Abstract: Presently described are methods of inhibiting water vapor adsorption of a powder and methods of storing a powder at increased humidity level. The methods comprise providing adding discrete hydrophobic nanoparticles to a plurality of particles.

Abstract: Methods for treating clastic formations bearing brine and at least one of black oil or volatile oil using a composition containing a nonionic polymer and solvent. The solvent at least one of solubilizes or displaces at least one of brine or oil in the clastic formation. Methods for treating a formation having at least one fracture using a composition containing a nonionic polymer and solvent. Methods for making a composition for treating a clastic formation bearing brine and at least one of black oil or volatile oil.

Abstract: A structured abrasive article comprises an at least translucent film backing and an abrasive layer disposed on the backing. The abrasive layer comprises a plurality of shaped abrasive composites. The shaped abrasive composites comprise abrasive particles dispersed in a binder. The abrasive particles consist essentially of ceria particles having an average primary particle size of less than 100 nanometers. The binder comprises a polyether acid and a reaction product of components comprising a carboxylic(meth)acrylate and a poly(meth)acrylate, and, based on a total weight of the abrasive layer, the abrasive particles are present in an amount of at least 70 percent by weight. Methods of making and using the structured abrasive article are also disclosed.

Abstract: A multifunctional optical film for enhancing light extraction includes a flexible substrate, a structured layer having nanoparticles of different sizes, and a backfill layer. The structured layer effectively uses microreplicated diffractive or scattering nanostructures located near enough to the light generation region to enable extraction of an evanescent wave from an organic light emitting diode (OLED) device. The backfill layer has a material having an index of refraction different from the index of refraction of the structured layer. The backfill layer also provides a planarizing layer over the structured layer in order to conform the light extraction film to a layer of an OLED display device. The film may have additional layers added to or incorporated within it to an emissive surface in order to effect additional functionalities beyond improvement of light extraction efficiency.

Abstract: Method of making particle compositions exhibiting improved floodability and/or flowability properties. The compositions generally contain particles and non-surface modified nanoparticles.

Abstract: Transparent fluorescent structures comprising a matrix and fluorescent nanoparticles disposed within the matrix. Each fluorescent nanoparticle comprises a substrate nanoparticle having a surface; and one or more fluorescent molecules that fluoresce light. Each fluorescent molecule is bonded to at least one reactive bonding site on the surface of the substrate nanoparticle. The fluorescent molecules are distributed among the substrate nanoparticles such that self-quenching of the fluorescent molecules is eliminated or at least reduced.

Abstract: Methods of milling particles in combination with nanoparticles and the resulting free-flowing powder.

Abstract: The present invention includes a method of treating a hydrocarbon-bearing clastic formation having non-connate water by contacting the hydrocarbon-bearing clastic formation with a composition that includes a solvent and a nonionic fluorinated polymeric surfactant wherein the solvent at least partially displaces or solubilizes the water in the formation.

Abstract: Structured fixed abrasive articles including a multiplicity of three-dimensional abrasive composites fixed to the abrasive article, the abrasive composites further including a multiplicity of ceria abrasive particles having a volume mean diameter from 100 to 500 nanometers (nm) in a matrix material, the matrix material further including a polymeric binder and a multiplicity of surface treated ceria filler particles having a volume mean diameter less than 100 nm. Also provided are methods of making and using structured fixed abrasive articles according to the disclosure.

Abstract: A method of facilitating separation of hydrocarbon from a mixture comprising 5 hydrocarbons and water is disclosed. The mixture is exposed to a composition comprising at least certain polymeric surfactants such that at least a portion of the hydrocarbons forms a separate layer from the remaining portion of the mixture. The disclosure further provides a use of certain polymeric surfactants to at least partially separate hydrocarbon from a mixture comprising hydrocarbons and water such that at least a portion of the 10 hydrocarbons forms a separate layer from the remaining portion of the mixture. The disclosure further provides a method of removing a sludge comprising a mixture of petroleum and water from a surface, the method comprising treating the sludge with an amount of a composition comprising certain polymeric surfactants effective to remove the sludge from the surface.

Abstract: Powder compositions exhibiting improved flow properties. The compositions generally contain a bulk solid material in the form of a powder and surface-modified nanoparticles. Methods of improving the flow of powder compositions and devices and articles made using such compositions are also disclosed.

Abstract: The present invention includes compositions and methods of treating a hydrocarbon-bearing formation, the formation having at least one fracture, by contacting the fracture with a composition that includes a solvent and a nonionic fluorinated polymeric surfactant, wherein the composition interacts with at least a portion of the proppants in the fracture.

Abstract: The present disclosure describes compositions and a method for forming such compositions. More specifically, inorganic microparticles and surface modified silica nanoparticles are mixed to form a composition. The surface modified silica nanoparticles are present in the composition in an amount sufficient to decrease the coefficient of friction relative to a comparable composition that is free of surface modified silica nanoparticles.

Abstract: A multifunctional optical film for enhancing light extraction includes a flexible substrate, a structured layer having nanoparticles of different sizes, and a backfill layer. The structured layer effectively uses microreplicated diffractive or scattering nanostructures located near enough to the light generation region to enable extraction of an evanescent wave from an organic light emitting diode (OLED) device. The backfill layer has a material having an index of refraction different from the index of refraction of the structured layer. The backfill layer also provides a planarizing layer over the structured layer in order to conform the light extraction film to a layer of an OLED display device. The film may have additional layers added to or incorporated within it to an emissive surface in order to effect additional functionalities beyond improvement of light extraction efficiency.

Abstract: Fluorinated polymers having first divalent units independently represented by formula (I) or formula (II) and second divalent units containing quaternary ammonium groups. Compositions containing the fluorinated polymer and solvent, methods of treating hydrocarbon-bearing formations using these compositions, and articles treated with the fluorinated polymers are disclosed. A method of making a composition containing the fluorinated polymer is also disclosed.

Abstract: Provided is a composition comprising a polymeric material, a filler material dispersed in the polymeric material, the filler material comprising inorganic particles and a discontinuous arrangement of conductive material wherein at least a portion of the conductive material is in durable electrical contact with the inorganic particles, and conductive material dispersed in the polymeric material.

Abstract: A multifunctional optical film for enhancing light extraction includes a flexible substrate, a structured layer having nanoparticles of different sizes, and a backfill layer. The structured layer effectively uses microreplicated diffractive or scattering nanostructures located near enough to the light generation region to enable extraction of an evanescent wave from an organic light emitting diode (OLED) device. The backfill layer has a material having an index of refraction different from the index of refraction of the structured layer. The backfill layer also provides a planarizing layer over the structured layer in order to conform the light extraction film to a layer of an OLED display device. The film may have additional layers added to or incorporated within it to an emissive surface in order to effect additional functionalities beyond improvement of light extraction efficiency.

Abstract: A method of crystallization is provided. The method includes providing a solution comprising a solute dissolved in a first solvent. The method includes providing a dispersion comprising a plurality of nanoparticles in a second solvent. The first solvent and the second solvent are mutually miscible. The method includes combining the solution and the dispersion to form a mixture. The nanoparticles remain dispersed in the mixture and the solute remains dissolved in the mixture at or below a saturation concentration. The method includes cooling the mixture such that the solute exceeds the saturation concentration forming crystals in the presence of the dispersed nanoparticles. The method includes separating the crystals from the mixture, wherein the nanoparticles remain dispersed in the mixture.

Abstract: A structured abrasive article includes a backing having a structured abrasive layer disposed on and secured thereto. The structured abrasive layer includes shaped abrasive composites that comprise abrasive particles and nonionic polyether surfactant dispersed in a crosslinked polymeric binder. The abrasive particles have a mean particle size of less than 10 micrometers. The nonionic polyether surfactant is not covalently bound to the crosslinked polymeric binder and is present in an amount of from 2.5 to 3.2 percent by weight based on a total weight of the shaped abrasive composites. The structured abrasive articles are useful for abrading a workpiece.

Abstract: Method of treating a hydrocarbon-bearing formation having brine and treated hydrocarbon-bearing formations. The method includes contacting a hydrocarbon-bearing formation with a composition comprising solvent and a polymer. The polymer comprises divalent units represented by formula: (formula I); and a plurality of alkyleneoxy groups. In some embodiments, the solvent at least one of solubilizes or displaces the brine in the formation. In some embodiments, the solvent includes at least one of a polyol or polyol ether independently having from 2 to 25 carbon atoms and at least one of water, a monohydroxy alcohol, an ether, or a ketone, wherein the monohydroxy alcohol, the ether, and the ketone each independently have up to 4 carbon atoms. Hydrocarbon-bearing formations and proppants treated with the polymer are also disclosed.