Method for activating non-noble metal colloidal dispersion by co

Coating processes – With pretreatment of the base – Preapplied reactant or reaction promoter or hardener

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106 111, 427305, 427306, 427307, C23C 302

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active

042787122

ABSTRACT:
Metallic surfaces are imparted to non-conductors or dielectric substrates by electroless (chemical) plating process comprised of coating the substrates with activated colloid(s) of non-precious metals and wherein the activated colloids are prepared by the controlled oxidation of weakly active colloids.

REFERENCES:
patent: 3011920 (1961-12-01), Shipley
patent: 3958048 (1976-05-01), Donovan
patent: 3993799 (1976-11-01), Feldstein
patent: 4131699 (1978-12-01), Feldstein
Weiser, Inorganic Colloid Chemistry, vol. I, pp. 1-5; 137-143 and vol. II; pp. 149-171, C1933.

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