Abstract: Articles (i.e., first articles) with a photoiniferter covalently attached at multiple locations of a substrate having an inorganic oxide coating on a polymeric film are provided. These first articles can be used to form other articles (i.e., second articles) with multiple polymers covalently attached to the inorganic oxide coating of the substrate. The attached polymers are in the form of polymeric brushes extending from the surface of the inorganic oxide coating of the substrate. The polymeric brushes can be functionalized with groups that can bind compounds used in chemical and/or biochemical assays including pharmaceutical assays. The second articles can be used in various analytical devices.

Abstract: A method of processing polynucleic acids is described comprising: providing a solid support comprising ligands with an amide group: exposing the solid support to polynucleic acid molecules in a buffer having a pH less than 5.5 to bind at least a portion of the polynucleic acid molecules to the ligands: c) exposing the solid support (e.g. particles) with bound polynucleic acid molecules to a buffer having a pH greater than 6 to release a portion of the bound polynucleic acid molecules from the ligands of the particles and to retain a portion of the polynucleic acid molecules bound to the solid support (e.g. particles); and utilizing the solid support with retained bound polynucleic acid molecules or suspension thereof.

Abstract: Compositions are provided including an uncrosslinked thermoplastic nitrogen-containing matrix material and composite particles distributed in the matrix material. The composite particles each include a chemical blowing agent particle encapsulated within a shell including an uncrosslinked thermoplastic material. The uncrosslinked thermoplastic material exhibits at least a certain minimum complex viscosity at a decomposition temperature of the chemical blowing agent particle. Also described are foam compositions and articles including the foam compositions, such as a sheet or multilayer construction. Composite particles are further provided. Methods of making the foam compositions are additionally described herein. Also, polishing pads, polishing systems, and methods of polishing a substrate are provided.

Abstract: An article includes a flexible structured film with a first major surface and a second major surface, wherein a first major surface of the flexible structured film has a plurality of posts separated by land areas, and the posts have an exposed surface. An anti-biofouling layer resides in the land areas, and the anti-biofouling layer has a methylated surface. An inorganic layer is on the exposed surfaces of the posts, wherein the inorganic layer includes a metal or a metal oxide. An analyte binding layer is on the inorganic layer, wherein the analyte binding layer is chosen from a reactive silane, a functionalizable hydrogel, a functionalizable polymer, and mixtures and combinations thereof. An exposed surface of the analyte binding layer includes at least one functional group selected to bind with a biochemical analyte.

Abstract: An azido-containing monomer, a polymer containing monomeric units derived from the azido-containing monomer, and various articles containing a substrate and a coating layer of the polymer positioned on the substrate are provided. The azido groups, which are pendant groups of the polymer, can undergo a click chemistry reaction with an unsaturated compound such as those having a terminal —C?CH group, a dibenzocyclooctyne-containing group, an unsaturated bicyclic olefinic group, or an amido group. The click chemistry reaction can be used to covalently attach a fluorescent or bioactive compound to the polymer.

Abstract: Compositions are provided including a free-radically reactive component, a photoradical generator, and either a crosslinker having a photodegradable linkage or a chemical blowing agent, an epoxy component, and a photoacid generator. Polymeric films including reaction products of the compositions are also provided. A debondable article including a polymeric film containing a crosslinker having a photodegradable linkage is further provided, as well as a method of debonding the article. Foam compositions are also provided, including foamed matrices including the reaction products of the compositions. Further, articles and foam adhesives are provided including a substrate and a composition or foam composition disposed on the substrate.

Abstract: Described herein is coated article comprising: (a) a substrate comprising a ceramic, a glass, or a glass ceramic, wherein the substrate comprises a surface, the surface comprising a continuous upper portion and a plurality of lower portions, wherein each lower portion is connected to the upper portion by at least one sidewall; and (b) a first layer comprising a material capable of physical vapor deposition, wherein the first layer is disposed on the continuous upper portion and at least a portion of each sidewall and wherein at least a portion of each lower portion is free of the first layer. Methods of making such coated articles are described herein, wherein the substrate is coating via angular physical vapor deposition.

Abstract: Luminescent imaging films (100) for fluorescent enhancement and methods of making and using the same are provided. The films (100) include a flexible carrier layer (1109, and a pattern of photonic structure (120) disposed on the flexible carrier layer, which is interspersed with an anti-biofouling material (130) to provide a pattern of analyte sites (132). The pattern of photonic structure includes a patterned high-refractive-index dielectric material surface (123) so as to provide resonance at the excitation or emission wavelength to enhance a fluorescence signal from labeled analytes.

Abstract: An article includes a flexible structured film with a first major surface and a second major surface, wherein a first major surface of the flexible structured film has a plurality of posts separated by land areas, and the posts have an exposed surface. An anti-biofouling layer resides in the land areas, and the anti-biofouling layer has a methylated surface. An inorganic layer is on the exposed surfaces of the posts, wherein the inorganic layer includes a metal or a metal oxide. An analyte binding layer is on the inorganic layer, wherein the analyte binding layer is chosen from a reactive silane, a functionalizable hydrogel, a functionalizable polymer, and mixtures and combinations thereof. An exposed surface of the analyte binding layer includes at least one functional group selected to bind with a biochemical analyte.

Abstract: An article includes a flexible carrier film with a first major surface having an array of structures, at least a portion of which include an inorganic layer and an analyte binding layer. The analyte binding is bonded to the inorganic layer via a network of hydrocarbon linking groups, and the analyte binding layer includes at least one functional group selected to bind with a biochemical analyte. Recessed features interspersed with the structures are free of the inorganic layer and the analyte binding layer.

Abstract: Compositions are provided including an uncrosslinked thermoplastic nitrogen-containing matrix material and composite particles distributed in the matrix material. The composite particles each include a chemical blowing agent particle encapsulated within a shell including an uncrosslinked thermoplastic material. The uncrosslinked thermoplastic material exhibits at least a certain minimum complex viscosity at a decomposition temperature of the chemical blowing agent particle. Also described are foam compositions and articles including the foam compositions, such as a sheet or multilayer construction. Composite particles are further provided. Methods of making the foam compositions are additionally described herein. Also, polishing pads, polishing systems, and methods of polishing a substrate are provided.

Abstract: An optical system is disclosed and includes an optical sensor, a plurality of photosensitive pixels disposed on the optical sensor, a wavelength-selective optical filter in optical communication with the photosensitive pixels, the wavelength-selective optical filter being disposed remotely from the optical sensor, an area disposed in the wavelength-selective optical filter, the area having a transmission spectrum different from a transmission spectrum of a portion of the wavelength-selective optical filter not in the area and a reflector, the wavelength-selective optical filter and a measurement subject each being disposed between the reflector and the optical sensor along an optical path.

Abstract: Compositions are provided including a chemical blowing agent, a silicone component including an average of more than one free-radically reactive group, and a free-radical initiator. Foam compositions are also provided including a foamed silicone thermoset polymer matrix, fragments of a free-radical initiator, and fragments of a chemical blowing agent. The present disclosure further provides a method of making a foam gasket including dispensing a flowable composition onto a surface of an article and solidifying the flowable composition to form the foam gasket on the surface of the article. The composition includes a chemical blowing agent and a crosslinkable silicone component, and is dispensed at a temperature sufficient to activate the chemical blowing agent. Also, a foam gasket is provided including a foamed silicone thermoplastic polymer matrix and fragments of a chemical blowing agent.

Abstract: Compositions are provided including an uncrosslinked thermoplastic nitrogen-containing matrix material and composite particles distributed in the matrix material. The composite particles each include a chemical blowing agent particle encapsulated within a shell including an uncrosslinked thermoplastic material. The uncrosslinked thermoplastic material exhibits at least a certain minimum complex viscosity at a decomposition temperature of the chemical blowing agent particle. Also described are foam compositions and particles including the foam compositions, such as a sheet or multilayer construction. Composite particles are further provided. Methods of making the foam compositions are additionally described herein. Also, polishing pads, polishing systems, and methods of polishing a substrate are provided.

Abstract: A PTSM-coated expandable microsphere comprises a polymer shell enclosing an interior volume containing at least one blowing agent. The polymer shell has an outer surface with photothermal susceptor material disposed on at least a portion thereof. If heated to at least one temperature greater than 25° C., each of the expandable microspheres expands, but does not rupture, the polymer shell by a sufficient amount to at least double the interior volume. A markable comprises a substrate and a viewable layer secured thereto. The viewable layer comprises a binder material retaining the PTSM-coated expandable microspheres. A method of marking a markable article comprises imagewise exposing the PTSM-coated expandable microspheres of the markable article to at least sufficient electromagnetic radiation to cause the PTSM-coated expandable microspheres to expand thereby creating a predetermined image. A marked article preparable according to the method is also disclosed.

Abstract: Foam compositions are provided including a polylactic acid polymer; second (e.g., polyvinyl acetate) polymer having a glass transition temperature (Tg) of at least 25° C.; and plasticizer. Also described are articles comprising the foam compositions, such as a sheet or hearing protection article. Methods of making and using the foam compositions are further described herein.

Abstract: Compositions are provided including an uncrosslinked thermoplastic nitrogen-containing matrix material and composite particles distributed in the matrix material. The composite particles each include a chemical blowing agent particle encapsulated within a shell including an uncrosslinked thermoplastic material. The uncrosslinked thermoplastic material exhibits at least a certain minimum complex viscosity at a decomposition temperature of the chemical blowing agent particle. Also described are foam compositions and particles including the foam compositions, such as a sheet or multilayer construction. Composite particles are further provided. Methods of making the foam compositions are additionally described herein. Also, polishing pads, polishing systems, and methods of polishing a substrate are provided.

Abstract: An optical system is disclosed and includes an optical sensor, a plurality of photosensitive pixels disposed on the optical sensor, a wavelength-selective optical filter in optical communication with the photosensitive pixels, the wavelength-selective optical filter being disposed remotely from the optical sensor, an area disposed in the wavelength-selective optical filter, the area having a transmission spectrum different from a transmission spectrum of a portion of the wavelength-selective optical filter not in the area and a reflector, the wavelength-selective optical filter and a measurement subject each being disposed between the reflector and the optical sensor along an optical path.

Abstract: The present disclosure provides a polymeric membrane. The polymeric membrane includes a first thermoplastic elastomer layer. The thermoplastic elastomer is a styrenic thermoplastic. The polymeric membrane can further include an optional second thermoplastic elastomer layer in contact with the first polyolefin layer.

Abstract: The present disclosure provides a polymeric membrane. The polymeric membrane includes a first thermoplastic elastomer layer that comprises a styrenic thermoplastic. The thermoplastic elastomer layer has a foam structure. The polymeric membrane can further include an optional second thermoplastic elastomer layer in contact with the first polyolefin layer.