Abstract: A composition for encapsulation and an encapsulated apparatus, the composition including a (meth)acrylic alkoxysilane monomer including a moiety represented by Formula 1 or 2, below, or an oligomer thereof; a multifunctional (meth)acrylate monomer or an oligomer thereof; and an initiator, wherein * and ** represent a binding site between elements.

Abstract: An optical film includes: a first optical phase retardation layer having a relation nx1?ny1?nz1; a second optical phase retardation layer disposed under the first optical phase retardation layer and having a relation nx2?ny2<nz2; and a third optical phase retardation layer disposed on the first optical phase retardation layer and having a relation nx3?ny3<nz3, where nzi (i=1, 2, 3) denotes a refractive coefficient in a thickness direction of the i-th optical phase retardation layer, and nxi and nyi denote refractive coefficients in two orthogonal directions in a plane substantially perpendicular to the thickness direction of the i-th optical phase retardation layer.

Abstract: Optical films for reducing color shift, and organic light-emitting display apparatuses, employing the same include a first lens pattern layer including a plurality of first grooves, and a second lens pattern layer on the first lens pattern layer having the plurality of first grooves. The second lens pattern layer has a plurality of second grooves crossing the plurality of first grooves. The plurality of first and second grooves are each shaped in the form of a stripe.

Abstract: An optical film includes: a polarization layer; a first phase retardation layer having an optic axis at an angle in a range from about 17 degrees to about 27 degrees or from about ?27 degrees to about ?17 degrees with respect to a transmission axis of the polarization layer; and a second phase retardation layer having an optic axis at an angle in a range from about 85 degrees to about 95 degrees with respect to the transmission axis of the polarization layer. The polarization layer, the first phase retardation layer, and the second phase retardation layer are deposited in sequence, the first phase retardation layer is a half-wave plate, the second phase retardation layer is a quarter-wave plate, and out-of-plane retardation values of the first phase retardation layer and the second phase retardation layer for incident light having the standard wavelength have opposite signs.

Abstract: A material for an organic optoelectronic device including a first compound represented by Chemical Formula A-1 and a second compound represented by Chemical Formula B-1: wherein, variables R1-R8, Ar1, Ar2, L1, L2, X2, n1, and n2 are described in the specification.

Abstract: A composition for solar cell electrodes and electrodes fabricated using the same. The composition includes a silver (Ag) powder; a glass frit containing about 0.1 mole % to about 50 mole % of elemental silver; and an organic vehicle, wherein the elemental silver derives from a silver halide (Ag—X). The composition introduces a glass frit including a silver halide to enhance contact efficiency between electrodes and a silicon wafer, and solar cell electrodes prepared from the composition have minimized contact resistance (Rc), specific contact resistivity, and serial resistance (Rs), thereby exhibiting excellent conversion efficiency.

Abstract: Disclosed are a curable polysiloxane composition for an optical device including at least one kind of a first siloxane compound represented by Chemical Formula 1, at least one kind of a second siloxane compound having hydrogen bound to silicon (Si—H) at the terminal end, and at least one kind of a third siloxane compound having an alkenyl group bound to silicon (Si-Vi) at the terminal end, an encapsulating material obtained by curing the curable polysiloxane composition for an optical device, and an optical device including the encapsulating material. (R1R2R3SiO1/2)M1(R4R5SiO2/2)D1(L1-O)D2(L2-O)D3(R6R7SiO2/2)D4(L3-O-L4-O)D5(R8SiO2/2—Y1—SiO2/2R9)D6(R10R11Si—Y2)D7(R12SiO3/2)T1(R13SiO3/2)T2(SiO3/2—Y3—SiO3/2)T3(SiO4/2)Q1??[Chemical Formula 1] In Chemical Formula 1, R1 to R13, Y1 to Y3, M1, D1 to D7, T1 to T3 and Q1 are the same as defined in the specification.

Abstract: A composition for solar cell electrodes and electrodes fabricated using the same. The composition includes silver powder; fumed silica; a glass frit; and an organic vehicle. The composition has improved contact efficiency between electrodes and a silicon wafer by introducing specific fumed silica. Solar cell electrodes fabricated using the composition exhibit minimized serial resistance, thereby providing excellent fill factor and conversion efficiency.

Abstract: A compound for an organic optoelectronic device represented by Chemical Formula 1 wherein groups R1-R4, Ar1, Ar2, L1, L2, X, n1, and n2 are described in the specification.

Abstract: A composition includes a first host compound including moieties represented by Chemical Formulae 1 to 3 that are sequentially bonded with each other, and a second host compound including at least one carbazole group with a substituent having hole characteristics,

Abstract: An optical film including a polarization layer, a first phase delay layer positioned on a side of the polarization layer and including a liquid crystal, and a second phase delay layer positioned on a side of the first phase delay layer, where the first phase delay layer has an optical axis defining an angle of about 17 degrees to about 27 degrees or about ?27 degrees to about ?17 degrees relative to a transmissive axis of the polarization layer, and the second phase delay layer has an optical axis defining an angle of about 85 degrees to about 95 degrees relative to the transmissive axis of the polarization layer.

Abstract: Disclosed is modified hydrogenated polysiloxazane prepared by reacting hydrogenated polysiloxazane with a silane compound selected from polysilane, polycyclosilane, and a silane oligomer. The modified hydrogenated polysiloxazane has a small mole ratio of nitrogen atoms relative to silicon atoms and may remarkably deteriorate a film shrinkage ratio when included in a composition for forming a silica-based insulation layer to form a silica-based insulation layer.

Abstract: The present invention relates to a thermosetting composition for an organic light-emitting element filler, which comprises (A) 100 parts by weight of an epoxy-based resin including (A1) an epoxy resin having a weight average molecular weight of around about 200 g/mol or more to less than about 1000 g/mol, (A2) an epoxy resin having a weight average molecular weight of around about 1000 g/mol or more to less than about 20000 g/mol and (A3) an epoxy resin having a weight average molecular weight of about 20000 g/mol or more to less than about 100000 g/mol, (B) about 10 parts by weight to about 40 parts by weight of a sheet-like filler and (C) about 0.1 parts by weight to about 20 parts by weight of an imidazole curing agent having a cyano group; and an organic light-emitting element display device comprising the same.

Abstract: An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.

Abstract: An apparatus for purifying an organic compound and a method of purifying an organic compound, the apparatus including an inner tube that receives a purification target material therein; a heater that heats the purification target material received in the inner tube; an evacuator that evacuates the inner tube into a vacuum; and a driving device that drives the inner tube.

Abstract: A protective sheet includes a base layer, an interfacial layer, and a skin layer stacked in order. The base layer includes an aromatic polycarbonate resin, the interfacial layer includes an aliphatic polycarbonate resin; and the skin layer includes a cycloolefin polymer (COP) resin.

Abstract: Provided are a compound for an organic optoelectric device represented by Chemical Formula 1, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The structure of the compound for an organic optoelectric device represented by Chemical Formula 1 is described in the specification. The compound for an organic photoelectric device provides an organic light emitting diode having excellent electrochemical and thermal stability and improved life-span characteristics, and high luminous efficiency at a low driving voltage, and the compound for an organic photoelectric device may be appropriate for a solution process.

Abstract: Disclosed are a monomer for a hardmask composition represented by the following Chemical Formula 1, a hardmask composition including the monomer, and a method of forming patterns using the hardmask composition. In the above Chemical Formula 1, A, A? , X, Y, I, m and n are the same as described in the detailed description.

Abstract: Disclosed herein is an adhesive composition for polarizing plates having increased adhesion by preventing curing inhibition due to moisture. The present invention provides an adhesive composition for polarizing plates, comprising: (A) a radical polymerizable monomer; (B) a cationic polymerizable monomer; (C) an unsaturated dicarboxylic acid anhydride; and (D) an initiator.

Abstract: Disclosed are a compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The compound for an organic optoelectronic device represented by the following Chemical Formula 1 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.