Disclosed herein are electrically conductive thermoplastic polyester compositions comprising: a) at least one thermoplastic polyester; b) conductive carbon black; c) at least one ethylene copolymer based impact modifier; and d) at least one hyperbranched polyester having an acid number of about 80-340 mg KOH/g.

A multi-laver device and its method of manufacture are disclosed. The multi-layer device comprises a first electrode layer, a first repair layer, a functional layer, and a second electrode layer. The first repair layer comprises a conductive hydrogel film or conductive hydrogel beads, the conductive hydrogel film or the conductive hydrogel beads comprising conductive filler particles dispersed in a cross-linked polymer. The repair layer protects the multi-layer device from electrical short circuits. A multilayer device is also disclosed including a light-transmissive electrode layer comprising a porous mesh or porous spheres.

The present invention relates to nanoparticles of π-conjugated polymers. The present invention also relates to an aqueous composition comprising these polymeric nanoparticles, to processes for making the nanoparticles, and to the use of these nanoparticles in the fabrication of electronic devices and components.

The invention provides a method of preparing an electrically conductive polymeric material. The method comprises providing a polymeric network having a short chain conductive polymer dispersed in the polymeric network and electropolymerising a conductive polymer within the polymeric network. Also described is a free standing flexible electrically conductive polymeric material comprising a conductive polymer within a polymeric network.

An object of the present invention is to provide a composition for forming an organic semiconductor film that is excellent in printing properties and makes is possible to prepare an organic thin film transistor excellent in mobility and insulation reliability. Another object of the present invention is to provide an organic thin film transistor, electronic paper, and a display device. The composition for forming an organic semiconductor film of the present invention contains an organic semiconductor material, a phenolic reductant, a polymer compound having a weight-average molecular weight of equal to or greater than 500,000, a surfactant, and an organic solvent having a standard boiling point of equal to or higher than 150° C., in which a ratio of a content of the organic semiconductor material to a content of the polymer compound is 0.02 to 10 based on mass, and a ratio of a content of the phenolic reductant to the content of the polymer compound is 0.1 to 5 based on mass.

A polybenzodifuran ladder polymer is disclosed.

A method of production of a channel member for fuel cell use comprising a step of obtaining a sheet-shaped first conductor part 11 containing a carbon material of at least one of carbon nanotubes, granular graphite, and carbon fibers and a first resin, a step of laying a sheet-shaped second conductor part 21 containing a carbon material and a second resin with a lower melting point than the first resin to form a sheet-shaped base part 13, a step of transferring a grooved surface 51 to a surface to form a grooved base part 16 provided with groove part 15, a step of laying a sheet-shaped third conductor part 31 containing a carbon material and a third resin with a lower melting point than the first resin, and a step of integrally joining the grooved base part and the third conductor part by hot melt bonding to cover the groove parts.

An electrical conductor has a first layer, wherein the first layer is electrically conducting, and has micro protrusions, macro protrusions, wherein the micro protrusions are arranged on the macro protrusions, a first set of depressions, wherein the first set of depressions comprises at least two longitudinal depressions; the macro protrusions and the at least two longitudinal depressions are arranged in an alternating pattern, at least one coating layer, wherein the at least one coating layer comprises an electrically conducting polymer, touches the first layer, at least partially covers the first layer; wherein at least 50% of the macro protrusions have a width, measured along a first direction in the range of 2.0 mm to 40.0 mm and at least 50% of the micro protrusions have a width, measured along the first direction, in the range of 0.001 mm to 1.000 mm.

A waveguide launch includes a first substrate having a first electrically insulating layer having first and second faces, an internal waveguide extending through the first electrically insulating layer, the internal waveguide being defined by an electrically conductive internal waveguide side wall, and, first and second electrically conductive layers in electrical contact with the internal waveguide side wall, and an electrically conductive probe launch. The waveguide launch also includes a second substrate having a second electrically insulating layer having third and fourth faces, a backshort recess arranged within the second electrically insulating layer, a third electrically conductive layer on the third face, and, an interconnection waveguide extending between the first and third faces.

Provided are a fluid for an electrowetting device including a first fluid as a polar liquid, and a second fluid, as a non-polar solution, which is separated from the first fluid by an interface, wherein the first fluid includes an organic acid having an acid dissociation constant (pKa) of about 4 or less, a polar solvent, and a quaternary ammonium hydroxide compound, and an electrowetting device including the fluid.