Abstract: Cationic copolymers having pendant N-allylimidazolium-containing groups are provided. The cationic copolymers can be used, for example, to provide anion exchange membranes for use in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells. The anion exchange membranes typically have good mechanical properties and ionic conductivity.

Abstract: A crosslinkable copolymer is provided. The crosslinkable copolymer has pendant cationic nitrogen-containing groups with some, but not all, of these pendant groups further including a (meth)acryloyl group. The (meth)acryloyl groups can react to form a crosslinked copolymer that is ionically conductive. The crosslinked copolymer can be used to provide an anion exchange membrane that can be used in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells.

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: A negative electrode composition includes a silicon containing material and a crosslinked polymer containing coating surrounding at least a portion of the silicon containing material. The crosslinked polymer containing coating comprises a (co)polymer derived from polymerization of one or more vinylic monomers comprising a carboxyl or carboxylate group.

Abstract: Cationic polymers are provided that comprise monomeric units of Formula (V). (V) Each asterisk (*) indicates an attachment position to another monomeric unit; R is hydrogen or methyl; each R2 is each independently an alkyl, aryl, or a combination thereof; L is a linking group comprising an alkylene group; and +R3 is a cationic nitrogen-containing group free of any N—H bonds. Membranes formed from said cationic polymers, devices including such membranes, and methods of making such cationic polymers are also provided.

Abstract: Cationic polymers are provided that comprise monomeric units of Formula (V). (V) Each asterisk (*) indicates an attachment position to another monomeric unit; R is hydrogen or methyl; each R2 is each independently an alkyl, aryl, or a combination thereof; L is a linking group comprising an alkylene group; and +R3 is a cationic nitrogen-containing group free of any N—H bonds. Membranes formed from said cationic polymers, devices including such membranes, and methods of making such cationic polymers are also provided.

Abstract: A cationic copolymer comprises the divalent monomer units: wherein: each Ar1 independently represents phenylene; each L independently represents a direct bond or wherein each R1 independently represents an alkyl group having 1 to 4 carbon atoms, and each R2 independently represents an alkylene group having from 1 to 6 carbon atoms, and each Z? represents a non-interfering anion; each Ar2 independently represents an optionally substituted divalent aryl ring, with the proviso that if L represents a direct bond, then Ar2 represents an optionally substituted cationic divalent aryl ring accompanied by Z; each R3 independently represents H or an alkyl group having 1 to 6 carbon atoms; and each D independently represents a direct bond or Ar2, wherein adjacent D and L are not both direct bonds, and wherein if L is a direct bond, then D is Ar2. The cationic copolymer can be free-radially cured and used in a membrane.

Abstract: Cationic copolymers having pendant N-allylimidazolium-containing groups are provided. The cationic copolymers can be used, for example, to provide anion exchange membranes for use in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells. The anion exchange membranes typically have good mechanical properties and ionic conductivity.

Abstract: An article is provided. The article includes a first transparent conductive oxide layer, a transparent metal layer on the first transparent conductive oxide layer, wherein a thickness of the transparent metal layer continuously decreases in a direction; and a second transparent conductive oxide layer on the transparent metal layer.

Abstract: A crosslinkable copolymer is provided. The crosslinkable copolymer has pendant cationic nitrogen-containing groups with some, but not all, of these pendant groups further including a (meth)acryloyl group. The (meth)acryloyl groups can react to form a crosslinked copolymer that is ionically conductive. The crosslinked copolymer can be used to provide an anion exchange membrane that can be used in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells.

Abstract: Transfer films, articles made therewith, and methods of making and using transfer films to form an electrical stack are disclosed. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each electrical protolayer independently comprising at least 25 wt % sacrificial material and a thermally stable material and having a uniform thickness of less than 25 micrometers. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each protolayer independently exhibiting a complex viscosity of between 103 and 104 Poise at a shear rate of 100/s when heated to a temperature between its Tg and Tdec.

Abstract: Transfer films, articles made therewith, and layer-by-layer methods of making and using transfer films to form an inorganic optical stack are disclosed.

Abstract: Curable compositions include at least one fluoropolymer, at least one monofunctional (meth)acrylate, at least one difunctional (meth)acrylate, and at least one initiator. The curable composition, when cured, forms an optically-scattering layer including a matrix and phase separated microdomains. The matrix and the phase separated microdomains have different refractive indices, and the microdomains are on the order of or larger than the wavelengths of visible light.

Abstract: An article is provided. The article includes a first transparent conductive oxide layer, a transparent metal layer on the first transparent conductive oxide layer, wherein a thickness of the transparent metal layer continuously decreases in a direction; and a second transparent conductive oxide layer on the transparent metal layer.

Abstract: An optical device having a first optical member, a second optical member, and an antistatic layer disposed between the first optical member and the second optical member wherein the antistatic layer contains the reaction product of a mixture comprising at least one polymerizable onium salt having an anion and at least one non-onium polymerizable monomer, oligomer, or polymer.

Abstract: A method of patterning a conductive layer to form transparent electrical conductors that does not require etching is disclosed. The method includes peeling a strippable polymer layer from a substrate coated with the conductive layer to pattern the conductive layer. In some embodiments, a resist matrix material is patterned over the conductive layer to prevent removal of the conductive layer beneath the resist matrix material. In other embodiments, a liner having a pressure sensitive adhesive surface is brought into contact with the patterned strippable polymer material to remove both the patterned strippable polymer material and the conductive layer beneath it.

Abstract: Surface-modified adhesives may be prepared by contacting an adhesive layer to an at least partially discontinuous layer on a releasing substrate and removing the adhesive layer such that at least a portion of the at least partially discontinuous layer adheres to the adhesive surface. The modified adhesive surface remains an adhesive surface. The modified adhesive layer can be used to prepare adhesive articles, including articles containing multiple surface-modified adhesive layers.

Abstract: A negative electrode composition includes a silicon containing material and a crosslinked polymer containing coating surrounding at least a portion of the silicon containing material. The crosslinked polymer containing coating comprises a (co)polymer derived from polymerization of one or more vinylic monomers comprising a carboxyl or carboxylate group.

Abstract: A negative electrode material includes a silicon containing material; and a composition that includes (i) a first (co)polymer derived from polymerization of two or more monomers comprising tetrafluoroethylene, hexafluoropropylene, vinylidene fluoride, or chlorotrifiuorethylene; and (ii) a second (co)polymer derived from polymerization of monomers comprising (meth)acrylic acid or lithium (meth)acrylate.

Abstract: Transfer films, articles made therewith, and methods of making and using transfer films to form an electrical stack are disclosed. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each electrical protolayer independently comprising at least 25 wt % sacrificial material and a thermally stable material and having a uniform thickness of less than 25 micrometers. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each protolayer independently exhibiting a complex viscosity of between 103 and 104 Poise at a shear rate of 100/s when heated to a temperature between its Tg and Tdec.