Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1986-10-15
1988-02-23
Smith, John D.
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
427108, 427304, 427305, C23C 1828
Patent
active
047269650
ABSTRACT:
To metallize transparent conductive paths of indium tin oxide (ITO) on substrates of display devices, a solderable metal layer is applied by electroless deposition. If the metal layer is adjacent a liquid crystal display device, the display device may be manufactured and tested prior to the electroless deposition, with only an edge of the substrate being dipped into the deposition bath. Prior to the deposition of the solderable metal layer, the indium tin oxide surface may be reduced and an adhesion improving layer of may also be deposited by above the indium tin surface and below the solderable metal layer. Integrated circuits can then be soldered to the metallized conductive paths.
REFERENCES:
patent: 4002778 (1977-01-01), Belles
patent: 4075416 (1978-02-01), Kuttner et al.
patent: 4387116 (1983-06-01), Bucker
patent: 4478690 (1984-10-01), Scholtens
patent: 4666078 (1987-05-01), Ohno
Smith John D.
Standard Elektrik Lorenz AG
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