Samsung Electronics Co., Ltd.

Cheil Industries Inc.

Samsung Sdi Co., Inc.

Samsung Electro-mechanics Co., Ltd.

Samsung Fine Chemicals Co., Ltd.

Sungkyunkwan University

Kyungpook National University Industry-academic Cooperation Foundation

Myung Sup Jung

Hyung Jun Kim

Jong Hoon Won

Yong Joo Lee

Deuk Kyu Moon

Moon Yeon Lee

Kyu Yeol In

Kyoung Ah Oh

Sang Ho Park

Sang Ah Gam

Chung Kun Cho

Won Cheol Jung

Ji-Hoon Lee

Feifei Fang

Myung Man Kim

Kwang Hee Lee

Sang Kyun Lee

Ha Na Kim

Won Jae Joo

Hyun-Seok Choi

Tae Lim Choi

Jae Jun Lee

Beom Seok Kim

Hye Young Kong

Won Suk Chang

Young Hwan Kim

Hyeon Ho Choi

Hee-kyung Kim

Jong Jin Park

Kwang Hee Kim

Kalinina Fedosya

Boreum Jeong

Won-Cheol Jung

Mahn Jong Kim

Woo Joong Kim

Chung Won Park

Yong Young Park

Sung Kyung Jung

Joo Young Kim

Sang Yoon Lee

Eun Kyung Lee

Bon Won Koo

Dong Yun Lee

Hee Kyung Kim

Sang Mock Lee

Jingyu Lee

Jae Geun Park

Yoo Seong Yang

Jin Young Bae

Bong Kyu Kim

Chan Eon Park

Bong Seok Moon

Sang Min Song

Tae-Rae Kim

Jin Ho Kang

Seong-Jun Yoon

Bon Hyeok Gu

Sang Hyuk Suh

Yong Ho Ahn

Seo Won Jang

Sang Yoon Yang

Seung Joo Seo

Do Yun Kim

Jin Hae Chang

Tae Jun Ok

Young Tak Ahn

Man Jong Kim

Jae Hong Choi

Sung Ouk Jung

Sung Ouk 106/1101 Yungong1-Danji Apartment Jung

A compensation film includes a first retardation layer including a polymer having negative birefringence, and a second retardation layer including a liquid crystal having positive birefringence, where the first retardation layer has an in-plane retardation (R) of 320 nm to 1050 nm for incident light having wavelength of 550 nm, the second retardation layer has an in-plane retardation (R) of 180 nm to 910 nm for the incident light, an entire in-plane retardation (R) of the first and second retardation layers for the incident light is a difference between the in-plane retardations of the first and second retardation layers, an angle between slow axes of the first and second retardation layers is 85 to 95 degrees, and the entire in-plane retardation (R) of the first and second retardation layers for the wavelength of 450 nm, 550 nm and 650 nm satisfies R(450 nm)&#x3c;R(550 nm)&#x3c;R(650 nm).

Compensation film and optical film and display device

A polarizing film includes a high-temperature elongation film of a polyolefin and a dichroic dye, and the polyolefin has zero shear viscosity (&#x3b7;) ranging from about 2600 Pa&#xb7;s to about 17400 Pa&#xb7;s at a temperature of about 210&#xb0; C. (&#xb1;3&#xb0; C.).

Polarizing film having specified zero shear viscosity and yield stress and display device including the same

An optical film includes a polarization film including a polymer resin and a dichroic dye, and a phase delay layer disposed on the polarization film and including a liquid crystal.

Optical film, manufacturing method thereof, and display device

A compensation film includes a first retardation layer comprising a polymer having negative birefringence, and a second retardation layer comprising a polymer having negative birefringence, where the first retardation layer has an in-plane retardation (R) in a range of about 180 nanometers to about 300 nanometers for incident light having a wavelength of about 550 nanometers, the second retardation layer has an in-plane retardation (R) in a range of about 60 nanometers to about 170 nanometers for the incident light having the wavelength of about 550 nanometers, and the entire in-plane retardation (R) of the first retardation layer and the second retardation layer for incident light having wavelengths of about 450 nanometers and about 550 nanometers satisfies the following inequation: R(450 nm)&#x3c;R(550 nm).

Compensation film, and optical film and display device including the same

An optical film includes: a liquid crystal coating; and a base layer on the liquid crystal coating, wherein the liquid crystal coating has reversed wavelength dispersion and in-plane retardation for a reference wavelength ranging from 126 nm to 153 nm, and the base layer has in-plane retardation ranging from about 0 to about 50 nm and out-of-plane retardation ranging from about 0 nm to about 100 nm.

Multilayered optical film and display device including optical film

A composition for a polarizing film including a polymer and at least one of dichroic dye, wherein the dichroic dye includes a first dichroic dye represented by Chemical Formula 1 and having a molecular weight of greater than or equal to about 500 Daltons: wherein in Chemical Formula 1, Arto Ar, R, R, n, and m are the same as described in the detailed description.

Composition for polarizing film, polarizing film, and display device

An optical film includes: a first optical phase retardation layer having a relation nx&#x2265;ny&#x2265;nz; a second optical phase retardation layer disposed under the first optical phase retardation layer and having a relation nx&#x2248;ny&#x3c;nz; and a third optical phase retardation layer disposed on the first optical phase retardation layer and having a relation nx&#x2248;ny&#x3c;nz, where nz(i=1, 2, 3) denotes a refractive coefficient in a thickness direction of the i-th optical phase retardation layer, and nxand nydenote refractive coefficients in two orthogonal directions in a plane substantially perpendicular to the thickness direction of the i-th optical phase retardation layer.

Multilayered optical film and display device

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 &#x2212;27 degrees to about &#x2212;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.

Multilayered optical film, manufacturing method thereof, and display device

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 &#x2212;27 degrees to about &#x2212;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.

Optical film, manufacturing method thereof, and display device including the same

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 (R) (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 (R) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables Rto Rare defined herein.

Optical film and display device including same

A composition for a polarization film including: a transparent resin having a boiling point of greater than or equal to 130&#xb0; C.; and a dichroic dye represented by Chemical Formula 1, 

Composition for polarization film, polarization film, and display device

A polarization film, including: a hydrophobic polymer resin and a dichroic dye represented by Chemical Formula 1: 

Polarization film and display device

A compensation film includes: a first retardation layer including a polymer; a second retardation layer including a liquid crystal having positive birefringence; and a compensation layer including a liquid crystal having a vertical alignment property, where an angle between slow axes of the first and second retardation layers is in a range of about 85 to about 95 degrees, an entire in-plane retardation (R) of the first retardation layer, the second retardation layer and the compensation layer for wavelengths of 450 nm, 550 nm and 650 nm satisfy the following inequation: R(450 nm)&#x3c;R(550 nm)&#x3c;R(650 nm), an in-plane retardation (R) of the compensation layer for the incident light having a wavelength of about 550 nm is in a range of about zero to about 50 nm, and a thickness direction retardation (R) of the compensation layer for the incident light is less than zero.

Compensation film and optical film, and display device

Growing community of inventors

Seongnam-si, South Korea

Myung Sup Jung