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    • 2. 发明专利
    • Adhesive tape
    • 胶粘带
    • JP2013163774A
    • 2013-08-22
    • JP2012028149
    • 2012-02-13
    • Nitto Denko Corp日東電工株式会社
    • HABU TSUYOSHIKAMEI KATSUTOSHIIKUSHIMA NOBUSUKEASAI FUMITERU
    • C09J7/00C09J7/02C09J123/18
    • PROBLEM TO BE SOLVED: To provide an adhesive tape excellent in balance of adhesive force with peelability and level difference followability, and manufacturable by co-extrusion molding.SOLUTION: An adhesive tape is provided with an adhesive layer formed of a resin composition including an amorphous propylene-(1-butene) copolymer, and the total content rate of a unit derived from 1-butene in the resin composition is ≥5 wt.% based on the total weight of resins in the composition. In a preferable embodiment, the resin composition includes the amorphous propylene-(1-butene) copolymer and a crystalline resin which is a crystalline propylene-(1-butene) copolymer and/or crystalline ethylene-(1-butene) copolymer.
    • 要解决的问题:提供粘合力与剥离性和水平差跟随性的平衡优异的粘合带,并且可以通过共挤出成型制造。粘合带设置有由包含非晶形物质的树脂组合物形成的粘合层 丙烯 - (1-丁烯)共聚物,并且在树脂组合物中由1-丁烯衍生的单元的总含量比基于组合物中树脂的总重量≥5重量%。 在优选的实施方案中,树脂组合物包括无定形丙烯 - (1-丁烯)共聚物和结晶性丙烯 - (1-丁烯)共聚物和/或结晶乙烯 - (1-丁烯)共聚物的结晶树脂。
    • 3. 发明专利
    • Adhesive sheet with separator
    • 粘合片与分离器
    • JP2013100415A
    • 2013-05-23
    • JP2011245245
    • 2011-11-09
    • Nitto Denko Corp日東電工株式会社
    • KAMEI KATSUTOSHIIKUSHIMA NOBUSUKEHABU TSUYOSHIASAI FUMITERU
    • C09J7/02B32B27/00C09J123/00C09J123/14H01L21/304
    • PROBLEM TO BE SOLVED: To provide an adhesive sheet with separator, which has excellent handleability and in which a proper adhesive force can be retained even after the separator is removed.SOLUTION: An adhesive sheet with separator sequentially includes a base material layer, an adhesive layer, and the separator. The adhesive sheet can be obtained by: coextruding a material forming the adhesive layer and a material forming the base material layer; and bonding the adhesive layer with the separator in a state that at least the material forming the adhesive layer thus coextruded is fused. The separator contains a removing agent layer, wherein the content ratio of a polyfunctional silicone in a silicone contained in the removing agent layer is 10% or larger.
    • 要解决的问题:提供具有优异的可操作性的隔膜的粘合片,并且即使在除去隔板之后也能够保持适当的粘合力。 解决方案:具有分离器的粘合片依次包括基材层,粘合剂层和隔膜。 粘合片可以通过以下方式获得:共挤出形成粘合剂层的材料和形成基材层的材料; 并且将粘合剂层与分离器粘合在至少形成由此共挤出的粘合剂层的材料融合的状态。 分离器含有去除剂层,其中除去剂层中所含的硅氧烷中的多官能硅酮的含量比为10%以上。 版权所有(C)2013,JPO&INPIT
    • 7. 发明专利
    • Dicing tape-integrated film for semiconductor back surface
    • 用于半导体背面的双面胶带
    • JP2011228450A
    • 2011-11-10
    • JP2010096295
    • 2010-04-19
    • Nitto Denko Corp日東電工株式会社
    • TAKAMOTO HISAHIDESHIGA GOSHIASAI FUMITERUSUGIMURA TOSHIMASA
    • H01L21/301H01L21/60
    • H01L21/6836C09J7/0246C09J7/22C09J7/38C09J2203/326C09J2205/31H01L21/78H01L23/544H01L24/16H01L24/81H01L2221/68327H01L2221/68377H01L2221/68381H01L2223/54486H01L2224/16225H01L2924/12042Y10T428/1467Y10T428/1471Y10T428/28H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a dicing tape-integrated film for a semiconductor back surface, the film which keeps a good detachability when a semiconductor element is picked up, prevents generation of chip scattering and chipping of the semiconductor element when dicing a semiconductor wafer, and prevents cutting water used in dicing from intruding between an adhesive layer and a flip-chip film used for a semiconductor back surface when dicing the semiconductor wafer, and to provide method for producing a semiconductor device.SOLUTION: The dicing tape-integrated film for a semiconductor back surface according to the present invention comprises: a flip-chip film for a semiconductor back surface, the film flip-chip-connected onto the adhered body and used for protecting the back surface of a semiconductor element; and a dicing tape. The dicing tape has a structure in which at least a sticker layer is provided on a base member, and the flip-chip type film for the semiconductor back surface is provided on the adhesive layer. The sticker layer is a radiation curable type which decreases the adhesive force to the flip-chip film for the semiconductor back surface through irradiation with radiation.
    • 要解决的问题:为了提供用于半导体背表面的切割带集成膜,当拾取半导体元件时保持良好的可拆卸性的膜防止当切割时产生半导体元件的芯片散射和碎裂 半导体晶片,并且当切割半导体晶片时,防止切割中使用的切割水侵入用于半导体背表面的粘合剂层和倒装芯片膜之间,并且提供半导体器件的制造方法。 解决方案:根据本发明的用于半导体背表面的切割带集成膜包括:用于半导体背表面的倒装芯片膜,将倒装芯片连接到粘附体上并用于保护 半导体元件的背面; 和切割胶带。 切割胶带具有至少在基材上设置粘合剂层的结构,并且在粘合剂层上设置用于半导体背面的倒装芯片型膜。 贴纸层是可辐射固化型,其通过辐射照射降低了半导体背表面的倒装芯片膜的粘合力。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Adhesive sheet for dicing
    • 胶粘片
    • JP2009135124A
    • 2009-06-18
    • JP2007295526
    • 2007-11-14
    • Nitto Denko Corp日東電工株式会社
    • TERADA YOSHIOHASHIMOTO HIROKUNIASAI FUMITERU
    • H01L21/301C09J7/02
    • PROBLEM TO BE SOLVED: To provide an adhesive sheet for dicing, which enables an inspection for electrical conduction to be performed even when the adhesive sheet is bonded to a semiconductor wafer or a semiconductor chip obtained by dicing a semiconductor wafer, and also which makes it possible to prevent deformation (warping) or breakage of the semiconductor wafer or the occurrence of cracks or scratches on the back surface of the semiconductor wafer during the inspection, and to provide a manufacturing method of a semiconductor device using the same.
      SOLUTION: The adhesive sheet for dicing is provided wherein an adhesive layer 3 is formed on a base film 1. The adhesive sheet is characterized in that the base film 1 is composed of conductive fibers 5 and a part of the conductive fibers 5 are exposed on a surface of the adhesive layer 3 to form a path for electrical conduction between the surface of the adhesive layer 3 and the base film 1.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供一种用于切割的粘合片,即使当粘合片粘合到通过切割半导体晶片而获得的半导体晶片或半导体芯片时,也能够进行导电检查,并且还 这使得可以在检查期间防止半导体晶片的变形(翘曲)或破裂或半导体晶片的背面上出现裂纹或划痕,并提供使用该半导体晶片的半导体器件的制造方法。 < P>解决方案:提供了一种用于切割的粘合片,其中在基膜1上形成粘合剂层3.该粘合片的特征在于,基膜1由导电纤维5和导电纤维5的一部分 暴露在粘合剂层3的表面上以形成粘合剂层3的表面和基膜1之间的导电路径。版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Adhesive sheet for water jet laser dicing
    • 水喷射激光胶粘剂表
    • JP2008085303A
    • 2008-04-10
    • JP2007187968
    • 2007-07-19
    • Nitto Denko Corp日東電工株式会社
    • SASAKI TAKATOSHIMIKI TASUKUASAI FUMITERUTAKAHASHI TOMOKAZUSHINTANI TOSHIAKIYAMAMOTO AKIYOSHI
    • H01L21/301C09J7/02
    • PROBLEM TO BE SOLVED: To provide an adhesive sheet for achieving the working of an extremely thin semiconductor wafer or materials by securing the satisfactory adhesion of a wafer or the like in dicing, and preventing a chip or component from being peeled from an adhesive tape, and preventing the generation of such a failure as chip in the case of peeling the chip or IC component or the like after dicing under such circumstances that critical significance to the adhesive force of the adhesive sheet for dicing changes according to the change of the dicing technology of the semiconductor wafer or the like. SOLUTION: An adhesive sheet for water jet laser dicing is configured by laminating an adhesive layer on a base film, wherein the adhesive constituting the adhesive layer is an energy radiation curing type adhesive, and the adhesive sheet has adhesive strength of at least 1.5 N/20 mm. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种用于通过确保切片中的晶片等的令人满意的粘合力来实现极薄的半导体晶片或材料的加工的粘合片,并且防止芯片或部件从 在这样的情况下,在切割后的芯片或IC部件等的剥离的情况下,防止在切割粘合片的粘合力的关键意义上根据变化而发生对切割的粘合剂的粘合力的影响, 半导体晶片等的切割技术。 解决方案:用于水喷射激光切割的粘合片通过在基膜上层压粘合剂层而构成,其中构成粘合剂层的粘合剂是能量辐射固化型粘合剂,并且粘合片具有至少的粘合强度 1.5 N / 20 mm。 版权所有(C)2008,JPO&INPIT