Silver palladium alloy

Details Silver palladium alloy Silver palladium alloy

1990-09-07

1991-08-06

Dean, Richard O.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

420503, C22C 506, C22C 508

Patent

active

050377086

ABSTRACT:
A silver colored metal alloy having improved tarnish resistance is disclosed, which is intended primarily for solid sterling jewelry and utensils and may also be used in silver plating, and does not easily tarnish and corrode. The alloy consists essentially of 80% to 92.5% silver, 4% to 9% palladium, 0% to 10% copper and 0.5% to 1% indium or zinc.

REFERENCES:
patent: 3411900 (1968-11-01), Roeder et al.
patent: 4895701 (1990-01-01), Davitz
patent: 4948557 (1990-08-01), Davitz

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