Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1992-10-30
1994-03-22
Beck, Shrive
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
4271261, 427191, 427192, 427201, 427380, 4273831, 427384, B05D 100
Patent
active
052962598
ABSTRACT:
A process for making an electrically conductive pattern on a substrate comprising coating the substrate with a solution of salts containing at least one supplementary element, drying and heat treating the salt coating at a temperature lower than the temperature at which oxides form from the salts, then forming a metal conductive pattern on the heat treated supplementary element coating. This process can be used to make printed circuits on ceramic substrates which are useful in hybrid circuits, for example.
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Electrocomponent Science and Technology, 1976, vol. 2, pp. 241-247.
Dudek Dietmar
Pfeiffer Thomas
Beck Shrive
Dang Vi Duong
E. I. Du Pont de Nemours and Company
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