Patent ID: 7357853
Filing Date: 2008-04-15
Classification: C25D,H05K

Abstract:
1. A composition consisting essentially of one or more sources of tin, the source of tin consists of stannous organic sulfonate, stannous sulfate, stannous gluconate, stannous citrate, stannous lactate, stannous halide or mixtures thereof; at least one surfactant which is an alcohol ethoxylate; one or more aromatic diols; one or more conductivity agents, the conductivity agents consist of alkali metal sulfates, alkali metal alkanesulfonates, alkali metal chlorides, ammonium sulfate, sulfuric acid, citric acid, sodium acetate, sodium carbonate, diluent soluble salts of citrates, lactates, and gluconates, and potassium pyrophosphate; and one or more compounds having a general formula: where B is a chemical bond or is —(CH 2 ) n — and n is an integer of from 1 to 4, a salt of the compound or an ester thereof, the compound, salt or ester thereof is in an amount of from 15 gm/L to 55 gm/L.