Samsung Display Co., Ltd.

Sogang University Research Foundation

Samsung Displayco., Ltd.

Boa Kim

Heonjung Shin

Hyunjoon Oh

Sanghoon Kim

Jeoungsub Lee

Kyungtae Kim

Sang-Il Park

Min-Hoon Choi

Hye-Jin Oh

Sangil Park

Minhoon Choi

Hyejin Oh

Junghoon Han

Sungmin Cho

Heewoo Rhee

Taekyung Yang

Sungguk An

Yong-kwan Kim

Byunghoon Kang

Hyun Joon Oh

Jinnyoung Heo

Hyun-Joon Oh

Sang-il Park

Junhyuk Cheon

Jeongsub Lee

Jiin Yoon

Seoyoung Jang

Kyungeun Lee

Geunwook Lee

Siyun Jung

A protection film and a display device are provided. A protection film may include a base layer having a phase difference less than 100 nm, an inorganic layer on at least one of top and bottom surfaces of the base layer, and a surface coating layer on the base layer and including a hard coating material.

Display device

Provided are a nanocomposite body, a method of manufacturing the nanocomposite body, and a nanocomposite film including the nanocomposite body. The nanocomposite body includes: inorganic particles; a polymer matrix; and grafting polymer chains each of which includes a polyol structure, wherein the inorganic particles and the polymer matrix are linked by the grafting polymer chains.

Nanocomposite body, method of manufacturing the same, and nanocomposite film including the nanocomposite body

A window coating jig includes: a base part and a stage which includes a support part, a first sidewall part surrounding the support part and defining an outer wall, and a second sidewall part disposed between the support part and the first sidewall part, and protrudes from the base part, wherein a blow groove is defined between the first sidewall part and the second sidewall part, a suction groove is defined between the second sidewall part and the support part, the base part has a blow hole and a suction hole passing through the base part, the blow hole and the suction hole being defined therein, the blow hole overlaps the blow groove, the suction hole overlaps the suction groove, and the first sidewall part has a vent opening passing therethrough in a direction crossing the direction in which the blow hole extends, the vent opening being defined therein.

Coating apparatus for window and coating method using the same

An electronic device includes a flexible display module, a window on the flexible display module, and a protective base film on the window, and having a first modulus at a first temperature and a second modulus lower than the first modulus at a second temperature 80° C. higher than the first temperature, wherein the difference between the first modulus and the second modulus may be no greater than about 985 MPa.

Protective film, electronic device having same, and method for attaching protection film

An electronic device includes a flexible display module, a window on the flexible display module, and a protective base film on the window, and having a first modulus at a first temperature and a second modulus lower than the first modulus at a second temperature 80&#xb0; C. higher than the first temperature, wherein the difference between the first modulus and the second modulus may be no greater than about 985 MPa.

A window member may include a first member and a second member on the first member. A recovery rate of the second member may be 40% or more, and an absolute value of difference in recovery rate between the first and second members may be 45% or less.

Window member and display device including the same

An adhesive member for a display device is disclosed. The adhesive member may include an adhesive film configured to roll along a rolling axis. The adhesive film may include an adhesive portion including a plurality of adhesive lines. The plurality of adhesive lines may not be orthogonal to the rolling axis.

Adhesive member, display device including the same and method of manufacturing the same

A display apparatus includes a display module having a display surface configured to display an image, and a window member disposed on the display surface. The window member includes a flexible base layer having a plurality of concave patterns defined on an upper portion thereof, and a plurality of hard coating patterns each disposed in a respective one of the concave patterns and having a hardness greater than the hardness of the flexible base layer.

Display apparatus and manufacturing method of window member included in display apparatus

A flexible display window includes a flexible base layer including a flexible resin, a first silica nano particle coating layer including full-type silica nano particles, where the first silica nano particle coating layer is disposed on the flexible base layer, a flexible hard coating layer including a flexible hard coating resin, where the flexible hard coating layer is disposed on the first silica nano particle coating layer, and a second silica nano particle coating layer including hollow-type silica nano particles, where the second silica nano particle coating layer is disposed on the flexible hard coating layer. Thus, the flexible display window can enhance impact-resistance of a flexible display while reducing reflectivity of the flexible display.

Flexible display window and flexible display including the same

A cover window of a flexible display device includes a base film, a support layer on the base film, and a bead layer on the support layer. The bead layer includes a plurality of beads distributed at a surface of the cover window and a binder for binding the beads. A portion of at least one bead of the beads is exposed to outside.

Cover window of a flexible display device and method of manufacturing a cover window of a flexible display device

A flexible display apparatus includes a substrate having a bending portion, a display over the substrate, and a cover over the substrate and covering the display. The cover includes a first film having a first surface and a second surface opposite the first surface, a second film over the first film, and an adhesive layer between the first film and the second film and attaching the first film to the second film. The first film includes at least one division line in at least some regions thereof in a direction from the first surface toward the second surface.

Flexible display apparatus

A display device includes a display panel and a window coating layer disposed directly on an upper surface of the display panel. The window coating layer includes a first region which has an increasing elastic modulus in a direction from the display panel toward the window coating layer.

Provided is a flexible display apparatus defined by a folding area configured to be folded with respect to a folding axis extending in one direction, a non-folding area adjacent the folding area, a display area, and a non-display area adjacent the display area, the display apparatus including a touch screen panel, a window layer on a top surface of the touch screen panel, and including a flat section overlapping the display area, and having a first thickness, and a curvature section extending from the flat section, overlapping the folding area and the non-display area, and having a thickness that gradually decreases away from the flat section, and a cushion layer on a bottom surface of the touch screen panel.

Flexible display apparatus and manufacturing method thereof

A display device includes: a display panel layer including a display area and a second non-light emitting area, the display area including a plurality of light emitting areas and a first non-light emitting area, the first non-light emitting area being around each of the light emitting areas, and the second non-light emitting area being outside the display area; a window coating layer directly on a first surface of the display panel layer; and a first curl-preventing pattern overlapping at least one of the first non-light emitting area and the second non-light emitting area when viewed in a plan view and contacting the window coating layer. The first curl-preventing pattern is configured to prevent the window coating layer from curling.

Growing community of inventors

Icheon-si, South Korea

Boa Kim