Process for the chemical deposition of gold by autocatalytic red

Details Process for the chemical deposition of gold by autocatalytic red Process for the chemical deposition of gold by autocatalytic red

1979-11-14

1981-12-22

Kendall, Ralph S.

Coating processes

Immersion or partial immersion

Chemical compound reducing agent utilized

106 123, 427437, C23C 302

Patent

active

043071368

ABSTRACT:
An improvement is disclosed for the nonelectrolytic deposition of gold by autocatalytic chemical reduction of a deposition bath containing a soluble gold salt in a strongly alkaline medium by initially adding to the deposition bath an effective amount of a metal from Group III, IV or V of the periodic classification of elements in the form of a soluble salt.

REFERENCES:
patent: 3468676 (1969-09-01), Schneble et al.
patent: 3589916 (1971-06-01), McCormack
patent: 3917885 (1975-11-01), Baker
patent: 4005229 (1977-01-01), Miller et al.
patent: 4019128 (1978-05-01), Franz et al.
Weiner et al., Method of Stabilizing Electroless Plating Baths, RCA Technical Notes TN No. 941, 12-6-73, 3 pp.

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