Palladium deposition

Claim 1

A PROCESS FOR THE ELECTROLESS DEPOSITION OF PALLADIUM WHICH COMPRISES ESTABLISHING AN AQUEOUS BATH CONTAINING ABOUT 1 TO ABOUT 20 GRAMS PER LITER OF DIVALENT PALLADIUM, ABOUT 0.04 TO ABOUT 0.50 GRAM PER LITER OF UNSYMMETRICAL DIMETHYLHYDRAZINE, AN AMINE SELECTED FROM THE GROUP CONSISTING OF AMMONIA, AMINOETHYL ETHANOLAMINE AND AMYLAMINE IN AN AMOUNT EQUIVALENT IN MOLAR CONCENTRATION TO ABOUT 100 TO ABOUT 350 GRAMS PER LITER OF AMMONIA AND A STABILIZING AGENT SELECTED FROM THE GROUP CONSISTNG OF AMMONIUM CHLORIDE, AMMONIUM SULFATE AND ETHYLENEDIAMINETETRAACETIC ACID IN AN AMOUNT EQUIVALENT IN MOLAR CONCENTRATION TO UP TO ABOUT 80 GRAMS PER LITER OF ETHYLENEDIAMINETETRAACETIC ACID AND PLACING A BODY HAVING A CATALYTIC SURFACE IN CONTACT WITH SAID AQUEOUS BATH WHILE MAINTAINING THE TEMPERATURE OF SAID BATH AT ABOUT 68* C. TO ABOUT 100* C. TO EFFECT A DEPOSITION OF METALLIC PALLADIUM FROM SAID BATH ON SAID SURFACE AND WHILE REPLENISHING SAID BATH WITH UNSYMMETRICAL DIMETHYLHYDRZINE TO MAINTAIN THE CONCENTRATION THEREOF WITHIN SAID RANGE OF ABOUT 0.04 TO ABOUT 0.50 GRAM PER LITER.