Autocatalytic plating in metal industry: Difference between revisions
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[ | | align="center" style="background:#2266CC;"|'''Process''' | ||
| align="center" style="background:#2266CC;"|'''Temperature [°C]''' | |||
| align="center" style="background:#2266CC;"|'''Heat transfer medium''' | |||
| align="center" style="background:#2266CC;"|'''Residence time''' | |||
| align="center" style="background:#2266CC;"|'''Chemicals''' | |||
| align="center" style="background:#2266CC;"|'''Concentration''' | |||
| align="center" style="background:#2266CC;"|'''Details''' | |||
| align="center" style="background:#2266CC;"|'''Literature''' | |||
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| style="background:#AACCEE;"| Autocatalytic nickel on metals|| align="center"| || align="center"| || align=”center”| || align=”center”| Nickel sulphate, nickel chloride|| align="center"| Nickel: 2-10 g/l|| align="center"| || rowspan="3" align="center"| BAT for the surface treatment of metals and plastics, August 2006 | |||
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| style="background:#AACCEE;"| Autocatalytic nickel coating for plastics|| align="center"| || align="center"| || align=”center”| || align=”center”| Nickel sulphate or nickel chloride, reducing agents (sodium hypophosphite), dimethylaminoboreane and optionally chelating compounds|| align="center"| Nickel: 2-5 g/l; sodium hypophosphite: 5-20 g/l; dimethylaminoborane: >10 g/l|| align="center"| | |||
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| style="background:#AACCEE;"| Autocatalytic copper on metals and plastics|| align="center"| || align="center"| || align=”center”| || align=”center”| Copper, sodium hydroxide, chelating agents (EDTA or tratrates) and reducing agents (formaldehyde) || align="center"| 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|| align="center"| | |||
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Revision as of 11:55, 1 December 2010
Back to EFFICIENCY FINDER FOR METAL INDUSTRY
- Autocatalytic plating flowsheet
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
LITERATURE: BAT for the Surface Treatment of Metals and Plastics, May 2005