Chemistry: electrical and wave energy – Processes and products
Patent
1979-05-08
1980-08-12
Tufariello, T. M.
Chemistry: electrical and wave energy
Processes and products
204224R, 204DIG7, C25D 502, C25D 516
Patent
active
042171830
ABSTRACT:
A method for high resolution maskless electroplating is described. Preferential plating results from exposing those regions where enhanced plating is sought to a collimated energy beam. Such exposure can produce an enhancement in the plating rate of 10.sup.3, which is sufficient to eliminate the necessity of masking the surface.
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Melcher Robert L.
von Gutfeld Robert J.
International Business Machines - Corporation
Tufariello T. M.
Weins Michael J.
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