Process for producing wiring circuit board

Details Process for producing wiring circuit board Process for producing wiring circuit board

1983-05-24

1984-07-03

Pianalto, Bernard D.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

204192D, 427 99, 427124, 4271264, 427256, 427265, B05D 306

Patent

active

044579500

ABSTRACT:
A wiring circuit board with a fine wiring pattern free from disconnection and poor insulation is produced by forming an insulating layer consisting of at least two insulating substances having different dissociation energies for metalization, including metal elements, on a substrate and irradiating the insulating layer with an energizing beam by scanning, thereby forming a wiring pattern as desired.

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