Abstract: Surface films, paints, or primers can be used in preparing aircraft structural composites that may be exposed to lightning strikes. Methods for making and using these films, paints or primers are also disclosed. The surface film can include a thermoset resin or polymer, e.g., an epoxy resin and/or a thermoplastic polymer, which can be cured, bonded, or painted on the composite structure. Low-density electrically conductive materials are disclosed, such as carbon nanofiber, copper powder, metal coated microspheres, metal-coated carbon nanotubes, single wall carbon nanotubes, graphite nanoplatelets and the like, that can be uniformly dispersed throughout or on the film. Low density conductive materials can include metal screens, optionally in combination with carbon nanofibers.

Abstract: This invention relates to high surface area materials, such as nanoparticles, that are coated with metal ions. These modified nanoparticles have active sites that bind various gases and/or odorous compounds, thereby removing these compounds from a medium such as air or water. Metal ions are adsorbed onto the surface of the nanoparticle and bound strongly to the surface. By selection of the metal ion, specific gaseous compounds and/or odorous compounds can be targeted and removed efficiently and effectively from both aqueous phase and from the air. The modified nanoparticles are useful in numerous article of manufacture for industrial and consumer use.

Abstract: An electrospinning fine fiber production methodology for generating a significant amount of fibers with diameters of less than 100 nanometers is provided. Also, a filter media composite comprising a substrate layer and an electrospun fine fiber layer having a increased efficiency relative to pressure drop and/or a controlled pore size distribution is provided. According to some embodiments nylon is electrospun from a solvent combination of formic and acetic acids.

Abstract: Particles containing at least two incompatible materials, such as a hydrophilic agent and a lipophilic agent, and particles from gas saturated solution (PGSS) processes for making such particles are provided.

Abstract: The linear low density polyethylene nanocomposite fibers are formed from a linear low density polyethylene matrix having carbon nanotubes embedded therein. The addition of the carbon nanotubes enhances the overall toughness of the material, resulting in increases over conventional linear low density polyethylene in the material's tensile strength, elasticity and ductility. The carbon nanotubes constitute between about 0.08% and 1.0% by weight of the linear low density polyethylene nanocomposite fiber. Optimal toughness is found at about 0.3 wt %. The linear low density polyethylene nanocomposite fibers are made by first melting a quantity of linear low density polyethylene, and then blending a quantity of carbon nanotubes into the melted linear low density polyethylene to form a mixture, The mixture is then extruded to form the linear low density polyethylene nanocomposite fibers, which are then spun in a spinneret die to produce the finished linear low density polyethylene nanocomposite fibers.

Abstract: A method of treatment for synthetic or natural fibre or yarn includes coating the fibre/yarn with a dispersion of carbon nanotubes in a coating composition which is cured by actinic radiation, such as UV, to provide a flexible conductive layer on the fibre/yarn. The liquid coating composition is sheared along the direction of a long axis of the yarn as it is applied to the yarn whereby the carbon nanotubes are substantially aligned prior to curing of the coating layer to provide improved longitudinal conductance. The method provides conductive fibre/yarn, from which anti-static textiles and fabrics can be formed, by treatment of conventional fibre/yarn and in a method with low energy consumption. The improved conductance allows thin or partial (e.g.

Abstract: A method of making a nonwoven web comprising nanofibers that are made by a melt film fibrillation process is disclosed. The nanofibers have a diameter of less than 1 micron, and comprise a significant number of the fibers in one layer of the web. The process generally includes the steps of providing a polymeric melt, utilizing a central fluid stream to form an elongated hollow polymeric film tube, and using this and/or other fluid streams to form multiple nanofibers from the hollow tube.

Abstract: The aim of the invention is to preserve the morphology of bicelles in high-water-content environments. For this purpose, the invention relates to a liposome comprising, in its internal aqueous medium, at least one bicelle. The bicelles concentration in said aqueous means is between 5 and 25% dry weight in relation to the end liposome. The invention also relates to the use of said liposomes for the encapsulation of active principles, as well as to the use thereof as a medicament or to produce a cosmetic product. The invention further relates to the method for obtaining said liposomes.

Abstract: A high-strength, lightweight inflatable structure is formed of at least one flexible fabric member that, in an inflated condition, forms a self-supporting structure. The flexible fabric member is formed from a bare fabric having an areal weight of less than 4.5 oz/yd2. The fabric is coated with air-impervious resin coating comprising a polyurethane resin having a mixture of graphene nanoplatelets and a phosphorus-based flame retardant added thereto. The thermally exfoliated graphene nanoplatelets contain residual graphene oxide. Graphene oxide, which is a polar molecule, has an affinity for the polar molecules that make up the phosphorus based flame retardant. Accordingly, in addition to its inherent flame-retardant properties, the phosphorus based flame retardant acts as a dispersant to improve the uniform dispersion of the graphene nanoplatelets within the matrix, thus reducing or eliminating the need to use additional dispersants.

Abstract: An armor panel for protection from a projectile having a movement spinning axis. The panel comprises armor strips attached to each other, a front face for facing the projectile, and a rear face for facing away from the front face. The strips are arranged so that at least a majority thereof is oriented transversely to at least the front face. The strips are connected to each other so that a static friction force Fs1 needs to be applied to at least partially disconnect them, and/or material from which at least some strips are made is such that a static friction force Fs2 needs to be applied to at least partially disconnect a portion thereof. At least during penetration of the projectile into the panel, a dynamic friction force between the projectile and the strips exceeds, under the respective condition, at least one of the Fs1 and Fs2.

Abstract: A process including article of manufacture, utilizes nanoparticles, such as quantum dots, as pigment or dye-pigment to color an article, via dye-sublimation, printing, coloring, or painting methods. Garments or decorative media are manufactured utilizing these methods to incorporate nanoparticles as coloring agents.

Abstract: In accordance with certain embodiments of the present disclosure, a method for forming a laminated nanocomposite is provided. The method includes applying a hydrogel precursor solution to a first layer of poly(L-lactide) nanofiber mesh. A second layer of poly(L-lactide) nanofiber mesh is stacked on the first layer with at least a portion of the hydrogel precursor solution being situated between the first layer and the second layer. The method further includes compressing the first layer and second layer together wherein the first layer and second layer are crosslinked to one another by the hydrogel precursor solution to form a laminated nanocomposite. Furthermore, the laminate layers, prior to crosslinking, can be wrapped around a rod and crosslinked to form a laminated tubular nanocomposite.

Abstract: A garment includes a breathable composite fabric between outer and inner fabric layers. The breathable composite fabric comprises two nanofiber web layers and a porous fluid drainage layer disposed therebetween.

Abstract: Gelatinous foam, coated paper, fabric, and polymer materials combined with the Colloidal Silver or Gold additive to formulate products with anti-microbial surfaces which will then be installed through a process determined by the owner/operator of a multi-person/multi-use facility (with input from the end user) to create anti-microbial areas within the facility. Embodiments of the present invention can be formed from polymer materials with silver or gold additives for creating bacteria-free anti-microbial areas, known as a Clean Zone™, in multi-use or multi-person facilities, such as gyms, hotels, hospitals, doctors' offices, food courts, restaurants, cruise ships, buses, and airplanes. The various embodiments include coated polymer sheets, polymer trays, bamboo and/or cotton towels, rugs and fabric, polymer foam, or polymer mats containing nano-silver or nano-gold in an scheduled and organized manner (with input/requests from the customer) to create permanent or semi-permanent anti-microbial surfaces.

Abstract: The invention provides process for making water-soluble nano-dispersions of water-insoluble materials in a water-soluble carrier material comprising the steps of: (i) providing a single phase mixture of: (a) a non-aqueous solvent or a mixture of miscible non-aqueous solvents, (b) at least one carrier material soluble in non-aqueous solvent (a), said carrier material being also soluble in water and solid at ambient temperature, (c) at least one water-insoluble payload material which is soluble in non-solvent (a), and, (ii) drying the mixture to remove solvent (a) and thereby obtain the carrier material (b) in solid form with payload (c) dispersed therein as nanoparticles, wherein the product of the drying step is water dispersible to give an aqueous solution of (b) and an aqueous nano-dispersion of (c).

Abstract: Disclosed are: a composition which enables the more effective development of the efficacy of a water-soluble drug in a solution containing the drug; and a dispersion in which a hydrophobic drug can be dispersed stably without requiring the use of any surfactant. Specifically disclosed are: a composition comprising ultra-fine bubbles having a mode particle size of 500 nm or less, a drug and water; and a process for producing a composition comprising ultra-fine bubbles having a mode particle size of 500 nm or less, a drug and water, which utilizes an ultra-fine bubble generation apparatus.

Abstract: This invention relates to high surface area materials, such as nanoparticles, that are coated with metal ions. These modified nanoparticles have active sites that bind various gases and/or odorous compounds, thereby removing these compounds from a medium such as air or water. Metal ions are adsorbed onto the surface of the nanoparticle and bound strongly to the surface. By selection of the metal ion, specific gaseous compounds and/or odorous compounds can be targeted and removed efficiently and effectively from both aqueous phase and from the air. The modified nanoparticles are useful in numerous article of manufacture for industrial and consumer use.

Abstract: The invention provides an aqueous bleaching solution for substrate treatment. The aqueous bleaching solution features a source of oxidant and a plurality of optically functional nanoparticles. The optically functional nanoparticles are nanoparticles in the range of about 0.1 nanometers to about 400 nanometers in size. The aqueous bleaching solution may optionally include one or more an oxidant-stable surfactants and optionally, one or more oxidant-stable polymers, and adjuncts. The optically functional nanoparticles are extremely stable in the aqueous bleaching solution and remain substantially suspended in the aqueous bleaching solution due to their extremely small size despite having an average density greater than that of the bleaching solution.

Abstract: A nano-composite article containing a nanofiber layer and a supporting layer. The nanofiber layer has a first outer boundary adjacent the supporting layer, a second outer boundary on the side of the nanofiber layer opposite the supporting layer and an inner boundary located at the mid-point between the first outer boundary and the second outer boundary and parallel to the first outer boundary. The nanofiber layer contains a matrix and a plurality of nanofibers, where at least 70% of the nanofibers are bonded to other nanofibers. The supporting layer contains a thermoplastic polymer. The concentration of nanofibers is substantially uniform in the nanofiber layer from the inner boundary to the first boundary layer.

Abstract: The invention relates to a fibrous substrate such as woven fabrics, felts, nonwoven fabrics that may be in the form of strips, laps or braids, said substrate being impregnated with an organic polymer or blend of organic polymers containing carbon nanotubes (CNTs). Another subject of the invention is a process for manufacturing said substrate, and the various uses thereof for the manufacture of 3D mechanical components.

Abstract: Fiber-like or film-like moldings are produced from a plastified mixture which, based on its weight, is from 60 to 10% by weight of a carrier component and from 40 to 90% by weight of a phase change material. The carrier component contains from 5 to 20% by weight of a polymer or polymer blend from the group of LDPE (low density polyethylene), HDPE (high density polyethylene), PMMA (polymethyl methacrylate), polycarbonate, or mixtures thereof, from 5 to 20% by weight of a styrene block copolymer, and from 0 to 20% by weight of one or more additives. Especially suitable phase change materials include natural and synthetic paraffins, polyethylene glycol (=polyethylene oxide), and mixtures thereof. The plasticized mixture is extruded through a spinneret or a slit die at a temperature of from 130 to 220° C. and is stretched.

Abstract: A process for producing a carbon nanotube resistor that is capable of providing a highly reliable resistor or fuse. The process comprises the step of introducing a carbon nanotube in a volatile solvent to a first concentration and conducting ultrasonic treatment thereof to thereby obtain an initial solution; the dilution step of stepwise diluting the initial solution with a volatile solvent under ultrasonication so as to adjust the same to a second concentration, thereby obtaining a coating solution; and the step of applying the coating solution between a first electrode and a second electrode, wherein the first concentration is 1(E10?4 g/ml or higher and the second concentration lower than 1(E10?5 g/ml.

Abstract: The invention relates to a planar or shaped textile material comprising or constituted of fibers, at least part of the fibers being coated with a hydrolytically condensed inorganic/organic hybrid material having single-walled or multi-walled carbon nanotubes which are embedded therein, optionally covalently bound thereto. The carbon nanotubes are preferably functionalized, especially with carboxylic acid groups or sulfanilic acid groups. The textile material is suitable for producing protective clothing, barrier materials or the like. The invention further relates to the use of the above-defined hybrid material as a coating material which imparts stain-resistance and/or antimicrobial properties to the coated substrate.

Abstract: The invention provides an aqueous bleaching solution for substrate treatment comprising a source of oxidant and a suspended polymer matrix having a plurality of optically functional particles associated with one or more copolymers present in the polymer matrix. The plurality of optically functional particles are associated with the copolymer during polymerization of at least one hydrophobic and at least one hydrophilic monomer so as to form a polymer matrix useful to impart an aqueous bleaching solution with optically functional properties providing a benefit to the solutions during storage, use and application to substrates for treatment.

Abstract: A soil repellency aqueous dispersion for treating various fibers, yarns, and textiles is disclosed. The dispersion provides superior soil resistance when compared to known fluorochemical and silicone fiber treatments. The dispersion comprises clay nanoparticle components and fluorochemicals that can be applied to the fibers, yarns, and textiles using known methods.

Abstract: The present invention provides a coloring composition which comprises pigment particles whose average particle size is not more than 200 nm and binder polymer particles. The composition permits the formation of a thin and uniform colored and coated layer on the surface of a fibrous structure without forming any color spot and without impairing the aesthetic properties and the flexibility of the fibrous structure and it has a good color-developing ability and excellent fastness of color. The method for coloring a fibrous structure using this composition permits the coloration of even a mixed material using a single coloring composition and at a single coloration step and the method is quite simple, it can ensure a high working efficiency, a high energy efficiency and quite effective use of water resources and it is free of any environmental pollution.

Abstract: The present (or current) nuclear shielding is bulky and difficult to handle due to the reduced stopping power of the neutral radiations (X, gamma, n) in materials. It is proven that these radiations are reflecting at grazing incidence angles on special substrates called super-mirrors that contain nano-layers of various materials. The usage of nano-structures in an ordered manner or of nano-tubes may create inside the nano-structure the super-mirror reflection conditions and makes these nano-structures act like wave-guide for this neutral radiation driving it and turning at angles greater than 90 degrees requiring a total thickness a few microns only. The usage of ferro or piezo electric nano-structures generates a “shield” structure that has the wave-guides inside with the path dependent on a control voltage.

Abstract: The present invention is directed to articles comprising nanofibers. The nanofibers, having a diameter of less than 1 micron, may comprise a significant number of the fibers in one layer of the web contained by the article. Preferably, the nanofibers are produced in a melt film fibrillation process. The articles include diapers, training pants, adult incontinence pads, catamenials products such as feminine care pads and pantiliners, tampons, personal cleansing articles, personal care articles, and personal care wipes including baby wipes, facial wipes, and feminine wipes.

Abstract: The present invention relates to compositions for household care which include a cationic nanogel, particularly for treating and/or modifying hard or textile surfaces. The composition particularly enables a hydrophilisation of hard surfaces, particularly useful in cleaning or rinsing operations.

Abstract: Disclosed is a composite carbon having a novel structure. This composite carbon has fibrous carbon which extends in the direction of the long axis, and multiple carbon nanotubes which are formed on the surface of the fibrous carbon and have a smaller diameter than the diameter of the fibrous carbon. The carbon nanotubes are formed as a group of multiple carbon nanotubes, with the lengthwise directions of each of the carbon nanotubes aligned in the same direction.

Abstract: Provided is a pretreatment agent for ink jet textile printing that can provide printed matters on fabric with high color-developing properties and less bleeding. The pretreatment agent includes at least water and (A) a multivalent metal ion and polymer fine particles, (B) a cationic polymer and polymer fine particles, or (C) cationic polymer fine particles.

Abstract: An apparatus comprising a substrate having a surface with a volume-tunable-material on the surface and fluid-support-structures over the surface and partially embedded in the volume-tunable-material. Each of said fluid-support-structures has at least one dimension of about 1 millimeter or less, and the fluid-support-structures are moveable in response to a volume transition of the volume-tunable-material.

Abstract: Carbon nanotube embedded textiles and methods for production of carbon nanotube embedded textiles are disclosed. Initially, carbon nanotubes, a cationic surfactant, and distilled water are mixed to form a stabilized carbon nanotube mixture. A textile is then soaked in a solution of the stabilized carbon nanotube mixture and an electrolyte to form a carbon nanotube adsorbed textile. The carbon nanotube adsorbed textile is then dried. Next, the dried carbon nanotube adsorbed textile is treating in a solution of a crosslinking agent and a catalyst to form a carbon nanotube embedded textile. The carbon nanotube embedded textile is then dried.

Abstract: An article of apparel having the ability to maintain a high MVTR while protecting the wearer from wind. The garment has a nanofiber layer bonded to, and in a face-to-face relationship with a fabric outer layer. Optionally a second fabric layer is bonded adjacent to and in a face-to-face relationship with the nanofiber layer and on the opposite side of the nanofiber layer from the first fabric layer. The fabric has a Frazier air permeability of no greater than about 7.6 m3/m2/min, and an MVTR of greater than about 500 g/m2/day.

Abstract: A finishing composition is described for deposition by dot-on-demand inkjet technique onto a textile substrate. The composition comprises a solution, dispersion or emulsion of a functional finishing agent in a vehicle, wherein the size of particles in the dispersion or emulsion of the finishing composition is less than about 2 microns. By ensuring sufficient fineness of the particles, effective and reliable droplet deposition may proceed without clogging. Of significance, the composition should not be subject to flocculation or sedimentation during use.

Abstract: A method includes a providing a molten glass fiber core and disposing a plurality of nanoparticles that include a transition metal oxide on the molten glass fiber core at or above the softening temperature of the glass fiber core, thereby forming a nanoparticle-laden glass fiber. The plurality of nanoparticles are embedded at the surface of said glass fiber core. A method includes providing a mixture of molten glass and a plurality of nanoparticles. The plurality of nanoparticles include a transition metal. The method further includes forming nanoparticle-laden glass fibers, in which the plurality of nanoparticles are embedded throughout the glass fibers.

Abstract: Methods for forming anisotropic nanotube fabrics are disclosed. In one aspect, a nanotube application solution is rendered into a nematic state prior to its application over a substrate. In another aspect, a pump and narrow nozzle assembly are employed to realize a flow induced alignment of a plurality of individual nanotube elements as they are deposited onto a substrate element. In another aspect, nanotube adhesion promoter materials are used to form a patterned nanotube application layer, providing narrow channels over which nanotube elements will self align during an application process. Specific dip coating processes which are well suited for aiding in the creation of anisotropic nanotube fabrics are also disclosed.

Abstract: The invention concerns a water-tight and water vapor-permeable membrane consisting of at least one membrane foil, whereby two membrane foils (21, 22) are provided, between which nanofibers (23) are positioned.

Abstract: A papermaking fabric is treated by applying a nanoparticle type coating to improve their resistance to contamination by foreign matter in the papermaking system. The coating is applied during fabric manufacture and cured during heat setting. Alternatively, the coating applied or renewed by utilizing an existing shower or locating a spray boom or other suitable coating application device in the dryer section to apply the coating to the fabric in a controlled, uniform manner. Prior to application of the coating, the fabric is first thoroughly cleaned such as by showering or spraying, and then dried. Following controlled application of the coating, any excess material is removed by a suitable means, such as by vacuum, and the remaining coating on the fabric is then cured, either by utilizing the ambient heat of the dryer section or by a portable bank of heaters. In this manner, the fabric does not have to be removed from the machine in order to apply or renew the contaminant resistant coating.

Abstract: A printable and electrically conductive paste includes a dispersible thermoplastic polyurethane; an electrically conductive filler; a water-soluble thickener; and water.

Abstract: A water based colorant that includes a polymer emulsion and semiconductor crystals capable of emitting light. The colorants include paints, inks and/or dyes can be applied to various substrates.

Abstract: A method for the production of long, high aspect ratio boron nitride nanotubes and boron nitride nanotube fibrils composed of single or few walled boron nitride nanotubes aligned in bundles of nanotubes 20 ?m and longer at a rate of above about 1 meter per second. Nanotube yarns comprised of twisted bundles of such nanotube fibrils are also described.

Abstract: Nanofibers are produced by converting/electrospinning a solution of polyamides into nanofibers having a mean diameter ranging from about 40 nm to about 350 nm; products containing such nanofibers are useful as filters in particle systems, as separation membranes for the textile industry or in the cell or polar solvent industry, or as humidity sensors or the like, as well as for applications in the materials industry.

Abstract: An apparatus for making a carbon nanotube yarn includes a tube and a collecting means. The tube has an opening capable of introducing organic solvent into the tube. The tube further has an inlet and an outlet defined through lateral walls thereof. The inlet is capable of accepting one or more carbon nanotube yarn strings and the outlet is capable of accepting the carbon nanotube yarn. The collecting means is positioned around the tube for collecting the carbon nanotube yarn as it comes out of the outlet.

Abstract: A method of manufacturing a nanofiber web using an electrospinning method is disclosed. The method comprises the steps of: supplying a polymer solution to the surface of a metal roller 10 with a direct current high voltage applied thereto; spinning the polymer solution supplied to the surface of the metal roller 10 toward a collector 40 of a metal plate with a direct current high voltage applied thereto having a different charge from that of the metal roller 10 to volatilize nanofibers, wherein the collector of the metal plate is located on the horizontal surface of the metal roller 10; and coating the volatilized nanofibers 70 on the collector 40. This method can improve the uniformity of the web, make the management of a production process easier, freely change type of web to be produced, make the maintenance and repair of facilities convenient, and simplify the facilities.

Abstract: A nanofibre yarn assembly including a longitudinally extending core for the yarn assembly and, twisted about the core, at least one ribbon of multiple nanofibres. The yarn assembly can be formed by drawing a longitudinally extending core for the yarn assembly through a concentric core-spinning zone, and, as the core travels through the core-spinning zone, twisting at least one ribbon of multiple nanofibres about the travelling core. Apparatus is also disclosed.

Abstract: The invention relates to a method for the production of cellulose shaped bodies according to the dry-wet extrusion method (Lyocell method) with high degree of whiteness and bioactive action for use in the textile sector and paper production. In the context of the invention, the term “bioactive” refers to antimicrobial efficacy, based on the antibacterial action of the element silver, which is used as nanoscale reagent for increasing the efficacy thereof. The chemically inert and, at the same time, bactericidal effect is used in the production of sports and leisure clothing with a high degree of whiteness and papers with a long shelf life. Use is possible in the medical sector, for example, for wound dressings, textiles for hospitals, and in the filter and packaging industry.

Abstract: The invention includes fabrics that have been dyed or finished with a dye that contains a conductive mixture of conductive organic materials, inorganic materials, metals, metal oxides, carbon and carbon nanotubes or combinations or mixtures thereof. The dye is used to finish a fabric such that it is conductive. These fabrics are useful in shielding law enforcement personnel from energy weapons discharge and in providing an electrostatic medium for personnel that work with static sensitive products. The fabrics, when appropriately grounded, dissipate the emitted charge and transmit it to ground. Additionally, the apparel has high wear resistance and is both thermally and electrically conductive yet is comfortable to wear.

Abstract: A conductive thermoplastic composition capable of forming conductive fibers including monofilaments, methods of making these compositions, and fibers including these compositions. The conductive thermoplastic compositions may be formed using any method capable of forming the compositions into fibers. The fibers are substantially smooth and/or are capable of being woven into fabrics or other articles to provide conductive properties to the fabric or article. These fibers provide effective static charge dissipation that may be imparted into applications such conveying belts or protective clothing for clean room operation.

Abstract: A method for the synthesis of monodispersed, organic-monolayer coated, calcium-containing nanoparticles is presented. A biphasic liquid system comprises an aqueous phase of bare particles and an organic phase containing organic molecules with carboxylic acid end group is mixed. The carboxylic acid group binds to the surface of the calcium-containing particles and the particles are coated with a monolayer of organic molecules. The exposed surface of the coated particles is more hydrophobic than the surface of the bare particle and the particles are extracted to the organic phase. The process changes the geometry of the particles and decreases the size distribution in a population of particles.