| Entries |
| Document | Title | Date |
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| 20080233341 | Special Aminoalkylsilane Compounds as Binders for Composite Materials - The present invention relates to composite materials based on (a) at least one cellulose- or lignocellulose-containing material and (b) at least one aminoalkylsilane of the formula (I) R | 09-25-2008 |
| 20080241464 | Stable Fiber Laminate, and Method and Device for the Production Thereof - The invention relates to a fiber laminate comprising two supporting fleeces and an absorptive fiber material which is disposed between the two supporting fleeces and is strengthened by means of a hydroentanglement process. Also disclosed are a method and a device for producing such a fiber laminate. The inventive fiber laminate is provided with sufficient stability against delamination and great absorptive capacity. Zones with absorptive fiber material and zones in which the two supporting fleeces are in direct contact with each other are provided between the two supporting fleeces across the area of the fiber laminate such that zones are created in which the two supporting fleeces forming the outer layers are directly connected to each other | 10-02-2008 |
| 20080248235 | Carbon nanotube film structure and method for fabricating the same - A carbon nanotube film structure includes at least two overlapped carbon nanotube films, with adjoining films being aligned in different directions. Each carbon nanotube film includes a plurality of successive carbon nanotube bundles aligned in the same direction. The carbon nanotube structure further includes a plurality of micropores formed by/between the adjoining carbon nanotube bundles. A method for fabricating the carbon nanotube film structure includes the steps of: (a) providing an array of carbon nanotubes; (b) pulling out, using a tool, one carbon nanotube film from the array of carbon nanotubes; (c) providing a frame and adhering the carbon nanotube film to the frame; (d) repeating steps (b) and (c), depositing each successive film on a preceding film, thereby achieving at least a two-layer carbon nanotube film; and (e) peeling the carbon nanotube film off the frame to achieve the carbon nanotube structure. | 10-09-2008 |
| 20080292839 | Electrospun Apatite/Polymer Nano-Composite Scaffolds - An artificial bone composite structure is provided. This structure includes a fibrous matrix that itself includes a plurality of fibers. Also, the structure includes a plurality of hydroxyapatite (HA) particles. These particles are dispersed within the fibrous matrix. Also, the HA particles have controlled size and aspect ratios and are aligned along long axes of the fibers. In some instances, the fibers include poly-(L-lactic acid) (PLLA). | 11-27-2008 |
| 20090004430 | Reinforced elastomeric configuration tailored to meet a user's requirements for protecting a structure and a structure comprised thereof - A prophylactic system that reduces or eliminates damage to resources on the side of a structure opposite the side on which a dynamic force is imposed. The system comprises an elastic membrane or sheet, with reinforcement of a toughness tailored to a user's requirements incorporated in the membrane and an adhesive for installation. In one embodiment, the reinforcement is comprised of bundles of fibers aligned in a scrim comprising warp fiber bundles and weft fiber bundles arranged so that fiber bundles are non-parallel to each axes defining the length and the width of the membrane. The fiber bundles are aligned to create spacing between each fiber bundle and an adjacent parallel fiber bundle. An adhesive is used to affix the reinforced membrane to the side of the structure away from the expected force. No protective gear specific to application or use of the adhesive is required to install the system. | 01-01-2009 |
| 20090011175 | ADVANCED GRID STRUCTURE - Provided is an advanced grid structure having high strength and low thermal expansion characteristics. The advanced grid structure includes: a first grid side group extending in the same direction as a first tape prepreg group and constituting a side of a grid group; a second grid side group extending in the same direction as a second tape prepreg group and constituting a side of the grid group; and a third grid side group extending in the same direction as a third tape prepreg group and constituting a side of the grid group, in which: a structure ratio of the advanced grid structure is larger than 0 and 0.107 or less, the structure ratio being obtained by dividing a grid side width by an interval between a center point of a region where the second grid side group and the third grid side group cross each other and a center of a region which is closest to the region where the second grid side group and the third grid side group cross each other, and where the second grid side group and the third grid side group cross each other; and the carbon fibers have a tensile modulus of elasticity of 280 GPa or more and 330 GPa or less. | 01-08-2009 |
| 20090022940 | METHOD FOR PRODUCING A FOLDED CORE STRUCTURE AND PRE-IMPREGNATED SEMI-FINISHED FIBRE COMPONENT - The present invention relates to a method for producing a folded core structure, particularly in the aerospace field, comprising the following steps: Initially a low-cross-linked, pre-impregnated semi-finished fibre component is provided. Subsequently heat is brought into predetermined regions of the pre-impregnated semi-finished fibre component, particularly using a laser, so as to highly cross-link the resin matrix in predetermined regions and so as to consequently generate a pattern of low-cross-linked and high-cross-linked regions in the semi-finished pre-impregnated fibre component. In a further step, of the method the pre-impregnated semi-finished fibre component is folded along the low-cross-linked regions that serve as hinges. Hereupon, the folded, pre-impregnated semi-finished fibre component is cured to the folded core structure. Compared to the known embossing method, in the method according to the invention an extensive tool for supporting the pre-impregnated semi-finished fibre component after the folding is advantageously omitted. Moreover, using the method according to the invention also tissue-like semi-finished fibre components can be processed to folded core structures. | 01-22-2009 |
| 20090041974 | Compound Contoured Composite Beams and Fabrication Methods - Structural components are disclosed that are fabricated from unidirectional carbon fiber composite materials into compound contour profiles along a longitudinal axis thereof without wrinkling of composite material plies oriented in various directions relative to the longitudinal axis. Methods of stacking, sequencing, and applying the material plies to fabricate the components are also disclosed. | 02-12-2009 |
| 20090081409 | TWO-DIMENSIONAL TEXTILE MATERIAL, ESPECIALLY TEXTILE FABRIC, HAVING SHRINK PROPERTIES AND PRODUCTS MANUFACTURED THEREFROM - A heat-shrinkable planar textile material with a plurality of yarn systems forming the planar textile material, wherein the planar textile material having at least one heat-shrinkable plastic yarn. The planar textile material is suitable for producing furniture elements, especially seating furniture elements, preferably backrests and/or seat elements, decorative elements, hollow channels, automotive accessories, and the like, wherein the heat-shrinkable planar textile material can be mounted on a carrier structure and then heat shrunk. | 03-26-2009 |
| 20090092785 | Method for Producing a Composite Material with Low Density and High Toughness - A method for producing a composite material comprising at least one cold bonding phase of a plastic material with a prepreg material, and a subsequent phase of heating the semifinished product obtained to a temperature close to the glass transition temperature of the plastic material and able to induce the cross-linking of the impregnating resin present in the prepreg material. | 04-09-2009 |
| 20090098331 | METHOD OF PRODUCING A FIBROUS LAYER FOR THE MANUFACTURE OF A PREFORM OF A COMPOSITE PART - The invention provides a method of making a fiber ply for forming a preform of a composite part in the form of a body of revolution having a non-developable surface, the method being characterized in that it comprises the steps consisting in: | 04-16-2009 |
| 20090104397 | Paper Sheet and Paper Sheet Bonding Method - [PROBLEMS] To bond a paper sheet containing no thermally fusible component with sufficient strength without forming a through hole, deteriorating texture and increasing the material cost. | 04-23-2009 |
| 20090104398 | COMPOSITE ARTICLE HAVING REINFORCING FIBERS ORIENTED TO SUPPRESS OR DELAY PLY SPLITTING - A composite article comprises a plurality of reinforcing fibers embedded in a matrix. The fibers have a fiber orientation of ±α with respect to an axis of loading, where α=2 to 8 degrees to suppress or delay ply splitting. | 04-23-2009 |
| 20090110872 | Composite Laminate Having An Improved Cosmetic Surface And Method Of Making Same - A composite laminate includes a plurality of sheets of prepreg stacked one over another, and a scrim layer provided on an exterior surface of the sheets of prepreg. Each prepreg sheet is formed of fibers preimpregnated with resin. The scrim layer and the sheets of prepreg form a composite laminate whereby the scrim layer constitutes an outer, exposed surface of the composite laminate. The scrim layer may be a nonwoven carbon or glass fiber scrim that has absorbed resin from the sheets of prepreg. A method of making a composite laminate includes placing into a mold a scrim and a plurality of sheets of prepreg, with the scrim extending between an exterior surface of the sheets of prepreg and an inner surface of the mold; forming a composite laminate whereby the scrim is adhered to the sheets of prepreg; and removing the composite laminate from the mold. An outer layer of the composite laminate includes the scrim. | 04-30-2009 |
| 20090123693 | Fiber Reinforced Plastic Composites and Method and Apparatus for Making - A new product is made by an improved pultrusion method including the use of repetitiously moved cooled consolidation plates by the action of which excess plastic resin is allowed to escape from the sides and wherein the flow of plastic carries and shapes transverse reinforcing fibers to curve along the edge of the product preventing delamination of the product. The repetitiously moved consolidation plates provide a more accurately dimensional product and require less pultrusion drawing force than the usual cup and plunger pultrusion die. | 05-14-2009 |
| 20090130376 | UNIDIRECTIONAL FIBER MATERIAL AND FABRICATION METHOD - A unidirectional fiber material. An illustrative embodiment of the unidirectional fiber material includes a plurality of unidirectional reinforcing fibers, an unbound section provided along the reinforcing fibers and generally free from fill-binding material, a first bound section having a fill-binding material provided along the reinforcing fibers on a first side of the unbound section and a second bound section having a fill-binding material provided along the reinforcing fibers on a second side of the unbound section. A method of fabricating a unidirectional fiber material is also disclosed. | 05-21-2009 |
| 20090130377 | Natural Fibre Thermoset Composite Product and Method For Manufacturing the Same - A natural fibre thermoset composite product of high tensile strength, high compressive strength, high cross breaking point, high water absorption properties and a method for producing the same. The product comprises bamboo and jute fibre, resins, fillers and additives wherein bamboo and jute are present in the ratio of 1:99 to 99:1 as reinforcement material. The method of manufacture of natural fibre thermoset composite product of high tensile strength, high compressive strength, high cross breaking point, high water absorption properties comprises forming slurry with resin solution, fillers and optional additives; impregnation of bamboo and jute provided in a ratio of 1:99 to 99:1 as reinforcement material into the slurry; drying said impregnated bamboo and jute composite in oven at temperature of 100° C. to 200° C.; cutting said impregnated and dried bamboo and jute composite into required size; said impregnated dried cut pieces of bamboo and jute composite multilayered according to require thickness and pressed in the hydraulic press at a pressure 1 to 3 tons per square inches for a definite period at a defined temperature. The composite product is adapted to be used as floor board, paneling sheet, roofing material and the like. | 05-21-2009 |
| 20090136707 | Metal-Based Composite Material Containing Both Micron-Size Carbon Fiber and Nano-Size Carbon Fiber - An object of the present invention is to provide a metal-based carbon fiber composite material that exhibits an improved thermal expansion coefficient and an improved thermal conductivity, and is smaller in weight. The metal-based carbon fiber composite material of the present invention comprises a metal and a carbon fiber comprising a micron carbon fiber and a nanofiber; the composite material having a first surface; the micron-size carbon fiber being oriented in one direction parallel to the first surface of the composite material, and being continuous from one end to the other end; at least 80% of the nanofiber being oriented at an angle within 30° with respect to the first surface; and the nano-size carbon fiber being oriented randomly in a plane parallel to the first surface. In the metal-based carbon fiber composite material, a surface region thereof may comprise a smaller amount of the micron carbon fiber than that in another region, or comprise no micron carbon fiber; and the nanofiber may have an orientation parallel to the surface of the composite material. The present invention provides a method for producing these composite materials. | 05-28-2009 |
| 20090136708 | Composite Structure Of Composite Substrate And Plastic Material - A composite structure of a composite substrate and a plastic material is provided. The composite structure is fabricated by a method including the steps of: preparing a plurality of fiber layers weaved in different directions and laminating the fiber layers to configure a stack; soaking the stack in a resin, and drying the soaked stack to obtain a composite substrate; conducting a compression molding process to the composite substrate to achieve a predetermined shape; putting the compression molded composite substrate in a mold of a plastic injection molding machine; injecting a melting plastic material obtained from plastic particles melted by an extrusion machine into the mold, for combining with the composite substrate; and water cooling for hardening the combination, thus achieving a product of the composite structure. | 05-28-2009 |
| 20090148656 | Lamellar structure of food container - The present invention relates to a lamellar structure of food containers, which comprises a fiber layer and two biodegradable material layers adhering to two surfaces of the fiber layer, wherein the biodegradable material layer is formed by coating a biodegradable material precursor formula, which comprises a biodegradable polymer and a tenacity adjuster, wherein the tenacity adjuster includes a biological molecule and a biodegradable polymer precursor, water or mixtures thereof, and the tenacity adjuster is heat treated. | 06-11-2009 |
| 20090155522 | Lightweight thermoplastic composite including bi-directional fiber tapes - A lightweight fiber reinforced thermoplastic composite having an improved combination of flexural, impact, and heat distortion characteristics. The composite generally comprises a fiber reinforced thermoplastic core containing reinforcing fibers bonded together with a first thermoplastic resin in which the core has a first surface and a second surface and at least one first skin applied to the first surface. The first skin comprises one or more bi-directional continuous fiber tapes having a plurality of continuous fibers bonded together with one or more thermoplastic resins. The fibers in each first skin are arranged in a first principal direction and a second principal direction, with the fibers in each direction being aligned in a unidirectional orientation within the skin. The fiber reinforced composite of the invention includes embodiments wherein one or more tapes is utilized in which the bi-directional orientation of the continuous fiber tapes is present in at least one of the tapes, or is achieved through the use of two or more tapes having unidirectional continuous fibers. The invention is useful in the manufacture of automotive, rail, bus, marine, aerospace and construction articles in which the improved characteristics provide advantages over other materials utilized for such applications. | 06-18-2009 |
| 20090155523 | BALLISTIC SAFETY DEVICE - The present invention relates to a ballistic protection device. A device embodying the invention includes at least three layers of synthetic fabrics forming the reinforcements of one and the same piece obtained by resin-transfer molding, the middle layer made from a fabric including glass fibers crossed with carbon fibers. An embodiment of the invention applies, for example, to the protection of vehicles against ballistic-type attacks. | 06-18-2009 |
| 20090162603 | System and method of forming an article, and an article formed thereby - A method of forming an article from a plurality of fiber bundles comprising the steps of providing at least one supply of fiber bundles, the fiber bundles having bonding fibers, supplying the fiber bundles to an injector, sequentially injecting fiber bundles from the fiber bundle feed assembly to predetermined positions within a mold member, heating the fiber bundles within the mold member to facilitate the adhesion of bonding fibers to, in turn, integrate the fiber bundle into an article, and, removing the fiber bundles from the mold member. An article and a system for forming same is likewise disclosed. | 06-25-2009 |
| 20090162604 | Knitted Infusion Fabric - An infusion fabric is provided including at least one layer of directional reinforcement material knitted with a warp or raschel knitting having a gauge of between about 3 to about 14 and a density of between about 1 to about 10 stitches/cm. A yarn having a diameter of about 0.07 to about 0.5 mm is utilized for the stitching. | 06-25-2009 |
| 20090169804 | PRESS FABRIC FOR A MACHINE FOR THE PRODUCTION OF WEB MATERIAL AND METHOD TO PRODUCE SAID PRESS FABRIC - A press fabric for a machine for the production of web material, especially paper or cardboard, including a carrying structure and at least one layer of fibrous material, which is firmly bonded with the carrying structure, at least one layer of fibrous material containing polymeric material at least partially coating fibers of this layer with a polymeric film. | 07-02-2009 |
| 20090220731 | FIBROUS STRUCTURES - Fibrous structures that exhibit a Geometric Mean Elongation of greater than 15.8% as measured according to the Elongation Test Method are provided. | 09-03-2009 |
| 20090233044 | Carbon Fiber Composite Material, Product and Method - A carbon fiber composite material comprises a plurality of carbon fiber layers, each layer having a first set of carbon fibers aligned substantially parallel to the long axis of the fibers; and a resin covering at least a portion of the carbon fiber layers. The carbon fiber layers are stacked and laminated together; and at least two layers are disposed so that the first set fibers in the two layers have a relative angle of about 5-90° with each other. | 09-17-2009 |
| 20090263618 | METHOD FOR PRODUCING CONTOURED COMPOSITE STRUCTURES AND STRUCTURES PRODUCED THEREBY - A contoured composite structure is fabricated by laying up a composite charge that includes at least one ply formed by uni-directional fiber pre-preg ply segments having substantially constant widths. The ply segments are placed in side-by-side, overlapping relationship with their longitudinal centerlines aligned in a polar orientation related to the contour of the structure. The charge is formed into the shape of the structure and cured. | 10-22-2009 |
| 20090317585 | METHOD FOR PREPARING PRE-FORM MATERIALS - A pre-form and a method of preparing pre-forms are provided. The pre-forms comprise a resin and at least three layers of oriented fibre tows. The pre-forms comprise fibre tows instead of the traditional prepregs to enhance rearranging of resin and/or fibres during subsequent processing as well as provide greater freedom, a price reduction and/or a reduction of waste. The pre-forms may be formed three-dimensionally to enhance coupling to further pre-forms or other structures and/or to enhance shaping of the pre-form to a final three-dimensional shape. The method of preparation of pre-forms involves providing an adhesive between layers of fibres and providing a resin in contact with at least one of the layers of fibres. The resin is preferably provided in a non-continuous layer to allow for removal of gas at least partially in a direction orthogonal to the layers of resin. Advantageously, during manufacturing, the fibres are placed with an exact start and ending location, thereby avoiding waste. The pre-forms are suitable for preparation of composite structures like for example spars for wind turbine blades. | 12-24-2009 |
| 20090324878 | CMC ARTICLES HAVING SMALL COMPLEX FEATURES - A ceramic matrix composite (CMC) component for gas turbine engines, the component having fine features such as thin edges with thicknesses of less than about 0.030 inches and small radii of less that about 0.030 inches formed using the combination of prepreg plies layed up with non-ply ceramic inserts. The CMC components of the present invention replace small ply inserts cut to size to fit into areas of contour change or thickness change, and replace the small ply inserts with a fabricated single piece discontinuously reinforced composite insert, resulting in fewer defects, such as wrinkles, and better dimensional control. | 12-31-2009 |
| 20100015391 | COMPOSITE ARTICLE, A PROCESS FOR ITS MANUFACTURE AND USE - The invention relates to a composite article comprising a metal sheet of at least 0.25 mm thickness and at least two unidirectional sheets, with the metal in the metal sheet having a melting point of at least 350° C., whereby the unidirectional sheets comprise at least 2 mono-layers of unidirectional oriented high performance fibers, with the direction of the said fibers in a mono-layer is at an angle α to the direction of the fibers in an adjacent mono-layer. | 01-21-2010 |
| 20100028593 | PREPREG BASE MATERIAL, LAYERED BASE MATERIAL, FIBER-REINFORCED PLASTIC, PROCESS FOR PRODUCING PREPREG BASE MATERIAL, AND PROCESS FOR PRODUCING FIBER-REINFORCED PLASTIC - A prepreg base material includes reinforcing fibers arranged substantially in one direction and a matrix resin between the reinforcing fibers, wherein the prepreg base material has substantially throughout its entire surface incisions, each incision extending in a direction substantially crossing the reinforcing fibers, wherein substantially all of the reinforcing fibers are divided by the incisions, a length (L) of each of reinforcing fiber segments formed by the incisions is in the range of 10 to 100 mm, a thickness H of the prepreg base material is in the range of 30 to 300 μm, and a fiber volume content by Vf of the reinforcing fibers is in the range of 45 to 65%. | 02-04-2010 |
| 20100035016 | Process and Apparatus for the Production of a Structure, in Particular an Aircraft Structure, from a Fiber Composite Material - The invention concerns an apparatus and a process for the production of a structure from fiber composite material, comprising a mold tool for receiving material which can be joined to provide a structure, and a vacuum system for molding and fixing the structure, wherein the vacuum system has a flexible layer, in particular a separation film or separation layer and/or a tear-off film, and a vacuum film for covering the structure. In accordance with the invention the vacuum system is free from ventilation material and/or tear-off material at least at a portion which corresponds to a portion of the structure to be covered, in which a step extends. | 02-11-2010 |
| 20100040826 | Extrusion Bonded Laminates for Absorbent Articles - An absorbent article of the present invention may comprise a topsheet, an outer cover, and an absorbent core disposed therebetween. The outer cover may comprise an extrusion bonded laminate. The EBL may comprise a multi-layer coextruded elastomeric film and a nonwoven. The film may comprise a core layer, a first outer layer, and a second outer layer, wherein the core layer is between the first and second outer layers. The nonwoven may comprise fibers and/or filaments. The first outer layer may be non-adhesively joined to the nonwoven via extrusion coating. Further, the outer cover may be elastic to at least about 50% engineering strain. The nonwoven may have high chemical affinity for the first outer layer. The first outer layer may have a low chemical affinity for the core layer. And, the first outer layer may comprise an amount of draw down polymer greater than about 45 wt %. | 02-18-2010 |
| 20100040827 | NONWOVEN LOOP MEMBER FOR A MECHANICAL FASTENER - A loop member for a mechanical fastener comprises a nonwoven web, the nonwoven web having a pattern of intersecting bond lines. The pattern is characterized in that at least a portion comprises a first plurality of non-intersecting continuous bond lines and a second plurality of non-intersecting continuous bond lines, each non-intersecting continuous bond line of the first plurality intersecting each non-intersecting continuous bond line of the second plurality. The intersecting bond lines define unbonded pattern elements, each of the pattern elements being at least partially bounded by non-linear segments of the bond lines. The bond pattern for a nonwoven web is suitable for use as a loop member of a mechanical fastener. The bond pattern comprises intersecting bond lines having a uniform width and defining a number of bond pattern elements per unit area, wherein at least one of the bond lines is nonlinear, and wherein the ratio of contour to overall bonded area of the bond pattern is greater than a bond pattern comprising all straight lines having the same uniform line width and defining the same number of bond pattern elements per unit area. | 02-18-2010 |
| 20100055384 | Sandwich structure - The present invention provides a sandwich structure with a core element in honeycomb form and outer layers with carbon fiber and glass fiber layers, the glass fiber layers being applied to the outer sides of the sandwich structure. | 03-04-2010 |
| 20100080952 | PREFORM FOR MOLDING FIBER-REINFORCED RESIN BEAM, PROCESS FOR PRODUCING THE SAME, APPARATUS FOR PRODUCING THE SAME, AND PROCESS FOR PRODUCING FIBER-REINFORCED RESIN BEAM - A preform for the molding of a fiber-reinforced resin beam, the preform comprising: a reinforcing-fiber beam which has been formed from a reinforcing-fiber base made up of many reinforcing fibers and has a cross-sectional shape comprising at least one linear part and at least one curved part connected to the linear part; and a release sheet bonded and united through an adhesive resin to at least part of a surface of the reinforcing-fiber base along the lengthwise direction for the base. A process for producing a preform comprises: a step in which a continuous flat reinforcing-fiber base having a release sheet bonded and united to a surface thereof is shaped so that the cross-sectional shape of the base comes to have a curved part to thereby produce a preshaped object; and a preshaped-object uniting step in which the preshaped object is bonded and united to another preshaped object. | 04-01-2010 |
| 20100086728 | Fiber Composite Material and Sliding Board Core Made of a Fiber Composite Material Based on Wood Fiber Mats, Particularly for Skis or Snowboards - The invention relates to a fiber composite material, particularly for installation in skis or snowboards. Said fiber composite material is made of a maximum possible percentage of wood fibers, which are present cross-linked among each other in the form of mats with or without preferred orientation of the fibers, and in which the thermosetting or elastomer plastics are introduced. Due a definably high and particularly uniform wood fiber density of the mats, a homogeneous material having uniform mechanical properties is achieved, which however can also be modified in a targeted manner in various locations in the core. | 04-08-2010 |
| 20100092723 | NANO-SCALED GRAPHENE PLATE-REINFORCED COMPOSITE MATERIALS AND METHOD OF PRODUCING SAME - Disclosed are a nano-composite composition and a method of making such a composite that is composed of a matrix material and dispersed reinforcement nano-scaled graphene plates (NGPs) that are substantially aligned along at least one specified direction or axis. The method comprises: (a) providing a mixture of nano-scaled graphene plates (NGPs) and a matrix material in a fluent state; (b) extruding the mixture to form a filament wherein NGPs are aligned along a filament axis; (c) aligning a plurality of segments of the filament in a first direction, or moving the filament back and forth along a first direction and its opposite direction, to form a NGP-matrix filament preform; and (d) consolidating the preform to form the nanocomposite material. Also disclosed is a method of making a nano-composite fiber. | 04-15-2010 |
| 20100143643 | PROCESS FOR MAING HIGH-PERFORMANCE POLYETHYLENE MULTIFILAMENT YARN - The invention relates to a process for making high-performance polyethylene multi-filament yarn comprising the steps of a) making a solution of ultra-high molar mass polyethylene in a solvent; b) spinning of the solution through a spinplate containing at least 5 spinholes into an air-gap to form fluid filaments, while applying a draw ratio DR | 06-10-2010 |
| 20100209659 | CARBON-CARBON COMPOSITE - The invention relates to a preform for a carbon-carbon composite. The preform comprises a consolidated stack of two or more two-dimensional fibre layers having between the layers a carbon nanotube and/or nanofibre network. Carbon-carbon composites made from the preform have application in a wide range of fields, e.g. as friction discs in braking systems, especially aircraft braking systems. | 08-19-2010 |
| 20100233422 | Method, Coating Latex and Reinforcing Cord for Forming a Rubber Article by Extrusion or Moulding - A method for forming rubber articles, containing reinforcing strands, by extrusion or moulding, involves coating the reinforcing strands with a coating latex and drying the latex such that it remains uncured until the article containing the coated reinforcing strands is moulded or extruded. Improved adhesion between rubber matrix and reinforcing strands is obtained, particularly for filled rubber and EPDM rubber. Preferred coating latices and coated reinforcing cords for use with the method are also disclosed, the coating comprising a metal oxide, a maleimide crosslinking agent, a nitroso-compound, and halogenated rubber. | 09-16-2010 |
| 20100233423 | MOULDING MATERIALS - The invention provides moulding materials methodology for manufacturing such moulding materials, articles moulded from such materials, kits and methodology for moulding articles using said materials, the moulding materials comprising a fibrous material comprising continuous reinforcement fibres at least some of which are cut at least one point along their length. Continuous reinforcement fibres are generally unidirectional fibres, woven, knitted, braided or stitched fibrous materials. | 09-16-2010 |
| 20100233424 | COMPOSITE STRUCTURES EMPLOYING QUASI-ISOTROPIC LAMINATES - A composite laminate comprises a stack of unidirectional fiber reinforced composite plies arranged in a fiber orientation sequence providing the laminate with quasi-isotropic properties. | 09-16-2010 |
| 20100239810 | Polyolefin fiber reinforced rubber - Rubberized polyolefin fabrics, particularly rubberized polyolefin fiber containing fabrics and a method for vulcanizing rubber without melting or lowering the performance of the fibers. A plurality of fibrous layers are molded and rubberized under high pressures, producing fabrics having customized stiffness properties. | 09-23-2010 |
| 20100255248 | LAMINATE HAVING IMPROVED WEATHERABILITY - The invention relates to a process for the manufacture of a weather resistant laminate comprising a resin impregnated fibrous layer, preferably a resin impregnated decorative paper layer on a carrier layer. The invention further relates to laminates obtainable with the process according to the invention, to an intermediate laminate for use in the manufacture of the weather resistant laminate and to the use of said laminates. The process comprises the steps of providing a resin impregnated fibrous layer, curing the resin of the resin impregnated fibrous layer in a first curing step, wherein in said first curing step a contact pressure is applied to the resin impregnated fibrous layer, applying a resin coating layer on the at least partially cured resin impregnated fibrous layer, curing the resin of the resin coating layer in a separate second curing step and laminating the resin impregnated fibrous layer on at least one surface of a carrier layer before, during or after the first curing step, or laminating the cured and coated resin impregnated fibrous layer on at least one surface of a carrier layer before, during or after the second curing step. | 10-07-2010 |
| 20100260967 | Composite Laminated Product - Composite laminated product ( | 10-14-2010 |
| 20100266806 | ANTI-INTRUSION BEAM FOR VEHICLE DOOR ASSEMBLY - One exemplary embodiment of an anti-intrusion beam for a vehicle door assembly may include a composite material. The composite material includes a fiber reinforcement with multiple fibers. The fibers may be oriented at an angle ranging between about 35 and 55 degrees when measured with respect to a lengthwise dimension of the anti-intrusion beam. | 10-21-2010 |
| 20100272950 | Positive and negative poisson ratio material - A Poisson's ratio material includes a carbon nanotube film structure. The carbon nanotube film structure includes a plurality of carbon nanotubes. A first part of the carbon nanotubes are aligned a first direction, a second part of the carbon nanotubes are aligned a second direction. The first direction is substantially perpendicular to second direction. When the Poisson's ratio material is stretched or compressed substantially along the first or second direction, a Poisson's ratio value is negative. When the Poisson's ratio material is stretched or compressed in a direction having an angle of about 45 degrees with the first direction, the Poisson's ratio value is positive. | 10-28-2010 |
| 20100279059 | DEVICE FOR PRODUCING MOLDED PARTS FROM FIBER MATERIAL - A device for creating a three-dimensional molded part ( | 11-04-2010 |
| 20100279060 | COMPOSITE LAMINATE AND METHOD OF MANUFACTURE - A composite laminate is made by providing at least a first composite ply and a second composite ply, each having longitudinally oriented fibers in a thermoplastic matrix. The second composite ply is disposed on, and in transverse relation to, the first composite ply. Preferably, the second ply is disposed at 90° relative to the first ply. An article can be manufactured by providing a core material and applying a reinforcing material to a portion of the core material. The reinforcing material is a reinforcing composite ply or a composite laminate as described herein. Optionally, the core material is a prepreg that may be a composite laminate. | 11-04-2010 |
| 20100285269 | BASALT PARTICLE-CONTAINING COMPOSITIONS AND ARTICLES FOR PROTECTIVE COATINGS AND BALLISTIC SHIELD MATS/TILES/PROTECTIVE BUILDING COMPONENTS - It has been found that basalt particles, when combined with a resin binder and a reinforcing material, such as fiberglass, provide unexpected strength, fire-resistance, radiation impermeability, and projectile shielding for ballistic armor/shields, fire-resistant building panels, construction blocks and protective coatings on substrates. The armor panels can be worn, as in a bullet-proof vest, or can be used as a shield to protect a vehicle, aircraft or other structures as projectile penetration-resistant and fire and radiation resistant materials. | 11-11-2010 |
| 20110003111 | APPARATUS AND METHODS FOR FORMING COMPOSITE STIFFENERS AND REINFORCING STRUCTURES - A composite structure is provided. The structure includes at least one ply of preimpregnated material formed into a curved elongated member of continuous fibers onto a mandrel. The fibers have a select orientation. The curved elongated member has a length and a cross-sectional geometry that varies along the length. | 01-06-2011 |
| 20110045232 | COMPOSITE STIFFENERS FOR AEROSPACE VEHICLES - An aerospace vehicle includes a plurality of composite stiffeners. Each stiffener of the plurality has a stack of plies of reinforcing fibers. At least some of the plies in the stack have reinforcing fibers oriented at ±α with respect to an axis of primary loading, where a is between 2 and 12 degrees. At least some of the plies in the stack have reinforcing fibers oriented at ±β with respect to the axis of primary loading, where β is between 50 and 85 degrees. | 02-24-2011 |
| 20110064908 | METHOD OF MOLDING COMPLEX COMPOSITE PARTS USING PRE-PLIED MULTI-DIRECTIONAL CONTINUOUS FIBER LAMINATE - Layers of unidirectional (UD) fiber prepreg are formed into a pre-plied, multi-directional, continuous fiber laminate that is used as a molding compound to form three dimensional structures. Cut-outs from the laminate are slotted and folded along fold lines to provide near-net-shaped preforms that may be compression molded to form fiber-reinforced composite structures having complex shapes. | 03-17-2011 |
| 20110076441 | SEMI-FINISHED PRODUCT AND SEMI-FINISHED PRODUCT COMPOSITE - Semi-finished product, semi-finished product composite formed from semi-finished product, and method and apparatus for forming the semi-finished product. The semi-finished product includes reinforcing fibers and two layers of thermoplastic material. The reinforcing fibers are arranged between the two layers of thermoplastic material. | 03-31-2011 |
| 20110091684 | METHOD FOR MANUFACTURING A COMPOSITE BODY AND A COMPOSITE BODY MANUFACTURING ARRANGEMENT - A method of forming a composite body using a mould and an automated fiber placement machine comprising a fiber placement head, the method including moving the fiber placement head past the mould and depositing on the mould a plurality of fiber tows, the fiber tows being deposited side by side in a direction perpendicular to the movement of the fiber placement head and perpendicular to the direction of a normal of a surface of the mould where the fiber tows are deposited, thus forming a ply with a plurality of fiber tows placed side by side on the mould, wherein the fiber tows in the ply comprise first and second fiber tows having respective first and second fiber materials that are different from each other. | 04-21-2011 |
| 20110104432 | METHOD AND DEVICE FOR MOULDING A CURVED PART MADE FROM COMPOSITE MATERIAL AND CORRESPONDING PART - This relates to a method, a device and a curved molded member made of composite material. From at least one composite strip ( | 05-05-2011 |
| 20110111169 | MOULDING MATERIAL - An apparatus for manufacturing a multi-layered preform moulding material includes a reinforcement material and a resin material. The apparatus includes a mechanism for joining the reinforcement layers together by impregnation of the resin material into the reinforcement material to form the moulding material, thereby obviating the need for any additional bonding to join the individual reinforcement layers before impregnation. | 05-12-2011 |
| 20110117316 | METHOD AND APPARATUS FOR GROWING FULLERENE NANOTUBE FORESTS, AND FORMING NANOTUBE FILMS, THREADS AND COMPOSITE STRUCTURES THEREFROM - The present invention provides apparatus and methods for growing fullerene nanotube forests, and forming nanotube films, threads and composite structures therefrom. In some embodiments, an interior-flow substrate includes a porous surface and one or more interior passages that provide reactant gas to an interior portion of a densely packed nanotube forest as it is growing. In some embodiments, a continuous-growth furnace is provided that includes an access port for removing nanotube forests without cooling the furnace substantially. In other embodiments, a nanotube film can be pulled from the nanotube forest without removing the forest from the furnace. A nanotube film loom is described. An apparatus for building layers of nanotube films on a continuous web is described. | 05-19-2011 |
| 20110143086 | ENVIRONMENTALLY RESISTANT BALLISTIC COMPOSITE BASED ON A NITRILE RUBBER BINDER - Ballistic resistant fabrics and articles that retain superior ballistic resistance performance after exposure to liquids such as sea water and organic solvents, such as gasoline and other petroleum-based products. The fabrics are formed from high performance fibers coated with a nitrile rubber binder polymer having an acrylonitrile content of from about 15 wt. % to about 50 wt. %, and are optionally coated with a binder that is a blend of a nitrile rubber and a fluorine-containing material. | 06-16-2011 |
| 20110171419 | Electronic element having carbon nanotubes - An electronic element includes a substrate, and a transparent conductive layer. The substrate includes a surface. The transparent conductive layer is formed on a surface of the substrate. The transparent conductive layer includes at least one carbon nanotube layer. Carbon nanotubes in the carbon nanotube layer are adhered together by the van der Waals attractive force therebetween. | 07-14-2011 |
| 20110256339 | STAB AND BALLISTIC RESISTANT MATERIAL AND METHOD FOR PREPARING THE SAME - A stab and ballistic resistant material, comprising a stab-resistant layer and a ballistic resistant layer, wherein the stab-resistant layer comprises at least one layer, wherein each layer is constituted of two units, each of which is formed from perpendicularly combined high strength and high module unidirectional fiber prepreg strips, adjacent units are combined with rotated 45°, and the stab-resistant layer has membranes adhered to both sides; the ballistic resistant layer comprises at least one layer, wherein each layer is constituted of two units, each of which is formed from perpendicularly combined unidirectional fiber prepreg strips, adjacent units are combined with rotated 90°, and the ballistic resistant layer has membranes adhered to both sides. The invention also provides a method for preparing the above stab and ballistic resistant material. The stab and ballistic resistant material of the invention functions to defend both stabs and bullets, which makes stab and ballistic resistant vest to be lighter, more efficient in protection, and easy to produce. | 10-20-2011 |
| 20110287213 | PROCESS AND APPARATUS FOR PRODUCING REINFORCING-FIBER STRIP SUBSTRATE HAVING CIRCULAR-ARC PART, AND LAYERED STRUCTURE, PREFORM, AND FIBER-REINFORCED RESIN COMPOSITE MATERIAL EACH COMPRISING OR PRODUCED USING THE SUBSTRATE - A process for producing a reinforcing-fiber strip substrate having a circular-arc part includes contacting one surface of a strip-shaped, unidirectional reinforcing-fiber substrate formed by arranging a plurality of reinforcing-fiber strands in one direction in parallel with each other with a flexible member; deforming the unidirectional reinforcing-fiber substrate into a circular-arc shape by deforming at least a part of the flexible member into a circular-arc shape in a direction extending along its contact surface with the unidirectional reinforcing-fiber substrate; and thereafter, separating the flexible member from the unidirectional reinforcing-fiber substrate having been deformed. | 11-24-2011 |
| 20110293881 | METHOD FOR PRODUCING LAID FIBRE FABRICS, AND LAID FIBRE FABRICS AND THEIR USE - The invention relates to a method for producing a fibre layer with a longitudinal direction, wherein the method is based on the fact that fibre bundles having the same or a different fibre fineness which are guided in parallel are guided together in an overspread, overlapping manner and as a result are mechanically strengthened, wherein at least one sliver is obtained as a unidirectional layer with a defined width without additional fixing agent and/or additional mechanical or physical fixing methods. | 12-01-2011 |
| 20120021166 | Recyclable Composite Plastic Panel - A method of producing a panel having at least one feature comprising a discontinuation in curvature of surface in the surface, the method comprising the steps of: providing a first reinforced layer of long and/or continuous parallel fibre reinforced thermoplastic of a first polymer ( | 01-26-2012 |
| 20120027989 | MANUFACTURING METHOD OF COMPOSITE MATERIAL MEMBER AND PREPREG SHEET LAMINATE - A manufacturing method of composite material member includes a step of shaping a laminate including laminated prepreg sheets along a mold. The laminate includes a first layer in which fibers are oriented in single direction. In the first layer, a first surface crossing the single direction and a second surface crossing the single direction are confronted each other such that the first surface and the second surface face each other. Since the fibers are discontinuous between the first surface and the second surface, the laminate is easily shaped and wrinkles are hard to be generated in a composite material member to be manufactured from the laminate. | 02-02-2012 |
| 20120064283 | COMPOSITE MATERIALS AND THEIR USE - A composite material comprising the following components:
| 03-15-2012 |
| 20120076973 | METHOD AND APPARATUS FOR PRODUCING CONTOURED COMPOSITE STRUCTURES AND STRUCTURES PRODUCED THEREBY - A contoured composite structure includes an axis of curvature and at least one curved leg. The structure is fabricated by laying up a flat stack of prepreg fiber plies each having non-zero degree fiber orientations relative to an axis of curvature, and laying up at least one prepreg fiber ply on the stack having a zero degree fiber orientation. Laying up the zero degree ply includes placing prepreg tows in segments arranged end-to-end on at least a portion of the stack. The stack is formed into a web and a curved leg. | 03-29-2012 |
| 20120148789 | AIRCRAFT STRUCTURE WITH STRUCTURAL PARTS CONNECTED BY NANOSTRUCTURE AND A METHOD FOR MAKING SAID AIRCRAFT STRUCTURE - An aircraft structure including structural composite parts assembled together to form the aircraft structure. A bonding interlayer material bonds the structural composite parts to each other. The bonding interlayer material includes a nanostructure enhanced material. A method of producing an aircraft structure of assembled structural composite parts, being cured or semi-cured before assembly. | 06-14-2012 |
| 20120148790 | REINFORCEMENT COMPRISING PARALLEL ROVINGS OF GLASS STRANDS - A reinforcement layer ( | 06-14-2012 |
| 20120156421 | OPTIMIZED FIBER SHAPES FOR IMPROVED OPTICAL PERFORMANCE - A composite article has an article surface and may comprise a plurality of fibers at least partially embedded in a matrix. Each fiber may have at least one base surface and a pair of side surfaces. The side surfaces may be oriented in non-perpendicular relation to the base surface. The fibers may be positioned in side-by-side relation to one another such that the side surfaces of each fiber are oriented substantially parallel to the side surfaces of the immediately adjacent fibers. | 06-21-2012 |
| 20120156422 | SELECTIVELY COUPLED FIBERS IN COMPOSITES - A composite article may include a plurality of fibers embedded within a matrix. The fibers may include a first fiber and a second fiber which may be oriented in substantially parallel relation to one another. The first and second fibers may be connected to one another at one or more connection sites. | 06-21-2012 |
| 20120177870 | BALLISTIC MATERIALS - A ballistic impact resistant composite comprising a glass fiber and a resin, where the glass fiber consists essentially of fiber having a diameter of less than 9 microns, is provided. The ballistic impact resistant article or composite comprising fiber less than 9 micron yields a higher V50 value at the same areal density, or the same V50 value at a lower areal density, than an impact resistant article or composite comprising fiber of greater than 9 micron. | 07-12-2012 |
| 20120177871 | IMPACT RESISTANT FOAMED GLASS MATERIALS FOR VEHICLES AND STRUCTURES - An impact resistant layered armor system including a base layer of foamed glass material and an outer layer of relatively tough projectile retentive material. The foamed glass material is substantially isotropic, with a bulk density of between about 0.1 and 0.35 grams per cubic centimeter. The foamed glass material is characterized by a plurality of randomly oriented substantially identically sized cells and is substantially amorphous. | 07-12-2012 |
| 20120177872 | COMPOSITE LAMINATED STRUCTURES AND METHODS FOR MANUFACTURING AND USING THE SAME - Variously configured sub-laminate modules are provided, which comprise at least a first ply and a second ply, the first ply comprising fibers extending in a first orientation, the second ply comprising fibers extending in a second orientation. The second orientation is offset relative to the first orientation, which offset defines an acute angle between the two orientations. The acute angle is less than | 07-12-2012 |
| 20120189804 | BALLISTIC RESISTANT ARMOR ARTICLES - A subassembly useful in a ballistic armor article comprises a first layer comprising a plurality of first yarns of continuous filaments, said first yarns being substantially parallel in a first direction; a second layer adjacent to and in contact with said first layer and comprising a plurality of second yarns of continuous filaments, said second yarns being substantially parallel in a second direction skew with respect to the first direction wherein the first and second yarns comprise para-aramid yarns having a tenacity of at least 25 grams per dtex and an elongation at break of from 3.6 to 4.5 percent. | 07-26-2012 |
| 20120202003 | COMPOSITE ARTICLE, METHOD AND EQUIPMENT THEREFOR - A method for use in the manufacturing of a composite article includes wrapping a first fiber sheet around a mandrel that includes a plurality of needles that extends therefrom such that the plurality of needles pass through the first fiber sheet. The first fiber sheet includes a plurality of fibers and a plurality of interstitial areas and all of the plurality of fibers in the first sheet is intact. A second fiber sheet is wrapped around the mandrel such that the plurality of needles passes through the second fiber sheet. The second fiber sheet includes a plurality of fibers and a plurality of interstitial areas and all of the plurality of fibers in the second sheet is intact. | 08-09-2012 |
| 20120202004 | Multiaxial Stack Rigidly Connected By Means Of Weld Points Applied By Means Of Inserted Thermoplastic Webs - The present invention relates to a stack of fibrous materials including at least two unidirectional carbon fiber layers, each extending in different directions, wherein each one of the unidirectional layers is connected by means of at least one of the surfaces thereof to an adjacent web of thermoplastic fibers, at least one web being inserted between two consecutive unidirectional layers, characterized in that the link between each unidirectional layer and each adjacent web is provided by the web, by weld points which produce an intermittent overall weld, and in that said weld points also guarantee the cohesion of the stack, as well as the method for manufacturing same. | 08-09-2012 |
| 20120251764 | GRAPHENE/CARBON NANOTUBE COMPOSITE STRUCTURE - A graphene/carbon nanotube composite structure includes a carbon nanotube film structure and a graphene film. The carbon nanotube film structure includes a number of carbon nanotubes. The carbon nanotubes form micropores. The graphene film is located on a surface of the carbon nanotube film structure. The graphene film covers the micropores. | 10-04-2012 |
| 20120251765 | METHOD AND PLANT FOR PRODUCING A FIBERGLASS PROFILE TO BE USED AS REINFORCING ELEMENT FOR STRENGTHENING AN EXCAVATION WALL - In the production of reinforcing elements for strengthening the excavation face of a tunnel, a fiberglass profile comprises an axially extending body formed by glass fibers anchored in a polymer resin through a polymerization process. The outer surface of this profile has a corrugated shape with respect to an axial cross-sectional plane of the profile. This corrugated trend is defined by a different degree of compression of the outermost glass fibers of the profile, made by a substantially thread-like element. | 10-04-2012 |
| 20120263913 | WING AND BLADE STRUCTURE USING PULTRUDED COMPOSITES - Tapered layers of pre-cured composite material are integrated into a tapered, highly stressed laminate structure in order to provide improved compressive strength. The pre-cured composite material can advantageously be cured under tension as pultruded material, to further augment compressive strength. The thickness of composite layers can be tapered on their termination edges by mechanically abrading, chemical abrading, or other methods. Especially preferred embodiments include aircraft structural components such as wings, wing spars, wing skins, fuselage skins, rotor blades, propellers, and propeller blades. Preferred laminates can be constructed to have at least 6, 10, 30, 50, or 100 layers of material, and can have a maximum thickness of at least 0.15, 0.25, 0.5, 1.0, or 5.0 inches. | 10-18-2012 |
| 20120270009 | REINFORCED THERMOPLASTIC-RESIN MULTILAYER SHEET MATERIAL, PROCESS FOR PRODUCING THE SAME, AND METHOD OF FORMING MOLDED THERMOPLASTIC-RESIN COMPOSITE MATERIAL - A high-quality multilayer thermoplastic-resin-reinforced sheet material having excellent mechanical properties and drapeability in which a thermoplastic resin excellent in recycling efficiency and shock resistance is used as a matrix. A thermoplastic-resin multilayer reinforced molding formed of the multilayer thermoplastic-resin-reinforced sheet material, in which the high quality and the mechanical properties are maintained. The multilayer thermoplastic-resin-reinforced sheet material ( | 10-25-2012 |
| 20120308766 | Method of Molding Complex Composite Parts Using Pre-Plied Multi-Directional Continuous Fiber Laminate - Layers of unidirectional (UD) fiber prepreg are formed into a pre-plied, multi-directional, continuous fiber laminate that is used as a molding compound to form three dimensional structures. Cut-outs from the laminate are slotted and folded along fold lines to provide near-net-shaped preforms that may be compression molded to form fiber-reinforced composite structures having complex shapes. | 12-06-2012 |
| 20120315433 | PLASTIC COMPONENT WITH A COMPLEX AND BIFURCATED STRUCTURE - A die for producing pressed, fiber-reinforced plastic components, as well as a method for producing the plastic component, and the plastic component itself. The plastic components comprising at least two structural parts which overlap one another a pressing direction such that the die comprises at least one upper die portion formed with a pressing unit for applying a pressing force in the pressing direction, and at least one lower die portion which cooperates with the upper die portion to form a cavity in which the plastic component is formed. A die insert is fitted in the die and can move by and with the upper die portion and is designed to transmit the pressing force to the at least one structural part of the plastic component which is overlapped by the other structural part of the plastic component in the pressing direction. | 12-13-2012 |
| 20120321839 | NONWOVEN-FABRIC SHEET AND PROCESS FOR PRODUCING SAME - A nonwoven-fabric sheet having a high liquid permeation rate and a process for producing the sheet. The nonwoven-fabric sheet comprises two layers, a first layer and a second layer, and is characterized in that the first layer has a plurality of ridges and grooves which extend in parallel in the lengthwise direction, that the first layer comprises heat-fusible fibers and the second layer comprises crimped fibers, and that the sheet has an average fiber angle of 70 or less in a cross-section parallel to the lengthwise direction. The nonwoven-fabric sheet can be produced by stacking a web comprising fibers having latent crimping properties and a web comprising heat-fusible fibers, ejecting a fluid from a plurality of nozzles arranged in the width direction, while conveying the stack, to form ridges and grooves, heating the stack using a means that reduces resistance against the crimping properties of the fibers having latent crimping properties, thereby crimping the fibers having latent crimping properties, and then fusion-bonding the heat-fusible fibers. | 12-20-2012 |
| 20130004704 | PROCESS FOR THE MANUFACTURE OF A MULTILAYER MATERIAL SHEET, MULTILAYER MATERIAL SHEET AND USE HEREOF - The invention relates to a process for the manufacture of a multilayer material sheet comprising unidirectional high performance fibers, the process comprising the steps of positioning the fibers in a parallel fashion, consolidation of the fibers to obtain a monolayer, stacking at least two monolayers such that the fiber direction in one monolayer is at an angle a to the direction of the fibers in an adjacent monolayer and fixation whereby the stack of at least two monolayers is subjected to a pressure and temperature treatment for a duration of a least 2 seconds, followed by cooling the stack under pressure to a temperature of 120° C. or lower. The invention furthermore relates to the multilayer material sheet obtainable with the process according to the invention. This multilayer material sheet has a reduced uptake of liquids. | 01-03-2013 |
| 20130011602 | C/C COMPOSITE MATERIAL AND METHOD OF MANUFACTURING THE SAME - A C/C composite material and a method of manufacturing the same are provided that can improve the thermal conductivity in a stacking direction at room temperature while at the same time improving the flexural strength and the interlaminar shear strength. A C/C composite material includes a laminated material having two or more layered materials ( | 01-10-2013 |
| 20130034684 | COMPOSITE STRUCTURE - A structure comprising a plurality of plies of fibre-reinforced composite material, each ply having a ply orientation defined by a principal stiffness direction of the ply. The structure has a first region and a second region, each region comprising N1 primary plies, N4 cross plies with a ply orientation substantially perpendicular to the primary plies, N2 positive-angled bias plies with a ply orientation at a positive acute angle to the primary plies, and N3 negative-angled bias plies with a ply orientation substantially perpendicular to the positive-angled bias plies. The ply orientation of the primary plies in each region is more closely aligned with a primary axis of the structure than the cross plies or the bias plies. N1=N4 in the first region but not in the second N region, and N2=N3 in the second region but not in the first region. In each of the two regions, one ply set is balanced and the other ply set is un-balanced. This provides a compromise between the advantages of using un-balanced ply sets, for instance to provide bending torsion coupling, and the disadvantage that un-balanced ply sets can introduce thermally induced distortion during manufacture. | 02-07-2013 |
| 20130065014 | UNIDIRECTIONALLY STRETCHABLE SUBSTRATE, STRETCHABLE COMPOSITE SHEET AND METHOD OF MANUFACTURING THE SAME - A unidirectionally stretchable substrate which has good shape retaining characteristics and whose weight can be easily reduced is provided. Unidirectionally | 03-14-2013 |
| 20130095282 | PREPREG BASE MATERIAL, LAYERED BASE MATERIAL, FIBER-REINFORCED PLASTIC, PROCESS FOR PRODUCING PREPREG BASE MATERIAL, AND PROCESS FOR PRODUCING FIBER-REINFORCED PLASTIC - A laminated base material includes a lamination and integration of prepreg base materials each of which includes many reinforcing fibers arranged substantially in one direction and a matrix resin adhered to the reinforcing fibers, wherein at least one of the laminated prepreg base materials is formed with a prepreg base material having, throughout its whole surface, many incisions each extending in a direction crossing the reinforcing fibers, substantially all of the reinforcing fibers divided by incisions, and wherein a length L of each of reinforcing fiber segments formed by the incisions is 10 to 100 mm, a thickness H of the prepreg base material is 30 to 300 μm, and a fiber volume content Vf of the reinforcing fibers is 45 to 65% and arranging directions of the reinforcing fibers between one and another laminated prepreg base materials have at least two directions different each other. | 04-18-2013 |
| 20130108824 | ONE-PIECE FIBER REINFORCEMENT FOR A REINFORCED POLYMER COMBINING ALIGNED AND RANDOM FIBER LAYERS | 05-02-2013 |
| 20130108825 | Carbon Reinforced Concrete | 05-02-2013 |
| 20130115412 | POLYURETHANE LAMINATES MADE WITH A DOUBLE BELT PRESS - A fiber reinforced composite laminate with fibers generally oriented along two major axes and having a polyurethane resin matrix suitable for reinforcing wood based substrates such as trailer/container flooring, glulams, plywood, particle boards, laminated veneer lumber, and oriented strand board, is provided. The laminate is produced by pulling the fibers through a resin injection box, where a polyurethane resin is injected into the box to wet the fibers. The polyurethane resin wetted fiber layer is then covered with a release media on the top and bottom sides of the layer. The sandwich of fiber, resin and release media is fed to a double belt press capable of applying pressure and heat to consolidate and cure the laminate. The laminate thus made can be thinner than 0.080 inch and provides excellent flatness compared to pultruded thin laminates. | 05-09-2013 |
| 20130129968 | COMPOSITE ARTICLE COMPRISING PARTICLES AND A METHOD OF FORMING A COMPOSITE ARTICLE - A composite article having a longitudinal direction and a transversal direction. The article includes a stack of plies wherein one ply is a bottom ply and one ply is a top ply. Most or all of the plies include fibers. A plurality of plies have fibers substantially in an orthogonal direction and substantially in a same direction as the longitudinally direction of the article. The bottom ply and the top ply have fibers in a substantially orthogonal direction to the longitudinal direction of the article. At least one ply has the fibers substantially in the same direction as the longitudinal direction of the article. At least one of the plies having fibers substantially in the longitudinal direction includes particles selected from the group of thermoplastic tougheners, nano particles, micro particles, elastic particles, elastomer particles and polymer particles or a combination. Also a method of forming an article on a tool. | 05-23-2013 |
| 20130136890 | Thermoplastic Prepreg Containing Continuous and Long Fibers - A prepreg that contains a plurality of unidirectionally aligned continuous fibers embedded within a thermoplastic polymer matrix is provided. In addition to continuous fibers, the prepreg also contains a plurality of long fibers that are combined with the continuous fibers so that they are randomly distributed within the thermoplastic matrix. As a result, at least a portion of the long fibers become oriented at an angle (e.g., perpendicular) relative to the direction of the continuous fibers. Through such orientation, the long fibers can substantially increase the mechanical properties of the prepreg in the transverse direction (e.g., strength) and thus achieve a more isotropic material. Although unique isotropic prepregs are one aspect of the present invention, it should be understood that this is not a requirement. In fact, one notable feature of the present invention is the ability to tailor the mechanical properties of the prepreg for an intended application by selectively controlling certain process parameters, such as the type of long fibers employed, the type of continuous fibers employed, the concentration of the long fibers, the concentration of the continuous fibers, the thermoplastic resin(s) employed, etc. | 05-30-2013 |
| 20130164492 | Bias Fiber Control During Wrapping of a Fabric Preform for a Composite Component - A method is disclosed of directing bias tows of a fabric to be wrapped around a form to create a fabric preform. The fabric includes at least a first set of bias tows that are generally parallel with one another and a second set of bias tows that are generally parallel with one another but that are not parallel with the first set of bias tows. An edge strip is attached to ends of the first set of bias tows at a first lateral edge of the fabric relative to a feed direction of the fabric onto the form. The edge strip is moved to direct the first set of bias tows. The fabric is wrapped around the form by rotating the fabric and form relative to one another about the central axis of the form to create the fabric preform. | 06-27-2013 |
| 20130164493 | Window for Mobile Device and Mobile Device Including the Window - A window for mobile device includes a first resin layer and a second resin layer. The first resin layer may include a transparent adhesive resin and a plurality of support members distributed on the transparent adhesive resin. The second resin layer is disposed on one side of the first resin layer and may include a hard transparent resin. | 06-27-2013 |
| 20130177735 | Reinforcing Fiber Scrims and Method for the Production Thereof - The invention relates to reinforcing fiber scrims ( | 07-11-2013 |
| 20130236685 | METHOD OF FABRICATING FIBER REINFORCED COMPOSITE STRUCTURE HAVING STEPPED SURFACE - Fiber reinforced composite structures having curved stepped surfaces are fabricated by laying up plies of fiber reinforced material over a tool having a stepped tool feature. The plies are rotated about a fixed axis as they are laid up to substantially form a fixed axis rosette pattern. The plies are angularly oriented such that at least certain of the plies have fiber orientations other than 0, +45, −45 and 90 degrees. Potential bridging of the fibers over the stepped tool features is reduced or eliminated by cutting slits in the plies in the area of the stepped features, so that the plies can be fully compacted. | 09-12-2013 |
| 20130280478 | TRANSPARENT COMPOSITE MATERIAL AND METHOD AND APPARATUS FOR MANUFACTURING THE SAME - The present disclosure relates to a transparent composite material capable of exhibiting relatively high light transmittance, reduced haze, fabrication in the form of a thin film, and improved mechanical strengths (impact strength, flexural strength, etc.), by way of unidirectionally aligning glass fiber filaments without intersecting or overlapping with each other, and embedding the aligned glass fiber filaments into a transparent resin formed on a film, and a manufacturing method thereof. The transparent composite material is composed of glass fiber plates including a transparent resin, and a plurality of glass fiber filaments embedded in the transparent resin in a unidirectionally aligned state. | 10-24-2013 |
| 20130295320 | CARBON NANOTUBE STRUCTURE - The present disclosure relates to a carbon nanotube structure. The carbon nanotube structure includes a carbon nanotube array, a carbon nanotube layer located on one side of the carbon nanotube array, and a carbon nanotube cluster between the carbon nanotube array and the carbon nanotube layer. The carbon nanotube array includes a number of first carbon nanotubes that are parallel with each other. The carbon nanotube layer includes a number of second carbon nanotubes. The carbon nanotube cluster includes a plurality of third carbon nanotubes that are entangled around both the plurality of first carbon nanotubes and the plurality of second carbon nanotubes. | 11-07-2013 |
| 20130330503 | Optimized Cross-Ply Orientation in Composite Laminates - A composite laminate has a primary axis of loading and comprises a plurality resin plies each reinforced with unidirectional fibers. The laminate includes cross-plies with fiber orientations optimized to resist bending and torsional loads along the primary axis of loading. | 12-12-2013 |
| 20130337222 | BICOMPONENT FIBERS CONTAINING NANO-FILAMENTS FOR USE IN OPTICALLY TRANSPARENT COMPOSITES - A macro fiber for a composite article may include a plurality of inner fibers. Each one of the inner fibers may have an inner fiber final cross-sectional size of less than approximately 100 nanometers. The inner fibers may be surrounded by matrix material. | 12-19-2013 |
| 20130344282 | Shaped Product Constituted by Fiber-Reinforced Composite Material - The present invention relates to a shaped product being excellent in isotropy constituted by a fiber-reinforced composite material in which discontinuous reinforcing fibers are isotropic in a plane and are two-dimensionally oriented in the thermoplastic resin, the reinforcing fibers contained in the shaped product includes a reinforcing fiber bundle (A) constituted by the reinforcing fibers of the critical single fiber number defined by formula (1) or more, a ratio of the reinforcing fiber bundle (A) to the total amount of the reinforcing fibers in the shaped product is 20 vol % or more and less than 90 vol %, and the average number (N) of the reinforcing fibers in the reinforcing fiber bundle (A) satisfies formula (2): | 12-26-2013 |
| 20140004298 | LOAD-PULLING SYSTEM | 01-02-2014 |
| 20140023820 | COMPOSITE MATERIAL BASED ON A NATURAL-FIBER-REINFORCED PLASTIC - The invention relates to a composite material based on a natural-fiber-reinforced plastic, which comprises at least one layer of a spunlace non-woven fabric made of natural fibers as the reinforcing material. The composite material can be used in particular to produce sporting equipment, such as skateboards. | 01-23-2014 |
| 20140087125 | DURABLE SOFT BODY ARMOR - Ballistic resistant composites having improved durability. More particularly ballistic resistant composites including a protective thermoplastic overlay that enhances composite abrasion resistance while also permitting exploitation of the properties of an underlying binder system. | 03-27-2014 |
| 20140106113 | DOCTOR BLADE MATERIAL - Doctor blade material, which is composed of a number of layers that are connected to each other and include at least a frame layer. The frame layer, includes outer layers on both sides and is constructed of carbon fiber and/or mineral fiber, e.g. glass fiber, basalt fiber, et cetera. The outer layers include carbon fiber. The outer layer is a compact-multiaxial layer composed of a surface layer containing carbon fiber and of two or more support layers. The surface layer includes carbon fibers that are at a 90° angle with respect to the longitudinal direction of the doctor blade, wherein the fibers in the first support layer following the surface layer are at an angle between (−70°)-(−20°) or (+20°)-(+70°) with respect to the fibers of the surface layer. The fibers in the second support layer following this are at an angle between (+20°)-(+70°) or (−70°)-(−20°) with respect to the fibers of the surface layer. | 04-17-2014 |
| 20140120302 | STRINGER MADE OF COMPOSITE MATERIAL WITH AN ELASTIC RUN-OUT AND METHOD OF MANUFACTURING SAME - A stringer made of composite material for reinforcing aircraft skin panels. Plies are introduced at 90° in a segment close to the stringer run-out, and progressively reducing the number of plies at 0°, such that the majority of the number of plies is at 90° in an segment adjacent to the run-out, so the stiffness of the run-out is reduced, and the load it supports is also therefore reduced. This is an alternative solution to the solutions already existing for getting the stringer run-outs to support a smaller load, thereby reducing both the risk of the plies of the stringer peeling off and the risk of separation between stringer and skin panel. A method of manufacturing said stringer is also provided. | 05-01-2014 |
| 20140127451 | COMPOSITE LAMINATE, METHOD OF MANUFACTURE AND USE THEREOF - A composite laminate comprises a plurality of composite plies including at least a first composite ply and a second composite ply. The first composite ply and the second composite ply each comprises a plurality of fibers in a thermoplastic matrix comprising polyethylene. The plurality of composite plies are bonded together to form the composite laminate. | 05-08-2014 |
| 20140147619 | COMPOSITE ARTICLE AND A METHOD OF FORMING A COMPOSITE ARTICLE - The present invention relates to a composite article | 05-29-2014 |
| 20140162020 | ARTICLES INCLUDING UNTWISTED FIBERS AND METHODS OF USING THEM - Certain embodiments described herein are directed to composite materials comprising untwisted fibers. In some embodiments, the article can include a core layer comprising a thermoplastic polymer and reinforcing fibers. In other embodiments, untwisted fibers can be disposed on the core layer. In certain examples, the article is effective to provide a Class A finish when painted. | 06-12-2014 |
| 20140170369 | CHORDWISE LAY-UP OF FIBRE SHEET MATERIAL FOR TURBINE BLADES - The present invention relates to a fibre sheet material and method of laying up fibre sheet material to manufacture wind turbine blades. The invention further comprises a blade manufactured by the method as well a use of such a blade. One aspect relates to an oblong fibre sheet material ( | 06-19-2014 |
| 20140170370 | CARBON FIBER-REINFORCED CARBON COMPOSITE AND METHOD OF MANUFACTURING THE SAME - A plate-shaped carbon fiber-reinforced carbon composite has a longitudinal length-to-widthwise length ratio of more than 1. The carbon fiber-reinforced carbon composite is such that at least two layers that are a first carbon fiber-reinforced carbon composite layer in which carbon fibers are placed in the carbonaceous matrix and are oriented in the longitudinal direction and a second carbon fiber-reinforced carbon composite layer different in the arrangement of the carbon fibers from the first carbon fiber-reinforced carbon composite layer are stacked, the first carbon fiber-reinforced carbon composite layer forms an outermost layer of at least one plate surface, the thickness thereof is 70% or more of the thickness of the carbon fiber-reinforced carbon composite, and the longitudinal bending elastic modulus is 150 GPa or more. The first carbon fiber-reinforced carbon composite layer in which the carbon fibers are aligned in the longitudinal direction is placed only on an outermost layer of one or both of plate surfaces and another site is a carbon fiber-reinforced carbon composite layer different in the arrangement of the carbon fibers from the first carbon fiber-reinforced carbon composite layer; hence, the longitudinal bending elastic modulus is significantly increased and warping, peeling, or cracking during usage and interlayer delamination due to gases produced during manufacture are suppressed. | 06-19-2014 |
| 20140170371 | FIBER-REINFORCED COMPOSITE MATERIAL - A fiber-reinforced composite material ( | 06-19-2014 |
| 20140186575 | PROCESS AND APPARATUS FOR PRODUCING REINFORCING-FIBER STRIP SUBSTRATE HAVING CIRCULAR-ARC PART, AND LAYERED STRUCTURE, PREFORM, AND FIBER-REINFORCED RESIN COMPOSITE MATERIAL EACH COMPRISING OR PRODUCED USING THE SUBSTRATE - A process for producing a reinforcing-fiber strip substrate having a circular-arc part includes contacting one surface of a strip-shaped, unidirectional reinforcing-fiber substrate formed by arranging a plurality of reinforcing-fiber strands in one direction in parallel with each other with a flexible member; deforming the unidirectional reinforcing-fiber substrate into a circular-arc shape by deforming at least a part of the flexible member into a circular-arc shape in a direction extending along its contact surface with the unidirectional reinforcing-fiber substrate; and thereafter, separating the flexible member from the unidirectional reinforcing-fiber substrate having been deformed. | 07-03-2014 |
| 20140248463 | RIGID STRUCTURE UHMWPE UD AND COMPOSITE AND THE PROCESS OF MAKING - Fabrication of ballistic resistant fibrous composites having improved ballistic resistance properties. More particularly, ballistic resistant fibrous composites having enhanced flexural properties, which correlates to low composite backface signature. The composites are useful for the production of hard armor articles, including helmet armor. | 09-04-2014 |
| 20140272271 | BALLISTIC RESISTANT THERMOPLASTIC SHEET, PROCESS OF MAKING AND ITS APPLICATIONS - Woven fabrics are formed from high tenacity fibers or tapes that are loosely interwoven with adhesive coated filaments, to composite articles formed therefrom, and to a continuous process for forming the composite articles. | 09-18-2014 |
| 20140272272 | ELECTROSTATIC DRY ADHESIVES - Electrostatic dry adhesive devices having a microstructured dry adhesive element formed directly into a contact surface of an electrostatic adhesive. The microstructured dry adhesive element, such as in the form of microwedges, can be molded into surface of an electrostatic adhesive. Also provided are associated methods of making such adhesive devices. | 09-18-2014 |
| 20140295131 | COMPOSITE LAMINATE AND METHOD OF MANUFACTURE - A composite laminate is made by providing at least a first composite ply and a second composite ply, each having longitudinally oriented fibers in a thermoplastic matrix. The second composite ply is disposed on, and in transverse relation to, the first composite ply. Preferably, the second ply is disposed at 90° relative to the first ply. An article can be manufactured by providing a core material and applying a reinforcing material to a portion of the core material. The reinforcing material is a reinforcing composite ply or a composite laminate as described herein. Optionally, the core material is a prepreg that may be a composite laminate. | 10-02-2014 |
| 20140302273 | HIGH LAP SHEAR STRENGTH, LOW BACK FACE SIGNATURE UD COMPOSITE AND THE PROCESS OF MAKING - Fabrication of ballistic resistant fibrous composites having improved ballistic resistance properties. More particularly, ballistic resistant fibrous composites having high interlaminar lap shear strength between component fiber plies or fiber layers, which correlates to low composite backface signature. The high lap shear strength, low backface signature composites are useful for the production of hard armor articles, including helmet armor. | 10-09-2014 |
| 20140302274 | RIGID STRUCTURAL AND LOW BACK FACE SIGNATURE BALLISTIC UD/ARTICLES AND METHOD OF MAKING - Fabrication of ballistic resistant fibrous composites having improved ballistic resistance properties. More particularly, ballistic resistant fibrous composites having enhanced a dynamic storage modulus, which correlates to low composite backface signature. | 10-09-2014 |
| 20140302275 | COMPOSITE LAMINATE ENABLING STRUCTURAL MONITORING USING ELECTROMAGNETIC RADIATION - Electromagnetic radiation scanning is used to monitor the integrity of a composite laminate structure. The laminate is designed to be optically resonant at the frequency of the radiation, allowing the inconsistencies in the laminate to be detected and mapped. | 10-09-2014 |
| 20140302276 | MULTILAYER STRUCTURE - A multilayer structure ( | 10-09-2014 |
| 20140322483 | FLAME RETARDANT BALLISTIC LAMINATE LAYER - A ballistic laminate includes a layer including first fibers of a first material oriented at both a first direction and a second direction and second fibers of a second material oriented at both the first direction and the second direction. The first fibers are flammable, and the second fibers are flame retardant. A periodic distance greater than about 9 mm is between the second fibers of the second material oriented at the first direction. A periodic distance greater than about 9 mm is between the second fibers of the second material oriented at the second direction. | 10-30-2014 |
| 20140329048 | COMPOSITE SHEET AND DISPLAY APPARATUS INCLUDING THE SAME - A composite sheet includes a matrix impregnated with a fiber base. The fiber base includes first yarns and second yarns, and the second yarns intersect the first yarns at a constant angle. Each of the first and second yarns has an angle of greater than 0° to less than about 180° relative to a first direction of the matrix. A flexible display apparatus includes the composite sheet. | 11-06-2014 |
| 20140349064 | WINDOW STRUCTURE FOR DISPLAY DEVICE AND DISPLAY DEVICE HAVING THE SAME - Provided is a window structure. The window structure for a display device is formed by laminating a plurality of resin layers including fiber structures formed in a grid shape. A first grid array angle in a first direction of a first resin layer positioned at the upper side when viewed from a laminated direction of the plurality of resin layers is different from a second grid array angle in a first direction of a second resin layer positioned directly under the first resin layer. | 11-27-2014 |
| 20150037530 | Impregnated continuous graphitic fiber tows and composites containing same - An impregnated fiber tow comprising multiple unitary graphene-based continuous graphitic fibers impregnated with a matrix material, wherein at least one of the continuous graphitic fibers comprises at least 90% by weight of graphene planes that are chemically bonded with one another having an inter-planar spacing d | 02-05-2015 |
| 20150050450 | MATERIAL WITH IMPROVED CONDUCTIVITY PROPERTIES FOR THE PRODUCTION OF COMPOSITE PARTS IN COMBINATION WITH A RESIN - The invention relates to a material (I) adapted for the production of composite parts by a process in which a thermoplastic or thermosetting matrix is diffused within said material, comprising at least one sheet ( | 02-19-2015 |
| 20150064392 | BLENDED THERMOPLASTIC AND THERMOSET MATERIALS AND METHODS - Structural panels and methods of making composite material for such structural panels may include applying a resin to a nonwoven fibrous web, where the nonwoven fibrous web includes a combination of glass fibers and polymer fibers. The web may be dried at a first stage temperature at or below a curing temperature of the resin for a time sufficient to substantially dry but not substantially cure the resin. The web may be laminated at a second stage temperature sufficient to fully cure the resin to produce a composite material. The second stage temperature may be above the melting point of the polymer fibers, and the resin may cause the composite material to retain a substantially rigid shape upon completion of the laminating operation. | 03-05-2015 |
| 20150064393 | LAMINATE FOR JOINING PARTS, AND METHOD AND SYSTEM FOR JOINING PARTS - A laminate for joining parts of composite material includes a first layer of adhesive material, a second layer of preimpregnated composite material, adjacent to the first layer, and a third layer of adhesive material, adjacent to the second layer. A method for joining at least two parts of composite material with a laminate includes the steps of providing already cured composite material parts, positioning the laminate for joining between two cured parts, and applying pressure and temperature to the whole structure including the at least two parts and the laminate, in such a way that the laminate is cured and the at least two parts are joined together in a resulting structure. | 03-05-2015 |
| 20150290906 | MULTI-AXIAL FABRICS, POLYMER-FIBER LAMINATES, AND BODIES INCORPORATING SAME FOR CONNECTING APPLICATIONS - Multi-axial fabrics (including hybrid, multi-axial fabrics) and polymer-fiber laminates are disclosed. Bodies (e.g., cylindrical and/or flanged bodies) incorporating the fabrics and/or laminates are also disclosed. The bodies exhibit improved performance and/or reduced costs for connecting applications. | 10-15-2015 |
| 20150314556 | COMPOSITE ARTICLE AND METHODS THEREFOR - A method is provided for forming a composite article to have a primary composite structure and an integral secondary composite structure that extends out of a plane defined by the primary composite structure. The method includes laying-up first plies to construct the primary composite structure. The first plies contain continuous reinforcement material and extend from a first zone that will define the primary composite structure into a second zone that will define the secondary composite structure. During laying-up of the first plies, additional plies are interleaved with the first plies within the second zone but not the first zone. The additional plies originate within a build-up zone between the first and second zones and extend therefrom into the second zone. After interleaving the plies, the build-up zone is deformed to orient the second zone and form the secondary composite structure that extends out of the plane defined by the continuous reinforcement material of the first plies. | 11-05-2015 |
| 20150314558 | DEVICE FOR PRODUCING COMPOSITE MATERIAL, COMPOSITE MATERIAL PRODUCED USING SAME, AND METHOD FOR PRODUCING COMPOSITE MATERIAL - The present invention provides a device for producing a composite material, including: a mat production unit that produces a mat which forms a polymer film having a plurality of fiber layers; a fiber production unit that produces a wide-width fiber which is formed of a plastic resin with a single direction fiber layer; and a composite material production unit to which the mat and the double width fiber are supplied so that the mat and the wide-width fiber are laminated according to a predetermined order of lamination. Also, the present invention provides a composite material produced using the device and a method for producing said composite material. | 11-05-2015 |
| 20150328860 | PROCESS FOR THE MANUFACTURE OF A MULTILAYER MATERIAL SHEET, MULTILAYER MATERIAL SHEET AND USE HEREOF - Multilayer material sheets containing unidirectional high performance fibers are obtained by a process which includes the steps of positioning the fibers in a parallel fashion, consolidation of the fibers to obtain a monolayer, stacking at least two monolayers such that the fiber direction in one monolayer is at an angle a to the direction of the fibers in an adjacent monolayer and fixation whereby the stack of at least two monolayers is subjected to a pressure and temperature treatment for a duration of a least 2 seconds, followed by cooling the stack under pressure to a temperature of 120° C. or lower. The multilayer material sheet has a reduced uptake of liquids. | 11-19-2015 |
| 20150352805 | BLENDED THERMOPLASTIC AND THERMOSET MATERIALS AND METHODS - Structural panels and methods of making composite material for such structural panels may include applying a resin to a nonwoven fibrous web, where the nonwoven fibrous web includes a combination of glass fibers and polymer fibers. The web may be dried at a first stage temperature at or below a curing temperature of the resin for a time sufficient to substantially dry but not substantially cure the resin. The web may be laminated at a second stage temperature sufficient to fully cure the resin to produce a composite material. The second stage temperature may be above the melting point of the polymer fibers, and the resin may cause the composite material to retain a substantially rigid shape upon completion of the laminating operation. | 12-10-2015 |
| 20150354925 | HIGH DENSITY, HIGH DRY-RESIN CONTENT FABRIC FOR RIGID COMPOSITE BALLISTIC ARMOR - A ballistic composite armor article includes a multi-layer hard armor sheet that has at least first and second unidirectional yarn monolayers. The second unidirectional yarn monolayer is transversely oriented with respect to the first unidirectional yarn monolayer, and there is at least one polymeric binder layer arranged adjacent to and stabilizing at least one of the first and second unidirectional yarn monolayers. The yarns of the first and second unidirectional yarn monolayers include respective fiber bundles that have a lateral spread factor ranging from negative lateral spread to a positive lateral spread of less than 306%. | 12-10-2015 |
| 20160009054 | CARBON-FIBER-REINFORCED THERMOPLASTIC-RESIN COMPOSITE MATERIAL AND MOLDED BODY USING THE SAME | 01-14-2016 |
| 20160023429 | SECONDARY REINFORCEMENT AT INTERFACE OF LAMINATE STRUCTURE - A composite article includes a laminate structure of at least first and second fiber layers. Each of the layers includes a network of primary reinforcement fibers disposed in a matrix. The layers are bonded to each other along an interface of the matrices. The matrices include a concentration of secondary reinforcement particles locally at the interface to strengthen the interface. | 01-28-2016 |
| 20160023431 | FABRIC JACKETED UNIDIRECTIONAL NOODLE - A composite, radius filler noodle for a co-cured spar or stringer used in aircraft construction has a unidirectional composite core and pluralities of pre-preg fabric strips stacked in layers surrounding the core. | 01-28-2016 |
| 20160031182 | COMPOSITE FLANGE WITH THREE-DIMENSIONAL WEAVE ARCHITECTURE - According to various embodiments, a carbon fiber structure is presented. The carbon fiber structure may address loads presented to an engine component in various directions. For instance, non-planar surfaces of a composite comprising a structure disclosed herein may achieve enhanced stiffness and/or strength. Thus, delamination of elements comprising a structure disclosed herein may be reduced. A three dimensional weave of carbon fiber elements through-thickness may provide enhanced strength to the composite material. | 02-04-2016 |
| 20160100918 | PROCESS FOR THE FORMATION OF DENTAL PROSTHESES AND/OR SUPPORT STRUCTURES FOR DENTAL PROSTHESES, SUCH AS BRIDGES AND/OR THE LIKE, PROCESS FOR MAKING DENTAL WAFERS AND/OR SIMILAR STRUCTURES AND DENTAL WAFER FOR THE FORMATION OF DENTAL PROSTHESES - A process ( | 04-14-2016 |
| 20160101591 | COMPOSITE ARTICLE - The present invention provides an article comprising a core of a core composite material sandwiched between opposing skins formed of a skin composite material. The opposing skins are separated by said core in a through-thickness (z) direction of the article. The skin composite material comprises skin fibres aligned in a plane, the plane being orthogonal to the through-thickness direction. The core composite material comprises core fibres having an extension in a direction extending between said opposing skins. The core composite material may be a 3D composite material or may comprise a laminated stack of Pre-cured Profile Cut flat Laminate (PPCL) sheets. | 04-14-2016 |
| 20160114552 | SHEER MEMBERS AND METHODS OF MAKING AND USING THE SAME - One variation includes a sheer member and method of manufacture thereof wherein the sheer member may be fabricated from a core, a shell, and a bonding agent, wherein at least one of the shell or the core comprises a pultruded material comprising carbon and at least one of the shell or the core comprises a woven composite filament. | 04-28-2016 |
| 20160115626 | ORIENTED POLYMERIC ARTICLES AND METHOD - Stretched articles, such as oriented polymeric films or fibers, having microstructure features on at least one surface thereof, and processes for making such articles, are disclosed. A method of making fibers comprises forming a polymeric film having a body having a first surface and a second surface and having a longitudinal dimension. The film also comprises a plurality of elongate microstructure features disposed on the first surface of the body in a direction substantially parallel to the longitudinal dimension of the body, wherein the elongate microstructure features are substantially parallel. The method further comprises stretching the polymeric film in a direction substantially parallel to the longitudinal dimension of the body, and fibrillating the stretched polymeric film along the longitudinal dimension of the body to provide one or more fibers, wherein each fiber has at least one microstructure feature thereon. | 04-28-2016 |
| 20160136924 | MELT-BLOWN FIBER WEB HAVING IMPROVED ELASTICITY AND COHESION, AND MANUFACTURING METHOD THEREFOR - The present invention relates to a melt-blown fiber web having improved elasticity and cohesion, and a manufacturing method therefor. The objective of the present invention is accomplished by a melt-blown fiber web comprising a thermoplastic resin which comprises 10 to 60 wt % of thermoplastic resin microfibers and 40 to 90 wt % of non-circular cross-sectional hollow conjugated staple fibers with respect to the total weight of the fiber web. | 05-19-2016 |
| 20160136925 | Fiber Architecture Optimization for Ceramic Matrix Composites - Creating a ceramic matrix structure may include alternating different layers of fiber fabric to achieve porosity, infiltration, and/or other objectives. Different layers of the ceramic matrix structure may be configured differently to achieve different objectives in different regions of the ceramic matrix structure. The fiber tow spacing, fiber count and/or other characteristics may be varied within individual layers and/or among different layers of the ceramic matrix structure. | 05-19-2016 |
| 20160144558 | Folded Composite Filler - A method and apparatus for forming a composite filler. A composite ply is folded. The composite ply comprises fibers arranged at an angle relative to a central axis of the composite ply such that the composite filler has a varying cross-sectional orientation of fibers. A force is applied to the folded composite ply after folding to form a desired shape for the composite filler. | 05-26-2016 |
| 20160178327 | BALLISTIC RESISTANT SHEETS, ARTICLES COMPRISING SUCH SHEETS AND METHODS OF MAKING THE SAME | 06-23-2016 |
| 20160185073 | TAPE WITH SMOOTH DEPLOYMENT - A tape having a fully wound stable state and a fully unwound stable state, configured for space applications, the intermediate states between the fully wound state and the fully unwound state comprises a single continuous portion of wound tape with a first radius of curvature greater than a threshold value and a single continuous portion of unwound tape with a second radius of curvature less than the threshold value, the value of the second radius of curvature being continuous over the unwound portio; the tape comprises a stack comprising fibrous layers extending in a longitudinal direction, the resulting stack having symmetry with respect to a longitudinal plane of its fibres to compensate for torsional deformations generated by variations in temperature. | 06-30-2016 |
| 20160193806 | Skin-Stringer Design for Composite Wings | 07-07-2016 |
| 20160200070 | COMPOSITE LAMINATES WITH SYNTACTIC CORES | 07-14-2016 |
