Abstract: An electrode includes a unit body stack part formed by stacking at least one basic unit having a four-layer structure in which a first electrode, a first separator, a second electrode and a second separator are sequentially stacked. Each surface of the first separator and the second separator is coated with a coating material having adhesiveness, and the basic unit adheres to an adjacent radial unit in the unit body stack part. The electrode assembly of allows a heating and pressing process to be performed prior to a primary formation process so that a separator of one basic unit and a first electrode of the other basic unit to be adhered and fixed by a coating material coated on the separator, and thus a bending phenomenon caused by a difference in electrode expansion rates in a charging/discharging process is prevented.

Abstract: The present invention is a method for manufacturing a secondary battery. An electrode assembly and an electrolyte are accommodated into a body of a battery case. The body of the battery case has an accommodation part and a gas pocket part, and a passage that extends from the accommodation part to the outside discharges an internal gas from the accommodation part through the gas pocket part. The battery case is seated in a seating step on a support block, which has an inclined part on a side surface thereof, to support the battery case. The body is pressed to discharge a gas accommodated in the accommodation part through the gas pocket part in the battery case. This method allows easy discharging of internal gas while reducing discharge of the electrolyte with the gas.

Abstract: A battery cell degassing apparatus for degassing a battery cell having a gas pocket, which includes a chamber cover to which the battery cell is detachably mounted, a vacuum chamber coupled to the chamber cover and configured to accommodate the battery cell in a vacuum environment, the chamber cover being slidable in a horizontal direction with respect to the vacuum chamber, a piercing unit provided at the vacuum chamber to pierce a part of the gas pocket, and a pressing unit provided at the vacuum chamber to be spaced apart from the piercing unit and configured to flatten an upper surface and a lower surface of the battery cell and to discharge a gas inside the battery cell to the outside of the battery cell is provided.

Abstract: Disclosed is a method for manufacturing high-carbon bearing steel, which include: heating a billet at a temperature of about 950 to 1,050° C. for about 70 to 120 minutes, rolling the billet to manufacture a wire rod, winding the wire rod to manufacture a wire rod coil, cooling the wire rod coil, and subsequently heat treating the wire rod coil for spheroidizing and carbonitriding, respectively. The bearing steel may include an amount of about 0.9 to 1.3 wt % of carbon (C), an amount of about 1.1 to 1.6 wt % of silicon (Si), an amount of about 1.0 to 1.5 wt % of manganese (Mn), an amount of about 1.5 to 1.9 wt % of chromium (Cr), an amount of about 0.2 to 0.6 wt % of nickel (Ni), an amount of about 0.1 to 0.3 wt % of molybdenum (Mo), and the balance iron (Fe) based on the total weight thereof.

Abstract: The present invention relates to an adhesive composition and a protective film including an adhesive layer formed by using the same, wherein the adhesive composition includes an acrylic copolymer formed by polymerizing a monomer mixture, the monomer mixture including a monomer represented by [Formula 1], a (meth)acrylic monomer including a carboxy group, a (meth)acrylic monomer including a cross-linkable functional group, and an alkyl(meth)acrylate-based monomer, wherein the acrylic copolymer has a polymerization conversion rate of 99 wt % or higher.

Abstract: A pressure-sensitive adhesive composition, which may have excellent durability under high temperature or humidity conditions and exhibit high close adhesion to optical films, thereby forming a pressure-sensitive adhesive having superior cuttability and re-workability, is provided. Also, a pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive capable of effectively inhibiting bending when applied to a thin substrate such as a very thin glass substrate, minimizing a time required to stabilize physical properties, and preventing a degradation of the secured physical properties in time, a pressure-sensitive adhesive optical member formed using such a pressure-sensitive adhesive composition, an optical laminate, and a display device are provided.

Abstract: A thermoplastic resin composition of the present invention comprises: about 5 wt % to about 35 wt % of a modified polyaryletherketone resin comprising a repeat unit represented by chemical formula 1; about 5 wt % to about 35 wt % of a polyether ether ketone resin; about 20 wt % to about 40 wt % of a polyphenylsulfone resin; and about 15 wt % to about 50 wt % of glass fibers. The thermoplastic resin composition has good properties in terms of adhesion to metals, impact resistance, and so on.

Abstract: A sleeve case is for a portable electronic device (e.g., laptop computer or electronic tablet device) and includes neoprene or fabric panels attached to an elastic polymer frame, such as ethylene vinyl acetate (EVA). The elastic polymer frame extends around a perimeter of the sleeve to provide cushioning or padding for side edges of the sleeve. A magnetic or other latching mechanism is used to secure an opening on one side of the sleeve.

Abstract: The present invention can provide a thermoplastic resin composition which contains (A) a polyester resin, (B) a white pigment, and (C) a silicon-containing graft copolymer, and thus has excellent light efficiency, discoloration resistance, and light stability, without degrading shock resistance and molding processability.

Abstract: Disclosed is a battery sleeve case for a portable electronic device (e.g., laptop computer or electronic tablet device) that includes an elastic polymer frame structure that extends around a perimeter of the sleeve to provide cushioning or padding to the sides of the device. Front and back face side panels are attached to opposing sides of the frame structure, via stitching or some other suitable means. The frame structure may be formed of injected molded ethylene vinyl acetate (EVA) or other suitable material. The side panels may be laminated with fabric, with a front face side panel being flexible and cushioned and including one or more access flaps. The back face side panel includes a rechargeable battery housed within a battery compartment defined by a semi rigid outer panel, which may be formed of compression molded EVA or other suitable material. The rechargeable battery is electrically coupled to external and internal electrical interfaces.

Abstract: A temperature measurement device suitable for measuring the temperature of each secondary battery to consider a temperature deviation between secondary batteries that may occur during charging/discharging in the formation process and capacity test after the secondary battery assembly process, and a charge/discharge apparatus including the temperature measurement device are provided. The temperature measurement device is for measuring a temperature of at least one of a plurality of secondary batteries arranged along an X-axis direction, spaced apart from one another, in a standing position, and includes a non-contact temperature sensor unit which is insertable into a spacing between adjacent secondary batteries to measure the temperature of the secondary battery that the non-contact temperature sensor unit faces in a non-contact manner, and a Z-axis transfer device which inserts the non-contact temperature sensor unit into the spacing downward from above the secondary batteries in a Z-axis direction.

Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.

Abstract: A data storage device is provided. The data storage device includes: a first function block of a device controller configured to receive user data and perform a first data processing; a first buffer memory connected to the first function block and configured to store user data subjected to the first data processing as first process data; a second function block of the device controller configured to receive a data write command determined based on the first process data; and a non-volatile memory connected to the second function block, and configured to receive and store data stored in the first buffer memory. The user data is provided to the first function block before the data write command is provided to the second function block.

Abstract: A display device and a method of manufacturing the display device are provided. The display device comprises a pixel which is connected to a scan line and a data line intersecting the scan line, wherein the pixel comprises a light emitting element and a driving transistor controlling a driving current, which is supplied to the light emitting element, according to a data voltage received from the data line, wherein the driving transistor comprises a first active layer having an oxide semiconductor containing tin (Sn).

Abstract: A method for injecting an electrolyte of a pouch type battery is provided. The method includes pressing the pouch type battery that has a gas pocket on a first side thereof to move gas generated from the battery toward the gas pocket. The gas pocket is then pierced using a needle type injector and an electrolyte is injected through the pierced portion. The electrolyte injected into the gas pocket is moved toward a second side of the battery and the gas pocket is pierced to remove the gas under a vacuum and seal the battery.

Abstract: An optical wireless communication apparatus includes: a modulator for generating a reference signal including periodically repeating binary zeros and ones, receiving an input of a first binary data signal, and outputting a second binary data signal, wherein the second binary data signal has the same frequency as the reference signal, and has the same phase as the reference signal when the first binary data signal comprises binary zeros and has an opposite phase to the reference signal when the first binary data signal comprises binary ones, or has the same phase as the reference signal when the first binary data signal comprises binary ones and has an opposite phase to the reference signal when the first binary data signal comprises binary zeros, and a transmitter for turning a first light source on or off according to the reference signal, and turning a second light source on or off according to the second binary data signal.

Abstract: A battery cell degassing apparatus for degassing a battery cell having a gas pocket, which includes a chamber cover to which the battery cell is detachably mounted, a vacuum chamber coupled to the chamber cover and configured to accommodate the battery cell in a vacuum environment, the chamber cover being slidable in a vertical direction with respect to the vacuum chamber, a piercing unit provided at the vacuum chamber to pierce a part of the gas pocket, and a pressing unit provided at the vacuum chamber to be spaced apart from the piercing unit and configured to flatten a left surface and a right surface of the battery cell and to discharge a gas inside the battery cell to the outside of the battery cell is provided.

Abstract: A thermoplastic resin composition includes: a polyester resin; a white pigment; a core-shell structured impact modifier; and a modified polyolefin resin. The thermoplastic resin composition and a molded article formed from the same can exhibit excellent properties in terms of reflectance, reflectance maintenance at high temperature, and/or flexural strength.

Abstract: A thermoplastic resin composition of the present invention comprises: (A) about 20 to about 70% by weight of an aromatic polyamide resin comprising at least two aromatic dicarboxylic acid units; (B) about 0.1 to about 20% by weight of an olefin-based copolymer; and (C) about 10% to about 60% by weight of an inorganic filler. The thermoplastic resin composition and a molded article produced therefrom are excellent in plateability, impact resistance, heat resistance and the like.

Abstract: A polyamide resin composition includes: about 5% by weight (wt %) to about 50 wt % of an aromatic polyamide resin; about 10 wt % to about 60 wt % of an aliphatic polyamide resin; about 20 wt % to about 60 wt % of inorganic fillers; and about 0.5 wt % to about 5 wt % of a polyetheresteramide block copolymer, wherein the polyetheresteramide block copolymer is a polymer of a reaction mixture including about 5 wt % to about 95 wt % of an amino carboxylic acid, lactam or diamine-dicarboxylic acid salt and about 5 wt % to about 95 wt % of polyalkylene glycol. The polyamide resin composition can exhibit good adhesion with respect to other materials and anti-contamination (antifouling) properties.