fibres being carried by gaseous curr... | 06/10/1986 |
