Abstract: A composition includes specific amounts of a copolycarbonate and a roughening agent. The copolycarbonate contains first carbonate units derived from a first bisphenol monomer such that a homopolycarbonate of the first bisphenol monomer has a glass transition temperature less than 155° C., and second carbonate units derived from a second bisphenol monomer such that a homopolycarbonate of the second bisphenol monomer has a glass transition temperature of 155° C. or higher. The roughening agent includes a particulate crosslinked polymethylsilsesquioxane having a median equivalent spherical diameter greater than 5 micrometers and less than or equal to 10 micrometers.

Abstract: A polycarbonate-polysiloxane includes specific amounts of first carbonate units having the structure wherein R1 is a C6-C16 divalent aromatic group, second carbonate units having the structure wherein R2 is a C17-C40 divalent aromatic group having the structure wherein Rf, Rg, Rh, Ri, Rj, Rk, Xb, j, m, n, x, and y are defined herein. The polycarbonate-polysiloxane is useful for forming thin extruded films, which in turn are useful for fabricating electrostatic film capacitors.

Abstract: A composition includes 65.0-99.85 wt % of a high heat copolycarbonate, the high heat copolycarbonate further having a number ratio of carbon atoms to a total of hydrogen, oxygen, and fluorine atoms of less than 1.12, preferably from 0.83 to less than 1.12; 0.05-0.5 wt % of a first roughening agent; and 0.1-15.0 wt % of an organic slip agent, wherein the organic slip agent comprises pentaerythritol tetrastearate, dipentaerythritol hexastearate, glycerol tristearate, high density poly(ethylene), polymethylpentene, a poly(carbonate-siloxane), or a combination thereof; wherein each amount is based on the total weight of the composition and totals 100 wt %.

Abstract: A polycarbonate-polysiloxane includes specific amounts of first carbonate units having the structure wherein R1 is a C6-C16 divalent aromatic group, second carbonate units having the structure wherein R2 is a C17-C40 divalent aromatic group having the structure wherein Rf, Rg, Rh, Ri, Rj, Rk, Xb, j, m, n, x, and y are defined herein. The polycarbonate-polysiloxane is useful for forming thin extruded films, which in turn are useful for fabricating electrostatic film capacitors.

Abstract: A film including 70 to 99 weight percent of an amorphous, high heat copolycarbonate having a glass transition temperature of at least 170° C., preferably 170 to 230° C., more preferably 175 to 200° C., and 1 to 30 weight percent of a cyclic olefin copolymer each based on the total weight of polymers in the film; wherein the film has a dielectric breakdown strength of greater than 700 Volts/micrometer, preferably 700 to 1250 Volts/micrometer at 150° C., is provided. Methods for the manufacture of the film and articles including the films are provided.

Abstract: A film including 70 to 99 weight percent of an amorphous, high heat copolycarbonate having a glass transition temperature of at least 170° C., preferably 170 to 230° C., more preferably 175 to 200° C., and 1 to 30 weight percent of a cyclic olefin copolymer each based on the total weight of polymers in the film; wherein the film has a dielectric breakdown strength of greater than 700 Volts/micrometer, preferably 700 to 1250 Volts/micrometer at 150° C., is provided. Methods for the manufacture of the film and articles including the films are provided.

Abstract: A polyetherimide film comprising a fluoropolymer and an extruded polyetherimide comprising units derived from polymerization of an aromatic dianhydride with a diamine selected from a meta-phenylene diamine, a para-phenylene diamine, and a combination thereof, wherein the polyetherimide is endcapped with an a substituted or unsubstituted aromatic primary monoamine; and wherein the polyetherimide film comprises at least 90 weight % of the polyetherimide before extrusion.

Abstract: A polyetherimide film comprising a fluoropolymer and an extruded polyetherimide comprising units derived from polymerization of an aromatic dianhydride with a diamine selected from a meta-phenylene diamine, a para-phenylene diamine, and a combination thereof, wherein the polyetherimide is endcapped with an a substituted or unsubstituted aromatic primary monoamine; and wherein the polyetherimide film comprises at least 90 weight % of the polyetherimide before extrusion.

Abstract: A uniaxially-stretched, high yield extruded film comprising a polyetherimide comprising units derived from polymerization of an aromatic dianhydride with a diamine selected from a meta-phenylene diamine, a para-phenylene diamine, and a combination thereof, wherein the polyetherimide is endcapped with an a substituted or unsubstituted aromatic primary monoamine; and wherein the high yield extruded film comprises at least 90 weight % of the polyetherimide before extrusion.

Abstract: A film comprises a phthalimidine copolycarbonate comprising first repeating units and second repeating units different from the first repeating units, wherein the first repeating units are phthalimidine carbonate units and the second repeating units comprise bisphenol carbonate units that are not the same as the first repeating phthalimidine carbonate units; and a second polycarbonate that is not a phthalimidine copolycarbonate; wherein the film has: a glass transmission temperature of greater than 170° C.; a dielectric constant at 1 kHz, 23° C. and 50% relative humidity of at least 3.0; a dissipation factor at 1 kHz, 23° C. and 50% relative humidity of 1% or less; and a breakdown strength of at least 800 Volt/micrometer.

Abstract: In an embodiment, a photovoltaic module, comprises a transparent superstrate; a backsheet, wherein the backsheet comprises a core layer comprising a core composition formed from a first polycarbonate comprising dimethyl bisphenol cyclohexane carbonate repeat units and bishpenol-A, wherein the first polycarbonate has the structure wherein the dimethyl bisphenol cyclohexane carbonate repeat units are present in an amount of 10 wt. % to 50 wt. %, based on the total repeat units in the core composition; and a second polycarbonate selected from the group consisting of a bisphenol-A polycarbonate homopolymer, a polyphthalate carbonate copolymer, a polycarbonate copolymer comprising 2-phenyl-3,3-bis(4-hydroxyphenyl) phthalimidine carbonate and bisphenol-A carbonate repeat units, a polycarbonate copolymer comprising bisphenol-A carbonate and tetrabromobisphenol A carbonate repeat units, and combinations comprising at least one of the foregoing; and a photovoltaic cell between the superstrate and the backsheet.

Abstract: In one embodiment, a connector assembly comprises: a connector; and a pair of side collectors, each comprising a connector engagement region having a size and geometry to mate with the connector so as to hold ends of two adjacent panels together; and a panel engagement region comprising a receiving area and having a size to attach onto an edge of the panel; and a clip, wherein the clip has a base that can be attached to a support, an engagement, and a stem extending therebetween, wherein the engagement has an extension projecting from a side of the engagement, wherein the panel engagement region further comprises an opening in a joint wall on a side of the panel engagement region opposite the receiving area, wherein the opening is configured to receive the extension of the engagement.

Abstract: A film comprises a phthalimidine copolycarbonate comprising first repeating units and second repeating units different from the first repeating units, wherein the first repeating units are phthalimidine carbonate units and the second repeating units comprise bisphenol carbonate units that are not the same as the first repeating phthalimidine carbonate units; and a second polycarbonate that is not a phthalimidine copolycarbonate; wherein the film has: a glass transmission temperature of greater than 170° C.; a dielectric constant at 1 kHz, 23° C. and 50% relative humidity of at least 3.0; a dissipation factor at 1 kHz, 23° C. and 50% relative humidity of 1% or less; and a breakdown strength of at least 800 Volt/micrometer.

Abstract: In one embodiment, a connector assembly comprises: a connector; and a pair of side collectors, each comprising a connector engagement region having a size and geometry to mate with the connector so as to hold ends of two adjacent panels together; and a panel engagement region comprising a receiving area and having a size to attach onto an edge of the panel; and a clip, wherein the clip has a base that can be attached to a support, an engagement, and a stem extending therebetween, wherein the engagement has an extension projecting from a side of the engagement, wherein the panel engagement region further comprises an opening in a joint wall on a side of the panel engagement region opposite the receiving area, wherein the opening is configured to receive the extension of the engagement.

Abstract: A uniaxially-stretched, high yield extruded film comprising a polyetherimide comprising units derived from polymerization of an aromatic dianhydride with a diamine selected from a meta-phenylene diamine, a para-phenylene diamine, and a combination thereof, wherein the polyetherimide is endcapped with an a substituted or unsubstituted aromatic primary monoamine; and wherein the high yield extruded film comprises at least 90 weight % of the polyetherimide before extrusion.

Abstract: A method of manufacturing an article for display of a holographic image is described that includes thermally fusing a holographic recording medium containing a photochemically active dye dispersed in a transparent thermoplastic polymer binder to another layer or material; and then exposing the holographic film to intersecting beams of coherent light to form a holographic image therein formed by photoreacted areas of the photochemically active dye and unreacted areas of the photochemically active dye.

Abstract: In one embodiment, a connector assembly comprises: a connector; and a pair of side collectors, each comprising a connector engagement region having a size and geometry to mate with the connector so as to hold ends of two adjacent panels together; and a panel engagement region comprising a receiving area and having a size to attach onto an edge of the panel; and a clip, wherein the clip has a base that can be attached to a support, an engagement, and a stem extending therebetween, wherein the engagement has an extension projecting from a side of the engagement, wherein the panel engagement region further comprises an opening in a joint wall on a side of the panel engagement region opposite the receiving area, wherein the opening is configured to receive the extension of the engagement.

Abstract: In one embodiment, a connector assembly comprises: a connector; and a pair of side collectors, each comprising a connector engagement region having a size and geometry to mate with the connector so as to hold ends of two adjacent panels together; and a panel engagement region comprising a receiving area and having a size to attach onto an edge of the panel; and a clip, wherein the clip has a base that can be attached to a support, an engagement, and a stem extending therebetween, wherein the engagement has an extension projecting from a side of the engagement, wherein the panel engagement region further comprises an opening in a joint wall on a side of the panel engagement region opposite the receiving area, wherein the opening is configured to receive the extension of the engagement.

Abstract: In an embodiment, a photovoltaic module, comprises a transparent superstrate; a backsheet, wherein the backsheet comprises a core layer comprising a core composition formed from a first polycarbonate comprising dimethyl bisphenol cyclohexane carbonate repeat units and bishpenol-A, wherein the first polycarbonate has the structure wherein the dimethyl bisphenol cyclohexane carbonate repeat units are present in an amount of 10 wt. % to 50 wt. %, based on the total repeat units in the core composition; and a second polycarbonate selected from the group consisting of a bisphenol-A polycarbonate homopolymer, a polyphthalate carbonate copolymer, a polycarbonate copolymer comprising 2-phenyl-3,3-bis(4-hydroxyphenyl) phthalimidine carbonate and bisphenol-A carbonate repeat units, a polycarbonate copolymer comprising bisphenol-A carbonate and tetrabromobisphenol A carbonate repeat units, and combinations comprising at least one of the foregoing; and a photovoltaic cell between the superstrate and the backsheet.

Abstract: A method of manufacturing an article for display of a holographic image is described that includes thermally fusing a holographic recording medium containing a photochemically active dye dispersed in a transparent thermoplastic polymer binder to another layer or material; and then exposing the holographic film to intersecting beams of coherent light to form a holographic image therein formed by photoreacted areas of the photochemically active dye and unreacted areas of the photochemically active dye.