Abstract:
A glass composition, glass frit, and dielectric composition for low temperature sintering, and a multi-layered ceramic condenser using the same are provided to uniformly sinter BaTiO3 dielectric layer at a low temperature. A glass composition includes aLi2O-bK2O-cCaO-dBao-eB2O3-fSiO2, wherein a, b, c, d, e, and f satisfy the relationship of a+b+c+d+e+f=100, a between 2 and 10, b between 2 and 10, c between 0 and 25, d between 0 and 25, e between 5 and 20, and f between 50 and 80. A dielectric composition includes BaTiO3 as a main component and a residue comprising a glass composition of aLi2O-bK2O-cCaO-dBao-eB2O3-fSiO2.
Abstract translation:提供一种用于低温烧结的玻璃组合物,玻璃料和介电组合物,以及使用该组合物的多层陶瓷电容器,以在低温下均匀烧结BaTiO3介电层。 其中a,b,c,d,e和f满足a + b + c + d + e + f = 100的关系,a 2与a 2之间的关系为a 2 O 2 -bK 2 O·cCaO-dBao-eB 2 O 3 -fSiO 2 和10之间,b在2和10之间,c在0和25之间,d在0和25之间,e在5和20之间,以及f在50和80之间。电介质组合物包括BaTiO 3作为主要成分和包含玻璃组成 的Li2O-bK2O-cCaO-dBao-eB2O3-fSiO2。
Abstract:
The present invention relates to a barrel plating apparatus and, more specifically, to a barrel plating apparatus capable of plating multiple components at the same time. The barrel plating apparatus, which plates components using a barrel plating bath filled with a predetermined amount of electrolyte and a barrel container submerged in the barrel plating bath and accommodating components, comprises a driving shaft which receives power through a driving gear connected with a motor; a barrel rotating gear which rotates by being connected with the driving shaft; a rotating body which rotates by being engaged with the barrel rotating gear; and a barrel container which is rotated by friction with the electrolyte by being connected with the rotating body as the shaft of the rotating body is rotated.
Abstract:
The present invention relates to a vibration type plating apparatus comprising: a plating unit having a container which is installed in the atmosphere to receive a semiconductor chip and a plating solution together; and a vibration unit installed under the plating unit to vibrate the entire plating unit vertically and horizontally. The vibration type plating apparatus of the present invention, which comprises the plating unit having the container which is installed in the atmosphere to receive the semiconductor chip and the plating solution together and the vibration unit installed under the plating unit to vibrate the entire plating unit vertically and horizontally, can be safe by sealing the container with a lid to prevent the dispersion of the plating solution, can be economical and contribute to environmental protection by performing plating using a small amount of the plating solution, can amplify vibration in the plating unit by supporting between the plating unit and the vibration unit using a plurality of elastic members, thus improving the circulation of the plating solution to improve plating efficiency, can improve plating quality by efficiently overcoming the sticking of chips, can be advantageous to variation management by managing a plating thickness thin and uniformly, and can improve productivity by reducing plating time.
Abstract:
본 발명은 내환원성 유전체 조성물과 이를 이용한 적층 세라믹 콘덴서 및 그 제조방법에 관한 것이다. 본 발명은 주성분인 BaTiO 3 및 부성분을 포함하여 이루어지는 내환원성 유전체 조성물에 있어서, 상기 부성분은, 주성분인 BaTiO 3 100몰에 대한 몰비율로, MgCO 3 : 0.2~3.0, Y 2 O 3 , Ho 2 O 3 , Dy 2 O 3 및 Yb 2 O 3 중 1종 이상: 0.05~1.5, MnO: 0.01~0.5, SrZrO 3 : 0.01~3.0, Nb 2 O 5 : 0.01~0.3 및 wLi 2 O-xBaO-yZrO 2 -zSiO 2 (0.01≤w≤0.1, 0.1≤x≤0.3, 0.05≤y≤0.2, 0.4≤z≤0.8, w+x+y+z=1): 0.2~3.0을 포함하여 이루어지는 것을 특징으로 한다. 또한, 본 발명은 상기 내환원성 유전체 조성물을 이용한 적층 세라믹 콘덴서 및 그 제조방법에 관한 것이다. 본 발명은 저온에서 소성이 가능할 뿐만 아니라 X5R 특성(-55~85℃, △C=±15% 이하)도 만족하는 내환원성 유전체 조성물, 이를 이용한 적층 세라믹 콘덴서 및 그 제조방법을 제공할 수 있는 효과가 있다.
Abstract:
본 발명은 바렐 도금장치에 관한 것으로 더욱 상세하게는 다수의 부품을 동시에 도금할 수 있는 바렐 도금장치에 관한 것이다. 본 발명은, 전해액이 일정량 채워지는 바렐도금조와, 상기 바렐도금조에 침지되고 부품이 수용된 바렐 용기를 통해 부품을 도금하는 바렐 도금장치에 있어서, 모터와 연결된 구동기어를 통해 동력을 전달받는 구동축; 상기 구동축에 연결되어 회전되는 바렐회전기어; 상기 바렐회전기어와 치합되어 축 회전되는 회전체; 그리고 상기 회전체에 연결되어 상기 회전체의 축 회전에 따라 전해액과의 마찰을 통해 자전하는 바렐 용기; 를 포함할 수 있다.
Abstract:
본 발명은 배럴 장치, 배럴 도금 장치 및 방법에 관한 것이다. 본 발명의 하나의 실시예에 따라, 배럴 도금장치에 사용되는 배럴 장치에 있어서, 동력을 전달받아 도금액면과 수평 방향으로 회전하는 회전 전달축; 및 도금액면에 경사지도록 회전 전달축에 경사지게 설치되어 회전 전달축의 회전에 따라 공전 운동하고 동시에 회전 전달축에 결합된 자체 축의 회전에 따른 자전 운동을 수행하되, 내부에 구비된 피도금물이 도금조 내의 도금용액에 잠기도록 형성된 다수의 배럴드럼; 을 포함하여 이루어지는 배럴 장치가 제안된다. 또한, 배럴 도금 장치 및 방법이 제안된다.
Abstract:
PURPOSE: A laminated ceramic electronic component for preventing the inflow of plating solutions and a manufacturing method thereof are provided to increase a capacity by forming a middle layer between an external electrode and a plating layer. CONSTITUTION: An internal electrode and a dielectric layer are alternatively laminated on a ceramic body. An external electrode is formed outside the ceramic body. A middle layer (31b,32b) is formed on the external electrode. The middle layer includes one or more of nickel, copper, and a nickel-copper alloy. A plating layer is formed on the middle layer.
Abstract:
A dielectric ceramic composition for low temperature sintering and a multi-layered ceramic condenser using the same are provided to sinter the composition under a reduction atmosphere. A dielectric ceramic composition includes (Ba(1-x)Cax)mTiO3 as a main component. The dielectric ceramic composition includes MgCO3, Re2O3, MO, MnO, V2O5, Cr2O3, and SiO2 as residue. The composition is a(Ba1-xCax)mTiO3-BMgCO3-cRe2O3-dMnO-fSiO2-gV2O5-hCr2O3.
Abstract:
The present invention relates to a barrel apparatus, a barrel plating apparatus, and a barrel plating method. According to one embodiment of the present invention, suggested is the barrel apparatus used in the barrel plating apparatus comprises: a rotational transmission shaft receiving power and rotating in a direction horizontal to the level of a plating solution; and multiple barrel drums being installed to be inclined to the rotational transmission shaft with being inclined to the level of a plating solution, and simultaneously revolving according to the rotation of the rotational transmission shaft and rotating according to the rotations of self-shafts coupled to the rotational transmission shaft, wherein to-be-plated objects placed inside the barrel drums are submerged in the plating solution. The barrel plating apparatus and the barrel plating method are also suggested.
Abstract:
A sheet forming device is provided to manufacture a high quality product by controlling thickness of a ceramic sheet. A sheet forming device(100) comprises the following features of: a sheet transfer part moving the slurry in a specific direction; a slurry feeder part(120) supplying the slurry to the upper side of the sheet transfer part; a first control part(130) regulating the thickness of the slurry coated onto the sheet transfer part from the outgoing of the slurry feeder part to the width direction of the sheet transfer part; and a second control part(140) which includes a contact assistant connected to the sheet transfer part and isolated with certain distance from the first control portion to the progressive direction of the sheet transfer part and regulates thickness of the slurry coated onto the sheet transfer part by moving the contact assistant the direction crossing the sheet transfer part.