Autocatalytic plating in metal industry

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  • Autocatalytic plating flowsheet


Autocatalytic plating flowsheet.jpg

Literatur: BAT for the surface treatment of metals & plastics, 2006


  • Typical parameters of the process
Process Temperature [°C] Heat transfer medium Residence time Chemicals Concentration Details Literature
Autocatalytic nickel on metals Nickel sulphate, nickel chloride Nickel: 2-10 g/l BAT for the surface treatment of metals and plastics, August 2006
Autocatalytic nickel coating for plastics Nickel sulphate or nickel chloride, reducing agents (sodium hypophosphite), dimethylaminoboreane and optionally chelating compounds Nickel: 2-5 g/l; sodium hypophosphite: 5-20 g/l; dimethylaminoborane: >10 g/l
Autocatalytic copper on metals and plastics Copper, sodium hydroxide, chelating agents (EDTA or tratrates) and reducing agents (formaldehyde) Copper: 2-5 g/l; sodium hydroxide: 15-20 g/l; chelating agents: 10-15 g/l; tartrates: 5-10 g/l; formaldehyde: 3-5 g/l


  • Energy losses from the surface area of heated process solutions


Energy losses from the surface area of heated process solutions.jpg

LITERATURE: BAT for the Surface Treatment of Metals and Plastics, May 2005



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