Coating processes – Immersion or partial immersion – Chemical compound reducing agent utilized
Patent
1988-05-23
1991-05-21
Beck, Shrive
Coating processes
Immersion or partial immersion
Chemical compound reducing agent utilized
427438, C23C 2600
Patent
active
050174100
ABSTRACT:
Electroless plating compositions are described which produce a boron containing nickel coating. The compositions comprise a water soluble nickel salt, a chelating agent, an alkali metal hydroxide, a boron containing reducing agent, and thiocarbanilide. The composition is particularly useful for providing such coatings on gas turbine engine parts and results in improved wear resistance.
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G. O. Mallory, "The Electroless Nickel-Boron Plating Bath; Effects of Variables on Deposit Properties", Plating, Apr. 1971, pp. 319-327.
Beck Shrive
Dang Vi Duong
United Technologies Corporation
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