Copper-tin-oxygen alloy plating

Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...

Reexamination Certificate

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C428S646000, C428S674000, C428S469000, C428S935000, C428S621000, C024S001000

Reexamination Certificate

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07867625

ABSTRACT:
The present invention relates to a Cu—Sn—O alloy plating having an oxygen content of 0.3 to 50 at %, a copper content of 20 to 80 at %, and a tin content of 10 to 70 at % in the plating. The present invention provides a copper tin alloy plating that has excellent plating adhesion and disengaging force stability and particularly a Cu—Sn—O alloy plating that has a blackish color tone without containing any controlled substances.

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A Dictionary of Metallurgy, Merriman, 1958, “Alloy”, p. 5.
Webster's New Collegiate Dictionary, 1977, “Plating”, p. 880.

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