Technical characteristics and existing problems of cyanide-free silver plating technology were summarized through the analysis of cyanide-free silver plating systems of thiosulfate,succinimide,iodide,hydantoin,sulfite and others.

Ten typical formulas and some kinds of additives used for cyanide-free silver plating were introduced.

of silver plating;obtaining an optimum component proportion in sodium thiosutphate Cyanide-free silver plating.

A cyanide-free silver electroplating process with 5,5-dimethyl hydantoin as coordination agent is studied.

Process of non-cyanide silver plating for molybdenum foils used as inter-links of solar cell array system in space vehicle

The formulation and operation conditions of cyanide silver plating were introduced, and a blackening agent formulation with jet black finish on silver surface and its post-treatment process were presented.

This paper focused on the influence of non-cyanide plating solution stability,the electroplating parameters on th.

The non-cyanide plating has been obtained successfully.

Advances in experimental study and production practice of cyanide-free copper plating—Part I

Research and application of cyanide-free copper plating has made a certain progress and obtained effective achievements,but it still exists problem of low adhesion as plating on iron and steel substrates.