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    • 3. 发明授权
    • Process for producing multilayer printed wiring board
    • 多层印刷线路板的制造方法
    • US08584352B2
    • 2013-11-19
    • US12869926
    • 2010-08-27
    • Hirohisa NarahashiShigeo NakamuraTadahiko Yokota
    • Hirohisa NarahashiShigeo NakamuraTadahiko Yokota
    • H05K3/02
    • H05K3/4661H05K3/0035H05K3/0038H05K3/025H05K3/181H05K3/381H05K2203/1152
    • Multilayer printed wiring boards superior in formation of an ultrafine wiring, which can form a conductive layer superior in peel strength on a flat insulating layer surface, can be prepared by a method including the following steps (A)-(E): (A) a step of laminating a film with a metal film, wherein a metal film layer is formed on a support layer, on an internal-layer circuit substrate via a curable resin composition layer, or laminating an adhesive film with a metal film, wherein a curable resin composition layer is formed on a metal film layer of the film with a metal film, on an internal-layer circuit substrate; (B) a step of curing a curable resin composition layer to form an insulating layer; (C) a step of removing a support layer; (D) a step of removing a metal film layer; and (E) a step of forming a metal film layer on an insulating layer surface by electroless plating.
    • 可以通过包括以下步骤(A) - (E)的方法制备能形成在平坦绝缘层表面上的剥离强度优异的导电层的超细布线形成的多层印刷电路板:(A) 通过固化性树脂组合物层在内层电路基板上形成金属膜的金属膜,其中在支撑层上形成金属膜层,或者用金属膜层压粘合膜的步骤,其中可固化 在金属膜的金属膜层上在内层电路基板上形成树脂组合物层; (B)固化树脂组合物层以固化以形成绝缘层的步骤; (C)去除支撑层的步骤; (D)除去金属膜层的工序; 和(E)通过化学镀在绝缘层表面上形成金属膜层的步骤。
    • 4. 发明申请
    • PROCESS FOR PRODUCING MULTILAYER PRINTED WIRING BOARD
    • 生产多层印刷线路板的工艺
    • US20100206471A1
    • 2010-08-19
    • US12721891
    • 2010-03-11
    • Shigeo NakamuraSeiichiro OhashiEiichi HayashiTadahiko Yokota
    • Shigeo NakamuraSeiichiro OhashiEiichi HayashiTadahiko Yokota
    • B32B38/10
    • H05K3/4673B32B37/025B32B38/0004B32B2038/0076B32B2305/076B32B2309/02B32B2309/105B32B2309/12B32B2309/68B32B2311/00B32B2457/08H05K3/4644H05K2203/0228H05K2203/066H05K2203/085Y10T29/49155Y10T156/1052Y10T156/1054
    • A production method of a multi-layer printed wiring board containing the following steps (1)-(5): (1) a temporary fitting preparatory step including conveying an adhesive sheet from an adhesive sheet roll wherein an adhesive sheet having a prepreg formed on a support film is wound in a roll and placing the adhesive sheet such that a prepreg surface contacts one or both of the surfaces of a circuit board, (2) a temporary fitting step for temporarily fitting the adhesive sheet to the circuit board, including partially adhering the adhesive sheet to the circuit board by heating and pressing a part of the adhesive sheet from the support film side, and cutting the adhesive sheet according to the size of the circuit board with a cutter, (3) a laminating step including heating and pressing the temporarily fitted adhesive sheet under reduced pressure to laminate the adhesive sheet on the circuit board, (4) a thermal curing step including forming an insulating layer by thermally curing the prepreg, and (5) a detaching step including detaching the support film after the thermal curing step, enables continuous production of an insulating layer of a multi-layer printed wiring board with a prepreg and without using a single wafer.
    • 一种包含以下步骤(1) - (5)的多层印刷线路板的制造方法:(1)临时配合准备步骤,包括从粘合片辊输送粘合片,其中,将具有预浸渍体的粘合片形成在 将支撑膜缠绕在卷筒中并放置粘合片,使得预浸料表面接触电路板的一个或两个表面,(2)临时安装步骤,用于将粘合片临时装配到电路板,包括部分 通过从支撑膜侧加热和压制粘合片的一部分,将粘合片粘合到电路板上,并用切割机根据电路板的尺寸切割粘合片,(3)层压步骤,包括加热和 在减压下按压临时贴合的粘合片以将粘合片层合在电路板上,(4)热固化步骤,包括通过热固化该制备形成绝缘层 (5)包括在热固化步骤之后分离支撑膜的分离步骤,能够连续制备具有预浸料的多层印刷线路板的绝缘层,而不使用单个晶片。
    • 5. 发明授权
    • Process for producing a multi-layer printer wiring board
    • 多层印刷线路板的制造方法
    • US06881293B2
    • 2005-04-19
    • US10080408
    • 2002-02-25
    • Shigeo NakamuraTadahiko Yokota
    • Shigeo NakamuraTadahiko Yokota
    • C08L63/00H05K1/00H05K3/46B32B31/20
    • H05K3/4655C08L63/00H05K3/4652H05K3/4661H05K3/4676H05K2201/0209H05K2201/0212H05K2201/0355H05K2203/066H05K2203/0773Y10S428/901Y10T428/24917Y10T428/287
    • The present invention is directed to an inter-laminar adhesive composition containing a liquid epoxy resin, a polyfunctional epoxy resin having a softening point higher than a lamination temperature of the adhesive and with two or more epoxy groups within the molecule; and a latent epoxy curing agent initiating a reaction at a temperature higher than the lamination temperature. The adhesive composition optionally contains a liquid resin other than the liquid epoxy resin and/or an organic solvent and the liquid resin includes the liquid epoxy resin, the organic solvent or both constituting from 10 to 55% by weight of the composition.This inter-laminar adhesive composition allows for the preparation of a multi-layer printed wiring board. The process for preparing the multi-layer printed wiring board is provided. The resulting multi-layer printed wiring board of the invention possesses excellent embedding properties in the internal-layer circuit, excellent surface smoothness and can be provided at high productivity levels in a building up process using the present adhesive.
    • 本发明涉及一种层间粘合剂组合物,其包含液体环氧树脂,软化点高于粘合剂的层压温度和分子内具有两个或更多个环氧基的多官能环氧树脂; 和潜在的环氧固化剂在高于层压温度的温度下引发反应。 粘合剂组合物任选地含有液体环氧树脂和/或有机溶剂以外的液体树脂,液体树脂包括液体环氧树脂,有机溶剂或两者构成组合物的10至55重量%。 这种层间粘合剂组合物允许制备多层印刷线路板。 提供了制备多层印刷线路板的方法。 所得到的本发明的多层印刷电路板在内层电路中具有优异的嵌入性能,优异的表面平滑性,并且可以在使用本粘合剂的建筑工艺中以高生产率提供。
    • 10. 发明授权
    • Process for producing multilayer printed wiring board
    • 多层印刷线路板的制造方法
    • US08337655B2
    • 2012-12-25
    • US12721891
    • 2010-03-11
    • Shigeo NakamuraSeiichiro OhashiEiichi HayashiTadahiko Yokota
    • Shigeo NakamuraSeiichiro OhashiEiichi HayashiTadahiko Yokota
    • B32B38/10
    • H05K3/4673B32B37/025B32B38/0004B32B2038/0076B32B2305/076B32B2309/02B32B2309/105B32B2309/12B32B2309/68B32B2311/00B32B2457/08H05K3/4644H05K2203/0228H05K2203/066H05K2203/085Y10T29/49155Y10T156/1052Y10T156/1054
    • A production method of a multi-layer printed wiring board containing the following steps (1)-(5): (1) a temporary fitting preparatory step including conveying an adhesive sheet from an adhesive sheet roll wherein an adhesive sheet having a prepreg formed on a support film is wound in a roll and placing the adhesive sheet such that a prepreg surface contacts one or both of the surfaces of a circuit board, (2) a temporary fitting step for temporarily fitting the adhesive sheet to the circuit board, including partially adhering the adhesive sheet to the circuit board by heating and pressing a part of the adhesive sheet from the support film side, and cutting the adhesive sheet according to the size of the circuit board with a cutter, (3) a laminating step including heating and pressing the temporarily fitted adhesive sheet under reduced pressure to laminate the adhesive sheet on the circuit board, (4) a thermal curing step including forming an insulating layer by thermally curing the prepreg, and (5) a detaching step including detaching the support film after the thermal curing step, enables continuous production of an insulating layer of a multi-layer printed wiring board with a prepreg and without using a single wafer.
    • 一种包含以下步骤(1) - (5)的多层印刷线路板的制造方法:(1)临时配合准备步骤,包括从粘合片辊输送粘合片,其中,将具有预浸渍体的粘合片形成在 将支撑膜缠绕在卷筒中并放置粘合片,使得预浸料表面接触电路板的一个或两个表面,(2)临时安装步骤,用于将粘合片临时装配到电路板,包括部分 通过从支撑膜侧加热和压制粘合片的一部分,将粘合片粘合到电路板上,并用切割机根据电路板的尺寸切割粘合片,(3)层压步骤,包括加热和 在减压下按压临时贴合的粘合片以将粘合片层合在电路板上,(4)热固化步骤,包括通过热固化该制备形成绝缘层 (5)包括在热固化步骤之后分离支撑膜的分离步骤,能够连续制备具有预浸料的多层印刷线路板的绝缘层,而不使用单个晶片。