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    • 6. 发明申请
    • Asymmetrical Aryl Amine Derivative for Organic Electroluminescence Devices, Method for Preparing Same, Organic Thin Film for Organic Electroluminescence Devices and Organic Electroluminescence Device Using Same
    • 用于有机电致发光器件的不对称芳基胺衍生物,其制备方法,有机电致发光器件的有机薄膜和使用其的有机电致发光器件
    • US20120032152A1
    • 2012-02-09
    • US13139715
    • 2009-12-16
    • Sang Dong KimSe Hun KimJi Hye LeeYong Ho Oh
    • Sang Dong KimSe Hun KimJi Hye LeeYong Ho Oh
    • H01L51/54C07C209/10C07C211/61C07C211/58C07D215/46
    • H01L51/0059C07C211/58C07C211/61H01L51/0054H01L51/006H01L51/0061H01L51/0072H01L51/5012
    • Provided are asymmetric arylamine derivatives for an organic electroluminescent element, represented by the formula (1), which is prepared by sequentially inducing a secondary amine and a tertiary amine to an aryl compound Ar core so that they do not include a symmetrical axis and a symmetrical surface in a molecule, a manufacturing method of the same, an organic thin layer material including the asymmetric arylamine derivatives, and an organic electroluminescent element employing the same: wherein Ar represents a C10-C20 divalent aryl group, Ar1 is a divalent C6-C30 aryl group, and Ar2 to Ar5 each independently represents a divalent C6-C30 aryl group, at least one of Ar2 to Ar5 having a different structure when the secondary amine and the tertiary amine in Ar are substituted at symmetrical positions, and Ar2 to Ar5 having the same structure or different structures when the secondary amine and the tertiary amine in Ar are substituted at asymmetrical positions. The asymmetric arylamine derivative can be used in forming an organic thin layer for an organic electroluminescent element. When the organic electroluminescent element is formed using a dopant as an emitting material, the asymmetric arylamine derivative exhibits superb emission efficiency and an excellent lifetime characteristic in a blue wavelength region.
    • 提供用于有机电致发光元件的不对称芳基胺衍生物,其由式(1)表示,其通过将仲胺和叔胺顺序地引入到芳基化合物Ar核心中而制备,使得它们不包括对称轴和对称轴 分子中的表面,其制造方法,包括不对称芳基胺衍生物的有机薄层材料和使用其的有机电致发光元件:其中Ar表示C10-C20二价芳基,Ar1是二价C6-C30 芳基,Ar 2〜Ar 5各自独立地表示二价C 6〜C 30芳基,Ar 2〜Ar 5中的至少一个,当仲胺和Ar中的叔胺在对称位置被取代时具有不同结构,Ar 2〜Ar 5具有 当Ar中的仲胺和叔胺在不对称位置被取代时,具有相同的结构或不同的结构。 不对称芳基胺衍生物可用于形成有机电致发光元件的有机薄层。 当使用掺杂剂作为发光材料形成有机电致发光元件时,不对称芳基胺衍生物在蓝色波长区域表现出极好的发光效率和优异的寿命特性。
    • 8. 发明授权
    • Patterning method of metal oxide thin film using nanoimprinting, and manufacturing method of light emitting diode
    • 使用纳米压印的金属氧化物薄膜的图案化方法和发光二极管的制造方法
    • US08486753B2
    • 2013-07-16
    • US12698194
    • 2010-02-02
    • Hyeong Ho ParkJun Ho JeongKi Don KimDae Geun ChoiJun Hyuk ChoiJi Hye LeeSoon Won Lee
    • Hyeong Ho ParkJun Ho JeongKi Don KimDae Geun ChoiJun Hyuk ChoiJi Hye LeeSoon Won Lee
    • H01L21/00
    • H01L33/42H01L2924/0002H01L2933/0016Y10T428/24802H01L2924/00
    • Disclosed are a patterning method of a metal oxide thin film using nanoimprinting, and a manufacturing method of a light emitting diode (LED). The method for forming a metal oxide thin film pattern using nanoimprinting includes: coating a photosensitive metal-organic material precursor solution on a substrate; preparing a mold patterned to have a protrusion and depression structure; pressurizing the photosensitive metal-organic material precursor coating layer with the patterned mold; forming a cured metal oxide thin film pattern by heating the pressurized photosensitive metal-organic material precursor coating layer or by irradiating ultraviolet rays to the pressurized photosensitive metal-organic material precursor coating layer while being heated; and removing the patterned mold from the metal oxide thin film pattern, and selectively further includes annealing the metal oxide thin film pattern. Within this, there is provided a method for forming a metal dioxe thin film pattern using nano imprinting, which makes it possible to simplify the process for forming the pattern since the process of separately applying the ultraviolet resin to be used as the resist can be omitted, and forms a micro/nano composite pattern through a single imprint process.
    • 公开了使用纳米压印的金属氧化物薄膜的图案化方法和发光二极管(LED)的制造方法。 使用纳米压印形成金属氧化物薄膜图案的方法包括:将光敏金属 - 有机材料前体溶液涂覆在基底上; 制备图案化的具有突起和凹陷结构的模具; 用图案化的模具对感光金属 - 有机材料前体涂层进行加压; 通过加热加压的感光金属 - 有机材料前体涂层或通过在被加热时向加压的感光金属 - 有机材料前体涂层照射紫外线来形成固化的金属氧化物薄膜图案; 并且从金属氧化物薄膜图案移除图案化的模具,并且还包括退火金属氧化物薄膜图案。 其中,提供了使用纳米压印形成金属二氧化物薄膜图案的方法,由于可以省略分离施加用作抗蚀剂的紫外线树脂的工艺,所以可以简化形成图案的工艺 ,并通过单个压印工艺形成微/纳复合图案。