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| Number | Title | Issue Date |
| 7886562 | Method for the production of glass threads coated with a thermofusible size and products resulting therefrom The present invention relates to a process for producing glass strands coated with a hot-melt size, whereby molten glass streams, flowing out of orifices located in the base of one or more bushings, are drawn in the form of one or more sheets of continuous filaments... | 02/15/2011 |
| 7419721 | Sizing composition and glass fiber reinforced thermoplastic resin The present invention is directed to sizing compositions for glass fibers and glass fiber reinforced thermoplastic resins. The sizing composition comprises a maleic anhydride copolymer. Thermoplastic polyamide resin articles reinforced with glass fibers at least par... | 09/02/2008 |
| 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 |
| 7129289 | Hydrolization resistant sizing composition A two-part sizing composition that imparts improved resistance to hydrolysis of reinforced composites including a size composition and a binder composition is provided. The size composition may include one or more coupling agents, one or more lubricants, and at leas... | 10/31/2006 |
| 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 |
| 7011133 | Molten aluminum filtration A filter material for molten aluminum, the material subsequently dissolvable in molten aluminum to recover aluminum captured therein. ... | 03/14/2006 |
| 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 |
| 6837074 | Method of measuring the twist imparted to an optical fibre and procedure for processing an optical fibre using this method A method of measuring the twist imparted to an optical fibre includes the steps of advancing the optical fibre in a predetermined direction and at a predetermined velocity, imparting to the optical fibre, during the step of advancing, a twist about its axis, measuri... | 01/04/2005 |
| 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 |
| 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 |
| 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 |
| 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 |
| 6030664 | Biconic coating die for making coated optical fibers A method and apparatus for high velocity dual coating optical fibers includes passing the fiber to be coated through an entrance die into a coating reservoir, to which liquid coating material is supplied under pressure. The diameter of the die passage and... | 02/29/2000 |
| 5961685 | Apparatus for applying a generally uniform sizing composition to glass fibers A sizing applicator is provided for applying a coating of sizing composition to glass fibers. The sizing applicator includes a housing and a roll applicator which is rotatably coupled to the housing. The housing has a supply port adapted to receive sizing... | 10/05/1999 |
| 5916679 | In-line processing of continuous glass fibers with thermoset solution epoxy A method is disclosed for forming pre-impregnated fibers suitable for making a composite article. A plurality of fibers (14) are pre-impregnated with about 50% by weight of an aqueous-based chemical treatment containing a curable resin, and then contacted... | 06/29/1999 |
| 5843231 | Apparatus for bubble stripping and coating a fiber A bubble stripping and coating apparatus for stripping entrained gas from the surface of a fiber, then coating the fiber with a coating material having a bubble stripping and coater body and a die assembly. The bubble stripping and coater body has a bubbl... | 12/01/1998 |
| 5810902 | Method and apparatus for making air products In a process of making gas laid products by entraining particles including fibers at least partially coated with a binder in a gaseous stream, passing the stream through a forming chamber and through a permeable collecting surface where the particles incl... | 09/22/1998 |
| 5795365 | Method of producing and treating glass threads by blowing dried air across coated fibers A thread is formed of one or a plurality of fans of continuous filaments on which a sizing composition is deposited. The moisture content on the thread is controlled by subjecting the fans of filaments to a current of air transversely to the direction of ... | 08/18/1998 |
| 5779758 | Method and apparatus for forming continuous glass fibers An apparatus is provided for producing a glass fiber package. The apparatus includes a heated bushing for supplying streams of molten glass to be drawn into continuous fibers, a rotatable member adapted to draw the streams into fibers and to wind the fibe... | 07/14/1998 |
| 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 |
| 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 |
| 5416880 | Optical fibre coatings and method for producing same The use of an ethylenically-terminated urethane oligomer for the provision of a radiation-cured coating material of an optical fiber, the urethane oligomer being derived from reactants which include a hydroxyl-terminated polyester polyol having dimer acid... | 05/16/1995 |
| 5312687 | Size composition for impregnating filament strands with a liquid crystal polymer and the strands produced thereby A glass fiber strand impregnated with a liquid crystal polymer and an aqueous slurry composition useful for producing the liquid crystal polymer impregnated glass fiber strand are disclosed. The aqueous slurry composition includes a liquid crystal polymer... | 05/17/1994 |
| 5268015 | Process for the reception of mineral fibers The invention relates to the reception of fibers under fibering machines to obtain a mat of mineral wool. It proposes assigning to each fibering machine its own collecting zone, the surfaces of the collecting zones increasing in the direction of the incre... | 12/07/1993 |
| 5258227 | Chemically treated glass fibers with improved reinforcement properties Chemically treated fibers of glass, carbon or polyamide have a treatment incorporating a copolymer or terpolymer with (vinylpyrrolidone-acrylate or acrylic moieties. In addition the treatment can have at least one film forming polymer, at least one organi... | 11/02/1993 |
| 5240527 | Method of producing encapsulated fibrous insulation blanket A method of manufacturing a fiber glass blanket encapsulated within an air-permeable sheet on one major face and a non-porous film extending over the other major face and the two side edges. The film is applied by being wrapped around the edges of the bac... | 08/31/1993 |
| 5100450 | Method and apparatus for producing fibers A method and apparatus for expanding the fiber column produced by a rotary fiber glass manufacturing unit. A rotating bell-shaped shell is mounted beneath the rotary disc of the manufacturing unit so that the lower portion of the shell is in the path of t... | 03/31/1992 |
| 4964891 | Programmably controlled fiber glass strand feeders and improved methods for making glass fiber mats The specification of the instant invention discloses improvements in methods for making various types of mats of fiberous material. In particular, the improvements relate to methods for making continuous fiber glass strand mats using reciprocating strand ... | 10/23/1990 |
| 4908297 | Coating compositions Coating Compositions Photocurable coating compositions useful for coating optical glass fibres comprising: (a) a polyethylenically unsaturated polyurethane derived from a polyol having pendent fluoroalkyl groups; (b) an ethylenically unsaturated monomer which ... | 03/13/1990 |
| 4898770 | Process for producing preformable continuous strand mats using a mixture of thermosetting and thermoplastic resin A process for forming a continuous strand preformable mat is disclosed which consists of applying a binder matrix material which includes a thermosetting polyester binder material and a thermoplastic polyester binder to the continuous strand mat. The mat ... | 02/06/1990 |
| 4869932 | Use of low molecular weight water-soluble anionic polymers as blocking agent for fiberglass sizing A method of preventing the interaction of cationic softeners coated upon the surfaces of glass fibers with anionic polymers contained in aqueous baths used in forming the glass fibers into mats which comprises treating the fiber with at least 3 parts per ... | 09/26/1989 |
| 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 |
| 4822525 | Process for preparing a cartridge for disposal of a radioactive waste liquid A process for preparing a cartridge for disposal of a radioactive waste liquid, which comprises filling glass fibers in a mold, heat-treating the fibers for partial fusion and molding them into a molded product of a predetermined shape, wherein at least o... | 04/18/1989 |
| 4798615 | Process for making a filter for molten metal having a high melting point A filter for molten metal having a high melting point is in the form of a net woven of glass yarns formed by twisting a multiplicity of glass fibers together. The glass fibers contain at least 75 wt. % of SiO2 and are thermally cured at a therm... | 01/17/1989 |
| 4766030 | Oxonated poly(alkylene oxide) surface treatment agents An oxonated poly (alkylene oxide) substantially devoid of hydrocarbon chains of 5 or more carbon atoms is used to treat substances bearing negative electrostatic charges, so as to reduce such charges without rendering the substance hyrophobic. In this man... | 08/23/1988 |
| 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 |
| 4693913 | Method and apparatus for the loss-free introduction of binding agents into mineral wool fleeces The invention relates to the manufacture of mineral fiber products or similar fibrous materials, in which fleece formation occurs in a continuous process in a fiber collecting chamber and in which, in order to obtain specific strength characteristics, the... | 09/15/1987 |
| 4608304 | Glass fibers coated with aqueously dispersed coating compositions The present invention is directed to a process for coating glass fibers by (1) applying an aqueously dispersed, heat-curable coating composition containing (a) a water-dispersible epoxy resin component containing external and/or chemically incorporated non-ion... | 08/26/1986 |
