Abstract: In one aspect, a single layer polymer film includes 25 to 97.5 wt % of a polyimide having a refractive index of 1.74 or less, 0.5 to 20 wt % of a matting agent and 1 to 30 wt % of a black colorant. On an air side, the single layer polymer film has an L* color of 33 or less and a 60° gloss of 10 or less. In another aspect, a single layer polymer film includes 80 to 99 wt % of a polyimide having a refractive index of 1.74 or less and 1 to 30 wt % of a black colorant. A surface of the single layer polymer film has been textured and has a maximum roughness (Spv) of 7 ?m or more, an L* of 33 or less and a 60° gloss of 10 or less.

Abstract: In a first aspect, a polymer film includes a polyimide. The polyimide includes one or more dianhydrides and one or more diamines. Each of the dianhydrides and diamines is selected from the group consisting of crankshaft monomers, flexible monomers, rigid rotational monomers, rigid non-rotational monomers, and rotational inhibitor monomers. The polymer film has a Df of 0.005 or less, a water absorption of 2.0% or less and a water vapor transport rate of 50 (g×mil)/(m2×day) or less. In a second aspect, a metal-clad laminate includes the polymer film of first aspect and a first metal layer adhered to a first outer surface of the polymer film. In a third aspect, an electronic device includes the polymer film of the first aspect.

Abstract: In a first aspect, a polyimide corn position has a glass transition temperature of less than 300° C. and includes a polyimide derived from a dianhydride, a fluorinated aromatic diamine and an aliphatic diamine. A polyimide film made from the polyimide composition has a b* of less than one for a film thickness of at least 30 microns.

Abstract: In a first aspect, an article includes an inorganic substrate and a polymer film layer. The inorganic substrate includes a material including a ceramic, a glass, a glass-ceramic or a mixture thereof. The material includes a metal cation selected from the group consisting of silicon, aluminum, titanium, zirconium, tantalum, niobium and mixtures thereof and oxygen. The polymer film layer includes a polymer including an imide group. From an interface where the inorganic substrate contacts the polymer film layer, a line-profile of a CNO— signal from negative secondary ion mass spectroscopy decreases as it moves away from the interface and into the bulk of the polymer film layer.

Abstract: In a first aspect, a polyimide film includes a dianhydride and a diamine. The dianhydride, the diamine or both the dianhydride and the diamine include an alicyclic monomer, an aliphatic monomer or both an alicyclic monomer and an aliphatic monomer. The polyimide film has a b* of 1.25 or less and a yellowness index of 2.25 or less for a film thickness of 50 ?m. The polyimide film is formed by: (a) polymerizing the dianhydride and the diamine in the presence of a first solvent to obtain a polyamic acid solution; (b) imidizing the polyamic acid solution to form a substantially imidized solution; (c) casting the substantially imidized solution to form a film; and (d) drying the film.

Abstract: In a first aspect, a single layer polymer film includes 60 to 99 wt % of a crosslinked polyimide, having a gel fraction in the range of from 20 to 100% and a refractive index of 1.74 or less, and 1 to 40 wt % of a colorant. A surface of the single layer polymer film has been textured and has a maximum roughness (Spv) of 6 ?m or more, an L* color of 30 or less and a 60° gloss of 15 or less. In a second aspect, a coverlay for a printed circuit board includes the single layer polymer film of the first aspect. In third and fourth aspects, processes are disclosed for forming a single layer polymer film including a crosslinked polyimide film including a dianhydride and a diamine.

Abstract: In a first aspect, a polyimide corn position has a glass transition temperature of less than 300° C. and includes a polyimide derived from a dianhydride, a fluorinated aromatic diamine and an aliphatic diamine. A polyimide film made from the polyimide composition has a b* of less than one for a film thickness of at least 30 microns.

Abstract: In a first aspect, a polyimide film includes a dianhydride, a fluorinated aromatic diamine and an aliphatic diamine. The polyimide film has a b* of less than one for a film thickness of at least 30 microns and a glass transition temperature of less than 300° C. In a second aspect, an electronic device includes the polyimide film of the first aspect.

Abstract: In one aspect, embodiments of the present invention provide an aerosolization device for ensuring proper delivery of an aerosolized medication to a user's respiratory system. The aerosolization device may include a conduit, an aerosol generator, a restrictor disposed within the conduit, and an indicator mechanism. The conduit may include a mouthpiece end by which a user may cause inspiratory flow through the conduit. The aerosol generator may include a vibratable mesh. The restrictor may define a plurality of apertures disposed along an outer periphery of the restrictor configured to provide an increase in pressure differential that varies with an inspiratory flow rate within the conduit and to provide a relatively laminar flow downstream of the restrictor compared to upstream of the restrictor. The indicator mechanism may indicate to a user a state of a parameter of the inspiratory flow relative to a predefined desired range.

Abstract: In a first aspect, a metal-clad polymer film includes a polymer film adhered to a first metal layer. The root-mean-square roughness (Sq) of the interface between the polymer film and the first metal layer is less than 1 ?m. The peel strength between the polymer film and the first metal layer is greater than 5 N/cm after 168 hours of aging at 150° C. when tested for a polymer film having a thickness in the range of from 25 to 75 ?m and a first metal layer having a thickness of 18 ?m in accordance with IPC-TM-650 test methods. The thickness of the first metal layer is 12 ?m or less. The polymer film includes a first thermoplastic polyimide layer. In a second aspect, an electronic device includes the metal-clad polymer film of the first aspect. In a third aspect a process includes for forming a double-sided metal-clad polymer film.

Abstract: Embodiments provide aerosolization device for providing aerosolized medicament to user. The aerosolization device includes conduit, aerosol generator, fluid receiving chamber, restrictor within the conduit, and indicator mechanism. Conduit has an inner wall and a mouthpiece end for causing an inspiratory flow. Aerosol generator includes a vibratable mesh laterally offset from the inner wall. Fluid receiving chamber receives liquid medicament. At least a portion of chamber is tapered such that liquid medicament is directed onto vibratable mesh for aerosolization. Restrictor defines a plurality of apertures that provide increases in pressure differential that vary with inspiratory flow rate within conduit and provide relatively laminar flow downstream of restrictor. Indicator mechanism indicates a state of flow parameters relative to a predefined range. Aerosol generator is configured to aerosolize at least a portion of liquid medicament only when flow parameters of the inspiratory flow are within range.

Abstract: In one aspect, a single layer polymer film includes 25 to 97.5 wt % of a polyimide having a refractive index of 1.74 or less, 0.5 to 20 wt % of a matting agent and 1 to 30 wt % of a black colorant. On an air side, the single layer polymer film has an L* color of 33 or less and a 60° gloss of 10 or less. In another aspect, a single layer polymer film includes 80 to 99 wt % of a polyimide having a refractive index of 1.74 or less and 1 to 30 wt % of a black colorant. A surface of the single layer polymer film has been textured and has a maximum roughness (Spv) of 7 ?m or more, an L* of 33 or less and a 60° gloss of 10 or less.

Abstract: In a first aspect, a polyimide film includes a dianhydride and a diamine. The dianhydride, the diamine or both the dianhydride and the diamine include an alicyclic monomer, an aliphatic monomer or both an alicyclic monomer and an aliphatic monomer. The polyimide film has a b* of 1.25 or less and a yellowness index of 2.25 or less for a film thickness of 50 ?m. The polyimide film is formed by: (a) polymerizing the dianhydride and the diamine in the presence of a first solvent to obtain a polyamic acid solution; (b) imidizing the polyamic acid solution to form a substantially imidized solution; (c) casting the substantially imidized solution to form a film; and (d) drying the film.

Abstract: The present invention relates to methods of producing pancreatic endocrine cells and uses of the cells obtained using the methods. The method utilises inhibitors or combinations of factors to provide increased quantities of endocrine material, for example for transplantation purposes.

Abstract: Embodiments provide aerosolization device for providing aerosolized medicament to user. The aerosolization device includes conduit, aerosol generator, fluid receiving chamber, restrictor within the conduit, and indicator mechanism. Conduit has an inner wall and a mouthpiece end for causing an inspiratory flow. Aerosol generator includes a vibratable mesh laterally offset from the inner wall. Fluid receiving chamber receives liquid medicament. At least a portion of chamber is tapered such that liquid medicament is directed onto vibratable mesh for aerosolization. Restrictor defines a plurality of apertures that provide increases in pressure differential that vary with inspiratory flow rate within conduit and provide relatively laminar flow downstream of restrictor. Indicator mechanism indicates a state of flow parameters relative to a predefined range. Aerosol generator is configured to aerosolize at least a portion of liquid medicament only when flow parameters of the inspiratory flow are within range.

Abstract: In a first aspect, a polyimide film includes a dianhydride, a fluorinated aromatic diamine and an aliphatic diamine. The polyimide film has a b* of less than one for a film thickness of at least 30 microns and a glass transition temperature of less than 300° C. In a second aspect, an electronic device includes the polyimide film of the first aspect.

Abstract: An interactive location plan overlay system has a location interface to one or more maps for a location, and an overlay interface to one or more location plan overlays each associated with a specific one the maps. A mapping user interface is in communication with the location interface and the overlay interface to generate a display of a given one of the maps and the location plan overlays associated therewith in alignment with each other. An action item interface is receptive to input of an action item, and associated with a specific location on a selected one of the location plan overlays of the corresponding one of the maps. An action engine in communication with the action item interface. The received action item is stored and assignable by the action engine to a contact account for resolution.