Abstract: The present invention provides a new acidic gas adsorbent suitable for adsorption of acidic gas. An acidic gas adsorbent of the present invention includes a fiber and a cover layer including a polymer and covering the fiber. The polymer has a constitutional unit derived from an epoxy monomer, and an amino group. A structure of the present invention includes the acidic gas adsorbent and has an air flow path. An acidic gas adsorption device of the present invention includes an adsorption part having a gas inlet and a gas outlet. The adsorption part contains the acidic gas adsorbent.

Abstract: The present invention provides a novel fiber suitable for an adsorbent for acidic gas. The fiber of the present invention includes a polymer having an amino group. With respect to the fiber, an adsorption amount of carbon dioxide when the fiber is caused to be in contact with mixed gas composed of carbon dioxide, nitrogen, and water vapor for 15 hours is 0.1 mmol/g or more, for example. Here, the carbon dioxide in the mixed gas has a concentration of 400 vol ppm, and the mixed gas has a temperature of 23° C. and a humidity of 50% RH.

Abstract: The present invention provides an acidic gas adsorbent having improved heat resistance. The acidic gas adsorbent of the present invention includes a porous body, and an amine compound being a solid and being supported on surfaces of pores of the porous body. The acidic gas adsorbent includes, for example, a cover layer covering the surfaces of the pores of the porous body, and the cover layer includes the amine compound. As an example, when each pore of the porous body is assumed to have a spherical shape, the cover layer has a thickness of 5.0 nm or less, the thickness being calculated from the average pore diameter of the porous body, the pore volume of the porous body, and the pore volume of the acidic gas adsorbent.

Abstract: An active material (1) for a positive electrode includes an aggregate (10) of an electrochemically active polymer having an oxidized repeat unit and a reduced repeat unit. The aggregate (10) includes a first portion (11) forming a surface of the aggregate 10 and a second portion 12 covered by the first portion 11. In the active material 1, the percentage content of the oxidized repeat unit in the first portion 11 on a weight basis is lower than the percentage content of the oxidized repeat unit in the second portion 12 on a weight basis.

Abstract: A positive electrode for a power storage device includes: an active material layer; a current collector; and an electrically conductive layer. The active material layer includes an electrochemically active polymer and an electrically conductive agent. The electrically conductive layer is disposed between the active material layer and the current collector and is in contact with the active material layer and the current collector. The thickness of the electrically conductive layer is measured at 10 points spaced apart at 2 ?m intervals along a boundary between the current collector and the electrically conductive layer on a cross-section of the positive electrode for a power storage device. The cross-section is perpendicular to a principal surface of the current collector, and the electrically conductive layer is in contact with the principal surface. The average thickness of the electrically conductive layer determined by this measurement is 0.5 to 3.0 ?m.

Abstract: A positive electrode 1 for a power storage device includes: an active material layer 10; a current collector 20; and an electrically conductive layer 30. The active material layer 10 includes electrochemically active polymer particles 12 and an electrically conductive agent 14. The electrochemically active polymer particles 12 have an average particle diameter of more than 0.5 ?m and 20 ?m or less. The electrically conductive layer 30 is disposed between the active material layer 10 and the current collector 20 and is in contact with the active material layer 10 and the current collector 20.

Abstract: A positive electrode 1 for a power storage device includes: an active material layer 10; a current collector 20; and an electrically conductive layer 30. The active material layer 10 includes an electrochemically active polymer 12 and an electrically conductive agent 14. The electrically conductive layer 30 is disposed between the active material layer 10 and the current collector 20 and is in contact with the active material layer 10 and the current collector 20. The electrically conductive layer 30 includes electrically conductive particles 32 and a binder 35 in contact with outer surfaces of the electrically conductive particles 32. The content of the binder in the electrically conductive layer 30 is 3% or more on a mass basis.

Abstract: A power storage device positive electrode having an excellent activation property from the initial charge/discharge stage, and a power storage device employing the positive electrode are provided. The power storage device positive electrode includes an active material including at least one of polyaniline and a polyaniline derivative, a conductive agent, and a binder, wherein the active material including at least one of the polyaniline and the polyaniline derivative has a polyaniline oxidant proportion of not less than 45 wt. % based on the overall weight of the polyaniline active material, wherein the binder has Hansen solubility parameters such that the sum of a polarity term and a hydrogen bonding term is not greater than 20 MPa1/2.

Abstract: The purpose of the present invention is to provide: a magnetic element for wireless power transmission, which is capable of feeding power with high power transmission efficiency, while increasing the heat dissipation performance; and a method for manufacturing the magnetic element for wireless power transmission magnetic element for wireless power transmission have configurations that respectively comprise planar coils through which an alternating current passes and magnetic parts which are arranged in parallel in the intervals between the copper wires of the planar coils when viewed in cross section. The magnetic parts comprise an epoxy resin in which iron-based amorphous particles FINEMET® serving as magnetic particles are dispersed, and the magnetic parts are integrated with the planar coils by being bonded to the planar coils in an electrically insulated state by means of the epoxy resin.

Abstract: The purpose of the present invention is to provide: a magnetic element for wireless power transmission, which is capable of feeding power with high power transmission efficiency, while increasing the heat dissipation performance; and a method for manufacturing the magnetic element for wireless power transmission magnetic element for wireless power transmission have configurations that respectively comprise planar coils through which an alternating current passes and magnetic parts which are arranged in parallel in the intervals between the copper wires of the planar coils when viewed in cross section. The magnetic parts comprise an epoxy resin in which iron-based amorphous particles FINEMET® serving as magnetic particles are dispersed, and the magnetic parts are integrated with the planar coils by being bonded to the planar coils in an electrically insulated state by means of the epoxy resin.

Abstract: An optical waveguide of the present invention includes a light-absorptive section formed in a recess of a clad. The light-absorptive section prevents unwanted light from traveling through the clad. The light-absorptive section absorbs light at all wavelengths (infrared light, visible light, and ultraviolet light). The light-absorptive section is located adjacent to a light-receiving element. In the case where there is a light-absorptive section, cores are encircled by the thin clad and the thin clad encircling respective cores is encircled by the light-absorptive section.

Abstract: The present invention relates to a thermosetting resin composition for optical-semiconductor element encapsulation, the thermosetting resin composition including the following ingredients (A) to (D): (A) an epoxy group-containing siloxane compound represented by the following general formula (1) in which R1 is a monovalent hydrocarbon group having 1 to 10 carbon atoms, R2 is a divalent hydrocarbon group having 1 to 20 carbon atoms and may contain an oxygen atom for ether formulation or ester formulation inside thereof, and n is an integer of 0 to 20; (B) an acid anhydride curing agent; (C) a thermally condensable organosiloxane; and (D) a curing accelerator.

Abstract: The present invention relates to an epoxy resin composition for optical semiconductor element encapsulation, the epoxy resin composition including following components (A) to (C): (A) an epoxy resin represented by the following structural formula (1): in which n is a positive number, (B) an epoxy resin except for the epoxy resin represented by the structural formula (1), and (C) a curing agent.

Abstract: The present invention relates to an epoxy resin composition for optical semiconductor element encapsulation, the epoxy resin composition including following components (A) to (C): (A) an epoxy resin represented by the following structural formula (1): in which n is a positive number, (B) an epoxy resin except for the epoxy resin represented by the structural formula (1), and (C) a curing agent.