Printed circuit board and method for making the same

Details Printed circuit board and method for making the same Printed circuit board and method for making the same

1977-01-17

1979-05-01

Smith, John D.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

156668, 174 685, 427 98, 427 57, 427245, 427246, 427305, 427306, 427307, 427373, 428327, 428601, 428901, C23C 302, H05K 300

Patent

active

041524772

ABSTRACT:
A printed circuit board made by providing on an insulating substrate an adhesive coating comprising a butadiene-based rubber and a phenolic resin finely dispersed therein, etching the surface layer of said coating with an oxidizing agent to expose the microcapsules having phenolic resin shells, which have been formed during the setting of said adhesive coating, and forming a chemically deposited metal layer on said adhesive coating.

REFERENCES:
patent: 3625758 (1971-12-01), Stahl et al.
patent: 3737339 (1973-06-01), Alsberg
patent: 3959547 (1976-05-01), Polichette et al.
patent: 4001466 (1977-01-01), Shawl et al.
patent: 4005238 (1977-01-01), Gaehde et al.
patent: 4551362 (1970-12-01), Decker

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