Process for nickel plating aluminum and aluminum alloys

Details Process for nickel plating aluminum and aluminum alloys Process for nickel plating aluminum and aluminum alloys

1981-08-13

1983-08-23

Smith, John D.

Coating processes

With pretreatment of the base

Preapplied reactant or reaction promoter or hardener

204 33, 204 38B, 427328, 427438, C23C 302

Patent

active

044004150

ABSTRACT:
A process for the electrolytic or electroless deposition of a coating of nickel on an aluminum or aluminum alloy substrate which comprises immersing the substrate in a hydroxide solution having a pH of about 12 or above, a nickel or cobalt compound soluble therein and a non-cyanide complexing agent for the nickel or cobalt compound capable of maintaining the nickel or cobalt metal in solution at a pH of about 12 or above, and electrolytically or electrolessly coating a layer of nickel thereon.

REFERENCES:
patent: 2958610 (1960-11-01), Ramirez
patent: 3338726 (1967-08-01), Berzins
patent: 3666529 (1972-05-01), Wright
patent: 4125648 (1978-11-01), Vratny
patent: 4196061 (1980-01-01), Satee

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