METHOD FOR MANUFACTURING MULTI-LAYERED LAMINATE

PROBLEM TO BE SOLVED: To provide a method for manufacturing a multi-layered laminate which realizes upgrading of productivity, in the method for manufacturing a multi-layered laminate by which moldings are formed by supplying electric power to a copper foil and using a resultant resistance heating....

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1. Verfasser: OTO NORIYASU
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a method for manufacturing a multi-layered laminate which realizes upgrading of productivity, in the method for manufacturing a multi-layered laminate by which moldings are formed by supplying electric power to a copper foil and using a resultant resistance heating. SOLUTION: A plurality of surface layer materials 12, each being composed of a pair of the continuous copper foil 1 and a prepreg 2, are replicated in a row and a circuit board 3 for an inner layer is arranged between the prepregs 2 and a plate 9 for molding is arranged between the copper foils 1. In addition, the plate 9 for molding is used as an outermost part and the circuit board 3 for an inner layer and the plate 9 for molding are alternately arranged between the surface layer materials 12. Thus a body to be pressed 10 of the described construction is formed. Then this body 10 is pressed and thermally molded under pressure by resistance heating through supplying electric power to the copper foil 1. On the other hand, the prepreg 2 has an area 2b where it is insufficiently impregnated with a resin at the replicated part.