Abstract: An electrostatic discharge protection device includes a base, a plurality of electrodes arranged on the base separated from each other, a function layer supplied on a separation space between the electrodes and a composite insulating layer disposed on the base and composed of inorganic particles dispersed in a resin, the composite insulating layer covering the electrodes and the function layer.

Abstract: A method of manufacturing a composite material that is formed to include an aperture is provided. The method includes disposing a plurality of woven substances including reinforcement fibers on a jig having a protrusion to fit the woven substances on the protrusion and thus provide the aperture. Additionally, the method includes integrally mounting the jig and a plurality of the woven substances in a mold, and adding a resin to the mold to immerse the plurality of the woven substances with the resin.

Abstract: Disclosed is a method of recovering reinforcement fibers from a fiber-reinforced part that includes the reinforcement fibers and is impregnated with resin. The method includes unwinding the reinforcement fibers from the fiber-reinforced part, dissolving the resin impregnated in the fiber-reinforced part, coating the resin-free reinforcement fiber with a sizing agent, and winding the sizing agent-coated reinforcement fibers around a mandrel.

Abstract: A common mode filter and a manufacturing method thereof are disclosed. A common mode filter in accordance with an aspect of the present invention includes: a substrate: a filter layer disposed on the substrate and configured to remove a signal noise; an electrode column formed to be bent along a perimetric portion of the filter layer and electrically connected with the filter layer; an electrode pad formed to have a larger longitudinal cross-sectional area than the electrode column and integrally coupled on the electrode column; and a magnetic layer formed on a layer on which the electrode column and the electrode pad are formed.

Abstract: Disclosed herein are a thin film common mode filter and a method of manufacturing the same. The thin film common mode filter according to the exemplary embodiment of the present invention includes a magnetic substrate made of a magnetic ceramic material; and coil patterns formed on the magnetic substrate, wherein external electrodes connected with the coil patterns are sequentially stacked and insulating layers formed on and beneath the coil pattern are made of a composite of ferrite powder and thermosetting resin.

Abstract: Disclosed herein is a thin film type common mode filter including: a base substrate made of an insulating material; a first insulating layer formed on the base substrate; a coil-shaped internal electrode formed on the first insulating layer; a second insulating layer formed on the internal electrode; an external electrode terminal having a vertical section connected to a side surface of the internal electrode and a horizontal section extended from an upper end of the vertical section toward a horizontal direction to thereby form a parallel surface spaced apart from the internal electrode by a predetermined distance; and a ferrite resin layer formed between the horizontal section of the external electrode terminal and the internal electrode.

Abstract: A bumper unit of a vehicle includes a plurality of bumper beams arranged in a width direction of the vehicle, each of the bumper beams being coupled at both ends thereof to a vehicle body, a bumper reinforcement member configured as a molded synthetic-resin base, the base being formed with a plurality of through-holes in the width direction of the vehicle such that the bumper beams penetrate the base via the through-holes, and a strengthening band formed of reinforcement fiber tows, the strengthening band being configured to surround the exterior of the bumper reinforcement member.

Abstract: The fiber-reinforced plastic member includes a continuous variation layer which includes a synthetic resin constituting a base and a plurality of reinforcement fibers embedded in the synthetic resin, and a reinforcing layer which is attached to the continuous variation layer to constitute the fiber-reinforced plastic member for a vehicle and is composed of a synthetic resin constituting the base and a plurality of reinforcement fibers. In particular, the plurality of reinforcement fibers in the continuous variation layer are arranged so as to be inclined with respect to a longitudinal direction of the fiber-reinforced plastic member for a vehicle and angles of the reinforcement fibers with respect to the longitudinal direction of the fiber-reinforced plastic member progressively varying along the longitudinal direction and the plurality of reinforcement fibers in the reinforcing layer are embedded in the synthetic resin and intersecting each other in a reticular pattern.

Abstract: Disclosed is a method for manufacturing a composite reinforcement member, comprising: an impregnation step of impregnating a resin into reinforcement fibers withdrawn from a plurality of creels; a non-uniform distribution step of passing the resin-impregnated reinforcement fibers through a guide to adjust spaces among the reinforcement fibers in such a manner that the reinforcement fibers are distributed at different densities per area according to regions of the cross section of the composite reinforcement member; a forming step of directing the reinforcement fibers into a mold from the guide; and a curing step of curing the resin impregnated into the reinforcement fibers emerging from the mold.

Abstract: Disclosed are a polymer resin composition comprising: a binder resin including an olefin-based polymer resin; a carbon fiber surface-treated with a predetermined compound; and a modified polyolefin resin grafted with polyetheramine-bonded dicarboxylic acid or an acid anhydride thereof, a polymer composite tape including the polymer resin composition, and a front bumper of a vehicle equipped with the polymer composite tape.

Abstract: The present invention provides a carbon fiber reinforced polypropylene resin composition with improved molding property. In particular, provided is a carbon fiber reinforced polypropylene resin composition with significantly improved molding property, tensile strength, flexural strength and the like by adding a modified polypropylene grafted with maleic anhydride as a compatibilizer to a polypropylene resin to reinforce the carbon fiber.

Abstract: The present invention discloses a common mode filter and a method for manufacturing the common mode filter. The common mode filter in accordance with an embodiment of the present invention includes: a magnetic substrate; a first coil electrode formed on the magnetic substrate; a first lead electrode formed on the magnetic substrate; a first dielectric layer formed on the magnetic substrate; a height compensation electrode formed on the upper surface of the first lead electrode; a second coil electrode formed on the first dielectric layer; a second lead electrode formed on the first dielectric layer; a second dielectric layer formed on the first dielectric layer; and an external electrode formed on the second dielectric layer.

Abstract: An under-floor frame system is disclosed. In particular, a main frame made of carbon fiber composite materials forms a closed quadrangle. A center cross member made of carbon fiber composite materials runs along a width direction of a vehicle and connects middles of the both side members. Also, a front cross member and a rear cross member made of carbon fiber composite materials runs along a width direction of a vehicle and connects a front side member portion and a rear side member portion at both sides of the main frame, respectively. A center tunnel member made of carbon fiber composite materials and is extended in a width direction of a vehicle to traverse an upper space of the center cross member and connects the front cross member and the rear cross member.

Abstract: A roof for a vehicle is provided that includes a roof frame and a reinforcement frame that is disposed on an upper part of the roof frame, shaped to correspond to an upper surface of the roof frame, and provided with a bush unit formed integrally with a bolting mechanism, respectively, to be connected to the roof frame. In addition, a reinforcement fiber tow is processed to correspond to a shape of the roof frame through the bush unit. A roof panel that is formed as a plate shape to cover the roof frame is disposed at an upper end of the reinforcement frame to be connected thereto.

Abstract: A coil component includes an insulation layer having a coil conductor, and a magnetic-resin composite layer disposed on the insulation layer. The magnetic-resin composite layer includes a heat-dissipating filler.

Abstract: A coil-embedded substrate and a method of manufacturing the same are provided. The coil-embedded substrate includes a substrate having a hollow portion disposed therein, a coil conductor disposed in the substrate and having a spiral shape winding about the hollow portion, a magnetic core disposed in the hollow portion, and a cover layer covering the substrate and the hollow portion.

Abstract: Disclosed is a coil component and method of manufacturing the coil component. The coil component includes a core magnetic layer, coil conductors formed on two opposing surfaces of the core magnetic layer, and outer magnetic layers laminated on the core magnetic layer and covering the coil conductors.

Abstract: A B-pillar unit for a vehicle is provided. The B-pillar unit includes a B-pillar that is connected to a vehicle body. In particular, the B-pillar includes a roof surface, a left surface, a right surface and a floor surface that are connected in a substantially circular shape.

Abstract: A self-piercing rivet which reduces damage of a composite part and enhances bonding capability by suppressing galvanic corrosion is provided. The self-piercing rivet includes a repair resin that is disposed in a space formed within the rivet and a passage that is formed between an inner surface forming the space and an outer surface of the rivet and through which the repair resin flows.

Abstract: A roof for a vehicle is provided that includes a roof frame and a reinforcement frame that is disposed on an upper part of the roof frame, shaped to correspond to an upper surface of the roof frame, and provided with a bush unit formed integrally with a bolting mechanism, respectively, to be connected to the roof frame. In addition, a reinforcement fiber tow is processed to correspond to a shape of the roof frame through the bush unit. A roof panel that is formed as a plate shape to cover the roof frame is disposed at an upper end of the reinforcement frame to be connected thereto.