Abstract: Compositions including a filler, an emissivity agent, a crosslinking facilitator, and a metal silicate binder are disclosed. The compositions can be curable at ambient conditions. Methods of coating overhead conductor and power transmission line accessories with such coating compositions are also disclosed.

Abstract: Articles including a conductive metal substrate and a protective coating on the metal substrate are provided. The protective coating is electrochemically deposited from an electrodeposition medium including a silicon alkoxide and quaternary ammonium compounds or quaternary phosphonium compounds. Methods of electrochemically depositing such protective coatings are also described herein.

Abstract: Compositions including a filler, an emissivity agent, a crosslinking facilitator, and a metal silicate binder are disclosed. The compositions can be curable at ambient conditions. Methods of coating overhead conductor and power transmission line accessories with such coating compositions are also disclosed.

Abstract: A conductive composition can include a polyolefin base polymer, a high structure carbon black and a low structure carbon black. The conductive composition can exhibit two or more of a thermal conductivity of about 0.27 W/mK or more when measured at about 75° C., a volume resistivity of about 75 ohm-m or less when measured at about 90° C. and an elongation at break of about 300% or more. Cables having coverings formed of such conductive compositions and methods of making such cables are also described herein.

Abstract: A conductive composition can include a polyolefin base polymer, a high structure carbon black and a low structure carbon black. The conductive composition can exhibit two or more of a thermal conductivity of about 0.27 W/mK or more when measured at about 75° C., a volume resistivity of about 75 ohm-m or less when measured at about 90° C. and an elongation at break of about 300% or more. Cables having coverings formed of such conductive compositions and methods of making such cables are also described herein.

Abstract: A compositional kit for forming a composition includes a first composition and a second composition which are separate. The first composition includes a filler, a cross-linking agent and an emissivity agent; and the second composition includes a silicate binder. Methods for making a compositional kit and for making a coated overhead conductor are also provided.

Abstract: Articles including a conductive metal substrate and a protective coating on the metal substrate are provided. The protective coating is electrochemically deposited from an electrodeposition medium including a silicon alkoxide and quaternary ammonium compounds or quaternary phosphonium compounds. Methods of electrochemically depositing such protective coatings are also described herein.

Abstract: A compositional kit for forming a composition includes a first composition and a second composition which are separate. The first composition includes a filler, a cross-linking agent and an emissivity agent; and the second composition includes a silicate binder. Methods for making a compositional kit and for making a coated overhead conductor are also provided.

Abstract: A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonate nanocomposite is disclosed. Also disclosed are polycarbonate nanocomposites prepared in accordance with this method, and thermoplastic compositions comprising the polycarbonate nanocomposites. Also disclosed are polycarbonate compositions comprising the nanomaterial.

Abstract: Disclosed herein is a thermoplastic composition comprising: a polycarbonate; an impact modifier; a polycarbonate-polysiloxane copolymer; a poly(arylene ether)-polysiloxane copolymer; and an organophosphate in an amount of 2 to 20 weight percent based on the combined weight of polycarbonate, impact modifier, polycarbonate-polysiloxane copolymer, and poly(arylene ether)-polysiloxane copolymer, wherein the composition has a notched Izod impact strength of greater than or equal to 4 kilojoules per square meter (kJ/m2) as determined according to ISO 180/A, a melt viscosity rate of less than or equal to 130 Pascal seconds (Pa·s) as determined according to ISO11443 at 1500 s?1 and 280° C., and a UL94 rating of V1 or better at 0.8 millimeter thickness.

Abstract: A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonate nanocomposite is disclosed. Also disclosed are polycarbonate nanocomposites prepared in accordance with this method, and thermoplastic compositions comprising the polycarbonate nanocomposites. Also disclosed are polycarbonate compositions comprising the nanomaterial.

Abstract: Disclosed herein is a thermoplastic composition comprising: a polycarbonate; an impact modifier; a polycarbonate-polysiloxane copolymer; a poly(arylene ether)-polysiloxane copolymer; and an organophosphate in an amount of 2 to 20 weight percent based on the combined weight of polycarbonate, impact modifier, polycarbonate-polysiloxane copolymer, and poly(arylene ether)-polysiloxane copolymer, wherein the composition has a notched Izod impact strength of greater than or equal to 4 kilojoules per square meter (kJ/m2) as determined according to ISO 180/A, a melt viscosity rate of less than or equal to 130 Pascal seconds (Pa·s) as determined according to ISO11443 at 1500 s?1 and 280° C., and a UL94 rating of V1 or better at 0.8 millimeter thickness.

Abstract: Disclosed herein is a thermoplastic composition comprising about 49.9 to about 99.9 parts by weight of a polycarbonate polymer, up to about 50 parts by weight of an impact modifier, and about 0.1 to about 30 parts by weight silicon carbide particles, wherein the amounts of the polycarbonate polymer, impact modifier, and silicon carbide are each based on 100 parts by weight of the polycarbonate, silicon carbide particles, and impact modifier, wherein the thermoplastic composition has a melt volume rate (MVR) of greater than or equal to 5 cc/10 min. when measured at a temperature of 300° C. under a load of 1.2 kg according to ISO 1133, and wherein an article molded from the thermoplastic composition has a notched Izod impact (NII) of greater than or equal to 4 kJ/m2, when measured at a temperature of 23° C. and using a 2.7 J hammer, according to ISO 180. A method of making the composition, and articles formed therefrom, are also claimed.

Abstract: A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonate nanocomposite is disclosed. Also disclosed are polycarbonate nanocomposites prepared in accordance with this method, and thermoplastic compositions comprising the polycarbonate nanocomposites. Also disclosed are polycarbonate compositions comprising the nanomaterial.

Abstract: A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonate nanocomposite is disclosed. Also disclosed are polycarbonate nanocomposites prepared in accordance with this method, and thermoplastic compositions comprising the polycarbonate nanocomposites.