Abstract:
본 발명은, 표면상에, 말단 반응성 기를 포함하는 사이올계, 이소시아나이드계, 아민계, 카복실레이트계, 또는 포스페이트계 화합물로 이루어진 자기 분자 조립층을 형성하거나, 또는 말단 반응성 기를 포함하지 않는 사이올계 등의 화합물로 이루어진 자기 분자 조립층을 형성하고, 말단 반응성 기를 도입한 다음, 말단 반응성 기에 산 또는 염기에 의해 탈리되는 작용기를 도입한 금속 나노입자 및 이를 이용한 전도성 패턴 형성방법에 관한 것이다. 본 발명에 따른 금속 나노입자의 경우, UV 조사 및 광분해에 의해 전도성 필름 또는 패턴을 용이하게 형성할 수 있고, 수득된 필름 또는 패턴의 전도성이 매우 우수하며, 필요에 따라 전도성을 임의로 조절할 수 있어서 대전방지성 점착 시트 또는 신발, 전도성 폴리우레탄 프린트 롤러, 전자파 차폐 쉴드(Electromagnetic Interference Shielding) 등에 유리하게 사용될 수 있다. 금속 나노입자, 광분해, 산 또는 염기 분해성 기, 전도성, 네거티브 패턴
Abstract:
본 발명은, 표면에, 링커로서 사이올기(-SH), 이소시아나이드기(-CN), 아미노기(-NH 2 ), 카복실레이트기(-COO), 또는 포스페이트기를 포함하는 소정의 화합물로 이루어진 자기분자조립층(self assembled monolayer)이 형성된 프린팅이 가능한 금속 나노입자 및 이를 이용한 전도성 패턴형성방법에 관한 것이다. 본 발명에 따른 금속 나노입자의 경우, 프린팅 방법에 의해 전도성 필름 또는 패턴을 용이하게 형성할 수 있고, 수득된 필름 또는 패턴의 전도성이 매우 우수하며, 필요에 따라 전도성을 임의로 조절할 수 있어 대전방지성 점착시트 또는 신발, 전도성 폴리우레탄 프린트 롤러, 전자파 차폐 쉴드(Electromagnetic Interference Shielding) 등에 유리하게 사용될 수 있다. 금속 나노입자, 프린팅, 전도성, 패턴
Abstract:
An oxadiazole derivative compound is provided to improve the thermal and electrical stability, thereby producing the organic light-emitting device having low driving voltage, excellent color purity and long durability property. The organic light-emitting device comprises a first electrode, a second electrode and an organic film between the first and second electrodes which comprises the oxadiazole derivative compound represented by the chemical formula(1), wherein R1 is substituted or unsubstituted C1-C20 alkylene group, substituted or unsubstituted C3-C20 cycloalkylene group, substituted or unsubstituted C1-C20 heteroalkylene group, substituted or unsubstituted C3-C20 arylene group, substituted or unsubstituted C1-C20 heteroarylene group, thiophenyl, silylene, carbazolylene, fluorenylene, -PH-, -O- or -SOO-; and R2 is substituted or unsubstituted C1-C20 heteroaryl or thiophenyl.
Abstract:
An organic light emitting compound, an organic light emitting device containing the compound, and a method for preparing the organic light emitting device are provided to enhance the solubility and thermal stability of the compound, to lower drive voltage and improve efficiency, color purity and brightness. An organic light emitting compound is represented by the formula 1 or 2, wherein CY1 and CY2 are independently a benzene ring or a naphthalene ring but the case of both of CY1 and CY2 are a benzene ring is excluded; Ar1 and Ar4 are a substituted or unsubstituted C6-C50 arylene group; Ar2 and Ar3 are independently a substituted or unsubstituted C6-C50 aryl group or a substituted or unsubstituted C13-C100 heteroaryl group; R1 and R2 are independently H, a halogen atom, a cyano group, a nitro group, a hydroxyl group, a substituted or unsubstituted C1-C50 alkyl or alkoxy group, a substituted or unsubstituted C5-C50 cycloalkyl or heterocycloalkyl group, a substituted or unsubstituted C6-C50 aryl group, a substituted or unsubstituted C2-C50 heteroaryl group, -N(Z1)(Z2) or -Si(Z3)(Z4)(Z5); Z1 to Z5 are independently H, a substituted or unsubstituted C1-C50 alkyl group, a substituted or unsubstituted C6-C50 aryl group, a substituted or unsubstituted C2-C50 heteroaryl group, a substituted or unsubstituted C6-C50 cycloalkyl group or a substituted or unsubstituted C5-C50 heterocycloalkyl group; and CY3 and CY4 are independently a C6-C30 aromatic ring.
Abstract:
An electronic device having reproducible electronic components, a method for manufacturing the same, and a method for reproducing electronic components are provided to detect an error of a connection pattern by exposing the connection pattern to the outside. An electronic device having reproducible electronic components includes a substrate body(203), a first cavity(205a), a first metal pattern(210a), a first electronic component, and a first conductive connection pattern. The first cavity is provided to the substrate body. The first metal pattern is provided to the substrate body and is close to the first cavity. The first electronic component is inserted into the first cavity, and has a ball pad which is provided to the first body and an upper edge part of the first body. The first conductive connection pattern is located on an upper edge of the first electronic component, and is expanded to the first metal pattern. The first conductive connection pattern is contacted with the ball pad and the first metal pattern.
Abstract:
A module substrate used in a BGA(Ball Grid Array) semiconductor package, a semiconductor apparatus having the same, and a method for mounting a semiconductor package are provided to reduce cracks of the BGA semiconductor package, a solder coupling unit, and a module printed circuit board pattern in the BGA semiconductor package and the semiconductor package by forming a dummy solder on a predetermined region on the module printed circuit board. Plural normal pads corresponding to plural solder balls are formed on a substrate(100). Plural normal solders corresponding to the plural solder balls of the normal pad are formed on the substrate. At least one dummy pad(132) is formed on a predetermined region of the substrate corresponding to a peripheral region of at least one BGA semiconductor package. A solder resist(120) is formed on the substrate where the plural normal pads and at least one dummy pad are formed to be used as a solder mask. At least one dummy solder(102) is formed on at least one dummy pattern to be corresponded to the peripheral region of at least one BGA semiconductor package.
Abstract:
소켓에 투입되는 이물질이 모듈 및 소켓에 주는 영향을 최소한으로 하는 개방형 소켓이 개시된다. 상기 개방형 소켓은, 모듈이 장착되는 부분의 하부에 위치한 하단지지대 전체가 개방되거나, 모듈이 장착되는 부분의 하부에 위치하는 하단지지대 중에서, 소켓의 한 쪽 에지 또는 양쪽의 에지 부분은 밀폐되고 중간 부분은 개방되는 것이다. 또한, 상기 개방형 소켓은, 모듈의 전기적 연결부와 서로 접촉하는 소켓의 전기적 연결부의 형태를 원형으로 하는 것이다.
Abstract:
PURPOSE: An apparatus for adhering a heat-sink plate and an adhering method thereof are provided to fix firmly the heat-sink plate at a semiconductor module by riveting the heat-sink plate. CONSTITUTION: An apparatus for adhering a heat-sink plate includes a loading die, a pressure unit, and a punch unit. A semiconductor module is loaded on the loading die. The pressure unit(200) is installed on an upper part of the loading die in order to press a heat-sink plate arranged on a semiconductor chip. The punch unit(250) is installed at a lateral part of the pressure unit in order to fix an end part of the heat-sink plate to the semiconductor module. The punch unit is used for riveting a predetermined part of the heat-sink plate.
Abstract:
PURPOSE: Apparatus for aligning a printed circuit board(PCB) for a semiconductor module independently aligns each PCB accommodated in a jig in a module assembling apparatus. CONSTITUTION: Apparatus for aligning a printed circuit board includes at least two alignment pins(140) separated to be corresponded to each reference surface(124), a body(150) to which the alignment pins are connected toward the reference surface(124) with a predetermined flow feature, and a driver(158) for horizontally/vertically driving the body. If the body(150) is driven horizontally or vertically, the alignment pins align the PCB(110) to be proper to the reference surface, are connected therebetween through absorption part. Accordingly, the PCBs are independently operated.