Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Cheil Industries Inc.

Samsung General Chemicals, Co., Ltd.

Samsung General Chemical Co., Ltd.

Chungnam National University Industry Foundation

Won-Cheol Jung

Oleg Baranov

Elena Nikolaevna Rodlovskaya

Boris Alexandrovich Izmailov

Valeri Alexandrovich Vasnev

Galy Dmitrievna Markova

Hyung Jun Kim

Myung Sup Jung

Yi-Yeol Lyu

Chung Kun Cho

Seoung-jae Im

Byung-Ki Kim

Seok Gyun Chang

Kalinina Fedosya

Yoon Seok Ko

Kovalev Mikhail

Androsov Dmitry

Keun-Byoung Yoon

Yoon-Dong Park

Eun Kyung Lee

Young-Gu Jin

Young-jun Park

Ji-Hoon Lee

Myung-bok Lee

Sang-Cheol Park

Kyu Yeol In

Kyoung Ah Oh

Sang-Chul Sul

Jung-Gyu Nam

Young-nam Kwon

Bum-jae Lee

Jong-seop Lee

Duck-Joo Yang

Tae-jung Kim

An article having a hydrophilic surface of a material, including a base material having a surface; and a siloxane oligomer represented by Chemical Formula 1 chemically affixed to the surface of the base material wherein the organosiloxane coating comprises a reaction product of a siloxane oligomer represented by Chemical Formula 1 or a polysiloxane derived therefrom, with a phosphonic acid compound represented by Chemical Formula 2: 

Methods of material hydrophilization by siloxanes containing nitrilopoly (methylenephosphonic acid) or derivatives thereof

A poly(amide-imide) block copolymer that includes: a first segment including a structural unit represented by Chemical Formula 1C, and a second segment including a structural unit represented by Chemical Formula 2:  In Chemical Formula 1C and Chemical Formula 2, Rto R, and n3 to n8 are the same as in the specification.

Poly(amide-imide) block copolymer, article including same, and display device including the article

A retardation film including: a first optical anisotropic layer including a polymer material; and a second optical anisotropic layer including a liquid crystal material, in which the first optical anisotropic layer has refractive indices which satisfy the following inequation: nz1&#x2267;nx1&#x3e;ny1, the second optical anisotropic layer has refractive indices which satisfy the following inequation: nx2&#x3e;ny2&#x2267;nz2, a fast axis of the first optical anisotropic layer and a slow axis of the second optical anisotropic layer form a predetermined angle such that refractive indices of the retardation film satisfy the following inequation: 0&#x3c;(nx0&#x2212;nz0)/(nx0&#x2212;ny0)&#x3c;1, and in-plane retardation values (Re0) of the retardation film respectively at a wavelength of about 450 nanometers, 550 nanometers and 650 nanometers satisfy the following inequation: Re0 (450 nm)&#x3c;Re0 (550 nm)&#x3c;Re0 (650 nm).

Inverse wavelength dispersion retardation film and display device including the same

Disclosed is a polymer comprising a repeating unit represented by Chemical Formula 1, or a polymer comprising a repeating unit represented by Chemical Formula 2: wherein R, R, x and y are as defined herein.

Polymer for optical film, and optical film including same

A method of imparting hydrophilicity to a surface of a material, which includes providing a base material having a surface; applying and chemically fixing a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material to form a siloxane-modified surface; and applying a glycidol compound represented by Chemical Formula 2 to the siloxane-modified surface; and carrying out a reaction therebetween to form an organosiloxane coating having a N,N-bis(hydroxyalkyl)aminoalkyl group: wherein R, R, and Rare the same or different and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 30; 

Methods of material hydrophilization by glycidol-containing siloxanes

A method of imparting hydrophilicity to a surface of a material, which comprises providing a base material comprising a surface; applying and chemically fixing a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material to form a siloxane-modified surface; and applying a phosphonic acid compound represented by Chemical Formula 2 to the siloxane-modified surface and carrying out a reaction therebetween to form an organosiloxane coating: 

A poly(amide-imide) block copolymer that includes: a first segment including a repeating unit represented by Chemical Formula 1A, a repeating unit represented by Chemical Formula 1B, a repeating unit represented by Chemical Formula 1C, or a combination thereof; and a second segment including a repeating unit represented by Chemical Formula 2: 

Disclosed is a liquid crystal display which includes a first display panel including a plurality of pixel electrodes, a second display panel facing the first display panel, and a liquid crystal layer interposed between the first display panel and the second display panel, and a method of manufacturing the liquid crystal display panel. The second display panel includes a light emitting element displaying a color, an insulating layer disposed on the light emitting element and including a rubbed surface, a polarization layer disposed on the insulating layer and opposite to the light emitting element with respect to the insulating layer, and a common electrode disposed on the polarization layer and facing the pixel electrode.

Liquid crystal display and method of manufacturing the same

Image sensors include three-dimensional (3D) color image sensors having an array of sensor pixels therein. A 3-D color image sensor may include a 3-D image sensor pixel having a plurality of color sensors and a depth sensor therein. The plurality of color sensors may include red, green and blue sensors extending adjacent the depth sensor. A rejection filter is also provided. This rejection filter, which extends opposite a light receiving surface of the 3-D image sensor pixel, is configured to be selectively transparent to visible and near-infrared light relative to far-infrared light. The depth sensor may also include an infrared filter that is selectively transparent to near-infrared light having wavelengths greater than about 700 nm relative to visible light.

Three-dimensional image sensors and methods of manufacturing the same

Provided is a semiconductor anode including: a metal oxide semiconductor formed on a conductive substrate; a dye formed on a surface of the metal oxide semiconductor; and a polymer self-assembled on a surface of the metal oxide semiconductor. Provided are also a dye-sensitized solar cell, a method of manufacturing the dye-sensitized solar cell, and a polymer composition used for the method of manufacturing the dye-sensitized solar cell. The dye-sensitized solar cell includes an organic material-incorporated metal oxide semiconductor. Therefore, the transfer of electrons in the semiconductor to an electrolyte can be prevented, thereby increasing photocurrent and photovoltage, resulting in enhancement in energy conversion efficiency.

Surface-modified semiconductor electrode, dye-sensitized solar cell, method of manufacturing the solar cell, and polymer composition used for the method

Provided are hydrophobic layer formed by polymer represented by Formula 1 below and has a weight average molecular weight of about 10,000 to about 500,000 g/mol, hydrophobic layer including the polymer and an electronic articles including the hydrophobic layer: 

Polymer for forming hydrophobic layer, hydrophobic layer comprising the polymer and electronic article comprising the hydrophobic layer

The metallocene complexes according to the present invention are prepared by reacting a transition metal complex of Group III-X of the Periodic Table, having at least one cycloalkanedienyl group, with a compound having at least two functional groups. The transition metal complex has a main ligand such as a cycloalkanedienyl group and at least one ancillary ligand which coordinated to a transition metal of Group III-X. The functional groups in the compound having at least two functional group are selected from the group consisting of a hydroxyl group (&mdash;OH), a thiol group (&mdash;SH), a primary amine group (&mdash;NH,), a secondary amine group (RNH&mdash;), a tertiary amine group (RR&prime;N) a primary phosphorous group (&mdash;PH,), a secondary phosphorous group (RPH&mdash;), a tertiary phosphorous group (RR&prime;P), a thiirane group

Metallocene complexes and method of preparing the same

The new metallocene catalysts according to the present invention are prepared by reacting a metallocene compound with a compound having at least two functional groups. The metallocene compound is a transition metal compound, which is coordinated with a main ligand such as cyclopentadienyl group, and an ancillary ligand. The functional groups in the compound are selected from the group consisting of a hydroxyl group, an alkyl or aryl magnesium halide, a thiol group, a primary amine group, a secondary amine group, a primary phosphorous group, a secondary phosphorous group, etc. The metallocene catalysts according to the present invention have a structure in which an ancillary ligand of a metallocene compound is bonded to the functional groups of a compound having at least two functional groups. A structure of the metallocene catalysts can be varied with the type of a metallocene compound and a compound having at least two functional groups, and the molar ratio of each reactant. The metallocene catalysts are employed with a co-catalyst for olefin polymerization. The co-catalyst is an organometallic compound, or a mixture of non-coordinated Lewis acid and alkylaluminium as it is well known in the art.

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Seoul, South Korea

Won-Cheol Jung