Process for Obtaining Thick Coatings of Platinum, Palladium, and Their Alloys With Other Platinum-group Metals.
Smith-GR; Andrews-RL; Schlain-D
U S Pat 3 547 789 1970 Dec; :
An electrolyte bath of molten alkali metal cyanide or cyanide- cyanate solutions exposed to air or o2 at 350 deg.-600 Deg. C is used to deposit coatings of pt, pd, or pt-pd alloys on the cathode. Coats that are at least 5 mils thick may be plated on many commercial metal substrates.
U.S. Pat. 3,547,789; Dec. 15, 1970; Chem. Abstr. 74:70,977A