Abstract: A wind turbine blade includes at least one mandrel and a sock that covers the at least one mandrel. The sock includes a plurality of braided fibers within a matrix material. The fibers can be made of different materials. Also, stiffness of the sock can vary across the wind turbine blade. A method of manufacturing the wind turbine blade is also disclosed.

Abstract: A hardmask composition includes a polymer including a moiety represented by the following Chemical Formula 1 and a solvent. *-A-B—*??[Chemical Formula 1] In the Chemical Formula 1, A and B are the same as defined in the detailed description.

Abstract: A fan platform section may include a flow path portion with a plurality of composite plies. A first composite ply in the plurality of composite plies may include directional fibers. The directional fibers may be configured to prevent twisting of the flow path section in response to a centripetal load. The fan platform section may include a second composite ply in the plurality of composite plies. The second composite ply may include directional fibers. The directional fibers in the first composite ply may be orthogonal with respect to the directional fibers in the second composite ply.

Abstract: Processes for making carbon/carbon parts are provided. The process involves compression, carbonization and densification steps. Pressure may be applied to a fibrous preform prior to the carbonization step at a temperature less than an exothermic temperature to increase the fiber volume ratio of the fibrous preform. The densification steps may include filling the voids of the fibrous preform with a carbon matrix.

Abstract: A sheet material characterized by an ability to capture and retain generally-spherical firearm-discharged pellets when struck thereby. The sheet material basically comprises a forward strike face, a rearward back face, and an embedment region therebetween. The strike face is penetrable by the pellets, and the sheet material has a structure adapted to disperse kinetic energy in the pellets upon penetration to cause the pellets to embed within the embedment region without exiting the rearward back face. The sheet material may advantageously be deployed as a curtain at a firearm shooting range in a selected disposition to capture and retain firearm-discharged pellets, thereby to abate environmental contamination from pellets collecting on the grounds of shooting ranges.

Abstract: Systems and methods for forming a tubular braid are disclosed herein. A braiding system configured in accordance with embodiments of the present technology can include, for example, an upper drive unit, a lower drive unit, a mandrel coaxial with the upper and lower drive units, and a plurality of tubes extending between the upper drive unit and the lower drive unit. Each tube can be configured to receive individual filaments for forming the tubular braid, and the upper drive unit and the lower drive unit can act against the tubes in synchronization to cross the filaments over and under one another to form the tubular braid on the mandrel.

Abstract: Provided a stain-resistant synthetic leather, including: (a) a polyurethane synthetic leather; (b) a silane-based coating layer formed on the polyurethane synthetic leather; and (c) a silicone coating layer formed on the silane-based coating layer, wherein the silane-based layer strengthens the binding between the polyurethane synthetic leather and the silicone coating layer, so that the stain-resistant synthetic leather can exhibit texture and flexibility of natural leather per se, and can exhibit excellent water resistance, stain resistance, weather resistance, and wear resistance through the silane-based coating layer and silicone coating layer formed on the polyurethane synthetic leather.

Abstract: In some examples, a method for forming a carbon fiber preform includes depositing, via a print head of a three-dimensional printing system, a first plurality of carbon fibers to form a first layer of carbon fibers in approximately an x-y plane, wherein the first plurality of carbon fibers are deposited around an array of carbon fiber filaments extending in approximately a z-axis direction relative to the x-y plane.

Abstract: The present invention relates to a mounting mat for mounting a pollution control device in a catalytic converter, the mounting mat comprising a non-woven mat of inorganic fibers having distributed therein inorganic particles having an average diameter of 1 nm to 100 nm and wherein the mounting mat is free of organic binder or contains organic binder in an amount of not more than 5% by weight, based on the total weight of the mounting mat. The invention further relates to a pollution control device including the mounting mat and to a method of making the mounting mat.

Abstract: The present disclosure pertains to a window panel for a body structure of a vehicle, especially an airframe of an aircraft or spacecraft, including a first skin which extends over a first side of the panel to form an outer skin of the vehicle body structure; a second skin which extends over a second side of the panel to form an inner skin of the vehicle body structure; and a core, especially a foam core, located between and covered by the first and second skins in a sandwich structure. The window panel includes at least one window aperture formed through the first layer, the core, and the second layer. The core may be confined to or extends over a limited extent, region or part of the panel. Thus, the first skin and/or the second skin may extend over or cover a greater area of the panel than the core.

Abstract: Embodiments of the invention are directed to resin-soluble thermoplastic veils for use in liquid resin infusion processes, methods of manufacturing resin-soluble thermoplastic veils for use in liquid resin infusion processes, and methods of manufacturing composite articles using resin-soluble thermoplastic veils for use in liquid resin infusion applications. The resin-soluble thermoplastic veils according to embodiments of the invention and of which function as a toughening agent in composites having the veil incorporated therein have improved characteristics including, but not limited to, increased uniformity and decreased thickness relative to prior art veils. These characteristics translate into improvements in the processing of a composite article including, but not limited to, a substantial or complete elimination in premature dissolution of the veil during cure.

Abstract: A method produces a flat semi-finished product from a fiber composite material that contains individual carbon fibers, carbon fiber bundles, or a mixture thereof in a defined anisotropic fiber orientation and a thermoplastic matrix material. The anisotropy of the carbon fibers is created in a carding process using the high orientability of admixed non-carbon textile fibers, at least some of the non-carbon textile fibers being thermoplastic, and the carbon fibers having been isolated from waste or used parts. The flat fibrous web which is produced by a carding process and which has a specific orientation of the carbon fibers in the longitudinal direction is compressed into a sheet material under the effect of heat. This enables the use of carbon fibers, for example from production waste, as reinforcing fibers, whereby a less expensive raw material is provided and the carbon fibers are contained in the waste materials are recycled.

Abstract: Provided is a nonwoven fabric for semipermeable membrane support, in which adhesiveness of a semipermeable membrane to a support is satisfactory, the thickness uniformity of the semipermeable membrane is satisfactory, and permeation-through of a coating liquid does not occur.

Abstract: A method and apparatus for fabricating a short length carbon fiber preform with a through thickness reinforcement is disclosed herein. The starting media for fabricating a net shape (e.g., annular disc) may meet specific requirements including a sufficient fiber volume and a binding mechanism compatible with the needle-punching process.

Abstract: The present invention relates to a process for the formation of a structured film, a structured film as such, an article comprising the structured film, a device for the continuous formation of such a structured film and a composite comprising the structured film.

Abstract: The present invention relates to a multipurpose functional nonwoven fabric, and more particularly, to a multipurpose functional nonwoven fabric which is manufactured by performing a pretreatment process on carbonized fiber cotton, and stacking the pretreated carbonized fiber on natural cotton, mixing the pretreated carbonized fiber cotton with the natural cotton and scutching the mixed cotton, or introducing the natural cotton and stacking the natural cotton on an intermediate layer of the pretreated carbonized fiber, and a method for manufacturing same. Web formation and stacking at a cutting machine can be easily performed by performing the pretreatment process on the carbonized fiber.

Abstract: A multi-layer ballistic woven fabric, including an upper woven layer having upper warp yarns and upper weft yarns that are interwoven together to form the upper woven layer. The multi-layer ballistic woven fabric also includes a lower woven layer having lower warp yarns and lower weft yarns that are interwoven together, and a plurality of securing yarns, each securing yarn interwoven with at least some of the upper yarns and some of the lower yarns so as to secure the upper and lower woven layers together. At least one of the securing yarns is woven underneath a first lower weft yarn, then above a second upper weft yarn adjacent the first lower weft yarn, then underneath a third lower weft yarn adjacent the second upper weft yarn and then above a fourth upper weft yarn adjacent the third lower weft yarn. The multi-layer ballistic woven fabric is formed by interweaving the securing yarns with the warp yarns and weft yarns as the upper woven layer and lower woven layer are made.

Abstract: The present disclosure relates to a porous polishing pad including pores by carbon dioxide gas generated by a reaction between a prepolymer and a hydrophilic polymer, and a method of preparing the porous polishing pad.

Abstract: A conveyor belt includes a first outer sheet disposed on a loadbearing side of the conveyor belt, a second outer sheet disposed on a drive side of the conveyor belt, and an embedded tension-member system disposed between the two sides, which is in the form of cords running parallel in the longitudinal direction of the conveyor belt. The tension-member system includes steel and, prior to vulcanization of the conveyor belt, an expandable coating which, after vulcanization of the conveyor belt, has a pore structure provided to at least portions of the tension-member system. The sheets are formed from a polymeric material with resilient properties. In some aspects, the volume of the coating after vulcanization is from 30 to 5000% higher than prior to vulcanization. The coating may contain at least one of a blowing agent and/or microbeads.

Abstract: A stapled melt spinning method for producing nonwoven fabrics with hygroscopic metastatic feature. Firstly, fuse bio-polyamide 6,10 into melt, extrude and spin it out spin heads of extruder into filaments, cool, draw and collect filaments into tow, then extend, cut and card the filaments into the staples, and spread the staples on a conveyer to form fibrous web. Next, blend and dissolve pulp by N-methylmorpholine N-oxide (NMMO) dissolving solvent, dehydrate it to form dope, and extrude and spin it out spin heads of extruder into filaments, then cool, draw and collect filaments into tow, and extend, cut and card filaments into staples, then overlay the staples over existing fibrous web to form a composite fibrous web of bio-polyamide 6,10 and cellulose filaments. Finally, coagulate, regenerate and convert fibrous composite of bio-polyamide 6,10 and natural cellulose into nonwoven fabric with hygroscopic metastatic feature by hydro-entangled needle punching, drying, winding-up processes.

Abstract: A spunbond method for producing nonwoven fabrics with hygroscopic metastatic feature. Firstly, fuse prepared bio-polyamide 6,10 into a melt via spunbond method, next extrude and spun and draw the melt to form filaments, then bond and lay the filaments on a conveyer to form a substrate fibrous web of bio-polyamide 6,10. Secondly, blend and dissolve prepared pulp by putting N-methylmorpholine N-oxide (NMMO) dissolving solvent, then dehydrate it to form dope, then extrude the dope out by an extruder with external compressed quenching air for converting it into cellulose filaments, then draw, bond and overlay the cellulose filaments to become uniform natural cellulose filaments on existing substrate fibrous web previously to form an overlaid fibrous web in the conveyer.

Abstract: A fluid application device having a contact nozzle assembly with a fluidic oscillator is provided. The fluid application device includes an applicator head and a nozzle assembly. The nozzle assembly includes a first conduit configured to receive a first fluid from the applicator head, a second conduit configured to receive a second fluid from the applicator head and an application conduit including a receptacle and first and second branches. The receptacle is fluidically connected with the first conduit and configured to receive the first fluid. The first and second branches are fluidically connected to the second conduit and receptacle and are configured to receive the second fluid. The nozzle assembly further includes an orifice fluidically connected to the application conduit and configured to discharge the first fluid for application onto a strand of material, and a guide slot extending from the orifice and configured to receive the strand of material.

Abstract: The present application discloses a ceramic preform, a method of making a ceramic preform, a MMC comprising a ceramic preform, and a method of making a MMC. The method of making a ceramic preform generally comprises preparing reinforcing fibers, preparing a ceramic compound, and forming the compound into a desired shape to create the ceramic preform. In certain embodiments, the ceramic compound is formed as either a disc or a ring for use in a brake disc metal matrix composite. The metal matrix composite generally comprises the ceramic preform infiltrated with a molten metal to form the brake disc metal matrix composite. The method of making the metal matrix composite generally comprises heating the ceramic preform, placing the ceramic preform in a mold cavity of a die cast mold, and introducing molten metal into the mold cavity to infiltrate the ceramic preform to form the brake disc metal matrix composite.

Abstract: There is disclosed a laminated composite structure (12) having a plurality of laminae (13) formed of composite material, and at least one reinforcing pin (3) provided within the structure so as to extend between adjacent laminae (13). The at least one reinforcing pin (3) is formed from a plurality of interlaced metal filaments (1, 2). There is also disclosed a related method for reinforcing a laminated composite structure (12) via the use of at least one said reinforcing pin (3).

Abstract: A display device includes: a display module; a window disposed on the display module; and an adhesive layer disposed between the display module and the window, where the adhesive layer includes a pressure sensitive adhesive including an impregnation region impregnated with a fiber, and a density of the fiber in the adhesive layer is predetermined based on a position thereof in the impregnation region or a part of the display device corresponding thereto.

Abstract: A composite component (110) for a vehicle seat (1), in particular for a motor vehicle seat, includes a plurality of fabric layers (116) of a fibrous material, a matrix material (118) securing the fabric layers (116), and an insert part (140), disposed between at least two of the fabric layers (116), for locally reinforcing the composite component. An insert strand (150) is disposed at least in sections along an edge or an edge surface (141.1) of the insert part (140). A vehicle seat (1) includes the composite component, in particular with a back structure (110) designed as a composite component.

Abstract: A fiber reinforced structural element comprising a thermoplastic fiber reinforced member, a non-thermoplastic fiber reinforced member, and a multi-layer woven tie layer. The thermoplastic fiber reinforced member contains at least one layer of thermoplastic fibers and the non-thermoplastic fiber reinforced member contains at least one layer of non-thermoplastic fibers. The multi-layer woven tie layer contains at least a first woven ply and a second woven ply, where the woven plies are integrated through combined portions formed by interlacing warps or wefts of adjacent woven plies. The multi-layer woven tie layer is oriented such that the upper surface of the multi-layer woven tie layer which is predominately thermoplastic fibers is adjacent the thermoplastic fiber reinforced member and the lower surface of the multi-layer woven tie layer which is predominately non-thermoplastic fibers is adjacent the non-thermoplastic fiber reinforced member.

Abstract: Methods of making a fiber-reinforced thermoplastic polyurethane composite are described. The methods may include applying a sizing composition to a plurality of fibers to make sized fibers, where the sizing composition may include at least one curative for a thermoplastic polyurethane prepolymer. The sized fibers may be contacted with a thermoplastic polyurethane prepolymer composition to form a resin-fiber amalgam, where the thermoplastic polyurethane prepolymer composition includes 50 wt. % or less of a total amount of the curative that is also present on the sized fibers. The resin-fiber amalgam may then be cured to form the fiber-reinforced thermoplastic polyurethane composite.

Abstract: A carbon/carbon part and processes for making carbon/carbon parts are provided. The process involves forming steps, carbonization steps and densification steps. The forming steps may include needling fibrous layers to form fibers that extend in three directions. Pressure may be applied to a fibrous preform at an elevated temperature to increase the fiber volume ratio of the fibrous preform. The densification steps may include filling the voids or pores of the fibrous preform with a carbon matrix.

Abstract: An entangled net having a crumb dispersed therein may be used as a sound deadening material in a flooring system. The crumb may be adhered to said entangled net. The entangled net may include a first barrier layer affixed to an upper surface of said entangled net and/or a second barrier layer affixed to a lower surface of said entangled net. The crumb may be selected from the group consisting of: rubber; foam; natural elastic materials; synthetic elastic materials; fibers; and combinations thereof. The method of use and manufacture are also disclosed.

Abstract: A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. One or multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like.

Abstract: A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. One or multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like.

Abstract: A medical balloon with a variable diameter that is reinforced with continuous fibers woven to form a fabric with a varying number of layers and fiber densities. Portions of the balloon having a relatively smaller diameter are reinforced with a fabric having a reduced fiber density and an increased number of layers to facilitate the placement of the layers. The fabric also includes a braiding pattern that facilitates the transition from a single layer fabric to a multiple layer fabric. Also described is a manufacturing method for the braiding and layering.

Abstract: A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. Multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like.

Abstract: Method of making a carbon-carbon composite brake disc or pad by: needling a plurality of layers of fibrous fabric segments to one another to form a brake disc or pad preform; carbonizing the fibrous preform to provide a carbon fiber brake disc or pad preform having a fiber volume fraction in the range 17% to 30% in the brake disc or pad preform; densifying the resulting carbonized needled fibrous fabric preform with pitch (isotropic or anisotropic) or with pitch and CVD/CVI; carbonizing the resulting pitch-infiltrated carbon fiber disk to carbonize the pitch therein; heat-treating the resulting pitch-densified carbon brake disc or pad; and subjecting the carbon brake disc or pad to a final cycle of CVD/CVI processing in order to produce a carbon-carbon composite brake disc or pad having a density of at least 1.70 g/cc and having a uniform through-thickness density.

Abstract: Disclosed is a noise-absorbent fabric for a vehicle and a method for manufacturing the same. The noise-absorbent fabric for the vehicle includes a mono-layered nonwoven fabric and a binder. The mono-layered nonwoven fabric is formed of a super fiber, such as an aramid fiber, with a fineness of about 1 denier to about 15 deniers and a thickness of about 3 mm to about 20 mm. The binder is located in the same layer as the nonwoven fabric to maintain a three-dimensional shape of the nonwoven fabric.

Abstract: A filament winding apparatus for winding a fiber bundle on the surface of a liner is configured so that the end position of a fiber layer of the dome section of the liner is easily corrected. A control section stores a series of operations for winding the fiber bundle on the liner as winding data including steps, controls a fundamental operation which winds the fiber bundle on the basis of the winding data, and also controls a correction operation which corrects the end position of the fiber layer on the basis of an actual value and a design value when forming a fiber layer by winding the fiber bundle on the dome section of the liner.

Abstract: This Invention relates to a kind of microfiber artificial leather and its manufacturing methods, namely, adopting double-pile weaving process, taking highly-strengthened filament (or other filament) as ground warp and ground weft, using sea-island polyester microfiber or other microfiber as pile warp, adopting the V-shaped or W-shaped consolidation to weave into three-dimensional fabric, and then accepting padding of polyurethane resins, alkali treatment, sanding, dyeing and finishing. The artificial leather related in this Invention features delicate surface piles, high density, strong cortical feeling, good wear resistance, dimensional stability, good moisture permeability, good color fastness, and excellent mechanical properties, so it can be used as garment leather, shoe upper leather, car interior materials, furniture leather and so on.

Abstract: A method of making a sheet-form loop product can include placing a layer of staple fibers on a first side of a substrate, the layer of staple fibers including first staple fibers and second staple fibers that are intermingled with one another, where a diameter of the smallest circle capable of circumscribing one of the second staple fibers is greater than a diameter of the smallest circle capable of circumscribing one of the first staple fibers; needling substantially only the first fibers of the layer through the substrate by penetrating the substrate with needles that drag portions of the first fibers through the substrate during needling, leaving exposed loops of the first fibers extending from a second side of the substrate; and anchoring the loops of the first fibers by fusing the second fibers to each other on the first side of the substrate.

Abstract: Methods of making a fiber-containing prepregs may include drawing unsized fibers from a batch of molten glass. The method may also include applying a sizing composition to the unsized fibers to form a plurality of sized fibers, where the sizing composition includes a first polymerization agent for polymerizing caprolactam. The method may further include weaving the plurality of sized fibers into a fabric. Another step may include melting a reactive resin composition to form a melted reactive resin composition, where the reactive resin composition may include caprolactam. The melted reactive resin composition may be applied to the fabric. The method may further include heating the fabric and the melted reactive resin composition to a polymerization temperature, where the caprolactam polymerizes to form a fiber-resin amalgam including a polyamide. Another step may be to form the fiber-resin amalgam into the fiber-containing prepreg.

Abstract: A skin component for a vehicle for use as a roof module, an engine compartment hood or a trunk lid is disclosed. The skin component includes at least one supporting layer and a protective layer. The protective layer includes a fiber-reinforced band that is installed along at least one outer edge of the skin component.

Abstract: Method of manufacturing a plant receptacle wherein the following steps are performed: a) a PLA thread is co-extruded with a flexible aliphatic polyester, said flexible aliphatic polyester comprising 10 wt % to 30 wt % bamboo material, such that the flexible aliphatic polyester covers the PLA thread, thereby creating a weldable biodegradable thread; b) using said weldable biodegradable thread in a woven or non-woven process, making a permeable sheet material; c) continuously forming said sheet material into a continuous receptacle, by bringing the side edges of said sheet material into contact and welding said side edges together; d) cutting said continuous receptacle in predetermined lengths thereby creating separate plant receptacles.

Abstract: Some embodiments relate to three-dimensional molds and methods of forming such molds. A mold can be prepared by combining three-dimensional molds together. Then, a composite material, such as carbon fiber wetted with epoxy or another reinforcement material, is inserted into column gaps and beam holes in the mold. A joint region can be formed by extending the composite material beyond corner combining elements to reach to another edge combining element, which may prevent the necessity of an additional bonding or joining part. A coating part can enclose the composite material in the mold. The mold can be placed into a vacuum bag for vacuuming processing and bonding of the gaps of the composite material (e.g., carbon fiber) with each other and gaps in the mold. A heat treatment can be performed in a furnace. The product can be extracted by melting the mold in which the product is shaped.

Abstract: Provided is an adhesive fabric paper that is used in color printers for personal computers, printing machines for indoor and outdoor advertisement, wide format printers, plotters, and so on to print colored images. In the invention, the rear side of the fabric is not subjected to gray coating and white coating, and the front side of the fabric is coated with a coating solution containing at least one fixation-strengthening agent selected from among titanium dioxide, silicon oil, silicon dioxide, polyoxyethylene sorbitan trioleate, and polyvinyl alcohol. The adhesive fabric paper shows the same functions as those of the rear side coating layer and can be manufactured by a simpler process at reduced costs.

Abstract: A stent may be inserted and placed in a lesion portion that is being stenosed or has been stenosed in a blood vessel or a lumen in the body to expand the lesion portion that is being stenosed or has been stenosed. Further, the stent and the artificial blood vessel layers are integrally formed with each other without floating between the stent and the artificial blood vessel layers. Accordingly, foods or other contents travelling through the pathway of a lumen in the body or blood in the vessel may be prevented from contacting the lesion portion, and the progress of the stenosis of the lesion portion may be prevented that may occur as the lesion portion grows toward the inside of the hollow cylindrical body of the stent.

Abstract: This invention is directed to a filter media for manufacturing pleated filters comprising a non-woven, needle punch felt including a blend of a first polyester fiber and a bi-component fiber wherein said bi-component fiber has a sheath and a core wherein said sheath has a melting point above 110° C. and said nonwoven felt has an efficiency of greater than 89% for particles size of 3 to 10 ?m as determined by testing method ASHRAE 52.2. The invention can include a top portion and a bottom portion manufactured from a web made from a carding process that is cross lapped, cut and overlapped so that said top portion and said bottom portion are entangled by a needle punching process to create a homogeneous arrangement prior to applying heat and pressure to stiffen the media for pleating.

Abstract: The present invention relates to a connecting apparatus used for connecting underground pipes and to a composition for preparing a foamed sheet for the same. Specifically, the present invention relates to a sheet composition for pipe connection which comprises 1 to 10 parts by weight of a masterbatch including low-density polyethylene, high-density polyethylene, a maleic anhydride graft copolymer, a metallocene polyethylene elastomer, a foaming agent, and an additive, based on 100 parts by weight of a base resin including low-density polyethylene, high-density polyethylene, a maleic anhydride graft copolymer, and a metallocene polyethylene elastomer. When using the composition according to the present invention, a non-foamed sheet is produced during melt extrusion, and a foamed sheet is obtained at a high temperature by laminating the non-foamed sheet with a heater line and applying electricity thereto. Therefore, the sheet composition can be fused and filled into a pipe.

Abstract: A fiber optic cable includes a core and a binder film surrounding the core. The core includes a central strength member and core elements, such as buffer tubes containing optical fibers, where the core elements are stranded around the central strength member in a pattern of stranding including reversals in lay direction of the core elements. The binder film is in radial tension around the core such that the binder film opposes outwardly transverse deflection of the core elements.

Abstract: A bicomponent fiber is disclosed, in addition to systems and processes for making the bicomponent fiber. The bicomponent fiber can include a glass core and a polytetrafluoroethylene (PTFE) sheath circumferentially enclosing the glass core, wherein the bicomponent fiber has a diameter between approximately five micrometers and approximately twenty micrometers.

Abstract: Novel structural materials composed of industrial hemp fiber with recycled high density polyethylene (HDPE) as well as methods for the production of the same are disclosed. The material's mechanical strength outperforms that of conventional lumber and could compete with glass fiber reinforced composites, particularly in tensile strength. In addition, this material offers many other significant advantages including insect free, high moisture resistance, no harmful chemical treatments, and no rapid corrosion in water environments.