Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Display Co., Ltd.

Sangah Gam

Hye Young Kong

Hyung Jun Kim

Hyunseok Choi

Jong Hoon Won

Ju Hyun Kim

Beom Seok Kim

Myungsup Jung

Jong Won Chung

Youngjun Yun

Hyun-Seok Choi

Yeongjun Lee

Jong Hyuk Eun

Gae Hwang Lee

Seung Jun Lee

Myung-Sup Jung

Woo Jin Jeong

Masashi Tsuji

Hyun Bum Kang

Joungeun Yoo

Seong-Jun Yoon

Hyun-Seok Cho

A polymer may include a first structural unit including a first electron accepting moiety and a first electron donating moiety, a second structural unit including a second electron accepting moiety and a second electron donating moiety. The second electron accepting moiety is different from the first electron accepting moiety. The second electron donating moiety is the same as or different from the first electron donating moiety. The first structural unit is represented by Chemical Formula 1. Chemical Formula 1 is described in the detailed description.

Polymer and stretchable polymer thin film and electronic device

Provided are a polymer semiconductor including a first structural unit represented by Chemical Formula 1 and a second structural unit represented by Chemical Formula 2, a stretchable polymer thin film including the same, and an electronic device. Definitions of Chemical Formulas 1 and 2 are as described in the detailed description.

Polymer semiconductors, stretchable polymer thin films, and electronic devices

A compensation film satisfies Inequalities 1 and 2, and an antireflective film and a display device are provided with the compensation film. 

Compensation film and antireflective film and display device

A liquid crystal display includes a light source and a liquid crystal panel, wherein the liquid crystal panel includes a first substrate on the light source, a second substrate facing the first substrate, a liquid crystal layer between the first substrate and the second substrate, a color conversion layer between the second substrate and the liquid crystal layer, and including a light emitting element configured to receive a first visible light from the light source and emit a second visible light, a first polarizing layer between the liquid crystal layer and the color conversion layer, and a first phase difference layer between the liquid crystal layer and the first polarizing layer.

Liquid crystal display

A phase difference film including: a phase difference thin film including at least two non-liquid crystal polymers, wherein the phase difference thin film satisfies refractive indexes of n&#x2265;n&#x3e;nand has a thickness direction phase difference per unit thickness of greater than or equal to about 80 nm/&#x3bc;m, wherein ndenotes a refractive index of the phase difference thin film at a slow axis thereof, ndenotes a refractive index of the phase difference thin film at a fast axis thereof, and ndenotes a refractive index of the phase difference thin film in a direction perpendicular to the slow axis and the fast axis thereof, and wherein an average light transmittance in a wavelength region of about 360 nm to about 740 nm is greater than or equal to about 88%, and a display device including the same.

Phase difference film and display device

An optical film includes a polarizer, a uniaxially elongated film disposed on the polarizer, and a compensation film disposed on one side of the uniaxially elongated film. The polarizer includes a polymer having a glass transition temperature of greater than about 100&#xb0; C. and including a structural unit derived from styrene or a styrene derivative. The compensation film has a refractive index satisfying Relationship Equations 1 and 2, the uniaxially elongated film has an in-plane retardation satisfying Relationship Equation 3 and a thickness retardation satisfying Relationship Equation 4, and the compensation film has an in-plane retardation satisfying Relationship Equation 5 and a thickness retardation satisfying Relationship Equation 6. A liquid crystal display including the optical film is also disclosed. Relationship Equations 1 to 6 are described in the detailed description.

Optical film and liquid crystal display

A liquid crystal display includes a light source, lower and upper substrates facing each other and on the light source, a liquid crystal layer between the lower and upper substrates, an upper polarization layer between the upper substrate and the liquid crystal layer, an upper phase difference layer between the liquid crystal layer and the upper polarization layer and having refractive indexes satisfying the following inequation: n&#x2265;n&#x3e;n, a lower polarization layer disposed between the light source and the lower substrate, and a lower phase difference layer disposed between the light source and the lower substrate and having refractive indexes satisfying the following inequation: n&#x3e;nand n&#x3e;n, where a thickness direction retardation of the upper phase difference layer satisfies the following inequation:(&#x2212;0.6&#xd7;+60)&#xd7;&#x2212;210&#x2264;&#x2264;(&#x2212;0.6&#xd7;+260)&#xd7;&#x2212;420.

An optical film includes a polarizer and a protection film disposed the polarizer and including a polymer having a glass transition temperature of greater than about 100&#xb0; C., where the polymer is a terpolymer consisting of: a first structural unit derived from styrene or a styrene derivative; a second structural unit derived from maleimide, maleic anhydride, acrylonitrile, a derivative thereof or a combination thereof; and a third structural unit derived from (meth)acrylate or a derivative thereof.

Optical film and method of manufacturing the same and display device including the same

A liquid crystal display includes a lower substrate and an upper substrate facing each other, a liquid crystal layer disposed between the lower substrate and the upper substrate, a color conversion layer disposed on the liquid crystal layer, a first polarizing layer and a first phase difference layer disposed between the liquid crystal layer and the color conversion layer, and a second polarizing layer and a second phase difference layer disposed between a light source and the lower substrate, wherein the first phase difference layer has a refractive index satisfying Inequality 1 and the second phase difference layer has refractive indexes satisfying Inequality 2.&#x2003;&#x2003;[Inequality 1]&#x2003;&#x2003;[Inequality 2]In Inequalities 1 and 2, n, n, n, n, n, and nare the same in the detailed description.

Liquid crystal display with in-cell phase difference layer

An optical film includes a polarization film including a polyolefin and a dichroic dye, a first phase delay layer positioned on one side of the polarization film and including a liquid crystal, a second phase delay layer positioned on one side of the first phase delay layer and including a liquid crystal, a first adhesive between the polarization film and the first phase delay layer, and a second adhesive between the first phase delay layer and the second phase delay layer, wherein at least one of the first adhesive and the second adhesive has a room temperature storage modulus of greater than or equal to about 0.2 MPa at a frequency of 10 Hz, and a display device including the same, are provided.

Optical film and display device

An antireflection film includes a polarizer, a first retardation film disposed on a side of the polarizer and having a reverse wavelength dispersion phase delay, and a second retardation film disposed on at least one side of the first retardation film and including a polymer, wherein the polymer includes a structural unit derived from a monomer selected from styrene, a styrene derivative, or a combination thereof, and the polymer has a glass transition temperature of greater than about 100&#xb0; C.

Antireflection film and organic light emitting display device including the same

A polarization film includes a polarization layer including a polymer and a dichroic dye having a maximum absorption wavelength (&#x3bb;) at about 380 nm to about 780 nm, and a protective layer disposed on a surface of the polarization layer and having a cross-linking structure.

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Seoul, South Korea

Sangah Gam