Abstract: Described herein is a composite adhesive composition. The composition comprises: a plurality of polymeric nanoparticles dispersed within a (meth)acrylate-based matrix; and the (meth)acrylate-based matrix is derived from a C1 to C12(meth)acrylate ester monomer and a (meth)acrylate macromer. In some embodiments, these composite adhesives show good impact resistance and good dynamic shear resistance. In one embodiment, an ionic liquid is added to the composite adhesive to enable electro-debonding.

Abstract: A thermal management assembly is described comprising a first thermal pathway comprising a first expandable material disposed between a first electrochemical cell and a first heat exchange member; and a second thermal pathway comprising a second expandable material disposed between a second electrochemical cell and a second heat exchange member. The first and second expandable material independently comprise intumescent particles dispersed in an organic binder and the first and second expandable materials expand at a first expansion temperature range and a second expansion temperature range respectively. Also described are methods of using of a thermal management assembly and methods of making a thermal management assembly.

Abstract: A decorated particle comprises a single inorganic particle core having an uneven outer surface with a plurality of crevices and an average particle diameter of 20 to 150 microns. A binder retaining decorating particles is disposed on at least a portion of the outer surface of the inorganic particle core and fills the crevices. The decorating particles have an average particle diameter of 0.05 to 10 microns. A method of making decorated particles is also disclosed.

Abstract: A thermal management assembly comprises an electrochemical cell, a heat sink, and a thermal pathway comprising a thermally interruptible interface interposed therebetween the electrochemical cell and the heat sink. The thermal pathway comprises an expandable material comprising intumescent particles. If heated to at least a first onset temperature, the expandable material expands and causes at least partial shear delamination at the first thermally interruptible interface. A composite thermal management article comprises a first layer comprising an expandable material comprising intumescent particles and a second layer comprising a thermal conductor material. The first and second layers contact each other at a thermally interruptible interface.

Abstract: A thermal interface layer includes pluralities of first and second particles dispersed in a polymeric binder at a total loading V in a range of about 40 volume percent to about 70 volume percent. The first and second particles have different compositions. The first particles include one or more of iron or nickel. The second particles include one or more of aluminum, magnesium, silicon, copper, or zinc. The thermal interface layer has a thermal conductivity in a thickness direction of the thermal interface layer in units of W/mK of at least K=5.1?0.17 V+0.002 V2.

Abstract: The present disclosure relates to micro-optical assemblies containing at least one optical element adhered to a receptor substrate, e.g. a transparent receptor substrate, the receptor substrate contains at least one graphics layer. The micro-optical assemblies include both functional micro-optical structures that can alter, for example, incident light, and a graphic layer, which includes at least one graphic, e.g. a graphic design, which may include color, patterns, imagery, indicia and the like. The combination of the micro-optical elements with the graphic of the graphics layer can provide unique light altering assemblies that have graphic designs that may be functional, e.g. to display a message, and/or have aesthetic value. The micro-optical assemblies of the present disclosure are useful in a variety of applications which include, but are not limited to, display and graphics applications and architectural glass applications.

Abstract: Curable, coatable compositions include silane surface-treated inorganic nanoparticles with a high refractive index, and a curable reaction mixture. The curable reaction mixture includes a first (meth)acrylate monomer comprising a high refractive index (meth)acrylate monomer with a refractive index of 1.6 or higher, a second (meth)acrylate monomer comprising a lower refractive index (meth)acrylate monomer with a refractive index of less than 1.6, and at least one initiator. Cured optical coatings prepared from the compositions are optically clear, having a visible light transmission of at least 88% and a haze of 5% or less, and have a refractive index of at least 1.78, and are capable of passing a 10 millimeter mandrel flexibility test.

Abstract: An organofluorine coating on a major surface of a substrate, wherein the organofluorine coating has a surface composition of about 5 at % to about 15 at % oxygen and about 30 at % to about 50 at % fluorine.

Abstract: A nanostructured article having a first layer with a nanostructured surface is described. The nanostructured surface includes a plurality of pillars extending from a base surface of the first layer. The pillars have an average height greater than an average lateral dimension of the pillars. An average center-to-center spacing between pillars is no more than 2000 nm. The average lateral dimension is no less than 50 nm. Each pillar in the plurality of pillars has at least a lower portion and an upper portion where the lower portion is between the upper portion and the base surface, and the upper and lower portions have differing compositions. The nanostructured article includes a second layer disposed over the plurality of pillars and extending continuously to the base surface.

Abstract: The present disclosure relates to transfer tapes, segmented and non-segmented which include at least one graphics layer. The transfer tapes include a removable template layer, a transfer layer which includes a backfill layer, having at least one first graphics layer, and an adhesive layer. Segmented transfer tapes further at least one transferable segment, at least one non-transferable segment in the segmented transfer tape and include at least one kerf. The present disclosure also provides optical assemblies, e.g. micro-optical assemblies, which may be fabricated from the transfer tapes which include at least one graphics layer. The present disclosure also provides methods of forming the transfer tapes and methods of making the micro optical assemblies.

Abstract: A nanostructured article having a first layer with a nanostructured surface is described. The nanostructured surface includes a plurality of pillars extending from a base surface of the first layer. The pillars have an average height greater than an average lateral dimension of the pillars. An average center-to-center spacing between pillars is no more than 2000 nm. The average lateral dimension is no less than 50 nm. Each pillar in the plurality of pillars has at least a lower portion and an upper portion where the lower portion is between the upper portion and the base surface, and the upper and lower portions have differing compositions. The nanostructured article includes a second layer disposed over the plurality of pillars and extending continuously to the base surface.

Abstract: Curable, coatable compositions include silane surface-treated inorganic nanoparticles with a high refractive index, and a curable reaction mixture. The curable reaction mixture includes a first (meth)acrylate monomer comprising a high refractive index (meth)acrylate monomer with a refractive index of 1.6 or higher, a second (meth)acrylate monomer comprising a lower refractive index (meth)acrylate monomer with a refractive index of less than 1.6, and at least one initiator. Cured optical coatings prepared from the compositions are optically clear, having a visible light transmission of at least 88% and a haze of 5% or less, and have a refractive index of at least 1.78, and are capable of passing a 10 millimeter mandrel flexibility test.

Abstract: The present disclosure relates to segmented transfer tapes useful in the transfer of only a portion of the segments of the transfer tapes and methods of making thereof. The segmented transfer tapes include a removable template layer having a structured surface; a transfer layer comprising a backfill layer, wherein the backfill layer has a structured first major surface, and an adhesive layer; at least one transferable segment formed in the transfer layer; at least one non-transferable segment formed in the transfer layer, the at least one non-transferable segment includes an adhesive surface, wherein a passivating layer is disposed on at least a portion of the adhesive surface of the at least one non-transferrable segment; and at least one kerf extending from the first major surface of the adhesive layer and into at least a portion of the removable template layer. The present disclosure also provides micro-optical assemblies and methods of making micro-optical assemblies from the segmented transfer tapes.

Abstract: An organofluorine coating on a major surface of a substrate, wherein the organofluorine coating has a surface composition of about 5 at % to about 15 at % oxygen and about 30 at % to about 50 at % fluorine.

Abstract: Articles having poly(vinyl alcohol) (PVA) and silica nanoparticle multilayer coatings are provided. More specifically, the articles include a substrate and a multilayer coating attached to the substrate. The multilayer coating includes a silica layer that is the outermost layer, the silica layer containing acid-sintered interconnected silica nanoparticles arranged to form a continuous three-dimensional porous network. The multilayer coating also includes a PVA layer disposed between a surface of the substrate and the outermost silica layer. The PVA and silica nanoparticle coatings can be used on a large variety of substrates and tend to be resistant to impacts, scratches, wet abrasions, soil and fog.

Abstract: The present disclosure relates to micro-optical assemblies containing at least one optical element adhered to a receptor substrate, e.g. a transparent receptor substrate, the receptor substrate contains at least one graphics layer. The micro-optical assemblies include both functional micro-optical structures that can alter, for example, incident light, and a graphic layer, which includes at least one graphic, e.g. a graphic design, which may include color, patterns, imagery, indicia and the like. The combination of the micro-optical elements with the graphic of the graphics layer can provide unique light altering assemblies that have graphic designs that may be functional, e.g. to display a message, and/or have aesthetic value. The micro-optical assemblies of the present disclosure are useful in a variety of applications which include, but are not limited to, display and graphics applications and architectural glass applications.

Abstract: The present disclosure relates to transfer tapes, segmented and non-segmented which include at least one graphics layer. The transfer tapes include a removable template layer, a transfer layer which includes a backfill layer, having at least one first graphics layer, and an adhesive layer. Segmented transfer tapes further at least one transferable segment, at least one non-transferable segment in the segmented transfer tape and include at least one kerf. The present disclosure also provides optical assemblies, e.g. micro-optical assemblies, which may be fabricated from the transfer tapes which include at least one graphics layer. The present disclosure also provides methods of forming the transfer tapes and methods of making the micro optical assemblies.

Abstract: The present disclosure relates to segmented transfer tapes useful in the transfer of only a portion of the segments of the transfer tapes and methods of making thereof. The segmented transfer tapes include a removable template layer having a structured surface; a transfer layer comprising a backfill layer, wherein the backfill layer has a structured first major surface, and an adhesive layer; at least one transferable segment formed in the transfer layer; at least one non-transferable segment formed in the transfer layer, the at least one non-transferable segment includes an adhesive surface, wherein a passivating layer is disposed on at least a portion of the adhesive surface of the at least one non-transferrable segment; and at least one kerf extending from the first major surface of the adhesive layer and into at least a portion of the removable template layer. The present disclosure also provides micro-optical assemblies and methods of making micro-optical assemblies from the segmented transfer tapes.

Abstract: Articles having poly(vinyl alcohol)-containing (PVA-containing) and silica nanoparticle multilayer coatings are provided. More specifically, articles include a substrate and a multilayer coating attached to the substrate. The multilayer coating includes a first silica layer and a first PVA-containing layer. The first silica layer is a primer layer of the multilayer coating, and the silica layer comprises a plurality of acid-sintered interconnected silica nanoparticles arranged to form a continuous three-dimensional porous network. The PVA-containing and silica nanoparticle multilayer coatings can be used on a large variety of substrates and tend to be resistant to wet and dry abrasions, scratches, and impacts.

Abstract: Articles having crosslinked poly(vinyl alcohol) (PVA) and silica nanoparticle multilayer coatings are provided. More specifically, articles including a substrate, and a multilayer coating attached to the substrate are provided. The multilayer coating includes a first crosslinked poly(vinyl alcohol) (PVA) layer and a first silica layer. The first crosslinked PVA layer is an outermost layer of the multilayer coating. The first silica layer comprises a plurality of acid-sintered interconnected silica nanoparticles arranged to form a continuous three-dimensional porous network. The PVA and silica nanoparticle multilayer coatings can be used on a large variety of substrates and tend to be resistant to wet and dry abrasions, scratches, and impacts.