Fillable N E W PATENTS - Platinum Metals Review

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N E W PATENTS METALS AND ALLOYS Metal Alloy Compositions for Jewellery WOdd&L 00/22,180 Metal alloy compositions used in the manufacture of jewellery have a white finish consisting of (by wto/): 95 Pt, 2.5-3.5 Rh and 1.5-2.5 Ru. The alloy exhibits enhanced whiteness in comparison to Pt alloys available in the art. It does not require Rh plating to achieve an acceptable whiteness, thus increasing the ease of...
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