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First International IEEE Conference on Polymers and Adhesives in Microelectronics and Photonics. Incorporating POLY, PEP & Adhesives in Electronics. Proceedings (Cat. No.01TH8592)最新文献

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Paper electronics and electronic paper 电子纸和电子纸
M. Berggren, T. Kugler, T. Remonen, D. Nilsson, Miaoxiang Chen, P. Norberg
The manufacturing, converting and ennobling processes of paper are truly large area and reel-to-reel processes. Here, we describe a project focusing on using the converting and ennobling processes of paper in order to introduce electronic functions onto the paper surface. As key active electronic materials we are using organic molecules and polymers. We develop sensor, communication and display devices on paper and the main application areas are packaging and paper display applications.
纸张的制造,转换和优化过程是真正的大面积和卷到卷过程。在这里,我们描述了一个项目,重点是使用纸张的转换和赋能过程,以便在纸张表面引入电子功能。作为关键的活性电子材料,我们使用有机分子和聚合物。我们在纸上开发传感器,通信和显示设备,主要应用领域是包装和纸显示应用。
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引用次数: 16
Structural mechanics of polymer coated optical glass fibres: review 聚合物涂层光学玻璃纤维的结构力学研究进展
E. Suhir
The paper contains a brief review of the state-of-the-art in the stress-strain analysis (structural mechanics) of polymer coated optical glass fibers, with an emphasis on analytical ("mathematical") stress modeling. The author examines a number of practically important problems of the mechanical behavior and structural mechanics of polymer coated optical fibers, experiencing thermal, mechanical or dynamic loading. The following major topics are addressed: the mechanical behavior of polymer coated vs. metallized fibers, and the elastic stability and low temperature microbending of optical fibers.
本文简要回顾了聚合物涂层光学玻璃纤维的应力-应变分析(结构力学)的最新进展,重点介绍了解析(“数学”)应力模型。作者研究了聚合物包覆光纤在经受热载荷、机械载荷和动力载荷时的力学行为和结构力学的一些实际重要问题。讨论了以下主要问题:聚合物包覆与金属化光纤的力学行为,光纤的弹性稳定性和低温微弯曲。
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引用次数: 7
New fabrication technology of polymer/metal lamination and its application in electronic packaging 聚合物/金属层合新工艺及其在电子封装中的应用
T. Suga, A. Takahashi, K. Saijo, S. Oosawa
A new fabrication technology for lamination between LCP (liquid crystalline polymer)and copper is presented. The method is based on a surface activation process prior to the clad bonding process. The fabrication conditions and the microstructure of the bonded interface as well as the mechanism of the bonding are discussed with respect to various experimental results. Some practical applications of the new clad materials in electronic packaging are also presented.
提出了一种新的液晶聚合物与铜层合的制备工艺。该方法基于在包层粘合过程之前的表面活化过程。结合各种实验结果,讨论了键合界面的制备条件、微观结构和键合机理。介绍了新型包层材料在电子封装中的一些实际应用。
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引用次数: 16
Three-dimensional (3D) ICs: a technology platform for integrated systems and opportunities for new polymeric adhesives 三维集成电路:集成系统的技术平台和新聚合物粘合剂的机会
R. Gutmann, J. Lu, Y. Kwon, J. McDonald, T. Cale
Three-dimensional (3D) ICs offer increased performance of digital lCs, heterogeneous integration for numerous applications and lower manufacturing cost for electronic and optoelectronic systems. After a discussion of alternative 3D integration technologies, our approach of using dielectric glue layers for attachment of fully processed 200mm diameter wafers (followed by top wafer thinning and inter-wafer interconnection with copper damascene patterning) is described. The wafer bonding process is highlighted, and requirements for polymeric adhesives for this application are described. Results with Flare/sup TM/, a non-fluorinated poly aryl ether, are presented in detail and serve as a baseline for alternative adhesives.
三维(3D)集成电路提高了数字lc的性能,为许多应用提供了异构集成,并降低了电子和光电子系统的制造成本。在讨论了可替代的3D集成技术之后,我们描述了使用介电胶层连接完全加工的200mm直径的晶圆的方法(随后是晶圆顶部变薄和晶圆间用铜damascene图案互连)。强调了晶圆键合过程,并描述了该应用对聚合物粘合剂的要求。本文详细介绍了Flare/sup TM/(一种无氟聚芳基醚)的结果,并将其作为替代粘合剂的基准。
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引用次数: 41
Micro dispensing of adhesives and other polymers 粘合剂和其他聚合物的微点胶
W. Meyer
Due to the progress in miniaturization of electronic and optoelectronic devices, new processing methods are needed for micro dispensing of adhesives and other polymers. Applications are found in fields like joining, marking and coating. Here, micro dispensing is defined in volume ranges of 30-500 pl (/spl sim/30-500 ng). Not only small volumes but also precision and flexibility are in high demand. For a certain range of adhesives and other polymers used especially in optoelectronic devices, microdrop provides equipment for microdispensing. The basic technique is a spin-off from inkjet-technology and profits from the flexibility and precision of this technology due to the contactless drop ejection. Also, extremely aggressive organic solvents do not cause problems for the valve-free dispensers. This makes the microdrop technology very attractive for solved polymers as used for LEP (light emitting polymer) applications. Here, the actual applications and possibilities are illustrated and the current developments for improved processing strategies are described. There are some demands on the properties of such polymers usable for micro dispensing. These are explained and the limitations are discussed.
随着电子和光电器件小型化的发展,粘合剂和其他聚合物的微点胶需要新的加工方法。应用于连接,标记和涂层等领域。在这里,微分配被定义在30-500 pl (/spl sim/30-500 ng)的体积范围内。不仅体积小,而且精度和灵活性也有很高的要求。对于特定范围的粘合剂和其他聚合物,特别是在光电器件中使用,microdrop提供了微点胶设备。基本技术是从喷墨技术衍生出来的,由于采用了非接触式滴射技术,该技术具有灵活性和精确性。此外,极具腐蚀性的有机溶剂不会对无阀分配器造成问题。这使得微滴技术对于用于LEP(发光聚合物)应用的溶解聚合物非常有吸引力。在这里,说明了实际应用和可能性,并描述了改进处理策略的当前发展。对于用于微点胶的聚合物的性能有一些要求。对这些进行了解释,并讨论了其局限性。
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引用次数: 12
Polymer optical interconnects for PCB 用于PCB的聚合物光学互连
H. Schroder, J. Bauer, F. Ebling, W. Scheel
Fraunhofer IZM has developed a packaging concept, which is based on a hybrid carrier, containing both electrical and optical interconnects: the Electrical Optical Circuit Board (EOCB). The key element is an additional optical layer with multimode waveguide structures. This layer is handled by standard PCB technology. As a result, the waveguides are completely incorporated into the circuit board. We used the hot embossing process for the first test of effective foil-structuring. After filling the core of the waveguides and sealing them with an over-cladding, the optical layer is given into the PCB process. Furthermore, waveguide structuring by photolithographic patterning is also a promising way to incorporate waveguide structures into the circuit board and is currently under test. The choice of appropriate polymer materials is a key problem when applying these techniques. They have to be compatible with the structuring and laminating processes and display excellent optical properties. We focus on recent results showing the optical characteristics of laminated polymer waveguides made by hot embossing and of waveguides made by photolithography.
Fraunhofer IZM开发了一种封装概念,它基于混合载体,包含电气和光互连:电气光学电路板(EOCB)。关键元件是具有多模波导结构的附加光学层。该层由标准PCB技术处理。因此,波导完全集成到电路板中。我们使用热压印工艺进行有效箔结构的第一次测试。在填充波导的核心并用覆盖层密封它们之后,光学层被赋予PCB工艺。此外,光刻图形化的波导结构也是将波导结构整合到电路板中的一种很有前途的方法,目前正在测试中。在应用这些技术时,选择合适的高分子材料是一个关键问题。它们必须与结构和层压工艺兼容,并显示出优异的光学性能。本文重点介绍了热压和光刻技术制备的层状聚合物波导的光学特性。
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引用次数: 24
Polycyanurate ester resins with low loss for use in integrated optics 集成光学用低损耗聚氰脲酸酯树脂
C. Dreyer, M. Bauer, J. Bauer, N. Keil, H. Yao, C. Zawadzki
In optical network technology, not only is glass fibre required, but also a broad range of optical components, such as optical switches, multiplexers, demultiplexers, splitters, combiners and optical attenuators usually produced in silica technology. Polymeric materials are becoming more interesting for these applications, since they promise lower power consumption in optical switches and a reduction of production costs compared to silica. Polycyanurate ester resins are a relatively new class of high-performance polymers with outstanding properties, for example high thermal stability, low optical loss, low dielectric constant, good adhesion and exceptional mechanical properties. This paper focuses on the optical properties of such materials in the wavelength-region around 1550 nm. The results lead the way to optimisation for use in integrated optics and for the production of embedded waveguides and devices.
在光网络技术中,不仅需要玻璃纤维,而且还需要广泛的光学元件,例如通常用二氧化硅技术生产的光开关、多路复用器、解路复用器、分路器、合并器和光衰减器。聚合物材料在这些应用中变得越来越有趣,因为与二氧化硅相比,它们承诺在光学开关中降低功耗并降低生产成本。聚氰脲酸酯树脂是一类相对较新的高性能聚合物,具有高热稳定性、低光学损耗、低介电常数、良好的附着力和优异的机械性能。本文主要研究了这类材料在1550nm波长范围内的光学特性。研究结果为集成光学和嵌入式波导和器件的生产提供了优化的途径。
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引用次数: 5
Reliability studies of an isotropic electrically conductive adhesive 各向同性导电胶粘剂的可靠性研究
J. Morris, F. Anderssohn, S. Kudtarkar, E. Loos
ICA reliability continues to be a source of concern for widespread practical implementations in commercial products. In addition, there is still much to be understood in the basic principles of how such materials function. This paper includes contributions in both areas, in further understanding of ICA size effects, in the interpretation of the beneficial effects of vacuum treatments before curing, with additional drop test data, and with critical comments on common electrical test techniques.
ICA的可靠性仍然是商业产品中广泛应用的一个问题。此外,在这些材料如何发挥作用的基本原理方面,仍有许多有待了解的地方。本文包括两个领域的贡献,进一步理解ICA尺寸效应,解释固化前真空处理的有益效果,附加的跌落测试数据,以及对常见电气测试技术的关键评论。
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引用次数: 12
Reliability of different flex materials in high density flip chip on flex applications 不同挠性材料在高密度倒装芯片挠性应用中的可靠性
P. Palm, J. Maattanen, Y. de Maquille, A. Picault, J. Vanfleteren, B. Vandecasteele
This paper presents the latest results from the reliability tests of high density flip chip on flex application using anisotropically conductive adhesives. Four different types of flexible substrates and two different types of anisotropically conductive adhesives were selected. Both paste and film type anisotropically conductive adhesives were used. Two different test devices were used. The contact areas were 50/spl times/50 /spl mu/m and 50/spl times/90 /spl mu/m. The effective pitch was 80 /spl mu/m in both samples and the number of contacts was 200. The matrix of both anisotropically conductive adhesives was epoxy based and the conductive particles in film type were isolated soft metal-coated polymer particles and in paste type isolated silver particles. The contact resistance was measured with a four-point method and the series resistance with a daisy chain method. The reliability of the flip chip interconnections was tested in thermal cycling tests. Cross section samples were made to analyze the possible failure mechanism of failed contacts.
本文介绍了利用各向异性导电胶粘剂对高密度倒装芯片挠性应用进行可靠性试验的最新结果。选择了四种不同类型的柔性基材和两种不同类型的各向异性导电胶粘剂。采用了膏状和薄膜型各向异性导电胶粘剂。使用了两种不同的测试设备。接触面积分别为50/spl次/50 /spl亩/m和50/spl次/90 /spl亩/m。两种样品的有效间距均为80 /spl mu/m,触点数为200。两种各向异性导电胶粘剂的基体均为环氧基,薄膜型导电颗粒为隔离的软金属包覆聚合物颗粒,膏体型导电颗粒为隔离的银颗粒。接触电阻采用四点法测量,串联电阻采用菊花链法测量。在热循环测试中测试了倒装芯片互连的可靠性。采用截面试样分析了失效触点可能的失效机理。
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引用次数: 6
Evaluation of bismuth as a filler material for anisotropically conductive adhesive 铋作为各向异性导电胶粘剂填充材料的评价
M. Vuorela, J. Kivilahti
Summary form only given. Tin and bismuth are metallurgically compatible because they are unable to form intermetallics with each other. When in contact with each other, i.e. in a local chemical equilibrium, the melting point of the Sn/Bi interface is 139/spl deg/C. During the bonding procedure above 139/spl deg/C tin and bismuth atoms dissolve very fast into the liquid until local equilibrium has been reached. Between Sn-coated pads or bumps, Bi particles form small lentils, the volumes of which depend on the particle size and the bonding temperature. When the temperature is decreased the liquid lentils solidify and bond locally the mating pads together inside the adhesive. The procedure for the SnPb/Bi system is quite similar. Basically, the only difference is that the local melting of the SnPb/Bi interface is initiated at about 93 /spl deg/C. The bonding process of Sn-bumped chips on Sn-coated substrates with different adhesives being filled with Bi particles is also presented. The solder joints formed at different bonding temperatures and with different pressure settings are examined with optical and scanning electron microscopy as well as with energy dispersive spectroscopy.
只提供摘要形式。锡和铋在冶金上是相容的,因为它们彼此不能形成金属间化合物。当Sn/Bi界面相互接触时,即处于局部化学平衡状态时,其熔点为139℃。在139/spl℃以上的键合过程中,锡和铋原子很快溶解到液体中,直到达到局部平衡。在锡包覆的衬垫或凸起之间,铋颗粒形成小扁豆,其体积取决于颗粒大小和键合温度。当温度降低时,液体扁豆会凝固,并在粘合剂内将局部的配对垫粘合在一起。SnPb/Bi系统的过程非常相似。基本上,唯一的区别是SnPb/Bi界面的局部熔化是在93 /spl℃左右开始的。本文还介绍了用不同的胶粘剂填充Bi颗粒在镀锡基板上的粘接过程。用光学显微镜、扫描电子显微镜和能量色散光谱分析了在不同焊接温度和不同压力设置下形成的焊点。
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引用次数: 1
期刊
First International IEEE Conference on Polymers and Adhesives in Microelectronics and Photonics. Incorporating POLY, PEP & Adhesives in Electronics. Proceedings (Cat. No.01TH8592)
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