C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
C23C 28/00 (2006.01) C23C 22/30 (2006.01) C25D 5/34 (2006.01) C25D 9/02 (2006.01) C25D 13/04 (2006.01)
Patent
CA 2732986
A substrate includes an iron-nickel alloy core or a cobalt-nickel ferrous alloy core, a chromium conversion coating (16) on at least a portion of the core (10), and an insulating coating (18, 20) on the chromium conversion coating (16). A method of making a substrate includes: providing an iron-nickel alloy core or a cobalt-nickel ferrous alloy core, applying a chromium conversion coating (16) on at least a portion of the core (10), and applying an insulating coating (18, 20) on the chromium conversion coating (16).
L'invention porte sur un substrat qui comprend un noyau d'alliage fer-nickel ou un noyau d'alliage cobalt-nickel ferreux, un revêtement de conversion de chrome (16) sur au moins une partie du noyau (10) et un revêtement isolant (18, 20) sur le revêtement de conversion de chrome (16). Un procédé de fabrication d'un substrat comprend : la fourniture d'un noyau d'alliage fer-nickel ou d'un noyau d'alliage cobalt-nickel ferreux, l'application d'un revêtement de conversion de chrome (16) sur au moins une partie du noyau (10) et l'application d'un revêtement isolant (18, 20) sur le revêtement de conversion de chrome (16).
Mardis Kelly L.
Pawlik Michael J.
Peffer Robin M.
Borden Ladner Gervais Llp
Ppg Industries Ohio Inc.
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