Pretreatment baths for silver plating

Details Pretreatment baths for silver plating Pretreatment baths for silver plating

1983-03-23

1984-06-05

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

204 46R, C25D 534, C25D 536, C25D 540

Patent

active

044526733

ABSTRACT:
Pretreatment baths for silver plating are proposed which include dithiocarbamic acids or their salts and/or thiosemicarbazides or their salts. They are effective in preventing the immersion plating in the subsequent silver plating.

REFERENCES:
patent: 2525567 (1950-10-01), Tucker et al.
patent: 4153519 (1979-05-01), Suzuki et al.
patent: 4177114 (1979-12-01), Suzuki et al.
patent: 4247372 (1981-01-01), Nobel
Handbook of Chemistry and Physics, 55th Edition, CRC Press, 1974, pp. C-231-232, C-489-490.

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