METHOD OF MANUFACTURE OF PRINTED-CIRCUIT BOARDS Russian patent published in 1995 - IPC

Abstract RU 2033709 C1

FIELD: process of manufacture of printed-circuit boards. SUBSTANCE: the method is based on inclusion of surface sections, positioned between the catalytically active centers formed at activator laser thermolysis, in the mechanism of adhesion of the substrate to chemically deposited connection strip. This inclusion is effected by pressing of printed-circuit boards by a flat punch heated to the softening temperature of the substrate material on the side of the conductive pattern of the flat surface at a pressure providing the required flow of the substrate softened material. EFFECT: facilitated procedure.

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RU 2 033 709 C1

Authors

Zav'Jalov Viktor Dmitrievich

Dates

1995-04-20Published

1991-07-29Filed