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    • 4. 发明授权
    • Method of manufacturing printed circuit board
    • 制造印刷电路板的方法
    • US08356405B2
    • 2013-01-22
    • US12972244
    • 2010-12-17
    • Chang Gun OhHo Sik ParkTae Kyun Bae
    • Chang Gun OhHo Sik ParkTae Kyun Bae
    • H05K3/36
    • H05K3/4682H05K3/0097H05K3/4647H05K2203/1536Y10T29/49124Y10T29/49126Y10T29/4913Y10T29/49144Y10T29/49165
    • Disclosed herein is a method of manufacturing a printed circuit board, including: providing a carrier including an insulation layer, first metal foils formed on both sides of the insulation layer, adhesive layers respectively formed on the first metal foils and made of a thermoplastic resin, and second metal foils respectively formed on the adhesive layers; applying resists having openings for forming metal posts onto both sides of the carrier; forming metal plating layers for forming the metal posts in the openings; grinding surfaces of the resists; removing the resist and forming insulation layers on both sides of the carrier; and grinding surfaces of the insulation layers. The method is advantageous in that both sides of a carrier are simultaneously layered, it is possible to prevent a substrate from warping during the process of manufacturing the printed circuit board.
    • 本发明公开了一种制造印刷电路板的方法,包括:提供包括绝缘层的载体,形成在绝缘层两侧的第一金属箔,分别形成在第一金属箔上并由热塑性树脂制成的粘合层, 和分别形成在粘合剂层上的第二金属箔; 在载体的两侧上施加具有用于形成金属柱的开口的抗蚀剂; 形成用于在所述开口中形成所述金属柱的金属镀层; 研磨抗蚀剂表面; 去除抗蚀剂并在载体的两侧形成绝缘层; 并研磨绝缘层的表面。 该方法的优点在于,载体的两侧同时层叠,可以防止在制造印刷电路板的过程中基板翘曲。