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    • 3. 发明申请
    • METHOD FOR LAMINATING PREPREG, METHOD FOR PRODUCING PRINTED WIRING BOARD AND PREPREG ROLL
    • 用于层压PREPREG的方法,用于生产印刷线路板和PREPREG辊的方法
    • US20110180208A1
    • 2011-07-28
    • US13010425
    • 2011-01-20
    • Kenya TACHIBANAKuniharu UMENOKenichi KANEDA
    • Kenya TACHIBANAKuniharu UMENOKenichi KANEDA
    • H05K3/00B32B37/02B32B37/06B32B37/10B32B37/14C09J7/02
    • B32B37/16B32B2038/0064B32B2038/0076B32B2305/076B32B2309/02B32B2309/12B32B2309/68B32B2457/08H05K3/4673H05K2203/1545Y10T428/14
    • A method for laminating a prepreg contributing to decrease in layer thickness and having high productivity, a method for producing a printed wiring board by the method for laminating the prepreg, and a prepreg roll used for the method for laminating the prepreg are provided. The method involves: 1) preparing a prepreg roll comprising a prepreg comprising at least a core layer, a first resin layer, a second resin layer, being thicker than the first resin layer, and a supporting base film which covers the first resin layer, wherein the prepreg with the supporting base film is rolled up into a roll; 2) unreeling the prepreg with the supporting base film from the prepreg roll, peeling off the peelable film if the second resin layer is covered with the peelable film, and layering the prepreg with the supporting base film on a circuit board so that the second resin layer side of the prepreg with the supporting base film faces a circuit of the circuit board; 3) vacuum laminating the prepreg; and 4) smoothing a surface of the first resin layer contacting the supporting base film by hot press.
    • 提供了有助于降低层厚度并且具有高生产率的预浸料的层压方法,通过层压预浸料坯的方法制造印刷线路板的方法和用于层压预浸料的方法的预浸料辊。 该方法包括:1)制备预浸料辊,该预浸料辊包括至少包含比第一树脂层厚的芯层,第一树脂层,第二树脂层的预浸料和覆盖第一树脂层的支撑基膜, 其中将具有支撑基膜的预浸料卷起成卷; 2)如果第二树脂层被可剥离膜覆盖,则用预浸料辊将支撑基膜从预浸料坯上退卷,剥离可剥离膜,并将预浸料与支撑基膜分层在电路板上,使得第二树脂 具有支撑基底膜的预浸料的层侧面对电路板的电路; 3)真空层压预浸料; 以及4)通过热压使所述第一树脂层的与所述支撑基膜接触的表面平滑化。