Abstract:
PURPOSE: A novel silicon compound applied to organic layer of organic light emitting device is provided to improve thermal stability, luminous efficiency, current efficiency, and power efficiency. CONSTITUTION: A novel silicon compound is denoted by chemical formula 4. In the chemical formula 4, n is integer of 1-5, and R1 to R4 are independently hydrogen, alkyl of 1-30 carbon atoms, alkenyl of 2-30 carbon atoms, aryl of 5-30 carbon atoms, hetero aryl of 5-30 carbon atoms, aryloxy of 5-30 carbon atoms, alkyloxy of 1-30 carbon atoms or heterocycloalkyl of 5-30 carbon atom. The organic light emitting device comprises anode, cathode, and one or more organic layer between the anode and cathode.
Abstract:
A novel silicon-based compound is provided to be useful as blue luminescence material and induce the low voltage, high brightness, and long lifetime properties in the organic electroluminescence display device. The novel silicon-based compound having excellent blue luminescence properties is represented by the chemical formula(1), wherein two or three of R1 to R4 are each independently C6-C50 substituted or unsubstitued aryl group or C1-C50 substituted or unsubstitued alkyl group; A is hydrogen atom or amine derivatives having C1-C20 alkyl group, aryl group; and n is 1 or 2.
Abstract:
본 발명은 신규한 디아민 유도체, 이의 제조방법 및 이를 이용한 유기전자소자에 관한 것이다. 본 발명에 따른 디아민 유도체는 유기발광소자를 비롯한 유기전자소자에서 정공 주입, 정공 수송, 전자 주입, 전자 수송, 또는 발광 물질 역할을 할 수 있으며, 특히 단독으로 발광 물질로 사용될 수 있고 발광 호스트 또는 발광 도판트, 특히 청색 도판트로서 역할을 할 수 있다. 본 발명에 따른 유기전자소자는 효율, 구동전압, 수명 및 안정성 면에서 우수한 특성을 나타낸다. 디아민 유도체, 유기전자소자
Abstract:
A blue light emitting compound and an organic electroluminescent device using the compound are provided. The device exhibits improved color purity of blue emission and excellent life characteristics so as to be used to manufacture a full-color display.
Abstract:
Compounds of formula (I) wherein R1, R2, R4, R5, A, B, D and n are as defined, and pharmaceutically acceptable salts thereof, processes for their preparation, their use as pharmaceuticals and pharmaceutical compositions comprising them.
Abstract:
A novel discotic liquid crystal compound is provided to improve contrast ratio and minimize color change in accordance with a sight angle under the black state, thereby being used as a material for a sight angle compensation film. A compound is represented by a formula(1), wherein G is a group 1 or a group 2; V is H, CH3, CH2CH3, F, Cl, Br, or CF3 ; A is C1-12 alkylene, C2-12 alkenylene, (CH2CH2O)n, (CH2CHCH3O)n, or (CHCH3CH2O)n(where n is an integer from 1 to 5); W is H, CH3, CH2CH3, or C6H5; Y is O, NH, C1-18 alkylene, CH=CH, C=C, C(=O)O, OC(=O), C(=O), a monovalent bond, SiH2, SiMe2, SiEt2, CH2SiH2, CH2SiMe2, CH2SiEt2, SiH2CH2, SiMe2CH2, or SiEt2CH2; a group 3 is a group 4 or a group 5; each Q^1 to Q^4 is independently H, F, Cl, Br, I, CN, OH, CF3, CH3, CH2CH3, OCH3, OCH2CH3, or C(=O)CH3; a group 6 is a group 7, a group 8, or a group 9; Z^1 is C or N; Z^2 is C, N, O or S; b is an integer from 0 to 2; and c is an integer from 1 to 6. A liquid crystal composition comprises 1-80 wt.% of the compound represented by the formula(1). An optical film uses the liquid crystal composition.
Abstract:
An aromatic amine derivative bonded to a fused polycyclic hydrocarbon group having one or more silyl groups and represented by the following general formula (I); and an organic electroluminescent element which comprises a cathode and an anode and, sandwiched therebetween, one or more, organic thin-film layers comprising at least a luminescent layer, wherein at least one of the organic thin-film layers comprises the aromatic amine derivative alone or as a component of a mixture. This organic electroluminescent element has a long life and high luminescent efficiency. The aromatic amine derivative realizes the element. (I) (In the formula, X is a fused polycyclic hydrocarbon group; A1 to A4 each independently is, e.g., aryl having 5-50 nucleus-constituting carbon atoms; R1 is C3-20 silyl; R2 is hydrogen, etc.; a is an integer of 0-3; b is an integer of 1-4; and c is an integer of 0-4.)
Abstract translation:与具有一个或多个甲硅烷基并由下列通式(I)表示的稠合多环烃基键合的芳族胺衍生物; 以及有机电致发光元件,其包括阴极和阳极,并且夹在其间,包含至少包含发光层的一个或多个有机薄膜层,其中至少一个有机薄膜层包含单独的芳族胺衍生物 或作为混合物的组分。 该有机电致发光元件的寿命长,发光效率高。 芳香胺衍生物实现了元素。 (I)(式中,X为稠合多环烃基; A1〜A4各自独立地为例如具有5-50个核构成碳原子的芳基; R 1为C 3-20甲硅烷基; R 2为氢等。 a为0-3的整数; b为1-4的整数; c为0-4的整数。)
Abstract:
본 발명은 하기 화학식 1로 표시되는 실란일아민계 화합물, 이의 제조 방법 및 이를 포함한 유기막을 구비한 유기 발광 소자에 관한 것이다: [화학식 1]
상기 화학식 1 중, X, n, Ar 1 , Ar 2 , R 1 , R 2 및 R 3 는 발명의 상세한 설명을 참조한다. 상기 실란일아민계 화합물은, 우수한 전기적 특성 및 전하 수송 능력을 갖는 바, 적색, 녹색, 청색, 흰색 등의 모든 칼라의 형광 및 인광 유기 발광 소자의 정공 주입층, 정공 수송층 및/또는 발광층 형성 재료로 유용하다. 상기 실란일아민계 화합물을 포함한 유기막을 구비한 유기 발광 소자는 고효율, 저전압, 고휘도, 장수명을 가질 수 있다. 유기 발광 소자
Abstract:
The invention relates to novel phthalic acid diamide of formula (I) wherein X, Y, n, m, R , R , R , R , R , R , R , A, a, b and c have the designations cited in the description, a method for producing said products and the use of the same for controlling pests.
Abstract:
A novel phenylethylsilane compound is provided to show excellent thermal and chemical stabilities, thereby being capable of being subject to a solution process. A perfluoro-polymer prepared by thermal polymerization of the novel compound is provided to show excellent resistance to an organic solvent. An insulation film obtained from the polymer is provided to show improved thermal and physical characteristics, thereby being applied to an organic thin film transistor with excellent on off ratio. A phenylethylsilane compound where a perfluoroalkyleneoxy group is substituted is represented by the formula(1), wherein R1, R2 and R3 are same or different from each other and are selected from the group consisting of H, F, C1-4 alkyl, and one to six fluorine atom(s) substituted C1-4 fluoroalkyl, provided that at least one of the R1, R2 and R3 is F or fluoroalkyl; Z1, Z2 and Z3 are same or different from each other and are selected from the group consisting of H and C1-4 alkyl; and n is 0, 1, 2 or 3. A perfluoro-polymer is prepared by polymerizing the phenylethylsilane compound of the formula(1). An organic thin film transistor comprises: a substrate; a source/drain electrode formed on the substrate; a semiconductor layer formed on the substrate and including a channel layer formed between the source and drain electrodes; and a gate insulation layer formed on the semiconductor layer and composed of the perfluoro-polymer.