Lg Chem, Ltd

Electronics and Telecommunications Research Institute

Xinmei Fontana Holding (hong Kong) Limited

Hyun Cheol Kim

Hyon Gyu Park

Yoon Kyung Kwon

Hee Song

Hyun Seong Ko

Jeong Min Choi

Je Sik Jung

Hui Je Lee

Jae Seung Lim

Byung Su Park

Han Sol Yoo

Sojin Kim

Hyungoo Kang

Do Won Ahn

Moon Soo Park

Dae Hee Lee

So Jin Kim

Hyo Soon Park

Seung Jun Yang

In Hwan Jeon

Sa Young Jung

Jin Ho Son

Jung Youn Lee

Jeong Il Seo

Jeongil Seo

Gwang Soon Lee

Yong Ju Cho

Kwang Su Seo

Joon Soo Kim

Sang Hwan Kim

Joo Myoung Seok

Seong Yong Lim

Yong Su Park

Byungsu Park

Sang Woo Ahn

Sangwoo Ahn

Hee Kyung Lee

Soon-heung Jung

Jihye Jung

Hak Lim Kim

Injae Lee

Seung Yeon Ryu

Hyun Goo Kang

Hyuk Min Kwon

Dae Hyuck Lee

Say Young Jung

Beomsu Park

The present invention provides a surface protective film which includes an adhesive layer on one surface of a substrate film, wherein the adhesive layer is a cured product of a composition containing: a urethane-based resin having a photoreactive group at the end or side chain thereof; a monofunctional (meth)acrylate monomer; a crosslinking agent having two or more photoreactive groups at the end thereof; a peel strength adjusting agent; and a photoinitiator, the composition being solvent-free; and the adhesive layer has peel strength of 0.5 gf/in to 10 gf/in, as measured on glass at a peel angle of 180° and a peel rate of 1.8 m/min.

Surface protective film for optical member

The present invention relates to a foldable adhesive film and a fabrication method therefor, and particularly, to a foldable adhesive film having improved folding performance by minimizing the deformation thereof at high temperature, maintaining the creep strain and recovery thereof at constant levels in a temperature range from low temperature to high temperature, minimizing the force that is applied for deformation of the adhesive film in a low-temperature region, improving the recovery thereof in a low-temperature region, and maintaining the recovery thereof at constant levels in a temperature range from a low-temperature region to a high-temperature region, and a fabrication method therefor.

Foldable adhesive film and fabrication method therefor

The present application may provide a flexible device comprising a pressure-sensitive adhesive layer comprising at least first and second regions having different physical properties, wherein the difference in physical properties, such as an elastic modulus or creep strain rate, which are advantageous as the difference in physical properties between the regions increases, is maintained relatively large for each region, and the difference in physical properties, such as a peel force or recovery rate, which are advantageous as the difference in physical properties between the regions decreases, is maintained relatively small for each region.

Flexible device

The present application relates to a method for manufacturing a foldable backplate film, and according to one aspect of the present invention, a method for manufacturing a foldable backplate film that the foldable backplate film is manufactured by a method of cutting it in a direction from the release film to the protective film upon half-cutting, and then release-changing the release film to an extended release film, whereby by improving a half-cutting process, the release film is not peeled off due to the sticking-out of the pressure-sensitive adhesive upon product handling and transportation, or the foldable backplate does not fall off upon the release film peeling, is provided.

Method for manufacturing foldable backplate film

The present application relates to a method for manufacturing a foldable backplate film, and according to one aspect of the present invention, a method for manufacturing a foldable backplate film that the foldable backplate film is manufactured by a method of cutting it in a direction from the release film to the protective film upon half-cutting, and then release-changing the release film, whereby by improving a half-cutting process, the foldable backplate does not fall off upon the release film peeling, is provided.

Foldable backplate film manufacturing method

The present disclosure provides a surface protective film which is used in a process of fabricating an encapsulation layer for an organic light-emitting diode, and makes it possible to prevent bubbles from being generated in the protective film or the surface smoothness of the protective film from being degraded, due to solvent volatilization from the protective film. Specifically, the present disclosure provides a surface protective film including an adhesive layer provided on one surface of a substrate layer, wherein the adhesive layer includes a cured product of an adhesive composition including: a urethane-based resin having a photoreactive group at the end or side chain thereof; a monofunctional (meth)acrylate monomer; a crosslinking agent having two or more photoreactive groups at the end thereof; a photoinitiator; and a photoreactive siloxane additive, the adhesive composition being solvent-free.

Surface protection film

Disclosed relates to a surface protective film including: a base layer; and an adhesive layer provided on one surface of the base layer, where the adhesive layer comprises a cured product of an adhesive composition, comprising: a urethane polymer; an acrylic polymer; and a curing agent, where the acrylic polymer comprises a monomer unit derived from an alkyl(meth)acrylate monomer having 10 or more carbon atoms, where a peel strength of the adhesive layer is 2 gf/in or more and 30 gf/in or less when a surface of the adhesive layer, opposite to a surface on which the base layer is provided, is peeled off from glass at a peel speed of 30 m/min and a peel angle of 180°, and where, in the adhesive composition, the acrylic polymer is comprised in an amount of 1 part by weight to 15 parts by weight based on 100 parts by weight of the urethane polymer.

Surface protection film and method for manufacturing organic light emitting electronic device

The present disclosure relates to a surface protective film and a method for manufacturing an organic light emitting electronic device.

Surface protection film and method for manufacturing organic light-emitting electronic device

The present application provides a pressure-sensitive adhesive layer comprising at least first and second regions having different physical properties, wherein the difference in physical properties, such as an elastic modulus or creep strain rate is maintained relatively large for each region, and the difference in physical properties, such as a peel force or recovery rate is maintained relatively small for each region.

Pressure-sensitive adhesive layer

The present disclosure relates to a surface protective film and a method for manufacturing an organic light emitting electronic device using the surface protective film.

Surface protection film, and method for manufacturing organic light-emitting electronic device

Provided are an adhesive composition, an adhesive layer comprising the same and a foldable display comprising the same.

Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer comprising same, and foldable display including same pressure-sensitive adhesive layer

The present disclosure provides a foldable display protective film having variable adhesive strength and a foldable display device including the same.

Protection film having variable adhesion for foldable display and foldable display device comprising same

The present application provides an adhesive composition for a foldable display including a thermocurable resin; an ionic salt; and a crosslinking agent, wherein the adhesive composition for a foldable display has storage modulus of 10Pa to 10Pa at −30° C. and 60° C. after curing, an adhesive film using the same, and a foldable display including the same.

Adhesive composition for foldable display, adhesive film using same, and foldable display comprising

Disclosed herein a device tracking gaze and method therefor. The device includes: an image acquisition unit configured to obtain an eyeball image; a pupil detection unit configured to detect a center of pupil by using the eyeball image; a virtual corneal reflection light position generator configured to process the eyeball image so that a virtual corneal reflection light is located at a predetermined point in the eyeball image; and a PCVR vector generator configured to generate a pupil center virtual reflection vector (PCVR vector) based on a position of the pupil center and a position of the virtual corneal reflection light.

Device tracking gaze and method therefor

Growing community of inventors

Daejeon, South Korea

Hyun Cheol Kim