Abstract: A polyolefin nanocomposite material comprising the following components: (A) a crystalline or semi-crystalline polyolefin resin; and (B) a nanosized mineral filler comprising or substantially consisting of a hydrotalcite, wherein the amount of the hydrotalcite is from 0.02 to 6 parts by weight per 100 parts by weight of the nanocomposite material, and the ratio MFR (1)/MFR (2) of the melt flow rate value MFR (1) of component (A) to the melt flow rate value MFR (2) of the polyolefin nanocomposite material is of at least 1.

Abstract: Sintered, carbon friction materials are made from fibrous materials that are impregnated with resins prior to sintering. Preferably, non-woven fibrous materials are impregnated with phenolic resin and sintered at 400 to 8000 C. The resulting material has an open porosity above 50 percent by volume.

Abstract: The invention relates to a new base interlining for producing roofing membranes which have to meet a wide variety of requirements. The new base interlining provides a sufficient mechanical stability, good perforation strength, good tensile strength and a high resistance to thermal stress, inter alia required for base interlining during bituminization. In addition, the new base interlining requires a considerable reduced volume of impregnating bitumen when producing bituminized roofing materials and therefore high costs of special bitumens for filling the base interlining can be avoided. Beside the new base interlining, a method for producing it as well as roofing membranes comprising the base interlining are subject matter of this invention.

Abstract: The present invention relates to a process for producing electrospun fibers comprising polyethyleneimine nanoparticles (PEIN). The use of PEIN permits the antibacterial finishing of electrospinnable polymers, provided that these polyethyleneimine nanoparticles are particles of derivatized polyethyleneimine (PEI), since pure underivatized PEI has no antibacterial action. Preference is given to using quaternized polyethyleneimine. The electrospinnable polymers can be coated with PEIN during and/or after the electrospinning. The polymeric fibers obtainable by the process according to the invention can be used for textile fibers, for example for the production of fibers for functional apparel or for fibrous nonwoven webs or fibrous mats for cell culture substrates.

Abstract: The disclosure relates to composite nonwoven fibrous web including an embedded phase having a population of particulates forming a substantially continuous three-dimensional network, and a matrix phase comprising a population of fibers forming a three-dimensional network around the particulates. The disclosure also relates to methods of making a composite nonwoven fibrous web including forming an embedded phase having a population of particulates in a substantially continuous three-dimensional network, and forming a matrix phase comprising a population of fibers forming a three-dimensional network around the particulates. Articles made from a composite nonwoven fibrous web prepared according to the methods as described above are also disclosed.

Abstract: This invention provides a composition for forming a fabric by spraying onto a supporting surface, the composition comprising fibers, a binder dissolved in a first carrier and a second carrier wherein the boiling point of the second carrier is at least 400 C and is higher than the boiling point of the first carrier. Further aspects of the invention include the fabric formed by spraying the composition and an article comprising the fabric, an apparatus and a method for spraying the composition.

Abstract: A passive electrical article including a dielectric layer having a nonwoven material.

Abstract: Provided is a coated nonwoven mat prepared by the process of passing a nonwoven mat over the surface of a binder or coating slurry to touch the bottom side of the mat sufficiently to fully wet the glass mat. The wetted nonwoven mat is then immersed in a slurry of the binder or coating material to fully saturate the mat with the slurry material. The process of the present invention allows one to control the porosity of the saturated fibrous nonwoven mat at high consistency with reduced scrap rate. The saturated mat will have improved tensile strength.

Abstract: An aqueous anti-dusting emulsion formulation for use in the manufacture of fibre wool insulation comprises (by weight): a) less than 90% a petroleum hydrocarbon; b) 10%-100% of a triglyceride; and, c) 1%-10% of a surfactant such as an ammonium or sodium salt of lignosulphonic acid. Also provided are fibre wool insulation products incorporating such formulations and methods of making such insulation products.

Abstract: Inclusion of a needle structured clay or the plate structured clay sodium montmorillonite in a chitosan film was found to reduce shrinkage of the film. The clay is processed into a substantially dispersed form. Laminates fabricated from this chitosan film including dispersed clay can be used in make a variety of finished articles that can be used to provide protection from hazardous chemical and biological agents.

Abstract: The present invention concerns an area-measured material (sheet material) (10) comprising a continuous surface portion (frames) and a void content (12) of at least 25%, preferably 50% or more in relation to the total area covered by the area-measured material (sheet material). The continuous surface portion frames consists totally or partially of hollow structures, tubes or capillaries (13) tailored to transport a fluid medium. These hollow structures are docked to at least one collector (11). Both textile sheet material with hollow fibres, sheets, films, panels or composite structures of sheets, films or panels with hollow structures as tubes or capillaries can be used as well as grids with elongated ribbon-like elements. These area-measured materials (sheet materials) can be used for instance to absorb and/or store and/or transport and/or to discharge energy, in particular, if the “energy density” is low. The absorbed energy can be converted into any other kind of energy.

Abstract: A polyolefin composition comprising (parts by weight): A) 50-90% of of polypropylene homopolymer with an isotactic index (percentage by weight of fraction insoluble in boiling n-heptane) higher than 80, preferably between 90 and 98, or crystalline copolymer of propylene with ethylene and/or an alpha-olefin having 4-10 carbon atoms, containing 85% or more of propylene and having an isotactic index equal to or higher than 80; B) 10-50% of Butene-1 (co)polymers having a content of butene-1 units in the form of isotactic pentads (mmmm) from 25 to 70%; intrinsic viscosity [?] measured in tetraline at 135° C. from 1 to 3 dL/g; a content of xylene insoluble fraction at 0° C. from 3 to 60%. Fibers and spun bond (woven non woven) thereof.

Abstract: A method for making a flexible fibrous continuous tape containing 60 to 98 wt % fiber based on the weight of the tape, from multifilament yarn selected from aramid, glass, aromatic polyester, and rigid rod polymer, comprising the steps: a1) spreading the filaments of the yarn to obtain a filament layer having a cross sectional aspect ratio (w/h) of 2 to 2000; and b1) treating the spread filaments with a curable resin, or a liquid thermoplastic resin or wax; or a2) treating the yarn with the curable resin, or the liquid thermoplastic resin or wax; and b2) spreading the filaments of the yarn to obtain a filament layer having a cross sectional aspect ratio (w/h) of 2 to 2000; followed by c) fixating the filaments by curing or solidifying the resin to obtain the tape, wherein steps a1-b1, respectively a2-b2, and c are performed in-line.

Abstract: The invention relates to a nonwoven mat as half-stuff which contains a high performance thermoplast as melt fiber and a reinforcing fiber, and also a method for producing a nonwoven mat of this type and fiber composites produced from the nonwoven mat.

Abstract: A breathable, semi-permeable, laminate that includes at least one a semi-permeable layer having top and bottom surfaces; at least one microporous liquid impermeable layer bonded to at least one surface of the semi-permeable layer; and at least one textile layer.

Abstract: There is provided a sheet for barrier leg cuffs for use in absorbent products, such as disposal diapers. The sheet has excellent air permeability and is highly effective in preventing the leakage of loose feces. The sheet for barrier leg cuffs is made from a continuous-fiber nonwoven fabric having a ratio of thickness to basis weight equal to or higher than 0.015 mm/(g/m2). Preferably, the sheet for barrier leg cuffs is made from a continuous-fiber nonwoven fabric containing a fiber mixture of thermoplastic elastomer continuous fiber and extensible continuous fiber. The sheet for barrier leg cuffs according to the present invention has air permeability, is highly effective in preventing the leakage of loose feces, and is flexible and hence excellent in terms of feel against skin; thus, it can be suitably used in barrier leg cuffs of disposable diapers, sanitary products, and other absorbent products.

Abstract: The thermoplastic polyurethane comprises an inorganic additive, at least 70% of the particles of the inorganic additive having a maximum particle diameter smaller than 75% of the fiber diameter of the thermoplastic polyurethane.

Abstract: Thermoplastic polyolefin polymer composition, polymer chip, fiber, woven or nonwoven fabric, film, closures, laminates can comprise a polymer, a polymer and a nonvolatile polymer-compatible carboxylic acid. Thermoplastic polyolefin polymer composition can also comprise a polymer, a cyclodextrin-modified polymer and a nonvolatile polymer-compatible carboxylic acid. The carboxylic acid moiety of the polymer composition can react with basic materials in the polymer environment and reduce release of the basic material. The cyclodextrin can act to absorb or trap other contaminants or odors in the environment.

Abstract: A nonwoven fabric that is not easily damaged during use is provided. A fiber web supported by a predetermined supporting member from the lower face side is blown with fluid, mainly composed of gas, from the upper face side of the fiber web to move fibers that constitute the fiber web, thereby forming at least a plurality of open areas. The nonwoven fabric includes a plurality of open areas continuously formed along a predetermined direction with a predetermined interval and a plurality of joining portions, each of which are formed between the open areas adjacent to each other in a predetermined direction.

Abstract: The present invention relates to as-spun fibers and filaments comprising a nucleated metallocene polypropylene. Said fibers and filaments are characterized by improved mechanical properties. The present invention also relates to nonwovens made with such fibers and filaments and to a process for making such fibers and filaments.

Abstract: A heat-resisting ultrafine fibrous separator of the present invention is prepared by an electrospinning process, formed of ultrafine fibers of heat-resisting polymer resin having a melting point more than 1800 C or not having the melting point, or ultrafine fibers of polymer resin capable of swelling in an electrolyte, together with the ultrafine fibers of heat-resisting polymer resin. Also, polyolefine fine particles providing a shutdown function are dispersed in the heat-resisting resin or the polymer resin capable of swelling in the electrolyte. The heat-resisting ultrafine fibrous separator of the present invention has the shutdown function, low thermal contraction, thermal endurance, excellent ionic conductivity and excellent adhesive property with an electrode, so a battery having excellent cycling characteristics, and having high-energy density and high capacity can be prepared.

Abstract: The invention provide for a method of improving bioactivity of a surface of an object. The invention further provides for a method of preparing an object for medical implantation. The invention even further provide for an article made by a method comprising the steps of forming a gas-cluster ion-beam in a reduced-pressure chamber, introducing the article into the reduced-pressure chamber, and irradiating at least a portion of the surface of the object with the gas-cluster ion-beam. The invention still further provides for an article for medical or surgical implantation made by a method comprising selecting at least a portion of a surface of the object for increased bioactivity, forming a gas-cluster ion-beam in a reduced-pressure chamber, introducing the object into the reduced-pressure chamber, and irradiating the selected at least a portion with the gas-cluster ion-beam to increase the bioactivity of the at least a portion.

Abstract: A blowable insulation material comprising random shaped blowable clusters which are comprised of natural fibers or material. In preferred embodiments, the clusters also comprise man-made fibers or materials. A process to produce the blowable clusters is also disclosed.

Abstract: The invention concerns improved moisture-regulating composites comprising a sheetlike substrate material, a water-soluble hygroscopic substance and a water-absorbing polymer polymerized onto the substrate material in the presence of the hygroscopic substance and comprising a plasticizer, methods of making them and their use for moisture regulation.

Abstract: The present disclosure generally relates to absorbent articles. More specifically, the present disclosure relates to an absorbent article comprising a surge management layer comprising a nonwoven web. The nonwoven web includes a filler fiber and a binder fiber. A portion of the cross-sectional area of the filler fiber is hollow, and the binder fiber includes a sheath component and a core component.

Abstract: Disclosed is a water-repellent/oil-repellent agent which is composed of a fluorine-containing polymer containing a repeating unit (A) derived from a fluorine-containing monomer having a fluoroalkyl group or a fluoroalkenyl group, and a repeating unit (B) derived from a monomer having an imide group at a weight ratio of from 10/90 to 95/5 (repeating unit (A)/repeating unit (B)). Also disclosed is a thermoplastic resin composition which is obtained by adding such a water-repellent/oil-repellent agent into a thermoplastic resin. Since the fluorine-containing polymer is improved in heat resistance, the water-repellent/oil-repellent agent is capable of imparting a wide range of thermoplastic resins with excellent water repellency and oil repellency.

Abstract: A film (1) for construction with at least one functional layer (2) and optionally at least one other layer, especially a carrier layer and/or reinforcing layer (3), the functional layer (2) having a water vapor diffusion resistance (sd value) that is dependent on the ambient humidity. The functional layer (2) has at least one material (4) that can be obtained from a renewable raw material, especially at least one polymer based on a renewable raw material.

Abstract: The invention relates to the manufacture of new composite materials suitable in particular as materials in interior construction, for linings, constructions and for the manufacture of furniture and similar products.

Abstract: Methods and materials are reveled relating to novel fibrous materials such as textiles. In some instances, methods are revealed for using various types of precursors for forming designated fiber patterns for textile sheets and structures. Such methods can provide tailored textiles with properties and features that are not achievable using typical woven fabrics and manufacturing techniques. Precursors can be utilized in conjunction with preformed fibers or existing textile materials to provide modified textiles as well.

Abstract: A substrate includes a fibrous material in the form of mineral wool of insulation type and/or glass fibers of reinforcement type, and a coating provided over at least a portion of a surface of the fibrous material, the coating having photocatalytic properties and including at least partially crystallized semiconductor material which has photocatalytic properties and which is of the oxide or sulphide type, and a bonding agent configured to adhere fibers of the fibrous material to each other, the bonding agent including an adhesion promoting agent configured to promote the adhesion of the coating to the fibrous material. The bonding agent is selected from one of an adhesive agent for mineral wool, a sizing agent for reinforcing threads, a bonding agent for a mat or web obtained from reinforcement threads, and an adhesive agent for a web obtained from glass wool.

Abstract: A process is provided for issuing material from a nozzle in a rotor rotating at a given rotational speed wherein the material is issued by way of a fluid jet. The material can be collected on a collector concentric to the rotor. The collector can be a flexible belt moving in the axial direction of the rotor. The collected material can take the form of discrete particles, fibers, plexifilamentary web, discrete fibrils or a membrane.

Abstract: A system for curing a binders applied to glass fibers is disclosed. The curing of the binder is accomplished by passing the binder coated glass fibers through a curing oven having one or more temperature zones. The temperature of the binder coated glass fibers is monitored and the temperature in the curing oven is adjusted to ensure proper heating of the glass fibers thereby ensuring uniform curing of the binder composition. Temperature measurements are made either as the product traverses the oven or as the cured product exits the curing oven. The invention is particularly useful for curing acrylic thermoset binders and formaldehyde-free binders.

Abstract: Hydrophilic porous substrates, methods of making hydrophilic porous substrates from hydrophobic polymers are disclosed.

Abstract: Polymeric blends and polymeric mixtures that incorporate a blend of a first polyethylene and a second polyethylene are described. The first and second polyethylenes have a predetermined relationship for the density and the melt index of the individual polyethylenes. Also described are fibers (including bicomponent fibers) and nonwoven materials made from the fibers where the fibers are extruded using the polymeric blends, and/or the polymeric mixtures.

Abstract: In a nonwoven fiber assembly which comprises a fiber comprising a thermal adhesive fiber under moisture and in which the fiber are entangled with each other, the fibers are bonded at contacting points of the fibers by melting the thermal adhesive fiber under moisture to distribute the bonded points approximately uniformly, thereby obtaining a buffer substrate. The buffer substrate may further comprises a conjugated fiber comprising a plurality of resins which are different in thermal shrinkage and form a phase separation structure, and the conjugated fibers may have an approximately uniform crimps having an average curvature radius of 20 to 200 ?m and are entangled with the fibers constituting the nonwoven fiber assembly.

Abstract: The present invention is directed to ion-sensitive, hard water dispersible polymers. The present invention is also directed to a method of making ion-sensitive, hard water dispersible polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising ion-sensitive, hard water dispersible binder compositions and their applicability in water dispersible personal care products.

Abstract: Non-woven glass mats and methods of making and using the same are provided. The mats include chopped glass fibers and a curable binder disposed on the glass fibers. The binder contains a modified soy protein and exhibits low to ultra-low or negligible formaldehyde emissions.

Abstract: A support for a separation membrane includes a long-fiber nonwoven fabric composed of thermoplastic continuous filaments.

Abstract: In accordance with the invention, there are articles including hydrophobic composite coating and methods of forming a hydrophobic composite coating. The method of forming a hydrophobic composite coating can include providing a substrate, wherein the substrate can include at least one region. The method can also include providing a dispersion including a plurality of carbon nanotubes, a stabilizer, a hydrophobic polymer, and a solvent, wherein the plurality of carbon nanotubes can be selected from the group consisting of single wall carbon nanotubes and multiple wall carbon nanotubes, and wherein each of the plurality of carbon nanotubes has an aspect ratio of at least about 10. The method can further include applying the dispersion to the one region to form a coated substrate and heating the coated substrate to form a hydrophobic composite coating such that the hydrophobic composite coating has a water contact angle of at least about 120°.

Abstract: The invention is directed to stretched polyolefin materials having an E-modulus of at least 17 GPa, preferably at least 20 GPa and a strength of at least 400 MPa, comprising a polyolefin and a nano-material, such as a nucleating agent, which material is obtainable by a process comprising a stretching step wherein the material is stretched at a stretch ratio of at least 16. The materials of the invention can be produced by a process comprising the steps of: providing a compound of a polyolefin material and a nano-material, e.g. a nucleating agent, wherein the nano-material is dispersed preferably on a molecular scale in the polyolefin material, extruding this compound, followed by a stretching step wherein the material is stretched to a total stretch ratio of at least 16.

Abstract: An article of apparel is disclosed that includes a textile with at least one property that changes upon exposure to a physical stimulus. The textile has a modifiable structure formed from one or more yarns that exhibit a dimensional transformation upon exposure to the physical stimulus. The yarns have a first set of dimensions when unexposed to the physical stimulus, and the yarns have a second set of dimensions when exposed to the physical stimulus. The structure of the textile is modified by exposing the textile to the physical stimulus such that the yarns transform from the first set of dimensions to the second set of dimensions and change the property of the textile. Reinforcing structures, incisions, partial incisions, and coatings may also be utilized to enhance the textile structures.

Abstract: A textile coating is made from a web of fibres including a first area and a second area. The first area is a cohesion area where the fibres of the web are integrated into a tight entanglement holding the fibres and located on only a portion of the thickness of the web. A method for making the textile coating includes: applying an alternating electric field to the web having at least one face bearing a heat-meltable powdery binder, thereby introducing said powdery binder into the web, so as to concentrate the binder at the first area, then melting the binder by supplying heat, and leaving the binder to cure or causing it to cure.

Abstract: A friction plate 22 is formed by pasting a friction member 25 to a core plate 23 of a metal. Numeral 24 designates a spline teeth fitted to a torque transmitting member. The friction member has a nonwoven cloth including aramide fiber and at least one of carbon fiber, carbonized fiber, cellulose fiber and rayon. A thermo-hardening resin includes a friction conditioner, and is impregnated to the friction member. Further, a distribution rate of the friction conditioner is made to be high at a friction surface and is gradually lowered toward a bottom surface. Further, in manufacturing the wet type friction member, a roll, an ultrasonic wave transmitter, a vacuuming apparatus on the like is used.

Abstract: Methods and means are described to modify fiber characteristics in a fiber producing plant, such as cotton, based on the use of a novel type of sucrose synthase protein or related nucleic acids.

Abstract: A web comprising a layer of crosslinked cellulosic fiber overlaid on and integral with at least one layer of regenerated cellulose fiber. The crosslinked cellulosic fiber can be sandwiched between two regenerated cellulose fiber layers. The regenerated cellulose can be viscose or lyocell.

Abstract: A thermoplastic starch for use in a melt-processed composition (e.g., fiber, nonwoven web, etc.) is provided. The thermoplastic starch contains an enzymatically debranched starch and a plasticizer. By selectively controlling certain parameters of the enzymatic modification process (e.g., temperature, enzyme and starch concentrations, reaction time, isolation method, etc.), the present inventors have discovered that a native starch may be hydrolyzed in a highly efficient manner to form compositions having a comparably lower weight average molecular weight and viscosity, which are particularly suitable for use in the formation of thermoplastic starches for use in melt processing applications.

Abstract: Processes and products utilizing (meth)acrylic esters of poly(trimethylene ether) glycol are provided. Products that can be made include ceramic materials, personal care products, inks, coatings, fabrics, and other articles that can be made from reaction products of (meth)acrylic ester of poly(trimethylene ether) glycol with certain monomers.

Abstract: A substrate (1) for thermoelectric conversion modules has a ceramic material as a main component and has flexibility. A thermoelectric conversion module (2) has a plurality of thermoelectric elements (3, 4) arranged in the longitudinal direct of the substrate (1), at least on one surface of the substrate (1), so that the longitudinal directions of the thermoelectric elements (3, 4) are along the width direction of the substrate (1). Electrodes (5), which electrically connect the thermoelectric elements (3, 4) in series, are arranged on the end portions of the thermoelectric elements (3, 4).

Abstract: The present invention provides a nonwoven web prepared from multicomponent fibers which are partially split. The partially split multicomponent fibers have at least one component of the multicomponent fiber separated from the remaining components of the multicomponent fiber along a first section of the longitudinal length of the multicomponent fibers. Along a second section of the longitudinal length of the multicomponent fibers the components of the multicomponent fibers remain together as a unitary fiber structure. In addition, part of the second section of the multicomponent fibers is bonded to part of a second section of an adjacent multicomponent fiber.

Abstract: Unique PTFE fabric and laminate structures, and methods for making the same, are described. Particularly, the invention comprises a laminate of a fabric comprising a plurality of PTFE fibers overlapping at intersections, wherein at least a portion of the intersections have PTFE masses extending from at least one of the overlapping PTFE fibers, and which lock the overlapping PTFE fibers together, bonded to a membrane by at least said PTFE masses. Such reinforced membranes exhibit exceptionally high bond strength, a particularly valuable attribute in applications in which durability is important.