H10K50/846

Display device and package method thereof

The present invention provides a display device, including a display panel and an encapsulation cover disposed on the display panel. Two circles of border sealant are sequentially disposed at intervals between the bonding area of the encapsulation cover and the display panel from periphery to the inside. The invention provides a display device, which adopts a novel encapsulation structure so that it can effectively prevent external water and oxygen from invading into the internal display panel, and therefore improve its own stability.

Display Panel

A display panel comprises a first substrate including a display area and a non-display area surrounding the display area, a light emitting diode disposed in the display area on the first substrate, an adhesive layer covering the display area and the non-display area on the first substrate, and a second substrate bonded to the first substrate by the adhesive layer, wherein the second substrate includes a barrier structure portion for defining a plurality of open spaces on one surface of the second substrate that adjoins the adhesive layer.

Organic light emitting display apparatus

An organic light emitting display apparatus is disclosed, which comprises a substrate, a thin film transistor provided on the substrate, a planarization film provided on the thin film transistor, a light emitting diode provided on the planarization film and electrically connected with the thin film transistor, an encapsulation layer covering the light emitting diode, and an encapsulation substrate provided on the encapsulation layer, wherein the encapsulation substrate may include a first portion that includes a first member and a second portion that includes a second member.

Desiccant, organic thin film including same, organic layered film in which organic thin film is layered, and electronic device provided therewith

The present invention addresses the problem of providing a desiccant that can be used for passivation of an electronic device such as an organic electroluminescence element against moisture permeation, as well as an organic thin film including the desiccant, an organic layered film in which the organic thin film is layered, and an electronic device that is provided therewith. This desiccant is characterized by including a compound that emits a hydrophobic substance by absorbing water. This organic thin film is characterized by including this desiccant.

Host materials for electroluminescent devices

A composition is disclosed that includes a first compound capable of functioning as a host in an emissive layer of an OLED at room temperature; and a second compound that includes a ligand L.sub.A of Formula III ##STR00001##
where ring A is a 5-membered or 6-membered carbocyclic or heterocyclic ring; where R represents two adjacent substituents that are joined together to form a ring that is fused to ring B, and R has a structure of Formula IV ##STR00002##
or Formula V ##STR00003##
disclosed herein.

DISPLAY DEVICE

A display device includes a substrate, a light-emitting element positioned on the substrate; and an encapsulation layer positioned on the light-emitting element and comprising a first layer, a second layer positioned on the first layer, and a third layer positioned on the second layer, wherein the first layer comprises a first polymer, the second layer comprises a compound represented by Formula 1, and the third layer comprises a second polymer and a hygroscopic getter, wherein, in Formula 1, A is a C.sub.1-C.sub.10 alkyl group or a C.sub.6-C.sub.60 aryl group, n is an integer from 1 to 100, m is an integer from 1 to 6, o is an integer greater than or equal to 1, and R.sup.1 is a hydroxyl group.

Method for preparing organic electronic device

Provided is a method for preparing an organic electronic device, comprising steps of: applying an ink composition on a substrate, on which an organic electronic element is formed; applying heat thereto before curing the applied ink composition; and curing the applied ink composition by irradiating with light having a wavelength in a range of 300 nm to 450 nm. Also provided is an organic electronic device, comprising a substrate, an organic electronic element formed on the substrate, and an organic layer sealing the entire surface of the organic electronic element, wherein after the organic layer is maintained at 110° C. for 30 minutes, the out-gas amount measured using Purge & Trap-gas chromatography/mass spectrometry is less than 150 ppm.

Organic Electronic Device and Display Device Comprising the Organic Electronic Device as well as Organic Compounds for Use in Organic Electronic Devices

The present invention relates to an organic electronic device comprising a semiconductor layer which comprises a compound of formula (1).

ENCAPSULATION FILM

An encapsulation film, a method for manufacturing the same, an organic electronic device comprising the same, and a method for manufacturing the organic electronic device using the same are provided, where the encapsulation film allows forming a structure capable of blocking moisture or oxygen penetrating into an organic electronic device from outside and prevents generation of bright spots in the organic electronic device.

Display device
11522158 · 2022-12-06 · ·

A display device includes: a resin layer on the circuit layer including a groove surrounding and separating a display area; light-emitting elements on an upper surface of the resin layer so as to emit light with luminances controlled by the currents; a sealing layer covering the light-emitting elements; a second substrate above the sealing layer; a sealing material provided between the sealing layer and the second substrate sc as to surround the display area and the groove; and a filling layer surrounded by the sealing material between the sealing layer and the second substrate. The groove is formed along a line describing a shape that is inscribed in a rectangle and not in contact with corners of the rectangle as viewed in a direction vertical to the upper surface of the resin layer.