PLATINUM PLATING LIQUID AND PLATINUM PLATED ARTICLES

PLATINUM PLATING LIQUID AND PLATINUM PLATED ARTICLES

PURPOSE:To provide the plating liquid which is prepd. by incorporating specific ratios of platinum, sulfate and sulfite and Na and K as alkaline metals into the liquid and specifying its pH and with which beautiful white plating having a low stress, good adhesion and specular gloss is obtainable. CO...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHOJI KAZUMASA, AKAZA TOSHIYUKI
Format: Patent
Sprache:eng
Schlagworte:
APPARATUS THEREFOR
CHEMISTRY
ELECTROFORMING
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES
METALLURGY
PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS
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Beschreibung
Zusammenfassung:PURPOSE:To provide the plating liquid which is prepd. by incorporating specific ratios of platinum, sulfate and sulfite and Na and K as alkaline metals into the liquid and specifying its pH and with which beautiful white plating having a low stress, good adhesion and specular gloss is obtainable. CONSTITUTION:This platinum plating liquid is the plating liquid prepd. by incorporating 1 to 30g/l as platinum, 10 to 200g/l as sulfate, 0.5 to 10g/l as sulfite, and the Na and K as the alkaline metals into the liquid and adjusting its pH to