Noble-metal dental alloy with improved gold color

Details Noble-metal dental alloy with improved gold color Noble-metal dental alloy with improved gold color

C - Chemistry, Metallurgy

22

C

75/67

C22C 5/02 (2006.01) A61C 11/00 (2006.01) A61K 6/04 (2006.01)

Patent

CA 1098342

NOBLE-METAL DENTAL ALLOY WITH IMPROVED GOLD COLOR Abstract of-the Disclosure A gold alloy for use in a dental restoration, and which maintains a true yellow-gold color after being cast and having a procelain jacket fired thereon. The alloy is 83-87% gold, 7-12% platinum, 1.5-3.0% rhodium, and less than 1.0% copper. Other elements are included for grain refining, strength, formation of bonding oxide for the ceramic jacket, and the like.

317786

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