ELECTROLYTE FOR DEPOSITING BRIGHT TIN COATINGS

An electroplating bath for the deposition of bright tin coatings comprises tin sulphate, sulphuric acid, formalin, benzalacetone, a surfactant of the polyethoxy type and a nicotonic acid type compound. Bright deposits over a wide range of current densities, deposition at high current densities and h...

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Hauptverfasser: TODOROV,IVAN M, MIRCHEVA,VERA V, STEFANOV,STEFAN R, TODOROV,IVAN V
Format: Patent
Sprache:bul ; eng
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Zusammenfassung:An electroplating bath for the deposition of bright tin coatings comprises tin sulphate, sulphuric acid, formalin, benzalacetone, a surfactant of the polyethoxy type and a nicotonic acid type compound. Bright deposits over a wide range of current densities, deposition at high current densities and high throwing power are characteristics of this bath.