Abstract: A draining and filtering net, particularly for geotechnical applications, comprising an intermediate layer and a first outer layer and a second outer layer at the mutually opposite faces of the intermediate layer. The particularity of the invention consists in that the intermediate layer and the outer layers are provided monolithically. The intermediate layer is constituted by a plurality of substantially continuous filaments which lie along the extrusion direction. At least one layer of nonwoven fabric is further provided which is connected to one of the outer layers.

Abstract: A polyhydroxyalkanoate copolymer comprises one kind of unit of —[OCH((CH2)x—SOC6H5R)CH2CO]— (n=1-7)??(1) (wherein R is any one of H, halogen, CN, NO2, COOR?, SO2R? (R? is any one of H, Na, K, CH3 and C2H5; R? is any one of OH, ONa, OK, halogen, OCH3 and OC2H5), CH3, C2H5, C3H7, (CH3)2—CH and (CH3)3—C) and —[OCH((CH2)x—SO2C6H5R)CH2CO]— (n=1-7)??(2) (wherein R is any one of H, halogen, CN, NO2, COO R?, SO2R? (R? is any one of H, Na, K, CH3 and C2H5; R? is any one of OH, ONa, OK, halogen, OCH3 and OC2H5), CH3, C2H5, C3H7, (CH3)2—CH and (CH3)3—C) and at least one unit of chemical formulae (3) to (6): —[OCH((CH2)m—Rz)CH2CO]— (n=1-8) ??(3) (wherein Rz comprises a residue having either a phenyl structure or a thienyl structure), —[OCH((CH2)k—C6H11Ra)CH2CO]— (n=1-8)??(4) (wherein Ra is any one of H, CN, NO2, halogen, CH3, C2H5, C3H7, CF3, C2F5 and C3F7) —[OCH((CH2)n—CH?CH2)CH2CO]— (n=1-8), and??(5) —[OCH((CH2)n—COORb)CH2CO]— (n=1-8)??(6) (wherein Rb is any one of H, Na and K).

Abstract: A method of manufacturing a laminate of polymeric tapes, characterised in that polymeric tapes of the core-cladding C) type are used, in which the core material has a higher melting temperature than the cladding material, which method comprises the following steps: i) biassing the polymeric tapes, ii) positioning the polymeric tapes, iii) consolidating the polymeric tapes to obtain the laminate.

Abstract: A membrane on a carrier for filtration of liquids includes a carrier and a membrane. Also described is a method for manufacturing a membrane on a carrier as disclosed. Additionally described is the application of a membrane on a carrier as well as to a module including such a membrane. Also described is a method for determining fracture in such a membrane on a carrier.

Abstract: A net-reinforced film structure includes a film layer and a netting attached to the film layer having a pattern of netting strands. The netting strands are sealed to an opposing film structure, which may be either a similar net-reinforced film or a standard sheet of film, along a linear seal area. The netting strands in the non-sealed areas of the net-reinforced film structure are free from attachment to the opposing film structure. The netting strands along the linear seal area have a wider cross-section than the netting strands at the non-sealed areas, and this wider cross-section facilitates the sealing process.

Abstract: The present invention is directed toward a laminate composite structure and a method for fabricating a laminate composite structure, wherein the laminate composite structure comprises a solid laminate and a composite sandwich structure. The solid laminate includes a bend having composite pins inserted there through. The composite sandwich structure is comprised of a core material sandwiched between top and bottom composite face sheets.

Abstract: A plurality of surface acoustic wave elements, with an IDT electrode 2 and a pad electrode 3 formed on the principal surface of a piezoelectric substrate 1, are formed to be flip-chip mounted on a circuit board 5 and sealed using sealing resin 7. The circuit board 5 is diced integrally with the sealing resin 7 applying a rotating dicing blade 8 from the bottom surface side thereof to produce a plurality of surface acoustic wave devices. The side surfaces of the surface acoustic wave devices can be formed perpendicularly with dimensional accuracy without rounding or chipping an edge portion of the sealing resin 7.

Abstract: Apparatus and methods are presented for reinforcing and stiffening a printed circuit board (PCB) in selected locations by utilizing preferentially oriented fibers. Selected fibers within the polymeric material matrix of the PCB fiber-matrix layer are removed and replaced with a similar quantity of fibers in a preferential orientation. Various combinations of layering of modified fiber-matrix layer material with conventional fiber-matrix layer material are presented to achieve the desired PCB stiffening. Printed circuit boards, under the weight of heavy attached electronic components, may deflect or flex along an axis, defined as the characteristic fold. This flexing is exasperated with manufacturing and handling loading, particularly when mounted in a chassis. Preferentially orientated fibers laid transverse to the characteristic fold reinforces the area to resist flexure within the area surrounding the characteristic fold.

Abstract: A laminate is claimed, having a first cover layer, a fabric with perforations as the middle layer, and a second cover layer, as are a method for its production and the use of the laminate as a fluid absorption and distribution layer made of a nonwoven fabric layer oriented in the Z direction, for absorbent hygiene articles. A three-dimensional form is achieved in that the fabric is present in the shrunk state in the middle layer, i.e. is brought into this state.

Abstract: A cement panel that is reinforced with a fabric made of nucleated polypropylene fibers. The cement panel includes a core layer that is made of a lightweight cement composition. This core layer is covered with a layer of reinforcing nucleated polypropylene fabric on the top and on the bottom, each bonded to the core with a coating of cementitious material on the top and on the bottom of the core layer. On the edges of the cement panels, the fabric layers may be overlapped so as to augment the strength of these edges.

Abstract: A high strength flexible fabric structure including a plurality of flexible fabric sections, each section including a plurality of plies of alternating fiber orientation. A joint is located between adjacent sections. The plies of each section are offset to form a uniform thickness seam between the two sections without any overlap of plies of like fiber orientation.

Abstract: A sail body comprises sail body material with reinforcement stitching along expected load lines. Optionally, the sail body may be a molded, three-dimensional sail body. At least half of the reinforcement stitching may extend along at least half of the lengths of the expected load lines. The reinforcement stitching may also comprise a combination of stretch-resistant and controlled-stretch stitching styles, the combination of stitching styles may further comprise a length of stretch-resistant stitching followed by or preceded by a length of controlled-stretch stitching. Optionally, the sail body material may be molded to create a three-dimensional, molded sail body. The molding step may be carried out before the reinforcement stitching is applied to the sail body material.

Abstract: The invention relates to a coloured paint, suitable for the printing of films made from transparent, thermoplastic plastics, essentially comprising: a) one or more pigments, b) a binding agent, dissolved in c) an organic solvent or a mixture of organic solvents and d) usual adjuncts, characterised in that a poly(meth)acrylate or a poly(meth)acrylimide compound is used as binding agent with a vicat softening temperature VET (ISO 306 B) of at least 115° C. The invention further relates to printed films and insert-moulding pieces, produced using the above paint and the corresponding method for production and uses of the said insert-moulding pieces.

Abstract: A composite material panel having alternating layers of wood veneer with recycled or waste material. The layers are sandwiched together. The technique involves forming the composite material layer by layer and employing materials in each layer that are suited to satisfy requirements for specific kinds of construction. The layer of recycled or waste material is preferably flexible and has memory. Some examples include plastic straw, bars from plastic, tires or metal, balls from plastic or tires, sheet from plastic, tires or metal, air bubble cushioning from plastic. The metal is exemplified by aluminum and tin.

Abstract: A laminated product according to the present invention has a fiber reinforced resin layer, an elastic layer laminated on one surface of the fiber reinforced resin layer, and a surface protection layer laminated on a surface of the elastic layer for protecting the surface of the elastic layer. The fiber reinforced resin layer includes at least two prepreg sheets, each of which is formed by impregnating a thermoplastic resin into continuous reinforcing fibers arrayed in one direction such that the volume ratio of the continuous reinforcing fibers is in the range of 40 to 80%. The prepreg sheets are laminated so as to the array directions of the continuous reinforcing fibers at right angles.

Abstract: A composite carbon fiber material is formed of one or more layers of carbon fiber material in which the carbon fibers are aligned all in the same direction and a mat of nonwoven, woven, or off-axis unidirectional carbon fibers are laminated together. Layers may be used individually or as a hybrid. The layers can be preimpregnated or impregnated during processing using thermoplastic or thermosetting resins. A layer of thermoplastic resin is applied either over the surface or within the composite structure, and the resin permeates the material so as to provide a more stable mechanical structure once the resin is processed. The material combines good mechanical strength with improved electrical current carrying properties when compared with the aligned carbon fiber layer alone. The layering sequence, layer type, and resin type can be specified to tailor electrical properties, mechanical properties, durability, and wear resistance.

Abstract: A multilayer ceramic composite is described which contains at least one supporting zone having oxidation-sensitive reinforcing fibers as well as a matrix. The matrix optionally contains oxidation-sensitive components. The composite further contains at least one surface layer, as well as at least one additional protective layer disposed between the supporting zone and surface layer, and whose matrix is composed substantially of at least one component of the matrix of the supporting zone or cover layer. The protective layer further contains additives that form self-healing layers.

Abstract: In garments with a foamed net used as a clothing material (inter-lining), a clothing material is provided that is light-weight and easy-moving, and has improved warmth retaining property, cushioning property and buoyancy without spoiling the feeling of the garment to the wearer and does not cause cost increases or disadvantages in production. A foamed net in a meshed shape being constituted with a plurality of foamed strands intersected and simultaneously welded together at intersection points is inserted between an outer cloth and a lining cloth. The foamed strands may have a cross section form of elliptical shape with different ratios of height to width and the foamed strands are welded together so that the height direction of the cross section form may be orthogonal or almost orthogonal to the face of the net.

Abstract: Apparatus and methods are presented for reinforcing and stiffening a printed circuit board (PCB) in selected locations by utilizing preferentially oriented fibers. Selected fibers within the polymeric material matrix of the PCB fiber-matrix layer are removed and replaced with a similar quantity of fibers in a preferential orientation. Various combinations of layering of modified fiber-matrix layer material with conventional fiber-matrix layer material are presented to achieve the desired PCB stiffening. Printed circuit boards, under the weight of heavy attached electronic components, may deflect or flex along an axis, defined as the characteristic fold. This flexing is exasperated with manufacturing and handling loading, particularly when mounted in a chassis. Preferentially orientated fibers laid transverse to the characteristic fold reinforces the area to resist flexure within the area surrounding the characteristic fold.

Abstract: A vehicle exterior component includes an unwoven fabric having a noise absorbing function and an additional layer attached to the unwoven fabric. The unwoven fabric includes main fibers and binder fibers. The melting point of the binder fibers is lower than that of the main fibers. The unwoven fabric further includes a mesh structure in which the main fibers and the binder fibers are intertwined and welded to each other. The mesh structure is obtained by pressing a fiber web in which the main fibers and the binder fibers are intertwined. The unwoven fabric is formed into a predetermined outer shape. The additional layer has a function other than the noise absorbing function.

Abstract: A partially impregnated preform employs a fiber layer partially impregnated with a resin to form a fiber reinforced resin composite. The fiber layer of the partially impregnated preform is formed of a plurality of parallel oriented tows, each tow formed of a plurality of unidirectional reinforcement fibers. The resin is partially impregnated on one or both faces of the fiber layer. A resin composition for partially impregnating a fiber layer of a preform is also provided. A stack of partially impregnated preforms utilizes a plurality of partially impregnated preforms. The stack of partially impregnated preforms may be cross-ply reinforced by cross-ply stitching the stack of partially impregnated preforms together prior to curing to form a fiber reinforced resin composite upon curing.

Abstract: A fabric system for producing at least a woven fabric of controlled modulus or elongation in the MD or warp axis, has a core layer which is the main structural element, and may have one or more woven cover fabrics adhesively bonded with an off axis configuration to one or both sides of the core layer. In a preferred embodiment the core fabric is covered with at least one off axis fabric on both sides. The cover fabrics may also have resin or film top layers laminated or coated on their outside surfaces, for mechanical performance or UV protection or both.

Abstract: A method of making semiconductor devices comprising the steps of: preparing non-defective individual film packages having good quality, wherein leads are formed and a semiconductor chip is mounted on each of the film packages; attaching each of the non-defective individual packages to each of mounting portions of a plate; and cutting the plate into separate pieces, each of the separated pieces corresponding to each of the mounting portions on which each of the non-defective individual film packages is mounted.

Abstract: A composite substrate (10) is prepared for reinforcing a bituminous roofing material by securing together a carrier web (12) with a first set (14) of fiberglass rovings bundles and a second set (16) of fiberglass rovings bundles. The carrier web will have a pair of opposed planar surfaces. The web will define a machine direction and a cross machine direction for the substrate, with the first and second sets of rovings bundles each positioned in parallel relationship, with the longitudinal axes defined by the individual rovings of the two sets being in non-parallel relationship to each other when viewed normal to the plane of the web. The bundle sets are maintained in the spaced apart parallel relationships and the non-parallel angular relationship by the adhesive, stitching or other conventional method of securing which holds the substrate together. If a stitching machine is used, the preferred yarn (18) would be a polyester yarn.

Abstract: The present invention relates to the manufacture of a multi-layered board having a stable, and moisture-resistant surface. To accomplish this and other advantages of the invention, an improved binder system is used in the production of the surface layers of a multi-layered board which combines an. excellent resin penetration inside the wood constituents of the board's surface layers, with a strength, durability and resistance to ambient water and moisture. The improved binder system used in the production of the board surface layers according to this invention involves contacting wood pieces with a binder composition comprised of a curable powdery aldehyde resin and a curable isocyanate resin in the substantial absence of free water to provide a composite mixture that can be formed into a surface layer for assembly and lamination together with other wood and resin composite layers.

Abstract: Roofing of plastic sheet (preferably very flexible polypropylene) has embedded in it reinforcing threads of a higher tenacity (preferably ultra high molecular weight polyethylene) in a narrow mounting area along a panel edge, and other threads of lower tenacity in other areas of the panel (and preferably in the mounting area as well), the threads being preferably weft-knitted with nine by nine thread count throughout.

Abstract: A composite member having increased resistance to delamination includes a reinforcing wrap of fiber-matrix composite material which is encircled about the member so that the edge surfaces of the member are covered by the wrap. The wrap includes fibers which are oriented from about −60° to about +60° relative to the direction along which the reinforcing wrap is wrapped about the member. The fibers of the reinforcing wrap impart increased third-axis or Z-direction strength at the edges of the member where interlaminar tensile stresses are greatest.

Abstract: A low-stretch, flexible composite, made of one or several sections, particularly useful for making a sail (2), includes first and second polymer films (52, 62) with discontinuous, stretch-resistant segments (16) therebetween. The segments extend generally along the load lines (17) for the sail. The segments have lengths which are substantially shorter than corresponding lengths of the load lines within each section. The ends of the segments are laterally staggered relative to one another. Mats (20) of generally parallel mat elements can be used as the segments. The mat elements typically include discrete multifiber yarns (24, 26) and/or a fiber array (22), typically created by pneumatically laterally spreading apart the fibers of an untwisted multifiber yarn (32). A laminating assembly includes first and second flexible pressure sheets (66, 68), defining a sealable lamination interior (82) containing the material stack (64) to be laminated, housed within an enclosure (90).

Abstract: There are described a dimensionally stable laminate whose surfaces are formed by spunbonded webs and comprising at least two layers of spunbonded and at least one laid layer of reinforcing yarn, the laid layer or layers each being disposed between two layers of spunbonded and having a thread density of from 0.5 to 3 threads/cm, spunbonded and laid layers having been joined together by needling at about 20-70 stitches/cm2, a process for manufacturing this laminate, and its use for manufacturing roofing sheets and roof sealing sheets.

Abstract: A structural reinforcement in the form of an open gridwork which is advantageously used, for example, as part of a shoe sole. The structural reinforcement provides and/or enhances spring-like characteristics of the member it is reinforcing, propels and encourages the natural foot strike of the user to length the user's stride, increases the stride speed, and stabilizes the user's foot to prevent permanent compression of the midsole as a result of creep. The gridwork is impregnated throughout with a fully cured or B-stage thermosettable resin. The gridwork includes at least one continuous filament selected from the group consisting of glass, carbon, and aramid. The open gridwork is flat, corrugated, or double corrugated. The corrugated gridwork may be sinusoidal. The open gridwork may be part of a shoe midsole or may constitute a shoe midsole.

Abstract: A flat strip (1) including at least one layer (2) of longitudinal filamentary rovings (3), and means for assembling said filamentary rovings. The assembly means comprise a bonding material (5) and retaining means (4) surrounding and clamping said layer (2). The longitudinal filamentary rovings (3) are agglomerated into a relatively flat strand with a substantially rectangular cross-section, and each filamentary roving (3) has a predetermined average compactness of at least 60%. The retaining means (4) consist of a flat tubular sheath including elements (7) extending transversely to the longitudinal direction of said filamentary rovings (3). Said strip is particularly useful for reinforcing ducts used in the oil industry.

Abstract: The present invention provides a laminated body comprising a uniaxially stretched laminate composed of (I) a first thermoplastic resin layer and (II) an adhesion layer which has a lower melting point than said first thermoplastic resin layer (I) and is provided on at least one surface of said thermoplastic resin layer (I), said adhesion layer (II) being composed of a composition containing (A) 100 to 30% by weight of an .alpha.-olefin (co)polymer having a melt flow rate of 0.01 g to 100 g/10 minutes obtained by (co)polymerizing an .alpha.-olefin in the presence of a catalyst which includes at least one compound of a transition metal of Group IV in the Periodic Table containing a ligand having a cyclopentadienyl skeleton, and (B) up to 70% by weight of an olefin-based polymer; in one embodiment, the present invention relates to a nonwoven or woven fabric and a reinforced laminated body, each derived from the laminated body.

Abstract: The description relates to a laminate component consisting essentially of a highly elastic fibre-reinforced synthetic resin matrix which contains a) a laminate region with a bending E modulus of 10,000 to 40,000 MPa which can be made from several synthetic resin fibre prepregs hot-pressed together and thus hardened, b) connecting strips arranged on at least two opposite edges of the laminate region of soft elastic material which are bonded at the surface with the corresponding edges of the laminate region, and c) a decorative covering layer on one side of the laminate.

Abstract: The present invention relates to elastic laminate structures comprising an open cell polymeric mesh integrally thermal bonded between two fabric carrier layers and methods for manufacturing such laminates.

Abstract: The invention is a material suitable for use as the wall of a pressurized container such as the gas bag of a lighter-than-air vehicle. In detail the invention includes a first flexible ply having filamentary material comprising unidirectional filamentary material at 0 and 90 degrees to each other. A second flexible layer is included having unidirectional filamentary material at 0 and 90 degrees to each other and at 45 degrees to the filamentary material of the first ply. The strain value at failure for the filamentary material of the second ply is greater than the 0 and 90 degree filamentary material of the first layer. The first and second plies are bonded together by a resin. Preferably, additional a film of gas impermeable material and a ultra violet radiation resistant material are bonded to the first two plies.

Abstract: A composite shell which can be used, in particular, in the manufacture of bodies or compartments of flying vehicles used in rocketry or aeronautics, comprises a load-bearing framework formed of intersecting stiffening ribs, and an outer load-bearing shell. Box-shaped cover plates are secured with glue an the cross nodes of the stiffening ribs from the internal surface of the framework, and thin-walled plates are secured at the outer surface of the shell by threaded rod elements that pass through the shell and framework and are connected to the box-shaped cover plates. In one embodiment, the composite shell is formed of a plurality of panels connected together at their abutting edges.

Abstract: A yarn of meltblown thermoplastic fibers is manufactured by meltblowing fibers onto a collector to form a thin web thereon, and continuously withdrawing and twisting the web into a generally circular yarn. In a preferred embodiment the yarn has a reinforcing cord disposed therein to lend strength thereto. The yarn is suited for many applications, including knitted and woven fabrics, and cartridge filters.

Abstract: The invention comprises engineered structural wood products particularly useful in critical applications such as joists, headers, and beams where longer lengths, greater widths, and higher and predictable stress ratings may be required. The invention is also directed to a method for making the wood products. Most logs by nature are radially anisotropic, having wood of higher density and stiffness in their outer portion adjacent the bark than is found in the inner portion. The logs are machined to segregate the denser, stiffer outer wood. A first generally rectangular component is formed from the less dense inner wood. Second generally rectangular components are formed from the stiffer outer wood. Second components are adhesively bonded to at least one edge of the first component, more usually to opposite edges. The stiffer wood is thus specifically placed where it will contribute most effectively to the properties of the product.

Abstract: A Silicon carbide-silicon matrix composite having improved oxidation resistance at high temperatures in dry or water-containing environments is provided. A method is given for sealing matrix cracks in situ in melt infiltrated silicon carbide-silicon matrix composites. The composite cracks are sealed by the addition of various additives, such as boron compounds, into the melt infiltrated silicon carbide-silicon matrix.

Abstract: A method of forming a pin-reinforced foam core sandwich structure (10) including placing first and second face sheets (12), (14) on opposite sides of a foam core (16), the foam core (16) having at least one low density sublayer (28), an optional high density foam sublayer (26), and a plurality of Z-pins (20) positioned therein. The combination of the foam core (16) and face sheets (12), (14) forming a preliminary structure. Autoclave curing the preliminary structure according to a particular temperature and pressure regime, to crush the at least one low density sublayer (28) and to force the plurality of Z-pins (20) into the first and second face sheets (12), (14). Also provided is a pin-reinforced foam core sandwich structure (10) formed by the above process. In a second embodiment, all, or a portion, of the foam core (16) is removed using a solvent to dissolve the foam core (16), but not the Z-pins, to create a column structure (40).

Abstract: Antinoise and antifragmentation plates based on acrylic polymers containing filaments of plastic material placed at a distance comprised between 20 and 35% of the thickness with respect to the surface opposite to impact.

Abstract: Hand-tearable barrier laminates are provided which include a reinforcing layer having a first tensile strength laminated to flexible cellulosic web comprising open porosity and a second tensile strength which is less than the first tensile strength. The web is treated with a water-resistant polymeric resin for providing liquid water resistance to the web while permitting water vapor to pass through it. Inexpensive web materials can be substituted for polymer foam and microperforated plastic films currently employed by the housing industry.

Abstract: A wood structural member of the present invention, such as a laminated wood beam, a wood I-beam, or a truss, includes multiple synthetic fiber reinforcements. In a preferred embodiment, the reinforcements include synthetic fibers that are arranged parallel to one another and aligned with the longitudinal direction of the reinforcement and, therefore, accordingly the wood structure. The fibers are maintained in position by a resin encasement. The surface of a reinforcement to which a wood segment is bonded is adapted so that the reinforcement may be bonded to the structural member with nonepoxy adhesives, such as resorcinol, commonly used in the laminated beam industry.

Abstract: The invention provides an improved method of vibration welding of thermoplastic joints. Such welding is conducted by vibrating two fiber reinforced thermoplastic parts under pressure along their common interface to generate frictional heat to melt and fuse their surfaces together. Fibers from at least one surface penetrate both into the weld and into the other surface. As a result, the welded, fiber reinforced thermoplastic surfaces have increased tensile strength than heretofore achievable. Vibration welds of reinforced thermoplastic surfaces according to this invention achieve a maximum tensile strength as high as about 120% of a weld formed by the unreinforced surfaces of corresponding thermoplastic materials.

Abstract: A covering for use on a surface is provided. The covering is removable, non-skid, and non-adhesive. The covering includes a substrate having a front surface and a back surface. The substrate is non-skid coated. A decorative top sheet is adhered to the substrate.

Abstract: Compound threads (1) and the fabrics obtained therefrom are very inexpensive, of acceptable quality and preferably useable to make recyclable disposable garments. Said threads (1) include a thin carrier thread (2) to which a web mass (3) coming from the carding of the fiber used, is adhered preferably by means of use of a water-soluble glue or electrostatic means.The compound thread (1) has the possibility of making use, upon making the web (3), of the shortest fibrils that are usually disposed of.One of the fabrics obtained consists of a band or strip of web (3) that includes several carrier threads (2) placed parallel to each other and that can be cut to obtain compound threads (1.)Another fabric consists of weft thread and crossed warp thread of which all or some, depending on the different combinations, are compound threads (1.

Abstract: The present invention provides a laminated body comprising a uniaxially stretched laminate composed of (I) a first thermoplastic resin layer and (II) an adhesion layer which has a lower melting point than said first thermoplastic resin layer (I) and is provided on at least one surface of said thermoplastic resin layer (I), said adhesion layer (II) being composed of a composition containing (A) 100 to 30% by weight of an .alpha.-olefin (co)polymer having a melt flow rate of 0.01 g to 100 g/10 minutes obtained by (co)polymerizing an .alpha.-olefin in the presence of a catalyst which includes at least one compound of a transition metal of Group IV in the Periodic Table containing a ligand having a cyclopentadienyl skeleton, and (B) up to 7% by weight of an olefin-based polymer; in one embodiment, the present invention relates to a nonwoven or woven fabric and a reinforced laminated body, each derived from the laminated body.

Abstract: A structural reinforcement substrate with a conformable batt of relatively long staple oriented structural fibers disposed between at least two layers of randomly oriented short staple fibers and method of production thereof provides a strong, cohesive product which can readily be handled upon subsequent molding yet is readily conformable. Preferably, long oriented structural fibers are used in a plurality of planar elements. The jet orifices are widely spaced to minimize hydro-entanglement such that the original planar relationships of the fibers are substantially maintained.

Abstract: A splice having (a) a support comprising a polymeric film having a major surface; and (b) a fiber reinforcement comprising a plurality of monofilaments where the monofilaments have longitudinal axes extending in a parallel direction, one to another, across the major surface, and the monofilaments are bonded to the major surface of the support by a fiber adhesive, where the fiber adhesive is a moisture-cured polyurethane adhesive. The invention also relates to methods and products thereof for using the splice to form spliced flexible abrasive articles, including endless belt forms.

Abstract: A low-friction composite structure according to the present invention comprises: (1) a core material with a uniform cross section and having dimensional stability, the core material having two substantially planar surfaces; and (2) at least one polymer layer adhesively attached to one of the substantially planar faces of the core material, the polymer layer having applied thereto a friction-reducing ingredient selected from the group consisting of silicone resins and silicone oils. Preferably, the low-friction composite structure is constructed in segments, with the segments being assembled by groove-and-spline assembly to form the structure, such as through splines. Various additives, such as anti-oxidants, titanium dioxide, thermic stabilizers, ultraviolet stabilizers, hydrophobic ingredients, release agents, and anti-static ingredients, can be added to the polymer layer. Preferably, the polymer is polyethylene.