An object is to obtain a composition capable of: forming a uniform film even by spray coating or even when the composition is applied in the form of ink for inkjet printing; and preventing light emission from a portion other than an ITO electrode surface when the film is mounted on an organic EL device and light is emitted from the device. A conductive polymer composition contains: a composite containing a π-conjugated polymer (A) and a polymer (B) shown by a general formula (1); H.sub.2O (D) for dispersing the composite; a water-soluble organic solvent (C); and a compound (E) shown by a general formula (2). The electric conductivity of a film with a thickness of 20 to 200 nm formed from the conductive polymer composition is less than 1.00E-05 S/cm.

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A display device and a manufacturing method of the display device are provided. The display device includes a substrate; a pixel definition layer disposed on the substrate and having a plurality of pixel openings; a surface-active nanolayer disposed on a surface of the substrate and on a surface extending to the pixel definition layer, wherein the surface-active nanolayer covers a plurality of nanoparticles; and a light-emitting layer disposed in the plurality of pixel openings.

The present invention addresses the problem of providing a fluorine-containing aromatic polymer; a method for producing the fluorine-containing aromatic polymer; etc. The problem can be solved by: a polymer having a monomer unit represented by formula (1) (wherein R.sup.1 in each occurrence is independently a halogen atom, NR.sup.11R.sup.12 (wherein R.sup.11 and R.sup.12 are independently a hydrogen atom or an organic group), or an organic group; n1 is an integer of 0 to 4; two R.sup.1s that can be present in the ortho-positions may form a ring together with two carbon atoms on the adjacent benzene ring, wherein the formed ring may have an organic group as a substituent; and L.sup.1 is a single bond, an oxygen atom, a sulfur atom, -L.sup.11-O—, —O-L.sup.12-O—, -L.sup.13-S—, or —S-L.sup.14-S— (wherein L.sup.11 to L.sup.14 are each independently an alkylene group optionally having one or more substituents); etc.

An electrically conductive material includes an anionic polymer having a polymer backbone that is bonded to a plurality of terminal catechol moieties and a plurality of terminal sulfonate moieties. It also includes a cationic polymer including poly(3,4-ethylenedioxythiophene).

A method for producing an organic conductive film includes a step of preparing a coating liquid containing an acid-based organic conductive polymer, an alkali neutralizing agent, and a liquid medium, and having a pH of 4.0 to 6.5 at 25° C., a step of applying the coating liquid to a base layer, and a step of removing the liquid medium from the applied coating liquid.

A process for producing polymer-supported metal nanoparticles involves confinement of metal nanoparticles in polymeric nanotubes or nanosheets in an aqueous environment using hydrophobic reactants. Metal nanoparticles supported in the polymeric nanotubes or nanosheets are substantially monodisperse and have an average particle size of 4 nm or less. The polymer-supported metal nanoparticles are useful in fuel cells, sensors, bioanalysis, biological labeling or semi-conductors, especially as catalysts.

Water-soluble photoactive polymers, included polymer tandem dyes, as described as well as methods for their preparation and use. The photoactive polymers can be prepared by direct modification of core polymers (e.g., violet excitable polymers) with dyes or other functional groups. Methods of detecting analytes using the polymers are also described.

A mixing head 3 which mixes a first preparative liquid formulation containing a norbornene-based monomer with a second preparative liquid formulation containing a metathesis polymerization catalyst includes a casing 4, a cap 7, and a mixing rotor 6. A plurality of protrusions 622 includes first protrusions 622a having a width in the axial direction of the mixing rotor 6 larger than that in the circumferential direction, and second protrusions 622b having a width in the axial direction of the mixing rotor 6 smaller than that in the circumferential direction. First and second protrusion rows 623a and 623b are alternately arranged, the first protrusion rows 623a being formed of the first protrusions 622a aligned at a predetermined interval, the second protrusion rows 623b being formed of the second protrusions 622b aligned at a predetermined interval.

A method for synthesizing polyolefin materials with a controlled degree of branching includes the following steps: polymerizing cyclic olefin monomers under catalyst conditions. The cyclic olefin monomer is shown in formula I, where n≥0, n is an integer. By changing monomers and reaction parameters such as reaction temperature, solvent type, catalyst concentration, monomer concentration and reaction time, the degree of branching, the molecular weight and molecular weight distribution of polyolefin can be controlled. Compared with the existing process, the present invention is a new polymerization process, which can prepare the hyperbranched polyolefin with precise and controllable branching structure. The polyolefin material prepared according to the present invention has advantages of a controlled degree of branching, low viscosity and good fluidity, which has broad application in coating, lubricant, polymer and process flow improvement technologies.

The present invention relates to a vertical alignment layer including a cyclic olefin copolymer, and more specifically, the present invention relates to a vertical alignment layer capable of having alignment even in a low temperature process, and exhibiting excellent liquid crystal vertical alignment by including a cyclic olefin copolymer having a specific substituent.