Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1973-11-19
1977-04-05
Morris, Theodore
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106214, C23C 302
Patent
active
040159922
ABSTRACT:
A process for activating a substrate for metallization, which comprises treating the substrate at a pH of from 1.5 to 4.5 with an aqueous composition which is the reaction product obtained by reducing a solution of a salt of a metal of the palladium or platinum group or of gold with an excess of a polysaccharide, and/or a derivative thereof, having at least one reactive aldehyde group.
REFERENCES:
Chem. Abst. 69; 92338S, 1968.
Ferenczy Nikolaus
Jung Horst
Sassenroth Karl-Wilhelm
Dr. Hesse & Cie. Spezialfabrik fur Galvanotechnik
Morris Theodore
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